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 PHP: Test and Code Coverage Analysis
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LCOV - code coverage report
Current view: top level - ext/sockets - sockets.c (source / functions) Hit Total Coverage
Test: PHP Code Coverage Lines: 668 852 78.4 %
Date: 2014-10-22 Functions: 36 41 87.8 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :    +----------------------------------------------------------------------+
       3             :    | PHP Version 7                                                        |
       4             :    +----------------------------------------------------------------------+
       5             :    | Copyright (c) 1997-2014 The PHP Group                                |
       6             :    +----------------------------------------------------------------------+
       7             :    | This source file is subject to version 3.01 of the PHP license,      |
       8             :    | that is bundled with this package in the file LICENSE, and is        |
       9             :    | available through the world-wide-web at the following url:           |
      10             :    | http://www.php.net/license/3_01.txt                                  |
      11             :    | If you did not receive a copy of the PHP license and are unable to   |
      12             :    | obtain it through the world-wide-web, please send a note to          |
      13             :    | license@php.net so we can mail you a copy immediately.               |
      14             :    +----------------------------------------------------------------------+
      15             :    | Authors: Chris Vandomelen <chrisv@b0rked.dhs.org>                    |
      16             :    |          Sterling Hughes  <sterling@php.net>                         |
      17             :    |          Jason Greene     <jason@php.net>                            |
      18             :    |          Gustavo Lopes    <cataphract@php.net>                       |
      19             :    | WinSock: Daniel Beulshausen <daniel@php4win.de>                      |
      20             :    +----------------------------------------------------------------------+
      21             :  */
      22             : 
      23             : /* $Id$ */
      24             : 
      25             : #ifdef HAVE_CONFIG_H
      26             : #include "config.h"
      27             : #endif
      28             : 
      29             : #include "php.h"
      30             : 
      31             : #include "php_network.h"
      32             : #include "ext/standard/file.h"
      33             : #include "ext/standard/info.h"
      34             : #include "php_ini.h"
      35             : #ifdef PHP_WIN32
      36             : # include "windows_common.h"
      37             : # include <win32/inet.h>
      38             : # include <windows.h>
      39             : # include <Ws2tcpip.h>
      40             : # include "php_sockets.h"
      41             : # include <win32/sockets.h>
      42             : #else
      43             : # include <sys/types.h>
      44             : # include <sys/socket.h>
      45             : # include <netdb.h>
      46             : # include <netinet/in.h>
      47             : # include <netinet/tcp.h>
      48             : # include <sys/un.h>
      49             : # include <arpa/inet.h>
      50             : # include <sys/time.h>
      51             : # include <unistd.h>
      52             : # include <errno.h>
      53             : # include <fcntl.h>
      54             : # include <signal.h>
      55             : # include <sys/uio.h>
      56             : # define IS_INVALID_SOCKET(a)   (a->bsd_socket < 0)
      57             : # define set_errno(a) (errno = a)
      58             : # include "php_sockets.h"
      59             : # if HAVE_IF_NAMETOINDEX
      60             : #  include <net/if.h>
      61             : # endif
      62             : #endif
      63             : 
      64             : #include <stddef.h>
      65             : 
      66             : #include "sockaddr_conv.h"
      67             : #include "multicast.h"
      68             : #include "sendrecvmsg.h"
      69             : 
      70             : ZEND_DECLARE_MODULE_GLOBALS(sockets)
      71             : 
      72             : #ifndef MSG_WAITALL
      73             : #ifdef LINUX
      74             : #define MSG_WAITALL 0x00000100
      75             : #else
      76             : #define MSG_WAITALL 0x00000000
      77             : #endif
      78             : #endif
      79             : 
      80             : #ifndef MSG_EOF
      81             : #ifdef MSG_FIN
      82             : #define MSG_EOF MSG_FIN
      83             : #endif
      84             : #endif
      85             : 
      86             : #ifndef SUN_LEN
      87             : #define SUN_LEN(su) (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
      88             : #endif
      89             : 
      90             : #ifndef PF_INET
      91             : #define PF_INET AF_INET
      92             : #endif
      93             : 
      94             : #define PHP_NORMAL_READ 0x0001
      95             : #define PHP_BINARY_READ 0x0002
      96             : 
      97             : static int le_socket;
      98             : #define le_socket_name php_sockets_le_socket_name
      99             : 
     100             : /* {{{ arginfo */
     101             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_select, 0, 0, 4)
     102             :         ZEND_ARG_INFO(1, read_fds)
     103             :         ZEND_ARG_INFO(1, write_fds)
     104             :         ZEND_ARG_INFO(1, except_fds)
     105             :         ZEND_ARG_INFO(0, tv_sec)
     106             :         ZEND_ARG_INFO(0, tv_usec)
     107             : ZEND_END_ARG_INFO()
     108             : 
     109             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_create_listen, 0, 0, 1)
     110             :         ZEND_ARG_INFO(0, port)
     111             :         ZEND_ARG_INFO(0, backlog)
     112             : ZEND_END_ARG_INFO()
     113             : 
     114             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_accept, 0, 0, 1)
     115             :         ZEND_ARG_INFO(0, socket)
     116             : ZEND_END_ARG_INFO()
     117             : 
     118             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_set_nonblock, 0, 0, 1)
     119             :         ZEND_ARG_INFO(0, socket)
     120             : ZEND_END_ARG_INFO()
     121             : 
     122             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_set_block, 0, 0, 1)
     123             :         ZEND_ARG_INFO(0, socket)
     124             : ZEND_END_ARG_INFO()
     125             : 
     126             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_listen, 0, 0, 1)
     127             :         ZEND_ARG_INFO(0, socket)
     128             :         ZEND_ARG_INFO(0, backlog)
     129             : ZEND_END_ARG_INFO()
     130             : 
     131             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_close, 0, 0, 1)
     132             :         ZEND_ARG_INFO(0, socket)
     133             : ZEND_END_ARG_INFO()
     134             : 
     135             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_write, 0, 0, 2)
     136             :         ZEND_ARG_INFO(0, socket)
     137             :         ZEND_ARG_INFO(0, buf)
     138             :         ZEND_ARG_INFO(0, length)
     139             : ZEND_END_ARG_INFO()
     140             : 
     141             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_read, 0, 0, 2)
     142             :         ZEND_ARG_INFO(0, socket)
     143             :         ZEND_ARG_INFO(0, length)
     144             :         ZEND_ARG_INFO(0, type)
     145             : ZEND_END_ARG_INFO()
     146             : 
     147             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_getsockname, 0, 0, 2)
     148             :         ZEND_ARG_INFO(0, socket)
     149             :         ZEND_ARG_INFO(1, addr)
     150             :         ZEND_ARG_INFO(1, port)
     151             : ZEND_END_ARG_INFO()
     152             : 
     153             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_getpeername, 0, 0, 2)
     154             :         ZEND_ARG_INFO(0, socket)
     155             :         ZEND_ARG_INFO(1, addr)
     156             :         ZEND_ARG_INFO(1, port)
     157             : ZEND_END_ARG_INFO()
     158             : 
     159             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_create, 0, 0, 3)
     160             :         ZEND_ARG_INFO(0, domain)
     161             :         ZEND_ARG_INFO(0, type)
     162             :         ZEND_ARG_INFO(0, protocol)
     163             : ZEND_END_ARG_INFO()
     164             : 
     165             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_connect, 0, 0, 2)
     166             :         ZEND_ARG_INFO(0, socket)
     167             :         ZEND_ARG_INFO(0, addr)
     168             :         ZEND_ARG_INFO(0, port)
     169             : ZEND_END_ARG_INFO()
     170             : 
     171             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_strerror, 0, 0, 1)
     172             :         ZEND_ARG_INFO(0, errno)
     173             : ZEND_END_ARG_INFO()
     174             : 
     175             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_bind, 0, 0, 2)
     176             :         ZEND_ARG_INFO(0, socket)
     177             :         ZEND_ARG_INFO(0, addr)
     178             :         ZEND_ARG_INFO(0, port)
     179             : ZEND_END_ARG_INFO()
     180             : 
     181             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_recv, 0, 0, 4)
     182             :         ZEND_ARG_INFO(0, socket)
     183             :         ZEND_ARG_INFO(1, buf)
     184             :         ZEND_ARG_INFO(0, len)
     185             :         ZEND_ARG_INFO(0, flags)
     186             : ZEND_END_ARG_INFO()
     187             : 
     188             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_send, 0, 0, 4)
     189             :         ZEND_ARG_INFO(0, socket)
     190             :         ZEND_ARG_INFO(0, buf)
     191             :         ZEND_ARG_INFO(0, len)
     192             :         ZEND_ARG_INFO(0, flags)
     193             : ZEND_END_ARG_INFO()
     194             : 
     195             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_recvfrom, 0, 0, 5)
     196             :         ZEND_ARG_INFO(0, socket)
     197             :         ZEND_ARG_INFO(1, buf)
     198             :         ZEND_ARG_INFO(0, len)
     199             :         ZEND_ARG_INFO(0, flags)
     200             :         ZEND_ARG_INFO(1, name)
     201             :         ZEND_ARG_INFO(1, port)
     202             : ZEND_END_ARG_INFO()
     203             : 
     204             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_sendto, 0, 0, 5)
     205             :         ZEND_ARG_INFO(0, socket)
     206             :         ZEND_ARG_INFO(0, buf)
     207             :         ZEND_ARG_INFO(0, len)
     208             :         ZEND_ARG_INFO(0, flags)
     209             :         ZEND_ARG_INFO(0, addr)
     210             :         ZEND_ARG_INFO(0, port)
     211             : ZEND_END_ARG_INFO()
     212             : 
     213             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_get_option, 0, 0, 3)
     214             :         ZEND_ARG_INFO(0, socket)
     215             :         ZEND_ARG_INFO(0, level)
     216             :         ZEND_ARG_INFO(0, optname)
     217             : ZEND_END_ARG_INFO()
     218             : 
     219             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_set_option, 0, 0, 4)
     220             :         ZEND_ARG_INFO(0, socket)
     221             :         ZEND_ARG_INFO(0, level)
     222             :         ZEND_ARG_INFO(0, optname)
     223             :         ZEND_ARG_INFO(0, optval)
     224             : ZEND_END_ARG_INFO()
     225             : 
     226             : #ifdef HAVE_SOCKETPAIR
     227             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_create_pair, 0, 0, 4)
     228             :         ZEND_ARG_INFO(0, domain)
     229             :         ZEND_ARG_INFO(0, type)
     230             :         ZEND_ARG_INFO(0, protocol)
     231             :         ZEND_ARG_INFO(1, fd)
     232             : ZEND_END_ARG_INFO()
     233             : #endif
     234             : 
     235             : #ifdef HAVE_SHUTDOWN
     236             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_shutdown, 0, 0, 1)
     237             :         ZEND_ARG_INFO(0, socket)
     238             :         ZEND_ARG_INFO(0, how)
     239             : ZEND_END_ARG_INFO()
     240             : #endif
     241             : 
     242             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_last_error, 0, 0, 0)
     243             :         ZEND_ARG_INFO(0, socket)
     244             : ZEND_END_ARG_INFO()
     245             : 
     246             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_clear_error, 0, 0, 0)
     247             :         ZEND_ARG_INFO(0, socket)
     248             : ZEND_END_ARG_INFO()
     249             : 
     250             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_import_stream, 0, 0, 1)
     251             :         ZEND_ARG_INFO(0, stream)
     252             : ZEND_END_ARG_INFO()
     253             : 
     254             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_sendmsg, 0, 0, 3)
     255             :         ZEND_ARG_INFO(0, socket)
     256             :         ZEND_ARG_INFO(0, msghdr)
     257             :         ZEND_ARG_INFO(0, flags)
     258             : ZEND_END_ARG_INFO()
     259             : 
     260             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_recvmsg, 0, 0, 3)
     261             :         ZEND_ARG_INFO(0, socket)
     262             :         ZEND_ARG_INFO(1, msghdr)
     263             :         ZEND_ARG_INFO(0, flags)
     264             : ZEND_END_ARG_INFO()
     265             : 
     266             : ZEND_BEGIN_ARG_INFO_EX(arginfo_socket_cmsg_space, 0, 0, 2)
     267             :         ZEND_ARG_INFO(0, level)
     268             :         ZEND_ARG_INFO(0, type)
     269             : ZEND_END_ARG_INFO()
     270             : /* }}} */
     271             : 
     272             : static PHP_GINIT_FUNCTION(sockets);
     273             : static PHP_MINIT_FUNCTION(sockets);
     274             : static PHP_MSHUTDOWN_FUNCTION(sockets);
     275             : static PHP_MINFO_FUNCTION(sockets);
     276             : static PHP_RSHUTDOWN_FUNCTION(sockets);
     277             : 
     278             : PHP_FUNCTION(socket_select);
     279             : PHP_FUNCTION(socket_create_listen);
     280             : #ifdef HAVE_SOCKETPAIR
     281             : PHP_FUNCTION(socket_create_pair);
     282             : #endif
     283             : PHP_FUNCTION(socket_accept);
     284             : PHP_FUNCTION(socket_set_nonblock);
     285             : PHP_FUNCTION(socket_set_block);
     286             : PHP_FUNCTION(socket_listen);
     287             : PHP_FUNCTION(socket_close);
     288             : PHP_FUNCTION(socket_write);
     289             : PHP_FUNCTION(socket_read);
     290             : PHP_FUNCTION(socket_getsockname);
     291             : PHP_FUNCTION(socket_getpeername);
     292             : PHP_FUNCTION(socket_create);
     293             : PHP_FUNCTION(socket_connect);
     294             : PHP_FUNCTION(socket_strerror);
     295             : PHP_FUNCTION(socket_bind);
     296             : PHP_FUNCTION(socket_recv);
     297             : PHP_FUNCTION(socket_send);
     298             : PHP_FUNCTION(socket_recvfrom);
     299             : PHP_FUNCTION(socket_sendto);
     300             : PHP_FUNCTION(socket_get_option);
     301             : PHP_FUNCTION(socket_set_option);
     302             : #ifdef HAVE_SHUTDOWN
     303             : PHP_FUNCTION(socket_shutdown);
     304             : #endif
     305             : PHP_FUNCTION(socket_last_error);
     306             : PHP_FUNCTION(socket_clear_error);
     307             : PHP_FUNCTION(socket_import_stream);
     308             : 
     309             : /* {{{ sockets_functions[]
     310             :  */
     311             : const zend_function_entry sockets_functions[] = {
     312             :         PHP_FE(socket_select,                   arginfo_socket_select)
     313             :         PHP_FE(socket_create,                   arginfo_socket_create)
     314             :         PHP_FE(socket_create_listen,    arginfo_socket_create_listen)
