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Diffstat (limited to 'ruby_2_2/ext/socket/getnameinfo.c')
-rw-r--r--ruby_2_2/ext/socket/getnameinfo.c243
1 files changed, 0 insertions, 243 deletions
diff --git a/ruby_2_2/ext/socket/getnameinfo.c b/ruby_2_2/ext/socket/getnameinfo.c
deleted file mode 100644
index c238c8e501..0000000000
--- a/ruby_2_2/ext/socket/getnameinfo.c
+++ /dev/null
@@ -1,243 +0,0 @@
-/*
- * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the project nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-/*
- * Issues to be discussed:
- * - Thread safe-ness must be checked
- * - Return values. There seems to be no standard for return value (RFC2133)
- * but INRIA implementation returns EAI_xxx defined for getaddrinfo().
- */
-
-#include "ruby/config.h"
-#ifdef RUBY_EXTCONF_H
-#include RUBY_EXTCONF_H
-#endif
-#include <stdio.h>
-#include <sys/types.h>
-#ifndef _WIN32
-#if defined(__BEOS__) && !defined(__HAIKU__) && !defined(BONE)
-# include <net/socket.h>
-#else
-# include <sys/socket.h>
-#endif
-#include <netinet/in.h>
-#if defined(HAVE_ARPA_INET_H)
-#include <arpa/inet.h>
-#endif
-#if defined(HAVE_ARPA_NAMESER_H)
-#include <arpa/nameser.h>
-#endif
-#include <netdb.h>
-#if defined(HAVE_RESOLV_H)
-#include <resolv.h>
-#endif
-#endif
-#ifdef _WIN32
-#include <winsock2.h>
-#include <ws2tcpip.h>
-#define snprintf _snprintf
-#endif
-
-#include <string.h>
-#include <stddef.h>
-
-#ifdef SOCKS5
-#include <socks.h>
-#endif
-
-#ifndef HAVE_TYPE_SOCKLEN_T
-typedef int socklen_t;
-#endif
-
-#include "addrinfo.h"
-#include "sockport.h"
-
-#define SUCCESS 0
-#define ANY 0
-#define YES 1
-#define NO 0
-
-struct sockinet {
- u_char si_len;
- u_char si_family;
- u_short si_port;
-};
-
-static struct afd {
- int a_af;
- int a_addrlen;
- int a_socklen;
- int a_off;
-} afdl [] = {
-#ifdef INET6
-#define N_INET6 0
- {PF_INET6, sizeof(struct in6_addr),
- sizeof(struct sockaddr_in6),
- offsetof(struct sockaddr_in6, sin6_addr)},
-#define N_INET 1
-#else
-#define N_INET 0
-#endif
- {PF_INET, sizeof(struct in_addr),
- sizeof(struct sockaddr_in),
- offsetof(struct sockaddr_in, sin_addr)},
- {0, 0, 0, 0},
-};
-
-#define ENI_NOSOCKET 0
-#define ENI_NOSERVNAME 1
-#define ENI_NOHOSTNAME 2
-#define ENI_MEMORY 3
-#define ENI_SYSTEM 4
-#define ENI_FAMILY 5
-#define ENI_SALEN 6
-
-int
-getnameinfo(const struct sockaddr *sa, socklen_t salen, char *host, socklen_t hostlen, char *serv, socklen_t servlen, int flags)
-{
- struct afd *afd;
- struct hostent *hp;
- u_short port;
- int family, len, i;
- char *addr, *p;
- u_long v4a;
-#ifdef INET6
- u_char pfx;
-#endif
- int h_error;
- char numserv[512];
- char numaddr[512];
-
- if (sa == NULL)
- return ENI_NOSOCKET;
-
- if (!VALIDATE_SOCKLEN(sa, salen)) return ENI_SALEN;
- len = salen;
-
- family = sa->sa_family;
- for (i = 0; afdl[i].a_af; i++)
- if (afdl[i].a_af == family) {
- afd = &afdl[i];
- goto found;
- }
- return ENI_FAMILY;
-
- found:
- if (len != afd->a_socklen) return ENI_SALEN;
-
- port = ((struct sockinet *)sa)->si_port; /* network byte order */
- addr = (char *)sa + afd->a_off;
-
- if (serv == NULL || servlen == 0) {
- /* what we should do? */
- } else if (flags & NI_NUMERICSERV) {
- snprintf(numserv, sizeof(numserv), "%d", ntohs(port));
- if (strlen(numserv) + 1 > servlen)
- return ENI_MEMORY;
- strcpy(serv, numserv);
- } else {
-#if defined(HAVE_GETSERVBYPORT)
- struct servent *sp = getservbyport(port, (flags & NI_DGRAM) ? "udp" : "tcp");
- if (sp) {
- if (strlen(sp->s_name) + 1 > servlen)
- return ENI_MEMORY;
- strcpy(serv, sp->s_name);
- } else
- return ENI_NOSERVNAME;
-#else
- return ENI_NOSERVNAME;
-#endif
- }
-
- switch (sa->sa_family) {
- case AF_INET:
- v4a = ntohl(((struct sockaddr_in *)sa)->sin_addr.s_addr);
- if (IN_MULTICAST(v4a) || IN_EXPERIMENTAL(v4a))
- flags |= NI_NUMERICHOST;
- v4a >>= IN_CLASSA_NSHIFT;
- if (v4a == 0)
- flags |= NI_NUMERICHOST;
- break;
-#ifdef INET6
- case AF_INET6:
-#ifdef HAVE_ADDR8
- pfx = ((struct sockaddr_in6 *)sa)->sin6_addr.s6_addr8[0];
-#else
- pfx = ((struct sockaddr_in6 *)sa)->sin6_addr.s6_addr[0];
-#endif
- if (pfx == 0 || pfx == 0xfe || pfx == 0xff)
- flags |= NI_NUMERICHOST;
- break;
-#endif
- }
- if (host == NULL || hostlen == 0) {
- /* what should we do? */
- } else if (flags & NI_NUMERICHOST) {
- if (inet_ntop(afd->a_af, addr, numaddr, sizeof(numaddr))
- == NULL)
- return ENI_SYSTEM;
- if (strlen(numaddr) > hostlen)
- return ENI_MEMORY;
- strcpy(host, numaddr);
- } else {
-#ifdef INET6
- hp = getipnodebyaddr(addr, afd->a_addrlen, afd->a_af, &h_error);
-#else
- hp = gethostbyaddr(addr, afd->a_addrlen, afd->a_af);
- h_error = h_errno;
-#endif
-
- if (hp) {
- if (flags & NI_NOFQDN) {
- p = strchr(hp->h_name, '.');
- if (p) *p = '\0';
- }
- if (strlen(hp->h_name) + 1 > hostlen) {
-#ifdef INET6
- freehostent(hp);
-#endif
- return ENI_MEMORY;
- }
- strcpy(host, hp->h_name);
-#ifdef INET6
- freehostent(hp);
-#endif
- } else {
- if (flags & NI_NAMEREQD)
- return ENI_NOHOSTNAME;
- if (inet_ntop(afd->a_af, addr, numaddr, sizeof(numaddr))
- == NULL)
- return ENI_NOHOSTNAME;
- if (strlen(numaddr) > hostlen)
- return ENI_MEMORY;
- strcpy(host, numaddr);
- }
- }
- return SUCCESS;
-}