#define EAI_FAIL 4
#endif
+#ifndef EAI_FAMILY
+#define EAI_FAMILY 5
+#endif
+
+#ifndef EAI_NONAME
+#define EAI_NONAME 8
+#endif
+
#ifndef AI_PASSIVE
#define AI_PASSIVE 1
#endif
#define AI_NUMERICHOST 4
#endif
+#ifndef NI_NOFQDN
+#define NI_NOFQDN 1
+#endif
+
+#ifndef NI_NUMERICHOST
+#define NI_NUMERICHOST 2
+#endif
+
+#ifndef NI_NAMERQD
+#define NI_NAMERQD 4
+#endif
+
+#ifndef NI_NUMERICSERV
+#define NI_NUMERICSERV 8
+#endif
+
+#ifndef NI_DGRAM
+#define NI_DGRAM 16
+#endif
+
#if !HAVE_GETADDRINFO
int ff_getaddrinfo(const char *node, const char *service,
const struct addrinfo *hints, struct addrinfo **res);
void ff_freeaddrinfo(struct addrinfo *res);
+int ff_getnameinfo(const struct sockaddr *sa, int salen,
+ char *host, int hostlen,
+ char *serv, int servlen, int flags);
#define getaddrinfo ff_getaddrinfo
#define freeaddrinfo ff_freeaddrinfo
+#define getnameinfo ff_getnameinfo
#endif
#endif /* AVFORMAT_NETWORK_H */
av_free(res->ai_addr);
av_free(res);
}
+
+int ff_getnameinfo(const struct sockaddr *sa, int salen,
+ char *host, int hostlen,
+ char *serv, int servlen, int flags)
+{
+ const struct sockaddr_in *sin = (const struct sockaddr_in *)sa;
+
+ if (sa->sa_family != AF_INET)
+ return EAI_FAMILY;
+ if (!host && !serv)
+ return EAI_NONAME;
+
+ if (host && hostlen > 0) {
+ struct hostent *ent = NULL;
+ uint32_t a;
+ if (!(flags & NI_NUMERICHOST))
+ ent = gethostbyaddr((const char *)&sin->sin_addr,
+ sizeof(sin->sin_addr), AF_INET);
+
+ if (ent) {
+ snprintf(host, hostlen, "%s", ent->h_name);
+ } else if (flags & NI_NAMERQD) {
+ return EAI_NONAME;
+ } else {
+ a = ntohl(sin->sin_addr.s_addr);
+ snprintf(host, hostlen, "%d.%d.%d.%d",
+ ((a >> 24) & 0xff), ((a >> 16) & 0xff),
+ ((a >> 8) & 0xff), ( a & 0xff));
+ }
+ }
+
+ if (serv && servlen > 0) {
+ struct servent *ent = NULL;
+ if (!(flags & NI_NUMERICSERV))
+ ent = getservbyport(sin->sin_port, flags & NI_DGRAM ? "udp" : "tcp");
+
+ if (ent) {
+ snprintf(serv, servlen, "%s", ent->s_name);
+ } else
+ snprintf(serv, servlen, "%d", ntohs(sin->sin_port));
+ }
+
+ return 0;
+}
#endif
/* resolve host with also IP address parsing */