     315             : #ifdef HAVE_SOCKETPAIR
     316             :         PHP_FE(socket_create_pair,              arginfo_socket_create_pair)
     317             : #endif
     318             :         PHP_FE(socket_accept,                   arginfo_socket_accept)
     319             :         PHP_FE(socket_set_nonblock,             arginfo_socket_set_nonblock)
     320             :         PHP_FE(socket_set_block,                arginfo_socket_set_block)
     321             :         PHP_FE(socket_listen,                   arginfo_socket_listen)
     322             :         PHP_FE(socket_close,                    arginfo_socket_close)
     323             :         PHP_FE(socket_write,                    arginfo_socket_write)
     324             :         PHP_FE(socket_read,                             arginfo_socket_read)
     325             :         PHP_FE(socket_getsockname,              arginfo_socket_getsockname)
     326             :         PHP_FE(socket_getpeername,              arginfo_socket_getpeername)
     327             :         PHP_FE(socket_connect,                  arginfo_socket_connect)
     328             :         PHP_FE(socket_strerror,                 arginfo_socket_strerror)
     329             :         PHP_FE(socket_bind,                             arginfo_socket_bind)
     330             :         PHP_FE(socket_recv,                             arginfo_socket_recv)
     331             :         PHP_FE(socket_send,                             arginfo_socket_send)
     332             :         PHP_FE(socket_recvfrom,                 arginfo_socket_recvfrom)
     333             :         PHP_FE(socket_sendto,                   arginfo_socket_sendto)
     334             :         PHP_FE(socket_get_option,               arginfo_socket_get_option)
     335             :         PHP_FE(socket_set_option,               arginfo_socket_set_option)
     336             : #ifdef HAVE_SHUTDOWN
     337             :         PHP_FE(socket_shutdown,                 arginfo_socket_shutdown)
     338             : #endif
     339             :         PHP_FE(socket_last_error,               arginfo_socket_last_error)
     340             :         PHP_FE(socket_clear_error,              arginfo_socket_clear_error)
     341             :         PHP_FE(socket_import_stream,    arginfo_socket_import_stream)
     342             :         PHP_FE(socket_sendmsg,                  arginfo_socket_sendmsg)
     343             :         PHP_FE(socket_recvmsg,                  arginfo_socket_recvmsg)
     344             :         PHP_FE(socket_cmsg_space,               arginfo_socket_cmsg_space)
     345             : 
     346             :         /* for downwards compatibility */
     347             :         PHP_FALIAS(socket_getopt, socket_get_option, arginfo_socket_get_option)
     348             :         PHP_FALIAS(socket_setopt, socket_set_option, arginfo_socket_set_option)
     349             : 
     350             :         PHP_FE_END
     351             : };
     352             : /* }}} */
     353             : 
     354             : zend_module_entry sockets_module_entry = {
     355             :         STANDARD_MODULE_HEADER,
     356             :         "sockets",
     357             :         sockets_functions,
     358             :         PHP_MINIT(sockets),
     359             :         PHP_MSHUTDOWN(sockets),
     360             :         NULL,
     361             :         PHP_RSHUTDOWN(sockets),
     362             :         PHP_MINFO(sockets),
     363             :         NO_VERSION_YET,
     364             :         PHP_MODULE_GLOBALS(sockets),
     365             :         PHP_GINIT(sockets),
     366             :         NULL,
     367             :         NULL,
     368             :         STANDARD_MODULE_PROPERTIES_EX
     369             : };
     370             : 
     371             : 
     372             : #ifdef COMPILE_DL_SOCKETS
     373             : ZEND_GET_MODULE(sockets)
     374             : #endif
     375             : 
     376             : /* inet_ntop should be used instead of inet_ntoa */
     377             : int inet_ntoa_lock = 0;
     378             : 
     379          12 : PHP_SOCKETS_API int php_sockets_le_socket(void) /* {{{ */
     380             : {
     381          12 :         return le_socket;
     382             : }
     383             : /* }}} */
     384             : 
     385             : /* allocating function to make programming errors due to uninitialized fields
     386             :  * less likely */
     387          99 : static php_socket *php_create_socket(void) /* {{{ */
     388             : {
     389          99 :         php_socket *php_sock = emalloc(sizeof(php_socket));
     390             : 
     391          99 :         php_sock->bsd_socket = -1; /* invalid socket */
     392          99 :         php_sock->type                = PF_UNSPEC;
     393          99 :         php_sock->error               = 0;
     394          99 :         php_sock->blocking    = 1;
     395          99 :         ZVAL_UNDEF(&php_sock->zstream);
     396             : 
     397          99 :         return php_sock;
     398             : }
     399             : /* }}} */
     400             : 
     401          84 : static void php_destroy_socket(zend_resource *rsrc TSRMLS_DC) /* {{{ */
     402             : {
     403          84 :         php_socket *php_sock = rsrc->ptr;
     404             : 
     405         168 :         if (Z_ISUNDEF(php_sock->zstream)) {
     406          77 :                 if (!IS_INVALID_SOCKET(php_sock)) {
     407          77 :                         close(php_sock->bsd_socket);
     408             :                 }
     409             :         } else {
     410           7 :                 zval_ptr_dtor(&php_sock->zstream);
     411             :         }
     412          84 :         efree(php_sock);
     413          84 : }
     414             : /* }}} */
     415             : 
     416          13 : static int php_open_listen_sock(php_socket **php_sock, int port, int backlog TSRMLS_DC) /* {{{ */
     417             : {
     418             :         struct sockaddr_in  la;
     419             :         struct hostent          *hp;
     420          13 :         php_socket                      *sock = php_create_socket();
     421             : 
     422          13 :         *php_sock = sock;
     423             : 
     424             : #ifndef PHP_WIN32
     425          13 :         if ((hp = gethostbyname("0.0.0.0")) == NULL) {
     426             : #else
     427             :         if ((hp = gethostbyname("localhost")) == NULL) {
     428             : #endif
     429           0 :                 efree(sock);
     430           0 :                 return 0;
     431             :         }
     432             : 
     433          13 :         memcpy((char *) &la.sin_addr, hp->h_addr, hp->h_length);
     434          13 :         la.sin_family = hp->h_addrtype;
     435          13 :         la.sin_port = htons((unsigned short) port);
     436             : 
     437          13 :         sock->bsd_socket = socket(PF_INET, SOCK_STREAM, 0);
     438          13 :         sock->blocking = 1;
     439             : 
     440          13 :         if (IS_INVALID_SOCKET(sock)) {
     441           0 :                 PHP_SOCKET_ERROR(sock, "unable to create listening socket", errno);
     442           0 :                 efree(sock);
     443           0 :                 return 0;
     444             :         }
     445             : 
     446          13 :         sock->type = PF_INET;
     447             : 
     448          13 :         if (bind(sock->bsd_socket, (struct sockaddr *)&la, sizeof(la)) != 0) {
     449           2 :                 PHP_SOCKET_ERROR(sock, "unable to bind to given address", errno);
     450           2 :                 close(sock->bsd_socket);
     451           2 :                 efree(sock);
     452           2 :                 return 0;
     453             :         }
     454             : 
     455          11 :         if (listen(sock->bsd_socket, backlog) != 0) {
     456           0 :                 PHP_SOCKET_ERROR(sock, "unable to listen on socket", errno);
     457           0 :                 close(sock->bsd_socket);
     458           0 :                 efree(sock);
     459           0 :                 return 0;
     460             :         }
     461             : 
     462          11 :         return 1;
     463             : }
     464             : /* }}} */
     465             : 
     466           6 : static int php_accept_connect(php_socket *in_sock, php_socket **new_sock, struct sockaddr *la, socklen_t *la_len TSRMLS_DC) /* {{{ */
     467             : {
     468           6 :         php_socket      *out_sock = php_create_socket();
     469             : 
     470           6 :         *new_sock = out_sock;
     471             : 
     472           6 :         out_sock->bsd_socket = accept(in_sock->bsd_socket, la, la_len);
     473             : 
     474           6 :         if (IS_INVALID_SOCKET(out_sock)) {
     475           0 :                 PHP_SOCKET_ERROR(out_sock, "unable to accept incoming connection", errno);
     476           0 :                 efree(out_sock);
     477           0 :                 return 0;
     478             :         }
     479             : 
     480           6 :         out_sock->error = 0;
     481           6 :         out_sock->blocking = 1;
     482           6 :         out_sock->type = la->sa_family;
     483             : 
     484           6 :         return 1;
     485             : }
     486             : /* }}} */
     487             : 
     488             : /* {{{ php_read -- wrapper around read() so that it only reads to a \r or \n. */
     489           0 : static int php_read(php_socket *sock, void *buf, size_t maxlen, int flags)
     490             : {
     491           0 :         int m = 0;
     492           0 :         size_t n = 0;
     493           0 :         int no_read = 0;
     494           0 :         int nonblock = 0;
     495           0 :         char *t = (char *) buf;
     496             : 
     497             : #ifndef PHP_WIN32
     498           0 :         m = fcntl(sock->bsd_socket, F_GETFL);
     499           0 :         if (m < 0) {
     500           0 :                 return m;
     501             :         }
     502           0 :         nonblock = (m & O_NONBLOCK);
     503           0 :         m = 0;
     504             : #else
     505             :         nonblock = !sock->blocking;
     506             : #endif
     507           0 :         set_errno(0);
     508             : 
     509           0 :         *t = '\0';
     510           0 :         while (*t != '\n' && *t != '\r' && n < maxlen) {
     511           0 :                 if (m > 0) {
     512           0 :                         t++;
     513           0 :                         n++;
     514           0 :                 } else if (m == 0) {
     515           0 :                         no_read++;
     516           0 :                         if (nonblock && no_read >= 2) {
     517           0 :                                 return n;
     518             :                                 /* The first pass, m always is 0, so no_read becomes 1
     519             :                                  * in the first pass. no_read becomes 2 in the second pass,
     520             :                                  * and if this is nonblocking, we should return.. */
     521             :                         }
     522             : 
     523           0 :                         if (no_read > 200) {
     524           0 :                                 set_errno(ECONNRESET);
     525           0 :                                 return -1;
     526             :                         }
     527             :                 }
     528             : 
     529           0 :                 if (n < maxlen) {
     530           0 :                         m = recv(sock->bsd_socket, (void *) t, 1, flags);
     531             :                 }
     532             : 
     533           0 :                 if (errno != 0 && errno != ESPIPE && errno != EAGAIN) {
     534           0 :                         return -1;
     535             :                 }
     536             : 
     537           0 :                 set_errno(0);
     538             :         }
     539             : 
     540           0 :         if (n < maxlen) {
     541           0 :                 n++;
     542             :                 /* The only reasons it makes it to here is
     543             :                  * if '\n' or '\r' are encountered. So, increase
     544             :                  * the return by 1 to make up for the lack of the
     545             :                  * '\n' or '\r' in the count (since read() takes
     546             :                  * place at the end of the loop..) */
     547             :         }
     548             : 
     549           0 :         return n;
     550             : }
     551             : /* }}} */
     552             : 
     553         148 : char *sockets_strerror(int error TSRMLS_DC) /* {{{ */
     554             : {
     555             :         const char *buf;
     556             : 
     557             : #ifndef PHP_WIN32
     558         148 :         if (error < -10000) {
     559           0 :                 error = -error - 10000;
     560             : 
     561             : #ifdef HAVE_HSTRERROR
     562           0 :                 buf = hstrerror(error);
     563             : #else
     564             :                 {
     565             :                         if (SOCKETS_G(strerror_buf)) {
     566             :                                 efree(SOCKETS_G(strerror_buf));
     567             :                         }
     568             : 
     569             :                         spprintf(&(SOCKETS_G(strerror_buf)), 0, "Host lookup error %d", error);
     570             :                         buf = SOCKETS_G(strerror_buf);
     571             :                 }
     572             : #endif
     573             :         } else {
     574         148 :                 buf = strerror(error);
     575             :         }
     576             : #else
     577             :         {
     578             :                 LPTSTR tmp = NULL;
     579             :                 buf = NULL;
     580             : 
     581             :                 if (FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
     582             :                         NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR) &tmp, 0, NULL)
     583             :                 ) {
     584             :                         if (SOCKETS_G(strerror_buf)) {
     585             :                                 efree(SOCKETS_G(strerror_buf));
     586             :                         }
     587             : 
     588             :                         SOCKETS_G(strerror_buf) = estrdup(tmp);
     589             :                         LocalFree(tmp);
     590             : 
     591             :                         buf = SOCKETS_G(strerror_buf);
     592             :                 }
     593             :         }
     594             : #endif
     595             : 
     596         148 :         return (buf ? (char *) buf : "");
     597             : }
     598             : /* }}} */
     599             : 
     600             : /* {{{ PHP_GINIT_FUNCTION */
     601       20423 : static PHP_GINIT_FUNCTION(sockets)
     602             : {
     603       20423 :         sockets_globals->last_error = 0;
     604       20423 :         sockets_globals->strerror_buf = NULL;
     605       20423 : }
     606             : /* }}} */
     607             : 
     608             : /* {{{ PHP_MINIT_FUNCTION
     609             :  */
     610       20423 : static PHP_MINIT_FUNCTION(sockets)
     611             : {
     612       20423 :         le_socket = zend_register_list_destructors_ex(php_destroy_socket, NULL, le_socket_name, module_number);
     613             : 
     614       20423 :         REGISTER_LONG_CONSTANT("AF_UNIX",             AF_UNIX,                CONST_CS | CONST_PERSISTENT);
     615       20423 :         REGISTER_LONG_CONSTANT("AF_INET",             AF_INET,                CONST_CS | CONST_PERSISTENT);
     616             : #if HAVE_IPV6
     617       20423 :         REGISTER_LONG_CONSTANT("AF_INET6",            AF_INET6,               CONST_CS | CONST_PERSISTENT);
     618             : #endif
     619       20423 :         REGISTER_LONG_CONSTANT("SOCK_STREAM", SOCK_STREAM,    CONST_CS | CONST_PERSISTENT);
