along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: protocol_misc.c,v 1.1.4.11 2003/07/17 15:06:26 guus Exp $
+ $Id: protocol_misc.c,v 1.1.4.13 2003/07/24 12:08:16 guus Exp $
*/
#include "system.h"
/* Status and error notification routines */
-int send_status(connection_t *c, int statusno, char *statusstring)
+bool send_status(connection_t *c, int statusno, const char *statusstring)
{
cp();
return send_request(c, "%d %d %s", STATUS, statusno, statusstring);
}
-int status_h(connection_t *c)
+bool status_h(connection_t *c)
{
int statusno;
char statusstring[MAX_STRING_SIZE];
if(sscanf(c->buffer, "%*d %d " MAX_STRING, &statusno, statusstring) != 2) {
logger(LOG_ERR, _("Got bad %s from %s (%s)"), "STATUS",
c->name, c->hostname);
- return -1;
+ return false;
}
ifdebug(STATUS) logger(LOG_NOTICE, _("Status message from %s (%s): %d: %s"),
c->name, c->hostname, statusno, statusstring);
- return 0;
+ return true;
}
-int send_error(connection_t *c, int err, char *errstring)
+bool send_error(connection_t *c, int err, const char *errstring)
{
cp();
return send_request(c, "%d %d %s", ERROR, err, errstring);
}
-int error_h(connection_t *c)
+bool error_h(connection_t *c)
{
int err;
char errorstring[MAX_STRING_SIZE];
if(sscanf(c->buffer, "%*d %d " MAX_STRING, &err, errorstring) != 2) {
logger(LOG_ERR, _("Got bad %s from %s (%s)"), "ERROR",
c->name, c->hostname);
- return -1;
+ return false;
}
ifdebug(ERROR) logger(LOG_NOTICE, _("Error message from %s (%s): %d: %s"),
terminate_connection(c, c->status.active);
- return 0;
+ return true;
}
-int send_termreq(connection_t *c)
+bool send_termreq(connection_t *c)
{
cp();
return send_request(c, "%d", TERMREQ);
}
-int termreq_h(connection_t *c)
+bool termreq_h(connection_t *c)
{
cp();
terminate_connection(c, c->status.active);
- return 0;
+ return true;
}
-int send_ping(connection_t *c)
+bool send_ping(connection_t *c)
{
cp();
- c->status.pinged = 1;
+ c->status.pinged = true;
c->last_ping_time = now;
return send_request(c, "%d", PING);
}
-int ping_h(connection_t *c)
+bool ping_h(connection_t *c)
{
cp();
return send_pong(c);
}
-int send_pong(connection_t *c)
+bool send_pong(connection_t *c)
{
cp();
return send_request(c, "%d", PONG);
}
-int pong_h(connection_t *c)
+bool pong_h(connection_t *c)
{
cp();
- c->status.pinged = 0;
+ c->status.pinged = false;
/* Succesful connection, reset timeout if this is an outgoing connection. */
if(c->outgoing)
c->outgoing->timeout = 0;
- return 0;
+ return true;
}
/* Sending and receiving packets via TCP */
-int send_tcppacket(connection_t *c, vpn_packet_t *packet)
+bool send_tcppacket(connection_t *c, vpn_packet_t *packet)
{
- int x;
-
cp();
/* Evil hack. */
- x = send_request(c, "%d %hd", PACKET, packet->len);
-
- if(x)
- return x;
+ if(!send_request(c, "%d %hd", PACKET, packet->len))
+ return false;
return send_meta(c, packet->data, packet->len);
}
-int tcppacket_h(connection_t *c)
+bool tcppacket_h(connection_t *c)
{
short int len;
if(sscanf(c->buffer, "%*d %hd", &len) != 1) {
logger(LOG_ERR, _("Got bad %s from %s (%s)"), "PACKET", c->name,
c->hostname);
- return -1;
+ return false;
}
/* Set reqlen to len, this will tell receive_meta() that a tcppacket is coming. */
c->tcplen = len;
- return 0;
+ return true;
}