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ruby--ruby/ext/socket/socket.c
eban cd4d74e9be * ext/socket/socket.c (Init_socket): IPv6 is not supported although 
AF_INET6 is defined on MinGW.

* lib/ipaddr.rb (AF_INET6): workaround in the environment which does
  not support IPv6.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@5187 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2003-12-14 10:04:35 +00:00

2916 lines
65 KiB
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/************************************************
socket.c -
$Author$
$Date$
created at: Thu Mar 31 12:21:29 JST 1994
Copyright (C) 1993-2001 Yukihiro Matsumoto
************************************************/
#include "ruby.h"
#include "rubyio.h"
#include "rubysig.h"
#include "util.h"
#include <stdio.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_UIO_H
#include <sys/uio.h>
#endif
#ifndef _WIN32
#if defined(__BEOS__)
# include <net/socket.h>
#else
# include <sys/socket.h>
#endif
#include <netinet/in.h>
#ifdef HAVE_NETINET_IN_SYSTM_H
# include <netinet/in_systm.h>
#endif
#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif
#ifdef HAVE_NETINET_UDP_H
# include <netinet/udp.h>
#endif
#include <netdb.h>
#endif
#include <errno.h>
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
#if defined(HAVE_FCNTL)
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <sys/types.h>
#include <sys/time.h>
#include <fcntl.h>
#endif
#ifndef EWOULDBLOCK
#define EWOULDBLOCK EAGAIN
#endif
#ifndef HAVE_GETADDRINFO
# include "addrinfo.h"
#endif
#include "sockport.h"
static int do_not_reverse_lookup = 0;
VALUE rb_cBasicSocket;
VALUE rb_cIPSocket;
VALUE rb_cTCPSocket;
VALUE rb_cTCPServer;
VALUE rb_cUDPSocket;
#ifdef AF_UNIX
VALUE rb_cUNIXSocket;
VALUE rb_cUNIXServer;
#endif
VALUE rb_cSocket;
static VALUE rb_eSocket;
#ifdef SOCKS
VALUE rb_cSOCKSSocket;
#ifdef SOCKS5
#include <socks.h>
#else
void SOCKSinit();
int Rconnect();
#endif
#endif
#define INET_CLIENT 0
#define INET_SERVER 1
#define INET_SOCKS 2
#ifndef HAVE_SOCKADDR_STORAGE
/*
* RFC 2553: protocol-independent placeholder for socket addresses
*/
#define _SS_MAXSIZE 128
#define _SS_ALIGNSIZE (sizeof(double))
#define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(unsigned char) * 2)
#define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(unsigned char) * 2 - \
_SS_PAD1SIZE - _SS_ALIGNSIZE)
struct sockaddr_storage {
#ifdef HAVE_SA_LEN
unsigned char ss_len; /* address length */
unsigned char ss_family; /* address family */
#else
unsigned short ss_family;
#endif
char __ss_pad1[_SS_PAD1SIZE];
double __ss_align; /* force desired structure storage alignment */
char __ss_pad2[_SS_PAD2SIZE];
};
#endif
#if defined(INET6) && (defined(LOOKUP_ORDER_HACK_INET) || defined(LOOKUP_ORDER_HACK_INET6))
#define LOOKUP_ORDERS 3
static int lookup_order_table[LOOKUP_ORDERS] = {
#if defined(LOOKUP_ORDER_HACK_INET)
PF_INET, PF_INET6, PF_UNSPEC,
#elif defined(LOOKUP_ORDER_HACK_INET6)
PF_INET6, PF_INET, PF_UNSPEC,
#else
/* should not happen */
#endif
};
static int
ruby_getaddrinfo(nodename, servname, hints, res)
char *nodename;
char *servname;
struct addrinfo *hints;
struct addrinfo **res;
{
struct addrinfo tmp_hints;
int i, af, error;
if (hints->ai_family != PF_UNSPEC) {
return getaddrinfo(nodename, servname, hints, res);
}
for (i = 0; i < LOOKUP_ORDERS; i++) {
af = lookup_order_table[i];
MEMCPY(&tmp_hints, hints, struct addrinfo, 1);
tmp_hints.ai_family = af;
error = getaddrinfo(nodename, servname, &tmp_hints, res);
if (error) {
if (tmp_hints.ai_family == PF_UNSPEC) {
break;
}
}
else {
break;
}
}
return error;
}
#define getaddrinfo(node,serv,hints,res) ruby_getaddrinfo((node),(serv),(hints),(res))
#endif
#ifdef HAVE_CLOSESOCKET
#undef close
#define close closesocket
#endif
static VALUE
init_sock(sock, fd)
VALUE sock;
int fd;
{
OpenFile *fp;
MakeOpenFile(sock, fp);
fp->f = rb_fdopen(fd, "r");
fp->f2 = rb_fdopen(fd, "w");
fp->mode = FMODE_READWRITE;
rb_io_synchronized(fp);
return sock;
}
static VALUE
bsock_s_for_fd(klass, fd)
VALUE klass, fd;
{
OpenFile *fptr;
VALUE sock = init_sock(rb_obj_alloc(klass), NUM2INT(fd));
GetOpenFile(sock, fptr);
return sock;
}
static VALUE
bsock_shutdown(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE howto;
int how;
OpenFile *fptr;
if (rb_safe_level() >= 4 && !OBJ_TAINTED(sock)) {
rb_raise(rb_eSecurityError, "Insecure: can't shutdown socket");
}
rb_scan_args(argc, argv, "01", &howto);
if (howto == Qnil)
how = 2;
else {
how = NUM2INT(howto);
if (how < 0 || 2 < how) {
rb_raise(rb_eArgError, "`how' should be either 0, 1, 2");
}
}
GetOpenFile(sock, fptr);
if (shutdown(fileno(fptr->f), how) == -1)
rb_sys_fail(0);
return INT2FIX(0);
}
static VALUE
bsock_close_read(sock)
VALUE sock;
{
OpenFile *fptr;
if (rb_safe_level() >= 4 && !OBJ_TAINTED(sock)) {
rb_raise(rb_eSecurityError, "Insecure: can't close socket");
}
GetOpenFile(sock, fptr);
shutdown(fileno(fptr->f), 0);
if (!(fptr->mode & FMODE_WRITABLE)) {
return rb_io_close(sock);
}
fptr->mode &= ~FMODE_READABLE;
return Qnil;
}
static VALUE
bsock_close_write(sock)
VALUE sock;
{
OpenFile *fptr;
if (rb_safe_level() >= 4 && !OBJ_TAINTED(sock)) {
rb_raise(rb_eSecurityError, "Insecure: can't close socket");
}
GetOpenFile(sock, fptr);
if (!(fptr->mode & FMODE_READABLE)) {
return rb_io_close(sock);
}
shutdown(fileno(fptr->f2), 1);
fptr->mode &= ~FMODE_WRITABLE;
return Qnil;
}
static VALUE
bsock_setsockopt(sock, lev, optname, val)
VALUE sock, lev, optname, val;
{
int level, option;
OpenFile *fptr;
int i;
char *v;
int vlen;
rb_secure(2);
level = NUM2INT(lev);
option = NUM2INT(optname);
switch (TYPE(val)) {
case T_FIXNUM:
i = FIX2INT(val);
goto numval;
case T_FALSE:
i = 0;
goto numval;
case T_TRUE:
i = 1;
numval:
v = (char*)&i; vlen = sizeof(i);
break;
default:
StringValue(val);
v = RSTRING(val)->ptr;
vlen = RSTRING(val)->len;
break;
}
GetOpenFile(sock, fptr);
if (setsockopt(fileno(fptr->f), level, option, v, vlen) < 0)
rb_sys_fail(fptr->path);
return INT2FIX(0);
}
static VALUE
bsock_getsockopt(sock, lev, optname)
VALUE sock, lev, optname;
{
#if !defined(__BEOS__)
int level, option;
socklen_t len;
char *buf;
OpenFile *fptr;
level = NUM2INT(lev);
option = NUM2INT(optname);
len = 256;
buf = ALLOCA_N(char,len);
GetOpenFile(sock, fptr);
if (getsockopt(fileno(fptr->f), level, option, buf, &len) < 0)
rb_sys_fail(fptr->path);
return rb_str_new(buf, len);
#else
rb_notimplement();
#endif
}
static VALUE
bsock_getsockname(sock)
VALUE sock;
{
char buf[1024];
socklen_t len = sizeof buf;
OpenFile *fptr;
GetOpenFile(sock, fptr);
if (getsockname(fileno(fptr->f), (struct sockaddr*)buf, &len) < 0)
rb_sys_fail("getsockname(2)");
return rb_str_new(buf, len);
}
static VALUE
bsock_getpeername(sock)
VALUE sock;
{
char buf[1024];
socklen_t len = sizeof buf;
OpenFile *fptr;
GetOpenFile(sock, fptr);
if (getpeername(fileno(fptr->f), (struct sockaddr*)buf, &len) < 0)
rb_sys_fail("getpeername(2)");
return rb_str_new(buf, len);
}
static VALUE
bsock_send(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE mesg, to;
VALUE flags;
OpenFile *fptr;
FILE *f;
int fd, n;
rb_secure(4);
rb_scan_args(argc, argv, "21", &mesg, &flags, &to);
GetOpenFile(sock, fptr);
f = GetWriteFile(fptr);
fd = fileno(f);
rb_thread_fd_writable(fd);
StringValue(mesg);
retry:
if (!NIL_P(to)) {
StringValue(to);
n = sendto(fd, RSTRING(mesg)->ptr, RSTRING(mesg)->len, NUM2INT(flags),
(struct sockaddr*)RSTRING(to)->ptr, RSTRING(to)->len);
}
else {
n = send(fd, RSTRING(mesg)->ptr, RSTRING(mesg)->len, NUM2INT(flags));
}
if (n < 0) {
if (rb_io_wait_writable(fd)) {
goto retry;
}
rb_sys_fail("send(2)");
}
return INT2FIX(n);
}
static VALUE ipaddr _((struct sockaddr*));
#ifdef HAVE_SYS_UN_H
static VALUE unixaddr _((struct sockaddr_un*));
#endif
enum sock_recv_type {
