Add initialize_tls_session_both() to reduce duplication.

diff --git a/src/connection.c b/src/connection.c
index 3602842b596486daef1ef8cbb07c030b3f28575b..291bbfae35e441b1eec4c660ac408fdafd7fd1f6 100644 (file)
--- a/src/connection.c
+++ b/src/connection.c
@@ -59,6 +59,10 @@ static int initialize_tls_session_client(int peer_socket,
 static int initialize_tls_session_server(int peer_socket,
         gnutls_session_t *session,
         gnutls_certificate_credentials_t *x509_cred);
+static int initialize_tls_session_both(int flags,
+        int peer_socket,
+        gnutls_session_t *session,
+        gnutls_certificate_credentials_t *x509_cred);
 
 static int fdopen_read_write(int socket, FILE **read_fd, FILE **write_fd);
 static int read_http_request(FILE *client_fd, char *request, size_t length);
@@ -432,37 +436,8 @@ static int initialize_tls_session_client(int peer_socket,
 
     gnutls_certificate_set_dh_params(*x509_cred, global_tls_dh_params);
 
-    result = gnutls_init(session, GNUTLS_SERVER);
-    if (result != GNUTLS_E_SUCCESS) {
-        LOG(ERROR,
-            "initialize_tls_session_client(): gnutls_init(): %s",
-            gnutls_strerror(result));
-        gnutls_certificate_free_credentials(*x509_cred);
-        return -1;
-    }
-    result = gnutls_priority_set(*session, global_tls_priority_cache);
-    if (result != GNUTLS_E_SUCCESS) {
-        LOG(ERROR,
-            "initialize_tls_session_client(): gnutls_priority_set(): %s",
-            gnutls_strerror(result));
-        gnutls_deinit(*session);
-        gnutls_certificate_free_credentials(*x509_cred);
-        return -1;
-    }
-    result = gnutls_credentials_set(*session,
-                                    GNUTLS_CRD_CERTIFICATE, *x509_cred);
-    if (result != GNUTLS_E_SUCCESS) {
-        LOG(ERROR,
-            "initialize_tls_session_client(): gnutls_credentials_set(): %s",
-            gnutls_strerror(result));
-        gnutls_deinit(*session);
-        gnutls_certificate_free_credentials(*x509_cred);
-        return -1;
-    }
-
-    gnutls_transport_set_ptr(*session, (gnutls_transport_ptr_t)peer_socket);
-
-    return 0;
+    return initialize_tls_session_both(GNUTLS_SERVER,
+                                       peer_socket, session, x509_cred);
 }
 static int initialize_tls_session_server(int peer_socket,
         gnutls_session_t *session,
@@ -478,10 +453,19 @@ static int initialize_tls_session_server(int peer_socket,
         return -1;
     }
 
-    result = gnutls_init(session, GNUTLS_CLIENT);
+    return initialize_tls_session_both(GNUTLS_CLIENT,
+                                       peer_socket, session, x509_cred);
+}
+static int initialize_tls_session_both(int flags,
+        int peer_socket,
+        gnutls_session_t *session,
+        gnutls_certificate_credentials_t *x509_cred) {
+    int result;
+
+    result = gnutls_init(session, flags);
     if (result != GNUTLS_E_SUCCESS) {
         LOG(ERROR,
-            "initialize_tls_session_server(): gnutls_init(): %s",
+            "initialize_tls_session_both(): gnutls_init(): %s",
             gnutls_strerror(result));
         gnutls_certificate_free_credentials(*x509_cred);
         return -1;
@@ -489,7 +473,7 @@ static int initialize_tls_session_server(int peer_socket,
     result = gnutls_priority_set(*session, global_tls_priority_cache);
     if (result != GNUTLS_E_SUCCESS) {
         LOG(ERROR,
-            "initialize_tls_session_server(): gnutls_priority_set(): %s",
+            "initialize_tls_session_both(): gnutls_priority_set(): %s",
             gnutls_strerror(result));
         gnutls_deinit(*session);
         gnutls_certificate_free_credentials(*x509_cred);
@@ -499,7 +483,7 @@ static int initialize_tls_session_server(int peer_socket,
                                     GNUTLS_CRD_CERTIFICATE, *x509_cred);
     if (result != GNUTLS_E_SUCCESS) {
         LOG(ERROR,
-            "initialize_tls_session_server(): gnutls_credentials_set(): %s",
+            "initialize_tls_session_both(): gnutls_credentials_set(): %s",
             gnutls_strerror(result));
         gnutls_deinit(*session);
         gnutls_certificate_free_credentials(*x509_cred);