int ast_sockaddr_cmp_addr(const struct ast_sockaddr *a, const struct ast_sockaddr *b)
{
const struct ast_sockaddr *a_tmp, *b_tmp;
struct ast_sockaddr ipv4_mapped;
const struct in_addr *ip4a, *ip4b;
const struct in6_addr *ip6a, *ip6b;
int ret = -1;
a_tmp = a;
b_tmp = b;
if (a_tmp->len != b_tmp->len) {
if (ast_sockaddr_ipv4_mapped(a, &ipv4_mapped)) {
a_tmp = &ipv4_mapped;
} else if (ast_sockaddr_ipv4_mapped(b, &ipv4_mapped)) {
b_tmp = &ipv4_mapped;
}
}
if (a->len < b->len) {
ret = -1;
} else if (a->len > b->len) {
ret = 1;
}
switch (a_tmp->ss.ss_family) {
case AF_INET:
ip4a = &((const struct sockaddr_in*)&a_tmp->ss)->sin_addr;
ip4b = &((const struct sockaddr_in*)&b_tmp->ss)->sin_addr;
ret = memcmp(ip4a, ip4b, sizeof(*ip4a));
break;
case AF_INET6:
ip6a = &((const struct sockaddr_in6*)&a_tmp->ss)->sin6_addr;
ip6b = &((const struct sockaddr_in6*)&b_tmp->ss)->sin6_addr;
ret = memcmp(ip6a, ip6b, sizeof(*ip6a));
break;
}
return ret;
}
int ast_sockaddr_cmp(const struct ast_sockaddr *a, const struct ast_sockaddr *b)
{
const struct ast_sockaddr *a_tmp, *b_tmp;
struct ast_sockaddr ipv4_mapped;
a_tmp = a;
b_tmp = b;
if (a_tmp->len != b_tmp->len) {
if (ast_sockaddr_ipv4_mapped(a, &ipv4_mapped)) {
a_tmp = &ipv4_mapped;
} else if (ast_sockaddr_ipv4_mapped(b, &ipv4_mapped)) {
b_tmp = &ipv4_mapped;
}
}
if (a_tmp->len < b_tmp->len) {
return -1;
} else if (a_tmp->len > b_tmp->len) {
return 1;
}
return memcmp(&a_tmp->ss, &b_tmp->ss, a_tmp->len);
}
char *ast_sockaddr_stringify_fmt(const struct ast_sockaddr *sa, int format)
{
struct ast_sockaddr sa_ipv4;
const struct ast_sockaddr *sa_tmp;
char host[NI_MAXHOST];
char port[NI_MAXSERV];
struct ast_str *str;
int e;
static const size_t size = sizeof(host) - 1 + sizeof(port) - 1 + 4;
if (ast_sockaddr_isnull(sa)) {
return "(null)";
}
if (!(str = ast_str_thread_get(&ast_sockaddr_stringify_buf, size))) {
return "";
}
if (ast_sockaddr_ipv4_mapped(sa, &sa_ipv4)) {
sa_tmp = &sa_ipv4;
} else {
sa_tmp = sa;
}
if ((e = getnameinfo((struct sockaddr *)&sa_tmp->ss, sa_tmp->len,
format & AST_SOCKADDR_STR_ADDR ? host : NULL,
format & AST_SOCKADDR_STR_ADDR ? sizeof(host) : 0,
format & AST_SOCKADDR_STR_PORT ? port : 0,
format & AST_SOCKADDR_STR_PORT ? sizeof(port): 0,
NI_NUMERICHOST | NI_NUMERICSERV))) {
ast_log(LOG_ERROR, "getnameinfo(): %s\n", gai_strerror(e));
return "";
}
if ((format & AST_SOCKADDR_STR_REMOTE) == AST_SOCKADDR_STR_REMOTE) {
char *p;
if (ast_sockaddr_is_ipv6_link_local(sa) && (p = strchr(host, '%'))) {
*p = '\0';
}
}
switch ((format & AST_SOCKADDR_STR_FORMAT_MASK)) {
case AST_SOCKADDR_STR_DEFAULT:
ast_str_set(&str, 0, sa_tmp->ss.ss_family == AF_INET6 ?
"[%s]:%s" : "%s:%s", host, port);
break;
case AST_SOCKADDR_STR_ADDR:
ast_str_set(&str, 0, "%s", host);
break;
case AST_SOCKADDR_STR_HOST:
ast_str_set(&str, 0,
sa_tmp->ss.ss_family == AF_INET6 ? "[%s]" : "%s", host);
break;
case AST_SOCKADDR_STR_PORT:
ast_str_set(&str, 0, "%s", port);
break;
default:
ast_log(LOG_ERROR, "Invalid format\n");
return "";
}
return ast_str_buffer(str);
}
