2 * Copyright 2008 Hans Leidekker for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 #include "wine/port.h"
26 #include <sys/types.h>
27 #ifdef HAVE_SYS_SOCKET_H
28 # include <sys/socket.h>
30 #ifdef HAVE_SYS_IOCTL_H
31 # include <sys/ioctl.h>
33 #ifdef HAVE_SYS_FILIO_H
34 # include <sys/filio.h>
39 #ifdef HAVE_OPENSSL_SSL_H
40 # include <openssl/ssl.h>
45 #include "wine/debug.h"
46 #include "wine/library.h"
52 /* to avoid conflicts with the Unix socket headers */
56 #include "winhttp_private.h"
58 WINE_DEFAULT_DEBUG_CHANNEL(winhttp
);
60 #define DEFAULT_SEND_TIMEOUT 30
61 #define DEFAULT_RECEIVE_TIMEOUT 30
63 #ifndef HAVE_GETADDRINFO
65 /* critical section to protect non-reentrant gethostbyname() */
66 static CRITICAL_SECTION cs_gethostbyname
;
67 static CRITICAL_SECTION_DEBUG critsect_debug
=
69 0, 0, &cs_gethostbyname
,
70 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
71 0, 0, { (DWORD_PTR
)(__FILE__
": cs_gethostbyname") }
73 static CRITICAL_SECTION cs_gethostbyname
= { &critsect_debug
, -1, 0, 0, 0, 0 };
79 #include <openssl/err.h>
81 static void *libssl_handle
;
82 static void *libcrypto_handle
;
84 static SSL_METHOD
*method
;
86 #define MAKE_FUNCPTR(f) static typeof(f) * p##f
88 MAKE_FUNCPTR( SSL_library_init
);
89 MAKE_FUNCPTR( SSL_load_error_strings
);
90 MAKE_FUNCPTR( SSLv23_method
);
91 MAKE_FUNCPTR( SSL_CTX_new
);
92 MAKE_FUNCPTR( SSL_CTX_free
);
93 MAKE_FUNCPTR( SSL_new
);
94 MAKE_FUNCPTR( SSL_free
);
95 MAKE_FUNCPTR( SSL_set_fd
);
96 MAKE_FUNCPTR( SSL_connect
);
97 MAKE_FUNCPTR( SSL_shutdown
);
98 MAKE_FUNCPTR( SSL_write
);
99 MAKE_FUNCPTR( SSL_read
);
100 MAKE_FUNCPTR( SSL_get_verify_result
);
101 MAKE_FUNCPTR( SSL_get_peer_certificate
);
102 MAKE_FUNCPTR( SSL_CTX_get_timeout
);
103 MAKE_FUNCPTR( SSL_CTX_set_timeout
);
104 MAKE_FUNCPTR( SSL_CTX_set_default_verify_paths
);
106 MAKE_FUNCPTR( BIO_new_fp
);
107 MAKE_FUNCPTR( ERR_get_error
);
108 MAKE_FUNCPTR( ERR_error_string
);
113 /* translate a unix error code into a winsock error code */
114 static int sock_get_error( int err
)
118 case EINTR
: return WSAEINTR
;
119 case EBADF
: return WSAEBADF
;
121 case EACCES
: return WSAEACCES
;
122 case EFAULT
: return WSAEFAULT
;
123 case EINVAL
: return WSAEINVAL
;
124 case EMFILE
: return WSAEMFILE
;
125 case EWOULDBLOCK
: return WSAEWOULDBLOCK
;
126 case EINPROGRESS
: return WSAEINPROGRESS
;
127 case EALREADY
: return WSAEALREADY
;
128 case ENOTSOCK
: return WSAENOTSOCK
;
129 case EDESTADDRREQ
: return WSAEDESTADDRREQ
;
130 case EMSGSIZE
: return WSAEMSGSIZE
;
131 case EPROTOTYPE
: return WSAEPROTOTYPE
;
132 case ENOPROTOOPT
: return WSAENOPROTOOPT
;
133 case EPROTONOSUPPORT
: return WSAEPROTONOSUPPORT
;
134 case ESOCKTNOSUPPORT
: return WSAESOCKTNOSUPPORT
;
135 case EOPNOTSUPP
: return WSAEOPNOTSUPP
;
136 case EPFNOSUPPORT
: return WSAEPFNOSUPPORT
;
137 case EAFNOSUPPORT
: return WSAEAFNOSUPPORT
;
138 case EADDRINUSE
: return WSAEADDRINUSE
;
139 case EADDRNOTAVAIL
: return WSAEADDRNOTAVAIL
;
140 case ENETDOWN
: return WSAENETDOWN
;
141 case ENETUNREACH
: return WSAENETUNREACH
;
142 case ENETRESET
: return WSAENETRESET
;
143 case ECONNABORTED
: return WSAECONNABORTED
;
145 case ECONNRESET
: return WSAECONNRESET
;
146 case ENOBUFS
: return WSAENOBUFS
;
147 case EISCONN
: return WSAEISCONN
;
148 case ENOTCONN
: return WSAENOTCONN
;
149 case ESHUTDOWN
: return WSAESHUTDOWN
;
150 case ETOOMANYREFS
: return WSAETOOMANYREFS
;
151 case ETIMEDOUT
: return WSAETIMEDOUT
;
152 case ECONNREFUSED
: return WSAECONNREFUSED
;
153 case ELOOP
: return WSAELOOP