     620       20423 :         REGISTER_LONG_CONSTANT("SOCK_DGRAM",  SOCK_DGRAM,             CONST_CS | CONST_PERSISTENT);
     621       20423 :         REGISTER_LONG_CONSTANT("SOCK_RAW",            SOCK_RAW,               CONST_CS | CONST_PERSISTENT);
     622       20423 :         REGISTER_LONG_CONSTANT("SOCK_SEQPACKET",SOCK_SEQPACKET, CONST_CS | CONST_PERSISTENT);
     623       20423 :         REGISTER_LONG_CONSTANT("SOCK_RDM",            SOCK_RDM,               CONST_CS | CONST_PERSISTENT);
     624             : 
     625       20423 :         REGISTER_LONG_CONSTANT("MSG_OOB",             MSG_OOB,                CONST_CS | CONST_PERSISTENT);
     626       20423 :         REGISTER_LONG_CONSTANT("MSG_WAITALL", MSG_WAITALL,    CONST_CS | CONST_PERSISTENT);
     627       20423 :         REGISTER_LONG_CONSTANT("MSG_CTRUNC",  MSG_CTRUNC,             CONST_CS | CONST_PERSISTENT);
     628       20423 :         REGISTER_LONG_CONSTANT("MSG_TRUNC",           MSG_TRUNC,              CONST_CS | CONST_PERSISTENT);
     629       20423 :         REGISTER_LONG_CONSTANT("MSG_PEEK",            MSG_PEEK,               CONST_CS | CONST_PERSISTENT);
     630       20423 :         REGISTER_LONG_CONSTANT("MSG_DONTROUTE", MSG_DONTROUTE,        CONST_CS | CONST_PERSISTENT);
     631             : #ifdef MSG_EOR
     632       20423 :         REGISTER_LONG_CONSTANT("MSG_EOR",             MSG_EOR,                CONST_CS | CONST_PERSISTENT);
     633             : #endif
     634             : #ifdef MSG_EOF
     635       20423 :         REGISTER_LONG_CONSTANT("MSG_EOF",             MSG_EOF,                CONST_CS | CONST_PERSISTENT);
     636             : #endif
     637             : 
     638             : #ifdef MSG_CONFIRM
     639       20423 :         REGISTER_LONG_CONSTANT("MSG_CONFIRM", MSG_CONFIRM,    CONST_CS | CONST_PERSISTENT);
     640             : #endif
     641             : #ifdef MSG_ERRQUEUE
     642       20423 :         REGISTER_LONG_CONSTANT("MSG_ERRQUEUE",        MSG_ERRQUEUE,   CONST_CS | CONST_PERSISTENT);
     643             : #endif
     644             : #ifdef MSG_NOSIGNAL
     645       20423 :         REGISTER_LONG_CONSTANT("MSG_NOSIGNAL",        MSG_NOSIGNAL,   CONST_CS | CONST_PERSISTENT);
     646             : #endif
     647             : #ifdef MSG_DONTWAIT
     648       20423 :         REGISTER_LONG_CONSTANT("MSG_DONTWAIT",        MSG_DONTWAIT,   CONST_CS | CONST_PERSISTENT);
     649             : #endif
     650             : #ifdef MSG_MORE
     651       20423 :         REGISTER_LONG_CONSTANT("MSG_MORE",            MSG_MORE,               CONST_CS | CONST_PERSISTENT);
     652             : #endif
     653             : #ifdef MSG_WAITFORONE
     654       20423 :         REGISTER_LONG_CONSTANT("MSG_WAITFORONE",MSG_WAITFORONE,       CONST_CS | CONST_PERSISTENT);
     655             : #endif
     656             : #ifdef MSG_CMSG_CLOEXEC
     657       20423 :         REGISTER_LONG_CONSTANT("MSG_CMSG_CLOEXEC",MSG_CMSG_CLOEXEC,CONST_CS | CONST_PERSISTENT);
     658             : #endif
     659             : 
     660       20423 :         REGISTER_LONG_CONSTANT("SO_DEBUG",            SO_DEBUG,               CONST_CS | CONST_PERSISTENT);
     661       20423 :         REGISTER_LONG_CONSTANT("SO_REUSEADDR",        SO_REUSEADDR,   CONST_CS | CONST_PERSISTENT);
     662             : #ifdef SO_REUSEPORT
     663       20423 :         REGISTER_LONG_CONSTANT("SO_REUSEPORT",        SO_REUSEPORT,   CONST_CS | CONST_PERSISTENT);
     664             : #endif
     665       20423 :         REGISTER_LONG_CONSTANT("SO_KEEPALIVE",        SO_KEEPALIVE,   CONST_CS | CONST_PERSISTENT);
     666       20423 :         REGISTER_LONG_CONSTANT("SO_DONTROUTE",        SO_DONTROUTE,   CONST_CS | CONST_PERSISTENT);
     667       20423 :         REGISTER_LONG_CONSTANT("SO_LINGER",           SO_LINGER,              CONST_CS | CONST_PERSISTENT);
     668       20423 :         REGISTER_LONG_CONSTANT("SO_BROADCAST",        SO_BROADCAST,   CONST_CS | CONST_PERSISTENT);
     669       20423 :         REGISTER_LONG_CONSTANT("SO_OOBINLINE",        SO_OOBINLINE,   CONST_CS | CONST_PERSISTENT);
     670       20423 :         REGISTER_LONG_CONSTANT("SO_SNDBUF",           SO_SNDBUF,              CONST_CS | CONST_PERSISTENT);
     671       20423 :         REGISTER_LONG_CONSTANT("SO_RCVBUF",           SO_RCVBUF,              CONST_CS | CONST_PERSISTENT);
     672       20423 :         REGISTER_LONG_CONSTANT("SO_SNDLOWAT", SO_SNDLOWAT,    CONST_CS | CONST_PERSISTENT);
     673       20423 :         REGISTER_LONG_CONSTANT("SO_RCVLOWAT", SO_RCVLOWAT,    CONST_CS | CONST_PERSISTENT);
     674       20423 :         REGISTER_LONG_CONSTANT("SO_SNDTIMEO", SO_SNDTIMEO,    CONST_CS | CONST_PERSISTENT);
     675       20423 :         REGISTER_LONG_CONSTANT("SO_RCVTIMEO", SO_RCVTIMEO,    CONST_CS | CONST_PERSISTENT);
     676       20423 :         REGISTER_LONG_CONSTANT("SO_TYPE",             SO_TYPE,                CONST_CS | CONST_PERSISTENT);
     677             : #ifdef SO_FAMILY
     678             :         REGISTER_LONG_CONSTANT("SO_FAMILY",           SO_FAMILY,              CONST_CS | CONST_PERSISTENT);
     679             : #endif
     680       20423 :         REGISTER_LONG_CONSTANT("SO_ERROR",            SO_ERROR,               CONST_CS | CONST_PERSISTENT);
     681             : #ifdef SO_BINDTODEVICE
     682       20423 :         REGISTER_LONG_CONSTANT("SO_BINDTODEVICE",       SO_BINDTODEVICE,        CONST_CS | CONST_PERSISTENT);
     683             : #endif
     684       20423 :         REGISTER_LONG_CONSTANT("SOL_SOCKET",  SOL_SOCKET,             CONST_CS | CONST_PERSISTENT);
     685       20423 :         REGISTER_LONG_CONSTANT("SOMAXCONN",           SOMAXCONN,              CONST_CS | CONST_PERSISTENT);
     686             : #ifdef TCP_NODELAY
     687       20423 :         REGISTER_LONG_CONSTANT("TCP_NODELAY",   TCP_NODELAY,    CONST_CS | CONST_PERSISTENT);
     688             : #endif
     689       20423 :         REGISTER_LONG_CONSTANT("PHP_NORMAL_READ", PHP_NORMAL_READ, CONST_CS | CONST_PERSISTENT);
     690       20423 :         REGISTER_LONG_CONSTANT("PHP_BINARY_READ", PHP_BINARY_READ, CONST_CS | CONST_PERSISTENT);
     691             : 
     692       20423 :         REGISTER_LONG_CONSTANT("MCAST_JOIN_GROUP",                    PHP_MCAST_JOIN_GROUP,                   CONST_CS | CONST_PERSISTENT);
     693       20423 :         REGISTER_LONG_CONSTANT("MCAST_LEAVE_GROUP",                   PHP_MCAST_LEAVE_GROUP,                  CONST_CS | CONST_PERSISTENT);
     694             : #ifdef HAS_MCAST_EXT
     695       20423 :         REGISTER_LONG_CONSTANT("MCAST_BLOCK_SOURCE",          PHP_MCAST_BLOCK_SOURCE,                 CONST_CS | CONST_PERSISTENT);
     696       20423 :         REGISTER_LONG_CONSTANT("MCAST_UNBLOCK_SOURCE",                PHP_MCAST_UNBLOCK_SOURCE,               CONST_CS | CONST_PERSISTENT);
     697       20423 :         REGISTER_LONG_CONSTANT("MCAST_JOIN_SOURCE_GROUP",     PHP_MCAST_JOIN_SOURCE_GROUP,    CONST_CS | CONST_PERSISTENT);
     698       20423 :         REGISTER_LONG_CONSTANT("MCAST_LEAVE_SOURCE_GROUP",    PHP_MCAST_LEAVE_SOURCE_GROUP,   CONST_CS | CONST_PERSISTENT);
     699             : #endif
     700             : 
     701       20423 :         REGISTER_LONG_CONSTANT("IP_MULTICAST_IF",                     IP_MULTICAST_IF,                CONST_CS | CONST_PERSISTENT);
     702       20423 :         REGISTER_LONG_CONSTANT("IP_MULTICAST_TTL",                    IP_MULTICAST_TTL,               CONST_CS | CONST_PERSISTENT);
     703       20423 :         REGISTER_LONG_CONSTANT("IP_MULTICAST_LOOP",                   IP_MULTICAST_LOOP,              CONST_CS | CONST_PERSISTENT);
     704             : #if HAVE_IPV6
     705       20423 :         REGISTER_LONG_CONSTANT("IPV6_MULTICAST_IF",                   IPV6_MULTICAST_IF,              CONST_CS | CONST_PERSISTENT);
     706       20423 :         REGISTER_LONG_CONSTANT("IPV6_MULTICAST_HOPS",         IPV6_MULTICAST_HOPS,    CONST_CS | CONST_PERSISTENT);
     707       20423 :         REGISTER_LONG_CONSTANT("IPV6_MULTICAST_LOOP",         IPV6_MULTICAST_LOOP,    CONST_CS | CONST_PERSISTENT);
     708             : #endif
     709             : 
     710             : #ifndef WIN32
     711             : # include "unix_socket_constants.h"
     712             : #else
     713             : # include "win32_socket_constants.h"
     714             : #endif
     715             : 
     716       20423 :         REGISTER_LONG_CONSTANT("IPPROTO_IP",  IPPROTO_IP,             CONST_CS | CONST_PERSISTENT);
     717             : #if HAVE_IPV6
     718       20423 :         REGISTER_LONG_CONSTANT("IPPROTO_IPV6",        IPPROTO_IPV6,   CONST_CS | CONST_PERSISTENT);
     719             : #endif
     720             : 
     721       20423 :         REGISTER_LONG_CONSTANT("SOL_TCP",             IPPROTO_TCP,    CONST_CS | CONST_PERSISTENT);
     722       20423 :         REGISTER_LONG_CONSTANT("SOL_UDP",             IPPROTO_UDP,    CONST_CS | CONST_PERSISTENT);
     723             : 
     724             : #if HAVE_IPV6
     725       20423 :         REGISTER_LONG_CONSTANT("IPV6_UNICAST_HOPS",                   IPV6_UNICAST_HOPS,      CONST_CS | CONST_PERSISTENT);
     726             : #endif
     727             : 
     728       20423 :         php_socket_sendrecvmsg_init(INIT_FUNC_ARGS_PASSTHRU);
     729             : 
     730       20423 :         return SUCCESS;
     731             : }
     732             : /* }}} */
     733             : 
     734             : /* {{{ PHP_MSHUTDOWN_FUNCTION
     735             :  */
     736       20457 : static PHP_MSHUTDOWN_FUNCTION(sockets)
     737             : {
     738       20457 :         php_socket_sendrecvmsg_shutdown(SHUTDOWN_FUNC_ARGS_PASSTHRU);
     739             : 
     740       20457 :         return SUCCESS;
     741             : }
     742             : /* }}} */
     743             : 
     744             : /* {{{ PHP_MINFO_FUNCTION
     745             :  */
     746         143 : static PHP_MINFO_FUNCTION(sockets)
     747             : {
     748         143 :         php_info_print_table_start();
     749         143 :         php_info_print_table_row(2, "Sockets Support", "enabled");
     750         143 :         php_info_print_table_end();
     751         143 : }
     752             : /* }}} */
     753             : 
     754             : /* {{{ PHP_RSHUTDOWN_FUNCTION */
     755       20416 : static PHP_RSHUTDOWN_FUNCTION(sockets)
     756             : {
     757       20416 :         if (SOCKETS_G(strerror_buf)) {
     758           0 :                 efree(SOCKETS_G(strerror_buf));
     759           0 :                 SOCKETS_G(strerror_buf) = NULL;
     760             :         }
     761             : 
     762       20416 :         return SUCCESS;
     763             : }
     764             : /* }}} */
     765             : 
     766          28 : static int php_sock_array_to_fd_set(zval *sock_array, fd_set *fds, PHP_SOCKET *max_fd TSRMLS_DC) /* {{{ */
     767             : {
     768             :         zval            *element;
     769             :         php_socket      *php_sock;
     770          28 :         int                     num = 0;
     771             : 
     772          28 :         if (Z_TYPE_P(sock_array) != IS_ARRAY) return 0;
     773             : 
     774          60 :         ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(sock_array), element) {
     775          16 :                 php_sock = (php_socket*) zend_fetch_resource(element TSRMLS_CC, -1, le_socket_name, NULL, 1, le_socket);
     776          16 :                 if (!php_sock) continue; /* If element is not a resource, skip it */
     777             : 
     778          16 :                 PHP_SAFE_FD_SET(php_sock->bsd_socket, fds);
     779          16 :                 if (php_sock->bsd_socket > *max_fd) {
     780          16 :                         *max_fd = php_sock->bsd_socket;
     781             :                 }
     782          16 :                 num++;
     783             :         } ZEND_HASH_FOREACH_END();
     784             : 
     785          28 :         return num ? 1 : 0;
     786             : }
     787             : /* }}} */
     788             : 
     789          27 : static int php_sock_array_from_fd_set(zval *sock_array, fd_set *fds TSRMLS_DC) /* {{{ */
     790             : {
     791             :         zval            *element;
     792             :         zval            *dest_element;
     793             :         php_socket      *php_sock;
     794             :         zval            new_hash;
     795          27 :         int                     num = 0;
     796             :         zend_ulong       num_key;
     797             :         zend_string *key;
     798             : 
     799          27 :         if (Z_TYPE_P(sock_array) != IS_ARRAY) return 0;
     800             : 
     801          27 :         array_init(&new_hash);
     802          55 :         ZEND_HASH_FOREACH_KEY_VAL(Z_ARRVAL_P(sock_array), num_key, key, element) {
     803          14 :                 php_sock = (php_socket*) zend_fetch_resource(element TSRMLS_CC, -1, le_socket_name, NULL, 1, le_socket);
     804          14 :                 if (!php_sock) continue; /* If element is not a resource, skip it */
     805             : 
     806          14 :                 if (PHP_SAFE_FD_ISSET(php_sock->bsd_socket, fds)) {
     807             :                         /* Add fd to new array */
     808           7 :                         if (key) {
     809           0 :                                 dest_element = zend_hash_add(Z_ARRVAL(new_hash), key, element);
     810             :                         } else {
     811           7 :                                 dest_element = zend_hash_index_update(Z_ARRVAL(new_hash), num_key, element);
     812             :                         }
     813           7 :                         if (dest_element) {
     814             :                                 Z_ADDREF_P(dest_element);
     815             :                         }
     816             :                 }
     817          14 :                 num++;
     818             :         } ZEND_HASH_FOREACH_END();
     819             : 
     820             :         /* Destroy old array, add new one */
     821          27 :         zval_ptr_dtor(sock_array);
     822             : 
     823          27 :         ZVAL_COPY_VALUE(sock_array, &new_hash);
     824             : 
     825          27 :         return num ? 1 : 0;
     826             : }
     827             : /* }}} */
     828             : 
     829             : /* {{{ proto int socket_select(array &read_fds, array &write_fds, array &except_fds, int tv_sec[, int tv_usec]) 
     830             :    Runs the select() system call on the sets mentioned with a timeout specified by tv_sec and tv_usec */
     831          14 : PHP_FUNCTION(socket_select)
     832             : {
     833             :         zval                    *r_array, *w_array, *e_array, *sec;
     834             :         struct timeval  tv;
     835          14 :         struct timeval *tv_p = NULL;
     836             :         fd_set                  rfds, wfds, efds;
     837          14 :         PHP_SOCKET              max_fd = 0;
     838          14 :         int                             retval, sets = 0;
     839          14 :         zend_long                       usec = 0;
     840             : 
     841          14 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a/!a/!a/!z!|l", &r_array, &w_array, &e_array, &sec, &usec) == FAILURE) {
     842           1 :                 return;
     843             :         }
     844             : 
     845          13 :         FD_ZERO(&rfds);
     846          13 :         FD_ZERO(&wfds);
     847          13 :         FD_ZERO(&efds);
     848             : 
     849          13 :         if (r_array != NULL) sets += php_sock_array_to_fd_set(r_array, &rfds, &max_fd TSRMLS_CC);
     850          13 :         if (w_array != NULL) sets += php_sock_array_to_fd_set(w_array, &wfds, &max_fd TSRMLS_CC);
     851          13 :         if (e_array != NULL) sets += php_sock_array_to_fd_set(e_array, &efds, &max_fd TSRMLS_CC);
     852             : 
     853          13 :         if (!sets) {
     854           1 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "no resource arrays were passed to select");
     855           1 :                 RETURN_FALSE;
     856             :         }
     857             : 
     858          12 :         PHP_SAFE_MAX_FD(max_fd, 0); /* someone needs to make this look more like stream_socket_select */
     859             : 
     860             :         /* If seconds is not set to null, build the timeval, else we wait indefinitely */
     861          12 :         if (sec != NULL) {
     862             :                 zval tmp;
