return 0;
}
-/*
- write as many bytes as possible to the tap
- device, possibly in multiple turns.
-*/
-int write_n(int fd, void *buf, size_t len)
-{
- int r, done = 0;
-cp
- do
- {
- if((r = write(fd, buf, len)) < 0)
- return -1;
- len -= r;
- buf += r;
- done += r;
- } while(len > 0);
-
- return done;
-cp
-}
-
int xrecv(conn_list_t *cl, void *packet)
{
vpn_packet_t vp;
do_decrypt((real_packet_t*)packet, &vp, cl->key);
add_mac_addresses(&vp);
- if((lenin = write_n(tap_fd, &vp, vp.len + 2)) < 0)
+ if((lenin = write(tap_fd, &vp, vp.len + sizeof(vp.len))) < 0)
syslog(LOG_ERR, "Can't write to tap device: %m");
else
total_tap_out += lenin;
if(debug_lvl > 3)
syslog(LOG_DEBUG, "packet to queue: %d", s);
- e = xmalloc(sizeof(queue_element_t));
+ e = xmalloc(sizeof(*e));
e->packet = xmalloc(s);
memcpy(e->packet, packet, s);
if(!*q)
{
- *q = xmalloc(sizeof(packet_queue_t));
+ *q = xmalloc(sizeof(**q));
(*q)->head = (*q)->tail = NULL;
}
}
/* Remove a queue element */
-void del_queue(packet_queue_t **q, packet_element_t *e)
+void del_queue(packet_queue_t **q, queue_element_t *e)
{
- queue_element_t *p, *n;
cp
free(e->packet);
void flush_queue(conn_list_t *cl, packet_queue_t **pq,
int (*function)(conn_list_t*,void*))
{
- queue_element_t *p, *prev = NULL, *next = NULL;
+ queue_element_t *p, *next = NULL;
cp
for(p = (*pq)->head; p != NULL; )
{
{
add_queue(&(cl->sq), packet, packet->len + 2);
if(!cl->status.waitingforkey)
- send_key_request(to);
+ send_key_request(cl->vpn_ip); /* Keys should be sent to the host running the tincd */
return 0;
}
if(rp.len >= 0)
{
f = lookup_conn(rp.from);
- if(debug_lvl > 2)
+ if(debug_lvl > 3)
syslog(LOG_DEBUG, "packet from " IP_ADDR_S " (len %d)",
IP_ADDR_V(rp.from), rp.len);
if(!f)
{
conn_list_t *ncn;
struct sockaddr client;
- int nfd, len = sizeof(struct sockaddr);
+ int nfd, len = sizeof(client);
cp
if((nfd = accept(cl->meta_socket, &client, &len)) < 0)
{
return -1;
}
- if((lenin = recv(cl->meta_socket, &tmp, sizeof(tmp), 0)) <= 0)
+ if((lenin = read(cl->meta_socket, &tmp, sizeof(tmp))) <= 0)
{
syslog(LOG_ERR, "Receive failed: %m");
return -1;
from = ntohl(*((unsigned long*)(&vp.data[26])));
to = ntohl(*((unsigned long*)(&vp.data[30])));
- if(debug_lvl > 2)
+ if(debug_lvl > 3)
syslog(LOG_DEBUG, "An IP packet (%04x) for " IP_ADDR_S " from " IP_ADDR_S,
ether_type, IP_ADDR_V(to), IP_ADDR_V(from));
- if(debug_lvl > 3)
+ if(debug_lvl > 4)
syslog(LOG_DEBUG, MAC_ADDR_S " to " MAC_ADDR_S,
MAC_ADDR_V(vp.data[0]), MAC_ADDR_V(vp.data[6]));