RECV_RECV, /* BasicSocket#recv(no from) */
RECV_IP, /* IPSocket#recvfrom */
RECV_UNIX, /* UNIXSocket#recvfrom */
RECV_SOCKET /* Socket#recvfrom */
};
static VALUE
s_recvfrom(sock, argc, argv, from)
VALUE sock;
int argc;
VALUE *argv;
enum sock_recv_type from;
{
OpenFile *fptr;
VALUE str;
char buf[1024];
socklen_t alen = sizeof buf;
VALUE len, flg;
long slen;
int fd, flags;
rb_scan_args(argc, argv, "11", &len, &flg);
if (flg == Qnil) flags = 0;
else flags = NUM2INT(flg);
GetOpenFile(sock, fptr);
if (rb_read_pending(fptr->f)) {
rb_raise(rb_eIOError, "recv for buffered IO");
}
fd = fileno(fptr->f);
slen = NUM2INT(len);
str = rb_tainted_str_new(0, slen);
retry:
rb_thread_wait_fd(fd);
TRAP_BEG;
slen = recvfrom(fd, RSTRING(str)->ptr, slen, flags, (struct sockaddr*)buf, &alen);
TRAP_END;
if (slen < 0) {
if (rb_io_wait_readable(fd)) {
goto retry;
}
rb_sys_fail("recvfrom(2)");
}
if (slen < RSTRING(str)->len) {
RSTRING(str)->len = slen;
RSTRING(str)->ptr[slen] = '\0';
}
rb_obj_taint(str);
switch (from) {
case RECV_RECV:
return (VALUE)str;
case RECV_IP:
#if 0
if (alen != sizeof(struct sockaddr_in)) {
rb_raise(rb_eTypeError, "sockaddr size differs - should not happen");
}
#endif
return rb_assoc_new(str, ipaddr((struct sockaddr*)buf));
#ifdef HAVE_SYS_UN_H
case RECV_UNIX:
return rb_assoc_new(str, unixaddr((struct sockaddr_un*)buf));
#endif
case RECV_SOCKET:
return rb_assoc_new(str, rb_str_new(buf, alen));
default:
rb_bug("s_recvfrom called with bad value");
}
}
static VALUE
bsock_recv(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
return s_recvfrom(sock, argc, argv, RECV_RECV);
}
static VALUE
bsock_do_not_rev_lookup()
{
return do_not_reverse_lookup?Qtrue:Qfalse;
}
static VALUE
bsock_do_not_rev_lookup_set(self, val)
VALUE self, val;
{
rb_secure(4);
do_not_reverse_lookup = RTEST(val);
return val;
}
static void
make_ipaddr0(addr, buf, len)
struct sockaddr *addr;
char *buf;
size_t len;
{
int error;
error = getnameinfo(addr, SA_LEN(addr), buf, len, NULL, 0, NI_NUMERICHOST);
if (error) {
rb_raise(rb_eSocket, "getnameinfo: %s", gai_strerror(error));
}
}
static VALUE
make_ipaddr(addr)
struct sockaddr *addr;
{
char buf[1024];
make_ipaddr0(addr, buf, sizeof(buf));
return rb_str_new2(buf);
}
static void
make_inetaddr(host, buf, len)
long host;
char *buf;
size_t len;
{
struct sockaddr_in sin;
MEMZERO(&sin, struct sockaddr_in, 1);
sin.sin_family = AF_INET;
SET_SIN_LEN(&sin, sizeof(sin));
sin.sin_addr.s_addr = host;
make_ipaddr0((struct sockaddr*)&sin, buf, len);
}
static int
str_isnumber(p)
const char *p;
{
char *ep;
if (!p || *p == '\0')
return 0;
ep = NULL;
(void)strtoul(p, &ep, 10);
if (ep && *ep == '\0')
return 1;
else
return 0;
}
static char *
host_str(host, hbuf, len)
VALUE host;
char *hbuf;
size_t len;
{
if (NIL_P(host)) {
return NULL;
}
else if (rb_obj_is_kind_of(host, rb_cInteger)) {
long i = NUM2LONG(host);
make_inetaddr(htonl(i), hbuf, len);
return hbuf;
}
else {
char *name;
SafeStringValue(host);
name = RSTRING(host)->ptr;
if (!name || *name == 0 || (name[0] == '<' && strcmp(name, "<any>") == 0)) {
make_inetaddr(INADDR_ANY, hbuf, len);
}
else if (name[0] == '<' && strcmp(name, "<broadcast>") == 0) {
make_inetaddr(INADDR_BROADCAST, hbuf, len);
}
else if (strlen(name) >= len) {
rb_raise(rb_eArgError, "hostname too long (%d)", strlen(name));
}
else {
strcpy(hbuf, name);
}
return hbuf;
}
}
static char *
port_str(port, pbuf, len)
VALUE port;
char *pbuf;
size_t len;
{
if (NIL_P(port)) {
return 0;
}
else if (FIXNUM_P(port)) {
snprintf(pbuf, len, "%ld", FIX2LONG(port));
return pbuf;
}
else {
char *serv;
SafeStringValue(port);
serv = RSTRING(port)->ptr;
if (strlen(serv) >= len) {
rb_raise(rb_eArgError, "service name too long (%d)", strlen(serv));
}
strcpy(pbuf, serv);
return pbuf;
}
}
#ifndef NI_MAXHOST
# define 1025
#endif
#ifndef NI_MAXSERV
# define 32
#endif
static struct addrinfo*
sock_addrinfo(host, port, socktype, flags)
VALUE host, port;
int socktype, flags;
{
struct addrinfo hints, *hintsp, *res;
char *hostp, *portp;
int error;
char hbuf[NI_MAXHOST], pbuf[NI_MAXSERV];
hostp = host_str(host, hbuf, sizeof(hbuf));
portp = port_str(port, pbuf, sizeof(pbuf));
if (socktype == 0 && flags == 0 && str_isnumber(portp)) {
socktype = SOCK_DGRAM;
}
hintsp = &hints;
MEMZERO(&hints, struct addrinfo, 1);
hints.ai_family = PF_UNSPEC;
hints.ai_protocol = 0;
hints.ai_socktype = socktype;
hints.ai_flags = flags;
error = getaddrinfo(hostp, portp, hintsp, &res);
if (error) {
if (hostp && hostp[strlen(hostp)-1] == '\n') {
rb_raise(rb_eSocket, "newline at the end of hostname");
}
rb_raise(rb_eSocket, "getaddrinfo: %s", gai_strerror(error));
}
return res;
}
static VALUE
ipaddr(sockaddr)
struct sockaddr *sockaddr;
{
VALUE family, port, addr1, addr2;
VALUE ary;
int error;
char hbuf[1024], pbuf[1024];
switch (sockaddr->sa_family) {
case AF_UNSPEC:
family = rb_str_new2("AF_UNSPEC");
break;
case AF_INET:
family = rb_str_new2("AF_INET");
break;
#ifdef INET6
case AF_INET6:
family = rb_str_new2("AF_INET6");
break;
#endif
#ifdef AF_LOCAL
case AF_LOCAL:
family = rb_str_new2("AF_LOCAL");
break;
#elif AF_UNIX
case AF_UNIX:
family = rb_str_new2("AF_UNIX");
break;
#endif
default:
sprintf(pbuf, "unknown:%d", sockaddr->sa_family);
family = rb_str_new2(pbuf);
break;
}
if (!do_not_reverse_lookup) {
error = getnameinfo(sockaddr, SA_LEN(sockaddr), hbuf, sizeof(hbuf),
NULL, 0, 0);
if (error) {
rb_raise(rb_eSocket, "getnameinfo: %s", gai_strerror(error));
}
addr1 = rb_str_new2(hbuf);
}
error = getnameinfo(sockaddr, SA_LEN(sockaddr), hbuf, sizeof(hbuf),
pbuf, sizeof(pbuf), NI_NUMERICHOST | NI_NUMERICSERV);
if (error) {
rb_raise(rb_eSocket, "getnameinfo: %s", gai_strerror(error));
}
addr2 = rb_str_new2(hbuf);
if (do_not_reverse_lookup) {
addr1 = addr2;
}
port = INT2FIX(atoi(pbuf));
ary = rb_ary_new3(4, family, port, addr1, addr2);
return ary;
}
static int
ruby_socket(domain, type, proto)
int domain, type, proto;
{
int fd;
fd = socket(domain, type, proto);
if (fd < 0) {
if (errno == EMFILE || errno == ENFILE) {
rb_gc();
fd = socket(domain, type, proto);
}
}
return fd;
}
static void
thread_write_select(fd)
int fd;
{
fd_set fds;
FD_ZERO(&fds);
FD_SET(fd, &fds);
rb_thread_select(fd+1, 0, &fds, 0, 0);
}
#ifdef __CYGWIN__
#define WAIT_IN_PROGRESS 10
#endif
#ifdef __APPLE__
#define WAIT_IN_PROGRESS 10
#endif
#ifdef __linux__
/* returns correct error */
#define WAIT_IN_PROGRESS 0
#endif
#ifndef WAIT_IN_PROGRESS
/* BSD origin code apparently has a problem */
#define WAIT_IN_PROGRESS 1
#endif
static int
ruby_connect(fd, sockaddr, len, socks)
int fd;
struct sockaddr *sockaddr;
int len;
int socks;
{
int status;
int mode;
#if WAIT_IN_PROGRESS > 0
int wait_in_progress = -1;
int sockerr, sockerrlen;
#endif
#if defined(HAVE_FCNTL)
mode = fcntl(fd, F_GETFL, 0);
#ifdef O_NDELAY
# define NONBLOCKING O_NDELAY
#else
#ifdef O_NBIO
# define NONBLOCKING O_NBIO
#else
# define NONBLOCKING O_NONBLOCK
#endif
#endif
#ifdef SOCKS5
if (!socks)
#endif
fcntl(fd, F_SETFL, mode|NONBLOCKING);
#endif /* HAVE_FCNTL */
for (;;) {
#if defined(SOCKS) && !defined(SOCKS5)
if (socks) {
status = Rconnect(fd, sockaddr, len);
}
else
#endif
{
status = connect(fd, sockaddr, len);
}
if (status < 0) {
switch (errno) {
case EAGAIN:
#ifdef EINPROGRESS
case EINPROGRESS:
#endif
#if WAIT_IN_PROGRESS > 0
sockerrlen = sizeof(sockerr);
status = getsockopt(fd, SOL_SOCKET, SO_ERROR, (void *)&sockerr, &sockerrlen);
if (status) break;
if (sockerr) {
status = -1;
errno = sockerr;
break;
}
#endif
#ifdef EALREADY
case EALREADY:
#endif
#if WAIT_IN_PROGRESS > 0
wait_in_progress = WAIT_IN_PROGRESS;
#endif
thread_write_select(fd);
continue;
#if WAIT_IN_PROGRESS > 0
case EINVAL:
if (wait_in_progress-- > 0) {
/*
* connect() after EINPROGRESS returns EINVAL on
* some platforms, need to check true error
* status.