     863             : 
     864          24 :                 if (Z_TYPE_P(sec) != IS_LONG) {
     865           1 :                         tmp = *sec;
     866             :                         zval_copy_ctor(&tmp);
     867           1 :                         convert_to_long(&tmp);
     868           1 :                         sec = &tmp;
     869             :                 }
     870             : 
     871             :                 /* Solaris + BSD do not like microsecond values which are >= 1 sec */
     872          12 :                 if (usec > 999999) {
     873           1 :                         tv.tv_sec = Z_LVAL_P(sec) + (usec / 1000000);
     874           1 :                         tv.tv_usec = usec % 1000000;
     875             :                 } else {
     876          11 :                         tv.tv_sec = Z_LVAL_P(sec);
     877          11 :                         tv.tv_usec = usec;
     878             :                 }
     879             : 
     880          12 :                 tv_p = &tv;
     881             : 
     882          12 :                 if (sec == &tmp) {
     883             :                         zval_dtor(&tmp);
     884             :                 }
     885             :         }
     886             : 
     887          12 :         retval = select(max_fd+1, &rfds, &wfds, &efds, tv_p);
     888             : 
     889          12 :         if (retval == -1) {
     890           1 :                 SOCKETS_G(last_error) = errno;
     891           1 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to select [%d]: %s", errno, sockets_strerror(errno TSRMLS_CC));
     892           1 :                 RETURN_FALSE;
     893             :         }
     894             : 
     895          11 :         if (r_array != NULL) php_sock_array_from_fd_set(r_array, &rfds TSRMLS_CC);
     896          11 :         if (w_array != NULL) php_sock_array_from_fd_set(w_array, &wfds TSRMLS_CC);
     897          11 :         if (e_array != NULL) php_sock_array_from_fd_set(e_array, &efds TSRMLS_CC);
     898             : 
     899          11 :         RETURN_LONG(retval);
     900             : }
     901             : /* }}} */
     902             : 
     903             : /* {{{ proto resource socket_create_listen(int port[, int backlog]) 
     904             :    Opens a socket on port to accept connections */
     905          16 : PHP_FUNCTION(socket_create_listen)
     906             : {
     907             :         php_socket      *php_sock;
     908          16 :         zend_long               port, backlog = 128;
     909             : 
     910          16 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|l", &port, &backlog) == FAILURE) {
     911           3 :                 return;
     912             :         }
     913             : 
     914          13 :         if (!php_open_listen_sock(&php_sock, port, backlog TSRMLS_CC)) {
     915           2 :                 RETURN_FALSE;
     916             :         }
     917             : 
     918          11 :         php_sock->error = 0;
     919          11 :         php_sock->blocking = 1;
     920             : 
     921          11 :         ZEND_REGISTER_RESOURCE(return_value, php_sock, le_socket);
     922             : }
     923             : /* }}} */
     924             : 
     925             : /* {{{ proto resource socket_accept(resource socket)
     926             :    Accepts a connection on the listening socket fd */
     927           7 : PHP_FUNCTION(socket_accept)
     928             : {
     929             :         zval                             *arg1;
     930             :         php_socket                       *php_sock, *new_sock;
     931             :         php_sockaddr_storage sa;
     932           7 :         socklen_t                        php_sa_len = sizeof(sa);
     933             : 
     934           7 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
     935           1 :                 return;
     936             :         }
     937             : 
     938           6 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
     939             : 
     940           6 :         if (!php_accept_connect(php_sock, &new_sock, (struct sockaddr*)&sa, &php_sa_len TSRMLS_CC)) {
     941           0 :                 RETURN_FALSE;
     942             :         }
     943             : 
     944           6 :         ZEND_REGISTER_RESOURCE(return_value, new_sock, le_socket);
     945             : }
     946             : /* }}} */
     947             : 
     948             : /* {{{ proto bool socket_set_nonblock(resource socket)
     949             :    Sets nonblocking mode on a socket resource */
     950          15 : PHP_FUNCTION(socket_set_nonblock)
     951             : {
     952             :         zval            *arg1;
     953             :         php_socket      *php_sock;
     954             : 
     955          15 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
     956           1 :                 return;
     957             :         }
     958             : 
     959          14 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
     960             : 
     961          26 :         if (!Z_ISUNDEF(php_sock->zstream)) {
     962             :                 php_stream *stream;
     963             :                 /* omit notice if resource doesn't exist anymore */
     964           0 :                 stream = zend_fetch_resource(&php_sock->zstream TSRMLS_CC, -1,
     965             :                         NULL, NULL, 2, php_file_le_stream(), php_file_le_pstream());
     966           0 :                 if (stream != NULL) {
     967           0 :                         if (php_stream_set_option(stream, PHP_STREAM_OPTION_BLOCKING, 0,
     968             :                                         NULL) != -1) {
     969           0 :                                 php_sock->blocking = 0;
     970           0 :                                 RETURN_TRUE;
     971             :                         }
     972             :                 }
     973             :         }
     974             : 
     975          13 :         if (php_set_sock_blocking(php_sock->bsd_socket, 0 TSRMLS_CC) == SUCCESS) {
     976          13 :                 php_sock->blocking = 0;
     977          13 :                 RETURN_TRUE;
     978             :         } else {
     979           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to set nonblocking mode", errno);
     980           0 :                 RETURN_FALSE;
     981             :         }
     982             : }
     983             : /* }}} */
     984             : 
     985             : /* {{{ proto bool socket_set_block(resource socket)
     986             :    Sets blocking mode on a socket resource */
     987           9 : PHP_FUNCTION(socket_set_block)
     988             : {
     989             :         zval            *arg1;
     990             :         php_socket      *php_sock;
     991             : 
     992           9 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
     993           1 :                 return;
     994             :         }
     995             : 
     996           8 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
     997             : 
     998             :         /* if socket was created from a stream, give the stream a chance to take
     999             :          * care of the operation itself, thereby allowing it to update its internal
    1000             :          * state */
    1001          12 :         if (!Z_ISUNDEF(php_sock->zstream)) {
    1002             :                 php_stream *stream;
    1003           3 :                 stream = zend_fetch_resource(&php_sock->zstream TSRMLS_CC, -1,
    1004             :                         NULL, NULL, 2, php_file_le_stream(), php_file_le_pstream());
    1005           3 :                 if (stream != NULL) {
    1006           2 :                         if (php_stream_set_option(stream, PHP_STREAM_OPTION_BLOCKING, 1,
    1007             :                                         NULL) != -1) {
    1008           2 :                                 php_sock->blocking = 1;
    1009           2 :                                 RETURN_TRUE;
    1010             :                         }
    1011             :                 }
    1012             :         }
    1013             : 
    1014           4 :         if (php_set_sock_blocking(php_sock->bsd_socket, 1 TSRMLS_CC) == SUCCESS) {
    1015           3 :                 php_sock->blocking = 1;
    1016           3 :                 RETURN_TRUE;
    1017             :         } else {
    1018           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to set blocking mode", errno);
    1019           1 :                 RETURN_FALSE;
    1020             :         }
    1021             : }
    1022             : /* }}} */
    1023             : 
    1024             : /* {{{ proto bool socket_listen(resource socket[, int backlog])
    1025             :    Sets the maximum number of connections allowed to be waited for on the socket specified by fd */
    1026           9 : PHP_FUNCTION(socket_listen)
    1027             : {
    1028             :         zval            *arg1;
    1029             :         php_socket      *php_sock;
    1030           9 :         zend_long               backlog = 0;
    1031             : 
    1032           9 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &arg1, &backlog) == FAILURE) {
    1033           2 :                 return;
    1034             :         }
    1035             : 
    1036           7 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1037             : 
    1038           7 :         if (listen(php_sock->bsd_socket, backlog) != 0) {
    1039           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to listen on socket", errno);
    1040           1 :                 RETURN_FALSE;
    1041             :         }
    1042           6 :         RETURN_TRUE;
    1043             : }
    1044             : /* }}} */
    1045             : 
    1046             : /* {{{ proto void socket_close(resource socket)
    1047             :    Closes a file descriptor */
    1048          40 : PHP_FUNCTION(socket_close)
    1049             : {
    1050             :         zval            *arg1;
    1051             :         php_socket      *php_sock;
    1052             : 
    1053          40 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &arg1) == FAILURE) {
    1054           3 :                 return;
    1055             :         }
    1056             : 
    1057          37 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1058          74 :         if (!Z_ISUNDEF(php_sock->zstream)) {
    1059           2 :                 php_stream *stream = NULL;
    1060           2 :                 php_stream_from_zval_no_verify(stream, &php_sock->zstream);
    1061           2 :                 if (stream != NULL) {
    1062             :                         /* close & destroy stream, incl. removing it from the rsrc list;
    1063             :                          * resource stored in php_sock->zstream will become invalid */
    1064           2 :                         php_stream_free(stream, PHP_STREAM_FREE_CLOSE |
    1065             :                                         (stream->is_persistent?PHP_STREAM_FREE_CLOSE_PERSISTENT:0));
    1066             :                 }
    1067             :         }
    1068          37 :         zend_list_close(Z_RES_P(arg1));
    1069             : }
    1070             : /* }}} */
    1071             : 
    1072             : /* {{{ proto int socket_write(resource socket, string buf[, int length])
    1073             :    Writes the buffer to the socket resource, length is optional */
    1074           8 : PHP_FUNCTION(socket_write)
    1075             : {
    1076             :         zval            *arg1;
    1077             :         php_socket      *php_sock;
    1078             :         int                     retval;
    1079             :         size_t      str_len;
    1080           8 :         zend_long       length = 0;
    1081             :         char            *str;
    1082             : 
    1083           8 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|l", &arg1, &str, &str_len, &length) == FAILURE) {
    1084           2 :                 return;
    1085             :         }
    1086             : 
    1087           6 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1088             : 
    1089           6 :         if (ZEND_NUM_ARGS() < 3) {
    1090           6 :                 length = str_len;
    1091             :         }
    1092             : 
    1093             : #ifndef PHP_WIN32
    1094           6 :         retval = write(php_sock->bsd_socket, str, MIN(length, str_len));
    1095             : #else
    1096             :         retval = send(php_sock->bsd_socket, str, min(length, str_len), 0);
    1097             : #endif
    1098             : 
    1099           6 :         if (retval < 0) {
    1100           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to write to socket", errno);
    1101           1 :                 RETURN_FALSE;
    1102             :         }
    1103             : 
    1104           5 :         RETURN_LONG(retval);
    1105             : }
    1106             : /* }}} */
    1107             : 
    1108             : /* {{{ proto string socket_read(resource socket, int length [, int type]) 
    1109             :    Reads a maximum of length bytes from socket */
    1110          14 : PHP_FUNCTION(socket_read)
    1111             : {
    1112             :         zval            *arg1;
    1113             :         php_socket      *php_sock;
    1114             :         zend_string     *tmpbuf;
    1115             :         int                     retval;
    1116          14 :         zend_long               length, type = PHP_BINARY_READ;
    1117             : 
    1118          14 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl|l", &arg1, &length, &type) == FAILURE) {
    1119           2 :                 return;
    1120             :         }
    1121             : 
    1122             :         /* overflow check */
    1123          12 :         if ((length + 1) < 2) {
    1124           0 :                 RETURN_FALSE;
    1125             :         }
    1126             : 
    1127          24 :         tmpbuf = zend_string_alloc(length, 0);
    1128             : 
    1129          12 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1130             : 
    1131          12 :         if (type == PHP_NORMAL_READ) {
    1132           0 :                 retval = php_read(php_sock, tmpbuf->val, length, 0);
    1133             :         } else {
    1134          12 :                 retval = recv(php_sock->bsd_socket, tmpbuf->val, length, 0);
    1135             :         }
    1136             : 
    1137          12 :         if (retval == -1) {
    1138             :                 /* if the socket is in non-blocking mode and there's no data to read,
    1139             :                 don't output any error, as this is a normal situation, and not an error */
    1140           2 :                 if (errno == EAGAIN
    1141             : #ifdef EWOULDBLOCK
    1142           1 :                 || errno == EWOULDBLOCK
    1143             : #endif
    1144             :                 ) {
    1145           0 :                         php_sock->error = errno;
    1146           0 :                         SOCKETS_G(last_error) = errno;
    1147             :                 } else {
    1148           1 :                         PHP_SOCKET_ERROR(php_sock, "unable to read from socket", errno);
    1149             :                 }
    1150             : 
    1151             :                 zend_string_free(tmpbuf);
    1152           1 :                 RETURN_FALSE;
    1153          11 :         } else if (!retval) {
    1154             :                 zend_string_free(tmpbuf);
    1155           0 :                 RETURN_EMPTY_STRING();
    1156             :         }
    1157             : 
    1158          22 :         tmpbuf = zend_string_realloc(tmpbuf, retval, 0);
    1159          11 :         tmpbuf->len = retval;
    1160          11 :         tmpbuf->val[tmpbuf->len] = '\0' ;
    1161             : 
    1162          11 :         RETURN_STR(tmpbuf);
    1163             : }
    1164             : /* }}} */
    1165             : 
    1166             : /* {{{ proto bool socket_getsockname(resource socket, string &addr[, int &port])
    1167             :    Queries the remote side of the given socket which may either result in host/port or in a UNIX filesystem path, dependent on its type. */
