usr.sbin/ppp/udp.c

69   struct device dev;		/* What struct physical knows about */
85   struct udpdevice *dev = device2udp(p->handler);
88   switch (dev->connected) {
95       ret = sendto(p->fd, v, n, 0, (struct sockaddr *)&dev->sock,
96                    sizeof dev->sock);
99   if (dev->connected == UDP_MAYBEUNCONNECTED) {
101       dev->connected = UDP_CONNECTED;
104       dev->connected = UDP_UNCONNECTED;
113   struct udpdevice *dev = device2udp(p->handler);
116   if (dev->connected == UDP_CONNECTED)
119   sz = sizeof dev->sock;
120   ret = recvfrom(p->fd, v, n, 0, (struct sockaddr *)&dev->sock, &sz);
124              inet_ntoa(dev->sock.sin_addr), ntohs(dev->sock.sin_port));
134   struct udpdevice *dev = device2udp(p->handler);
136   free(dev);
180     struct udpdevice *dev = (struct udpdevice *)iov[(*niov)++].iov_base;
182     dev = realloc(dev, sizeof *dev);	/* Reduce to the correct size */
183     if (dev == NULL) {
185                  (int)(sizeof *dev));
190     memcpy(&dev->dev, &baseudpdevice, sizeof dev->dev);
192     physical_SetupStack(p, dev->dev.name, PHYSICAL_FORCE_SYNC);
193     return &dev->dev;
202   struct udpdevice *dev;
205   if ((dev = malloc(sizeof *dev)) == NULL) {
211   dev->sock.sin_family = AF_INET;
212   dev->sock.sin_addr = GetIpAddr(host);
213   if (dev->sock.sin_addr.s_addr == INADDR_NONE) {
215     free(dev);
218   dev->sock.sin_port = htons(atoi(port));
219   if (dev->sock.sin_port == 0) {
222       dev->sock.sin_port = sp->s_port;
225       free(dev);
237     if (connect(p->fd, (struct sockaddr *)&dev->sock, sizeof dev->sock) == 0) {
238       dev->connected = UDP_CONNECTED;
239       return dev;
247   free(dev);
256   struct udpdevice *dev;
258   dev = NULL;
275         dev = udp_CreateDevice(p, host, port);
300         if ((dev = malloc(sizeof *dev)) == NULL) {
309           dev->connected = UDP_CONNECTED;
314           dev->connected = UDP_MAYBEUNCONNECTED;
326   if (dev) {
327     memcpy(&dev->dev, &baseudpdevice, sizeof dev->dev);
328     physical_SetupStack(p, dev->dev.name, PHYSICAL_FORCE_SYNC);
331     return &dev->dev;