;
154 case ENAMETOOLONG
: return WSAENAMETOOLONG
;
155 case EHOSTDOWN
: return WSAEHOSTDOWN
;
156 case EHOSTUNREACH
: return WSAEHOSTUNREACH
;
157 case ENOTEMPTY
: return WSAENOTEMPTY
;
159 case EPROCLIM
: return WSAEPROCLIM
;
162 case EUSERS
: return WSAEUSERS
;
165 case EDQUOT
: return WSAEDQUOT
;
168 case ESTALE
: return WSAESTALE
;
171 case EREMOTE
: return WSAEREMOTE
;
173 default: errno
= err
; perror( "sock_set_error" ); return WSAEFAULT
;
178 BOOL
netconn_init( netconn_t
*conn
, BOOL secure
)
181 if (!secure
) return TRUE
;
183 #if defined(SONAME_LIBSSL) && defined(SONAME_LIBCRYPTO)
184 if (libssl_handle
) return TRUE
;
185 if (!(libssl_handle
= wine_dlopen( SONAME_LIBSSL
, RTLD_NOW
, NULL
, 0 )))
187 ERR("Trying to use SSL but couldn't load %s. Expect trouble.\n", SONAME_LIBSSL
);
188 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
191 if (!(libcrypto_handle
= wine_dlopen( SONAME_LIBCRYPTO
, RTLD_NOW
, NULL
, 0 )))
193 ERR("Trying to use SSL but couldn't load %s. Expect trouble.\n", SONAME_LIBCRYPTO
);
194 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
197 #define LOAD_FUNCPTR(x) \
198 if (!(p##x = wine_dlsym( libssl_handle, #x, NULL, 0 ))) \
200 ERR("Failed to load symbol %s\n", #x); \
201 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR ); \
204 LOAD_FUNCPTR( SSL_library_init
);
205 LOAD_FUNCPTR( SSL_load_error_strings
);
206 LOAD_FUNCPTR( SSLv23_method
);
207 LOAD_FUNCPTR( SSL_CTX_new
);
208 LOAD_FUNCPTR( SSL_CTX_free
);
209 LOAD_FUNCPTR( SSL_new
);
210 LOAD_FUNCPTR( SSL_free
);
211 LOAD_FUNCPTR( SSL_set_fd
);
212 LOAD_FUNCPTR( SSL_connect
);
213 LOAD_FUNCPTR( SSL_shutdown
);
214 LOAD_FUNCPTR( SSL_write
);
215 LOAD_FUNCPTR( SSL_read
);
216 LOAD_FUNCPTR( SSL_get_verify_result
);
217 LOAD_FUNCPTR( SSL_get_peer_certificate
);
218 LOAD_FUNCPTR( SSL_CTX_get_timeout
);
219 LOAD_FUNCPTR( SSL_CTX_set_timeout
);
220 LOAD_FUNCPTR( SSL_CTX_set_default_verify_paths
);
223 #define LOAD_FUNCPTR(x) \
224 if (!(p##x = wine_dlsym( libcrypto_handle, #x, NULL, 0 ))) \
226 ERR("Failed to load symbol %s\n", #x); \
227 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR ); \
230 LOAD_FUNCPTR( BIO_new_fp
);
231 LOAD_FUNCPTR( ERR_get_error
);
232 LOAD_FUNCPTR( ERR_error_string
);
236 pSSL_load_error_strings();
237 pBIO_new_fp( stderr
, BIO_NOCLOSE
);
239 method
= pSSLv23_method();
240 conn
->ssl_ctx
= pSSL_CTX_new( method
);
243 WARN("SSL support not compiled in.\n");
244 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
250 BOOL
netconn_connected( netconn_t
*conn
)
252 return (conn
->socket
!= -1);
255 BOOL
netconn_create( netconn_t
*conn
, int domain
, int type
, int protocol
)
257 if ((conn
->socket
= socket( domain
, type
, protocol
)) == -1)
259 WARN("unable to create socket (%s)\n", strerror(errno
));
260 set_last_error( sock_get_error( errno
) );
266 BOOL
netconn_close( netconn_t
*conn
)
273 heap_free( conn
->peek_msg_mem
);
274 conn
->peek_msg_mem
= NULL
;
275 conn
->peek_msg
= NULL
;
278 pSSL_shutdown( conn
->ssl_conn
);
279 pSSL_free( conn
->ssl_conn
);
280 pSSL_CTX_free( conn
->ssl_ctx
);
282 conn
->ssl_conn
= NULL
;
283 conn
->ssl_ctx
= NULL
;
284 conn
->secure
= FALSE
;
287 res
= close( conn
->socket
);
291 set_last_error( sock_get_error( errno
) );
297 BOOL
netconn_connect( netconn_t
*conn
, const struct sockaddr
*sockaddr
, unsigned int addr_len
)
299 if (connect( conn
->socket
, sockaddr
, addr_len
) == -1)
301 WARN("unable to connect to host (%s)\n", strerror(errno
));
302 set_last_error( sock_get_error( errno
) );
308 BOOL
