project
stringclasses 788
values | commit_id
stringlengths 6
81
| CVE ID
stringlengths 13
16
| CWE ID
stringclasses 126
values | func
stringlengths 14
482k
| vul
int8 0
1
|
|---|---|---|---|---|---|
linux | 75e5b4849b81e19e9efe1654b30d7f3151c33c2c | NOT_APPLICABLE | NOT_APPLICABLE | void usb_composite_overwrite_options(struct usb_composite_dev *cdev,
struct usb_composite_overwrite *covr)
{
struct usb_device_descriptor *desc = &cdev->desc;
struct usb_gadget_strings *gstr = cdev->driver->strings[0];
struct usb_string *dev_str = gstr->strings;
if (covr->idVendor)
desc->idVendor = cpu_to_le16(covr->idVendor);
if (covr->idProduct)
desc->idProduct = cpu_to_le16(covr->idProduct);
if (covr->bcdDevice)
desc->bcdDevice = cpu_to_le16(covr->bcdDevice);
if (covr->serial_number) {
desc->iSerialNumber = dev_str[USB_GADGET_SERIAL_IDX].id;
dev_str[USB_GADGET_SERIAL_IDX].s = covr->serial_number;
}
if (covr->manufacturer) {
desc->iManufacturer = dev_str[USB_GADGET_MANUFACTURER_IDX].id;
dev_str[USB_GADGET_MANUFACTURER_IDX].s = covr->manufacturer;
} else if (!strlen(dev_str[USB_GADGET_MANUFACTURER_IDX].s)) {
desc->iManufacturer = dev_str[USB_GADGET_MANUFACTURER_IDX].id;
cdev->def_manufacturer = composite_default_mfr(cdev->gadget);
dev_str[USB_GADGET_MANUFACTURER_IDX].s = cdev->def_manufacturer;
}
if (covr->product) {
desc->iProduct = dev_str[USB_GADGET_PRODUCT_IDX].id;
dev_str[USB_GADGET_PRODUCT_IDX].s = covr->product;
}
} | 0 |
vim | 2f074f4685897ab7212e25931eeeb0212292829f | NOT_APPLICABLE | NOT_APPLICABLE | bckend_word(
long count,
int bigword, // TRUE for "B"
int eol) // TRUE: stop at end of line.
{
int sclass; // starting class
int i;
curwin->w_cursor.coladd = 0;
cls_bigword = bigword;
while (--count >= 0)
{
sclass = cls();
if ((i = dec_cursor()) == -1)
return FAIL;
if (eol && i == 1)
return OK;
/*
* Move backward to before the start of this word.
*/
if (sclass != 0)
{
while (cls() == sclass)
if ((i = dec_cursor()) == -1 || (eol && i == 1))
return OK;
}
/*
* Move backward to end of the previous word
*/
while (cls() == 0)
{
if (curwin->w_cursor.col == 0 && LINEEMPTY(curwin->w_cursor.lnum))
break;
if ((i = dec_cursor()) == -1 || (eol && i == 1))
return OK;
}
}
return OK;
} | 0 |
tensorflow | d6b57f461b39fd1aa8c1b870f1b974aac3554955 | NOT_APPLICABLE | NOT_APPLICABLE | ElementsAttr ExpandTo4DForConvImpl(Attribute a, bool is_depthwise) {
auto elements = a.dyn_cast<DenseElementsAttr>();
auto shape = elements.getType().getShape();
if (!shape.empty()) {
// Checks that elements are essentially 1d.
assert(elements.getNumElements() == shape.back());
}
std::vector<int64_t> shape_data = {1, 1, 1, 1};
const int vector_length = elements.getNumElements();
if (is_depthwise)
shape_data[3] = vector_length;
else
shape_data[0] = vector_length;
auto new_shape =
RankedTensorType::get(shape_data, elements.getType().getElementType());
return elements.reshape(new_shape);
} | 0 |
ImageMagick6 | 3449a06f0122d4d9e68b4739417a3eaad0b24265 | NOT_APPLICABLE | NOT_APPLICABLE | static Image *ReadOnePNGImage(MngInfo *mng_info,
const ImageInfo *image_info, ExceptionInfo *exception)
{
/* Read one PNG image */
/* To do: Read the tEXt/Creation Time chunk into the date:create property */
Image
*image;
char
im_vers[32],
libpng_runv[32],
libpng_vers[32],
zlib_runv[32],
zlib_vers[32];
int
intent, /* "PNG Rendering intent", which is ICC intent + 1 */
num_raw_profiles,
num_text,
num_text_total,
num_passes,
number_colors,
pass,
ping_bit_depth,
ping_color_type,
ping_file_depth,
ping_interlace_method,
ping_compression_method,
ping_filter_method,
ping_num_trans,
unit_type;
double
file_gamma;
LongPixelPacket
transparent_color;
MagickBooleanType
logging,
ping_found_cHRM,
ping_found_gAMA,
ping_found_iCCP,
ping_found_sRGB,
ping_found_sRGB_cHRM,
ping_preserve_iCCP,
status;
MemoryInfo
*volatile pixel_info;
png_bytep
ping_trans_alpha;
png_color_16p
ping_background,
ping_trans_color;
png_info
*end_info,
*ping_info;
png_struct
*ping;
png_textp
text;
png_uint_32
ping_height,
ping_width,
x_resolution,
y_resolution;
ssize_t
ping_rowbytes,
y;
register unsigned char
*p;
register IndexPacket
*indexes;
register ssize_t
i,
x;
register PixelPacket
*q;
size_t
length,
row_offset;
Quantum
*volatile quantum_scanline;
QuantumInfo
*volatile quantum_info;
ssize_t
j;
unsigned char
*ping_pixels;
#ifdef PNG_UNKNOWN_CHUNKS_SUPPORTED
png_byte unused_chunks[]=
{
104, 73, 83, 84, (png_byte) '\0', /* hIST */
105, 84, 88, 116, (png_byte) '\0', /* iTXt */
112, 67, 65, 76, (png_byte) '\0', /* pCAL */
115, 67, 65, 76, (png_byte) '\0', /* sCAL */
115, 80, 76, 84, (png_byte) '\0', /* sPLT */
#if !defined(PNG_tIME_SUPPORTED)
116, 73, 77, 69, (png_byte) '\0', /* tIME */
#endif
#ifdef PNG_APNG_SUPPORTED /* libpng was built with APNG patch; */
/* ignore the APNG chunks */
97, 99, 84, 76, (png_byte) '\0', /* acTL */
102, 99, 84, 76, (png_byte) '\0', /* fcTL */
102, 100, 65, 84, (png_byte) '\0', /* fdAT */
#endif
};
#endif
/* Define these outside of the following "if logging()" block so they will
* show in debuggers.
*/
*im_vers='\0';
(void) ConcatenateMagickString(im_vers,
MagickLibVersionText,32);
(void) ConcatenateMagickString(im_vers,
MagickLibAddendum,32);
*libpng_vers='\0';
(void) ConcatenateMagickString(libpng_vers,
PNG_LIBPNG_VER_STRING,32);
*libpng_runv='\0';
(void) ConcatenateMagickString(libpng_runv,
png_get_libpng_ver(NULL),32);
*zlib_vers='\0';
(void) ConcatenateMagickString(zlib_vers,
ZLIB_VERSION,32);
*zlib_runv='\0';
(void) ConcatenateMagickString(zlib_runv,
zlib_version,32);
logging=LogMagickEvent(CoderEvent,GetMagickModule(),
" Enter ReadOnePNGImage()\n"
" IM version = %s\n"
" Libpng version = %s",
im_vers, libpng_vers);
if (logging != MagickFalse)
{
if (LocaleCompare(libpng_vers,libpng_runv) != 0)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" running with %s", libpng_runv);
}
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Zlib version = %s", zlib_vers);
if (LocaleCompare(zlib_vers,zlib_runv) != 0)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" running with %s", zlib_runv);
}
}
#if (PNG_LIBPNG_VER < 10200)
if (image_info->verbose)
printf("Your PNG library (libpng-%s) is rather old.\n",
PNG_LIBPNG_VER_STRING);
#endif
#if (PNG_LIBPNG_VER >= 10400)
# ifndef PNG_TRANSFORM_GRAY_TO_RGB /* Added at libpng-1.4.0beta67 */
if (image_info->verbose)
{
printf("Your PNG library (libpng-%s) is an old beta version.\n",
PNG_LIBPNG_VER_STRING);
printf("Please update it.\n");
}
# endif
#endif
image=mng_info->image;
if (logging != MagickFalse)
{
(void)LogMagickEvent(CoderEvent,GetMagickModule(),
" Before reading:\n"
" image->matte=%d\n"
" image->rendering_intent=%d\n"
" image->colorspace=%d\n"
" image->gamma=%f",
(int) image->matte, (int) image->rendering_intent,
(int) image->colorspace, image->gamma);
}
intent=Magick_RenderingIntent_to_PNG_RenderingIntent(image->rendering_intent);
/* Set to an out-of-range color unless tRNS chunk is present */
transparent_color.red=65537;
transparent_color.green=65537;
transparent_color.blue=65537;
transparent_color.opacity=65537;
number_colors=0;
num_text = 0;
num_text_total = 0;
num_raw_profiles = 0;
ping_found_cHRM = MagickFalse;
ping_found_gAMA = MagickFalse;
ping_found_iCCP = MagickFalse;
ping_found_sRGB = MagickFalse;
ping_found_sRGB_cHRM = MagickFalse;
ping_preserve_iCCP = MagickFalse;
/*
Allocate the PNG structures
*/
#ifdef PNG_USER_MEM_SUPPORTED
ping=png_create_read_struct_2(PNG_LIBPNG_VER_STRING, image,
MagickPNGErrorHandler,MagickPNGWarningHandler, NULL,
(png_malloc_ptr) Magick_png_malloc,(png_free_ptr) Magick_png_free);
#else
ping=png_create_read_struct(PNG_LIBPNG_VER_STRING,image,
MagickPNGErrorHandler,MagickPNGWarningHandler);
#endif
if (ping == (png_struct *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
ping_info=png_create_info_struct(ping);
if (ping_info == (png_info *) NULL)
{
png_destroy_read_struct(&ping,(png_info **) NULL,(png_info **) NULL);
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
}
end_info=png_create_info_struct(ping);
if (end_info == (png_info *) NULL)
{
png_destroy_read_struct(&ping,&ping_info,(png_info **) NULL);
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
}
pixel_info=(MemoryInfo *) NULL;
quantum_scanline = (Quantum *) NULL;
quantum_info = (QuantumInfo *) NULL;
if (setjmp(png_jmpbuf(ping)))
{
/*
PNG image is corrupt.
*/
png_destroy_read_struct(&ping,&ping_info,&end_info);
if (pixel_info != (MemoryInfo *) NULL)
pixel_info=RelinquishVirtualMemory(pixel_info);
quantum_scanline=(Quantum *) RelinquishMagickMemory(quantum_scanline);
if (quantum_info != (QuantumInfo *) NULL)
quantum_info=DestroyQuantumInfo(quantum_info);
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
UnlockSemaphoreInfo(ping_semaphore);
#endif
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" exit ReadOnePNGImage() with error.");
if (image != (Image *) NULL)
image=DestroyImageList(image);
return(image);
}
/* { For navigation to end of SETJMP-protected block. Within this
* block, use png_error() instead of Throwing an Exception, to ensure
* that libpng is able to clean up, and that the semaphore is unlocked.
*/
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
LockSemaphoreInfo(ping_semaphore);
#endif
#ifdef PNG_BENIGN_ERRORS_SUPPORTED
/* Allow benign errors */
png_set_benign_errors(ping, 1);
#endif
#ifdef PNG_SET_USER_LIMITS_SUPPORTED
{
const char
*option;
/* Reject images with too many rows or columns */
png_set_user_limits(ping,(png_uint_32) MagickMin(PNG_UINT_31_MAX,
GetMagickResourceLimit(WidthResource)),(png_uint_32)
MagickMin(PNG_UINT_31_MAX,GetMagickResourceLimit(HeightResource)));
#if (PNG_LIBPNG_VER >= 10400)
option=GetImageOption(image_info,"png:chunk-cache-max");
if (option != (const char *) NULL)
png_set_chunk_cache_max(ping,(png_uint_32) MagickMin(PNG_UINT_32_MAX,
StringToLong(option)));
else
png_set_chunk_cache_max(ping,32767);
#endif
#if (PNG_LIBPNG_VER >= 10401)
option=GetImageOption(image_info,"png:chunk-malloc-max");
if (option != (const char *) NULL)
png_set_chunk_malloc_max(ping,(png_alloc_size_t) MagickMin(PNG_SIZE_MAX,
StringToLong(option)));
#endif
}
#endif /* PNG_SET_USER_LIMITS_SUPPORTED */
/*
Prepare PNG for reading.
*/
mng_info->image_found++;
png_set_sig_bytes(ping,8);
if (LocaleCompare(image_info->magick,"MNG") == 0)
{
#if defined(PNG_MNG_FEATURES_SUPPORTED)
(void) png_permit_mng_features(ping,PNG_ALL_MNG_FEATURES);
png_set_read_fn(ping,image,png_get_data);
#else
#if defined(PNG_READ_EMPTY_PLTE_SUPPORTED)
png_permit_empty_plte(ping,MagickTrue);
png_set_read_fn(ping,image,png_get_data);
#else
mng_info->image=image;
mng_info->bytes_in_read_buffer=0;
mng_info->found_empty_plte=MagickFalse;
mng_info->have_saved_bkgd_index=MagickFalse;
png_set_read_fn(ping,mng_info,mng_get_data);
#endif
#endif
}
else
png_set_read_fn(ping,image,png_get_data);
{
const char
*value;
value=GetImageOption(image_info,"profile:skip");
if (IsOptionMember("ICC",value) == MagickFalse)
{
value=GetImageOption(image_info,"png:preserve-iCCP");
if (value == NULL)
value=GetImageArtifact(image,"png:preserve-iCCP");
if (value != NULL)
ping_preserve_iCCP=MagickTrue;
#if defined(PNG_SKIP_sRGB_CHECK_PROFILE) && defined(PNG_SET_OPTION_SUPPORTED)
/* Don't let libpng check for ICC/sRGB profile because we're going
* to do that anyway. This feature was added at libpng-1.6.12.
* If logging, go ahead and check and issue a warning as appropriate.
*/
if (logging == MagickFalse)
png_set_option(ping, PNG_SKIP_sRGB_CHECK_PROFILE, PNG_OPTION_ON);
#endif
}
#if defined(PNG_UNKNOWN_CHUNKS_SUPPORTED)
else
{
/* Ignore the iCCP chunk */
png_set_keep_unknown_chunks(ping, 1, (png_bytep)mng_iCCP, 1);
}
#endif
}
#if defined(PNG_UNKNOWN_CHUNKS_SUPPORTED)
/* Ignore unused chunks and all unknown chunks except for caNv
and vpAg */
# if PNG_LIBPNG_VER < 10700 /* Avoid libpng16 warning */
png_set_keep_unknown_chunks(ping, 2, (png_bytep)NULL, 0);
# else
png_set_keep_unknown_chunks(ping, 1, (png_bytep)NULL, 0);
# endif
png_set_keep_unknown_chunks(ping, 2, (png_bytep)mng_caNv, 1);
png_set_keep_unknown_chunks(ping, 2, (png_bytep)mng_vpAg, 1);
png_set_keep_unknown_chunks(ping, 1, unused_chunks,
(int)sizeof(unused_chunks)/5);
/* Callback for other unknown chunks */
png_set_read_user_chunk_fn(ping, image, read_user_chunk_callback);
#endif
#ifdef PNG_READ_CHECK_FOR_INVALID_INDEX_SUPPORTED
/* Disable new libpng-1.5.10 feature */
png_set_check_for_invalid_index (ping, 0);
#endif
#if (PNG_LIBPNG_VER < 10400)
# if defined(PNG_USE_PNGGCCRD) && defined(PNG_ASSEMBLER_CODE_SUPPORTED) && \
(PNG_LIBPNG_VER >= 10200) && (PNG_LIBPNG_VER < 10220) && defined(__i386__)
/* Disable thread-unsafe features of pnggccrd */
if (png_access_version_number() >= 10200)
{
png_uint_32 mmx_disable_mask=0;
png_uint_32 asm_flags;
mmx_disable_mask |= ( PNG_ASM_FLAG_MMX_READ_COMBINE_ROW \
| PNG_ASM_FLAG_MMX_READ_FILTER_SUB \
| PNG_ASM_FLAG_MMX_READ_FILTER_AVG \
| PNG_ASM_FLAG_MMX_READ_FILTER_PAETH );
asm_flags=png_get_asm_flags(ping);
png_set_asm_flags(ping, asm_flags & ~mmx_disable_mask);
}
# endif
#endif
png_read_info(ping,ping_info);
/* Read and check IHDR chunk data */
png_get_IHDR(ping,ping_info,&ping_width,&ping_height,
&ping_bit_depth,&ping_color_type,
&ping_interlace_method,&ping_compression_method,
&ping_filter_method);
ping_file_depth = ping_bit_depth;
/* Swap bytes if requested */
if (ping_file_depth == 16)
{
const char
*value;
value=GetImageOption(image_info,"png:swap-bytes");
if (value == NULL)
value=GetImageArtifact(image,"png:swap-bytes");
if (value != NULL)
png_set_swap(ping);
}
/* Save bit-depth and color-type in case we later want to write a PNG00 */
{
char
msg[MaxTextExtent];
(void) FormatLocaleString(msg,MaxTextExtent,"%d",(int) ping_color_type);
(void) SetImageProperty(image,"png:IHDR.color-type-orig",msg);
(void) FormatLocaleString(msg,MaxTextExtent,"%d",(int) ping_bit_depth);
(void) SetImageProperty(image,"png:IHDR.bit-depth-orig",msg);
}
(void) png_get_tRNS(ping, ping_info, &ping_trans_alpha, &ping_num_trans,
&ping_trans_color);
(void) png_get_bKGD(ping, ping_info, &ping_background);
if (ping_bit_depth < 8)
{
png_set_packing(ping);
ping_bit_depth = 8;
}
image->depth=ping_bit_depth;
image->depth=GetImageQuantumDepth(image,MagickFalse);
image->interlace=ping_interlace_method != 0 ? PNGInterlace : NoInterlace;
if (((int) ping_color_type == PNG_COLOR_TYPE_GRAY) ||
((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA))
{
image->rendering_intent=UndefinedIntent;
intent=Magick_RenderingIntent_to_PNG_RenderingIntent(UndefinedIntent);
(void) memset(&image->chromaticity,0,
sizeof(image->chromaticity));
}
if (logging != MagickFalse)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" PNG width: %.20g, height: %.20g\n"
" PNG color_type: %d, bit_depth: %d\n"
" PNG compression_method: %d\n"
" PNG interlace_method: %d, filter_method: %d",
(double) ping_width, (double) ping_height,
ping_color_type, ping_bit_depth,
ping_compression_method,
ping_interlace_method,ping_filter_method);
}
if (png_get_valid(ping,ping_info, PNG_INFO_iCCP))
{
ping_found_iCCP=MagickTrue;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found PNG iCCP chunk.");
}
if (png_get_valid(ping,ping_info,PNG_INFO_gAMA))
{
ping_found_gAMA=MagickTrue;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found PNG gAMA chunk.");
}
if (png_get_valid(ping,ping_info,PNG_INFO_cHRM))
{
ping_found_cHRM=MagickTrue;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found PNG cHRM chunk.");
}
if (ping_found_iCCP != MagickTrue && png_get_valid(ping,ping_info,
PNG_INFO_sRGB))
{
ping_found_sRGB=MagickTrue;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found PNG sRGB chunk.");
}
#ifdef PNG_READ_iCCP_SUPPORTED
if (ping_found_iCCP !=MagickTrue &&
ping_found_sRGB != MagickTrue &&
png_get_valid(ping,ping_info, PNG_INFO_iCCP))
{
ping_found_iCCP=MagickTrue;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found PNG iCCP chunk.");
}
if (png_get_valid(ping,ping_info,PNG_INFO_iCCP))
{
int
compression;
#if (PNG_LIBPNG_VER < 10500)
png_charp
info;
#else
png_bytep
info;
#endif
png_charp
name;
png_uint_32
profile_length;
(void) png_get_iCCP(ping,ping_info,&name,(int *) &compression,&info,
&profile_length);
if (profile_length != 0)
{
StringInfo
*profile;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG iCCP chunk.");
profile=BlobToStringInfo(info,profile_length);
if (profile == (StringInfo *) NULL)
{
png_warning(ping, "ICC profile is NULL");
profile=DestroyStringInfo(profile);
}
else
{
if (ping_preserve_iCCP == MagickFalse)
{
int
icheck,
got_crc=0;
png_uint_32
length,
profile_crc=0;
unsigned char
*data;
length=(png_uint_32) GetStringInfoLength(profile);
for (icheck=0; sRGB_info[icheck].len > 0; icheck++)
{
if (length == sRGB_info[icheck].len)
{
if (got_crc == 0)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Got a %lu-byte ICC profile (potentially sRGB)",
(unsigned long) length);
data=GetStringInfoDatum(profile);
profile_crc=crc32(0,data,length);
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" with crc=%8x",(unsigned int) profile_crc);
got_crc++;
}
if (profile_crc == sRGB_info[icheck].crc)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" It is sRGB with rendering intent = %s",
Magick_RenderingIntentString_from_PNG_RenderingIntent(
sRGB_info[icheck].intent));
if (image->rendering_intent==UndefinedIntent)
{
image->rendering_intent=
Magick_RenderingIntent_from_PNG_RenderingIntent(
sRGB_info[icheck].intent);
}
break;
}
}
}
if (sRGB_info[icheck].len == 0)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Got a %lu-byte ICC profile not recognized as sRGB",
(unsigned long) length);
(void) SetImageProfile(image,"icc",profile);
}
}
else /* Preserve-iCCP */
{
(void) SetImageProfile(image,"icc",profile);
}
profile=DestroyStringInfo(profile);
}
}
}
#endif
#if defined(PNG_READ_sRGB_SUPPORTED)
{
if (ping_found_iCCP==MagickFalse && png_get_valid(ping,ping_info,
PNG_INFO_sRGB))
{
if (png_get_sRGB(ping,ping_info,&intent))
{
if (image->rendering_intent == UndefinedIntent)
image->rendering_intent=
Magick_RenderingIntent_from_PNG_RenderingIntent (intent);
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG sRGB chunk: rendering_intent: %d",intent);
}
}
else if (mng_info->have_global_srgb)
{
if (image->rendering_intent == UndefinedIntent)
image->rendering_intent=
Magick_RenderingIntent_from_PNG_RenderingIntent
(mng_info->global_srgb_intent);
}
}
#endif
{
if (!png_get_gAMA(ping,ping_info,&file_gamma))
if (mng_info->have_global_gama)
png_set_gAMA(ping,ping_info,mng_info->global_gamma);
if (png_get_gAMA(ping,ping_info,&file_gamma))
{
image->gamma=(float) file_gamma;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG gAMA chunk: gamma: %f",file_gamma);
}
}
if (!png_get_valid(ping,ping_info,PNG_INFO_cHRM))
{
if (mng_info->have_global_chrm != MagickFalse)
{
(void) png_set_cHRM(ping,ping_info,
mng_info->global_chrm.white_point.x,
mng_info->global_chrm.white_point.y,
mng_info->global_chrm.red_primary.x,
mng_info->global_chrm.red_primary.y,
mng_info->global_chrm.green_primary.x,
mng_info->global_chrm.green_primary.y,
mng_info->global_chrm.blue_primary.x,
mng_info->global_chrm.blue_primary.y);
}
}
if (png_get_valid(ping,ping_info,PNG_INFO_cHRM))
{
(void) png_get_cHRM(ping,ping_info,
&image->chromaticity.white_point.x,
&image->chromaticity.white_point.y,
&image->chromaticity.red_primary.x,
&image->chromaticity.red_primary.y,
&image->chromaticity.green_primary.x,
&image->chromaticity.green_primary.y,
&image->chromaticity.blue_primary.x,
&image->chromaticity.blue_primary.y);
ping_found_cHRM=MagickTrue;
if (image->chromaticity.red_primary.x>0.6399f &&
image->chromaticity.red_primary.x<0.6401f &&
image->chromaticity.red_primary.y>0.3299f &&
image->chromaticity.red_primary.y<0.3301f &&
image->chromaticity.green_primary.x>0.2999f &&
image->chromaticity.green_primary.x<0.3001f &&
image->chromaticity.green_primary.y>0.5999f &&
image->chromaticity.green_primary.y<0.6001f &&
image->chromaticity.blue_primary.x>0.1499f &&
image->chromaticity.blue_primary.x<0.1501f &&
image->chromaticity.blue_primary.y>0.0599f &&
image->chromaticity.blue_primary.y<0.0601f &&
image->chromaticity.white_point.x>0.3126f &&
image->chromaticity.white_point.x<0.3128f &&
image->chromaticity.white_point.y>0.3289f &&
image->chromaticity.white_point.y<0.3291f)
ping_found_sRGB_cHRM=MagickTrue;
}
if (image->rendering_intent != UndefinedIntent)
{
if (ping_found_sRGB != MagickTrue &&
(ping_found_gAMA != MagickTrue ||
(image->gamma > .45 && image->gamma < .46)) &&
(ping_found_cHRM != MagickTrue ||
ping_found_sRGB_cHRM != MagickFalse) &&
ping_found_iCCP != MagickTrue)
{
png_set_sRGB(ping,ping_info,
Magick_RenderingIntent_to_PNG_RenderingIntent
(image->rendering_intent));
file_gamma=1.000f/2.200f;
ping_found_sRGB=MagickTrue;
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Setting sRGB as if in input");
}
}
#if defined(PNG_oFFs_SUPPORTED)
if (png_get_valid(ping,ping_info,PNG_INFO_oFFs))
{
image->page.x=(ssize_t) png_get_x_offset_pixels(ping, ping_info);
image->page.y=(ssize_t) png_get_y_offset_pixels(ping, ping_info);
if (logging != MagickFalse)
if (image->page.x || image->page.y)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG oFFs chunk: x: %.20g, y: %.20g.",(double)
image->page.x,(double) image->page.y);
}
#endif
#if defined(PNG_pHYs_SUPPORTED)
if (!png_get_valid(ping,ping_info,PNG_INFO_pHYs))
{
if (mng_info->have_global_phys)
{
png_set_pHYs(ping,ping_info,
mng_info->global_x_pixels_per_unit,
mng_info->global_y_pixels_per_unit,
mng_info->global_phys_unit_type);
}
}
x_resolution=0;
y_resolution=0;
unit_type=0;
if (png_get_valid(ping,ping_info,PNG_INFO_pHYs))
{
/*
Set image resolution.
