Add fz_calloc function to check for integer overflow when allocating arrays, and change the signature of fz_realloc to match.

1 files changed, 3 insertions, 2 deletions

diff --git a/fitz/fitz.h b/fitz/fitz.h
index 64a0cd36..fcedbebe 100644
--- a/fitz/fitz.h
+++ b/fitz/fitz.h
@@ -133,8 +133,9 @@ void fz_catchimpx(fz_error cause, char *fmt, ...) __printflike(2, 3);
 #define CLAMP(x,a,b) ( (x) > (b) ? (b) : ( (x) < (a) ? (a) : (x) ) )
 
 /* memory allocation */
-void *fz_malloc(int n);
-void *fz_realloc(void *p, int n);
+void *fz_malloc(int size);
+void *fz_calloc(int count, int size);
+void *fz_realloc(void *p, int count, int size);
 void fz_free(void *p);
 char *fz_strdup(char *s);