    1168           2 : PHP_FUNCTION(socket_getsockname)
    1169             : {
    1170           2 :         zval                                    *arg1, *addr, *port = NULL;
    1171             :         php_sockaddr_storage    sa_storage;
    1172             :         php_socket                              *php_sock;
    1173             :         struct sockaddr                 *sa;
    1174             :         struct sockaddr_in              *sin;
    1175             : #if HAVE_IPV6
    1176             :         struct sockaddr_in6             *sin6;
    1177             :         char                                    addr6[INET6_ADDRSTRLEN+1];
    1178             : #endif
    1179             :         struct sockaddr_un              *s_un;
    1180             :         char                                    *addr_string;
    1181           2 :         socklen_t                               salen = sizeof(php_sockaddr_storage);
    1182             : 
    1183           2 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz/|z/", &arg1, &addr, &port) == FAILURE) {
    1184           0 :                 return;
    1185             :         }
    1186             : 
    1187           2 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1188             : 
    1189           2 :         sa = (struct sockaddr *) &sa_storage;
    1190             : 
    1191           2 :         if (getsockname(php_sock->bsd_socket, sa, &salen) != 0) {
    1192           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket name", errno);
    1193           0 :                 RETURN_FALSE;
    1194             :         }
    1195             : 
    1196           2 :         if (port != NULL) {
    1197           4 :                 ZVAL_DEREF(port);
    1198             :         }
    1199             : 
    1200           2 :         switch (sa->sa_family) {
    1201             : #if HAVE_IPV6
    1202             :                 case AF_INET6:
    1203           0 :                         sin6 = (struct sockaddr_in6 *) sa;
    1204           0 :                         inet_ntop(AF_INET6, &sin6->sin6_addr, addr6, INET6_ADDRSTRLEN);
    1205           0 :                         zval_dtor(addr);
    1206           0 :                         ZVAL_STRING(addr, addr6);
    1207             : 
    1208           0 :                         if (port != NULL) {
    1209           0 :                                 zval_dtor(port);
    1210           0 :                                 ZVAL_LONG(port, htons(sin6->sin6_port));
    1211             :                         }
    1212           0 :                         RETURN_TRUE;
    1213             :                         break;
    1214             : #endif
    1215             :                 case AF_INET:
    1216           2 :                         sin = (struct sockaddr_in *) sa;
    1217           2 :                         while (inet_ntoa_lock == 1);
    1218           2 :                         inet_ntoa_lock = 1;
    1219           2 :                         addr_string = inet_ntoa(sin->sin_addr);
    1220           2 :                         inet_ntoa_lock = 0;
    1221             : 
    1222           2 :                         zval_dtor(addr);
    1223           4 :                         ZVAL_STRING(addr, addr_string);
    1224             : 
    1225           2 :                         if (port != NULL) {
    1226           2 :                                 zval_dtor(port);
    1227           2 :                                 ZVAL_LONG(port, htons(sin->sin_port));
    1228             :                         }
    1229           2 :                         RETURN_TRUE;
    1230             :                         break;
    1231             : 
    1232             :                 case AF_UNIX:
    1233           0 :                         s_un = (struct sockaddr_un *) sa;
    1234             : 
    1235           0 :                         zval_dtor(addr);
    1236           0 :                         ZVAL_STRING(addr, s_un->sun_path);
    1237           0 :                         RETURN_TRUE;
    1238             :                         break;
    1239             : 
    1240             :                 default:
    1241           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported address family %d", sa->sa_family);
    1242           0 :                         RETURN_FALSE;
    1243             :         }
    1244             : }
    1245             : /* }}} */
    1246             : 
    1247             : /* {{{ proto bool socket_getpeername(resource socket, string &addr[, int &port])
    1248             :    Queries the remote side of the given socket which may either result in host/port or in a UNIX filesystem path, dependent on its type. */
    1249           3 : PHP_FUNCTION(socket_getpeername)
    1250             : {
    1251           3 :         zval                                    *arg1, *arg2, *arg3 = NULL;
    1252             :         php_sockaddr_storage    sa_storage;
    1253             :         php_socket                              *php_sock;
    1254             :         struct sockaddr                 *sa;
    1255             :         struct sockaddr_in              *sin;
    1256             : #if HAVE_IPV6
    1257             :         struct sockaddr_in6             *sin6;
    1258             :         char                                    addr6[INET6_ADDRSTRLEN+1];
    1259             : #endif
    1260             :         struct sockaddr_un              *s_un;
    1261             :         char                                    *addr_string;
    1262           3 :         socklen_t                               salen = sizeof(php_sockaddr_storage);
    1263             : 
    1264           3 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz/|z/", &arg1, &arg2, &arg3) == FAILURE) {
    1265           0 :                 return;
    1266             :         }
    1267             : 
    1268           3 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1269             : 
    1270           3 :         sa = (struct sockaddr *) &sa_storage;
    1271             : 
    1272           3 :         if (getpeername(php_sock->bsd_socket, sa, &salen) < 0) {
    1273           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve peer name", errno);
    1274           1 :                 RETURN_FALSE;
    1275             :         }
    1276             : 
    1277           2 :         switch (sa->sa_family) {
    1278             : #if HAVE_IPV6
    1279             :                 case AF_INET6:
    1280           1 :                         sin6 = (struct sockaddr_in6 *) sa;
    1281           1 :                         inet_ntop(AF_INET6, &sin6->sin6_addr, addr6, INET6_ADDRSTRLEN);
    1282           1 :                         zval_dtor(arg2);
    1283           2 :                         ZVAL_STRING(arg2, addr6);
    1284             : 
    1285           1 :                         if (arg3 != NULL) {
    1286           1 :                                 zval_dtor(arg3);
    1287           1 :                                 ZVAL_LONG(arg3, htons(sin6->sin6_port));
    1288             :                         }
    1289             : 
    1290           1 :                         RETURN_TRUE;
    1291             :                         break;
    1292             : #endif
    1293             :                 case AF_INET:
    1294           1 :                         sin = (struct sockaddr_in *) sa;
    1295           1 :                         while (inet_ntoa_lock == 1);
    1296           1 :                         inet_ntoa_lock = 1;
    1297           1 :                         addr_string = inet_ntoa(sin->sin_addr);
    1298           1 :                         inet_ntoa_lock = 0;
    1299             : 
    1300           1 :                         zval_dtor(arg2);
    1301           2 :                         ZVAL_STRING(arg2, addr_string);
    1302             : 
    1303           1 :                         if (arg3 != NULL) {
    1304           1 :                                 zval_dtor(arg3);
    1305           1 :                                 ZVAL_LONG(arg3, htons(sin->sin_port));
    1306             :                         }
    1307             : 
    1308           1 :                         RETURN_TRUE;
    1309             :                         break;
    1310             : 
    1311             :                 case AF_UNIX:
    1312           0 :                         s_un = (struct sockaddr_un *) sa;
    1313             : 
    1314           0 :                         zval_dtor(arg2);
    1315           0 :                         ZVAL_STRING(arg2, s_un->sun_path);
    1316           0 :                         RETURN_TRUE;
    1317             :                         break;
    1318             : 
    1319             :                 default:
    1320           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported address family %d", sa->sa_family);
    1321           0 :                         RETURN_FALSE;
    1322             :         }
    1323             : }
    1324             : /* }}} */
    1325             : 
    1326             : /* {{{ proto resource socket_create(int domain, int type, int protocol) 
    1327             :    Creates an endpoint for communication in the domain specified by domain, of type specified by type */
    1328          57 : PHP_FUNCTION(socket_create)
    1329             : {
    1330             :         zend_long               arg1, arg2, arg3;
    1331          57 :         php_socket      *php_sock = php_create_socket();
    1332             : 
    1333          57 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lll", &arg1, &arg2, &arg3) == FAILURE) {
    1334           6 :                 efree(php_sock);
    1335           6 :                 return;
    1336             :         }
    1337             : 
    1338         111 :         if (arg1 != AF_UNIX
    1339             : #if HAVE_IPV6
    1340          51 :                 && arg1 != AF_INET6
    1341             : #endif
    1342          60 :                 && arg1 != AF_INET) {
    1343           0 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid socket domain [%pd] specified for argument 1, assuming AF_INET", arg1);
    1344           0 :                 arg1 = AF_INET;
    1345             :         }
    1346             : 
    1347          51 :         if (arg2 > 10) {
    1348           0 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid socket type [%pd] specified for argument 2, assuming SOCK_STREAM", arg2);
    1349           0 :                 arg2 = SOCK_STREAM;
    1350             :         }
    1351             : 
    1352          51 :         php_sock->bsd_socket = socket(arg1, arg2, arg3);
    1353          51 :         php_sock->type = arg1;
    1354             : 
    1355          51 :         if (IS_INVALID_SOCKET(php_sock)) {
    1356           1 :                 SOCKETS_G(last_error) = errno;
    1357           1 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to create socket [%d]: %s", errno, sockets_strerror(errno TSRMLS_CC));
    1358           1 :                 efree(php_sock);
    1359           1 :                 RETURN_FALSE;
    1360             :         }
    1361             : 
    1362          50 :         php_sock->error = 0;
    1363          50 :         php_sock->blocking = 1;
    1364             : 
    1365          50 :         ZEND_REGISTER_RESOURCE(return_value, php_sock, le_socket);
    1366             : }
    1367             : /* }}} */
    1368             : 
    1369             : /* {{{ proto bool socket_connect(resource socket, string addr [, int port])
    1370             :    Opens a connection to addr:port on the socket specified by socket */
    1371          11 : PHP_FUNCTION(socket_connect)
    1372             : {
    1373             :         zval                            *arg1;
    1374             :         php_socket                      *php_sock;
    1375             :         char                            *addr;
    1376             :         int                                     retval;
    1377             :         size_t              addr_len;
    1378          11 :         zend_long                               port = 0;
    1379          11 :         int                                     argc = ZEND_NUM_ARGS();
    1380             : 
    1381          11 :         if (zend_parse_parameters(argc TSRMLS_CC, "rs|l", &arg1, &addr, &addr_len, &port) == FAILURE) {
    1382           2 :                 return;
    1383             :         }
    1384             : 
    1385           9 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1386             : 
    1387           9 :         switch(php_sock->type) {
    1388             : #if HAVE_IPV6
    1389             :                 case AF_INET6: {
    1390           2 :                         struct sockaddr_in6 sin6 = {0};
    1391             : 
    1392           2 :                         if (argc != 3) {
    1393           0 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Socket of type AF_INET6 requires 3 arguments");
    1394           0 :                                 RETURN_FALSE;
    1395             :                         }
    1396             : 
    1397           2 :                         memset(&sin6, 0, sizeof(struct sockaddr_in6));
    1398             : 
    1399           2 :                         sin6.sin6_family = AF_INET6;
    1400           2 :                         sin6.sin6_port   = htons((unsigned short int)port);
    1401             : 
    1402           2 :                         if (! php_set_inet6_addr(&sin6, addr, php_sock TSRMLS_CC)) {
    1403           0 :                                 RETURN_FALSE;
    1404             :                         }
    1405             : 
    1406           2 :                         retval = connect(php_sock->bsd_socket, (struct sockaddr *)&sin6, sizeof(struct sockaddr_in6));
    1407           2 :                         break;
    1408             :                 }
    1409             : #endif
    1410             :                 case AF_INET: {
    1411           5 :                         struct sockaddr_in sin = {0};
    1412             : 
    1413           5 :                         if (argc != 3) {
    1414           1 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Socket of type AF_INET requires 3 arguments");
    1415           1 :                                 RETURN_FALSE;
    1416             :                         }
    1417             : 
    1418           4 :                         sin.sin_family = AF_INET;
    1419           4 :                         sin.sin_port   = htons((unsigned short int)port);
    1420             : 
    1421           4 :                         if (! php_set_inet_addr(&sin, addr, php_sock TSRMLS_CC)) {
    1422           0 :                                 RETURN_FALSE;
    1423             :                         }
    1424             : 
    1425           4 :                         retval = connect(php_sock->bsd_socket, (struct sockaddr *)&sin, sizeof(struct sockaddr_in));
    1426           4 :                         break;
    1427             :                 }
    1428             : 
    1429             :                 case AF_UNIX: {
    1430           2 :                         struct sockaddr_un s_un = {0};
    1431             : 
    1432           2 :                         if (addr_len >= sizeof(s_un.sun_path)) {
    1433           0 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Path too long");
    1434           0 :                                 RETURN_FALSE;
    1435             :                         }
    1436             : 
    1437           2 :                         s_un.sun_family = AF_UNIX;
    1438           2 :                         memcpy(&s_un.sun_path, addr, addr_len);
    1439           2 :                         retval = connect(php_sock->bsd_socket, (struct sockaddr *) &s_un,
    1440             :                                 (socklen_t)(XtOffsetOf(struct sockaddr_un, sun_path) + addr_len));
    1441           2 :                         break;
    1442             :                 }
    1443             : 
    1444             :                 default:
    1445           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported socket type %d", php_sock->type);
    1446           0 :                         RETURN_FALSE;
    1447             :                 }
    1448             : 
    1449           8 :         if (retval != 0) {
    1450           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to connect", errno);
    1451           1 :                 RETURN_FALSE;