*/
(void) png_get_pHYs(ping,ping_info,&x_resolution,&y_resolution,
&unit_type);
image->x_resolution=(double) x_resolution;
image->y_resolution=(double) y_resolution;
if (unit_type == PNG_RESOLUTION_METER)
{
image->units=PixelsPerCentimeterResolution;
image->x_resolution=(double) x_resolution/100.0;
image->y_resolution=(double) y_resolution/100.0;
}
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG pHYs chunk: xres: %.20g, yres: %.20g, units: %d.",
(double) x_resolution,(double) y_resolution,unit_type);
}
#endif
if (png_get_valid(ping,ping_info,PNG_INFO_PLTE))
{
png_colorp
palette;
(void) png_get_PLTE(ping,ping_info,&palette,&number_colors);
if ((number_colors == 0) &&
((int) ping_color_type == PNG_COLOR_TYPE_PALETTE))
{
if (mng_info->global_plte_length)
{
png_set_PLTE(ping,ping_info,mng_info->global_plte,
(int) mng_info->global_plte_length);
if (!png_get_valid(ping,ping_info,PNG_INFO_tRNS))
if (mng_info->global_trns_length)
{
if (mng_info->global_trns_length >
mng_info->global_plte_length)
{
png_warning(ping,
"global tRNS has more entries than global PLTE");
}
else
{
png_set_tRNS(ping,ping_info,mng_info->global_trns,
(int) mng_info->global_trns_length,NULL);
}
}
#ifdef PNG_READ_bKGD_SUPPORTED
if (
#ifndef PNG_READ_EMPTY_PLTE_SUPPORTED
mng_info->have_saved_bkgd_index ||
#endif
png_get_valid(ping,ping_info,PNG_INFO_bKGD))
{
png_color_16
background;
#ifndef PNG_READ_EMPTY_PLTE_SUPPORTED
if (mng_info->have_saved_bkgd_index)
background.index=mng_info->saved_bkgd_index;
#endif
if (png_get_valid(ping, ping_info, PNG_INFO_bKGD))
background.index=ping_background->index;
background.red=(png_uint_16)
mng_info->global_plte[background.index].red;
background.green=(png_uint_16)
mng_info->global_plte[background.index].green;
background.blue=(png_uint_16)
mng_info->global_plte[background.index].blue;
background.gray=(png_uint_16)
mng_info->global_plte[background.index].green;
png_set_bKGD(ping,ping_info,&background);
}
#endif
}
else
png_error(ping,"No global PLTE in file");
}
}
#ifdef PNG_READ_bKGD_SUPPORTED
if (mng_info->have_global_bkgd &&
(!png_get_valid(ping,ping_info,PNG_INFO_bKGD)))
image->background_color=mng_info->mng_global_bkgd;
if (png_get_valid(ping,ping_info,PNG_INFO_bKGD))
{
unsigned int
bkgd_scale;
/* Set image background color.
* Scale background components to 16-bit, then scale
* to quantum depth
*/
bkgd_scale = 1;
if (ping_file_depth == 1)
bkgd_scale = 255;
else if (ping_file_depth == 2)
bkgd_scale = 85;
else if (ping_file_depth == 4)
bkgd_scale = 17;
if (ping_file_depth <= 8)
bkgd_scale *= 257;
ping_background->red *= bkgd_scale;
ping_background->green *= bkgd_scale;
ping_background->blue *= bkgd_scale;
if (logging != MagickFalse)
{
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG bKGD chunk, raw ping_background=(%d,%d,%d).\n"
" bkgd_scale=%d. ping_background=(%d,%d,%d).",
ping_background->red,ping_background->green,
ping_background->blue,
bkgd_scale,ping_background->red,
ping_background->green,ping_background->blue);
}
image->background_color.red=
ScaleShortToQuantum(ping_background->red);
image->background_color.green=
ScaleShortToQuantum(ping_background->green);
image->background_color.blue=
ScaleShortToQuantum(ping_background->blue);
image->background_color.opacity=OpaqueOpacity;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" image->background_color=(%.20g,%.20g,%.20g).",
(double) image->background_color.red,
(double) image->background_color.green,
(double) image->background_color.blue);
}
#endif /* PNG_READ_bKGD_SUPPORTED */
if (png_get_valid(ping,ping_info,PNG_INFO_tRNS))
{
/*
Image has a tRNS chunk.
*/
int
max_sample;
size_t
one = 1;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG tRNS chunk.");
max_sample = (int) ((one << ping_file_depth) - 1);
if ((ping_color_type == PNG_COLOR_TYPE_GRAY &&
(int)ping_trans_color->gray > max_sample) ||
(ping_color_type == PNG_COLOR_TYPE_RGB &&
((int)ping_trans_color->red > max_sample ||
(int)ping_trans_color->green > max_sample ||
(int)ping_trans_color->blue > max_sample)))
{
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Ignoring PNG tRNS chunk with out-of-range sample.");
png_free_data(ping, ping_info, PNG_FREE_TRNS, 0);
png_set_invalid(ping,ping_info,PNG_INFO_tRNS);
image->matte=MagickFalse;
}
else
{
int
scale_to_short;
scale_to_short = 65535L/((1UL << ping_file_depth)-1);
/* Scale transparent_color to short */
transparent_color.red= scale_to_short*ping_trans_color->red;
transparent_color.green= scale_to_short*ping_trans_color->green;
transparent_color.blue= scale_to_short*ping_trans_color->blue;
transparent_color.opacity= scale_to_short*ping_trans_color->gray;
if (ping_color_type == PNG_COLOR_TYPE_GRAY)
{
if (logging != MagickFalse)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Raw tRNS graylevel = %d, scaled graylevel = %d.",
ping_trans_color->gray,transparent_color.opacity);
}
transparent_color.red=transparent_color.opacity;
transparent_color.green=transparent_color.opacity;
transparent_color.blue=transparent_color.opacity;
}
}
}
#if defined(PNG_READ_sBIT_SUPPORTED)
if (mng_info->have_global_sbit)
{
if (!png_get_valid(ping,ping_info,PNG_INFO_sBIT))
png_set_sBIT(ping,ping_info,&mng_info->global_sbit);
}
#endif
num_passes=png_set_interlace_handling(ping);
png_read_update_info(ping,ping_info);
ping_rowbytes=png_get_rowbytes(ping,ping_info);
/*
Initialize image structure.
*/
mng_info->image_box.left=0;
mng_info->image_box.right=(ssize_t) ping_width;
mng_info->image_box.top=0;
mng_info->image_box.bottom=(ssize_t) ping_height;
if (mng_info->mng_type == 0)
{
mng_info->mng_width=ping_width;
mng_info->mng_height=ping_height;
mng_info->frame=mng_info->image_box;
mng_info->clip=mng_info->image_box;
}
else
{
image->page.y=mng_info->y_off[mng_info->object_id];
}
image->compression=ZipCompression;
image->columns=ping_width;
image->rows=ping_height;
if (((int) ping_color_type == PNG_COLOR_TYPE_GRAY) ||
((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA))
{
double
image_gamma = image->gamma;
(void)LogMagickEvent(CoderEvent,GetMagickModule(),
" image->gamma=%f",(float) image_gamma);
if (image_gamma > 0.75)
{
/* Set image->rendering_intent to Undefined,
* image->colorspace to GRAY, and reset image->chromaticity.
*/
image->intensity = Rec709LuminancePixelIntensityMethod;
SetImageColorspace(image,LinearGRAYColorspace);
}
else
{
RenderingIntent
save_rendering_intent = image->rendering_intent;
ChromaticityInfo
save_chromaticity = image->chromaticity;
SetImageColorspace(image,GRAYColorspace);
image->rendering_intent = save_rendering_intent;
image->chromaticity = save_chromaticity;
}
image->gamma = image_gamma;
}
else
{
double
image_gamma = image->gamma;
(void)LogMagickEvent(CoderEvent,GetMagickModule(),
" image->gamma=%f",(float) image_gamma);
if (image_gamma > 0.75)
{
/* Set image->rendering_intent to Undefined,
* image->colorspace to GRAY, and reset image->chromaticity.
*/
image->intensity = Rec709LuminancePixelIntensityMethod;
SetImageColorspace(image,RGBColorspace);
}
else
{
RenderingIntent
save_rendering_intent = image->rendering_intent;
ChromaticityInfo
save_chromaticity = image->chromaticity;
SetImageColorspace(image,sRGBColorspace);
image->rendering_intent = save_rendering_intent;
image->chromaticity = save_chromaticity;
}
image->gamma = image_gamma;
}
(void)LogMagickEvent(CoderEvent,GetMagickModule(),
" image->colorspace=%d",(int) image->colorspace);
if (((int) ping_color_type == PNG_COLOR_TYPE_PALETTE) ||
((int) ping_bit_depth < 16 &&
(int) ping_color_type == PNG_COLOR_TYPE_GRAY))
{
size_t
one;
image->storage_class=PseudoClass;
one=1;
image->colors=one << ping_file_depth;
#if (MAGICKCORE_QUANTUM_DEPTH == 8)
if (image->colors > 256)
image->colors=256;
#else
if (image->colors > 65536L)
image->colors=65536L;
#endif
if ((int) ping_color_type == PNG_COLOR_TYPE_PALETTE)
{
png_colorp
palette;
(void) png_get_PLTE(ping,ping_info,&palette,&number_colors);
image->colors=(size_t) number_colors;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG PLTE chunk: number_colors: %d.",number_colors);
}
}
if (image->storage_class == PseudoClass)
{
/*
Initialize image colormap.
*/
if (AcquireImageColormap(image,image->colors) == MagickFalse)
png_error(ping,"Memory allocation failed");
if ((int) ping_color_type == PNG_COLOR_TYPE_PALETTE)
{
png_colorp
palette;
(void) png_get_PLTE(ping,ping_info,&palette,&number_colors);
for (i=0; i < (ssize_t) number_colors; i++)
{
image->colormap[i].red=ScaleCharToQuantum(palette[i].red);
image->colormap[i].green=ScaleCharToQuantum(palette[i].green);
image->colormap[i].blue=ScaleCharToQuantum(palette[i].blue);
}
for ( ; i < (ssize_t) image->colors; i++)
{
image->colormap[i].red=0;
image->colormap[i].green=0;
image->colormap[i].blue=0;
}
}
}
/* Set some properties for reporting by "identify" */
{
char
msg[MaxTextExtent];
/* encode ping_width, ping_height, ping_file_depth, ping_color_type,
ping_interlace_method in value */
(void) FormatLocaleString(msg,MaxTextExtent,
"%d, %d",(int) ping_width, (int) ping_height);
(void) SetImageProperty(image,"png:IHDR.width,height",msg);
(void) FormatLocaleString(msg,MaxTextExtent,"%d",(int) ping_file_depth);
(void) SetImageProperty(image,"png:IHDR.bit_depth",msg);
(void) FormatLocaleString(msg,MaxTextExtent,"%d (%s)",
(int) ping_color_type,
Magick_ColorType_from_PNG_ColorType((int)ping_color_type));
(void) SetImageProperty(image,"png:IHDR.color_type",msg);
if (ping_interlace_method == 0)
{
(void) FormatLocaleString(msg,MaxTextExtent,"%d (Not interlaced)",
(int) ping_interlace_method);
}
else if (ping_interlace_method == 1)
{
(void) FormatLocaleString(msg,MaxTextExtent,"%d (Adam7 method)",
(int) ping_interlace_method);
}
else
{
(void) FormatLocaleString(msg,MaxTextExtent,"%d (Unknown method)",
(int) ping_interlace_method);
}
(void) SetImageProperty(image,"png:IHDR.interlace_method",msg);
if (number_colors != 0)
{
(void) FormatLocaleString(msg,MaxTextExtent,"%d",
(int) number_colors);
(void) SetImageProperty(image,"png:PLTE.number_colors",msg);
}
}
#if defined(PNG_tIME_SUPPORTED)
read_tIME_chunk(image,ping,ping_info);
#endif
/*
Read image scanlines.
*/
if (image->delay != 0)
mng_info->scenes_found++;
if ((mng_info->mng_type == 0 && (image->ping != MagickFalse)) || (
(image_info->number_scenes != 0) && (mng_info->scenes_found > (ssize_t)
(image_info->first_scene+image_info->number_scenes))))
{
/* This happens later in non-ping decodes */
if (png_get_valid(ping,ping_info,PNG_INFO_tRNS))
image->storage_class=DirectClass;
image->matte=(((int) ping_color_type == PNG_COLOR_TYPE_RGB_ALPHA) ||
((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA) ||
(png_get_valid(ping,ping_info,PNG_INFO_tRNS))) ?
MagickTrue : MagickFalse;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Skipping PNG image data for scene %.20g",(double)
mng_info->scenes_found-1);
png_destroy_read_struct(&ping,&ping_info,&end_info);
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
UnlockSemaphoreInfo(ping_semaphore);
#endif
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" exit ReadOnePNGImage().");
return(image);
}
status=SetImageExtent(image,image->columns,image->rows);
if (status == MagickFalse)
{
png_destroy_read_struct(&ping,&ping_info,&end_info);
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
UnlockSemaphoreInfo(ping_semaphore);
#endif
return(DestroyImageList(image));
}
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG IDAT chunk(s)");
if (num_passes > 1)
pixel_info=AcquireVirtualMemory(image->rows,ping_rowbytes*
sizeof(*ping_pixels));
else
pixel_info=AcquireVirtualMemory(ping_rowbytes,sizeof(*ping_pixels));
if (pixel_info == (MemoryInfo *) NULL)
png_error(ping,"Memory allocation failed");
ping_pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Converting PNG pixels to pixel packets");
/*
Convert PNG pixels to pixel packets.
*/
{
MagickBooleanType
found_transparent_pixel;
found_transparent_pixel=MagickFalse;
if (image->storage_class == DirectClass)
{
quantum_info=AcquireQuantumInfo(image_info,image);
if (quantum_info == (QuantumInfo *) NULL)
png_error(ping,"Failed to allocate quantum_info");
(void) SetQuantumEndian(image,quantum_info,MSBEndian);
for (pass=0; pass < num_passes; pass++)
{
/*
Convert image to DirectClass pixel packets.
*/
image->matte=(((int) ping_color_type == PNG_COLOR_TYPE_RGB_ALPHA) ||
((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA) ||
(png_get_valid(ping,ping_info,PNG_INFO_tRNS))) ?
MagickTrue : MagickFalse;
for (y=0; y < (ssize_t) image->rows; y++)
{
if (num_passes > 1)
row_offset=ping_rowbytes*y;
else
row_offset=0;
png_read_row(ping,ping_pixels+row_offset,NULL);
if (pass < num_passes-1)
continue;
q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (PixelPacket *) NULL)
break;
else
{
if ((int) ping_color_type == PNG_COLOR_TYPE_GRAY)
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
GrayQuantum,ping_pixels+row_offset,exception);
else if ((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
GrayAlphaQuantum,ping_pixels+row_offset,exception);
else if ((int) ping_color_type == PNG_COLOR_TYPE_RGB_ALPHA)
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
RGBAQuantum,ping_pixels+row_offset,exception);
else if ((int) ping_color_type == PNG_COLOR_TYPE_PALETTE)
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
IndexQuantum,ping_pixels+row_offset,exception);
else /* ping_color_type == PNG_COLOR_TYPE_RGB */
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
RGBQuantum,ping_pixels+row_offset,exception);
}
if (found_transparent_pixel == MagickFalse)
{
/* Is there a transparent pixel in the row? */
if (y== 0 && logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Looking for cheap transparent pixel");
for (x=(ssize_t) image->columns-1; x >= 0; x--)
{
if ((ping_color_type == PNG_COLOR_TYPE_RGBA ||
ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA) &&
(GetPixelOpacity(q) != OpaqueOpacity))
{
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" ...got one.");
found_transparent_pixel = MagickTrue;
break;
}
if ((ping_color_type == PNG_COLOR_TYPE_RGB ||
ping_color_type == PNG_COLOR_TYPE_GRAY) &&
(ScaleQuantumToShort(GetPixelRed(q))
== transparent_color.red &&
ScaleQuantumToShort(GetPixelGreen(q))
== transparent_color.green &&
ScaleQuantumToShort(GetPixelBlue(q))
== transparent_color.blue))
{
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" ...got one.");
found_transparent_pixel = MagickTrue;
break;
}
q++;
}
}
if (num_passes == 1)
{
status=SetImageProgress(image,LoadImageTag,
(MagickOffsetType) y, image->rows);
if (status == MagickFalse)
break;
}
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
}
if (y < (long) image->rows)
break;
if (num_passes != 1)
{
status=SetImageProgress(image,LoadImageTag,pass,num_passes);
if (status == MagickFalse)
break;
}
}
quantum_info=DestroyQuantumInfo(quantum_info);
}
else /* image->storage_class != DirectClass */
for (pass=0; pass < num_passes; pass++)
{
register Quantum
*r;
/*
Convert grayscale image to PseudoClass pixel packets.
*/
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Converting grayscale pixels to pixel packets");
image->matte=ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA ?
MagickTrue : MagickFalse;
quantum_scanline=(Quantum *) AcquireQuantumMemory(image->columns,
(image->matte ? 2 : 1)*sizeof(*quantum_scanline));
if (quantum_scanline == (Quantum *) NULL)
png_error(ping,"Memory allocation failed");
for (y=0; y < (ssize_t) image->rows; y++)
{
Quantum
alpha;
if (num_passes > 1)
row_offset=ping_rowbytes*y;
else
row_offset=0;
png_read_row(ping,ping_pixels+row_offset,NULL);
if (pass < num_passes-1)
continue;
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (PixelPacket *) NULL)
break;
indexes=GetAuthenticIndexQueue(image);
p=ping_pixels+row_offset;
r=quantum_scanline;
switch (ping_bit_depth)
{
case 8:
{
if (ping_color_type == 4)
for (x=(ssize_t) image->columns-1; x >= 0; x--)
{
*r++=*p++;
/* In image.h, OpaqueOpacity is 0
* TransparentOpacity is QuantumRange
* In a PNG datastream, Opaque is QuantumRange
* and Transparent is 0.
*/
alpha=ScaleCharToQuantum((unsigned char)*p++);
SetPixelAlpha(q,alpha);
if (alpha != QuantumRange-OpaqueOpacity)
found_transparent_pixel = MagickTrue;
q++;
}
else
for (x=(ssize_t) image->columns-1; x >= 0; x--)
*r++=*p++;
break;
}
case 16:
{
for (x=(ssize_t) image->columns-1; x >= 0; x--)
{
#if (MAGICKCORE_QUANTUM_DEPTH >= 16)
unsigned long
quantum;
if (image->colors > 256)
quantum=(((unsigned int) *p++) << 8);
else
quantum=0;
quantum|=(*p++);
*r=ScaleShortToQuantum(quantum);
r++;
if (ping_color_type == 4)
{
if (image->colors > 256)
quantum=(((unsigned int) *p++) << 8);
else
quantum=0;
quantum|=(*p++);
alpha=ScaleShortToQuantum(quantum);
SetPixelAlpha(q,alpha);
if (alpha != QuantumRange-OpaqueOpacity)
found_transparent_pixel = MagickTrue;
q++;
}
#else /* MAGICKCORE_QUANTUM_DEPTH == 8 */
*r++=(*p++);
p++; /* strip low byte */
if (ping_color_type == 4)
{
alpha=*p++;
SetPixelAlpha(q,alpha);
if (alpha != QuantumRange-OpaqueOpacity)
found_transparent_pixel = MagickTrue;
p++;
q++;
}
#endif
}
break;
}
default:
break;
}
/*
Transfer image scanline.
*/
r=quantum_scanline;
for (x=0; x < (ssize_t) image->columns; x++)
SetPixelIndex(indexes+x,*r++);
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
if (num_passes == 1)
{
status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
image->rows);
if (status == MagickFalse)
break;
}
}
quantum_scanline=(Quantum *) RelinquishMagickMemory(quantum_scanline);
if (y < (long) image->rows)
break;
if (num_passes != 1)
{
status=SetImageProgress(image,LoadImageTag,pass,num_passes);
if (status == MagickFalse)
break;
}
}
image->matte=found_transparent_pixel;
if (logging != MagickFalse)
{
if (found_transparent_pixel != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Found transparent pixel");
else
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" No transparent pixel was found");
ping_color_type&=0x03;
}
}
}
if (image->storage_class == PseudoClass)
{
MagickBooleanType
matte;
matte=image->matte;
image->matte=MagickFalse;
(void) SyncImage(image);
image->matte=matte;
}
png_read_end(ping,end_info);
if (image_info->number_scenes != 0 && mng_info->scenes_found-1 <
(ssize_t) image_info->first_scene && image->delay != 0)
{
png_destroy_read_struct(&ping,&ping_info,&end_info);
pixel_info=RelinquishVirtualMemory(pixel_info);
image->colors=2;
(void) SetImageBackgroundColor(image);
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
UnlockSemaphoreInfo(ping_semaphore);
#endif
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" exit ReadOnePNGImage() early.");
return(image);
}
if (png_get_valid(ping,ping_info,PNG_INFO_tRNS))
{
ClassType
storage_class;
/*
Image has a transparent background.
