Split keypair handling out into its own file - it had already appeared

in multiple locations.

ok beck@

1 files changed, 36 insertions, 1 deletions

diff --git a/src/lib/libtls/tls_util.c b/src/lib/libtls/tls_util.c
index f9df287ca8..06b60597af 100644
--- a/src/lib/libtls/tls_util.c
+++ b/src/lib/libtls/tls_util.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tls_util.c,v 1.10 2018/02/05 00:52:24 jsing Exp $ */
+/* $OpenBSD: tls_util.c,v 1.11 2018/02/08 05:56:49 jsing Exp $ */
 /*
  * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
  * Copyright (c) 2015 Reyk Floeter <reyk@openbsd.org>
@@ -25,6 +25,41 @@
 #include "tls.h"
 #include "tls_internal.h"
 
+static void *
+memdup(const void *in, size_t len)
+{
+        void *out;
+
+        if ((out = malloc(len)) == NULL)
+                return NULL;
+        memcpy(out, in, len);
+        return out;
+}
+
+int
+tls_set_mem(char **dest, size_t *destlen, const void *src, size_t srclen)
+{
+        free(*dest);
+        *dest = NULL;
+        *destlen = 0;
+        if (src != NULL)
+                if ((*dest = memdup(src, srclen)) == NULL)
+                        return -1;
+        *destlen = srclen;
+        return 0;
+}
+
+int
+tls_set_string(const char **dest, const char *src)
+{
+        free((char *)*dest);
+        *dest = NULL;
+        if (src != NULL)
+                if ((*dest = strdup(src)) == NULL)
+                        return -1;
+        return 0;
+}
+
 /*
  * Extract the host and port from a colon separated value. For a literal IPv6
  * address the address must be contained with square braces. If a host and