engines/dasync: add explaining comments about AES-128-CBC-HMAC-SHA1

[openssl.git] / e_os.h

diff --git a/e_os.h b/e_os.h
index 8991e6202f6bac083d1b4ade78b3978ff06dc7c9..8e6efa9616cfa97734e3bebff699ceca49202e3c 100644 (file)
--- a/e_os.h
+++ b/e_os.h
@@ -49,6 +49,7 @@
 
 # define get_last_sys_error()    errno
 # define clear_sys_error()       errno=0
+# define set_sys_error(e)        errno=(e)
 
 /********************************************************************
  The Microsoft section
@@ -66,8 +67,10 @@
 # ifdef WIN32
 #  undef get_last_sys_error
 #  undef clear_sys_error
+#  undef set_sys_error
 #  define get_last_sys_error()    GetLastError()
 #  define clear_sys_error()       SetLastError(0)
+#  define set_sys_error(e)        SetLastError(e)
 #  if !defined(WINNT)
 #   define WIN_CONSOLE_BUG
 #  endif
@@ -317,8 +320,15 @@ struct servent *getservbyname(const char *name, const char *proto);
 # endif
 /* end vxworks */
 
-#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
-# define CRYPTO_memcmp memcmp
-#endif
+# ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
+#  define CRYPTO_memcmp memcmp
+# endif
 
+/* unistd.h defines _POSIX_VERSION */
+# if !defined(OPENSSL_NO_SECURE_MEMORY) && defined(OPENSSL_SYS_UNIX) \
+     && ( (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L)      \
+          || defined(__sun) || defined(__hpux) || defined(__sgi)      \
+          || defined(__osf__) )
+#  define OPENSSL_SECURE_MEMORY  /* secure memory is implemented */
+# endif
 #endif