*/
storage_class=image->storage_class;
image->matte=MagickTrue;
/* Balfour fix from imagemagick discourse server, 5 Feb 2010 */
if (storage_class == PseudoClass)
{
if ((int) ping_color_type == PNG_COLOR_TYPE_PALETTE)
{
for (x=0; x < ping_num_trans; x++)
{
image->colormap[x].opacity =
ScaleCharToQuantum((unsigned char)(255-ping_trans_alpha[x]));
}
}
else if (ping_color_type == PNG_COLOR_TYPE_GRAY)
{
for (x=0; x < (int) image->colors; x++)
{
if (ScaleQuantumToShort(image->colormap[x].red) ==
transparent_color.opacity)
{
image->colormap[x].opacity = (Quantum) TransparentOpacity;
}
}
}
(void) SyncImage(image);
}
#if 1 /* Should have already been done above, but glennrp problem P10
* needs this.
*/
else
{
for (y=0; y < (ssize_t) image->rows; y++)
{
image->storage_class=storage_class;
q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (PixelPacket *) NULL)
break;
indexes=GetAuthenticIndexQueue(image);
/* Caution: on a Q8 build, this does not distinguish between
* 16-bit colors that differ only in the low byte
*/
for (x=(ssize_t) image->columns-1; x >= 0; x--)
{
if (ScaleQuantumToShort(GetPixelRed(q))
== transparent_color.red &&
ScaleQuantumToShort(GetPixelGreen(q))
== transparent_color.green &&
ScaleQuantumToShort(GetPixelBlue(q))
== transparent_color.blue)
{
SetPixelOpacity(q,TransparentOpacity);
}
else
{
SetPixelOpacity(q,OpaqueOpacity);
}
q++;
}
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
}
}
#endif
image->storage_class=DirectClass;
}
for (j = 0; j < 2; j++)
{
if (j == 0)
status = png_get_text(ping,ping_info,&text,&num_text) != 0 ?
MagickTrue : MagickFalse;
else
status = png_get_text(ping,end_info,&text,&num_text) != 0 ?
MagickTrue : MagickFalse;
if (status != MagickFalse)
for (i=0; i < (ssize_t) num_text; i++)
{
/* Check for a profile */
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Reading PNG text chunk");
if (strlen(text[i].key) > 16 &&
memcmp(text[i].key, "Raw profile type ",17) == 0)
{
const char
*value;
value=GetImageOption(image_info,"profile:skip");
if (IsOptionMember(text[i].key+17,value) == MagickFalse)
{
(void) Magick_png_read_raw_profile(ping,image,image_info,text,
(int) i);
num_raw_profiles++;
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Read raw profile %s",text[i].key+17);
}
else
{
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" Skipping raw profile %s",text[i].key+17);
}
}
else
{
char
*value;
length=text[i].text_length;
value=(char *) AcquireQuantumMemory(length+MaxTextExtent,
sizeof(*value));
if (value == (char *) NULL)
png_error(ping,"Memory allocation failed");
*value='\0';
(void) ConcatenateMagickString(value,text[i].text,length+2);
/* Don't save "density" or "units" property if we have a pHYs
* chunk
*/
if (!png_get_valid(ping,ping_info,PNG_INFO_pHYs) ||
(LocaleCompare(text[i].key,"density") != 0 &&
LocaleCompare(text[i].key,"units") != 0))
(void) SetImageProperty(image,text[i].key,value);
if (logging != MagickFalse)
{
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" length: %lu\n"
" Keyword: %s",
(unsigned long) length,
text[i].key);
}
value=DestroyString(value);
}
}
num_text_total += num_text;
}
#ifdef MNG_OBJECT_BUFFERS
/*
Store the object if necessary.
*/
if (object_id && !mng_info->frozen[object_id])
{
if (mng_info->ob[object_id] == (MngBuffer *) NULL)
{
/*
create a new object buffer.
*/
mng_info->ob[object_id]=(MngBuffer *)
AcquireMagickMemory(sizeof(MngBuffer));
if (mng_info->ob[object_id] != (MngBuffer *) NULL)
{
mng_info->ob[object_id]->image=(Image *) NULL;
mng_info->ob[object_id]->reference_count=1;
}
}
if ((mng_info->ob[object_id] == (MngBuffer *) NULL) ||
mng_info->ob[object_id]->frozen)
{
if (mng_info->ob[object_id] == (MngBuffer *) NULL)
png_error(ping,"Memory allocation failed");
if (mng_info->ob[object_id]->frozen)
png_error(ping,"Cannot overwrite frozen MNG object buffer");
}
else
{
if (mng_info->ob[object_id]->image != (Image *) NULL)
mng_info->ob[object_id]->image=DestroyImage
(mng_info->ob[object_id]->image);
mng_info->ob[object_id]->image=CloneImage(image,0,0,MagickTrue,
&image->exception);
if (mng_info->ob[object_id]->image != (Image *) NULL)
mng_info->ob[object_id]->image->file=(FILE *) NULL;
else
png_error(ping, "Cloning image for object buffer failed");
if (ping_width > 250000L || ping_height > 250000L)
png_error(ping,"PNG Image dimensions are too large.");
mng_info->ob[object_id]->width=ping_width;
mng_info->ob[object_id]->height=ping_height;
mng_info->ob[object_id]->color_type=ping_color_type;
mng_info->ob[object_id]->sample_depth=ping_bit_depth;
mng_info->ob[object_id]->interlace_method=ping_interlace_method;
mng_info->ob[object_id]->compression_method=
ping_compression_method;
mng_info->ob[object_id]->filter_method=ping_filter_method;
if (png_get_valid(ping,ping_info,PNG_INFO_PLTE))
{
png_colorp
plte;
/*
Copy the PLTE to the object buffer.
*/
png_get_PLTE(ping,ping_info,&plte,&number_colors);
mng_info->ob[object_id]->plte_length=number_colors;
for (i=0; i < number_colors; i++)
{
mng_info->ob[object_id]->plte[i]=plte[i];
}
}
else
mng_info->ob[object_id]->plte_length=0;
}
}
#endif
/* Set image->matte to MagickTrue if the input colortype supports
* alpha or if a valid tRNS chunk is present, no matter whether there
* is actual transparency present.
*/
image->matte=(((int) ping_color_type == PNG_COLOR_TYPE_RGB_ALPHA) ||
((int) ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA) ||
(png_get_valid(ping,ping_info,PNG_INFO_tRNS))) ?
MagickTrue : MagickFalse;
if (image->matte != MagickFalse)
(void) SetImageStorageClass(image,DirectClass);
#if 0 /* I'm not sure what's wrong here but it does not work. */
if (image->matte != MagickFalse)
{
if (ping_color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
(void) SetImageType(image,GrayscaleMatteType);
else if (ping_color_type == PNG_COLOR_TYPE_PALETTE)
(void) SetImageType(image,PaletteMatteType);
else
(void) SetImageType(image,TrueColorMatteType);
}
else
{
if (ping_color_type == PNG_COLOR_TYPE_GRAY)
(void) SetImageType(image,GrayscaleType);
else if (ping_color_type == PNG_COLOR_TYPE_PALETTE)
(void) SetImageType(image,PaletteType);
else
(void) SetImageType(image,TrueColorType);
}
#endif
/* Set more properties for identify to retrieve */
{
char
msg[MaxTextExtent];
if (num_text_total != 0)
{
/* libpng doesn't tell us whether they were tEXt, zTXt, or iTXt */
(void) FormatLocaleString(msg,MaxTextExtent,
"%d tEXt/zTXt/iTXt chunks were found", num_text_total);
(void) SetImageProperty(image,"png:text",msg);
}
if (num_raw_profiles != 0)
{
(void) FormatLocaleString(msg,MaxTextExtent,
"%d were found", num_raw_profiles);
(void) SetImageProperty(image,"png:text-encoded profiles",msg);
}
/* cHRM chunk: */
if (ping_found_cHRM != MagickFalse)
{
(void) FormatLocaleString(msg,MaxTextExtent,"%s",
"chunk was found (see Chromaticity, above)");
(void) SetImageProperty(image,"png:cHRM",msg);
}
/* bKGD chunk: */
if (png_get_valid(ping,ping_info,PNG_INFO_bKGD))
{
(void) FormatLocaleString(msg,MaxTextExtent,"%s",
"chunk was found (see Background color, above)");
(void) SetImageProperty(image,"png:bKGD",msg);
}
(void) FormatLocaleString(msg,MaxTextExtent,"%s",
"chunk was found");
/* iCCP chunk: */
if (ping_found_iCCP != MagickFalse)
(void) SetImageProperty(image,"png:iCCP",msg);
if (png_get_valid(ping,ping_info,PNG_INFO_tRNS))
(void) SetImageProperty(image,"png:tRNS",msg);
#if defined(PNG_sRGB_SUPPORTED)
/* sRGB chunk: */
if (ping_found_sRGB != MagickFalse)
{
(void) FormatLocaleString(msg,MaxTextExtent,
"intent=%d (%s)",
(int) intent,
Magick_RenderingIntentString_from_PNG_RenderingIntent(intent));
(void) SetImageProperty(image,"png:sRGB",msg);
}
#endif
/* gAMA chunk: */
if (ping_found_gAMA != MagickFalse)
{
(void) FormatLocaleString(msg,MaxTextExtent,
"gamma=%.8g (See Gamma, above)", file_gamma);
(void) SetImageProperty(image,"png:gAMA",msg);
}
#if defined(PNG_pHYs_SUPPORTED)
/* pHYs chunk: */
if (png_get_valid(ping,ping_info,PNG_INFO_pHYs))
{
(void) FormatLocaleString(msg,MaxTextExtent,
"x_res=%.10g, y_res=%.10g, units=%d",
(double) x_resolution,(double) y_resolution, unit_type);
(void) SetImageProperty(image,"png:pHYs",msg);
}
#endif
#if defined(PNG_oFFs_SUPPORTED)
/* oFFs chunk: */
if (png_get_valid(ping,ping_info,PNG_INFO_oFFs))
{
(void) FormatLocaleString(msg,MaxTextExtent,"x_off=%.20g, y_off=%.20g",
(double) image->page.x,(double) image->page.y);
(void) SetImageProperty(image,"png:oFFs",msg);
}
#endif
#if defined(PNG_tIME_SUPPORTED)
read_tIME_chunk(image,ping,end_info);
#endif
/* caNv chunk: */
if ((image->page.width != 0 && image->page.width != image->columns) ||
(image->page.height != 0 && image->page.height != image->rows) ||
(image->page.x != 0 || image->page.y != 0))
{
(void) FormatLocaleString(msg,MaxTextExtent,
"width=%.20g, height=%.20g, x_offset=%.20g, y_offset=%.20g",
(double) image->page.width,(double) image->page.height,
(double) image->page.x,(double) image->page.y);
(void) SetImageProperty(image,"png:caNv",msg);
}
}
/*
Relinquish resources.
*/
png_destroy_read_struct(&ping,&ping_info,&end_info);
pixel_info=RelinquishVirtualMemory(pixel_info);
if (logging != MagickFalse)
(void) LogMagickEvent(CoderEvent,GetMagickModule(),
" exit ReadOnePNGImage()");
#ifdef IMPNG_SETJMP_NOT_THREAD_SAFE
UnlockSemaphoreInfo(ping_semaphore);
#endif
/* } for navigation to beginning of SETJMP-protected block, revert to
* Throwing an Exception when an error occurs.
*/
return(image);
/* end of reading one PNG image */
} | 0 |
linux | 3f7352bf21f8fd7ba3e2fcef9488756f188e12be | NOT_APPLICABLE | NOT_APPLICABLE | static int do_jit(struct bpf_prog *bpf_prog, int *addrs, u8 *image,
int oldproglen, struct jit_context *ctx)
{
struct bpf_insn *insn = bpf_prog->insnsi;
int insn_cnt = bpf_prog->len;
bool seen_ld_abs = ctx->seen_ld_abs | (oldproglen == 0);
bool seen_exit = false;
u8 temp[BPF_MAX_INSN_SIZE + BPF_INSN_SAFETY];
int i;
int proglen = 0;
u8 *prog = temp;
int stacksize = MAX_BPF_STACK +
32 /* space for rbx, r13, r14, r15 */ +
8 /* space for skb_copy_bits() buffer */;
EMIT1(0x55); /* push rbp */
EMIT3(0x48, 0x89, 0xE5); /* mov rbp,rsp */
/* sub rsp, stacksize */
EMIT3_off32(0x48, 0x81, 0xEC, stacksize);
/* all classic BPF filters use R6(rbx) save it */
/* mov qword ptr [rbp-X],rbx */
EMIT3_off32(0x48, 0x89, 0x9D, -stacksize);
/* bpf_convert_filter() maps classic BPF register X to R7 and uses R8
* as temporary, so all tcpdump filters need to spill/fill R7(r13) and
* R8(r14). R9(r15) spill could be made conditional, but there is only
* one 'bpf_error' return path out of helper functions inside bpf_jit.S
* The overhead of extra spill is negligible for any filter other
* than synthetic ones. Therefore not worth adding complexity.
*/
/* mov qword ptr [rbp-X],r13 */
EMIT3_off32(0x4C, 0x89, 0xAD, -stacksize + 8);
/* mov qword ptr [rbp-X],r14 */
EMIT3_off32(0x4C, 0x89, 0xB5, -stacksize + 16);
/* mov qword ptr [rbp-X],r15 */
EMIT3_off32(0x4C, 0x89, 0xBD, -stacksize + 24);
/* clear A and X registers */
EMIT2(0x31, 0xc0); /* xor eax, eax */
EMIT3(0x4D, 0x31, 0xED); /* xor r13, r13 */
if (seen_ld_abs) {
/* r9d : skb->len - skb->data_len (headlen)
* r10 : skb->data
*/
if (is_imm8(offsetof(struct sk_buff, len)))
/* mov %r9d, off8(%rdi) */
EMIT4(0x44, 0x8b, 0x4f,
offsetof(struct sk_buff, len));
else
/* mov %r9d, off32(%rdi) */
EMIT3_off32(0x44, 0x8b, 0x8f,
offsetof(struct sk_buff, len));
if (is_imm8(offsetof(struct sk_buff, data_len)))
/* sub %r9d, off8(%rdi) */
EMIT4(0x44, 0x2b, 0x4f,
offsetof(struct sk_buff, data_len));
else
EMIT3_off32(0x44, 0x2b, 0x8f,
offsetof(struct sk_buff, data_len));
if (is_imm8(offsetof(struct sk_buff, data)))
/* mov %r10, off8(%rdi) */
EMIT4(0x4c, 0x8b, 0x57,
offsetof(struct sk_buff, data));
else
/* mov %r10, off32(%rdi) */
EMIT3_off32(0x4c, 0x8b, 0x97,
offsetof(struct sk_buff, data));
}
for (i = 0; i < insn_cnt; i++, insn++) {
const s32 imm32 = insn->imm;
u32 dst_reg = insn->dst_reg;
u32 src_reg = insn->src_reg;
u8 b1 = 0, b2 = 0, b3 = 0;
s64 jmp_offset;
u8 jmp_cond;
int ilen;
u8 *func;
switch (insn->code) {
/* ALU */
case BPF_ALU | BPF_ADD | BPF_X:
case BPF_ALU | BPF_SUB | BPF_X:
case BPF_ALU | BPF_AND | BPF_X:
case BPF_ALU | BPF_OR | BPF_X:
case BPF_ALU | BPF_XOR | BPF_X:
case BPF_ALU64 | BPF_ADD | BPF_X:
case BPF_ALU64 | BPF_SUB | BPF_X:
case BPF_ALU64 | BPF_AND | BPF_X:
case BPF_ALU64 | BPF_OR | BPF_X:
case BPF_ALU64 | BPF_XOR | BPF_X:
switch (BPF_OP(insn->code)) {
case BPF_ADD: b2 = 0x01; break;
case BPF_SUB: b2 = 0x29; break;
case BPF_AND: b2 = 0x21; break;
case BPF_OR: b2 = 0x09; break;
case BPF_XOR: b2 = 0x31; break;
}
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_2mod(0x48, dst_reg, src_reg));
else if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT1(add_2mod(0x40, dst_reg, src_reg));
EMIT2(b2, add_2reg(0xC0, dst_reg, src_reg));
break;
/* mov dst, src */
case BPF_ALU64 | BPF_MOV | BPF_X:
EMIT_mov(dst_reg, src_reg);
break;
/* mov32 dst, src */
case BPF_ALU | BPF_MOV | BPF_X:
if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT1(add_2mod(0x40, dst_reg, src_reg));
EMIT2(0x89, add_2reg(0xC0, dst_reg, src_reg));
break;
/* neg dst */
case BPF_ALU | BPF_NEG:
case BPF_ALU64 | BPF_NEG:
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_1mod(0x48, dst_reg));
else if (is_ereg(dst_reg))
EMIT1(add_1mod(0x40, dst_reg));
EMIT2(0xF7, add_1reg(0xD8, dst_reg));
break;
case BPF_ALU | BPF_ADD | BPF_K:
case BPF_ALU | BPF_SUB | BPF_K:
case BPF_ALU | BPF_AND | BPF_K:
case BPF_ALU | BPF_OR | BPF_K:
case BPF_ALU | BPF_XOR | BPF_K:
case BPF_ALU64 | BPF_ADD | BPF_K:
case BPF_ALU64 | BPF_SUB | BPF_K:
case BPF_ALU64 | BPF_AND | BPF_K:
case BPF_ALU64 | BPF_OR | BPF_K:
case BPF_ALU64 | BPF_XOR | BPF_K:
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_1mod(0x48, dst_reg));
else if (is_ereg(dst_reg))
EMIT1(add_1mod(0x40, dst_reg));
switch (BPF_OP(insn->code)) {
case BPF_ADD: b3 = 0xC0; break;
case BPF_SUB: b3 = 0xE8; break;
case BPF_AND: b3 = 0xE0; break;
case BPF_OR: b3 = 0xC8; break;
case BPF_XOR: b3 = 0xF0; break;
}
if (is_imm8(imm32))
EMIT3(0x83, add_1reg(b3, dst_reg), imm32);
else
EMIT2_off32(0x81, add_1reg(b3, dst_reg), imm32);
break;
case BPF_ALU64 | BPF_MOV | BPF_K:
/* optimization: if imm32 is positive,
* use 'mov eax, imm32' (which zero-extends imm32)
* to save 2 bytes
*/
if (imm32 < 0) {
/* 'mov rax, imm32' sign extends imm32 */
b1 = add_1mod(0x48, dst_reg);
b2 = 0xC7;
b3 = 0xC0;
EMIT3_off32(b1, b2, add_1reg(b3, dst_reg), imm32);
break;
}
case BPF_ALU | BPF_MOV | BPF_K:
/* mov %eax, imm32 */
if (is_ereg(dst_reg))
EMIT1(add_1mod(0x40, dst_reg));
EMIT1_off32(add_1reg(0xB8, dst_reg), imm32);
break;
case BPF_LD | BPF_IMM | BPF_DW:
if (insn[1].code != 0 || insn[1].src_reg != 0 ||
insn[1].dst_reg != 0 || insn[1].off != 0) {
/* verifier must catch invalid insns */
pr_err("invalid BPF_LD_IMM64 insn\n");
return -EINVAL;
}
/* movabsq %rax, imm64 */
EMIT2(add_1mod(0x48, dst_reg), add_1reg(0xB8, dst_reg));
EMIT(insn[0].imm, 4);
EMIT(insn[1].imm, 4);
insn++;
i++;
break;
/* dst %= src, dst /= src, dst %= imm32, dst /= imm32 */
case BPF_ALU | BPF_MOD | BPF_X:
case BPF_ALU | BPF_DIV | BPF_X:
case BPF_ALU | BPF_MOD | BPF_K:
case BPF_ALU | BPF_DIV | BPF_K:
case BPF_ALU64 | BPF_MOD | BPF_X:
case BPF_ALU64 | BPF_DIV | BPF_X:
case BPF_ALU64 | BPF_MOD | BPF_K:
case BPF_ALU64 | BPF_DIV | BPF_K:
EMIT1(0x50); /* push rax */
EMIT1(0x52); /* push rdx */
if (BPF_SRC(insn->code) == BPF_X)
/* mov r11, src_reg */
EMIT_mov(AUX_REG, src_reg);
else
/* mov r11, imm32 */
EMIT3_off32(0x49, 0xC7, 0xC3, imm32);
/* mov rax, dst_reg */
EMIT_mov(BPF_REG_0, dst_reg);
/* xor edx, edx
* equivalent to 'xor rdx, rdx', but one byte less
*/
EMIT2(0x31, 0xd2);
if (BPF_SRC(insn->code) == BPF_X) {
/* if (src_reg == 0) return 0 */
/* cmp r11, 0 */
EMIT4(0x49, 0x83, 0xFB, 0x00);
/* jne .+9 (skip over pop, pop, xor and jmp) */
EMIT2(X86_JNE, 1 + 1 + 2 + 5);
EMIT1(0x5A); /* pop rdx */
EMIT1(0x58); /* pop rax */
EMIT2(0x31, 0xc0); /* xor eax, eax */
/* jmp cleanup_addr
* addrs[i] - 11, because there are 11 bytes
* after this insn: div, mov, pop, pop, mov
*/
jmp_offset = ctx->cleanup_addr - (addrs[i] - 11);
EMIT1_off32(0xE9, jmp_offset);
}
if (BPF_CLASS(insn->code) == BPF_ALU64)
/* div r11 */
EMIT3(0x49, 0xF7, 0xF3);
else
/* div r11d */
EMIT3(0x41, 0xF7, 0xF3);
if (BPF_OP(insn->code) == BPF_MOD)
/* mov r11, rdx */
EMIT3(0x49, 0x89, 0xD3);
else
/* mov r11, rax */
EMIT3(0x49, 0x89, 0xC3);
EMIT1(0x5A); /* pop rdx */
EMIT1(0x58); /* pop rax */
/* mov dst_reg, r11 */
EMIT_mov(dst_reg, AUX_REG);
break;
case BPF_ALU | BPF_MUL | BPF_K:
case BPF_ALU | BPF_MUL | BPF_X:
case BPF_ALU64 | BPF_MUL | BPF_K:
case BPF_ALU64 | BPF_MUL | BPF_X:
EMIT1(0x50); /* push rax */
EMIT1(0x52); /* push rdx */
/* mov r11, dst_reg */
EMIT_mov(AUX_REG, dst_reg);
if (BPF_SRC(insn->code) == BPF_X)
/* mov rax, src_reg */
EMIT_mov(BPF_REG_0, src_reg);
else
/* mov rax, imm32 */
EMIT3_off32(0x48, 0xC7, 0xC0, imm32);
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_1mod(0x48, AUX_REG));
else if (is_ereg(AUX_REG))
EMIT1(add_1mod(0x40, AUX_REG));
/* mul(q) r11 */
EMIT2(0xF7, add_1reg(0xE0, AUX_REG));
/* mov r11, rax */
EMIT_mov(AUX_REG, BPF_REG_0);
EMIT1(0x5A); /* pop rdx */
EMIT1(0x58); /* pop rax */
