mirror of
https://github.com/yarrick/iodine.git
synced 2024-09-07 03:27:00 +00:00
compression in server response
This commit is contained in:
parent
d2f691a21b
commit
ae37edcb77
21
dns.c
21
dns.c
|
@ -352,7 +352,6 @@ dns_read(int fd, char *buf, int buflen)
|
|||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static int
|
||||
host2dns(const char *host, char *buffer, int size)
|
||||
{
|
||||
|
@ -386,6 +385,7 @@ dnsd_send(int fd, struct query *q, char *data, int datalen)
|
|||
int len;
|
||||
char *p;
|
||||
char buf[64*1024];
|
||||
short name;
|
||||
HEADER *header;
|
||||
|
||||
memset(buf, 0, sizeof(buf));
|
||||
|
@ -406,24 +406,21 @@ dnsd_send(int fd, struct query *q, char *data, int datalen)
|
|||
|
||||
p = buf + sizeof(HEADER);
|
||||
|
||||
name = 0xc000 | ((p - buf) & 0x3fff);
|
||||
p += host2dns(q->name, p, strlen(q->name));
|
||||
PUTSHORT(q->type, p);
|
||||
PUTSHORT(C_IN, p);
|
||||
|
||||
p += host2dns(q->name, p, strlen(q->name));
|
||||
PUTSHORT(name, p);
|
||||
PUTSHORT(q->type, p);
|
||||
PUTSHORT(C_IN, p);
|
||||
PUTLONG(0, p);
|
||||
|
||||
q->id = 0;
|
||||
|
||||
if(datalen > 0) {
|
||||
PUTSHORT(datalen, p);
|
||||
memcpy(p, data, datalen);
|
||||
p += datalen;
|
||||
} else {
|
||||
PUTSHORT(0, p);
|
||||
}
|
||||
PUTSHORT(datalen, p);
|
||||
memcpy(p, data, datalen);
|
||||
p += datalen;
|
||||
|
||||
len = p - buf;
|
||||
sendto(fd, buf, len, 0, (struct sockaddr*)&q->from, q->fromlen);
|
||||
|
@ -481,9 +478,7 @@ dnsd_read(int fd, struct query *q, char *buf, int buflen)
|
|||
addrlen = sizeof(struct sockaddr);
|
||||
r = recvfrom(fd, packet, sizeof(packet), 0, (struct sockaddr*)&from, &addrlen);
|
||||
|
||||
if(r == -1) {
|
||||
perror("recvfrom");
|
||||
} else {
|
||||
if (r >= sizeof(HEADER)) {
|
||||
header = (HEADER*)packet;
|
||||
|
||||
id = ntohs(header->id);
|
||||
|
@ -508,6 +503,8 @@ dnsd_read(int fd, struct query *q, char *buf, int buflen)
|
|||
return decodepacket(name, buf, buflen);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
perror("recvfrom");
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
|
Loading…
Reference in a new issue