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-rw-r--r--common/mischelp.h12
1 files changed, 3 insertions, 9 deletions
diff --git a/common/mischelp.h b/common/mischelp.h
index 18ec96edf..bdee5a443 100644
--- a/common/mischelp.h
+++ b/common/mischelp.h
@@ -47,15 +47,9 @@ time_t timegm (struct tm *tm);
#define DIM(v) (sizeof(v)/sizeof((v)[0]))
#define DIMof(type,member) DIM(((type *)0)->member)
-/* To avoid that a compiler optimizes certain memset calls away, these
- macros may be used instead. */
-#define wipememory2(_ptr,_set,_len) do { \
- volatile char *_vptr=(volatile char *)(_ptr); \
- size_t _vlen=(_len); \
- while(_vlen) { *_vptr=(_set); _vptr++; _vlen--; } \
- } while(0)
-#define wipememory(_ptr,_len) wipememory2(_ptr,0,_len)
-
+/* To avoid that a compiler optimizes certain memset calls away,
+ wipememory function may be used instead. */
+void wipememory(void *ptr, size_t len);
/* Include hacks which are mainly required for Slowaris. */
#ifdef GNUPG_COMMON_NEED_AFLOCAL