/* mov dst_reg, r11 */
EMIT_mov(dst_reg, AUX_REG);
break;
/* shifts */
case BPF_ALU | BPF_LSH | BPF_K:
case BPF_ALU | BPF_RSH | BPF_K:
case BPF_ALU | BPF_ARSH | BPF_K:
case BPF_ALU64 | BPF_LSH | BPF_K:
case BPF_ALU64 | BPF_RSH | BPF_K:
case BPF_ALU64 | BPF_ARSH | BPF_K:
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_1mod(0x48, dst_reg));
else if (is_ereg(dst_reg))
EMIT1(add_1mod(0x40, dst_reg));
switch (BPF_OP(insn->code)) {
case BPF_LSH: b3 = 0xE0; break;
case BPF_RSH: b3 = 0xE8; break;
case BPF_ARSH: b3 = 0xF8; break;
}
EMIT3(0xC1, add_1reg(b3, dst_reg), imm32);
break;
case BPF_ALU | BPF_LSH | BPF_X:
case BPF_ALU | BPF_RSH | BPF_X:
case BPF_ALU | BPF_ARSH | BPF_X:
case BPF_ALU64 | BPF_LSH | BPF_X:
case BPF_ALU64 | BPF_RSH | BPF_X:
case BPF_ALU64 | BPF_ARSH | BPF_X:
/* check for bad case when dst_reg == rcx */
if (dst_reg == BPF_REG_4) {
/* mov r11, dst_reg */
EMIT_mov(AUX_REG, dst_reg);
dst_reg = AUX_REG;
}
if (src_reg != BPF_REG_4) { /* common case */
EMIT1(0x51); /* push rcx */
/* mov rcx, src_reg */
EMIT_mov(BPF_REG_4, src_reg);
}
/* shl %rax, %cl | shr %rax, %cl | sar %rax, %cl */
if (BPF_CLASS(insn->code) == BPF_ALU64)
EMIT1(add_1mod(0x48, dst_reg));
else if (is_ereg(dst_reg))
EMIT1(add_1mod(0x40, dst_reg));
switch (BPF_OP(insn->code)) {
case BPF_LSH: b3 = 0xE0; break;
case BPF_RSH: b3 = 0xE8; break;
case BPF_ARSH: b3 = 0xF8; break;
}
EMIT2(0xD3, add_1reg(b3, dst_reg));
if (src_reg != BPF_REG_4)
EMIT1(0x59); /* pop rcx */
if (insn->dst_reg == BPF_REG_4)
/* mov dst_reg, r11 */
EMIT_mov(insn->dst_reg, AUX_REG);
break;
case BPF_ALU | BPF_END | BPF_FROM_BE:
switch (imm32) {
case 16:
/* emit 'ror %ax, 8' to swap lower 2 bytes */
EMIT1(0x66);
if (is_ereg(dst_reg))
EMIT1(0x41);
EMIT3(0xC1, add_1reg(0xC8, dst_reg), 8);
/* emit 'movzwl eax, ax' */
if (is_ereg(dst_reg))
EMIT3(0x45, 0x0F, 0xB7);
else
EMIT2(0x0F, 0xB7);
EMIT1(add_2reg(0xC0, dst_reg, dst_reg));
break;
case 32:
/* emit 'bswap eax' to swap lower 4 bytes */
if (is_ereg(dst_reg))
EMIT2(0x41, 0x0F);
else
EMIT1(0x0F);
EMIT1(add_1reg(0xC8, dst_reg));
break;
case 64:
/* emit 'bswap rax' to swap 8 bytes */
EMIT3(add_1mod(0x48, dst_reg), 0x0F,
add_1reg(0xC8, dst_reg));
break;
}
break;
case BPF_ALU | BPF_END | BPF_FROM_LE:
switch (imm32) {
case 16:
/* emit 'movzwl eax, ax' to zero extend 16-bit
* into 64 bit
*/
if (is_ereg(dst_reg))
EMIT3(0x45, 0x0F, 0xB7);
else
EMIT2(0x0F, 0xB7);
EMIT1(add_2reg(0xC0, dst_reg, dst_reg));
break;
case 32:
/* emit 'mov eax, eax' to clear upper 32-bits */
if (is_ereg(dst_reg))
EMIT1(0x45);
EMIT2(0x89, add_2reg(0xC0, dst_reg, dst_reg));
break;
case 64:
/* nop */
break;
}
break;
/* ST: *(u8*)(dst_reg + off) = imm */
case BPF_ST | BPF_MEM | BPF_B:
if (is_ereg(dst_reg))
EMIT2(0x41, 0xC6);
else
EMIT1(0xC6);
goto st;
case BPF_ST | BPF_MEM | BPF_H:
if (is_ereg(dst_reg))
EMIT3(0x66, 0x41, 0xC7);
else
EMIT2(0x66, 0xC7);
goto st;
case BPF_ST | BPF_MEM | BPF_W:
if (is_ereg(dst_reg))
EMIT2(0x41, 0xC7);
else
EMIT1(0xC7);
goto st;
case BPF_ST | BPF_MEM | BPF_DW:
EMIT2(add_1mod(0x48, dst_reg), 0xC7);
st: if (is_imm8(insn->off))
EMIT2(add_1reg(0x40, dst_reg), insn->off);
else
EMIT1_off32(add_1reg(0x80, dst_reg), insn->off);
EMIT(imm32, bpf_size_to_x86_bytes(BPF_SIZE(insn->code)));
break;
/* STX: *(u8*)(dst_reg + off) = src_reg */
case BPF_STX | BPF_MEM | BPF_B:
/* emit 'mov byte ptr [rax + off], al' */
if (is_ereg(dst_reg) || is_ereg(src_reg) ||
/* have to add extra byte for x86 SIL, DIL regs */
src_reg == BPF_REG_1 || src_reg == BPF_REG_2)
EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x88);
else
EMIT1(0x88);
goto stx;
case BPF_STX | BPF_MEM | BPF_H:
if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT3(0x66, add_2mod(0x40, dst_reg, src_reg), 0x89);
else
EMIT2(0x66, 0x89);
goto stx;
case BPF_STX | BPF_MEM | BPF_W:
if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT2(add_2mod(0x40, dst_reg, src_reg), 0x89);
else
EMIT1(0x89);
goto stx;
case BPF_STX | BPF_MEM | BPF_DW:
EMIT2(add_2mod(0x48, dst_reg, src_reg), 0x89);
stx: if (is_imm8(insn->off))
EMIT2(add_2reg(0x40, dst_reg, src_reg), insn->off);
else
EMIT1_off32(add_2reg(0x80, dst_reg, src_reg),
insn->off);
break;
/* LDX: dst_reg = *(u8*)(src_reg + off) */
case BPF_LDX | BPF_MEM | BPF_B:
/* emit 'movzx rax, byte ptr [rax + off]' */
EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB6);
goto ldx;
case BPF_LDX | BPF_MEM | BPF_H:
/* emit 'movzx rax, word ptr [rax + off]' */
EMIT3(add_2mod(0x48, src_reg, dst_reg), 0x0F, 0xB7);
goto ldx;
case BPF_LDX | BPF_MEM | BPF_W:
/* emit 'mov eax, dword ptr [rax+0x14]' */
if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT2(add_2mod(0x40, src_reg, dst_reg), 0x8B);
else
EMIT1(0x8B);
goto ldx;
case BPF_LDX | BPF_MEM | BPF_DW:
/* emit 'mov rax, qword ptr [rax+0x14]' */
EMIT2(add_2mod(0x48, src_reg, dst_reg), 0x8B);
ldx: /* if insn->off == 0 we can save one extra byte, but
* special case of x86 r13 which always needs an offset
* is not worth the hassle
*/
if (is_imm8(insn->off))
EMIT2(add_2reg(0x40, src_reg, dst_reg), insn->off);
else
EMIT1_off32(add_2reg(0x80, src_reg, dst_reg),
insn->off);
break;
/* STX XADD: lock *(u32*)(dst_reg + off) += src_reg */
case BPF_STX | BPF_XADD | BPF_W:
/* emit 'lock add dword ptr [rax + off], eax' */
if (is_ereg(dst_reg) || is_ereg(src_reg))
EMIT3(0xF0, add_2mod(0x40, dst_reg, src_reg), 0x01);
else
EMIT2(0xF0, 0x01);
goto xadd;
case BPF_STX | BPF_XADD | BPF_DW:
EMIT3(0xF0, add_2mod(0x48, dst_reg, src_reg), 0x01);
xadd: if (is_imm8(insn->off))
EMIT2(add_2reg(0x40, dst_reg, src_reg), insn->off);
else
EMIT1_off32(add_2reg(0x80, dst_reg, src_reg),
insn->off);
break;
/* call */
case BPF_JMP | BPF_CALL:
func = (u8 *) __bpf_call_base + imm32;
jmp_offset = func - (image + addrs[i]);
if (seen_ld_abs) {
EMIT2(0x41, 0x52); /* push %r10 */
EMIT2(0x41, 0x51); /* push %r9 */
/* need to adjust jmp offset, since
* pop %r9, pop %r10 take 4 bytes after call insn
*/
jmp_offset += 4;
}
if (!imm32 || !is_simm32(jmp_offset)) {
pr_err("unsupported bpf func %d addr %p image %p\n",
imm32, func, image);
return -EINVAL;
}
EMIT1_off32(0xE8, jmp_offset);
if (seen_ld_abs) {
EMIT2(0x41, 0x59); /* pop %r9 */
EMIT2(0x41, 0x5A); /* pop %r10 */
}
break;
/* cond jump */
case BPF_JMP | BPF_JEQ | BPF_X:
case BPF_JMP | BPF_JNE | BPF_X:
case BPF_JMP | BPF_JGT | BPF_X:
case BPF_JMP | BPF_JGE | BPF_X:
case BPF_JMP | BPF_JSGT | BPF_X:
case BPF_JMP | BPF_JSGE | BPF_X:
/* cmp dst_reg, src_reg */
EMIT3(add_2mod(0x48, dst_reg, src_reg), 0x39,
add_2reg(0xC0, dst_reg, src_reg));
goto emit_cond_jmp;
case BPF_JMP | BPF_JSET | BPF_X:
/* test dst_reg, src_reg */
EMIT3(add_2mod(0x48, dst_reg, src_reg), 0x85,
add_2reg(0xC0, dst_reg, src_reg));
goto emit_cond_jmp;
case BPF_JMP | BPF_JSET | BPF_K:
/* test dst_reg, imm32 */
EMIT1(add_1mod(0x48, dst_reg));
EMIT2_off32(0xF7, add_1reg(0xC0, dst_reg), imm32);
goto emit_cond_jmp;
case BPF_JMP | BPF_JEQ | BPF_K:
case BPF_JMP | BPF_JNE | BPF_K:
case BPF_JMP | BPF_JGT | BPF_K:
case BPF_JMP | BPF_JGE | BPF_K:
case BPF_JMP | BPF_JSGT | BPF_K:
case BPF_JMP | BPF_JSGE | BPF_K:
/* cmp dst_reg, imm8/32 */
EMIT1(add_1mod(0x48, dst_reg));
if (is_imm8(imm32))
EMIT3(0x83, add_1reg(0xF8, dst_reg), imm32);
else
EMIT2_off32(0x81, add_1reg(0xF8, dst_reg), imm32);
emit_cond_jmp: /* convert BPF opcode to x86 */
switch (BPF_OP(insn->code)) {
case BPF_JEQ:
jmp_cond = X86_JE;
break;
case BPF_JSET:
case BPF_JNE:
jmp_cond = X86_JNE;
break;
case BPF_JGT:
/* GT is unsigned '>', JA in x86 */
jmp_cond = X86_JA;
break;
case BPF_JGE:
/* GE is unsigned '>=', JAE in x86 */
jmp_cond = X86_JAE;
break;
case BPF_JSGT:
/* signed '>', GT in x86 */
jmp_cond = X86_JG;
break;
case BPF_JSGE:
/* signed '>=', GE in x86 */
jmp_cond = X86_JGE;
break;
default: /* to silence gcc warning */
return -EFAULT;
}
jmp_offset = addrs[i + insn->off] - addrs[i];
if (is_imm8(jmp_offset)) {
EMIT2(jmp_cond, jmp_offset);
} else if (is_simm32(jmp_offset)) {
EMIT2_off32(0x0F, jmp_cond + 0x10, jmp_offset);
} else {
pr_err("cond_jmp gen bug %llx\n", jmp_offset);
return -EFAULT;
}
break;
case BPF_JMP | BPF_JA:
jmp_offset = addrs[i + insn->off] - addrs[i];
if (!jmp_offset)
/* optimize out nop jumps */
break;
emit_jmp:
if (is_imm8(jmp_offset)) {
EMIT2(0xEB, jmp_offset);
} else if (is_simm32(jmp_offset)) {
EMIT1_off32(0xE9, jmp_offset);
} else {
pr_err("jmp gen bug %llx\n", jmp_offset);
return -EFAULT;
}
break;
case BPF_LD | BPF_IND | BPF_W:
func = sk_load_word;
goto common_load;
case BPF_LD | BPF_ABS | BPF_W:
func = CHOOSE_LOAD_FUNC(imm32, sk_load_word);
common_load:
ctx->seen_ld_abs = seen_ld_abs = true;
jmp_offset = func - (image + addrs[i]);
if (!func || !is_simm32(jmp_offset)) {
pr_err("unsupported bpf func %d addr %p image %p\n",
imm32, func, image);
return -EINVAL;
}
if (BPF_MODE(insn->code) == BPF_ABS) {
/* mov %esi, imm32 */
EMIT1_off32(0xBE, imm32);
} else {
/* mov %rsi, src_reg */
EMIT_mov(BPF_REG_2, src_reg);
if (imm32) {
if (is_imm8(imm32))
/* add %esi, imm8 */
EMIT3(0x83, 0xC6, imm32);
else
/* add %esi, imm32 */
EMIT2_off32(0x81, 0xC6, imm32);
}
}
/* skb pointer is in R6 (%rbx), it will be copied into
* %rdi if skb_copy_bits() call is necessary.
* sk_load_* helpers also use %r10 and %r9d.
* See bpf_jit.S
*/
EMIT1_off32(0xE8, jmp_offset); /* call */
break;
case BPF_LD | BPF_IND | BPF_H:
func = sk_load_half;
goto common_load;
case BPF_LD | BPF_ABS | BPF_H:
func = CHOOSE_LOAD_FUNC(imm32, sk_load_half);
goto common_load;
case BPF_LD | BPF_IND | BPF_B:
func = sk_load_byte;
goto common_load;
case BPF_LD | BPF_ABS | BPF_B:
func = CHOOSE_LOAD_FUNC(imm32, sk_load_byte);
goto common_load;
case BPF_JMP | BPF_EXIT:
if (seen_exit) {
jmp_offset = ctx->cleanup_addr - addrs[i];
goto emit_jmp;
}
seen_exit = true;
/* update cleanup_addr */
ctx->cleanup_addr = proglen;
/* mov rbx, qword ptr [rbp-X] */
EMIT3_off32(0x48, 0x8B, 0x9D, -stacksize);
/* mov r13, qword ptr [rbp-X] */
EMIT3_off32(0x4C, 0x8B, 0xAD, -stacksize + 8);
/* mov r14, qword ptr [rbp-X] */
EMIT3_off32(0x4C, 0x8B, 0xB5, -stacksize + 16);
/* mov r15, qword ptr [rbp-X] */
EMIT3_off32(0x4C, 0x8B, 0xBD, -stacksize + 24);
EMIT1(0xC9); /* leave */
EMIT1(0xC3); /* ret */
break;
default:
/* By design x64 JIT should support all BPF instructions
* This error will be seen if new instruction was added
* to interpreter, but not to JIT
* or if there is junk in bpf_prog
*/
pr_err("bpf_jit: unknown opcode %02x\n", insn->code);
return -EINVAL;
}
ilen = prog - temp;
if (ilen > BPF_MAX_INSN_SIZE) {
pr_err("bpf_jit_compile fatal insn size error\n");
return -EFAULT;
}
if (image) {
if (unlikely(proglen + ilen > oldproglen)) {
pr_err("bpf_jit_compile fatal error\n");
return -EFAULT;
}
memcpy(image + proglen, temp, ilen);
}
proglen += ilen;
addrs[i] = proglen;
prog = temp;
}
return proglen;
}
| 0 |
openldap | 67670f4544e28fb09eb7319c39f404e1d3229e65 | NOT_APPLICABLE | NOT_APPLICABLE | issuerAndThisUpdatePretty(
Syntax *syntax,
struct berval *in,
struct berval *out,
void *ctx )
{
int rc;
struct berval i, tu, ni = BER_BVNULL;
char *p;
assert( in != NULL );
assert( out != NULL );
BER_BVZERO( out );
Debug( LDAP_DEBUG_TRACE, ">>> issuerAndThisUpdatePretty: <%s>\n",
in->bv_val, 0, 0 );
rc = issuerAndThisUpdateCheck( in, &i, &tu, ctx );
if ( rc ) {
goto done;
}
rc = dnPretty( syntax, &i, &ni, ctx );
if ( in->bv_val[0] == '{' && in->bv_val[in->bv_len-1] == '}' ) {
slap_sl_free( i.bv_val, ctx );
}
if ( rc || checkTime( &tu, NULL ) ) {
rc = LDAP_INVALID_SYNTAX;
goto done;
}
/* make room */
out->bv_len = STRLENOF("{ issuer rdnSequence:\"\", thisUpdate \"\" }")
+ ni.bv_len + tu.bv_len;
out->bv_val = slap_sl_malloc( out->bv_len + 1, ctx );
if ( out->bv_val == NULL ) {
out->bv_len = 0;
rc = LDAP_OTHER;
goto done;
}
p = out->bv_val;
p = lutil_strcopy( p, "{ issuer rdnSequence:\"" /*}*/ );
p = lutil_strbvcopy( p, &ni );
p = lutil_strcopy( p, "\", thisUpdate \"" );
p = lutil_strbvcopy( p, &tu );
p = lutil_strcopy( p, /*{*/ "\" }" );
assert( p == &out->bv_val[out->bv_len] );
done:;
Debug( LDAP_DEBUG_TRACE, "<<< issuerAndThisUpdatePretty: <%s> => <%s>\n",
in->bv_val, rc == LDAP_SUCCESS ? out->bv_val : "(err)", 0 );
slap_sl_free( ni.bv_val, ctx );
return rc;
} | 0 |
Chrome | b2dfe7c175fb21263f06eb586f1ed235482a3281 | CVE-2011-3103 | CWE-399 | static void _ewk_frame_smart_del(Evas_Object* ewkFrame)
{
EWK_FRAME_SD_GET(ewkFrame, smartData);
if (smartData) {
if (smartData->frame) {
WebCore::FrameLoaderClientEfl* flc = _ewk_frame_loader_efl_get(smartData->frame);
flc->setWebFrame(0);
smartData->frame->loader()->detachFromParent();
smartData->frame->loader()->cancelAndClear();
smartData->frame = 0;
}
eina_stringshare_del(smartData->title);
eina_stringshare_del(smartData->uri);
eina_stringshare_del(smartData->name);
}
_parent_sc.del(ewkFrame);
}
| 1 |
linux | 23d2b94043ca8835bd1e67749020e839f396a1c2 | NOT_APPLICABLE | NOT_APPLICABLE | static int ip_mc_check_igmp_reportv3(struct sk_buff *skb)
{
unsigned int len = skb_transport_offset(skb);
len += sizeof(struct igmpv3_report);
return ip_mc_may_pull(skb, len) ? 0 : -EINVAL;
} | 0 |
Android | 04839626ed859623901ebd3a5fd483982186b59d | CVE-2016-1621 | CWE-119 | BlockEntry::BlockEntry(Cluster* p, long idx) :
m_pCluster(p),
m_index(idx)
{
}
| 1 |
tcpdump | b534e304568585707c4a92422aeca25cf908ff02 | CVE-2017-12993 | CWE-125 | juniper_ggsn_print(netdissect_options *ndo,
const struct pcap_pkthdr *h, register const u_char *p)
{
struct juniper_l2info_t l2info;
struct juniper_ggsn_header {
uint8_t svc_id;
uint8_t flags_len;
uint8_t proto;
uint8_t flags;
uint8_t vlan_id[2];
uint8_t res[2];
};
const struct juniper_ggsn_header *gh;
l2info.pictype = DLT_JUNIPER_GGSN;
if (juniper_parse_header(ndo, p, h, &l2info) == 0)
return l2info.header_len;
p+=l2info.header_len;
gh = (struct juniper_ggsn_header *)&l2info.cookie;
if (ndo->ndo_eflag) {
ND_PRINT((ndo, "proto %s (%u), vlan %u: ",
tok2str(juniper_protocol_values,"Unknown",gh->proto),
gh->proto,
EXTRACT_16BITS(&gh->vlan_id[0])));
}
switch (gh->proto) {
case JUNIPER_PROTO_IPV4:
ip_print(ndo, p, l2info.length);
break;
case JUNIPER_PROTO_IPV6:
ip6_print(ndo, p, l2info.length);
break;
default:
if (!ndo->ndo_eflag)
ND_PRINT((ndo, "unknown GGSN proto (%u)", gh->proto));
}
return l2info.header_len;
}
| 1 |
linux-2.6 | 8a47077a0b5aa2649751c46e7a27884e6686ccbf | NOT_APPLICABLE | NOT_APPLICABLE | static void cbq_watchdog(unsigned long arg)
{
struct Qdisc *sch = (struct Qdisc*)arg;
sch->flags &= ~TCQ_F_THROTTLED;
netif_schedule(sch->dev);
} | 0 |
mongo | 5285225e71c5c0652520ef99d0ae4ca24655f72f | NOT_APPLICABLE | NOT_APPLICABLE | TEST(BSONValidateFast, Simple3 ) {
BSONObjBuilder b;
char buf[64];
for ( int i=1; i<=JSTypeMax; i++ ) {
sprintf( buf, "foo%d", i );
b.appendMinForType( buf, i );
sprintf( buf, "bar%d", i );
b.appendMaxForType( buf, i );
}
BSONObj x = b.obj();
ASSERT_OK( validateBSON( x.objdata(), x.objsize() ) );
} | 0 |
linux | b2853fd6c2d0f383dbdf7427e263eb576a633867 | NOT_APPLICABLE | NOT_APPLICABLE | static inline struct sockaddr *cma_dst_addr(struct rdma_id_private *id_priv)
{
return (struct sockaddr *) &id_priv->id.route.addr.dst_addr;
}
| 0 |
linux | 6062a8dc0517bce23e3c2f7d2fea5e22411269a3 | NOT_APPLICABLE | NOT_APPLICABLE | SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
unsigned, nsops, const struct timespec __user *, timeout)
{
int error = -EINVAL;
struct sem_array *sma;
struct sembuf fast_sops[SEMOPM_FAST];
struct sembuf* sops = fast_sops, *sop;
struct sem_undo *un;
int undos = 0, alter = 0, max, locknum;
struct sem_queue queue;
unsigned long jiffies_left = 0;
struct ipc_namespace *ns;
struct list_head tasks;
ns = current->nsproxy->ipc_ns;
if (nsops < 1 || semid < 0)
return -EINVAL;
if (nsops > ns->sc_semopm)
return -E2BIG;
if(nsops > SEMOPM_FAST) {
sops = kmalloc(sizeof(*sops)*nsops,GFP_KERNEL);
if(sops==NULL)
return -ENOMEM;
}
if (copy_from_user (sops, tsops, nsops * sizeof(*tsops))) {
error=-EFAULT;
goto out_free;
}
if (timeout) {
struct timespec _timeout;
if (copy_from_user(&_timeout, timeout, sizeof(*timeout))) {
error = -EFAULT;
goto out_free;
}
if (_timeout.tv_sec < 0 || _timeout.tv_nsec < 0 ||
_timeout.tv_nsec >= 1000000000L) {
error = -EINVAL;
goto out_free;
}
jiffies_left = timespec_to_jiffies(&_timeout);
}
max = 0;
for (sop = sops; sop < sops + nsops; sop++) {
if (sop->sem_num >= max)
max = sop->sem_num;
if (sop->sem_flg & SEM_UNDO)
undos = 1;
if (sop->sem_op != 0)
alter = 1;
}
INIT_LIST_HEAD(&tasks);
if (undos) {
/* On success, find_alloc_undo takes the rcu_read_lock */
un = find_alloc_undo(ns, semid);
if (IS_ERR(un)) {
error = PTR_ERR(un);
goto out_free;
}
} else {
un = NULL;
rcu_read_lock();
}
sma = sem_obtain_object_check(ns, semid);
if (IS_ERR(sma)) {
rcu_read_unlock();
error = PTR_ERR(sma);
goto out_free;
}
error = -EFBIG;
if (max >= sma->sem_nsems) {
rcu_read_unlock();
goto out_wakeup;
}
error = -EACCES;
if (ipcperms(ns, &sma->sem_perm, alter ? S_IWUGO : S_IRUGO)) {
rcu_read_unlock();
goto out_wakeup;
}
error = security_sem_semop(sma, sops, nsops, alter);
if (error) {
rcu_read_unlock();
goto out_wakeup;
}
/*
* semid identifiers are not unique - find_alloc_undo may have
* allocated an undo structure, it was invalidated by an RMID
* and now a new array with received the same id. Check and fail.