    1452             :         }
    1453             : 
    1454           7 :         RETURN_TRUE;
    1455             : }
    1456             : /* }}} */
    1457             : 
    1458             : /* {{{ proto string socket_strerror(int errno)
    1459             :    Returns a string describing an error */
    1460         134 : PHP_FUNCTION(socket_strerror)
    1461             : {
    1462             :         zend_long       arg1;
    1463             : 
    1464         134 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &arg1) == FAILURE) {
    1465           1 :                 return;
    1466             :         }
    1467             : 
    1468         266 :         RETURN_STRING(sockets_strerror(arg1 TSRMLS_CC));
    1469             : }
    1470             : /* }}} */
    1471             : 
    1472             : /* {{{ proto bool socket_bind(resource socket, string addr [, int port])
    1473             :    Binds an open socket to a listening port, port is only specified in AF_INET family. */
    1474          30 : PHP_FUNCTION(socket_bind)
    1475             : {
    1476             :         zval                                    *arg1;
    1477          30 :         php_sockaddr_storage    sa_storage = {0};
    1478          30 :         struct sockaddr                 *sock_type = (struct sockaddr*) &sa_storage;
    1479             :         php_socket                              *php_sock;
    1480             :         char                                    *addr;
    1481             :         size_t                                          addr_len;
    1482          30 :         zend_long                                       port = 0;
    1483          30 :         zend_long                                       retval = 0;
    1484             : 
    1485          30 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rs|l", &arg1, &addr, &addr_len, &port) == FAILURE) {
    1486           2 :                 return;
    1487             :         }
    1488             : 
    1489          28 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1490             : 
    1491          28 :         switch(php_sock->type) {
    1492             :                 case AF_UNIX:
    1493             :                         {
    1494           6 :                                 struct sockaddr_un *sa = (struct sockaddr_un *) sock_type;
    1495             : 
    1496           6 :                                 sa->sun_family = AF_UNIX;
    1497             : 
    1498           6 :                                 if (addr_len >= sizeof(sa->sun_path)) {
    1499           0 :                                         php_error_docref(NULL TSRMLS_CC, E_WARNING,
    1500             :                                                         "Invalid path: too long (maximum size is %d)",
    1501             :                                                         (int)sizeof(sa->sun_path) - 1);
    1502           0 :                                         RETURN_FALSE;
    1503             :                                 }
    1504           6 :                                 memcpy(&sa->sun_path, addr, addr_len);
    1505             : 
    1506           6 :                                 retval = bind(php_sock->bsd_socket, (struct sockaddr *) sa,
    1507             :                                                 offsetof(struct sockaddr_un, sun_path) + addr_len);
    1508           6 :                                 break;
    1509             :                         }
    1510             : 
    1511             :                 case AF_INET:
    1512             :                         {
    1513          12 :                                 struct sockaddr_in *sa = (struct sockaddr_in *) sock_type;
    1514             : 
    1515          12 :                                 sa->sin_family = AF_INET;
    1516          12 :                                 sa->sin_port = htons((unsigned short) port);
    1517             : 
    1518          12 :                                 if (! php_set_inet_addr(sa, addr, php_sock TSRMLS_CC)) {
    1519           0 :                                         RETURN_FALSE;
    1520             :                                 }
    1521             : 
    1522          12 :                                 retval = bind(php_sock->bsd_socket, (struct sockaddr *)sa, sizeof(struct sockaddr_in));
    1523          12 :                                 break;
    1524             :                         }
    1525             : #if HAVE_IPV6
    1526             :                 case AF_INET6:
    1527             :                         {
    1528          10 :                                 struct sockaddr_in6 *sa = (struct sockaddr_in6 *) sock_type;
    1529             : 
    1530          10 :                                 sa->sin6_family = AF_INET6;
    1531          10 :                                 sa->sin6_port = htons((unsigned short) port);
    1532             : 
    1533          10 :                                 if (! php_set_inet6_addr(sa, addr, php_sock TSRMLS_CC)) {
    1534           0 :                                         RETURN_FALSE;
    1535             :                                 }
    1536             : 
    1537          10 :                                 retval = bind(php_sock->bsd_socket, (struct sockaddr *)sa, sizeof(struct sockaddr_in6));
    1538          10 :                                 break;
    1539             :                         }
    1540             : #endif
    1541             :                 default:
    1542           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "unsupported socket type '%d', must be AF_UNIX, AF_INET, or AF_INET6", php_sock->type);
    1543           0 :                         RETURN_FALSE;
    1544             :         }
    1545             : 
    1546          28 :         if (retval != 0) {
    1547           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to bind address", errno);
    1548           0 :                 RETURN_FALSE;
    1549             :         }
    1550             : 
    1551          28 :         RETURN_TRUE;
    1552             : }
    1553             : /* }}} */
    1554             : 
    1555             : /* {{{ proto int socket_recv(resource socket, string &buf, int len, int flags)
    1556             :    Receives data from a connected socket */
    1557           2 : PHP_FUNCTION(socket_recv)
    1558             : {
    1559             :         zval            *php_sock_res, *buf;
    1560             :         zend_string     *recv_buf;
    1561             :         php_socket      *php_sock;
    1562             :         int                     retval;
    1563             :         zend_long               len, flags;
    1564             : 
    1565           2 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz/ll", &php_sock_res, &buf, &len, &flags) == FAILURE) {
    1566           0 :                 return;
    1567             :         }
    1568             : 
    1569           2 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, php_sock_res, -1, le_socket_name, le_socket);
    1570             : 
    1571             :         /* overflow check */
    1572           2 :         if ((len + 1) < 2) {
    1573           0 :                 RETURN_FALSE;
    1574             :         }
    1575             : 
    1576           4 :         recv_buf = zend_string_alloc(len, 0);
    1577             : 
    1578           2 :         if ((retval = recv(php_sock->bsd_socket, recv_buf->val, len, flags)) < 1) {
    1579           0 :                 efree(recv_buf);
    1580             : 
    1581           0 :                 zval_dtor(buf);
    1582           0 :                 ZVAL_NULL(buf);
    1583             :         } else {
    1584           2 :                 recv_buf->len = retval;
    1585           2 :                 recv_buf->val[recv_buf->len] = '\0';
    1586             : 
    1587             :                 /* Rebuild buffer zval */
    1588           2 :                 zval_dtor(buf);
    1589           2 :                 ZVAL_NEW_STR(buf, recv_buf);
    1590             :         }
    1591             : 
    1592           2 :         if (retval == -1) {
    1593           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to read from socket", errno);
    1594           0 :                 RETURN_FALSE;
    1595             :         }
    1596             : 
    1597           2 :         RETURN_LONG(retval);
    1598             : }
    1599             : /* }}} */
    1600             : 
    1601             : /* {{{ proto int socket_send(resource socket, string buf, int len, int flags)
    1602             :    Sends data to a connected socket */
    1603           0 : PHP_FUNCTION(socket_send)
    1604             : {
    1605             :         zval            *arg1;
    1606             :         php_socket      *php_sock;
    1607             :         size_t                  buf_len, retval;
    1608             :         zend_long               len, flags;
    1609             :         char            *buf;
    1610             : 
    1611           0 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rsll", &arg1, &buf, &buf_len, &len, &flags) == FAILURE) {
    1612           0 :                 return;
    1613             :         }
    1614             : 
    1615           0 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1616             : 
    1617           0 :         retval = send(php_sock->bsd_socket, buf, (buf_len < len ? buf_len : len), flags);
    1618             : 
    1619           0 :         if (retval == -1) {
    1620           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to write to socket", errno);
    1621           0 :                 RETURN_FALSE;
    1622             :         }
    1623             : 
    1624           0 :         RETURN_LONG(retval);
    1625             : }
    1626             : /* }}} */
    1627             : 
    1628             : /* {{{ proto int socket_recvfrom(resource socket, string &buf, int len, int flags, string &name [, int &port])
    1629             :    Receives data from a socket, connected or not */
    1630          11 : PHP_FUNCTION(socket_recvfrom)
    1631             : {
    1632          11 :         zval                            *arg1, *arg2, *arg5, *arg6 = NULL;
    1633             :         php_socket                      *php_sock;
    1634             :         struct sockaddr_un      s_un;
    1635             :         struct sockaddr_in      sin;
    1636             : #if HAVE_IPV6
    1637             :         struct sockaddr_in6     sin6;
    1638             :         char                            addr6[INET6_ADDRSTRLEN];
    1639             : #endif
    1640             :         socklen_t                       slen;
    1641             :         int                                     retval;
    1642             :         zend_long                               arg3, arg4;
    1643             :         char                            *address;
    1644             :         zend_string                     *recv_buf;
    1645             : 
    1646          11 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rz/llz/|z/", &arg1, &arg2, &arg3, &arg4, &arg5, &arg6) == FAILURE) {
    1647           2 :                 return;
    1648             :         }
    1649             : 
    1650           9 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1651             : 
    1652             :         /* overflow check */
    1653           9 :         if ((arg3 + 2) < 3) {
    1654           1 :                 RETURN_FALSE;
    1655             :         }
    1656             : 
    1657          16 :         recv_buf = zend_string_alloc(arg3 + 1, 0);
    1658             : 
    1659           8 :         switch (php_sock->type) {
    1660             :                 case AF_UNIX:
    1661           2 :                         slen = sizeof(s_un);
    1662           2 :                         s_un.sun_family = AF_UNIX;
    1663           2 :                         retval = recvfrom(php_sock->bsd_socket, recv_buf->val, arg3, arg4, (struct sockaddr *)&s_un, (socklen_t *)&slen);
    1664             : 
    1665           2 :                         if (retval < 0) {
    1666           1 :                                 PHP_SOCKET_ERROR(php_sock, "unable to recvfrom", errno);
    1667             :                                 zend_string_free(recv_buf);
    1668           1 :                                 RETURN_FALSE;
    1669             :                         }
    1670           1 :                         recv_buf->len = retval;
    1671           1 :                         recv_buf->val[recv_buf->len] = '\0';
    1672             : 
    1673           1 :                         zval_dtor(arg2);
    1674           1 :                         zval_dtor(arg5);
    1675             : 
    1676           1 :                         ZVAL_NEW_STR(arg2, recv_buf);
    1677           2 :                         ZVAL_STRING(arg5, s_un.sun_path);
    1678           1 :                         break;
    1679             : 
    1680             :                 case AF_INET:
    1681           3 :                         slen = sizeof(sin);
    1682           3 :                         memset(&sin, 0, slen);
    1683           3 :                         sin.sin_family = AF_INET;
    1684             : 
    1685           3 :                         if (arg6 == NULL) {
    1686             :                                 zend_string_free(recv_buf);
    1687           1 :                                 WRONG_PARAM_COUNT;
    1688             :                         }
    1689             : 
    1690           2 :                         retval = recvfrom(php_sock->bsd_socket, recv_buf->val, arg3, arg4, (struct sockaddr *)&sin, (socklen_t *)&slen);
    1691             : 
    1692           2 :                         if (retval < 0) {
    1693           1 :                                 PHP_SOCKET_ERROR(php_sock, "unable to recvfrom", errno);
    1694             :                                 zend_string_free(recv_buf);
    1695           1 :                                 RETURN_FALSE;
    1696             :                         }
    1697           1 :                         recv_buf->len = retval;
    1698           1 :                         recv_buf->val[recv_buf->len] = '\0';
    1699             : 
    1700           1 :                         zval_dtor(arg2);
    1701           1 :                         zval_dtor(arg5);
    1702           1 :                         zval_dtor(arg6);
    1703             : 
    1704           1 :                         address = inet_ntoa(sin.sin_addr);
    1705             : 
    1706           1 :                         ZVAL_NEW_STR(arg2, recv_buf);
    1707           2 :                         ZVAL_STRING(arg5, address ? address : "0.0.0.0");
    1708           1 :                         ZVAL_LONG(arg6, ntohs(sin.sin_port));
    1709           1 :                         break;
    1710             : #if HAVE_IPV6
    1711             :                 case AF_INET6:
    1712           3 :                         slen = sizeof(sin6);
    1713           3 :                         memset(&sin6, 0, slen);
    1714           3 :                         sin6.sin6_family = AF_INET6;
    1715             : 
    1716           3 :                         if (arg6 == NULL) {
    1717           1 :                                 efree(recv_buf);
    1718           1 :                                 WRONG_PARAM_COUNT;
    1719             :                         }
    1720             : 
    1721           2 :                         retval = recvfrom(php_sock->bsd_socket, recv_buf->val, arg3, arg4, (struct sockaddr *)&sin6, (socklen_t *)&slen);
    1722             : 
    1723           2 :                         if (retval < 0) {
    1724           1 :                                 PHP_SOCKET_ERROR(php_sock, "unable to recvfrom", errno);
    1725             :                                 zend_string_free(recv_buf);
    1726           1 :                                 RETURN_FALSE;
    1727             :                         }
    1728           1 :                         recv_buf->len = retval;
    1729           1 :                         recv_buf->val[recv_buf->len] = '\0';
    1730             : 
    1731           1 :                         zval_dtor(arg2);
    1732           1 :                         zval_dtor(arg5);
    1733           1 :                         zval_dtor(arg6);
    1734             : 
    1735           1 :                         memset(addr6, 0, INET6_ADDRSTRLEN);
