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configure.ac: check for SecureZeroMemory for clear memory feature

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Marc Hoersken
2015-04-03 16:44:53 +02:00
parent 0340d4586e
commit 5a88a86fef
1 changed files with 6 additions and 1 deletions
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5
configure.ac
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@@ -142,6 +142,9 @@ if test "$found_crypto" = "none" && test "$use_wincng" != "no"; then
AC_CHECK_HEADERS([ntdef.h ntstatus.h], [], [], [ AC_CHECK_HEADERS([ntdef.h ntstatus.h], [], [], [
#include <windows.h> #include <windows.h>
]) ])
AC_CHECK_DECLS([SecureZeroMemory], [], [], [
#include <windows.h>
])
fi fi
if test "$ac_cv_libbcrypt" = "yes"; then if test "$ac_cv_libbcrypt" = "yes"; then
AC_DEFINE(LIBSSH2_WINCNG, 1, [Use Windows CNG]) AC_DEFINE(LIBSSH2_WINCNG, 1, [Use Windows CNG])
@@ -151,8 +154,10 @@ if test "$ac_cv_libbcrypt" = "yes"; then
LIBS="$LIBS -lcrypt32" LIBS="$LIBS -lcrypt32"
fi fi
found_crypto="Windows Cryptography API: Next Generation" found_crypto="Windows Cryptography API: Next Generation"
if test "$ac_cv_have_decl_SecureZeroMemory" = "yes"; then
support_clear_memory=yes support_clear_memory=yes
fi fi
fi
AM_CONDITIONAL(WINCNG, test "$ac_cv_libbcrypt" = "yes") AM_CONDITIONAL(WINCNG, test "$ac_cv_libbcrypt" = "yes")
# Check if crypto library was found # Check if crypto library was found