* This case can be detected checking un->semid. The existence of
* "un" itself is guaranteed by rcu.
*/
error = -EIDRM;
locknum = sem_lock(sma, sops, nsops);
if (un && un->semid == -1)
goto out_unlock_free;
error = try_atomic_semop (sma, sops, nsops, un, task_tgid_vnr(current));
if (error <= 0) {
if (alter && error == 0)
do_smart_update(sma, sops, nsops, 1, &tasks);
goto out_unlock_free;
}
/* We need to sleep on this operation, so we put the current
* task into the pending queue and go to sleep.
*/
queue.sops = sops;
queue.nsops = nsops;
queue.undo = un;
queue.pid = task_tgid_vnr(current);
queue.alter = alter;
if (nsops == 1) {
struct sem *curr;
curr = &sma->sem_base[sops->sem_num];
if (alter)
list_add_tail(&queue.list, &curr->sem_pending);
else
list_add(&queue.list, &curr->sem_pending);
} else {
if (alter)
list_add_tail(&queue.list, &sma->sem_pending);
else
list_add(&queue.list, &sma->sem_pending);
sma->complex_count++;
}
queue.status = -EINTR;
queue.sleeper = current;
sleep_again:
current->state = TASK_INTERRUPTIBLE;
sem_unlock(sma, locknum);
if (timeout)
jiffies_left = schedule_timeout(jiffies_left);
else
schedule();
error = get_queue_result(&queue);
if (error != -EINTR) {
/* fast path: update_queue already obtained all requested
* resources.
* Perform a smp_mb(): User space could assume that semop()
* is a memory barrier: Without the mb(), the cpu could
* speculatively read in user space stale data that was
* overwritten by the previous owner of the semaphore.
*/
smp_mb();
goto out_free;
}
sma = sem_obtain_lock(ns, semid, sops, nsops, &locknum);
/*
* Wait until it's guaranteed that no wakeup_sem_queue_do() is ongoing.
*/
error = get_queue_result(&queue);
/*
* Array removed? If yes, leave without sem_unlock().
*/
if (IS_ERR(sma)) {
goto out_free;
}
/*
* If queue.status != -EINTR we are woken up by another process.
* Leave without unlink_queue(), but with sem_unlock().
*/
if (error != -EINTR) {
goto out_unlock_free;
}
/*
* If an interrupt occurred we have to clean up the queue
*/
if (timeout && jiffies_left == 0)
error = -EAGAIN;
/*
* If the wakeup was spurious, just retry
*/
if (error == -EINTR && !signal_pending(current))
goto sleep_again;
unlink_queue(sma, &queue);
out_unlock_free:
sem_unlock(sma, locknum);
out_wakeup:
wake_up_sem_queue_do(&tasks);
out_free:
if(sops != fast_sops)
kfree(sops);
return error;
}
| 0 |
ntp | c4cd4aaf418f57f7225708a93bf48afb2bc9c1da | NOT_APPLICABLE | NOT_APPLICABLE | crypto_bob2(
struct exten *ep, /* extension pointer */
struct value *vp /* value pointer */
)
{
RSA *rsa; /* GQ parameters */
DSA_SIG *sdsa; /* DSA parameters */
BN_CTX *bctx; /* BIGNUM context */
EVP_MD_CTX ctx; /* signature context */
tstamp_t tstamp; /* NTP timestamp */
BIGNUM *r, *k, *g, *y;
u_char *ptr;
u_int len;
int s_len;
/*
* If the GQ parameters are not valid, something awful
* happened or we are being tormented.
*/
if (gqkey_info == NULL) {
msyslog(LOG_NOTICE, "crypto_bob2: scheme unavailable");
return (XEVNT_ID);
}
rsa = gqkey_info->pkey->pkey.rsa;
/*
* Extract r from the challenge.
*/
len = exten_payload_size(ep);
if (len == 0 || len > MAX_VALLEN)
return (XEVNT_LEN);
if ((r = BN_bin2bn((u_char *)ep->pkt, len, NULL)) == NULL) {
msyslog(LOG_ERR, "crypto_bob2: %s",
ERR_error_string(ERR_get_error(), NULL));
return (XEVNT_ERR);
}
/*
* Bob rolls random k (0 < k < n), computes y = k u^r mod n and
* x = k^b mod n, then sends (y, hash(x)) to Alice.
*/
bctx = BN_CTX_new(); k = BN_new(); g = BN_new(); y = BN_new();
sdsa = DSA_SIG_new();
BN_rand(k, len * 8, -1, 1); /* k */
BN_mod(k, k, rsa->n, bctx);
BN_mod_exp(y, rsa->p, r, rsa->n, bctx); /* u^r mod n */
BN_mod_mul(y, k, y, rsa->n, bctx); /* k u^r mod n */
sdsa->r = BN_dup(y);
BN_mod_exp(g, k, rsa->e, rsa->n, bctx); /* k^b mod n */
bighash(g, g);
sdsa->s = BN_dup(g);
BN_CTX_free(bctx);
BN_free(r); BN_free(k); BN_free(g); BN_free(y);
#ifdef DEBUG
if (debug > 1)
RSA_print_fp(stdout, rsa, 0);
#endif
/*
* Encode the values in ASN.1 and sign. The filestamp is from
* the local file.
*/
len = s_len = i2d_DSA_SIG(sdsa, NULL);
if (s_len <= 0) {
msyslog(LOG_ERR, "crypto_bob2: %s",
ERR_error_string(ERR_get_error(), NULL));
DSA_SIG_free(sdsa);
return (XEVNT_ERR);
}
memset(vp, 0, sizeof(struct value));
tstamp = crypto_time();
vp->tstamp = htonl(tstamp);
vp->fstamp = htonl(gqkey_info->fstamp);
vp->vallen = htonl(len);
ptr = emalloc(len);
vp->ptr = ptr;
i2d_DSA_SIG(sdsa, &ptr);
DSA_SIG_free(sdsa);
if (tstamp == 0)
return (XEVNT_OK);
vp->sig = emalloc(sign_siglen);
EVP_SignInit(&ctx, sign_digest);
EVP_SignUpdate(&ctx, (u_char *)&vp->tstamp, 12);
EVP_SignUpdate(&ctx, vp->ptr, len);
if (EVP_SignFinal(&ctx, vp->sig, &len, sign_pkey)) {
INSIST(len <= sign_siglen);
vp->siglen = htonl(len);
}
return (XEVNT_OK);
} | 0 |
linux | b9a41d21dceadf8104812626ef85dc56ee8a60ed | NOT_APPLICABLE | NOT_APPLICABLE | static unsigned get_num_write_same_bios(struct dm_target *ti)
{
return ti->num_write_same_bios;
}
| 0 |
skiboot | 5be38b672c1410e2f10acd3ad2eecfdc81d5daf7 | NOT_APPLICABLE | NOT_APPLICABLE | static void get_key_authority(const char *ret[3], const char *key)
{
int i = 0;
if (key_equals(key, "PK")) {
ret[i++] = "PK";
} else if (key_equals(key, "KEK")) {
ret[i++] = "PK";
} else if (key_equals(key, "db") || key_equals(key, "dbx")) {
ret[i++] = "KEK";
ret[i++] = "PK";
}
ret[i] = NULL;
} | 0 |
libssh2 | ca5222ea819cc5ed797860070b4c6c1aeeb28420 | NOT_APPLICABLE | NOT_APPLICABLE | kex_method_diffie_hellman_group1_sha1_key_exchange(LIBSSH2_SESSION *session,
key_exchange_state_low_t
* key_state)
{
static const unsigned char p_value[128] = {
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34,
0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1,
0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74,
0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22,
0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD,
0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B,
0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37,
0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45,
0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6,
0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B,
0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED,
0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5,
0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6,
0x49, 0x28, 0x66, 0x51, 0xEC, 0xE6, 0x53, 0x81,
0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
};
int ret;
if (key_state->state == libssh2_NB_state_idle) {
/* g == 2 */
key_state->p = _libssh2_bn_init_from_bin(); /* SSH2 defined value (p_value) */
key_state->g = _libssh2_bn_init(); /* SSH2 defined value (2) */
/* Initialize P and G */
_libssh2_bn_set_word(key_state->g, 2);
_libssh2_bn_from_bin(key_state->p, 128, p_value);
_libssh2_debug(session, LIBSSH2_TRACE_KEX,
"Initiating Diffie-Hellman Group1 Key Exchange");
key_state->state = libssh2_NB_state_created;
}
ret = diffie_hellman_sha1(session, key_state->g, key_state->p, 128,
SSH_MSG_KEXDH_INIT, SSH_MSG_KEXDH_REPLY,
NULL, 0, &key_state->exchange_state);
if (ret == LIBSSH2_ERROR_EAGAIN) {
return ret;
}
_libssh2_bn_free(key_state->p);
key_state->p = NULL;
_libssh2_bn_free(key_state->g);
key_state->g = NULL;
key_state->state = libssh2_NB_state_idle;
return ret;
} | 0 |
httpd | 2d0e4eff04ea963128a41faaef21f987272e05a2 | NOT_APPLICABLE | NOT_APPLICABLE | static apr_status_t init_vhost(conn_rec *c, SSL *ssl)
{
const char *servername;
if (c) {
SSLConnRec *sslcon = myConnConfig(c);
if (sslcon->server != c->base_server) {
/* already found the vhost */
return APR_SUCCESS;
}
servername = SSL_get_servername(ssl, TLSEXT_NAMETYPE_host_name);
if (servername) {
if (ap_vhost_iterate_given_conn(c, ssl_find_vhost,
(void *)servername)) {
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(02043)
"SSL virtual host for servername %s found",
servername);
return APR_SUCCESS;
}
else {
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(02044)
"No matching SSL virtual host for servername "
"%s found (using default/first virtual host)",
servername);
/*
* RFC 6066 section 3 says "It is NOT RECOMMENDED to send
* a warning-level unrecognized_name(112) alert, because
* the client's behavior in response to warning-level alerts
* is unpredictable."
*
* To maintain backwards compatibility in mod_ssl, we
* no longer send any alert (neither warning- nor fatal-level),
* i.e. we take the second action suggested in RFC 6066:
* "If the server understood the ClientHello extension but
* does not recognize the server name, the server SHOULD take
* one of two actions: either abort the handshake by sending
* a fatal-level unrecognized_name(112) alert or continue
* the handshake."
*/
}
}
else {
ap_log_cerror(APLOG_MARK, APLOG_DEBUG, 0, c, APLOGNO(02645)
"Server name not provided via TLS extension "
"(using default/first virtual host)");
}
}
return APR_NOTFOUND;
}
| 0 |
Chrome | a7a4c17843aac24470943630137e6f4a4822203f | NOT_APPLICABLE | NOT_APPLICABLE | cc::PropertyTrees* GetPropertyTrees() {
return Compositor().layer_tree_view().layer_tree_host()->property_trees();
}
| 0 |
linux | b1728ff617f88a1f7a5d8c8f21fe17a2f6af5d16 | NOT_APPLICABLE | NOT_APPLICABLE | int dvb_register_frontend(struct dvb_adapter* dvb,
struct dvb_frontend* fe)
{
struct dvb_frontend_private *fepriv;
const struct dvb_device dvbdev_template = {
.users = ~0,
.writers = 1,
.readers = (~0)-1,
.fops = &dvb_frontend_fops,
#if defined(CONFIG_MEDIA_CONTROLLER_DVB)
.name = fe->ops.info.name,
#endif
.kernel_ioctl = dvb_frontend_ioctl
};
dev_dbg(dvb->device, "%s:\n", __func__);
if (mutex_lock_interruptible(&frontend_mutex))
return -ERESTARTSYS;
fe->frontend_priv = kzalloc(sizeof(struct dvb_frontend_private), GFP_KERNEL);
if (fe->frontend_priv == NULL) {
mutex_unlock(&frontend_mutex);
return -ENOMEM;
}
fepriv = fe->frontend_priv;
kref_init(&fe->refcount);
/*
* After initialization, there need to be two references: one
* for dvb_unregister_frontend(), and another one for
* dvb_frontend_detach().
*/
dvb_frontend_get(fe);
sema_init(&fepriv->sem, 1);
init_waitqueue_head (&fepriv->wait_queue);
init_waitqueue_head (&fepriv->events.wait_queue);
mutex_init(&fepriv->events.mtx);
fe->dvb = dvb;
fepriv->inversion = INVERSION_OFF;
dev_info(fe->dvb->device,
"DVB: registering adapter %i frontend %i (%s)...\n",
fe->dvb->num, fe->id, fe->ops.info.name);
dvb_register_device (fe->dvb, &fepriv->dvbdev, &dvbdev_template,
fe, DVB_DEVICE_FRONTEND, 0);
/*
* Initialize the cache to the proper values according with the
* first supported delivery system (ops->delsys[0])
*/
fe->dtv_property_cache.delivery_system = fe->ops.delsys[0];
dvb_frontend_clear_cache(fe);
mutex_unlock(&frontend_mutex);
return 0;
} | 0 |
Chrome | e755d9faf5c7d75a8ea290892cb1b5cc07c412ec | NOT_APPLICABLE | NOT_APPLICABLE | void SetString(DictionaryValue* strings, const char* name, int resource_id) {
strings->SetString(name, l10n_util::GetStringUTF16(resource_id));
}
| 0 |
httpd | 78eb3b9235515652ed141353d98c239237030410 | NOT_APPLICABLE | NOT_APPLICABLE | static int lua_apr_date_parse_rfc(lua_State *L)
{
const char *input;
apr_time_t result;
luaL_checktype(L, 1, LUA_TSTRING);
input = lua_tostring(L, 1);
result = apr_date_parse_rfc(input);
if (result == 0)
return 0;
lua_pushnumber(L, (lua_Number)(result / APR_USEC_PER_SEC));
return 1;
} | 0 |
slurm | 92362a92fffe60187df61f99ab11c249d44120ee | NOT_APPLICABLE | NOT_APPLICABLE | _terminate_all_steps(uint32_t jobid, bool batch)
{
List steps;
ListIterator i;
step_loc_t *stepd;
int step_cnt = 0;
int fd;
steps = stepd_available(conf->spooldir, conf->node_name);
i = list_iterator_create(steps);
while ((stepd = list_next(i))) {
if (stepd->jobid != jobid) {
/* multiple jobs expected on shared nodes */
debug3("Step from other job: jobid=%u (this jobid=%u)",
stepd->jobid, jobid);
continue;
}
if ((stepd->stepid == SLURM_BATCH_SCRIPT) && (!batch))
continue;
step_cnt++;
fd = stepd_connect(stepd->directory, stepd->nodename,
stepd->jobid, stepd->stepid,
&stepd->protocol_version);
if (fd == -1) {
debug3("Unable to connect to step %u.%u",
stepd->jobid, stepd->stepid);
continue;
}
debug2("terminate job step %u.%u", jobid, stepd->stepid);
if (stepd_terminate(fd, stepd->protocol_version) < 0)
debug("kill jobid=%u.%u failed: %m", jobid,
stepd->stepid);
close(fd);
}
list_iterator_destroy(i);
FREE_NULL_LIST(steps);
if (step_cnt == 0)
debug2("No steps in job %u to terminate", jobid);
return step_cnt;
}
| 0 |
php-src | 3804c0d00fa6e629173fb1c8c61f8f88d5fe39b9 | NOT_APPLICABLE | NOT_APPLICABLE | */
void php_info_print_style(TSRMLS_D)
{
php_info_printf("<style type=\"text/css\">\n");
php_info_print_css(TSRMLS_C);
php_info_printf("</style>\n"); | 0 |
ImageMagick | f5910e91b0778e03ded45b9022be8eb8f77942cd | NOT_APPLICABLE | NOT_APPLICABLE | static inline void VectorCopy43(const DDSVector4 source,
DDSVector3 *destination)
{
destination->x = source.x;
destination->y = source.y;
destination->z = source.z;
}
| 0 |
linux | 680d04e0ba7e926233e3b9cee59125ce181f66ba | NOT_APPLICABLE | NOT_APPLICABLE | static int vmci_transport_send_reset(struct sock *sk,
struct vmci_transport_packet *pkt)
{
if (pkt->type == VMCI_TRANSPORT_PACKET_TYPE_RST)
return 0;
return vmci_transport_send_control_pkt(sk,
VMCI_TRANSPORT_PACKET_TYPE_RST,
0, 0, NULL, VSOCK_PROTO_INVALID,
VMCI_INVALID_HANDLE);
}
| 0 |
radare2 | f85bc674b2a2256a364fe796351bc1971e106005 | NOT_APPLICABLE | NOT_APPLICABLE | R_API bool r_config_save_char(RConfigHold *h, ...) {
va_list ap;
char *key;
if (!h->list_char) {
h->list_char = r_list_newf ((RListFree) free);
if (!h->list_char) {
return false;
}
}
va_start (ap, h);
while ((key = va_arg (ap, char *))) {
RConfigHoldChar *hc = R_NEW0 (RConfigHoldChar);
if (!hc) {
continue;
}
hc->key = key;
hc->value = r_config_get (h->cfg, key);
r_list_append (h->list_char, hc);
}
va_end (ap);
return true;
}
| 0 |
opencv | d1615ba11a93062b1429fce9f0f638d1572d3418 | NOT_APPLICABLE | NOT_APPLICABLE | void DISOpticalFlowImpl::prepareBuffers(Mat &I0, Mat &I1, Mat &flow, bool use_flow)
{
I0s.resize(coarsest_scale + 1);
I1s.resize(coarsest_scale + 1);
I1s_ext.resize(coarsest_scale + 1);
I0xs.resize(coarsest_scale + 1);
I0ys.resize(coarsest_scale + 1);
Ux.resize(coarsest_scale + 1);
Uy.resize(coarsest_scale + 1);
Mat flow_uv[2];
if (use_flow)
{
split(flow, flow_uv);
initial_Ux.resize(coarsest_scale + 1);
initial_Uy.resize(coarsest_scale + 1);
}
int fraction = 1;
int cur_rows = 0, cur_cols = 0;
for (int i = 0; i <= coarsest_scale; i++)
{
/* Avoid initializing the pyramid levels above the finest scale, as they won't be used anyway */
if (i == finest_scale)
{
cur_rows = I0.rows / fraction;
cur_cols = I0.cols / fraction;
I0s[i].create(cur_rows, cur_cols);
resize(I0, I0s[i], I0s[i].size(), 0.0, 0.0, INTER_AREA);
I1s[i].create(cur_rows, cur_cols);
resize(I1, I1s[i], I1s[i].size(), 0.0, 0.0, INTER_AREA);
/* These buffers are reused in each scale so we initialize them once on the finest scale: */
Sx.create(cur_rows / patch_stride, cur_cols / patch_stride);
Sy.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0xx_buf.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0yy_buf.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0xy_buf.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0x_buf.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0y_buf.create(cur_rows / patch_stride, cur_cols / patch_stride);
I0xx_buf_aux.create(cur_rows, cur_cols / patch_stride);
I0yy_buf_aux.create(cur_rows, cur_cols / patch_stride);
I0xy_buf_aux.create(cur_rows, cur_cols / patch_stride);
I0x_buf_aux.create(cur_rows, cur_cols / patch_stride);
I0y_buf_aux.create(cur_rows, cur_cols / patch_stride);
U.create(cur_rows, cur_cols);
}
else if (i > finest_scale)
{
cur_rows = I0s[i - 1].rows / 2;
cur_cols = I0s[i - 1].cols / 2;
I0s[i].create(cur_rows, cur_cols);
resize(I0s[i - 1], I0s[i], I0s[i].size(), 0.0, 0.0, INTER_AREA);
I1s[i].create(cur_rows, cur_cols);
resize(I1s[i - 1], I1s[i], I1s[i].size(), 0.0, 0.0, INTER_AREA);
}
if (i >= finest_scale)
{
I1s_ext[i].create(cur_rows + 2 * border_size, cur_cols + 2 * border_size);
copyMakeBorder(I1s[i], I1s_ext[i], border_size, border_size, border_size, border_size, BORDER_REPLICATE);
I0xs[i].create(cur_rows, cur_cols);
I0ys[i].create(cur_rows, cur_cols);
spatialGradient(I0s[i], I0xs[i], I0ys[i]);
Ux[i].create(cur_rows, cur_cols);
Uy[i].create(cur_rows, cur_cols);
variational_refinement_processors[i]->setAlpha(variational_refinement_alpha);
variational_refinement_processors[i]->setDelta(variational_refinement_delta);
variational_refinement_processors[i]->setGamma(variational_refinement_gamma);
variational_refinement_processors[i]->setSorIterations(5);
variational_refinement_processors[i]->setFixedPointIterations(variational_refinement_iter);
if (use_flow)
{
resize(flow_uv[0], initial_Ux[i], Size(cur_cols, cur_rows));
initial_Ux[i] /= fraction;
resize(flow_uv[1], initial_Uy[i], Size(cur_cols, cur_rows));
initial_Uy[i] /= fraction;
}
}
fraction *= 2;
}
} | 0 |
Chrome | bb9cfb0aba25f4b13e57bdd4a9fac80ba071e7b9 | NOT_APPLICABLE | NOT_APPLICABLE | void HTMLInputElement::requiredAttributeChanged()
{
HTMLTextFormControlElement::requiredAttributeChanged();
if (CheckedRadioButtons* buttons = checkedRadioButtons())
buttons->requiredAttributeChanged(this);
m_inputType->requiredAttributeChanged();
}
| 0 |
linux | 105cd17a866017b45f3c45901b394c711c97bf40 | NOT_APPLICABLE | NOT_APPLICABLE | static bool bond_should_deliver_exact_match(struct sk_buff *skb,
struct slave *slave,
struct bonding *bond)
{
if (bond_is_slave_inactive(slave)) {
if (BOND_MODE(bond) == BOND_MODE_ALB &&
skb->pkt_type != PACKET_BROADCAST &&
skb->pkt_type != PACKET_MULTICAST)
return false;
return true;
}
return false;
} | 0 |
Chrome | 802ecdb9cee0d66fe546bdf24e98150f8f716ad8 | NOT_APPLICABLE | NOT_APPLICABLE | void AudioRendererAlgorithm::CrossfadeFrame(
uint8* outtro_bytes, const uint8* intro_bytes) {
Type* outtro = reinterpret_cast<Type*>(outtro_bytes);
const Type* intro = reinterpret_cast<const Type*>(intro_bytes);
int frames_in_crossfade = bytes_in_crossfade_ / bytes_per_frame_;
float crossfade_ratio =
static_cast<float>(crossfade_frame_number_) / frames_in_crossfade;
for (int channel = 0; channel < channels_; ++channel) {
*outtro *= 1.0 - crossfade_ratio;
*outtro++ += (*intro++) * crossfade_ratio;
}
crossfade_frame_number_++;
}
| 0 |