*/
sockerrlen = sizeof(sockerr);
status = getsockopt(fd, SOL_SOCKET, SO_ERROR, (void *)&sockerr, &sockerrlen);
if (!status && !sockerr) {
struct timeval tv = {0, 100000};
rb_thread_wait_for(tv);
continue;
}
status = -1;
errno = sockerr;
}
break;
#endif
#ifdef EISCONN
case EISCONN:
status = 0;
errno = 0;
break;
#endif
default:
break;
}
}
#ifdef HAVE_FCNTL
fcntl(fd, F_SETFL, mode);
#endif
return status;
}
}
struct inetsock_arg
{
VALUE sock;
struct {
VALUE host, serv;
struct addrinfo *res;
} remote, local;
int type;
int fd;
};
static VALUE
inetsock_cleanup(arg)
struct inetsock_arg *arg;
{
if (arg->remote.res) {
freeaddrinfo(arg->remote.res);
arg->remote.res = 0;
}
if (arg->local.res) {
freeaddrinfo(arg->local.res);
arg->local.res = 0;
}
if (arg->fd >= 0) {
close(arg->fd);
}
return Qnil;
}
static VALUE
init_inetsock_internal(arg)
struct inetsock_arg *arg;
{
int type = arg->type;
struct addrinfo *res;
int fd, status = 0;
char *syscall;
arg->remote.res = sock_addrinfo(arg->remote.host, arg->remote.serv, SOCK_STREAM,
(type == INET_SERVER) ? AI_PASSIVE : 0);
/*
* Maybe also accept a local address
*/
if (type != INET_SERVER && (!NIL_P(arg->local.host) || !NIL_P(arg->local.serv))) {
arg->local.res = sock_addrinfo(arg->local.host, arg->local.serv, SOCK_STREAM, 0);
}
arg->fd = fd = -1;
for (res = arg->remote.res; res; res = res->ai_next) {
status = ruby_socket(res->ai_family,res->ai_socktype,res->ai_protocol);
syscall = "socket(2)";
fd = status;
if (fd < 0) {
continue;
}
arg->fd = fd;
if (type == INET_SERVER) {
#ifndef _WIN32
status = 1;
setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
(char*)&status, sizeof(status));
#endif
status = bind(fd, res->ai_addr, res->ai_addrlen);
syscall = "bind(2)";
}
else {
if (arg->local.res) {
status = bind(fd, arg->local.res->ai_addr, arg->local.res->ai_addrlen);
syscall = "bind(2)";
}
if (status >= 0) {
status = ruby_connect(fd, res->ai_addr, res->ai_addrlen,
(type == INET_SOCKS));
syscall = "connect(2)";
}
}
if (status < 0) {
close(fd);
arg->fd = fd = -1;
continue;
} else
break;
}
if (status < 0) {
rb_sys_fail(syscall);
}
arg->fd = -1;
if (type == INET_SERVER)
listen(fd, 5);
/* create new instance */
return init_sock(arg->sock, fd);
}
static VALUE
init_inetsock(sock, remote_host, remote_serv, local_host, local_serv, type)
VALUE sock, remote_host, remote_serv, local_host, local_serv;
int type;
{
struct inetsock_arg arg;
arg.sock = sock;
arg.remote.host = remote_host;
arg.remote.serv = remote_serv;
arg.remote.res = 0;
arg.local.host = local_host;
arg.local.serv = local_serv;
arg.local.res = 0;
arg.type = type;
arg.fd = -1;
return rb_ensure(init_inetsock_internal, (VALUE)&arg,
inetsock_cleanup, (VALUE)&arg);
}
static VALUE
tcp_init(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE remote_host, remote_serv;
VALUE local_host, local_serv;
rb_scan_args(argc, argv, "22", &remote_host, &remote_serv,
&local_host, &local_serv);
return init_inetsock(sock, remote_host, remote_serv,
local_host, local_serv, INET_CLIENT);
}
#ifdef SOCKS
static VALUE
socks_init(sock, host, serv)
VALUE sock, host, serv;
{
static init = 0;
if (init == 0) {
SOCKSinit("ruby");
init = 1;
}
return init_inetsock(sock, host, serv, Qnil, Qnil, INET_SOCKS);
}
#ifdef SOCKS5
static VALUE
socks_s_close(sock)
VALUE sock;
{
OpenFile *fptr;
if (rb_safe_level() >= 4 && !OBJ_TAINTED(sock)) {
rb_raise(rb_eSecurityError, "Insecure: can't close socket");
}
GetOpenFile(sock, fptr);
shutdown(fileno(fptr->f), 2);
shutdown(fileno(fptr->f2), 2);
return rb_io_close(sock);
}
#endif
#endif
static VALUE
make_hostent(addr, ipaddr)
struct addrinfo *addr;
VALUE (*ipaddr) _((struct sockaddr*, size_t));
{
struct addrinfo *ai;
struct hostent *h;
VALUE ary, names;
char **pch;
ary = rb_ary_new();
rb_ary_push(ary, rb_str_new2(addr->ai_canonname));
#if defined(HAVE_GETIPNODEBYNAME)
{
int error;
h = getipnodebyname(addr->ai_canonname, addr->ai_family, AI_ALL, &error);
}
#elif defined(HAVE_GETHOSTBYNAME2)
h = gethostbyname2(addr->ai_canonname, addr->ai_family);
#else
h = gethostbyname(addr->ai_canonname);
#endif
if (h) {
names = rb_ary_new();
if (h->h_aliases != NULL) {
for (pch = h->h_aliases; *pch; pch++) {
rb_ary_push(names, rb_str_new2(*pch));
}
}
#if defined(HAVE_GETIPNODEBYNAME)
freehostent(h);
#endif
}
else {
names = rb_ary_new2(0);
}
rb_ary_push(ary, names);
rb_ary_push(ary, INT2NUM(addr->ai_family));
for (ai = addr; ai; ai = ai->ai_next) {
rb_ary_push(ary, (*ipaddr)(ai->ai_addr, ai->ai_addrlen));
}
return ary;
}
VALUE
tcp_sockaddr(addr, len)
struct sockaddr *addr;
size_t len;
{
return make_ipaddr(addr);
}
static VALUE
tcp_s_gethostbyname(obj, host)
VALUE obj, host;
{
rb_secure(3);
return make_hostent(sock_addrinfo(host, Qnil, SOCK_STREAM, AI_CANONNAME), tcp_sockaddr);
}
static VALUE
tcp_svr_init(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE arg1, arg2;
if (rb_scan_args(argc, argv, "11", &arg1, &arg2) == 2)
return init_inetsock(sock, arg1, arg2, Qnil, Qnil, INET_SERVER);
else
return init_inetsock(sock, Qnil, arg1, Qnil, Qnil, INET_SERVER);
}
static VALUE
s_accept(klass, fd, sockaddr, len)
VALUE klass;
int fd;
struct sockaddr *sockaddr;
socklen_t *len;
{
int fd2;
int retry = 0;
rb_secure(3);
retry:
rb_thread_wait_fd(fd);
#if defined(_nec_ews)
fd2 = accept(fd, sockaddr, len);
#else
TRAP_BEG;
fd2 = accept(fd, sockaddr, len);
TRAP_END;
#endif
if (fd2 < 0) {
switch (errno) {
case EMFILE:
case ENFILE:
if (retry) break;
rb_gc();
retry = 1;
goto retry;
default:
if (!rb_io_wait_readable(fd)) break;
retry = 0;
goto retry;
}
rb_sys_fail(0);
}
if (!klass) return INT2NUM(fd2);
return init_sock(rb_obj_alloc(klass), fd2);
}
static VALUE
tcp_accept(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_storage from;
socklen_t fromlen;
GetOpenFile(sock, fptr);
fromlen = sizeof(from);
return s_accept(rb_cTCPSocket, fileno(fptr->f),
(struct sockaddr*)&from, &fromlen);
}
static VALUE
tcp_sysaccept(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_storage from;
socklen_t fromlen;
GetOpenFile(sock, fptr);
fromlen = sizeof(from);
return s_accept(0, fileno(fptr->f), (struct sockaddr*)&from, &fromlen);
}
#ifdef HAVE_SYS_UN_H
struct unixsock_arg {
struct sockaddr_un *sockaddr;
int fd;
};
static VALUE
unixsock_connect_internal(arg)
struct unixsock_arg *arg;
{
return (VALUE)ruby_connect(arg->fd, arg->sockaddr, sizeof(*arg->sockaddr),
0);
}
static VALUE
init_unixsock(sock, path, server)
VALUE sock;
VALUE path;
int server;
{
struct sockaddr_un sockaddr;
int fd, status;
OpenFile *fptr;
SafeStringValue(path);
fd = ruby_socket(AF_UNIX, SOCK_STREAM, 0);
if (fd < 0) {
rb_sys_fail("socket(2)");
}
MEMZERO(&sockaddr, struct sockaddr_un, 1);
sockaddr.sun_family = AF_UNIX;
strncpy(sockaddr.sun_path, RSTRING(path)->ptr, sizeof(sockaddr.sun_path)-1);
sockaddr.sun_path[sizeof(sockaddr.sun_path)-1] = '\0';
if (server) {
status = bind(fd, (struct sockaddr*)&sockaddr, sizeof(sockaddr));
}
else {
int prot;
struct unixsock_arg arg;
arg.sockaddr = &sockaddr;
arg.fd = fd;
status = rb_protect(unixsock_connect_internal, (VALUE)&arg, &prot);
if (prot) {
close(fd);
rb_jump_tag(prot);
}
}
if (status < 0) {
close(fd);
rb_sys_fail(sockaddr.sun_path);
}
if (server) listen(fd, 5);
init_sock(sock, fd);
GetOpenFile(sock, fptr);
fptr->path = strdup(RSTRING(path)->ptr);
return sock;
}
#endif
static VALUE
ip_addr(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_storage addr;
socklen_t len = sizeof addr;
GetOpenFile(sock, fptr);
if (getsockname(fileno(fptr->f), (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getsockname(2)");
return ipaddr((struct sockaddr*)&addr);
}
static VALUE
ip_peeraddr(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_storage addr;
socklen_t len = sizeof addr;
GetOpenFile(sock, fptr);
if (getpeername(fileno(fptr->f), (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getpeername(2)");
return ipaddr((struct sockaddr*)&addr);
}
static VALUE
ip_recvfrom(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
return s_recvfrom(sock, argc, argv, RECV_IP);
}
static VALUE
ip_s_getaddress(obj, host)
VALUE obj, host;
{
struct sockaddr_storage addr;
struct addrinfo *res = sock_addrinfo(host, Qnil, SOCK_STREAM, 0);
/* just take the first one */
memcpy(&addr, res->ai_addr, res->ai_addrlen);
freeaddrinfo(res);
return make_ipaddr((struct sockaddr*)&addr);
}
static VALUE
udp_init(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE arg;
int socktype = AF_INET;
int fd;
rb_secure(3);
if (rb_scan_args(argc, argv, "01", &arg) == 1) {
socktype = NUM2INT(arg);
}
fd = ruby_socket(socktype, SOCK_DGRAM, 0);
