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This commit is contained in:
Guus Sliepen 2002-09-09 21:25:28 +00:00
parent 5fc1ed17f4
commit f75dcef72a
44 changed files with 6039 additions and 6132 deletions
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210
src/protocol_misc.c
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@ -17,7 +17,7 @@
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 1.1.4.5 2002/09/09 19:40:08 guus Exp $
$Id: protocol_misc.c,v 1.1.4.6 2002/09/09 21:25:02 guus Exp $
*/
#include "config.h"
@ -42,157 +42,169 @@
/* Status and error notification routines */
int send_status(connection_t *c, int statusno, char *statusstring)
int send_status(connection_t * c, int statusno, char *statusstring)
{
cp();
if(!statusstring)
statusstring = status_text[statusno];
cp();
return send_request(c, "%d %d %s", STATUS, statusno, statusstring);
cp();
if(!statusstring)
statusstring = status_text[statusno];
return send_request(c, "%d %d %s", STATUS, statusno, statusstring);
}
int status_h(connection_t *c)
int status_h(connection_t * c)
{
int statusno;
char statusstring[MAX_STRING_SIZE];
cp();
if(sscanf(c->buffer, "%*d %d "MAX_STRING, &statusno, statusstring) != 2)
{
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "STATUS",
c->name, c->hostname);
return -1;
}
int statusno;
char statusstring[MAX_STRING_SIZE];
if(debug_lvl >= DEBUG_STATUS)
{
syslog(LOG_NOTICE, _("Status message from %s (%s): %s: %s"),
c->name, c->hostname, status_text[statusno], statusstring);
}
cp();
cp();
return 0;
if(sscanf(c->buffer, "%*d %d " MAX_STRING, &statusno, statusstring) != 2) {
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "STATUS",
c->name, c->hostname);
return -1;
}
if(debug_lvl >= DEBUG_STATUS) {
syslog(LOG_NOTICE, _("Status message from %s (%s): %s: %s"),
c->name, c->hostname, status_text[statusno], statusstring);
}
return 0;
}
int send_error(connection_t *c, int err, char *errstring)
int send_error(connection_t * c, int err, char *errstring)
{
cp();
if(!errstring)
errstring = strerror(err);
return send_request(c, "%d %d %s", ERROR, err, errstring);
cp();
if(!errstring)
errstring = strerror(err);
return send_request(c, "%d %d %s", ERROR, err, errstring);
}
int error_h(connection_t *c)
int error_h(connection_t * c)
{
int err;
char errorstring[MAX_STRING_SIZE];
cp();
if(sscanf(c->buffer, "%*d %d "MAX_STRING, &err, errorstring) != 2)
{
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "ERROR",
c->name, c->hostname);
return -1;
}
int err;
char errorstring[MAX_STRING_SIZE];
if(debug_lvl >= DEBUG_ERROR)
{
syslog(LOG_NOTICE, _("Error message from %s (%s): %s: %s"),
c->name, c->hostname, strerror(err), errorstring);
}
cp();
terminate_connection(c, c->status.active);
cp();
return 0;
if(sscanf(c->buffer, "%*d %d " MAX_STRING, &err, errorstring) != 2) {
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "ERROR",
c->name, c->hostname);
return -1;
}
if(debug_lvl >= DEBUG_ERROR) {
syslog(LOG_NOTICE, _("Error message from %s (%s): %s: %s"),
c->name, c->hostname, strerror(err), errorstring);
}
terminate_connection(c, c->status.active);
return 0;
}
int send_termreq(connection_t *c)
int send_termreq(connection_t * c)
{
cp();
return send_request(c, "%d", TERMREQ);
cp();
return send_request(c, "%d", TERMREQ);
}
int termreq_h(connection_t *c)
int termreq_h(connection_t * c)
{
cp();
terminate_connection(c, c->status.active);
cp();
return 0;
cp();
terminate_connection(c, c->status.active);
return 0;
}
int send_ping(connection_t *c)
int send_ping(connection_t * c)
{
cp();
c->status.pinged = 1;
c->last_ping_time = now;
cp();
return send_request(c, "%d", PING);
cp();
c->status.pinged = 1;
c->last_ping_time = now;
return send_request(c, "%d", PING);
}
int ping_h(connection_t *c)
int ping_h(connection_t * c)
{
cp();
return send_pong(c);
cp();
return send_pong(c);
}
int send_pong(connection_t *c)
int send_pong(connection_t * c)
{
cp();
return send_request(c, "%d", PONG);
cp();
return send_request(c, "%d", PONG);
}
int pong_h(connection_t *c)
int pong_h(connection_t * c)
{
cp();
c->status.pinged = 0;
cp();
/* Succesful connection, reset timeout if this is an outgoing connection. */
if(c->outgoing)
c->outgoing->timeout = 0;
cp();
return 0;
c->status.pinged = 0;
/* Succesful connection, reset timeout if this is an outgoing connection. */
if(c->outgoing)
c->outgoing->timeout = 0;
return 0;
}
/* Sending and receiving packets via TCP */
int send_tcppacket(connection_t *c, vpn_packet_t *packet)
int send_tcppacket(connection_t * c, vpn_packet_t * packet)
{
int x;
cp();
/* Evil hack. */
int x;
x = send_request(c, "%d %hd", PACKET, packet->len);
cp();
if(x)
return x;
cp();
return send_meta(c, packet->data, packet->len);
/* Evil hack. */
x = send_request(c, "%d %hd", PACKET, packet->len);
if(x)
return x;
return send_meta(c, packet->data, packet->len);
}
int tcppacket_h(connection_t *c)
int tcppacket_h(connection_t * c)
{
short int len;
cp();
if(sscanf(c->buffer, "%*d %hd", &len) != 1)
{
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "PACKET", c->name, c->hostname);
return -1;
}
short int len;
/* Set reqlen to len, this will tell receive_meta() that a tcppacket is coming. */
cp();
c->tcplen = len;
cp();
return 0;
if(sscanf(c->buffer, "%*d %hd", &len) != 1) {
syslog(LOG_ERR, _("Got bad %s from %s (%s)"), "PACKET", c->name,
c->hostname);
return -1;
}
/* Set reqlen to len, this will tell receive_meta() that a tcppacket is coming. */
c->tcplen = len;
return 0;
}
/* Status strings */
char (*status_text[]) = {
"Warning",
"Warning",
};
/* Error strings */
char (*error_text[]) = {
"Error",
"Error",
};