qemu | 43b11a91dd861a946b231b89b7542856ade23d1b | NOT_APPLICABLE | NOT_APPLICABLE | MSIMessage msix_get_message(PCIDevice *dev, unsigned vector)
{
uint8_t *table_entry = dev->msix_table + vector * PCI_MSIX_ENTRY_SIZE;
MSIMessage msg;
msg.address = pci_get_quad(table_entry + PCI_MSIX_ENTRY_LOWER_ADDR);
msg.data = pci_get_long(table_entry + PCI_MSIX_ENTRY_DATA);
return msg;
}
| 0 |
linux | ea2bc483ff5caada7c4aa0d5fbf87d3a6590273d | NOT_APPLICABLE | NOT_APPLICABLE | static void sctp_wfree(struct sk_buff *skb)
{
struct sctp_association *asoc;
struct sctp_chunk *chunk;
struct sock *sk;
/* Get the saved chunk pointer. */
chunk = *((struct sctp_chunk **)(skb->cb));
asoc = chunk->asoc;
sk = asoc->base.sk;
asoc->sndbuf_used -= SCTP_DATA_SNDSIZE(chunk) +
sizeof(struct sk_buff) +
sizeof(struct sctp_chunk);
atomic_sub(sizeof(struct sctp_chunk), &sk->sk_wmem_alloc);
sock_wfree(skb);
__sctp_write_space(asoc);
sctp_association_put(asoc);
}
| 0 |
linux | 6ff7b060535e87c2ae14dd8548512abfdda528fb | NOT_APPLICABLE | NOT_APPLICABLE | bool mdiobus_is_registered_device(struct mii_bus *bus, int addr)
{
return bus->mdio_map[addr];
}
| 0 |
OpenSC | c246f6f69a749d4f68626b40795a4f69168008f4 | NOT_APPLICABLE | NOT_APPLICABLE | coolkey_find_object_by_template(sc_card_t *card, sc_cardctl_coolkey_attribute_t *template, int count)
{
list_t *list;
sc_cardctl_coolkey_object_t *current, *rv = NULL;
coolkey_private_data_t * priv = COOLKEY_DATA(card);
int i, r;
unsigned int tmp_pos = (unsigned int) -1;
list = &priv->objects_list;
if (list->iter_active) {
/* workaround missing functionality of second iterator */
tmp_pos = list->iter_pos;
list_iterator_stop(list);
}
list_iterator_start(list);
while (list_iterator_hasnext(list)) {
sc_cardctl_coolkey_attribute_t attribute;
current = list_iterator_next(list);
attribute.object = current;
for (i=0; i < count; i++) {
attribute.attribute_type = template[i].attribute_type;
r = coolkey_find_attribute(card, &attribute);
if (r < 0) {
break;
}
if (template[i].attribute_data_type != attribute.attribute_data_type) {
break;
}
if (template[i].attribute_length != attribute.attribute_length) {
break;
}
if (memcmp(attribute.attribute_value, template[i].attribute_value,
attribute.attribute_length) != 0) {
break;
}
}
/* just return the first one */
if (i == count) {
rv = current;
break;
}
}
list_iterator_stop(list);
if (tmp_pos != (unsigned int)-1) {
/* workaround missing functionality of second iterator */
list_iterator_start(list);
while (list_iterator_hasnext(list) && list->iter_pos < tmp_pos)
(void) list_iterator_next(list);
}
return rv;
} | 0 |
libxml2 | c1ba6f54d32b707ca6d91cb3257ce9de82876b6f | NOT_APPLICABLE | NOT_APPLICABLE | htmlDtdDumpOutput(xmlOutputBufferPtr buf, xmlDocPtr doc,
const char *encoding ATTRIBUTE_UNUSED) {
xmlDtdPtr cur = doc->intSubset;
if (cur == NULL) {
htmlSaveErr(XML_SAVE_NO_DOCTYPE, (xmlNodePtr) doc, NULL);
return;
}
xmlOutputBufferWriteString(buf, "<!DOCTYPE ");
xmlOutputBufferWriteString(buf, (const char *)cur->name);
if (cur->ExternalID != NULL) {
xmlOutputBufferWriteString(buf, " PUBLIC ");
xmlBufWriteQuotedString(buf->buffer, cur->ExternalID);
if (cur->SystemID != NULL) {
xmlOutputBufferWriteString(buf, " ");
xmlBufWriteQuotedString(buf->buffer, cur->SystemID);
}
} else if (cur->SystemID != NULL &&
xmlStrcmp(cur->SystemID, BAD_CAST "about:legacy-compat")) {
xmlOutputBufferWriteString(buf, " SYSTEM ");
xmlBufWriteQuotedString(buf->buffer, cur->SystemID);
}
xmlOutputBufferWriteString(buf, ">\n");
} | 0 |
Chrome | 0579ed631fb37de5704b54ed2ee466bf29630ad0 | NOT_APPLICABLE | NOT_APPLICABLE | void VerifyBytesSentIsMultipleOf(uint64_t bytes) {
EXPECT_EQ(0u, NetworkActivityMonitor::GetInstance()->GetBytesSent() % bytes);
}
| 0 |
Chrome | 6c390601f9ee3436bb32f84772977570265982ea | NOT_APPLICABLE | NOT_APPLICABLE | void ContainerNode::parserRemoveChild(Node* oldChild)
{
ASSERT(oldChild);
ASSERT(oldChild->parentNode() == this);
Node* prev = oldChild->previousSibling();
Node* next = oldChild->nextSibling();
removeBetween(prev, next, oldChild);
childrenChanged(true, prev, next, -1);
ChildNodeRemovalNotifier(this).notify(oldChild);
}
| 0 |
FreeRDP | 58dc36b3c883fd460199cedb6d30e58eba58298c | NOT_APPLICABLE | NOT_APPLICABLE | CACHE_BITMAP_V3_ORDER* copy_cache_bitmap_v3_order(rdpContext* context,
const CACHE_BITMAP_V3_ORDER* order)
{
CACHE_BITMAP_V3_ORDER* dst = calloc(1, sizeof(CACHE_BITMAP_V3_ORDER));
if (!dst || !order)
goto fail;
*dst = *order;
if (order->bitmapData.length > 0)
{
dst->bitmapData.data = malloc(order->bitmapData.length);
if (!dst->bitmapData.data)
goto fail;
memcpy(dst->bitmapData.data, order->bitmapData.data, order->bitmapData.length);
}
return dst;
fail:
free_cache_bitmap_v3_order(context, dst);
return NULL;
} | 0 |
libarchive | 3014e19820ea53c15c90f9d447ca3e668a0b76c6 | NOT_APPLICABLE | NOT_APPLICABLE | isoent_alloc_path_table(struct archive_write *a, struct vdd *vdd,
int max_depth)
{
int i;
vdd->max_depth = max_depth;
vdd->pathtbl = malloc(sizeof(*vdd->pathtbl) * vdd->max_depth);
if (vdd->pathtbl == NULL) {
archive_set_error(&a->archive, ENOMEM,
"Can't allocate memory");
return (ARCHIVE_FATAL);
}
for (i = 0; i < vdd->max_depth; i++) {
vdd->pathtbl[i].first = NULL;
vdd->pathtbl[i].last = &(vdd->pathtbl[i].first);
vdd->pathtbl[i].sorted = NULL;
vdd->pathtbl[i].cnt = 0;
}
return (ARCHIVE_OK);
} | 0 |
Chrome | c4a4dfb26615b5ef5e9dcc730ef43f70ce9202e2 | NOT_APPLICABLE | NOT_APPLICABLE | void RenderThreadImpl::OnUpdateTimezone() {
NotifyTimezoneChange();
}
| 0 |
php-src | 4cc0286f2f3780abc6084bcdae5dce595daa3c12 | NOT_APPLICABLE | NOT_APPLICABLE | ZEND_API uint32_t ZEND_FASTCALL zend_hash_iterator_add(HashTable *ht, HashPosition pos)
{
HashTableIterator *iter = EG(ht_iterators);
HashTableIterator *end = iter + EG(ht_iterators_count);
uint32_t idx;
if (EXPECTED(ht->u.v.nIteratorsCount != 255)) {
ht->u.v.nIteratorsCount++;
}
while (iter != end) {
if (iter->ht == NULL) {
iter->ht = ht;
iter->pos = pos;
idx = iter - EG(ht_iterators);
if (idx + 1 > EG(ht_iterators_used)) {
EG(ht_iterators_used) = idx + 1;
}
return idx;
}
iter++;
}
if (EG(ht_iterators) == EG(ht_iterators_slots)) {
EG(ht_iterators) = emalloc(sizeof(HashTableIterator) * (EG(ht_iterators_count) + 8));
memcpy(EG(ht_iterators), EG(ht_iterators_slots), sizeof(HashTableIterator) * EG(ht_iterators_count));
} else {
EG(ht_iterators) = erealloc(EG(ht_iterators), sizeof(HashTableIterator) * (EG(ht_iterators_count) + 8));
}
iter = EG(ht_iterators) + EG(ht_iterators_count);
EG(ht_iterators_count) += 8;
iter->ht = ht;
iter->pos = pos;
memset(iter + 1, 0, sizeof(HashTableIterator) * 7);
idx = iter - EG(ht_iterators);
EG(ht_iterators_used) = idx + 1;
return idx;
}
| 0 |
qemu | 5193be3be35f29a35bc465036cd64ad60d43385f | NOT_APPLICABLE | NOT_APPLICABLE | void tsc210x_key_event(uWireSlave *chip, int key, int down)
{
TSC210xState *s = (TSC210xState *) chip->opaque;
if (down)
s->kb.down |= 1 << key;
else
s->kb.down &= ~(1 << key);
if (down && (s->kb.down & ~s->kb.mask) && !s->kb.intr) {
s->kb.intr = 1;
qemu_irq_lower(s->kbint);
} else if (s->kb.intr && !(s->kb.down & ~s->kb.mask) &&
!(s->kb.mode & 1)) {
s->kb.intr = 0;
qemu_irq_raise(s->kbint);
}
}
| 0 |
Chrome | 90f878780cce9c4b0475fcea14d91b8f510cce11 | NOT_APPLICABLE | NOT_APPLICABLE | void LocalFrame::SetPageZoomFactor(float factor) {
SetPageAndTextZoomFactors(factor, text_zoom_factor_);
}
| 0 |
linux | 263b4509ec4d47e0da3e753f85a39ea12d1eff24 | NOT_APPLICABLE | NOT_APPLICABLE | static void nfs_end_page_writeback(struct page *page)
{
struct inode *inode = page_file_mapping(page)->host;
struct nfs_server *nfss = NFS_SERVER(inode);
end_page_writeback(page);
if (atomic_long_dec_return(&nfss->writeback) < NFS_CONGESTION_OFF_THRESH)
clear_bdi_congested(&nfss->backing_dev_info, BLK_RW_ASYNC);
}
| 0 |
linux | cef31d9af908243421258f1df35a4a644604efbe | NOT_APPLICABLE | NOT_APPLICABLE | static int common_hrtimer_forward(struct k_itimer *timr, ktime_t now)
{
struct hrtimer *timer = &timr->it.real.timer;
return (int)hrtimer_forward(timer, now, timr->it_interval);
}
| 0 |
libpcap | a5a36d9e82dde7265e38fe1f87b7f11c461c29f6 | NOT_APPLICABLE | NOT_APPLICABLE | pcap_ng_next_packet(pcap_t *p, struct pcap_pkthdr *hdr, u_char **data)
{
struct pcap_ng_sf *ps = p->priv;
struct block_cursor cursor;
int status;
struct enhanced_packet_block *epbp;
struct simple_packet_block *spbp;
struct packet_block *pbp;
bpf_u_int32 interface_id = 0xFFFFFFFF;
struct interface_description_block *idbp;
struct section_header_block *shbp;
FILE *fp = p->rfile;
uint64_t t, sec, frac;
/*
* Look for an Enhanced Packet Block, a Simple Packet Block,
* or a Packet Block.
*/
for (;;) {
/*
* Read the block type and length; those are common
* to all blocks.
*/
status = read_block(fp, p, &cursor, p->errbuf);
if (status == 0)
return (1); /* EOF */
if (status == -1)
return (-1); /* error */
switch (cursor.block_type) {
case BT_EPB:
/*
* Get a pointer to the fixed-length portion of the
* EPB.
*/
epbp = get_from_block_data(&cursor, sizeof(*epbp),
p->errbuf);
if (epbp == NULL)
return (-1); /* error */
/*
* Byte-swap it if necessary.
*/
if (p->swapped) {
/* these were written in opposite byte order */
interface_id = SWAPLONG(epbp->interface_id);
hdr->caplen = SWAPLONG(epbp->caplen);
hdr->len = SWAPLONG(epbp->len);
t = ((uint64_t)SWAPLONG(epbp->timestamp_high)) << 32 |
SWAPLONG(epbp->timestamp_low);
} else {
interface_id = epbp->interface_id;
hdr->caplen = epbp->caplen;
hdr->len = epbp->len;
t = ((uint64_t)epbp->timestamp_high) << 32 |
epbp->timestamp_low;
}
goto found;
case BT_SPB:
/*
* Get a pointer to the fixed-length portion of the
* SPB.
*/
spbp = get_from_block_data(&cursor, sizeof(*spbp),
p->errbuf);
if (spbp == NULL)
return (-1); /* error */
/*
* SPB packets are assumed to have arrived on
* the first interface.
*/
interface_id = 0;
/*
* Byte-swap it if necessary.
*/
if (p->swapped) {
/* these were written in opposite byte order */
hdr->len = SWAPLONG(spbp->len);
} else
hdr->len = spbp->len;
/*
* The SPB doesn't give the captured length;
* it's the minimum of the snapshot length
* and the packet length.
*/
hdr->caplen = hdr->len;
if (hdr->caplen > (bpf_u_int32)p->snapshot)
hdr->caplen = p->snapshot;
t = 0; /* no time stamps */
goto found;
case BT_PB:
/*
* Get a pointer to the fixed-length portion of the
* PB.
*/
pbp = get_from_block_data(&cursor, sizeof(*pbp),
p->errbuf);
if (pbp == NULL)
return (-1); /* error */
/*
* Byte-swap it if necessary.
*/
if (p->swapped) {
/* these were written in opposite byte order */
interface_id = SWAPSHORT(pbp->interface_id);
hdr->caplen = SWAPLONG(pbp->caplen);
hdr->len = SWAPLONG(pbp->len);
t = ((uint64_t)SWAPLONG(pbp->timestamp_high)) << 32 |
SWAPLONG(pbp->timestamp_low);
} else {
interface_id = pbp->interface_id;
hdr->caplen = pbp->caplen;
hdr->len = pbp->len;
t = ((uint64_t)pbp->timestamp_high) << 32 |
pbp->timestamp_low;
}
goto found;
case BT_IDB:
/*
* Interface Description Block. Get a pointer
* to its fixed-length portion.
*/
idbp = get_from_block_data(&cursor, sizeof(*idbp),
p->errbuf);
if (idbp == NULL)
return (-1); /* error */
/*
* Byte-swap it if necessary.
*/
if (p->swapped) {
idbp->linktype = SWAPSHORT(idbp->linktype);
idbp->snaplen = SWAPLONG(idbp->snaplen);
}
/*
* If the link-layer type or snapshot length
* differ from the ones for the first IDB we
* saw, quit.
*
* XXX - just discard packets from those
* interfaces?
*/
if (p->linktype != idbp->linktype) {
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"an interface has a type %u different from the type of the first interface",
idbp->linktype);
return (-1);
}
/*
* Check against the *adjusted* value of this IDB's
* snapshot length.
*/
if ((bpf_u_int32)p->snapshot !=
pcap_adjust_snapshot(p->linktype, idbp->snaplen)) {
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"an interface has a snapshot length %u different from the type of the first interface",
idbp->snaplen);
return (-1);
}
/*
* Try to add this interface.
*/
if (!add_interface(p, &cursor, p->errbuf))
return (-1);
break;
case BT_SHB:
/*
* Section Header Block. Get a pointer
* to its fixed-length portion.
*/
shbp = get_from_block_data(&cursor, sizeof(*shbp),
p->errbuf);
if (shbp == NULL)
return (-1); /* error */
/*
* Assume the byte order of this section is
* the same as that of the previous section.
* We'll check for that later.
*/
if (p->swapped) {
shbp->byte_order_magic =
SWAPLONG(shbp->byte_order_magic);
shbp->major_version =
SWAPSHORT(shbp->major_version);
}
/*
* Make sure the byte order doesn't change;
* pcap_is_swapped() shouldn't change its
* return value in the middle of reading a capture.
*/
switch (shbp->byte_order_magic) {
case BYTE_ORDER_MAGIC:
/*
* OK.
*/
break;
case SWAPLONG(BYTE_ORDER_MAGIC):
/*
* Byte order changes.
*/
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"the file has sections with different byte orders");
return (-1);
default:
/*
* Not a valid SHB.
*/
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"the file has a section with a bad byte order magic field");
return (-1);
}
/*
* Make sure the major version is the version
* we handle.
*/
if (shbp->major_version != PCAP_NG_VERSION_MAJOR) {
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"unknown pcapng savefile major version number %u",
shbp->major_version);
return (-1);
}
/*
* Reset the interface count; this section should
* have its own set of IDBs. If any of them
* don't have the same interface type, snapshot
* length, or resolution as the first interface
* we saw, we'll fail. (And if we don't see
* any IDBs, we'll fail when we see a packet
* block.)
*/
ps->ifcount = 0;
break;
default:
/*
* Not a packet block, IDB, or SHB; ignore it.
*/
break;
}
}
found:
/*
* Is the interface ID an interface we know?
*/
if (interface_id >= ps->ifcount) {
/*
* Yes. Fail.
*/
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"a packet arrived on interface %u, but there's no Interface Description Block for that interface",
interface_id);
return (-1);
}
if (hdr->caplen > (bpf_u_int32)p->snapshot) {
pcap_snprintf(p->errbuf, PCAP_ERRBUF_SIZE,
"invalid packet capture length %u, bigger than "
"snaplen of %d", hdr->caplen, p->snapshot);
return (-1);
}
/*
* Convert the time stamp to seconds and fractions of a second,
* with the fractions being in units of the file-supplied resolution.
*/
sec = t / ps->ifaces[interface_id].tsresol + ps->ifaces[interface_id].tsoffset;
frac = t % ps->ifaces[interface_id].tsresol;
/*
* Convert the fractions from units of the file-supplied resolution
* to units of the user-requested resolution.
*/
switch (ps->ifaces[interface_id].scale_type) {
case PASS_THROUGH:
/*
* The interface resolution is what the user wants,
* so we're done.
*/
break;
case SCALE_UP_DEC:
/*
* The interface resolution is less than what the user
* wants; scale the fractional part up to the units of
* the resolution the user requested by multiplying by
* the quotient of the user-requested resolution and the
* file-supplied resolution.
*
* Those resolutions are both powers of 10, and the user-
* requested resolution is greater than the file-supplied
* resolution, so the quotient in question is an integer.
* We've calculated that quotient already, so we just
* multiply by it.
*/
frac *= ps->ifaces[interface_id].scale_factor;
break;
case SCALE_UP_BIN:
/*
* The interface resolution is less than what the user
* wants; scale the fractional part up to the units of
* the resolution the user requested by multiplying by
* the quotient of the user-requested resolution and the
* file-supplied resolution.
*
* The file-supplied resolution is a power of 2, so the
* quotient is not an integer, so, in order to do this
* entirely with integer arithmetic, we multiply by the
* user-requested resolution and divide by the file-
* supplied resolution.
*
* XXX - Is there something clever we could do here,
* given that we know that the file-supplied resolution
* is a power of 2? Doing a multiplication followed by
* a division runs the risk of overflowing, and involves
* two non-simple arithmetic operations.
*/
frac *= ps->user_tsresol;
frac /= ps->ifaces[interface_id].tsresol;
break;
case SCALE_DOWN_DEC:
/*
* The interface resolution is greater than what the user
* wants; scale the fractional part up to the units of
* the resolution the user requested by multiplying by
* the quotient of the user-requested resolution and the
* file-supplied resolution.
*
* Those resolutions are both powers of 10, and the user-
* requested resolution is less than the file-supplied
* resolution, so the quotient in question isn't an
* integer, but its reciprocal is, and we can just divide
* by the reciprocal of the quotient. We've calculated
* the reciprocal of that quotient already, so we must
* divide by it.
*/
frac /= ps->ifaces[interface_id].scale_factor;
break;
case SCALE_DOWN_BIN:
/*
* The interface resolution is greater than what the user
* wants; convert the fractional part to units of the
* resolution the user requested by multiplying by the
* quotient of the user-requested resolution and the
* file-supplied resolution. We do that by multiplying
* by the user-requested resolution and dividing by the
* file-supplied resolution, as the quotient might not
* fit in an integer.
*
* The file-supplied resolution is a power of 2, so the
* quotient is not an integer, and neither is its
* reciprocal, so, in order to do this entirely with
* integer arithmetic, we multiply by the user-requested
* resolution and divide by the file-supplied resolution.
*
* XXX - Is there something clever we could do here,
* given that we know that the file-supplied resolution
* is a power of 2? Doing a multiplication followed by
* a division runs the risk of overflowing, and involves
* two non-simple arithmetic operations.
*/
frac *= ps->user_tsresol;
frac /= ps->ifaces[interface_id].tsresol;
break;
}
#ifdef _WIN32
/*
* tv_sec and tv_used in the Windows struct timeval are both
* longs.
*/
hdr->ts.tv_sec = (long)sec;
hdr->ts.tv_usec = (long)frac;
#else
/*
* tv_sec in the UN*X struct timeval is a time_t; tv_usec is
* suseconds_t in UN*Xes that work the way the current Single
* UNIX Standard specify - but not all older UN*Xes necessarily
* support that type, so just cast to int.
*/
hdr->ts.tv_sec = (time_t)sec;
hdr->ts.tv_usec = (int)frac;
#endif
/*
* Get a pointer to the packet data.
