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Renamed packet_sending to packet_empty

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This commit is contained in:
Erik Ekman 2007-12-01 22:19:54 +00:00 committed by Erik Ekman
parent f23badc9bf
commit 3c644e9a88
4 changed files with 15 additions and 17 deletions
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15
src/iodine.c
View file

@ -160,10 +160,10 @@ read_dns(int fd, char *buf, int buflen)
rv = dns_decode(buf, buflen, &q, QR_ANSWER, data, r);
if (packet_sending(&packet) && chunkid == q.id) {
if (packet_empty(&packet) == 0 && chunkid == q.id) {
/* Got ACK on sent packet */
packet_advance(&packet);
if (packet_sending(&packet)) {
if (!packet_empty(&packet)) {
/* More to send */
send_chunk(fd);
}
@ -213,7 +213,7 @@ tunnel_dns(int tun_fd, int dns_fd)
return -1;
write_tun(tun_fd, out, outlen);
if (!packet_sending(&packet))
if (packet_empty(&packet))
send_ping(dns_fd);
return read;
@ -234,7 +234,7 @@ tunnel(int tun_fd, int dns_fd)
tv.tv_usec = 0;
FD_ZERO(&fds);
if (!packet_sending(&packet))
if (packet_empty(&packet))
FD_SET(tun_fd, &fds);
FD_SET(dns_fd, &fds);
@ -314,11 +314,8 @@ send_ping(int fd)
{
char data[3];
if (packet_sending(&packet)) {
packet.sentlen = 0;
packet.offset = 0;
packet.len = 0;
}
/* clear any packet not sent */
packet_init(&packet);
data[0] = userid;
data[1] = (rand_seed >> 8) & 0xff;

6
src/iodined.c
View file

@ -82,10 +82,8 @@ tunnel_tun(int tun_fd, int dns_fd)
compress2((uint8_t*)out, &outlen, (uint8_t*)in, read, 9);
/* if another packet is queued, throw away this one. TODO build queue */
if (users[userid].outpacket.len == 0) {
memcpy(users[userid].outpacket.data, out, outlen);
users[userid].outpacket.len = outlen;
return outlen;
if (packet_empty(&(users[userid].outpacket)) == 0) {
return packet_fill(&(users[userid].outpacket), out, outlen);
} else {
return 0;
}

2
src/packet.c
View file

@ -23,7 +23,7 @@
* Is some part of this packet sent?
*/
int
packet_sending(struct packet *packet)
packet_empty(struct packet *packet)
{
return (packet->len != 0);
}

9
src/packet.h
View file

@ -28,10 +28,13 @@ struct packet
};
void packet_init(struct packet *);
int packet_sending(struct packet *);
int packet_empty(struct packet *);
void packet_advance(struct packet *);
int packet_len_to_send(struct packet *);
int packet_fill(struct packet *, char *, unsigned long);
void packet_send_len(struct packet *, int);
int packet_len_to_send(struct packet *);
int packet_fill(struct packet *, char *, unsigned long);
#endif