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imageio/*dec,Read*: add input parameter checks

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Change-Id: I5e069d6ea4da9d8c71be03ef99aad679dd1aad21
This commit is contained in:
James Zern
2016-10-13 03:43:50 +00:00
parent 4eb5df28d1
commit 2a2773ea29
5 changed files with 14 additions and 3 deletions
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9
imageio/tiffdec.c
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@@ -120,15 +120,18 @@ int ReadTIFF(const uint8_t* const data, size_t data_size,
WebPPicture* const pic, int keep_alpha,
Metadata* const metadata) {
MyData my_data = { data, (toff_t)data_size, 0 };
TIFF* const tif = TIFFClientOpen("Memory", "r", &my_data,
MyRead, MyRead, MySeek, MyClose,
MySize, MyMapFile, MyUnmapFile);
TIFF* tif;
uint32 width, height;
uint32* raster;
int64_t alloc_size;
int ok = 0;
tdir_t dircount;
if (data == NULL || data_size == 0 || pic == NULL) return 0;
tif = TIFFClientOpen("Memory", "r", &my_data,
MyRead, MyRead, MySeek, MyClose,
MySize, MyMapFile, MyUnmapFile);
if (tif == NULL) {
fprintf(stderr, "Error! Cannot parse TIFF file\n");
return 0;