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,
20 size_t hostlen, char *serv, size_t servlen, int flags)
22 struct sockaddr_in *sin = (struct sockaddr_in *)sa;
27 snprintf(tmpserv, sizeof(tmpserv), "%d", ntohs(sin->sin_port));
28 if (strlen(tmpserv) >= servlen)
31 strcpy(serv, tmpserv);
35 if (flags & NI_NUMERICHOST) {
36 if (strlen(inet_ntoa(sin->sin_addr)) >= hostlen)
39 strcpy(host, inet_ntoa(sin->sin_addr));
42 hp = gethostbyaddr((char *)&sin->sin_addr,
43 sizeof(struct in_addr), AF_INET);
47 if (strlen(hp->h_name) >= hostlen)
50 strcpy(host, hp->h_name);
56 #endif /* !HAVE_GETNAMEINFO */