4 * This file includes getnameinfo().
5 * These funtions are defined in rfc2133.
7 * But these functions are not implemented correctly. The minimum subset
8 * is implemented for ssh use only. For exapmle, this routine assumes
9 * that ai_family is AF_INET. Don't use it for another purpose.
14 #include "fake-getnameinfo.h"
15 #include "fake-getaddrinfo.h"
17 #ifndef HAVE_GETNAMEINFO
19 int getnameinfo(const struct sockaddr *sa, size_t salen, char *host, size_t hostlen, char *serv, size_t servlen, int flags)
21 struct sockaddr_in *sin = (struct sockaddr_in *)sa;
25 snprintf(serv, sizeof(tmpserv), "%d", ntohs(sin->sin_port));
30 if(flags & NI_NUMERICHOST) {
31 strncpy(host, inet_ntoa(sin->sin_addr), sizeof(host));
35 hp = gethostbyaddr((char *)&sin->sin_addr, sizeof(struct in_addr), AF_INET);
37 if(!hp || !hp->h_name)
40 if(strlen(hp->h_name) >= hostlen)
43 strncpy(host, hp->h_name, hostlen);
46 #endif /* !HAVE_GETNAMEINFO */