*/
*data = get_from_block_data(&cursor, hdr->caplen, p->errbuf);
if (*data == NULL)
return (-1);
if (p->swapped)
swap_pseudo_headers(p->linktype, hdr, *data);
return (0);
}
| 0 |
Chrome | 508b89a64ab700aa09f21fc666a5588b47360eab | NOT_APPLICABLE | NOT_APPLICABLE | void MigrateAppLauncherEnabledPref() {
PrefService* prefs = g_browser_process->local_state();
if (prefs->HasPrefPath(apps::prefs::kAppLauncherIsEnabled)) {
prefs->SetBoolean(apps::prefs::kAppLauncherHasBeenEnabled,
prefs->GetBoolean(apps::prefs::kAppLauncherIsEnabled));
prefs->ClearPref(apps::prefs::kAppLauncherIsEnabled);
}
}
| 0 |
ardour | 96daa4036a425ff3f23a7dfcba57bfb0f942bec6 | NOT_APPLICABLE | NOT_APPLICABLE | XMLTree::~XMLTree()
{
delete _root;
if (_doc) {
xmlFreeDoc (_doc);
}
} | 0 |
qemu | 98a8cc741dad9cb4738f81a994bcf8d77d619152 | NOT_APPLICABLE | NOT_APPLICABLE | static uint64_t zynq_slcr_compute_pll(uint64_t input, uint32_t ctrl_reg)
{
uint32_t mult = ((ctrl_reg & R_xxx_PLL_CTRL_PLL_FPDIV_MASK) >>
R_xxx_PLL_CTRL_PLL_FPDIV_SHIFT);
/* first, check if pll is bypassed */
if (ctrl_reg & R_xxx_PLL_CTRL_PLL_BYPASS_FORCE_MASK) {
return input;
}
/* is pll disabled ? */
if (ctrl_reg & (R_xxx_PLL_CTRL_PLL_RESET_MASK |
R_xxx_PLL_CTRL_PLL_PWRDWN_MASK)) {
return 0;
}
/* Consider zero feedback as maximum divide ratio possible */
if (!mult) {
mult = 1 << R_xxx_PLL_CTRL_PLL_FPDIV_LENGTH;
}
/* frequency multiplier -> period division */
return input / mult;
} | 0 |
cpython | dcfcd146f8e6fc5c2fc16a4c192a0c5f5ca8c53c | NOT_APPLICABLE | NOT_APPLICABLE | FstringParser_Finish(FstringParser *state, struct compiling *c,
const node *n)
{
asdl_seq *seq;
FstringParser_check_invariants(state);
/* If we're just a constant string with no expressions, return
that. */
if (!state->fmode) {
assert(!state->expr_list.size);
if (!state->last_str) {
/* Create a zero length string. */
state->last_str = PyUnicode_FromStringAndSize(NULL, 0);
if (!state->last_str)
goto error;
}
return make_str_node_and_del(&state->last_str, c, n);
}
/* Create a Constant node out of last_str, if needed. It will be the
last node in our expression list. */
if (state->last_str) {
expr_ty str = make_str_node_and_del(&state->last_str, c, n);
if (!str || ExprList_Append(&state->expr_list, str) < 0)
goto error;
}
/* This has already been freed. */
assert(state->last_str == NULL);
seq = ExprList_Finish(&state->expr_list, c->c_arena);
if (!seq)
goto error;
return JoinedStr(seq, LINENO(n), n->n_col_offset,
n->n_end_lineno, n->n_end_col_offset, c->c_arena);
error:
FstringParser_Dealloc(state);
return NULL;
} | 0 |
Chrome | adb3498ca0b69561d8c6b60bab641de4b0e37dbf | NOT_APPLICABLE | NOT_APPLICABLE | void GraphicsContext::platformInit(PlatformGraphicsContext* context)
{
m_data = new GraphicsContextPlatformPrivate;
setPaintingDisabled(!context);
if (context) {
setPlatformFillColor(fillColor(), ColorSpaceDeviceRGB);
setPlatformStrokeColor(strokeColor(), ColorSpaceDeviceRGB);
}
#if USE(WXGC)
m_data->context = (wxGCDC*)context;
#else
m_data->context = (wxWindowDC*)context;
#endif
}
| 0 |
miniupnp | 7aeb624b44f86d335841242ff427433190e7168a | CVE-2017-1000494 | CWE-119 | ParseNameValue(const char * buffer, int bufsize,
struct NameValueParserData * data)
{
struct xmlparser parser;
data->l_head = NULL;
data->portListing = NULL;
data->portListingLength = 0;
/* init xmlparser object */
parser.xmlstart = buffer;
parser.xmlsize = bufsize;
parser.data = data;
parser.starteltfunc = NameValueParserStartElt;
parser.endeltfunc = NameValueParserEndElt;
parser.datafunc = NameValueParserGetData;
parser.attfunc = 0;
parsexml(&parser);
}
| 1 |
libmatroska | 0a2d3e3644a7453b6513db2f9bc270f77943573f | NOT_APPLICABLE | NOT_APPLICABLE | void KaxBlockBlob::SetBlockDuration(uint64 TimeLength)
{
if (ReplaceSimpleByGroup())
Block.group->SetBlockDuration(TimeLength);
} | 0 |
Chrome | a0ae9ed7bc545314dfcd4882db3498fda1808b4f | NOT_APPLICABLE | NOT_APPLICABLE | static LayoutRect RelativeBounds(const LayoutObject* layout_object,
const ScrollableArea* scroller) {
PhysicalRect local_bounds;
if (layout_object->IsBox()) {
local_bounds = ToLayoutBox(layout_object)->PhysicalBorderBoxRect();
if (!layout_object->HasOverflowClip()) {
LayoutUnit max_y =
std::max(local_bounds.Bottom(),
ToLayoutBox(layout_object)->LayoutOverflowRect().MaxY());
auto* layout_block_flow = DynamicTo<LayoutBlockFlow>(layout_object);
if (layout_block_flow && layout_block_flow->ContainsFloats()) {
max_y = std::max(max_y, layout_block_flow->LowestFloatLogicalBottom());
}
local_bounds.ShiftBottomEdgeTo(max_y);
}
} else if (layout_object->IsText()) {
const auto* text = ToLayoutText(layout_object);
local_bounds.Unite(text->PhysicalLinesBoundingBox());
} else {
NOTREACHED();
}
LayoutRect relative_bounds = LayoutRect(
scroller
->LocalToVisibleContentQuad(FloatRect(local_bounds), layout_object)
.BoundingBox());
return relative_bounds;
}
| 0 |
linux-2.6 | 194b3da873fd334ef183806db751473512af29ce | NOT_APPLICABLE | NOT_APPLICABLE | struct agp_bridge_data *agp_generic_find_bridge(struct pci_dev *pdev)
{
if (list_empty(&agp_bridges))
return NULL;
return agp_bridge;
} | 0 |
tensorflow | e84c975313e8e8e38bb2ea118196369c45c51378 | NOT_APPLICABLE | NOT_APPLICABLE | bool operator==(const InstanceFeatureDimKey& other) const {
return (instance == other.instance) && (feature_dim == other.feature_dim);
} | 0 |
linux | 3e0097499839e0fe3af380410eababe5a47c4cf9 | NOT_APPLICABLE | NOT_APPLICABLE | sg_add_sfp(Sg_device * sdp)
{
Sg_fd *sfp;
unsigned long iflags;
int bufflen;
sfp = kzalloc(sizeof(*sfp), GFP_ATOMIC | __GFP_NOWARN);
if (!sfp)
return ERR_PTR(-ENOMEM);
init_waitqueue_head(&sfp->read_wait);
rwlock_init(&sfp->rq_list_lock);
INIT_LIST_HEAD(&sfp->rq_list);
kref_init(&sfp->f_ref);
mutex_init(&sfp->f_mutex);
sfp->timeout = SG_DEFAULT_TIMEOUT;
sfp->timeout_user = SG_DEFAULT_TIMEOUT_USER;
sfp->force_packid = SG_DEF_FORCE_PACK_ID;
sfp->cmd_q = SG_DEF_COMMAND_Q;
sfp->keep_orphan = SG_DEF_KEEP_ORPHAN;
sfp->parentdp = sdp;
write_lock_irqsave(&sdp->sfd_lock, iflags);
if (atomic_read(&sdp->detaching)) {
write_unlock_irqrestore(&sdp->sfd_lock, iflags);
return ERR_PTR(-ENODEV);
}
list_add_tail(&sfp->sfd_siblings, &sdp->sfds);
write_unlock_irqrestore(&sdp->sfd_lock, iflags);
SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
"sg_add_sfp: sfp=0x%p\n", sfp));
if (unlikely(sg_big_buff != def_reserved_size))
sg_big_buff = def_reserved_size;
bufflen = min_t(int, sg_big_buff,
max_sectors_bytes(sdp->device->request_queue));
sg_build_reserve(sfp, bufflen);
SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
"sg_add_sfp: bufflen=%d, k_use_sg=%d\n",
sfp->reserve.bufflen,
sfp->reserve.k_use_sg));
kref_get(&sdp->d_ref);
__module_get(THIS_MODULE);
return sfp;
}
| 0 |
openldap | 21981053a1195ae1555e23df4d9ac68d34ede9dd | CVE-2020-36223 | CWE-125 | static int parseValuesReturnFilter (
Operation *op,
SlapReply *rs,
LDAPControl *ctrl )
{
BerElement *ber;
struct berval fstr = BER_BVNULL;
if ( op->o_valuesreturnfilter != SLAP_CONTROL_NONE ) {
rs->sr_text = "valuesReturnFilter control specified multiple times";
return LDAP_PROTOCOL_ERROR;
}
if ( BER_BVISNULL( &ctrl->ldctl_value )) {
rs->sr_text = "valuesReturnFilter control value is absent";
return LDAP_PROTOCOL_ERROR;
}
if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
rs->sr_text = "valuesReturnFilter control value is empty";
return LDAP_PROTOCOL_ERROR;
}
ber = ber_init( &(ctrl->ldctl_value) );
if (ber == NULL) {
rs->sr_text = "internal error";
return LDAP_OTHER;
}
rs->sr_err = get_vrFilter( op, ber,
(ValuesReturnFilter **)&(op->o_vrFilter), &rs->sr_text);
(void) ber_free( ber, 1 );
if( rs->sr_err != LDAP_SUCCESS ) {
if( rs->sr_err == SLAPD_DISCONNECT ) {
rs->sr_err = LDAP_PROTOCOL_ERROR;
send_ldap_disconnect( op, rs );
rs->sr_err = SLAPD_DISCONNECT;
} else {
send_ldap_result( op, rs );
}
if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
}
#ifdef LDAP_DEBUG
else {
vrFilter2bv( op, op->o_vrFilter, &fstr );
}
Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
#endif
op->o_valuesreturnfilter = ctrl->ldctl_iscritical
? SLAP_CONTROL_CRITICAL
: SLAP_CONTROL_NONCRITICAL;
rs->sr_err = LDAP_SUCCESS;
return LDAP_SUCCESS;
} | 1 |
Chrome | 370bd9b522d2ccd4a3113d6c93d30cdf8ca502ef | NOT_APPLICABLE | NOT_APPLICABLE | void WebURLLoaderImpl::Context::OnUploadProgress(uint64 position, uint64 size) {
if (client_)
client_->didSendData(loader_, position, size);
}
| 0 |
Chrome | 4c19b042ea31bd393d2265656f94339d1c3d82ff | CVE-2011-2880 | CWE-399 | bool FileUtilProxy::Read(
scoped_refptr<MessageLoopProxy> message_loop_proxy,
PlatformFile file,
int64 offset,
int bytes_to_read,
ReadCallback* callback) {
if (bytes_to_read < 0)
return false;
return Start(FROM_HERE, message_loop_proxy,
new RelayRead(file, offset, bytes_to_read, callback));
}
| 1 |
Chrome | 11601c08e92732d2883af2057c41c17cba890844 | NOT_APPLICABLE | NOT_APPLICABLE | void DatabaseImpl::SetIndexesReady(int64_t transaction_id,
int64_t object_store_id,
const std::vector<int64_t>& index_ids) {
idb_runner_->PostTask(
FROM_HERE,
base::Bind(&IDBThreadHelper::SetIndexesReady, base::Unretained(helper_),
transaction_id, object_store_id, index_ids));
}
| 0 |
opencv | d1615ba11a93062b1429fce9f0f638d1572d3418 | NOT_APPLICABLE | NOT_APPLICABLE | float getVariationalRefinementDelta() const CV_OVERRIDE { return variational_refinement_delta; } | 0 |
Chrome | 55ef04e135edaa9abfbf3647634b11ed57dc49e9 | NOT_APPLICABLE | NOT_APPLICABLE | void PPB_URLLoader_Impl::RegisterCallback(PP_CompletionCallback callback) {
DCHECK(callback.func);
DCHECK(!pending_callback_.get() || pending_callback_->completed());
PP_Resource resource_id = GetReferenceNoAddRef();
CHECK(resource_id);
pending_callback_ = new TrackedCompletionCallback(
instance()->module()->GetCallbackTracker(), resource_id, callback);
}
| 0 |
gimp | a9671395f6573e90316a9d748588c5435216f6ce | NOT_APPLICABLE | NOT_APPLICABLE | load_24 (FILE *fp,
gint width,
gint height,
guchar *buffer,
guint16 bytes)
{
gint x, y, c;
guchar *line = g_new (guchar, bytes);
for (y = 0; y < height; buffer += width * 3, ++y)
{
for (c = 0; c < 3; ++c)
{
readline (fp, line, bytes);
for (x = 0; x < width; ++x)
{
buffer[x * 3 + c] = line[x];
}
}
gimp_progress_update ((double) y / (double) height);
}
g_free (line);
} | 0 |
linux | 6934da9238da947628be83635e365df41064b09b | NOT_APPLICABLE | NOT_APPLICABLE | int __ext4_handle_dirty_metadata(const char *where, unsigned int line,
handle_t *handle, struct inode *inode,
struct buffer_head *bh)
{
int err = 0;
might_sleep();
set_buffer_meta(bh);
set_buffer_prio(bh);
if (ext4_handle_valid(handle)) {
err = jbd2_journal_dirty_metadata(handle, bh);
/* Errors can only happen due to aborted journal or a nasty bug */
if (!is_handle_aborted(handle) && WARN_ON_ONCE(err)) {
ext4_journal_abort_handle(where, line, __func__, bh,
handle, err);
if (inode == NULL) {
pr_err("EXT4: jbd2_journal_dirty_metadata "
"failed: handle type %u started at "
"line %u, credits %u/%u, errcode %d",
handle->h_type,
handle->h_line_no,
handle->h_requested_credits,
handle->h_buffer_credits, err);
return err;
}
ext4_error_inode(inode, where, line,
bh->b_blocknr,
"journal_dirty_metadata failed: "
"handle type %u started at line %u, "
"credits %u/%u, errcode %d",
handle->h_type,
handle->h_line_no,
handle->h_requested_credits,
handle->h_buffer_credits, err);
}
} else {
if (inode)
mark_buffer_dirty_inode(bh, inode);
else
mark_buffer_dirty(bh);
if (inode && inode_needs_sync(inode)) {
sync_dirty_buffer(bh);
if (buffer_req(bh) && !buffer_uptodate(bh)) {
struct ext4_super_block *es;
es = EXT4_SB(inode->i_sb)->s_es;
es->s_last_error_block =
cpu_to_le64(bh->b_blocknr);
ext4_error_inode(inode, where, line,
bh->b_blocknr,
"IO error syncing itable block");
err = -EIO;
}
}
}
return err;
}
| 0 |
Chrome | 634c5943f46abe8c6280079f6d394dfee08c3c8f | NOT_APPLICABLE | NOT_APPLICABLE | void RenderLayerCompositor::attachRootLayer(RootLayerAttachment attachment)
{
if (!m_rootContentLayer)
return;
switch (attachment) {
case RootLayerUnattached:
ASSERT_NOT_REACHED();
break;
case RootLayerAttachedViaChromeClient: {
Frame& frame = m_renderView->frameView()->frame();
Page* page = frame.page();
if (!page)
return;
page->chrome().client().attachRootGraphicsLayer(&frame, rootGraphicsLayer());
break;
}
case RootLayerAttachedViaEnclosingFrame: {
HTMLFrameOwnerElement* ownerElement = m_renderView->document().ownerElement();
ASSERT(ownerElement);
DeprecatedScheduleStyleRecalcDuringCompositingUpdate marker(ownerElement->document().lifecycle());
ownerElement->scheduleLayerUpdate();
break;
}
}
m_rootLayerAttachment = attachment;
}
| 0 |
gpac | 3dbe11b37d65c8472faf0654410068e5500b3adb | NOT_APPLICABLE | NOT_APPLICABLE | GF_Err dims_on_child_box(GF_Box *s, GF_Box *a, Bool is_rem)
{
GF_DIMSSampleEntryBox *ptr = (GF_DIMSSampleEntryBox *)s;
switch (a->type) {
case GF_ISOM_BOX_TYPE_DIMC:
BOX_FIELD_ASSIGN(config, GF_DIMSSceneConfigBox)
break;
case GF_ISOM_BOX_TYPE_DIST:
BOX_FIELD_ASSIGN(scripts, GF_DIMSScriptTypesBox)
break;
}
return GF_OK;
} | 0 |
bluez | 1cd644db8c23a2f530ddb93cebed7dacc5f5721a | NOT_APPLICABLE | NOT_APPLICABLE | uint16_t bt_att_get_mtu(struct bt_att *att)
{
if (!att)
return 0;
return att->mtu;
} | 0 |
Android | 9cd8c3289c91254b3955bd7347cf605d6fa032c6 | NOT_APPLICABLE | NOT_APPLICABLE | String8 effectFlagsToString(uint32_t flags) {
String8 s;
s.append("conn. mode: ");
switch (flags & EFFECT_FLAG_TYPE_MASK) {
case EFFECT_FLAG_TYPE_INSERT: s.append("insert"); break;
case EFFECT_FLAG_TYPE_AUXILIARY: s.append("auxiliary"); break;
case EFFECT_FLAG_TYPE_REPLACE: s.append("replace"); break;
case EFFECT_FLAG_TYPE_PRE_PROC: s.append("preproc"); break;
case EFFECT_FLAG_TYPE_POST_PROC: s.append("postproc"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
s.append("insert pref: ");
switch (flags & EFFECT_FLAG_INSERT_MASK) {
case EFFECT_FLAG_INSERT_ANY: s.append("any"); break;
case EFFECT_FLAG_INSERT_FIRST: s.append("first"); break;
case EFFECT_FLAG_INSERT_LAST: s.append("last"); break;
case EFFECT_FLAG_INSERT_EXCLUSIVE: s.append("exclusive"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
s.append("volume mgmt: ");
switch (flags & EFFECT_FLAG_VOLUME_MASK) {
case EFFECT_FLAG_VOLUME_NONE: s.append("none"); break;
case EFFECT_FLAG_VOLUME_CTRL: s.append("implements control"); break;
case EFFECT_FLAG_VOLUME_IND: s.append("requires indication"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
uint32_t devind = flags & EFFECT_FLAG_DEVICE_MASK;
if (devind) {
s.append("device indication: ");
switch (devind) {
case EFFECT_FLAG_DEVICE_IND: s.append("requires updates"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
}
s.append("input mode: ");
switch (flags & EFFECT_FLAG_INPUT_MASK) {
case EFFECT_FLAG_INPUT_DIRECT: s.append("direct"); break;
case EFFECT_FLAG_INPUT_PROVIDER: s.append("provider"); break;
case EFFECT_FLAG_INPUT_BOTH: s.append("direct+provider"); break;
default: s.append("not set"); break;
}
s.append(", ");
s.append("output mode: ");
switch (flags & EFFECT_FLAG_OUTPUT_MASK) {
case EFFECT_FLAG_OUTPUT_DIRECT: s.append("direct"); break;
case EFFECT_FLAG_OUTPUT_PROVIDER: s.append("provider"); break;
case EFFECT_FLAG_OUTPUT_BOTH: s.append("direct+provider"); break;
default: s.append("not set"); break;
}
s.append(", ");
uint32_t accel = flags & EFFECT_FLAG_HW_ACC_MASK;
if (accel) {
s.append("hardware acceleration: ");
switch (accel) {
case EFFECT_FLAG_HW_ACC_SIMPLE: s.append("non-tunneled"); break;
case EFFECT_FLAG_HW_ACC_TUNNEL: s.append("tunneled"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
}
uint32_t modeind = flags & EFFECT_FLAG_AUDIO_MODE_MASK;
if (modeind) {
s.append("mode indication: ");
switch (modeind) {
case EFFECT_FLAG_AUDIO_MODE_IND: s.append("required"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
}
uint32_t srcind = flags & EFFECT_FLAG_AUDIO_SOURCE_MASK;
if (srcind) {
s.append("source indication: ");
switch (srcind) {
case EFFECT_FLAG_AUDIO_SOURCE_IND: s.append("required"); break;
default: s.append("unknown/reserved"); break;
}
s.append(", ");
}
if (flags & EFFECT_FLAG_OFFLOAD_MASK) {
s.append("offloadable, ");
}
int len = s.length();
if (s.length() > 2) {
char *str = s.lockBuffer(len);
s.unlockBuffer(len - 2);
}
return s;
}
| 0 |
winscp | 49d876f2c5fc00bcedaa986a7cf6dedd6bf16f54 | NOT_APPLICABLE | NOT_APPLICABLE | void __fastcall TSCPFileSystem::SCPError(const UnicodeString Message, bool Fatal)
{
SCPSendError(Message, Fatal);
throw EScpFileSkipped(NULL, Message);
}
| 0 |
Chrome | a8e17a3031b6ad69c399e5e04dd0084e577097fc | NOT_APPLICABLE | NOT_APPLICABLE | void HTMLFormControlElement::setFormEnctype(const AtomicString& value) {
setAttribute(formenctypeAttr, value);
}
| 0 |
exempi | c26d5beb60a5a85f76259f50ed3e08c8169b0a0c | CVE-2017-18234 | CWE-416 | bool xmp_init()
{
RESET_ERROR;
try {
bool result = SXMPFiles::Initialize(kXMPFiles_IgnoreLocalText);
SXMPMeta::SetDefaultErrorCallback(&_xmp_error_callback, nullptr, 1);
return result;
SXMPMeta::SetDefaultErrorCallback(&_xmp_error_callback, nullptr, 1);
return result;
}
catch (const XMP_Error &e) {
set_error(e);
}
return false;
}
| 1 |
Android | 04839626ed859623901ebd3a5fd483982186b59d | CVE-2016-1621 | CWE-119 | Track::~Track()
{
Info& info = const_cast<Info&>(m_info);
info.Clear();
ContentEncoding** i = content_encoding_entries_;
ContentEncoding** const j = content_encoding_entries_end_;
while (i != j) {
ContentEncoding* const encoding = *i++;
delete encoding;
}
delete [] content_encoding_entries_;
}
| 1 |
FreeRDP | 0332cad015fdf7fac7e5c6863484f18a554e0fcf | NOT_APPLICABLE | NOT_APPLICABLE | static BOOL update_send_window_create(rdpContext* context, const WINDOW_ORDER_INFO* orderInfo,
const WINDOW_STATE_ORDER* stateOrder)
{
return update_send_new_or_existing_window(context, orderInfo, stateOrder);
} | 0 |
gnutls | 21f89efad7014a5ee0debd4cd3d59e27774b29e6 | NOT_APPLICABLE | NOT_APPLICABLE | static ssize_t send_change_cipher_spec(gnutls_session_t session, int again)
{
uint8_t *data;
mbuffer_st *bufel;
int ret;
const version_entry_st *vers;
if (again == 0) {
bufel = _gnutls_handshake_alloc(session, 1);
if (bufel == NULL)
return gnutls_assert_val(GNUTLS_E_MEMORY_ERROR);
vers = get_version(session);
if (unlikely(vers == NULL))
return gnutls_assert_val(GNUTLS_E_INTERNAL_ERROR);
if (vers->id == GNUTLS_DTLS0_9)
_mbuffer_set_uhead_size(bufel, 3);
else
_mbuffer_set_uhead_size(bufel, 1);
_mbuffer_set_udata_size(bufel, 0);
data = _mbuffer_get_uhead_ptr(bufel);
data[0] = 1;
if (vers->id == GNUTLS_DTLS0_9) {
_gnutls_write_uint16(session->internals.dtls.