if (fd < 0) {
rb_sys_fail("socket(2) - udp");
}
return init_sock(sock, fd);
}
struct udp_arg
{
struct addrinfo *res;
int fd;
};
static VALUE
udp_connect_internal(arg)
struct udp_arg *arg;
{
int fd = arg->fd;
struct addrinfo *res;
for (res = arg->res; res; res = res->ai_next) {
if (ruby_connect(fd, res->ai_addr, res->ai_addrlen, 0) >= 0) {
return Qtrue;
}
}
return Qfalse;
}
static VALUE
udp_connect(sock, host, port)
VALUE sock, host, port;
{
OpenFile *fptr;
struct udp_arg arg;
VALUE ret;
rb_secure(3);
GetOpenFile(sock, fptr);
arg.res = sock_addrinfo(host, port, SOCK_DGRAM, 0);
arg.fd = fileno(fptr->f);
ret = rb_ensure(udp_connect_internal, (VALUE)&arg,
RUBY_METHOD_FUNC(freeaddrinfo), (VALUE)arg.res);
if (!ret) rb_sys_fail("connect(2)");
return INT2FIX(0);
}
static VALUE
udp_bind(sock, host, port)
VALUE sock, host, port;
{
OpenFile *fptr;
struct addrinfo *res0, *res;
rb_secure(3);
GetOpenFile(sock, fptr);
res0 = sock_addrinfo(host, port, SOCK_DGRAM, 0);
for (res = res0; res; res = res->ai_next) {
if (bind(fileno(fptr->f), res->ai_addr, res->ai_addrlen) < 0) {
continue;
}
freeaddrinfo(res0);
return INT2FIX(0);
}
freeaddrinfo(res0);
rb_sys_fail("bind(2)");
return INT2FIX(0);
}
static VALUE
udp_send(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
VALUE mesg, flags, host, port;
OpenFile *fptr;
FILE *f;
int n;
struct addrinfo *res0, *res;
if (argc == 2 || argc == 3) {
return bsock_send(argc, argv, sock);
}
rb_secure(4);
rb_scan_args(argc, argv, "4", &mesg, &flags, &host, &port);
GetOpenFile(sock, fptr);
res0 = sock_addrinfo(host, port, SOCK_DGRAM, 0);
f = GetWriteFile(fptr);
StringValue(mesg);
for (res = res0; res; res = res->ai_next) {
retry:
n = sendto(fileno(f), RSTRING(mesg)->ptr, RSTRING(mesg)->len, NUM2INT(flags),
res->ai_addr, res->ai_addrlen);
if (n >= 0) {
freeaddrinfo(res0);
return INT2FIX(n);
}
if (rb_io_wait_writable(fileno(f))) {
goto retry;
}
}
freeaddrinfo(res0);
rb_sys_fail("sendto(2)");
return INT2FIX(n);
}
#ifdef HAVE_SYS_UN_H
static VALUE
unix_init(sock, path)
VALUE sock, path;
{
return init_unixsock(sock, path, 0);
}
static VALUE
unix_path(sock)
VALUE sock;
{
OpenFile *fptr;
GetOpenFile(sock, fptr);
if (fptr->path == 0) {
struct sockaddr_un addr;
socklen_t len = sizeof(addr);
if (getsockname(fileno(fptr->f), (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail(0);
fptr->path = strdup(addr.sun_path);
}
return rb_str_new2(fptr->path);
}
static VALUE
unix_svr_init(sock, path)
VALUE sock, path;
{
return init_unixsock(sock, path, 1);
}
static VALUE
unix_recvfrom(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
return s_recvfrom(sock, argc, argv, RECV_UNIX);
}
static VALUE
unix_send_io(sock, val)
VALUE sock, val;
{
#if defined(HAVE_SENDMSG) && (defined(HAVE_ST_MSG_CONTROL) || defined(HAVE_ST_MSG_ACCRIGHTS))
int fd;
OpenFile *fptr;
struct msghdr msg;
struct iovec vec[1];
char buf[1];
#if defined(HAVE_ST_MSG_CONTROL)
struct {
struct cmsghdr hdr;
int fd;
} cmsg;
#endif
if (rb_obj_is_kind_of(val, rb_cIO)) {
OpenFile *valfptr;
GetOpenFile(val, valfptr);
fd = fileno(valfptr->f);
}
else if (FIXNUM_P(val)) {
fd = FIX2INT(val);
}
else {
rb_raise(rb_eTypeError, "IO nor file descriptor");
}
GetOpenFile(sock, fptr);
msg.msg_name = NULL;
msg.msg_namelen = 0;
/* Linux and Solaris doesn't work if msg_iov is NULL. */
buf[0] = '\0';
vec[0].iov_base = buf;
vec[0].iov_len = 1;
msg.msg_iov = vec;
msg.msg_iovlen = 1;
#if defined(HAVE_ST_MSG_CONTROL)
msg.msg_control = (caddr_t)&cmsg;
msg.msg_controllen = sizeof(struct cmsghdr) + sizeof(int);
msg.msg_flags = 0;
cmsg.hdr.cmsg_len = sizeof(struct cmsghdr) + sizeof(int);
cmsg.hdr.cmsg_level = SOL_SOCKET;
cmsg.hdr.cmsg_type = SCM_RIGHTS;
cmsg.fd = fd;
#else
msg.msg_accrights = (caddr_t)&fd;
msg.msg_accrightslen = sizeof(fd);
#endif
if (sendmsg(fileno(fptr->f), &msg, 0) == -1)
rb_sys_fail("sendmsg(2)");
return Qnil;
#else
rb_notimplement();
return Qnil; /* not reached */
#endif
}
#if defined(HAVE_RECVMSG) && (defined(HAVE_ST_MSG_CONTROL) || defined(HAVE_ST_MSG_ACCRIGHTS))
static void
thread_read_select(fd)
int fd;
{
fd_set fds;
FD_ZERO(&fds);
FD_SET(fd, &fds);
rb_thread_select(fd+1, &fds, 0, 0, 0);
}
#endif
static VALUE
unix_recv_io(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
#if defined(HAVE_RECVMSG) && (defined(HAVE_ST_MSG_CONTROL) || defined(HAVE_ST_MSG_ACCRIGHTS))
VALUE klass, mode;
OpenFile *fptr;
struct msghdr msg;
struct iovec vec[2];
char buf[1];
int fd;
#if defined(HAVE_ST_MSG_CONTROL)
struct {
struct cmsghdr hdr;
int fd;
} cmsg;
#endif
rb_scan_args(argc, argv, "02", &klass, &mode);
if (argc == 0)
klass = rb_cIO;
if (argc <= 1)
mode = Qnil;
GetOpenFile(sock, fptr);
thread_read_select(fileno(fptr->f));
msg.msg_name = NULL;
msg.msg_namelen = 0;
vec[0].iov_base = buf;
vec[0].iov_len = sizeof(buf);
msg.msg_iov = vec;
msg.msg_iovlen = 1;
#if defined(HAVE_ST_MSG_CONTROL)
msg.msg_control = (caddr_t)&cmsg;
msg.msg_controllen = sizeof(struct cmsghdr) + sizeof(int);
msg.msg_flags = 0;
cmsg.hdr.cmsg_len = sizeof(struct cmsghdr) + sizeof(int);
cmsg.hdr.cmsg_level = SOL_SOCKET;
cmsg.hdr.cmsg_type = SCM_RIGHTS;
cmsg.fd = -1;
#else
msg.msg_accrights = (caddr_t)&fd;
msg.msg_accrightslen = sizeof(fd);
fd = -1;
#endif
if (recvmsg(fileno(fptr->f), &msg, 0) == -1)
rb_sys_fail("recvmsg(2)");
if (
#if defined(HAVE_ST_MSG_CONTROL)
msg.msg_controllen != sizeof(struct cmsghdr) + sizeof(int) ||
cmsg.hdr.cmsg_len != sizeof(struct cmsghdr) + sizeof(int) ||
cmsg.hdr.cmsg_level != SOL_SOCKET ||
cmsg.hdr.cmsg_type != SCM_RIGHTS
#else
msg.msg_accrightslen != sizeof(fd)
#endif
) {
rb_raise(rb_eSocket, "File descriptor was not passed");
}
#if defined(HAVE_ST_MSG_CONTROL)
fd = cmsg.fd;
#endif
if (klass == Qnil)
return INT2FIX(fd);
else {
static ID for_fd = 0;
int ff_argc;
VALUE ff_argv[2];
if (!for_fd)
for_fd = rb_intern("for_fd");
ff_argc = mode == Qnil ? 1 : 2;
ff_argv[0] = INT2FIX(fd);
ff_argv[1] = mode;
return rb_funcall2(klass, for_fd, ff_argc, ff_argv);
}
#else
rb_notimplement();
return Qnil; /* not reached */
#endif
}
static VALUE
unix_accept(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_un from;
socklen_t fromlen;
GetOpenFile(sock, fptr);
fromlen = sizeof(struct sockaddr_un);
return s_accept(rb_cUNIXSocket, fileno(fptr->f),
(struct sockaddr*)&from, &fromlen);
}
static VALUE
unix_sysaccept(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_un from;
socklen_t fromlen;
GetOpenFile(sock, fptr);
fromlen = sizeof(struct sockaddr_un);
return s_accept(0, fileno(fptr->f), (struct sockaddr*)&from, &fromlen);
}
static VALUE
unixaddr(sockaddr)
struct sockaddr_un *sockaddr;
{
return rb_assoc_new(rb_str_new2("AF_UNIX"),
rb_str_new2(sockaddr->sun_path));
}
static VALUE
unix_addr(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_un addr;
socklen_t len = sizeof addr;
GetOpenFile(sock, fptr);
if (getsockname(fileno(fptr->f), (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getsockname(2)");
if (len == 0)
addr.sun_path[0] = '\0';
return unixaddr(&addr);
}
static VALUE
unix_peeraddr(sock)
VALUE sock;
{
OpenFile *fptr;
struct sockaddr_un addr;
socklen_t len = sizeof addr;
GetOpenFile(sock, fptr);
if (getpeername(fileno(fptr->f), (struct sockaddr*)&addr, &len) < 0)
rb_sys_fail("getsockname(2)");
if (len == 0)
addr.sun_path[0] = '\0';
return unixaddr(&addr);
}
#endif
static void
setup_domain_and_type(domain, dv, type, tv)
VALUE domain, type;
int *dv, *tv;
{
char *ptr;
if (TYPE(domain) == T_STRING) {
SafeStringValue(domain);
ptr = RSTRING(domain)->ptr;
if (strcmp(ptr, "AF_INET") == 0)
*dv = AF_INET;
#ifdef AF_UNIX
else if (strcmp(ptr, "AF_UNIX") == 0)
*dv = AF_UNIX;
#endif
#ifdef AF_ISO
else if (strcmp(ptr, "AF_ISO") == 0)
*dv = AF_ISO;
#endif
#ifdef AF_NS
else if (strcmp(ptr, "AF_NS") == 0)
*dv = AF_NS;
#endif
#ifdef AF_IMPLINK
else if (strcmp(ptr, "AF_IMPLINK") == 0)
*dv = AF_IMPLINK;
#endif
#ifdef PF_INET
else if (strcmp(ptr, "PF_INET") == 0)
*dv = PF_INET;
#endif
#ifdef PF_UNIX
else if (strcmp(ptr, "PF_UNIX") == 0)
*dv = PF_UNIX;
#endif
#ifdef PF_IMPLINK
else if (strcmp(ptr, "PF_IMPLINK") == 0)
*dv = PF_IMPLINK;
else if (strcmp(ptr, "AF_IMPLINK") == 0)
*dv = AF_IMPLINK;
#endif
#ifdef PF_AX25
else if (strcmp(ptr, "PF_AX25") == 0)
*dv = PF_AX25;
#endif
#ifdef PF_IPX
else if (strcmp(ptr, "PF_IPX") == 0)
*dv = PF_IPX;
#endif
else
rb_raise(rb_eSocket, "Unknown socket domain %s", ptr);
}
else {
*dv = NUM2INT(domain);
}
if (TYPE(type) == T_STRING) {
SafeStringValue(type);
ptr = RSTRING(type)->ptr;
if (strcmp(ptr, "SOCK_STREAM") == 0)
*tv = SOCK_STREAM;
else if (strcmp(ptr, "SOCK_DGRAM") == 0)
*tv = SOCK_DGRAM;
