Add options support for setting and getting HMAC algorithms

BUG: https://red.libssh.org/issues/91

Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/src/wrapper.c b/src/wrapper.c
index c8dab5a8..f2f0b6ad 100644
--- a/src/wrapper.c
+++ b/src/wrapper.c
@@ -78,6 +78,16 @@ size_t hmac_digest_len(enum ssh_hmac_e type) {
   }
 }
 
+const char *ssh_hmac_type_to_string(enum ssh_hmac_e hmac_type)
+{
+  int i = 0;
+  struct ssh_hmac_struct *ssh_hmactab = ssh_get_hmactab();
+  while (ssh_hmactab[i].name && (ssh_hmactab[i].hmac_type != hmac_type)) {
+    i++;
+  }
+  return ssh_hmactab[i].name;
+}
+
 /* it allocates a new cipher structure based on its offset into the global table */
 static struct ssh_cipher_struct *cipher_new(int offset) {
   struct ssh_cipher_struct *cipher = NULL;