details: http://hg.nginx.org/njs/rev/b769c1037a57
branches:
changeset: 619:b769c1037a57
user: Dmitry Volyntsev <xeioex@nginx.com>
date: Wed Oct 03 15:38:19 2018 +0300
description:
Fixed default implementation for nxt_explicit_memzero().

Thanks to David CARLIER.

diffstat:

nxt/nxt_string.h | 12 ++++++++++--
1 files changed, 10 insertions(+), 2 deletions(-)

diffs (22 lines):

diff -r 26ebe2b71708 -r b769c1037a57 nxt/nxt_string.h
--- a/nxt/nxt_string.h Wed Oct 03 15:36:36 2018 +0300
+++ b/nxt/nxt_string.h Wed Oct 03 15:38:19 2018 +0300
@@ -57,8 +57,16 @@ nxt_upper_case(u_char c)
#define nxt_explicit_memzero(buf, length) \
(void) (explicit_memset(buf, 0, length))
#else
-#define nxt_explicit_memzero(buf, length) \
- nxt_memzero(buf, length)
+nxt_inline void
+nxt_explicit_memzero(u_char *buf, size_t length)
+{
+ volatile u_char *p = (volatile u_char *) buf;
+
+ while (length != 0) {
+ *p++ = 0;
+ length--;
+ }
+}
#endif


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