#define RESERVE_SIZE (((HDR_SIZE + (ALIGN_SIZE-1)) \
/ ALIGN_SIZE ) * ALIGN_SIZE)
+#define MAX_SIZE_T ((size_t)-1)
#define CLIENT_2_HDR(a) ((MEMHDR *) (((char *) (a)) - RESERVE_SIZE))
#define HDR_2_CLIENT(a) ((void *) (((char *) (a)) + RESERVE_SIZE))
/**
* xmlMallocAtomicLoc:
- * @size: an int specifying the size in byte to allocate.
+ * @size: an unsigned int specifying the size in byte to allocate.
* @file: the file name or NULL
* @line: the line number
*
TEST_POINT
+ if (size > (MAX_SIZE_T - RESERVE_SIZE)) {
+ xmlGenericError(xmlGenericErrorContext,
+ "xmlMallocAtomicLoc : Unsigned overflow prevented\n");
+ xmlMemoryDump();
+ return(NULL);
+ }
+
p = (MEMHDR *) malloc(RESERVE_SIZE+size);
if (!p) {
xmlGenericError(xmlGenericErrorContext,
- "xmlMallocLoc : Out of free space\n");
+ "xmlMallocAtomicLoc : Out of free space\n");
xmlMemoryDump();
return(NULL);
}