#ifdef SOCK_RAW
else if (strcmp(ptr, "SOCK_RAW") == 0)
*tv = SOCK_RAW;
#endif
#ifdef SOCK_SEQPACKET
else if (strcmp(ptr, "SOCK_SEQPACKET") == 0)
*tv = SOCK_SEQPACKET;
#endif
#ifdef SOCK_RDM
else if (strcmp(ptr, "SOCK_RDM") == 0)
*tv = SOCK_RDM;
#endif
#ifdef SOCK_PACKET
else if (strcmp(ptr, "SOCK_PACKET") == 0)
*tv = SOCK_PACKET;
#endif
else
rb_raise(rb_eSocket, "Unknown socket type %s", ptr);
}
else {
*tv = NUM2INT(type);
}
}
static VALUE
sock_initialize(sock, domain, type, protocol)
VALUE sock, domain, type, protocol;
{
int fd;
int d, t;
rb_secure(3);
setup_domain_and_type(domain, &d, type, &t);
fd = ruby_socket(d, t, NUM2INT(protocol));
if (fd < 0) rb_sys_fail("socket(2)");
return init_sock(sock, fd);
}
static VALUE
sock_s_socketpair(klass, domain, type, protocol)
VALUE klass, domain, type, protocol;
{
#if !defined(_WIN32) && !defined(__BEOS__) && !defined(__EMX__) && !defined(__QNXNTO__)
int d, t, sp[2];
setup_domain_and_type(domain, &d, type, &t);
again:
if (socketpair(d, t, NUM2INT(protocol), sp) < 0) {
if (errno == EMFILE || errno == ENFILE) {
rb_gc();
goto again;
}
rb_sys_fail("socketpair(2)");
}
return rb_assoc_new(init_sock(rb_obj_alloc(klass), sp[0]),
init_sock(rb_obj_alloc(klass), sp[1]));
#else
rb_notimplement();
#endif
}
#ifdef HAVE_SYS_UN_H
static VALUE
unix_s_socketpair(argc, argv, klass)
int argc;
VALUE *argv;
VALUE klass;
{
VALUE domain, type, protocol;
domain = INT2FIX(PF_UNIX);
rb_scan_args(argc, argv, "02", &type, &protocol);
if (argc == 0)
type = INT2FIX(SOCK_STREAM);
if (argc <= 1)
protocol = INT2FIX(0);
return sock_s_socketpair(klass, domain, type, protocol);
}
#endif
static VALUE
sock_connect(sock, addr)
VALUE sock, addr;
{
OpenFile *fptr;
int fd;
StringValue(addr);
rb_str_modify(addr);
GetOpenFile(sock, fptr);
fd = fileno(fptr->f);
if (ruby_connect(fd, (struct sockaddr*)RSTRING(addr)->ptr, RSTRING(addr)->len, 0) < 0) {
rb_sys_fail("connect(2)");
}
return INT2FIX(0);
}
static VALUE
sock_bind(sock, addr)
VALUE sock, addr;
{
OpenFile *fptr;
StringValue(addr);
rb_str_modify(addr);
GetOpenFile(sock, fptr);
if (bind(fileno(fptr->f), (struct sockaddr*)RSTRING(addr)->ptr, RSTRING(addr)->len) < 0)
rb_sys_fail("bind(2)");
return INT2FIX(0);
}
static VALUE
sock_listen(sock, log)
VALUE sock, log;
{
OpenFile *fptr;
rb_secure(4);
GetOpenFile(sock, fptr);
if (listen(fileno(fptr->f), NUM2INT(log)) < 0)
rb_sys_fail("listen(2)");
return INT2FIX(0);
}
static VALUE
sock_recvfrom(argc, argv, sock)
int argc;
VALUE *argv;
VALUE sock;
{
return s_recvfrom(sock, argc, argv, RECV_SOCKET);
}
static VALUE
sock_accept(sock)
VALUE sock;
{
OpenFile *fptr;
VALUE sock2;
char buf[1024];
socklen_t len = sizeof buf;
GetOpenFile(sock, fptr);
sock2 = s_accept(rb_cSocket,fileno(fptr->f),(struct sockaddr*)buf,&len);
return rb_assoc_new(sock2, rb_str_new(buf, len));
}
static VALUE
sock_sysaccept(sock)
VALUE sock;
{
OpenFile *fptr;
VALUE sock2;
char buf[1024];
socklen_t len = sizeof buf;
GetOpenFile(sock, fptr);
sock2 = s_accept(0,fileno(fptr->f),(struct sockaddr*)buf,&len);
return rb_assoc_new(sock2, rb_str_new(buf, len));
}
#ifdef HAVE_GETHOSTNAME
static VALUE
sock_gethostname(obj)
VALUE obj;
{
char buf[1024];
rb_secure(3);
if (gethostname(buf, (int)sizeof buf - 1) < 0)
rb_sys_fail("gethostname");
buf[sizeof buf - 1] = '\0';
return rb_str_new2(buf);
}
#else
#ifdef HAVE_UNAME
#include <sys/utsname.h>
static VALUE
sock_gethostname(obj)
VALUE obj;
{
struct utsname un;
rb_secure(3);
uname(&un);
return rb_str_new2(un.nodename);
}
#else
static VALUE
sock_gethostname(obj)
VALUE obj;
{
rb_notimplement();
}
#endif
#endif
static VALUE
make_addrinfo(res0)
struct addrinfo *res0;
{
VALUE base, ary;
struct addrinfo *res;
if (res0 == NULL) {
rb_raise(rb_eSocket, "host not found");
}
base = rb_ary_new();
for (res = res0; res; res = res->ai_next) {
ary = ipaddr(res->ai_addr);
rb_ary_push(ary, INT2FIX(res->ai_family));
rb_ary_push(ary, INT2FIX(res->ai_socktype));
rb_ary_push(ary, INT2FIX(res->ai_protocol));
rb_ary_push(base, ary);
}
return base;
}
VALUE
sock_sockaddr(addr, len)
struct sockaddr *addr;
size_t len;
{
return rb_str_new((char*)addr, len);
}
static VALUE
sock_s_gethostbyname(obj, host)
VALUE obj, host;
{
rb_secure(3);
return make_hostent(sock_addrinfo(host, Qnil, SOCK_STREAM, AI_CANONNAME), sock_sockaddr);
}
static VALUE
sock_s_gethostbyaddr(argc, argv)
int argc;
VALUE *argv;
{
VALUE addr, type;
struct hostent *h;
struct sockaddr *sa;
char **pch;
VALUE ary, names;
int t = AF_INET;
rb_scan_args(argc, argv, "11", &addr, &type);
sa = (struct sockaddr*)StringValuePtr(addr);
if (!NIL_P(type)) {
t = NUM2INT(type);
}
#ifdef INET6
else if (RSTRING(addr)->len == 16) {
t = AF_INET6;
}
#endif
h = gethostbyaddr((char*)RSTRING(addr)->ptr, RSTRING(addr)->len, t);
if (h == NULL) {
#ifdef HAVE_HSTRERROR
extern int h_errno;
rb_raise(rb_eSocket, "%s", (char*)hstrerror(h_errno));
#else
rb_raise(rb_eSocket, "host not found");
#endif
}
ary = rb_ary_new();
rb_ary_push(ary, rb_str_new2(h->h_name));
names = rb_ary_new();
rb_ary_push(ary, names);
if (h->h_aliases != NULL) {
for (pch = h->h_aliases; *pch; pch++) {
rb_ary_push(names, rb_str_new2(*pch));
}
}
rb_ary_push(ary, INT2NUM(h->h_addrtype));
#ifdef h_addr
for (pch = h->h_addr_list; *pch; pch++) {
rb_ary_push(ary, rb_str_new(*pch, h->h_length));
}
#else
rb_ary_push(ary, rb_str_new(h->h_addr, h->h_length));
#endif
return ary;
}
static VALUE
sock_s_getservbyaname(argc, argv)
int argc;
VALUE *argv;
{
VALUE service, protocol;
char *proto;
struct servent *sp;
int port;
rb_scan_args(argc, argv, "11", &service, &protocol);
if (NIL_P(protocol)) proto = "tcp";
else proto = StringValuePtr(protocol);
StringValue(service);
sp = getservbyname((char*)RSTRING(service)->ptr, proto);
if (sp) {
port = ntohs(sp->s_port);
}
else {
char *s = RSTRING(service)->ptr;
char *end;
port = strtoul(s, &end, 0);
if (*end != '\0') {
rb_raise(rb_eSocket, "no such service %s/%s", s, proto);
}
}
return INT2FIX(port);
}
static VALUE
sock_s_getaddrinfo(argc, argv)
int argc;
VALUE *argv;
{
VALUE host, port, family, socktype, protocol, flags, ret;
char hbuf[1024], pbuf[1024];
char *hptr, *pptr, *ap;
struct addrinfo hints, *res;
int error;
host = port = family = socktype = protocol = flags = Qnil;
rb_scan_args(argc, argv, "24", &host, &port, &family, &socktype, &protocol, &flags);
if (NIL_P(host)) {
hptr = NULL;
}
else {
strncpy(hbuf, StringValuePtr(host), sizeof(hbuf));
hbuf[sizeof(hbuf) - 1] = '\0';
hptr = hbuf;
}
if (NIL_P(port)) {
pptr = NULL;
}
else if (FIXNUM_P(port)) {
snprintf(pbuf, sizeof(pbuf), "%ld", FIX2LONG(port));
pptr = pbuf;
}
else {
strncpy(pbuf, StringValuePtr(port), sizeof(pbuf));
pbuf[sizeof(pbuf) - 1] = '\0';
pptr = pbuf;
}
MEMZERO(&hints, struct addrinfo, 1);
if (NIL_P(family)) {
hints.ai_family = PF_UNSPEC;
}
else if (FIXNUM_P(family)) {
hints.ai_family = FIX2INT(family);
}
else if ((ap = StringValuePtr(family)) != 0) {
if (strcmp(ap, "AF_INET") == 0) {
hints.ai_family = PF_INET;
}
#ifdef INET6
else if (strcmp(ap, "AF_INET6") == 0) {
hints.ai_family = PF_INET6;
}
#endif
}
if (!NIL_P(socktype)) {
hints.ai_socktype = NUM2INT(socktype);
}
if (!NIL_P(protocol)) {
hints.ai_protocol = NUM2INT(protocol);
}
if (!NIL_P(flags)) {
hints.ai_flags = NUM2INT(flags);
}
error = getaddrinfo(hptr, pptr, &hints, &res);
if (error) {
rb_raise(rb_eSocket, "getaddrinfo: %s", gai_strerror(error));
}
ret = make_addrinfo(res);
freeaddrinfo(res);
return ret;
}
static VALUE
sock_s_getnameinfo(argc, argv)
int argc;
VALUE *argv;
{
VALUE sa, af = Qnil, host = Qnil, port = Qnil, flags;
char *hptr, *pptr;
char hbuf[1024], pbuf[1024];
int fl;
struct addrinfo hints, *res = NULL, *r;
int error;
struct sockaddr_storage ss;
struct sockaddr *sap;
char *ap;
sa = flags = Qnil;
rb_scan_args(argc, argv, "11", &sa, &flags);
fl = 0;
if (!NIL_P(flags)) {
fl = NUM2INT(flags);
}
if (TYPE(sa) == T_STRING) {
if (sizeof(ss) < RSTRING(sa)->len) {
rb_raise(rb_eTypeError, "sockaddr length too big");
}
memcpy(&ss, RSTRING(sa)->ptr, RSTRING(sa)->len);
if (RSTRING(sa)->len != SA_LEN((struct sockaddr*)&ss)) {
rb_raise(rb_eTypeError, "sockaddr size differs - should not happen");
}
sap = (struct sockaddr*)&ss;
}
else if (TYPE(sa) == T_ARRAY) {
MEMZERO(&hints, struct addrinfo, 1);
if (RARRAY(sa)->len == 3) {
af = RARRAY(sa)->ptr[0];
port = RARRAY(sa)->ptr[1];
host = RARRAY(sa)->ptr[2];
}
else if (RARRAY(sa)->len >= 4) {
af = RARRAY(sa)->ptr[0];
port = RARRAY(sa)->ptr[1];
host = RARRAY(sa)->ptr[3];
if (NIL_P(host)) {
host = RARRAY(sa)->ptr[2];
}
else {
/*
* 4th element holds numeric form, don't resolve.