hsk_write_seq, &data[1]);
session->internals.dtls.hsk_write_seq++;
}
ret =
_gnutls_handshake_io_cache_int(session,
GNUTLS_HANDSHAKE_CHANGE_CIPHER_SPEC,
bufel);
if (ret < 0) {
_mbuffer_xfree(&bufel);
return gnutls_assert_val(ret);
}
_gnutls_handshake_log("REC[%p]: Sent ChangeCipherSpec\n",
session);
}
return 0;
} | 0 |
linux | e4f3aa2e1e67bb48dfbaaf1cad59013d5a5bc276 | NOT_APPLICABLE | NOT_APPLICABLE | static int cdrom_mrw_bgformat(struct cdrom_device_info *cdi, int cont)
{
struct packet_command cgc;
unsigned char buffer[12];
int ret;
pr_info("%sstarting format\n", cont ? "Re" : "");
/*
* FmtData bit set (bit 4), format type is 1
*/
init_cdrom_command(&cgc, buffer, sizeof(buffer), CGC_DATA_WRITE);
cgc.cmd[0] = GPCMD_FORMAT_UNIT;
cgc.cmd[1] = (1 << 4) | 1;
cgc.timeout = 5 * 60 * HZ;
/*
* 4 byte format list header, 8 byte format list descriptor
*/
buffer[1] = 1 << 1;
buffer[3] = 8;
/*
* nr_blocks field
*/
buffer[4] = 0xff;
buffer[5] = 0xff;
buffer[6] = 0xff;
buffer[7] = 0xff;
buffer[8] = 0x24 << 2;
buffer[11] = cont;
ret = cdi->ops->generic_packet(cdi, &cgc);
if (ret)
pr_info("bgformat failed\n");
return ret;
}
| 0 |
vim | 06f15416bb8d5636200a10776f1752c4d6e49f31 | NOT_APPLICABLE | NOT_APPLICABLE | spell_check_sps(void)
{
char_u *p;
char_u *s;
char_u buf[MAXPATHL];
int f;
sps_flags = 0;
sps_limit = 9999;
for (p = p_sps; *p != NUL; )
{
copy_option_part(&p, buf, MAXPATHL, ",");
f = 0;
if (VIM_ISDIGIT(*buf))
{
s = buf;
sps_limit = getdigits(&s);
if (*s != NUL && !VIM_ISDIGIT(*s))
f = -1;
}
else if (STRCMP(buf, "best") == 0)
f = SPS_BEST;
else if (STRCMP(buf, "fast") == 0)
f = SPS_FAST;
else if (STRCMP(buf, "double") == 0)
f = SPS_DOUBLE;
else if (STRNCMP(buf, "expr:", 5) != 0
&& STRNCMP(buf, "file:", 5) != 0)
f = -1;
if (f == -1 || (sps_flags != 0 && f != 0))
{
sps_flags = SPS_BEST;
sps_limit = 9999;
return FAIL;
}
if (f != 0)
sps_flags = f;
}
if (sps_flags == 0)
sps_flags = SPS_BEST;
return OK;
} | 0 |
net-snmp | 5f881d3bf24599b90d67a45cae7a3eb099cd71c9 | NOT_APPLICABLE | NOT_APPLICABLE | usm_session_init(netsnmp_session *in_session, netsnmp_session *session)
{
char *cp;
size_t i;
if (in_session->securityAuthProtoLen > 0) {
session->securityAuthProto =
snmp_duplicate_objid(in_session->securityAuthProto,
in_session->securityAuthProtoLen);
if (session->securityAuthProto == NULL) {
in_session->s_snmp_errno = SNMPERR_MALLOC;
return SNMPERR_MALLOC;
}
} else if (get_default_authtype(&i) != NULL) {
session->securityAuthProto =
snmp_duplicate_objid(get_default_authtype(NULL), i);
session->securityAuthProtoLen = i;
}
if (in_session->securityPrivProtoLen > 0) {
session->securityPrivProto =
snmp_duplicate_objid(in_session->securityPrivProto,
in_session->securityPrivProtoLen);
if (session->securityPrivProto == NULL) {
in_session->s_snmp_errno = SNMPERR_MALLOC;
return SNMPERR_MALLOC;
}
} else if (get_default_privtype(&i) != NULL) {
session->securityPrivProto =
snmp_duplicate_objid(get_default_privtype(NULL), i);
session->securityPrivProtoLen = i;
}
if ((in_session->securityAuthKeyLen <= 0) &&
((cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_AUTHMASTERKEY)))) {
size_t buflen = sizeof(session->securityAuthKey);
u_char *tmpp = session->securityAuthKey;
session->securityAuthKeyLen = 0;
/* it will be a hex string */
if (!snmp_hex_to_binary(&tmpp, &buflen,
&session->securityAuthKeyLen, 0, cp)) {
snmp_set_detail("error parsing authentication master key");
return SNMP_ERR_GENERR;
}
} else if ((in_session->securityAuthKeyLen <= 0) &&
((cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_AUTHPASSPHRASE)) ||
(cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_PASSPHRASE)))) {
session->securityAuthKeyLen = USM_AUTH_KU_LEN;
if (generate_Ku(session->securityAuthProto,
session->securityAuthProtoLen,
(u_char *) cp, strlen(cp),
session->securityAuthKey,
&session->securityAuthKeyLen) != SNMPERR_SUCCESS) {
snmp_set_detail
("Error generating a key (Ku) from the supplied authentication pass phrase.");
return SNMP_ERR_GENERR;
}
}
if ((in_session->securityPrivKeyLen <= 0) &&
((cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_PRIVMASTERKEY)))) {
size_t buflen = sizeof(session->securityPrivKey);
u_char *tmpp = session->securityPrivKey;
session->securityPrivKeyLen = 0;
/* it will be a hex string */
if (!snmp_hex_to_binary(&tmpp, &buflen,
&session->securityPrivKeyLen, 0, cp)) {
snmp_set_detail("error parsing encryption master key");
return SNMP_ERR_GENERR;
}
} else if ((in_session->securityPrivKeyLen <= 0) &&
((cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_PRIVPASSPHRASE)) ||
(cp = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_PASSPHRASE)))) {
session->securityPrivKeyLen = USM_PRIV_KU_LEN;
if (generate_Ku(session->securityAuthProto,
session->securityAuthProtoLen,
(u_char *) cp, strlen(cp),
session->securityPrivKey,
&session->securityPrivKeyLen) != SNMPERR_SUCCESS) {
snmp_set_detail
("Error generating a key (Ku) from the supplied privacy pass phrase.");
return SNMP_ERR_GENERR;
}
}
return SNMPERR_SUCCESS;
} | 0 |
Chrome | 5d78b84d39bd34bc9fce9d01c0dcd5a22a330d34 | NOT_APPLICABLE | NOT_APPLICABLE | void ClearResources() {
for (int i = 0; i < num_ui_resources_; i++)
ui_resources_[i] = nullptr;
}
| 0 |
Chrome | e89cfcb9090e8c98129ae9160c513f504db74599 | NOT_APPLICABLE | NOT_APPLICABLE | void BrowserOpenedWithExistingProfileNotificationObserver::Observe(
int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {
if (!automation_) {
delete this;
return;
}
if (type == chrome::NOTIFICATION_BROWSER_OPENED) {
new_window_id_ = ExtensionTabUtil::GetWindowId(
content::Source<Browser>(source).ptr());
} else if (type == content::NOTIFICATION_LOAD_STOP) {
NavigationController* controller =
content::Source<NavigationController>(source).ptr();
SessionTabHelper* session_tab_helper =
SessionTabHelper::FromWebContents(controller->GetWebContents());
int window_id = session_tab_helper ? session_tab_helper->window_id().id()
: -1;
if (window_id == new_window_id_ && --num_loads_ == 0) {
if (automation_) {
AutomationJSONReply(automation_, reply_message_.release())
.SendSuccess(NULL);
}
delete this;
}
} else {
NOTREACHED();
}
}
| 0 |
vim | 2f074f4685897ab7212e25931eeeb0212292829f | NOT_APPLICABLE | NOT_APPLICABLE | bck_word(long count, int bigword, int stop)
{
int sclass; // starting class
curwin->w_cursor.coladd = 0;
cls_bigword = bigword;
while (--count >= 0)
{
#ifdef FEAT_FOLDING
// When inside a range of folded lines, move to the first char of the
// first line.
if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, NULL))
curwin->w_cursor.col = 0;
#endif
sclass = cls();
if (dec_cursor() == -1) // started at start of file
return FAIL;
if (!stop || sclass == cls() || sclass == 0)
{
/*
* Skip white space before the word.
* Stop on an empty line.
*/
while (cls() == 0)
{
if (curwin->w_cursor.col == 0
&& LINEEMPTY(curwin->w_cursor.lnum))
goto finished;
if (dec_cursor() == -1) // hit start of file, stop here
return OK;
}
/*
* Move backward to start of this word.
*/
if (skip_chars(cls(), BACKWARD))
return OK;
}
inc_cursor(); // overshot - forward one
finished:
stop = FALSE;
}
return OK;
} | 0 |
trafficserver | d3f36f79820ea10c26573c742b1bbc370c351716 | NOT_APPLICABLE | NOT_APPLICABLE | SSLNetVConnection::protocol_contains(std::string_view prefix) const
{
const char *retval = nullptr;
std::string_view tag = map_tls_protocol_to_tag(getSSLProtocol());
if (prefix.size() <= tag.size() && strncmp(tag.data(), prefix.data(), prefix.size()) == 0) {
retval = tag.data();
} else {
retval = super::protocol_contains(prefix);
}
return retval;
} | 0 |
nedmalloc | 2965eca30c408c13473c4146a9d47d547d288db1 | NOT_APPLICABLE | NOT_APPLICABLE | int nedpmalloc_trim(nedpool *p, size_t pad) THROWSPEC
{
int n, ret=0;
if(!p) { p=&syspool; if(!syspool.threads) InitPool(&syspool, 0, -1); }
for(n=0; p->m[n]; n++)
{
#if USE_ALLOCATOR==1
ret+=mspace_trim(p->m[n], pad);
#endif
}
return ret;
}
| 0 |
squid | fd68382860633aca92065e6c343cfd1b12b126e7 | NOT_APPLICABLE | NOT_APPLICABLE | ClientHttpRequest::updateCounters()
{
clientUpdateStatCounters(logType);
if (request->errType != ERR_NONE)
++ statCounter.client_http.errors;
clientUpdateStatHistCounters(logType,
tvSubMsec(al->cache.start_time, current_time));
clientUpdateHierCounters(&request->hier);
} | 0 |
bootstrap-dht | bbc0b7191e3f48461ca6e5b1b34bdf4b3f1e79a9 | NOT_APPLICABLE | NOT_APPLICABLE | lazy_entry* lazy_entry::list_append()
{
TORRENT_ASSERT(m_type == list_t);
TORRENT_ASSERT(m_size <= m_capacity);
if (m_capacity == 0)
{
int capacity = lazy_entry_list_init;
m_data.list = new (std::nothrow) lazy_entry[capacity];
if (m_data.list == 0) return 0;
m_capacity = capacity;
}
else if (m_size == m_capacity)
{
int capacity = m_capacity * lazy_entry_grow_factor / 100;
lazy_entry* tmp = new (std::nothrow) lazy_entry[capacity];
if (tmp == 0) return 0;
std::memcpy(tmp, m_data.list, sizeof(lazy_entry) * m_size);
for (int i = 0; i < int(m_size); ++i) m_data.list[i].release();
delete[] m_data.list;
m_data.list = tmp;
m_capacity = capacity;
}
TORRENT_ASSERT(m_size < m_capacity);
return m_data.list + (m_size++);
} | 0 |
linux-stable | dd42bf1197144ede075a9d4793123f7689e164bc | NOT_APPLICABLE | NOT_APPLICABLE | static struct tty_ldisc_ops *get_ldops(int disc)
{
unsigned long flags;
struct tty_ldisc_ops *ldops, *ret;
raw_spin_lock_irqsave(&tty_ldiscs_lock, flags);
ret = ERR_PTR(-EINVAL);
ldops = tty_ldiscs[disc];
if (ldops) {
ret = ERR_PTR(-EAGAIN);
if (try_module_get(ldops->owner)) {
ldops->refcount++;
ret = ldops;
}
}
raw_spin_unlock_irqrestore(&tty_ldiscs_lock, flags);
return ret;
} | 0 |
linux | 2811ebac2521ceac84f2bdae402455baa6a7fb47 | NOT_APPLICABLE | NOT_APPLICABLE | static inline struct ipv6_opt_hdr *ip6_opt_dup(struct ipv6_opt_hdr *src,
gfp_t gfp)
{
return src ? kmemdup(src, (src->hdrlen + 1) * 8, gfp) : NULL;
}
| 0 |
oniguruma | ddbf55698b5f7ffdfa737b0b8e0079af1fdd7cb1 | NOT_APPLICABLE | NOT_APPLICABLE | node_new_ctype(int type, int not)
{
Node* node = node_new();
CHECK_NULL_RETURN(node);
SET_NODE_TYPE(node, NODE_CTYPE);
CTYPE_(node)->ctype = type;
CTYPE_(node)->not = not;
return node;
} | 0 |
linux | b86e33075ed1909d8002745b56ecf73b833db143 | NOT_APPLICABLE | NOT_APPLICABLE | void f2fs_invalidate_page(struct page *page, unsigned int offset,
unsigned int length)
{
struct inode *inode = page->mapping->host;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
if (inode->i_ino >= F2FS_ROOT_INO(sbi) &&
(offset % PAGE_SIZE || length != PAGE_SIZE))
return;
if (PageDirty(page)) {
if (inode->i_ino == F2FS_META_INO(sbi)) {
dec_page_count(sbi, F2FS_DIRTY_META);
} else if (inode->i_ino == F2FS_NODE_INO(sbi)) {
dec_page_count(sbi, F2FS_DIRTY_NODES);
} else {
inode_dec_dirty_pages(inode);
remove_dirty_inode(inode);
}
}
/* This is atomic written page, keep Private */
if (IS_ATOMIC_WRITTEN_PAGE(page))
return;
set_page_private(page, 0);
ClearPagePrivate(page);
}
| 0 |
radare2 | 04edfa82c1f3fa2bc3621ccdad2f93bdbf00e4f9 | NOT_APPLICABLE | NOT_APPLICABLE | bool test_r_str_bool(void) {
const char* one = r_str_bool(1);
const char* zero = r_str_bool(0);
const char* fifty = r_str_bool(50);
const char* negative = r_str_bool(-1);
mu_assert_streq (one, "true", "one");
mu_assert_streq (zero, "false", "zero");
mu_assert_streq (fifty, "true", "large positive value");
mu_assert_streq (negative, "true", "negative number");
mu_end;
} | 0 |
bro | 6c0f101a62489b1c5927b4ed63b0e1d37db40282 | NOT_APPLICABLE | NOT_APPLICABLE | int ContentLine_Analyzer::HasPartialLine() const
{
return buf && offset > 0;
} | 0 |
Chrome | eb4d5d9ab41449b79fcf6f84d8983be2b12bd490 | NOT_APPLICABLE | NOT_APPLICABLE | void ContainerNode::removeDetachedChildrenInContainer(ContainerNode& container)
{
Node* head = nullptr;
Node* tail = nullptr;
addChildNodesToDeletionQueue(head, tail, container);
Node* n;
Node* next;
while (head) {
n = head;
ASSERT_WITH_SECURITY_IMPLICATION(n->m_deletionHasBegun);
next = n->nextSibling();
n->setNextSibling(nullptr);
head = next;
if (!next)
tail = nullptr;
if (n->hasChildren())
addChildNodesToDeletionQueue(head, tail, toContainerNode(*n));
delete n;
}
}
| 0 |
openssl | f48b83b4fb7d6689584cf25f61ca63a4891f5b11 | NOT_APPLICABLE | NOT_APPLICABLE | int X509_verify_cert(X509_STORE_CTX *ctx)
{
X509 *x, *xtmp, *xtmp2, *chain_ss = NULL;
int bad_chain = 0;
X509_VERIFY_PARAM *param = ctx->param;
int depth, i, ok = 0;
int num, j, retry;
int (*cb) (int xok, X509_STORE_CTX *xctx);
STACK_OF(X509) *sktmp = NULL;
if (ctx->cert == NULL) {
X509err(X509_F_X509_VERIFY_CERT, X509_R_NO_CERT_SET_FOR_US_TO_VERIFY);
return -1;
}
cb = ctx->verify_cb;
/*
* first we make sure the chain we are going to build is present and that
* the first entry is in place
*/
if (ctx->chain == NULL) {
if (((ctx->chain = sk_X509_new_null()) == NULL) ||
(!sk_X509_push(ctx->chain, ctx->cert))) {
X509err(X509_F_X509_VERIFY_CERT, ERR_R_MALLOC_FAILURE);
goto end;
}
CRYPTO_add(&ctx->cert->references, 1, CRYPTO_LOCK_X509);
ctx->last_untrusted = 1;
}
/* We use a temporary STACK so we can chop and hack at it */
if (ctx->untrusted != NULL
&& (sktmp = sk_X509_dup(ctx->untrusted)) == NULL) {
X509err(X509_F_X509_VERIFY_CERT, ERR_R_MALLOC_FAILURE);
goto end;
}
num = sk_X509_num(ctx->chain);
x = sk_X509_value(ctx->chain, num - 1);
depth = param->depth;
for (;;) {
/* If we have enough, we break */
if (depth < num)
break; /* FIXME: If this happens, we should take
* note of it and, if appropriate, use the
* X509_V_ERR_CERT_CHAIN_TOO_LONG error code
* later. */
/* If we are self signed, we break */
if (cert_self_signed(x))
break;
/*
* If asked see if we can find issuer in trusted store first
*/
if (ctx->param->flags & X509_V_FLAG_TRUSTED_FIRST) {
ok = ctx->get_issuer(&xtmp, ctx, x);
if (ok < 0)
return ok;
/*
* If successful for now free up cert so it will be picked up
* again later.
*/
if (ok > 0) {
X509_free(xtmp);
break;
}
}
/* If we were passed a cert chain, use it first */
if (ctx->untrusted != NULL) {
xtmp = find_issuer(ctx, sktmp, x);
if (xtmp != NULL) {
if (!sk_X509_push(ctx->chain, xtmp)) {
X509err(X509_F_X509_VERIFY_CERT, ERR_R_MALLOC_FAILURE);
goto end;
}
CRYPTO_add(&xtmp->references, 1, CRYPTO_LOCK_X509);
(void)sk_X509_delete_ptr(sktmp, xtmp);
ctx->last_untrusted++;
x = xtmp;
num++;
/*
* reparse the full chain for the next one
*/
continue;
}
}
break;
}
/* Remember how many untrusted certs we have */
j = num;
/*
* at this point, chain should contain a list of untrusted certificates.
* We now need to add at least one trusted one, if possible, otherwise we
* complain.
*/
do {
/*
* Examine last certificate in chain and see if it is self signed.
*/
i = sk_X509_num(ctx->chain);
x = sk_X509_value(ctx->chain, i - 1);
if (cert_self_signed(x)) {
/* we have a self signed certificate */
if (sk_X509_num(ctx->chain) == 1) {
/*
* We have a single self signed certificate: see if we can
* find it in the store. We must have an exact match to avoid
* possible impersonation.
*/
ok = ctx->get_issuer(&xtmp, ctx, x);
if ((ok <= 0) || X509_cmp(x, xtmp)) {
ctx->error = X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT;
ctx->current_cert = x;
ctx->error_depth = i - 1;
if (ok == 1)
X509_free(xtmp);
bad_chain = 1;
ok = cb(0, ctx);
if (!ok)
goto end;
} else {
/*
* We have a match: replace certificate with store
* version so we get any trust settings.
*/
X509_free(x);
x = xtmp;
(void)sk_X509_set(ctx->chain, i - 1, x);
ctx->last_untrusted = 0;
}
} else {
/*
* extract and save self signed certificate for later use
*/
chain_ss = sk_X509_pop(ctx->chain);
ctx->last_untrusted--;
num--;
j--;
x = sk_X509_value(ctx->chain, num - 1);
}
}
/* We now lookup certs from the certificate store */
for (;;) {
/* If we have enough, we break */
if (depth < num)
break;
/* If we are self signed, we break */
if (cert_self_signed(x))
break;
ok = ctx->get_issuer(&xtmp, ctx, x);
if (ok < 0)
return ok;
if (ok == 0)
break;
x = xtmp;
if (!sk_X509_push(ctx->chain, x)) {
X509_free(xtmp);
X509err(X509_F_X509_VERIFY_CERT, ERR_R_MALLOC_FAILURE);
return 0;
}
num++;
}
/* we now have our chain, lets check it... */
i = check_trust(ctx);
/* If explicitly rejected error */
if (i == X509_TRUST_REJECTED)
goto end;
/*
* If it's not explicitly trusted then check if there is an alternative
* chain that could be used. We only do this if we haven't already
* checked via TRUSTED_FIRST and the user hasn't switched off alternate
* chain checking
*/
retry = 0;
if (i != X509_TRUST_TRUSTED
&& !(ctx->param->flags & X509_V_FLAG_TRUSTED_FIRST)
&& !(ctx->param->flags & X509_V_FLAG_NO_ALT_CHAINS)) {
while (j-- > 1) {
STACK_OF(X509) *chtmp = ctx->chain;
xtmp2 = sk_X509_value(ctx->chain, j - 1);
/*
* Temporarily set chain to NULL so we don't discount
* duplicates: the same certificate could be an untrusted
* CA found in the trusted store.
*/
ctx->chain = NULL;
ok = ctx->get_issuer(&xtmp, ctx, xtmp2);
ctx->chain = chtmp;
if (ok < 0)
goto end;
/* Check if we found an alternate chain */
if (ok > 0) {
/*
* Free up the found cert we'll add it again later
*/
X509_free(xtmp);
/*
* Dump all the certs above this point - we've found an
* alternate chain
*/
while (num > j) {
xtmp = sk_X509_pop(ctx->chain);
X509_free(xtmp);
num--;
ctx->last_untrusted--;
}
retry = 1;
break;
}
}
}
} while (retry);
/*
* If not explicitly trusted then indicate error unless it's a single
* self signed certificate in which case we've indicated an error already
* and set bad_chain == 1
*/
if (i != X509_TRUST_TRUSTED && !bad_chain) {
if ((chain_ss == NULL) || !ctx->check_issued(ctx, x, chain_ss)) {
if (ctx->last_untrusted >= num)
ctx->error = X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY;
else
ctx->error = X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT;
ctx->current_cert = x;
} else {
sk_X509_push(ctx->chain, chain_ss);
num++;
ctx->last_untrusted = num;
ctx->current_cert = chain_ss;
ctx->error = X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN;
chain_ss = NULL;
}
ctx->error_depth = num - 1;
bad_chain = 1;
ok = cb(0, ctx);
if (!ok)
goto end;
}
/* We have the chain complete: now we need to check its purpose */
ok = check_chain_extensions(ctx);
if (!ok)
goto end;
/* Check name constraints */
ok = check_name_constraints(ctx);
if (!ok)
goto end;
ok = check_id(ctx);
if (!ok)
goto end;
/* We may as well copy down any DSA parameters that are required */
X509_get_pubkey_parameters(NULL, ctx->chain);
/*
* Check revocation status: we do this after copying parameters because
* they may be needed for CRL signature verification.
*/
ok = ctx->check_revocation(ctx);
if (!ok)
goto end;
i = X509_chain_check_suiteb(&ctx->error_depth, NULL, ctx->chain,
ctx->param->flags);
if (i != X509_V_OK) {
ctx->error = i;
ctx->current_cert = sk_X509_value(ctx->chain, ctx->error_depth);
ok = cb(0, ctx);
if (!ok)
goto end;
}
/* At this point, we have a chain and need to verify it */
if (ctx->verify != NULL)
ok = ctx->verify(ctx);
else
ok = internal_verify(ctx);
if (!ok)
goto end;
/* RFC 3779 path validation, now that CRL check has been done */
ok = v3_asid_validate_path(ctx);
if (!ok)
goto end;
ok = v3_addr_validate_path(ctx);
if (!ok)
goto end;
/* If we get this far evaluate policies */
if (!bad_chain && (ctx->param->flags & X509_V_FLAG_POLICY_CHECK))
ok = ctx->check_policy(ctx);
if (ok)
goto done;
end:
X509_get_pubkey_parameters(NULL, ctx->chain);
done:
sk_X509_free(sktmp);
X509_free(chain_ss);
return ok;
}
| 0 |
Chrome | 58ffd25567098d8ce9443b7c977382929d163b3d | NOT_APPLICABLE | NOT_APPLICABLE | void GraphicsContext::clipConvexPolygon(size_t numPoints, const FloatPoint* points, bool antialiased)
{
if (paintingDisabled())
return;
if (numPoints <= 1)
return;
SkPath path;
if (!isPathSkiaSafe(getCTM(), path))
return;
setPathFromConvexPoints(&path, numPoints, points);
if (antialiased)
platformContext()->clipPathAntiAliased(path);
else
platformContext()->canvas()->clipPath(path);
}
| 0 |
linux | 5f00110f7273f9ff04ac69a5f85bb535a4fd0987 | NOT_APPLICABLE | NOT_APPLICABLE | static unsigned long shmem_default_max_blocks(void)
{
return totalram_pages / 2;
}
| 0 |
ghostscript | 5008105780c0b0182ea6eda83ad5598f225be3ee | NOT_APPLICABLE | NOT_APPLICABLE | static int listlength(js_Ast *list)
{
int n = 0;
while (list) ++n, list = list->b;
return n;
}
| 0 |
linux | 294f2fc6da27620a506e6c050241655459ccd6bd | NOT_APPLICABLE | NOT_APPLICABLE | static int transfer_reference_state(struct bpf_func_state *dst,
struct bpf_func_state *src)
{
int err = realloc_reference_state(dst, src->acquired_refs, false);
if (err)
return err;
err = copy_reference_state(dst, src);
if (err)
return err;
return 0;
} | 0 |
Chrome | 5f8761dd073c4ddd3b5aea8d95a2717e7b6e36e5 | NOT_APPLICABLE | NOT_APPLICABLE | void GLClearFramebufferTest::DrawQuad() {
glDrawArrays(GL_TRIANGLES, 0, 6);
}
| 0 |
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