diff options
-rw-r--r-- | ConfigureChecks.cmake | 2 | ||||
-rw-r--r-- | config.h.cmake | 3 | ||||
-rw-r--r-- | src/misc.c | 2 |
3 files changed, 7 insertions, 0 deletions
diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake index f495faf0..fc42d982 100644 --- a/ConfigureChecks.cmake +++ b/ConfigureChecks.cmake @@ -180,6 +180,8 @@ if (WIN32) check_function_exists(_strtoui64 HAVE__STRTOUI64) set(HAVE_SELECT TRUE) + + check_symbol_exists(SecureZeroMemory "windows.h" HAVE_SECURE_ZERO_MEMORY) else (WIN32) check_function_exists(poll HAVE_POLL) check_function_exists(select HAVE_SELECT) diff --git a/config.h.cmake b/config.h.cmake index dea776ed..3a14b450 100644 --- a/config.h.cmake +++ b/config.h.cmake @@ -166,6 +166,9 @@ /* Define to 1 if you have the `memset_s' function. */ #cmakedefine HAVE_MEMSET_S 1 +/* Define to 1 if you have the `SecureZeroMemory' function. */ +#cmakedefine HAVE_SECURE_ZERO_MEMORY 1 + /*************************** LIBRARIES ***************************/ /* Define to 1 if you have the `crypto' library (-lcrypto). */ @@ -1057,6 +1057,8 @@ void explicit_bzero(void *s, size_t n) { #if defined(HAVE_MEMSET_S) memset_s(s, n, '\0', n); +#elif defined(HAVE_SECURE_ZERO_MEMORY) + SecureZeroMemory(s, n); #else memset(s, '\0', n); #if defined(HAVE_GCC_VOLATILE_MEMORY_PROTECTION) |