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dns: add format_address function

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This commit is contained in:
Elizabeth Myers 2016-03-10 05:57:33 -06:00
parent f169fc8842
commit 1c99f551e3
2 changed files with 25 additions and 21 deletions
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45
authd/dns.c
View file

@ -22,6 +22,29 @@
#include "dns.h"
#include "res.h"
void
format_address(struct rb_sockaddr_storage *addr, char *buffer, size_t length)
{
if(GET_SS_FAMILY(addr) == AF_INET)
{
rb_inet_ntop_sock((struct sockaddr *)addr, buffer, length);
}
else if(GET_SS_FAMILY(addr) == AF_INET6)
{
char tmpbuf[length];
rb_inet_ntop_sock((struct sockaddr *)addr, tmpbuf, length);
if(*tmpbuf == ':')
{
rb_strlcpy(buffer, "0", length);
rb_strlcat(buffer, tmpbuf, length);
}
else
rb_strlcpy(buffer, tmpbuf, length);
}
}
static void
submit_dns_answer(void *userdata, struct DNSReply *reply)
{
@ -38,29 +61,9 @@ submit_dns_answer(void *userdata, struct DNSReply *reply)
switch (req->type)
{
case '4':
if (GET_SS_FAMILY(&reply->addr) == AF_INET)
{
status = 'O';
rb_inet_ntop_sock((struct sockaddr *) &reply->addr, response, sizeof(response));
}
break;
#ifdef RB_IPV6
case '6':
if (GET_SS_FAMILY(&reply->addr) == AF_INET6)
{
char tmpres[63];
rb_inet_ntop_sock((struct sockaddr *) &reply->addr, tmpres, sizeof(tmpres));
if (*tmpres == ':')
{
rb_strlcpy(response, "0", sizeof(response));
rb_strlcat(response, tmpres, sizeof(response));
}
else
rb_strlcpy(response, tmpres, sizeof(response));
status = 'O';
}
format_address(&reply->addr, response, sizeof(response));
break;
#endif
case 'R':

1
authd/dns.h
View file

@ -34,6 +34,7 @@ struct dns_request
char type;
};
extern void format_address(struct rb_sockaddr_storage *addr, char *buffer, size_t length);
extern void resolve_dns(int parc, char *parv[]);
extern void enumerate_nameservers(const char *rid, const char letter);
extern void reload_nameservers(const char letter);