Allow tinc to be compiled without OpenSSL.

[tinc] / src / node.c

diff --git a/src/node.c b/src/node.c
index e97bfaf..71f55b8 100644 (file)
--- a/src/node.c
+++ b/src/node.c
@@ -30,7 +30,7 @@
 #include "utils.h"
 #include "xalloc.h"
 
-static digest_t *sha256;
+#include "ed25519/sha512.h"
 
 splay_tree_t *node_tree;
 static splay_tree_t *node_id_tree;
@@ -48,8 +48,6 @@ static int node_id_compare(const node_t *a, const node_t *b) {
 }
 
 void init_nodes(void) {
-       sha256 = digest_open_by_name("sha256", sizeof(node_id_t));
-
        node_tree = splay_alloc_tree((splay_compare_t) node_compare, (splay_action_t) free_node);
        node_id_tree = splay_alloc_tree((splay_compare_t) node_id_compare, NULL);
        node_udp_cache = hash_alloc(0x100, sizeof(sockaddr_t));
@@ -61,8 +59,6 @@ void exit_nodes(void) {
        hash_free(node_udp_cache);
        splay_delete_tree(node_id_tree);
        splay_delete_tree(node_tree);
-
-       digest_close(sha256);
 }
 
 node_t *new_node(void) {
@@ -86,10 +82,12 @@ void free_node(node_t *n) {
 
        sockaddrfree(&n->address);
 
+#ifndef DISABLE_LEGACY
        cipher_close(n->incipher);
        digest_close(n->indigest);
        cipher_close(n->outcipher);
        digest_close(n->outdigest);
+#endif
 
        ecdsa_free(n->ecdsa);
        sptps_stop(&n->sptps);
@@ -109,7 +107,9 @@ void free_node(node_t *n) {
 }
 
 void node_add(node_t *n) {
-       digest_create(sha256, n->name, strlen(n->name), &n->id);
+       unsigned char buf[64];
+       sha512(n->name, strlen(n->name),buf);
+       memcpy(&n->id, buf, sizeof n->id);
 
        splay_insert(node_tree, n);
        splay_insert(node_id_tree, n);
@@ -191,10 +191,15 @@ bool dump_nodes(connection_t *c) {
                        sprintf(id + 2 * c, "%02hhx", n->id.x[c]);
                id[sizeof id - 1] = 0;
                send_request(c, "%d %d %s %s %s %d %d %d %d %x %x %s %s %d %hd %hd %hd %ld", CONTROL, REQ_DUMP_NODES,
-                          n->name, id, n->hostname ?: "unknown port unknown", cipher_get_nid(n->outcipher),
-                          digest_get_nid(n->outdigest), (int)digest_length(n->outdigest), n->outcompression,
-                          n->options, bitfield_to_int(&n->status, sizeof n->status), n->nexthop ? n->nexthop->name : "-",
-                          n->via ? n->via->name ?: "-" : "-", n->distance, n->mtu, n->minmtu, n->maxmtu, (long)n->last_state_change);
+                          n->name, id, n->hostname ?: "unknown port unknown",
+#ifdef DISABLE_LEGACY
+                          0, 0, 0,
+#else
+                          cipher_get_nid(n->outcipher), digest_get_nid(n->outdigest), (int)digest_length(n->outdigest),
+#endif
+                          n->outcompression, n->options, bitfield_to_int(&n->status, sizeof n->status),
+                          n->nexthop ? n->nexthop->name : "-", n->via ? n->via->name ?: "-" : "-", n->distance,
+                          n->mtu, n->minmtu, n->maxmtu, (long)n->last_state_change);
        }
 
        return send_request(c, "%d %d", CONTROL, REQ_DUMP_NODES);