diff options
Diffstat (limited to 'lib/hostares.c')
| -rw-r--r-- | lib/hostares.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/lib/hostares.c b/lib/hostares.c index 646af5839..f08ad5859 100644 --- a/lib/hostares.c +++ b/lib/hostares.c @@ -293,4 +293,52 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn, return NULL; /* no struct yet */ } +#if !defined(CURLRES_IPV4) +/* + * The rest of this file is copied from hostip4.c. (needed for the + * combination USE_ARES and ENABLE_IPV6). + */ +struct namebuf { + struct hostent hostentry; + char *h_addr_list[2]; + struct in_addr addrentry; + char h_name[16]; /* 123.123.123.123 = 15 letters is maximum */ +}; + +/* + * Curl_ip2addr() takes a 32bit ipv4 internet address as input parameter + * together with a pointer to the string version of the address, and it + * returns a Curl_addrinfo chain filled in correctly with information for this + * address/host. + * + * The input parameters ARE NOT checked for validity but they are expected + * to have been checked already when this is called. + */ +Curl_addrinfo *Curl_ip2addr(in_addr_t num, char *hostname, int port) +{ + Curl_addrinfo *ai; + struct hostent *h; + struct in_addr *addrentry; + struct namebuf buffer; + struct namebuf *buf = &buffer; + + h = &buf->hostentry; + h->h_addr_list = &buf->h_addr_list[0]; + addrentry = &buf->addrentry; + addrentry->s_addr = num; + h->h_addr_list[0] = (char*)addrentry; + h->h_addr_list[1] = NULL; + h->h_addrtype = AF_INET; + h->h_length = sizeof(*addrentry); + h->h_name = &buf->h_name[0]; + h->h_aliases = NULL; + + /* Now store the dotted version of the address */ + snprintf((char *)h->h_name, 16, "%s", hostname); + + ai = Curl_he2ai(h, port); + + return ai; +} +#endif /* !CURLRES_IPV4 */ #endif /* CURLRES_ARES */ |