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Changed mz_stream_mem_read to use size_t; changed boundareis check to be suitable for size_t

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piggie 2026-06-30 21:19:37 +05:00
parent 051bf8c38e
commit 1bc5c69413
1 changed files with 8 additions and 4 deletions
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12
mz_strm_mem.c
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@ -103,17 +103,21 @@ int32_t mz_stream_mem_is_open(void *stream) {
return MZ_OK;
}
int32_t mz_stream_mem_read(void *stream, void *buf, int32_t size) {
int32_t mz_stream_mem_read(void *stream, void *buf, size_t size) {
mz_stream_mem *mem = (mz_stream_mem *)stream;
if (size == 0)
return 0;
if (mem->size < mem->position)
return 0;
if (size > mem->size - mem->position)
size = mem->size - mem->position;
if (mem->position + size > mem->limit)
size = mem->limit - mem->position;
if (size <= 0)
return 0;
memcpy(buf, mem->buffer + mem->position, size);
mem->position += size;