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fix buffer overflow for YCbCr histograms

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wiredfool 2013-03-14 16:36:51 -07:00
parent 9e3ca1fdb2
commit 66965b6bb4
1 changed files with 4 additions and 2 deletions
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6
libImaging/Imaging.h
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@ -72,10 +72,12 @@ typedef struct ImagingPaletteInstance* ImagingPalette;
#define IMAGING_TYPE_FLOAT32 2 #define IMAGING_TYPE_FLOAT32 2
#define IMAGING_TYPE_SPECIAL 3 /* check mode for details */ #define IMAGING_TYPE_SPECIAL 3 /* check mode for details */
#define IMAGING_MODE_LENGTH 6+1 /* Band names ("1", "L", "P", "RGB", "RGBA", "CMYK", "YCbCr", "BGR;xy") */
struct ImagingMemoryInstance { struct ImagingMemoryInstance {
/* Format */ /* Format */
char mode[6+1]; /* Band names ("1", "L", "P", "RGB", "RGBA", "CMYK", "YCbCr", "BGR;xy") */ char mode[IMAGING_MODE_LENGTH]; /* Band names ("1", "L", "P", "RGB", "RGBA", "CMYK", "YCbCr", "BGR;xy") */
int type; /* Data type (IMAGING_TYPE_*) */ int type; /* Data type (IMAGING_TYPE_*) */
int depth; /* Depth (ignored in this version) */ int depth; /* Depth (ignored in this version) */
int bands; /* Number of bands (1, 2, 3, or 4) */ int bands; /* Number of bands (1, 2, 3, or 4) */
@ -127,7 +129,7 @@ struct ImagingAccessInstance {
struct ImagingHistogramInstance { struct ImagingHistogramInstance {
/* Format */ /* Format */
char mode[4+1]; /* Band names (of corresponding source image) */ char mode[IMAGING_MODE_LENGTH]; /* Band names (of corresponding source image) */
int bands; /* Number of bands (1, 3, or 4) */ int bands; /* Number of bands (1, 3, or 4) */
/* Data */ /* Data */