    1736           1 :                         inet_ntop(AF_INET6, &sin6.sin6_addr, addr6, INET6_ADDRSTRLEN);
    1737             : 
    1738           1 :                         ZVAL_NEW_STR(arg2, recv_buf);
    1739           2 :                         ZVAL_STRING(arg5, addr6[0] ? addr6 : "::");
    1740           1 :                         ZVAL_LONG(arg6, ntohs(sin6.sin6_port));
    1741           1 :                         break;
    1742             : #endif
    1743             :                 default:
    1744           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported socket type %d", php_sock->type);
    1745           0 :                         RETURN_FALSE;
    1746             :         }
    1747             : 
    1748           3 :         RETURN_LONG(retval);
    1749             : }
    1750             : /* }}} */
    1751             : 
    1752             : /* {{{ proto int socket_sendto(resource socket, string buf, int len, int flags, string addr [, int port])
    1753             :    Sends a message to a socket, whether it is connected or not */
    1754          25 : PHP_FUNCTION(socket_sendto)
    1755             : {
    1756             :         zval                            *arg1;
    1757             :         php_socket                      *php_sock;
    1758             :         struct sockaddr_un      s_un;
    1759             :         struct sockaddr_in      sin;
    1760             : #if HAVE_IPV6
    1761             :         struct sockaddr_in6     sin6;
    1762             : #endif
    1763             :         int                                     retval;
    1764             :         size_t              buf_len, addr_len;
    1765          25 :         zend_long                       len, flags, port = 0;
    1766             :         char                            *buf, *addr;
    1767          25 :         int                                     argc = ZEND_NUM_ARGS();
    1768             : 
    1769          25 :         if (zend_parse_parameters(argc TSRMLS_CC, "rslls|l", &arg1, &buf, &buf_len, &len, &flags, &addr, &addr_len, &port) == FAILURE) {
    1770           1 :                 return;
    1771             :         }
    1772             : 
    1773          24 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1774             : 
    1775          24 :         switch (php_sock->type) {
    1776             :                 case AF_UNIX:
    1777           2 :                         memset(&s_un, 0, sizeof(s_un));
    1778           2 :                         s_un.sun_family = AF_UNIX;
    1779           2 :                         snprintf(s_un.sun_path, 108, "%s", addr);
    1780             : 
    1781           2 :                         retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len,       flags, (struct sockaddr *) &s_un, SUN_LEN(&s_un));
    1782           2 :                         break;
    1783             : 
    1784             :                 case AF_INET:
    1785          16 :                         if (argc != 6) {
    1786           1 :                                 WRONG_PARAM_COUNT;
    1787             :                         }
    1788             : 
    1789          15 :                         memset(&sin, 0, sizeof(sin));
    1790          15 :                         sin.sin_family = AF_INET;
    1791          15 :                         sin.sin_port = htons((unsigned short) port);
    1792             : 
    1793          15 :                         if (! php_set_inet_addr(&sin, addr, php_sock TSRMLS_CC)) {
    1794           0 :                                 RETURN_FALSE;
    1795             :                         }
    1796             : 
    1797          15 :                         retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len, flags, (struct sockaddr *) &sin, sizeof(sin));
    1798          15 :                         break;
    1799             : #if HAVE_IPV6
    1800             :                 case AF_INET6:
    1801           6 :                         if (argc != 6) {
    1802           1 :                                 WRONG_PARAM_COUNT;
    1803             :                         }
    1804             : 
    1805           5 :                         memset(&sin6, 0, sizeof(sin6));
    1806           5 :                         sin6.sin6_family = AF_INET6;
    1807           5 :                         sin6.sin6_port = htons((unsigned short) port);
    1808             : 
    1809           5 :                         if (! php_set_inet6_addr(&sin6, addr, php_sock TSRMLS_CC)) {
    1810           0 :                                 RETURN_FALSE;
    1811             :                         }
    1812             : 
    1813           5 :                         retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len, flags, (struct sockaddr *) &sin6, sizeof(sin6));
    1814           5 :                         break;
    1815             : #endif
    1816             :                 default:
    1817           0 :                         php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unsupported socket type %d", php_sock->type);
    1818           0 :                         RETURN_FALSE;
    1819             :         }
    1820             : 
    1821          22 :         if (retval == -1) {
    1822           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to write to socket", errno);
    1823           0 :                 RETURN_FALSE;
    1824             :         }
    1825             : 
    1826          22 :         RETURN_LONG(retval);
    1827             : }
    1828             : /* }}} */
    1829             : 
    1830             : /* {{{ proto mixed socket_get_option(resource socket, int level, int optname) 
    1831             :    Gets socket options for the socket */
    1832          22 : PHP_FUNCTION(socket_get_option)
    1833             : {
    1834             :         zval                    *arg1;
    1835             :         struct linger   linger_val;
    1836             :         struct timeval  tv;
    1837             : #ifdef PHP_WIN32
    1838             :         int                             timeout = 0;
    1839             : #endif
    1840             :         socklen_t               optlen;
    1841             :         php_socket              *php_sock;
    1842             :         int                             other_val;
    1843             :         zend_long                       level, optname;
    1844             : 
    1845          22 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rll", &arg1, &level, &optname) == FAILURE) {
    1846           0 :                 return;
    1847             :         }
    1848             : 
    1849          22 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1850             : 
    1851          21 :         if (level == IPPROTO_IP) {
    1852          10 :                 switch (optname) {
    1853             :                 case IP_MULTICAST_IF: {
    1854             :                         struct in_addr if_addr;
    1855             :                         unsigned int if_index;
    1856           2 :                         optlen = sizeof(if_addr);
    1857           2 :                         if (getsockopt(php_sock->bsd_socket, level, optname, (char*)&if_addr, &optlen) != 0) {
    1858           0 :                                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket option", errno);
    1859           0 :                                 RETURN_FALSE;
    1860             :                         }
    1861           2 :                         if (php_add4_to_if_index(&if_addr, php_sock, &if_index TSRMLS_CC) == SUCCESS) {
    1862           2 :                                 RETURN_LONG((zend_long) if_index);
    1863             :                         } else {
    1864           0 :                                 RETURN_FALSE;
    1865             :                         }
    1866             :                 }
    1867             :                 }
    1868             :         }
    1869             : #if HAVE_IPV6
    1870          11 :         else if (level == IPPROTO_IPV6) {
    1871           5 :                 int ret = php_do_getsockopt_ipv6_rfc3542(php_sock, level, optname, return_value TSRMLS_CC);
    1872           5 :                 if (ret == SUCCESS) {
    1873           0 :                         return;
    1874           5 :                 } else if (ret == FAILURE) {
    1875           0 :                         RETURN_FALSE;
    1876             :                 } /* else continue */
    1877             :         }
    1878             : #endif
    1879             : 
    1880             :         /* sol_socket options and general case */
    1881          19 :         switch(optname) {
    1882             :                 case SO_LINGER:
    1883           1 :                         optlen = sizeof(linger_val);
    1884             : 
    1885           1 :                         if (getsockopt(php_sock->bsd_socket, level, optname, (char*)&linger_val, &optlen) != 0) {
    1886           0 :                                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket option", errno);
    1887           0 :                                 RETURN_FALSE;
    1888             :                         }
    1889             : 
    1890           1 :                         array_init(return_value);
    1891           1 :                         add_assoc_long(return_value, "l_onoff", linger_val.l_onoff);
    1892           1 :                         add_assoc_long(return_value, "l_linger", linger_val.l_linger);
    1893           1 :                         break;
    1894             : 
    1895             :                 case SO_RCVTIMEO:
    1896             :                 case SO_SNDTIMEO:
    1897             : #ifndef PHP_WIN32
    1898           2 :                         optlen = sizeof(tv);
    1899             : 
    1900           2 :                         if (getsockopt(php_sock->bsd_socket, level, optname, (char*)&tv, &optlen) != 0) {
    1901           0 :                                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket option", errno);
    1902           0 :                                 RETURN_FALSE;
    1903             :                         }
    1904             : #else
    1905             :                         optlen = sizeof(int);
    1906             : 
    1907             :                         if (getsockopt(php_sock->bsd_socket, level, optname, (char*)&timeout, &optlen) != 0) {
    1908             :                                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket option", errno);
    1909             :                                 RETURN_FALSE;
    1910             :                         }
    1911             : 
    1912             :                         tv.tv_sec = timeout ? timeout / 1000 : 0;
    1913             :                         tv.tv_usec = timeout ? (timeout * 1000) % 1000000 : 0;
    1914             : #endif
    1915             : 
    1916           2 :                         array_init(return_value);
    1917             : 
    1918           2 :                         add_assoc_long(return_value, "sec", tv.tv_sec);
    1919           2 :                         add_assoc_long(return_value, "usec", tv.tv_usec);
    1920           2 :                         break;
    1921             : 
    1922             :                 default:
    1923          16 :                         optlen = sizeof(other_val);
    1924             : 
    1925          16 :                         if (getsockopt(php_sock->bsd_socket, level, optname, (char*)&other_val, &optlen) != 0) {
    1926           1 :                                 PHP_SOCKET_ERROR(php_sock, "unable to retrieve socket option", errno);
    1927           1 :                                 RETURN_FALSE;
    1928             :                         }
    1929          15 :                         if (optlen == 1)
    1930           0 :                                 other_val = *((unsigned char *)&other_val);
    1931             : 
    1932          15 :                         RETURN_LONG(other_val);
    1933             :                         break;
    1934             :         }
    1935             : }
    1936             : /* }}} */
    1937             : 
    1938             : /* {{{ proto bool socket_set_option(resource socket, int level, int optname, int|array optval)
    1939             :    Sets socket options for the socket */
    1940          51 : PHP_FUNCTION(socket_set_option)
    1941             : {
    1942             :         zval                                    *arg1, *arg4;
    1943             :         struct linger                   lv;
    1944             :         php_socket                              *php_sock;
    1945             :         int                                             ov, optlen, retval;
    1946             : #ifdef PHP_WIN32
    1947             :         int                                             timeout;
    1948             : #else
    1949             :         struct                                  timeval tv;
    1950             : #endif
    1951             :         zend_long                                       level, optname;
    1952             :         void                                    *opt_ptr;
    1953             :         HashTable                               *opt_ht;
    1954             :         zval                                    *l_onoff, *l_linger;
    1955             :         zval                                    *sec, *usec;
    1956             : 
    1957             : 
    1958          51 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rllz", &arg1, &level, &optname, &arg4) == FAILURE) {
    1959           2 :                 return;
    1960             :         }
    1961             : 
    1962          49 :         ZEND_FETCH_RESOURCE(php_sock, php_socket *, arg1, -1, le_socket_name, le_socket);
    1963             : 
    1964          49 :         set_errno(0);
    1965             : 
    1966             : #define HANDLE_SUBCALL(res) \
    1967             :         do { \
    1968             :                 if (res == 1) { goto default_case; } \
    1969             :                 else if (res == SUCCESS) { RETURN_TRUE; } \
    1970             :                 else { RETURN_FALSE; } \
    1971             :         } while (0)
    1972             : 
    1973             : 
    1974          49 :         if (level == IPPROTO_IP) {
    1975          22 :                 int res = php_do_setsockopt_ip_mcast(php_sock, level, optname, arg4 TSRMLS_CC);
    1976          22 :                 HANDLE_SUBCALL(res);
    1977             :         }
    1978             : 
    1979             : #if HAVE_IPV6
    1980          27 :         else if (level == IPPROTO_IPV6) {
    1981          18 :                 int res = php_do_setsockopt_ipv6_mcast(php_sock, level, optname, arg4 TSRMLS_CC);
    1982          18 :                 if (res == 1) {
    1983           5 :                         res = php_do_setsockopt_ipv6_rfc3542(php_sock, level, optname, arg4 TSRMLS_CC);
    1984             :                 }
    1985          18 :                 HANDLE_SUBCALL(res);
    1986             :         }
    1987             : #endif
    1988             : 
    1989           9 :         switch (optname) {
    1990             :                 case SO_LINGER: {
    1991           3 :                         const char l_onoff_key[] = "l_onoff";
    1992           3 :                         const char l_linger_key[] = "l_linger";
    1993             : 
    1994           6 :                         convert_to_array_ex(arg4);
    1995           6 :                         opt_ht = HASH_OF(arg4);
    1996             : 
    1997           3 :                         if ((l_onoff = zend_hash_str_find(opt_ht, l_onoff_key, sizeof(l_onoff_key) - 1)) == NULL) {
    1998           1 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "no key \"%s\" passed in optval", l_onoff_key);
    1999           1 :                                 RETURN_FALSE;
    2000             :                         }
    2001           2 :                         if ((l_linger = zend_hash_str_find(opt_ht, l_linger_key, sizeof(l_linger_key) - 1)) == NULL) {
    2002           1 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "no key \"%s\" passed in optval", l_linger_key);
    2003           1 :                                 RETURN_FALSE;
    2004             :                         }
    2005             : 
    2006           1 :                         convert_to_long_ex(l_onoff);
    2007           1 :                         convert_to_long_ex(l_linger);
    2008             : 
