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harness some malloc/calloc to use WebPSafeMalloc and WebPSafeCalloc

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quite a large security sweep.

Change-Id: If150dfbb46e6e9b56210473a109c8ad6ccd0cea4
This commit is contained in:
Pascal Massimino
2012-08-01 12:06:04 -07:00
parent a3c063c714
commit bff34ac1ca
15 changed files with 108 additions and 98 deletions
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8
src/dec/buffer.c
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@ -13,6 +13,7 @@
#include "./vp8i.h"
#include "./webpi.h"
#include "../utils/utils.h"
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
@ -95,14 +96,11 @@ static VP8StatusCode AllocateBuffer(WebPDecBuffer* const buffer) {
total_size = size + 2 * uv_size + a_size;
// Security/sanity checks
if (((size_t)total_size != total_size) || (total_size >= (1ULL << 40))) {
return VP8_STATUS_INVALID_PARAM;
}
buffer->private_memory = output = (uint8_t*)malloc((size_t)total_size);
output = (uint8_t*)WebPSafeMalloc(total_size, sizeof(*output));
if (output == NULL) {
return VP8_STATUS_OUT_OF_MEMORY;
}
buffer->private_memory = output;
if (!WebPIsRGBMode(mode)) { // YUVA initialization
WebPYUVABuffer* const buf = &buffer->u.YUVA;