* see ipaddr().
*/
hints.ai_flags |= AI_NUMERICHOST;
}
}
else {
rb_raise(rb_eArgError, "array size should be 3 or 4, %ld given",
RARRAY(sa)->len);
}
/* host */
if (NIL_P(host)) {
hptr = NULL;
}
else {
strncpy(hbuf, StringValuePtr(host), sizeof(hbuf));
hbuf[sizeof(hbuf) - 1] = '\0';
hptr = hbuf;
}
/* port */
if (NIL_P(port)) {
strcpy(pbuf, "0");
pptr = NULL;
}
else if (FIXNUM_P(port)) {
snprintf(pbuf, sizeof(pbuf), "%ld", NUM2LONG(port));
pptr = pbuf;
}
else {
strncpy(pbuf, StringValuePtr(port), sizeof(pbuf));
pbuf[sizeof(pbuf) - 1] = '\0';
pptr = pbuf;
}
hints.ai_socktype = (fl & NI_DGRAM) ? SOCK_DGRAM : SOCK_STREAM;
/* af */
if (NIL_P(af)) {
hints.ai_family = PF_UNSPEC;
}
else if (FIXNUM_P(af)) {
hints.ai_family = FIX2INT(af);
}
else if ((ap = StringValuePtr(af)) != 0) {
if (strcmp(ap, "AF_INET") == 0) {
hints.ai_family = PF_INET;
}
#ifdef INET6
else if (strcmp(ap, "AF_INET6") == 0) {
hints.ai_family = PF_INET6;
}
#endif
}
error = getaddrinfo(hptr, pptr, &hints, &res);
if (error) goto error_exit_addr;
sap = res->ai_addr;
}
else {
rb_raise(rb_eTypeError, "expecting String or Array");
}
error = getnameinfo(sap, SA_LEN(sap), hbuf, sizeof(hbuf),
pbuf, sizeof(pbuf), fl);
if (error) goto error_exit_name;
if (res) {
for (r = res->ai_next; r; r = r->ai_next) {
char hbuf2[1024], pbuf2[1024];
sap = r->ai_addr;
error = getnameinfo(sap, SA_LEN(sap), hbuf2, sizeof(hbuf2),
pbuf2, sizeof(pbuf2), fl);
if (error) goto error_exit_name;
if (strcmp(hbuf, hbuf2) != 0|| strcmp(pbuf, pbuf2) != 0) {
freeaddrinfo(res);
rb_raise(rb_eSocket, "sockaddr resolved to multiple nodename");
}
}
freeaddrinfo(res);
}
return rb_assoc_new(rb_str_new2(hbuf), rb_str_new2(pbuf));
error_exit_addr:
if (res) freeaddrinfo(res);
rb_raise(rb_eSocket, "getaddrinfo: %s", gai_strerror(error));
error_exit_name:
if (res) freeaddrinfo(res);
rb_raise(rb_eSocket, "getnameinfo: %s", gai_strerror(error));
}
static VALUE
sock_s_pack_sockaddr_in(self, port, host)
VALUE self, port, host;
{
struct addrinfo *res = sock_addrinfo(host, port, 0, 0);
VALUE addr = rb_str_new((char*)res->ai_addr, res->ai_addrlen);
freeaddrinfo(res);
OBJ_INFECT(addr, port);
OBJ_INFECT(addr, host);
return addr;
}
static VALUE
sock_s_unpack_sockaddr_in(self, addr)
VALUE self, addr;
{
struct sockaddr_in * sockaddr;
VALUE host;
sockaddr = (struct sockaddr_in*)StringValuePtr(addr);
host = make_ipaddr((struct sockaddr*)sockaddr);
OBJ_INFECT(host, addr);
return rb_assoc_new(INT2NUM(ntohs(sockaddr->sin_port)), host);
}
#ifdef HAVE_SYS_UN_H
static VALUE
sock_s_pack_sockaddr_un(self, path)
VALUE self, path;
{
struct sockaddr_un sockaddr;
VALUE addr;
MEMZERO(&sockaddr, struct sockaddr_un, 1);
sockaddr.sun_family = AF_UNIX;
strncpy(sockaddr.sun_path, StringValuePtr(path), sizeof(sockaddr.sun_path)-1);
addr = rb_str_new((char*)&sockaddr, sizeof(sockaddr));
OBJ_INFECT(addr, path);
return addr;
}
static VALUE
sock_s_unpack_sockaddr_un(self, addr)
VALUE self, addr;
{
struct sockaddr_un * sockaddr;
VALUE path;
sockaddr = (struct sockaddr_un*)StringValuePtr(addr);
if (RSTRING(addr)->len != sizeof(struct sockaddr_un)) {
rb_raise(rb_eTypeError, "sockaddr_un size differs - %ld required; %d given",
RSTRING(addr)->len, sizeof(struct sockaddr_un));
}
/* xxx: should I check against sun_path size? */
path = rb_str_new2(sockaddr->sun_path);
OBJ_INFECT(path, addr);
return path;
}
#endif
static VALUE mConst;
static void
sock_define_const(name, value)
char *name;
int value;
{
rb_define_const(rb_cSocket, name, INT2FIX(value));
rb_define_const(mConst, name, INT2FIX(value));
}
void
Init_socket()
{
rb_eSocket = rb_define_class("SocketError", rb_eStandardError);
rb_cBasicSocket = rb_define_class("BasicSocket", rb_cIO);
rb_undef_method(rb_cBasicSocket, "initialize");
rb_define_singleton_method(rb_cBasicSocket, "do_not_reverse_lookup",
bsock_do_not_rev_lookup, 0);
rb_define_singleton_method(rb_cBasicSocket, "do_not_reverse_lookup=",
bsock_do_not_rev_lookup_set, 1);
rb_define_singleton_method(rb_cBasicSocket, "for_fd", bsock_s_for_fd, 1);
rb_define_method(rb_cBasicSocket, "close_read", bsock_close_read, 0);
rb_define_method(rb_cBasicSocket, "close_write", bsock_close_write, 0);
rb_define_method(rb_cBasicSocket, "shutdown", bsock_shutdown, -1);
rb_define_method(rb_cBasicSocket, "setsockopt", bsock_setsockopt, 3);
rb_define_method(rb_cBasicSocket, "getsockopt", bsock_getsockopt, 2);
rb_define_method(rb_cBasicSocket, "getsockname", bsock_getsockname, 0);
rb_define_method(rb_cBasicSocket, "getpeername", bsock_getpeername, 0);
rb_define_method(rb_cBasicSocket, "send", bsock_send, -1);
rb_define_method(rb_cBasicSocket, "recv", bsock_recv, -1);
rb_cIPSocket = rb_define_class("IPSocket", rb_cBasicSocket);
rb_define_global_const("IPsocket", rb_cIPSocket);
rb_define_method(rb_cIPSocket, "addr", ip_addr, 0);
rb_define_method(rb_cIPSocket, "peeraddr", ip_peeraddr, 0);
rb_define_method(rb_cIPSocket, "recvfrom", ip_recvfrom, -1);
rb_define_singleton_method(rb_cIPSocket, "getaddress", ip_s_getaddress, 1);
rb_cTCPSocket = rb_define_class("TCPSocket", rb_cIPSocket);
rb_define_global_const("TCPsocket", rb_cTCPSocket);
rb_define_singleton_method(rb_cTCPSocket, "gethostbyname", tcp_s_gethostbyname, 1);
rb_define_method(rb_cTCPSocket, "initialize", tcp_init, -1);
#ifdef SOCKS
rb_cSOCKSSocket = rb_define_class("SOCKSSocket", rb_cTCPSocket);
rb_define_global_const("SOCKSsocket", rb_cSOCKSSocket);
rb_define_method(rb_cSOCKSSocket, "initialize", socks_init, 2);
#ifdef SOCKS5
rb_define_method(rb_cSOCKSSocket, "close", socks_s_close, 0);
#endif
#endif
rb_cTCPServer = rb_define_class("TCPServer", rb_cTCPSocket);
rb_define_global_const("TCPserver", rb_cTCPServer);
rb_define_method(rb_cTCPServer, "accept", tcp_accept, 0);
rb_define_method(rb_cTCPServer, "sysaccept", tcp_sysaccept, 0);
rb_define_method(rb_cTCPServer, "initialize", tcp_svr_init, -1);
rb_define_method(rb_cTCPServer, "listen", sock_listen, 1);
rb_cUDPSocket = rb_define_class("UDPSocket", rb_cIPSocket);
rb_define_global_const("UDPsocket", rb_cUDPSocket);
rb_define_method(rb_cUDPSocket, "initialize", udp_init, -1);
rb_define_method(rb_cUDPSocket, "connect", udp_connect, 2);
rb_define_method(rb_cUDPSocket, "bind", udp_bind, 2);
rb_define_method(rb_cUDPSocket, "send", udp_send, -1);
#ifdef HAVE_SYS_UN_H
rb_cUNIXSocket = rb_define_class("UNIXSocket", rb_cBasicSocket);
rb_define_global_const("UNIXsocket", rb_cUNIXSocket);
rb_define_method(rb_cUNIXSocket, "initialize", unix_init, 1);
rb_define_method(rb_cUNIXSocket, "path", unix_path, 0);
rb_define_method(rb_cUNIXSocket, "addr", unix_addr, 0);
rb_define_method(rb_cUNIXSocket, "peeraddr", unix_peeraddr, 0);
rb_define_method(rb_cUNIXSocket, "recvfrom", unix_recvfrom, -1);
rb_define_method(rb_cUNIXSocket, "send_io", unix_send_io, 1);
