along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: protocol_auth.c,v 1.1.4.16 2002/09/09 21:24:45 guus Exp $
+ $Id: protocol_auth.c,v 1.1.4.19 2003/01/17 00:37:20 guus Exp $
*/
#include "config.h"
#include "system.h"
-int send_id(connection_t * c)
+int send_id(connection_t *c)
{
cp();
myself->connection->protocol_version);
}
-int id_h(connection_t * c)
+int id_h(connection_t *c)
{
char name[MAX_STRING_SIZE];
int bla;
return send_metakey(c);
}
-int send_metakey(connection_t * c)
+int send_metakey(connection_t *c)
{
char buffer[MAX_STRING_SIZE];
int len, x;
c->outkey = xmalloc(len);
if(!c->outctx)
- c->outctx = xmalloc(sizeof(*c->outctx));
+ c->outctx = xmalloc_and_zero(sizeof(*c->outctx));
cp();
/* Copy random data to the buffer */
return x;
}
-int metakey_h(connection_t * c)
+int metakey_h(connection_t *c)
{
char buffer[MAX_STRING_SIZE];
int cipher, digest, maclength, compression;
cp();
- if(sscanf
- (c->buffer, "%*d %d %d %d %d " MAX_STRING, &cipher, &digest, &maclength,
- &compression, buffer) != 5) {
+ if(sscanf(c->buffer, "%*d %d %d %d %d " MAX_STRING, &cipher, &digest, &maclength, &compression, buffer) != 5) {
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "METAKEY", c->name,
c->hostname);
return -1;
/* Check if the length of the meta key is all right */
if(strlen(buffer) != len * 2) {
- syslog(LOG_ERR, _("Possible intruder %s (%s): %s"), c->name,
- c->hostname, "wrong keylength");
+ syslog(LOG_ERR, _("Possible intruder %s (%s): %s"), c->name, c->hostname, "wrong keylength");
return -1;
}
c->inkey = xmalloc(len);
if(!c->inctx)
- c->inctx = xmalloc(sizeof(*c->inctx));
+ c->inctx = xmalloc_and_zero(sizeof(*c->inctx));
/* Convert the challenge from hexadecimal back to binary */
if(debug_lvl >= DEBUG_SCARY_THINGS) {
bin2hex(c->inkey, buffer, len);
buffer[len * 2] = '\0';
- syslog(LOG_DEBUG, _("Received random meta key (unencrypted): %s"),
- buffer);
+ syslog(LOG_DEBUG, _("Received random meta key (unencrypted): %s"), buffer);
}
/* All incoming requests will now be encrypted. */
if(cipher) {
c->incipher = EVP_get_cipherbynid(cipher);
-
+
if(!c->incipher) {
- syslog(LOG_ERR, _("%s (%s) uses unknown cipher!"), c->name,
- c->hostname);
+ syslog(LOG_ERR, _("%s (%s) uses unknown cipher!"), c->name, c->hostname);
return -1;
}
c->indigest = EVP_get_digestbynid(digest);
if(!c->indigest) {
- syslog(LOG_ERR, _("Node %s (%s) uses unknown digest!"), c->name,
- c->hostname);
+ syslog(LOG_ERR, _("Node %s (%s) uses unknown digest!"), c->name, c->hostname);
return -1;
}
if(c->inmaclength > c->indigest->md_size || c->inmaclength < 0) {
- syslog(LOG_ERR, _("%s (%s) uses bogus MAC length!"), c->name,
- c->hostname);
+ syslog(LOG_ERR, _("%s (%s) uses bogus MAC length!"), c->name, c->hostname);
return -1;
}
} else {
return send_challenge(c);
}
-int send_challenge(connection_t * c)
+int send_challenge(connection_t *c)
{
char buffer[MAX_STRING_SIZE];
int len, x;
return x;
}
-int challenge_h(connection_t * c)
+int challenge_h(connection_t *c)
{
char buffer[MAX_STRING_SIZE];
int len;
return send_chal_reply(c);
}
-int send_chal_reply(connection_t * c)
+int send_chal_reply(connection_t *c)
{
char hash[EVP_MAX_MD_SIZE * 2 + 1];
EVP_MD_CTX ctx;
return send_request(c, "%d %s", CHAL_REPLY, hash);
}
-int chal_reply_h(connection_t * c)
+int chal_reply_h(connection_t *c)
{
char hishash[MAX_STRING_SIZE];
char myhash[EVP_MAX_MD_SIZE];
return send_ack(c);
}
-int send_ack(connection_t * c)
+int send_ack(connection_t *c)
{
/* ACK message contains rest of the information the other end needs
to create node_t and edge_t structures. */
return x;
}
-void send_everything(connection_t * c)
+void send_everything(connection_t *c)
{
avl_node_t *node, *node2;
node_t *n;
}
}
-int ack_h(connection_t * c)
+int ack_h(connection_t *c)
{
char hisport[MAX_STRING_SIZE];
char *hisaddress, *dummy;
syslog(LOG_DEBUG, _("Established a second connection with %s (%s), closing old connection"),
n->name, n->hostname);
terminate_connection(n->connection, 0);
+ /* Run graph algorithm to purge key and make sure up/down scripts are rerun with new IP addresses and stuff */
+ graph();
}
}