    2009           1 :                         lv.l_onoff = (unsigned short)Z_LVAL_P(l_onoff);
    2010           1 :                         lv.l_linger = (unsigned short)Z_LVAL_P(l_linger);
    2011             : 
    2012           1 :                         optlen = sizeof(lv);
    2013           1 :                         opt_ptr = &lv;
    2014           1 :                         break;
    2015             :                 }
    2016             : 
    2017             :                 case SO_RCVTIMEO:
    2018             :                 case SO_SNDTIMEO: {
    2019           4 :                         const char sec_key[] = "sec";
    2020           4 :                         const char usec_key[] = "usec";
    2021             : 
    2022           8 :                         convert_to_array_ex(arg4);
    2023           8 :                         opt_ht = HASH_OF(arg4);
    2024             : 
    2025           4 :                         if ((sec = zend_hash_str_find(opt_ht, sec_key, sizeof(sec_key) - 1)) == NULL) {
    2026           2 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "no key \"%s\" passed in optval", sec_key);
    2027           2 :                                 RETURN_FALSE;
    2028             :                         }
    2029           2 :                         if ((usec = zend_hash_str_find(opt_ht, usec_key, sizeof(usec_key) - 1)) == NULL) {
    2030           0 :                                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "no key \"%s\" passed in optval", usec_key);
    2031           0 :                                 RETURN_FALSE;
    2032             :                         }
    2033             : 
    2034           2 :                         convert_to_long_ex(sec);
    2035           2 :                         convert_to_long_ex(usec);
    2036             : #ifndef PHP_WIN32
    2037           2 :                         tv.tv_sec = Z_LVAL_P(sec);
    2038           2 :                         tv.tv_usec = Z_LVAL_P(usec);
    2039           2 :                         optlen = sizeof(tv);
    2040           2 :                         opt_ptr = &tv;
    2041             : #else
    2042             :                         timeout = Z_LVAL_P(sec) * 1000 + Z_LVAL_P(usec) / 1000;
    2043             :                         optlen = sizeof(int);
    2044             :                         opt_ptr = &timeout;
    2045             : #endif
    2046           2 :                         break;
    2047             :                 }
    2048             : #ifdef SO_BINDTODEVICE
    2049             :                 case SO_BINDTODEVICE: {
    2050           0 :                         if (Z_TYPE_P(arg4) == IS_STRING) {
    2051           0 :                                 opt_ptr = Z_STRVAL_P(arg4);
    2052           0 :                                 optlen = Z_STRLEN_P(arg4);
    2053             :                         } else {
    2054           0 :                                 opt_ptr = "";
    2055           0 :                                 optlen = 0;
    2056             :                         }
    2057           0 :                         break;
    2058             :                 }
    2059             : #endif
    2060             : 
    2061             :                 default:
    2062             : default_case:
    2063          10 :                         convert_to_long_ex(arg4);
    2064           5 :                         ov = Z_LVAL_P(arg4);
    2065             : 
    2066           5 :                         optlen = sizeof(ov);
    2067           5 :                         opt_ptr = &ov;
    2068             :                         break;
    2069             :         }
    2070             : 
    2071           8 :         retval = setsockopt(php_sock->bsd_socket, level, optname, opt_ptr, optlen);
    2072           8 :         if (retval != 0) {
    2073           1 :                 PHP_SOCKET_ERROR(php_sock, "unable to set socket option", errno);
    2074           1 :                 RETURN_FALSE;
    2075             :         }
    2076             : 
    2077           7 :         RETURN_TRUE;
    2078             : }
    2079             : /* }}} */
    2080             : 
    2081             : #ifdef HAVE_SOCKETPAIR
    2082             : /* {{{ proto bool socket_create_pair(int domain, int type, int protocol, array &fd) 
    2083             :    Creates a pair of indistinguishable sockets and stores them in fds. */
    2084          10 : PHP_FUNCTION(socket_create_pair)
    2085             : {
    2086             :         zval            retval[2], *fds_array_zval;
    2087             :         php_socket      *php_sock[2];
    2088             :         PHP_SOCKET      fds_array[2];
    2089             :         zend_long               domain, type, protocol;
    2090             : 
    2091          10 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lllz/", &domain, &type, &protocol, &fds_array_zval) == FAILURE) {
    2092           2 :                 return;
    2093             :         }
    2094             : 
    2095           8 :         php_sock[0] = php_create_socket();
    2096           8 :         php_sock[1] = php_create_socket();
    2097             : 
    2098          20 :         if (domain != AF_INET
    2099             : #if HAVE_IPV6
    2100           8 :                 && domain != AF_INET6
    2101             : #endif
    2102          12 :                 && domain != AF_UNIX) {
    2103           1 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid socket domain [%pd] specified for argument 1, assuming AF_INET", domain);
    2104           1 :                 domain = AF_INET;
    2105             :         }
    2106             : 
    2107           8 :         if (type > 10) {
    2108           1 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid socket type [%pd] specified for argument 2, assuming SOCK_STREAM", type);
    2109           1 :                 type = SOCK_STREAM;
    2110             :         }
    2111             : 
    2112           8 :         if (socketpair(domain, type, protocol, fds_array) != 0) {
    2113           3 :                 SOCKETS_G(last_error) = errno;
    2114           3 :                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to create socket pair [%d]: %s", errno, sockets_strerror(errno TSRMLS_CC));
    2115           3 :                 efree(php_sock[0]);
    2116           3 :                 efree(php_sock[1]);
    2117           3 :                 RETURN_FALSE;
    2118             :         }
    2119             : 
    2120           5 :         zval_dtor(fds_array_zval);
    2121           5 :         array_init(fds_array_zval);
    2122             : 
    2123           5 :         php_sock[0]->bsd_socket = fds_array[0];
    2124           5 :         php_sock[1]->bsd_socket = fds_array[1];
    2125           5 :         php_sock[0]->type            = domain;
    2126           5 :         php_sock[1]->type            = domain;
    2127           5 :         php_sock[0]->error           = 0;
    2128           5 :         php_sock[1]->error           = 0;
    2129           5 :         php_sock[0]->blocking        = 1;
    2130           5 :         php_sock[1]->blocking        = 1;
    2131             : 
    2132           5 :         ZEND_REGISTER_RESOURCE(&retval[0], php_sock[0], le_socket);
    2133           5 :         ZEND_REGISTER_RESOURCE(&retval[1], php_sock[1], le_socket);
    2134             : 
    2135           5 :         add_index_zval(fds_array_zval, 0, &retval[0]);
    2136           5 :         add_index_zval(fds_array_zval, 1, &retval[1]);
    2137             : 
    2138           5 :         RETURN_TRUE;
    2139             : }
    2140             : /* }}} */
    2141             : #endif
    2142             : 
    2143             : #ifdef HAVE_SHUTDOWN
    2144             : /* {{{ proto bool socket_shutdown(resource socket[, int how]) 
    2145             :    Shuts down a socket for receiving, sending, or both. */
    2146           0 : PHP_FUNCTION(socket_shutdown)
    2147             : {
    2148             :         zval            *arg1;
    2149           0 :         zend_long               how_shutdown = 2;
    2150             :         php_socket      *php_sock;
    2151             : 
    2152           0 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &arg1, &how_shutdown) == FAILURE) {
    2153           0 :                 return;
    2154             :         }
    2155             : 
    2156           0 :         ZEND_FETCH_RESOURCE(php_sock, php_socket*, arg1, -1, le_socket_name, le_socket);
    2157             : 
    2158           0 :         if (shutdown(php_sock->bsd_socket, how_shutdown) != 0) {
    2159           0 :                 PHP_SOCKET_ERROR(php_sock, "unable to shutdown socket", errno);
    2160           0 :                 RETURN_FALSE;
    2161             :         }
    2162             : 
    2163           0 :         RETURN_TRUE;
    2164             : }
    2165             : /* }}} */
    2166             : #endif
    2167             : 
    2168             : /* {{{ proto int socket_last_error([resource socket]) 
    2169             :    Returns the last socket error (either the last used or the provided socket resource) */
    2170           0 : PHP_FUNCTION(socket_last_error)
    2171             : {
    2172           0 :         zval            *arg1 = NULL;
    2173             :         php_socket      *php_sock;
    2174             : 
    2175           0 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|r", &arg1) == FAILURE) {
    2176           0 :                 return;
    2177             :         }
    2178             : 
    2179           0 :         if (arg1) {
    2180           0 :                 ZEND_FETCH_RESOURCE(php_sock, php_socket*, arg1, -1, le_socket_name, le_socket);
    2181           0 :                 RETVAL_LONG(php_sock->error);
    2182             :         } else {
    2183           0 :                 RETVAL_LONG(SOCKETS_G(last_error));
    2184             :         }
    2185             : }
    2186             : /* }}} */
    2187             : 
    2188             : /* {{{ proto void socket_clear_error([resource socket]) 
    2189             :    Clears the error on the socket or the last error code. */
    2190           0 : PHP_FUNCTION(socket_clear_error)
    2191             : {
    2192           0 :         zval            *arg1 = NULL;
    2193             :         php_socket      *php_sock;
    2194             : 
    2195           0 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|r", &arg1) == FAILURE) {
    2196           0 :                 return;
    2197             :         }
    2198             : 
    2199           0 :         if (arg1) {
    2200           0 :                 ZEND_FETCH_RESOURCE(php_sock, php_socket*, arg1, -1, le_socket_name, le_socket);
    2201           0 :                 php_sock->error = 0;
    2202             :         } else {
    2203           0 :                 SOCKETS_G(last_error) = 0;
    2204             :         }
    2205             : 
    2206           0 :         return;
    2207             : }
    2208             : /* }}} */
    2209             : 
    2210           7 : php_socket *socket_import_file_descriptor(PHP_SOCKET socket TSRMLS_DC)
    2211             : {
    2212             : #ifdef SO_DOMAIN
    2213             :         int                                             type;
    2214           7 :         socklen_t                               type_len = sizeof(type);
    2215             : #endif
    2216             :         php_socket                              *retsock;
    2217             :         php_sockaddr_storage    addr;
    2218           7 :         socklen_t                               addr_len = sizeof(addr);
    2219             : #ifndef PHP_WIN32
    2220             :         int                                      t;
    2221             : #endif
    2222             : 
    2223           7 :     retsock = php_create_socket();
    2224           7 :     retsock->bsd_socket = socket;
    2225             : 
    2226             :     /* determine family */
    2227             : #ifdef SO_DOMAIN
    2228           7 :     if (getsockopt(socket, SOL_SOCKET, SO_DOMAIN, &type, &type_len) == 0) {
    2229           7 :                 retsock->type = type;
    2230             :         } else
    2231             : #endif
    2232           0 :         if (getsockname(socket, (struct sockaddr*)&addr, &addr_len) == 0) {
    2233           0 :                 retsock->type = addr.ss_family;
    2234             :         } else {
    2235           0 :                 PHP_SOCKET_ERROR(retsock, "unable to obtain socket family", errno);
    2236           0 :                 goto error;
    2237             :         }
    2238             : 
    2239             :     /* determine blocking mode */
    2240             : #ifndef PHP_WIN32
    2241           7 :     t = fcntl(socket, F_GETFL);
    2242           7 :     if (t == -1) {
    2243           0 :                 PHP_SOCKET_ERROR(retsock, "unable to obtain blocking state", errno);
    2244           0 :                 goto error;
    2245             :     } else {
    2246           7 :         retsock->blocking = !(t & O_NONBLOCK);
    2247             :     }
    2248             : #endif
    2249             : 
    2250           7 :     return retsock;
    2251             : 
    2252             : error:
    2253           0 :         efree(retsock);
    2254           0 :         return NULL;
    2255             : }
    2256             : 
    2257             : /* {{{ proto void socket_import_stream(resource stream)
    2258             :    Imports a stream that encapsulates a socket into a socket extension resource. */
    2259          14 : PHP_FUNCTION(socket_import_stream)
    2260             : {
    2261             :         zval                             *zstream;
    2262             :         php_stream                       *stream;
    2263          14 :         php_socket                       *retsock = NULL;
    2264             :         PHP_SOCKET                       socket; /* fd */
    2265             : 
    2266          14 :         if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &zstream) == FAILURE) {
    2267           4 :                 return;
    2268             :         }
    2269          10 :         php_stream_from_zval(stream, zstream);
    2270             : 
    2271           8 :         if (php_stream_cast(stream, PHP_STREAM_AS_SOCKETD, (void**)&socket, 1)) {
    2272             :                 /* error supposedly already shown */
    2273           1 :                 RETURN_FALSE;
    2274             :         }
    2275             : 
    2276           7 :         retsock = socket_import_file_descriptor(socket TSRMLS_CC);
    2277           7 :         if (retsock == NULL) {
    2278           0 :                 RETURN_FALSE;
    2279             :         }
    2280             : 
    2281             : #ifdef PHP_WIN32
    2282             :         /* on windows, check if the stream is a socket stream and read its
    2283             :          * private data; otherwise assume it's in non-blocking mode */
    2284             :         if (php_stream_is(stream, PHP_STREAM_IS_SOCKET)) {
    2285             :                 retsock->blocking =
    2286             :                                 ((php_netstream_data_t *)stream->abstract)->is_blocked;
    2287             :         } else {
    2288             :                 retsock->blocking = 1;
    2289             :         }
    2290             : #endif
    2291             : 
    2292             :         /* hold a zval reference to the stream (holding a php_stream* directly could
    2293             :          * also be done, but this might be slightly better if in the future we want
    2294             :          * to provide a socket_export_stream) */
    2295           7 :         ZVAL_COPY(&retsock->zstream, zstream);
    2296             : 
    2297           7 :         php_stream_set_option(stream, PHP_STREAM_OPTION_READ_BUFFER,
    2298             :                 PHP_STREAM_BUFFER_NONE, NULL);
    2299             : 
    2300           7 :         ZEND_REGISTER_RESOURCE(return_value, retsock, le_socket);
    2301             : }
    2302             : /* }}} */
    2303             : 
    2304             : /*
    2305             :  * Local variables:
    2306             :  * tab-width: 4
    2307             :  * c-basic-offset: 4
    2308             :  * End:
    2309             :  * vim600: fdm=marker
    2310             :  * vim: noet sw=4 ts=4
    2311             :  */

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