rb_define_method(rb_cUNIXSocket, "recv_io", unix_recv_io, -1);
rb_define_singleton_method(rb_cUNIXSocket, "socketpair", unix_s_socketpair, -1);
rb_define_singleton_method(rb_cUNIXSocket, "pair", unix_s_socketpair, -1);
rb_cUNIXServer = rb_define_class("UNIXServer", rb_cUNIXSocket);
rb_define_global_const("UNIXserver", rb_cUNIXServer);
rb_define_method(rb_cUNIXServer, "initialize", unix_svr_init, 1);
rb_define_method(rb_cUNIXServer, "accept", unix_accept, 0);
rb_define_method(rb_cUNIXServer, "sysaccept", unix_sysaccept, 0);
rb_define_method(rb_cUNIXServer, "listen", sock_listen, 1);
#endif
rb_cSocket = rb_define_class("Socket", rb_cBasicSocket);
rb_define_method(rb_cSocket, "initialize", sock_initialize, 3);
rb_define_method(rb_cSocket, "connect", sock_connect, 1);
rb_define_method(rb_cSocket, "bind", sock_bind, 1);
rb_define_method(rb_cSocket, "listen", sock_listen, 1);
rb_define_method(rb_cSocket, "accept", sock_accept, 0);
rb_define_method(rb_cSocket, "sysaccept", sock_sysaccept, 0);
rb_define_method(rb_cSocket, "recvfrom", sock_recvfrom, -1);
rb_define_singleton_method(rb_cSocket, "socketpair", sock_s_socketpair, 3);
rb_define_singleton_method(rb_cSocket, "pair", sock_s_socketpair, 3);
rb_define_singleton_method(rb_cSocket, "gethostname", sock_gethostname, 0);
rb_define_singleton_method(rb_cSocket, "gethostbyname", sock_s_gethostbyname, 1);
rb_define_singleton_method(rb_cSocket, "gethostbyaddr", sock_s_gethostbyaddr, -1);
rb_define_singleton_method(rb_cSocket, "getservbyname", sock_s_getservbyaname, -1);
rb_define_singleton_method(rb_cSocket, "getaddrinfo", sock_s_getaddrinfo, -1);
rb_define_singleton_method(rb_cSocket, "getnameinfo", sock_s_getnameinfo, -1);
rb_define_singleton_method(rb_cSocket, "sockaddr_in", sock_s_pack_sockaddr_in, 2);
rb_define_singleton_method(rb_cSocket, "pack_sockaddr_in", sock_s_pack_sockaddr_in, 2);
rb_define_singleton_method(rb_cSocket, "unpack_sockaddr_in", sock_s_unpack_sockaddr_in, 1);
#ifdef HAVE_SYS_UN_H
rb_define_singleton_method(rb_cSocket, "sockaddr_un", sock_s_pack_sockaddr_un, 1);
rb_define_singleton_method(rb_cSocket, "pack_sockaddr_un", sock_s_pack_sockaddr_un, 1);
rb_define_singleton_method(rb_cSocket, "unpack_sockaddr_un", sock_s_unpack_sockaddr_un, 1);
#endif
/* constants */
mConst = rb_define_module_under(rb_cSocket, "Constants");
sock_define_const("SOCK_STREAM", SOCK_STREAM);
sock_define_const("SOCK_DGRAM", SOCK_DGRAM);
#ifdef SOCK_RAW
sock_define_const("SOCK_RAW", SOCK_RAW);
#endif
#ifdef SOCK_RDM
sock_define_const("SOCK_RDM", SOCK_RDM);
#endif
#ifdef SOCK_SEQPACKET
sock_define_const("SOCK_SEQPACKET", SOCK_SEQPACKET);
#endif
#ifdef SOCK_PACKET
sock_define_const("SOCK_PACKET", SOCK_PACKET);
#endif
sock_define_const("AF_INET", AF_INET);
#ifdef PF_INET
sock_define_const("PF_INET", PF_INET);
#endif
#ifdef AF_UNIX
sock_define_const("AF_UNIX", AF_UNIX);
sock_define_const("PF_UNIX", PF_UNIX);
#endif
#ifdef AF_AX25
sock_define_const("AF_AX25", AF_AX25);
sock_define_const("PF_AX25", PF_AX25);
#endif
#ifdef AF_IPX
sock_define_const("AF_IPX", AF_IPX);
sock_define_const("PF_IPX", PF_IPX);
#endif
#ifdef AF_APPLETALK
sock_define_const("AF_APPLETALK", AF_APPLETALK);
sock_define_const("PF_APPLETALK", PF_APPLETALK);
#endif
#ifdef AF_UNSPEC
sock_define_const("AF_UNSPEC", AF_UNSPEC);
sock_define_const("PF_UNSPEC", PF_UNSPEC);
#endif
#ifdef INET6
sock_define_const("AF_INET6", AF_INET6);
#endif
#ifdef INET6
sock_define_const("PF_INET6", PF_INET6);
#endif
sock_define_const("MSG_OOB", MSG_OOB);
#ifdef MSG_PEEK
sock_define_const("MSG_PEEK", MSG_PEEK);
#endif
#ifdef MSG_DONTROUTE
sock_define_const("MSG_DONTROUTE", MSG_DONTROUTE);
#endif
sock_define_const("SOL_SOCKET", SOL_SOCKET);
#ifdef SOL_IP
sock_define_const("SOL_IP", SOL_IP);
#endif
#ifdef SOL_IPX
sock_define_const("SOL_IPX", SOL_IPX);
#endif
#ifdef SOL_AX25
sock_define_const("SOL_AX25", SOL_AX25);
#endif
#ifdef SOL_ATALK
sock_define_const("SOL_ATALK", SOL_ATALK);
#endif
#ifdef SOL_TCP
sock_define_const("SOL_TCP", SOL_TCP);
#endif
#ifdef SOL_UDP
sock_define_const("SOL_UDP", SOL_UDP);
#endif
#ifdef IPPROTO_IP
sock_define_const("IPPROTO_IP", IPPROTO_IP);
#else
sock_define_const("IPPROTO_IP", 0);
#endif
#ifdef IPPROTO_ICMP
sock_define_const("IPPROTO_ICMP", IPPROTO_ICMP);
#else
sock_define_const("IPPROTO_ICMP", 1);
#endif
#ifdef IPPROTO_IGMP
sock_define_const("IPPROTO_IGMP", IPPROTO_IGMP);
#endif
#ifdef IPPROTO_GGP
sock_define_const("IPPROTO_GGP", IPPROTO_GGP);
#endif
#ifdef IPPROTO_TCP
sock_define_const("IPPROTO_TCP", IPPROTO_TCP);
#else
sock_define_const("IPPROTO_TCP", 6);
#endif
#ifdef IPPROTO_EGP
sock_define_const("IPPROTO_EGP", IPPROTO_EGP);
#endif
#ifdef IPPROTO_PUP
sock_define_const("IPPROTO_PUP", IPPROTO_PUP);
#endif
#ifdef IPPROTO_UDP
sock_define_const("IPPROTO_UDP", IPPROTO_UDP);
#else
sock_define_const("IPPROTO_UDP", 17);
#endif
#ifdef IPPROTO_IDP
sock_define_const("IPPROTO_IDP", IPPROTO_IDP);
#endif
#ifdef IPPROTO_HELLO
sock_define_const("IPPROTO_HELLO", IPPROTO_HELLO);
#endif
#ifdef IPPROTO_ND
sock_define_const("IPPROTO_ND", IPPROTO_ND);
#endif
#ifdef IPPROTO_TP
sock_define_const("IPPROTO_TP", IPPROTO_TP);
#endif
#ifdef IPPROTO_XTP
sock_define_const("IPPROTO_XTP", IPPROTO_XTP);
#endif
#ifdef IPPROTO_EON
sock_define_const("IPPROTO_EON", IPPROTO_EON);
#endif
#ifdef IPPROTO_BIP
sock_define_const("IPPROTO_BIP", IPPROTO_BIP);
#endif
/**/
#ifdef IPPROTO_RAW
sock_define_const("IPPROTO_RAW", IPPROTO_RAW);
#else
sock_define_const("IPPROTO_RAW", 255);
#endif
#ifdef IPPROTO_MAX
sock_define_const("IPPROTO_MAX", IPPROTO_MAX);
#endif
/* Some port configuration */
#ifdef IPPORT_RESERVED
sock_define_const("IPPORT_RESERVED", IPPORT_RESERVED);
#else
sock_define_const("IPPORT_RESERVED", 1024);
#endif
#ifdef IPPORT_USERRESERVED
sock_define_const("IPPORT_USERRESERVED", IPPORT_USERRESERVED);
#else
sock_define_const("IPPORT_USERRESERVED", 5000);
#endif
/* Some reserved IP v.4 addresses */
#ifdef INADDR_ANY
sock_define_const("INADDR_ANY", INADDR_ANY);
#else
sock_define_const("INADDR_ANY", 0x00000000);
#endif
#ifdef INADDR_BROADCAST
sock_define_const("INADDR_BROADCAST", INADDR_BROADCAST);
#else
sock_define_const("INADDR_BROADCAST", 0xffffffff);
#endif
#ifdef INADDR_LOOPBACK
sock_define_const("INADDR_LOOPBACK", INADDR_LOOPBACK);
#else
sock_define_const("INADDR_LOOPBACK", 0x7F000001);
#endif
#ifdef INADDR_UNSPEC_GROUP
sock_define_const("INADDR_UNSPEC_GROUP", INADDR_UNSPEC_GROUP);
#else
sock_define_const("INADDR_UNSPEC_GROUP", 0xe0000000);
#endif
#ifdef INADDR_ALLHOSTS_GROUP
sock_define_const("INADDR_ALLHOSTS_GROUP", INADDR_ALLHOSTS_GROUP);
#else
sock_define_const("INADDR_ALLHOSTS_GROUP", 0xe0000001);
#endif
#ifdef INADDR_MAX_LOCAL_GROUP
sock_define_const("INADDR_MAX_LOCAL_GROUP", INADDR_MAX_LOCAL_GROUP);
