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setipaddress uses getaddrinfo

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for listening socket different flags are used, detection is based on 0.0.0.0

This will change when supporting multiple binding addresses.
This commit is contained in:
Massimiliano Pinto
2013-09-25 11:08:39 +02:00
parent 3b647e47ab
commit 44d424adb4
1 changed files with 41 additions and 1 deletions
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42
server/core/gw_utils.c
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@ -29,7 +29,9 @@
* with error detection
* and its handling
* 01-07-2013 Massimiliano Pinto Removed session->backends
from gw_read_gwbuff()
* from gw_read_gwbuff()
* 25-09-2013 Massimiliano Pinto setipaddress uses getaddrinfo
*
*/
#include <gw.h>
@ -46,6 +48,42 @@ SPINLOCK tmplock = SPINLOCK_INIT;
*/
void
setipaddress(struct in_addr *a, char *p) {
#ifdef __USE_POSIX
struct addrinfo *ai = NULL, hint;
int rc;
struct sockaddr_in * res_addr;
memset(&hint, 0, sizeof (hint));
hint.ai_socktype = SOCK_STREAM;
/*
* This is for the listening socket, matching INADDR_ANY only for now.
* For future specific addresses bind, a dedicated routine woulbd be better
*/
if (strcmp(p, "0.0.0.0") == 0) {
hint.ai_flags = AI_PASSIVE;
hint.ai_family = AF_UNSPEC;
if ((rc = getaddrinfo(p, NULL, &hint, &ai)) != 0) {
fprintf(stderr, "getaddrinfo(%s) failed with %s", p, gai_strerror(rc));
}
} else {
hint.ai_flags = AI_CANONNAME;
hint.ai_family = AF_INET;
if ((rc = getaddrinfo(p, NULL, &hint, &ai)) != 0) {
fprintf(stderr, "getaddrinfo(%s) failed with %s", p, gai_strerror(rc));
}
}
/* take the first one */
if (ai != NULL) {
res_addr = (struct sockaddr_in *)(ai->ai_addr);
memcpy(a, &res_addr->sin_addr, sizeof(struct in_addr));
}
freeaddrinfo(ai);
#else
struct hostent *h;
spinlock_acquire(&tmplock);
@ -57,8 +95,10 @@ setipaddress(struct in_addr *a, char *p) {
fprintf(stderr, "unknown or invalid address [%s]\n", p);
}
} else {
/* take the first one */
memcpy(a, h->h_addr, h->h_length);
}
#endif
}
/**