#else
sock_define_const("INADDR_MAX_LOCAL_GROUP", 0xe00000ff);
#endif
#ifdef INADDR_NONE
sock_define_const("INADDR_NONE", INADDR_NONE);
#else
sock_define_const("INADDR_NONE", 0xffffffff);
#endif
/* IP [gs]etsockopt options */
#ifdef IP_OPTIONS
sock_define_const("IP_OPTIONS", IP_OPTIONS);
#endif
#ifdef IP_HDRINCL
sock_define_const("IP_HDRINCL", IP_HDRINCL);
#endif
#ifdef IP_TOS
sock_define_const("IP_TOS", IP_TOS);
#endif
#ifdef IP_TTL
sock_define_const("IP_TTL", IP_TTL);
#endif
#ifdef IP_RECVOPTS
sock_define_const("IP_RECVOPTS", IP_RECVOPTS);
#endif
#ifdef IP_RECVRETOPTS
sock_define_const("IP_RECVRETOPTS", IP_RECVRETOPTS);
#endif
#ifdef IP_RECVDSTADDR
sock_define_const("IP_RECVDSTADDR", IP_RECVDSTADDR);
#endif
#ifdef IP_RETOPTS
sock_define_const("IP_RETOPTS", IP_RETOPTS);
#endif
#ifdef IP_MULTICAST_IF
sock_define_const("IP_MULTICAST_IF", IP_MULTICAST_IF);
#endif
#ifdef IP_MULTICAST_TTL
sock_define_const("IP_MULTICAST_TTL", IP_MULTICAST_TTL);
#endif
#ifdef IP_MULTICAST_LOOP
sock_define_const("IP_MULTICAST_LOOP", IP_MULTICAST_LOOP);
#endif
#ifdef IP_ADD_MEMBERSHIP
sock_define_const("IP_ADD_MEMBERSHIP", IP_ADD_MEMBERSHIP);
#endif
#ifdef IP_DROP_MEMBERSHIP
sock_define_const("IP_DROP_MEMBERSHIP", IP_DROP_MEMBERSHIP);
#endif
#ifdef IP_DEFAULT_MULTICAST_TTL
sock_define_const("IP_DEFAULT_MULTICAST_TTL", IP_DEFAULT_MULTICAST_TTL);
#endif
#ifdef IP_DEFAULT_MULTICAST_LOOP
sock_define_const("IP_DEFAULT_MULTICAST_LOOP", IP_DEFAULT_MULTICAST_LOOP);
#endif
#ifdef IP_MAX_MEMBERSHIPS
sock_define_const("IP_MAX_MEMBERSHIPS", IP_MAX_MEMBERSHIPS);
#endif
#ifdef SO_DEBUG
sock_define_const("SO_DEBUG", SO_DEBUG);
#endif
sock_define_const("SO_REUSEADDR", SO_REUSEADDR);
#ifdef SO_TYPE
sock_define_const("SO_TYPE", SO_TYPE);
#endif
#ifdef SO_ERROR
sock_define_const("SO_ERROR", SO_ERROR);
#endif
#ifdef SO_DONTROUTE
sock_define_const("SO_DONTROUTE", SO_DONTROUTE);
#endif
#ifdef SO_BROADCAST
sock_define_const("SO_BROADCAST", SO_BROADCAST);
#endif
#ifdef SO_SNDBUF
sock_define_const("SO_SNDBUF", SO_SNDBUF);
#endif
#ifdef SO_RCVBUF
sock_define_const("SO_RCVBUF", SO_RCVBUF);
#endif
#ifdef SO_KEEPALIVE
sock_define_const("SO_KEEPALIVE", SO_KEEPALIVE);
#endif
#ifdef SO_OOBINLINE
sock_define_const("SO_OOBINLINE", SO_OOBINLINE);
#endif
#ifdef SO_NO_CHECK
sock_define_const("SO_NO_CHECK", SO_NO_CHECK);
#endif
#ifdef SO_PRIORITY
sock_define_const("SO_PRIORITY", SO_PRIORITY);
#endif
#ifdef SO_LINGER
sock_define_const("SO_LINGER", SO_LINGER);
#endif
#ifdef SO_PASSCRED
sock_define_const("SO_PASSCRED", SO_PASSCRED);
#endif
#ifdef SO_PEERCRED
sock_define_const("SO_PEERCRED", SO_PEERCRED);
#endif
#ifdef SO_RCVLOWAT
sock_define_const("SO_RCVLOWAT", SO_RCVLOWAT);
#endif
#ifdef SO_SNDLOWAT
sock_define_const("SO_SNDLOWAT", SO_SNDLOWAT);
#endif
#ifdef SO_RCVTIMEO
sock_define_const("SO_RCVTIMEO", SO_RCVTIMEO);
#endif
#ifdef SO_SNDTIMEO
sock_define_const("SO_SNDTIMEO", SO_SNDTIMEO);
#endif
#ifdef SO_SECURITY_AUTHENTICATION
sock_define_const("SO_SECURITY_AUTHENTICATION", SO_SECURITY_AUTHENTICATION);
#endif
#ifdef SO_SECURITY_ENCRYPTION_TRANSPORT
sock_define_const("SO_SECURITY_ENCRYPTION_TRANSPORT", SO_SECURITY_ENCRYPTION_TRANSPORT);
#endif
#ifdef SO_SECURITY_ENCRYPTION_NETWORK
sock_define_const("SO_SECURITY_ENCRYPTION_NETWORK", SO_SECURITY_ENCRYPTION_NETWORK);
#endif
#ifdef SO_BINDTODEVICE
sock_define_const("SO_BINDTODEVICE", SO_BINDTODEVICE);
#endif
#ifdef SO_ATTACH_FILTER
sock_define_const("SO_ATTACH_FILTER", SO_ATTACH_FILTER);
#endif
#ifdef SO_DETACH_FILTER
sock_define_const("SO_DETACH_FILTER", SO_DETACH_FILTER);
#endif
#ifdef SO_PEERNAME
sock_define_const("SO_PEERNAME", SO_PEERNAME);
#endif
#ifdef SO_TIMESTAMP
sock_define_const("SO_TIMESTAMP", SO_TIMESTAMP);
#endif
#ifdef SOPRI_INTERACTIVE
sock_define_const("SOPRI_INTERACTIVE", SOPRI_INTERACTIVE);
#endif
#ifdef SOPRI_NORMAL
sock_define_const("SOPRI_NORMAL", SOPRI_NORMAL);
#endif
#ifdef SOPRI_BACKGROUND
sock_define_const("SOPRI_BACKGROUND", SOPRI_BACKGROUND);
#endif
#ifdef IPX_TYPE
sock_define_const("IPX_TYPE", IPX_TYPE);
#endif
#ifdef TCP_NODELAY
sock_define_const("TCP_NODELAY", TCP_NODELAY);
#endif
#ifdef TCP_MAXSEG
sock_define_const("TCP_MAXSEG", TCP_MAXSEG);
#endif
#ifdef EAI_ADDRFAMILY
sock_define_const("EAI_ADDRFAMILY", EAI_ADDRFAMILY);
#endif
#ifdef EAI_AGAIN
sock_define_const("EAI_AGAIN", EAI_AGAIN);
#endif
#ifdef EAI_BADFLAGS
sock_define_const("EAI_BADFLAGS", EAI_BADFLAGS);
#endif
#ifdef EAI_FAIL
sock_define_const("EAI_FAIL", EAI_FAIL);
#endif
#ifdef EAI_FAMILY
sock_define_const("EAI_FAMILY", EAI_FAMILY);
#endif
#ifdef EAI_MEMORY
sock_define_const("EAI_MEMORY", EAI_MEMORY);
#endif
#ifdef EAI_NODATA
sock_define_const("EAI_NODATA", EAI_NODATA);
#endif
#ifdef EAI_NONAME
sock_define_const("EAI_NONAME", EAI_NONAME);
#endif
#ifdef EAI_SERVICE
sock_define_const("EAI_SERVICE", EAI_SERVICE);
#endif
#ifdef EAI_SOCKTYPE
sock_define_const("EAI_SOCKTYPE", EAI_SOCKTYPE);
#endif
#ifdef EAI_SYSTEM
sock_define_const("EAI_SYSTEM", EAI_SYSTEM);
#endif
#ifdef EAI_BADHINTS
sock_define_const("EAI_BADHINTS", EAI_BADHINTS);
#endif
#ifdef EAI_PROTOCOL
sock_define_const("EAI_PROTOCOL", EAI_PROTOCOL);
#endif
#ifdef EAI_MAX
sock_define_const("EAI_MAX", EAI_MAX);
#endif
#ifdef AI_PASSIVE
sock_define_const("AI_PASSIVE", AI_PASSIVE);
#endif
#ifdef AI_CANONNAME
sock_define_const("AI_CANONNAME", AI_CANONNAME);
#endif
#ifdef AI_NUMERICHOST
sock_define_const("AI_NUMERICHOST", AI_NUMERICHOST);
#endif
#ifdef AI_MASK
sock_define_const("AI_MASK", AI_MASK);
#endif
#ifdef AI_ALL
sock_define_const("AI_ALL", AI_ALL);
#endif
#ifdef AI_V4MAPPED_CFG
sock_define_const("AI_V4MAPPED_CFG", AI_V4MAPPED_CFG);
#endif
#ifdef AI_ADDRCONFIG
sock_define_const("AI_ADDRCONFIG", AI_ADDRCONFIG);
#endif
#ifdef AI_V4MAPPED
sock_define_const("AI_V4MAPPED", AI_V4MAPPED);
#endif
#ifdef AI_DEFAULT
sock_define_const("AI_DEFAULT", AI_DEFAULT);
#endif
#ifdef NI_MAXHOST
sock_define_const("NI_MAXHOST", NI_MAXHOST);
#endif
#ifdef NI_MAXSERV
sock_define_const("NI_MAXSERV", NI_MAXSERV);
#endif
#ifdef NI_NOFQDN
sock_define_const("NI_NOFQDN", NI_NOFQDN);
#endif
#ifdef NI_NUMERICHOST
sock_define_const("NI_NUMERICHOST", NI_NUMERICHOST);
#endif
#ifdef NI_NAMEREQD
sock_define_const("NI_NAMEREQD", NI_NAMEREQD);
#endif
#ifdef NI_NUMERICSERV
sock_define_const("NI_NUMERICSERV", NI_NUMERICSERV);
#endif
#ifdef NI_DGRAM
sock_define_const("NI_DGRAM", NI_DGRAM);
#endif
#ifdef SHUT_RD
sock_define_const("SHUT_RD", SHUT_RD);
#else
sock_define_const("SHUT_RD", 0);
#endif
#ifdef SHUT_WR
sock_define_const("SHUT_WR", SHUT_WR);
#else
sock_define_const("SHUT_WR", 1);
#endif
#ifdef SHUT_RDWR
sock_define_const("SHUT_RDWR", SHUT_RDWR);
#else
sock_define_const("SHUT_RDWR", 2);
#endif
}
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