netconn_secure_connect( netconn_t
*conn
)
314 if (!pSSL_CTX_set_default_verify_paths( conn
->ssl_ctx
))
316 ERR("SSL_CTX_set_default_verify_paths failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
317 set_last_error( ERROR_OUTOFMEMORY
);
320 if (!(conn
->ssl_conn
= pSSL_new( conn
->ssl_ctx
)))
322 ERR("SSL_new failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
323 set_last_error( ERROR_OUTOFMEMORY
);
326 if (!pSSL_set_fd( conn
->ssl_conn
, conn
->socket
))
328 ERR("SSL_set_fd failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
329 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
332 if (pSSL_connect( conn
->ssl_conn
) <= 0)
334 ERR("SSL_connect failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
335 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
338 if (!(cert
= pSSL_get_peer_certificate( conn
->ssl_conn
)))
340 ERR("No certificate for server: %s\n", pERR_error_string( pERR_get_error(), 0 ));
341 set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR
);
344 if ((res
= pSSL_get_verify_result( conn
->ssl_conn
)) != X509_V_OK
)
346 /* FIXME: we should set an error and return, but we only print an error at the moment */
347 ERR("couldn't verify server certificate (%ld)\n", res
);
349 TRACE("established SSL connection\n");
356 pSSL_shutdown( conn
->ssl_conn
);
357 pSSL_free( conn
->ssl_conn
);
358 conn
->ssl_conn
= NULL
;
364 BOOL
netconn_send( netconn_t
*conn
, const void *msg
, size_t len
, int flags
, int *sent
)
366 if (!netconn_connected( conn
)) return FALSE
;
370 if (flags
) FIXME("SSL_write doesn't support any flags (%08x)\n", flags
);
371 *sent
= pSSL_write( conn
->ssl_conn
, msg
, len
);
372 if (*sent
< 1 && len
) return FALSE
;
378 if ((*sent
= send( conn
->socket
, msg
, len
, flags
)) == -1)
380 set_last_error( sock_get_error( errno
) );
386 BOOL
netconn_recv( netconn_t
*conn
, void *buf
, size_t len
, int flags
, int *recvd
)
389 if (!netconn_connected( conn
)) return FALSE
;
390 if (!len
) return TRUE
;
395 if (flags
& ~(MSG_PEEK
| MSG_WAITALL
))
396 FIXME("SSL_read does not support the following flags: %08x\n", flags
);
398 /* this ugly hack is all for MSG_PEEK */
399 if (flags
& MSG_PEEK
&& !conn
->peek_msg
)
401 if (!(conn
->peek_msg
= conn
->peek_msg_mem
= heap_alloc( len
+ 1 ))) return FALSE
;
403 else if (flags
& MSG_PEEK
&& conn
->peek_msg
)
405 if (len
< conn
->peek_len
) FIXME("buffer isn't big enough, should we wrap?\n");
406 *recvd
= min( len
, conn
->peek_len
);
407 memcpy( buf
, conn
->peek_msg
, *recvd
);
410 else if (conn
->peek_msg
)
412 *recvd
= min( len
, conn
->peek_len
);
413 memcpy( buf
, conn
->peek_msg
, *recvd
);
414 conn
->peek_len
-= *recvd
;
415 conn
->peek_msg
+= *recvd
;
417 if (conn
->peek_len
== 0)
419 heap_free( conn
->peek_msg_mem
);
420 conn
->peek_msg_mem
= NULL
;
421 conn
->peek_msg
= NULL
;
423 /* check if we have enough data from the peek buffer */
424 if (!(flags
& MSG_WAITALL
) || (*recvd
== len
)) return TRUE
;
426 *recvd
+= pSSL_read( conn
->ssl_conn
, (char *)buf
+ *recvd
, len
- *recvd
);
427 if (flags
& MSG_PEEK
) /* must copy into buffer */
429 conn
->peek_len
= *recvd
;
432 heap_free( conn
->peek_msg_mem
);
433 conn
->peek_msg_mem
= NULL
;
434 conn
->peek_msg
= NULL
;
436 else memcpy( conn
->peek_msg
, buf
, *recvd
);
438 if (*recvd
< 1 && len
) return FALSE
;
444 if ((*recvd
= recv( conn
->socket
, buf
, len
, flags
)) == -1)
446 set_last_error( sock_get_error( errno
) );
452 BOOL
netconn_query_data_available( netconn_t
*conn
, DWORD
*available
)
458 if (!netconn_connected( conn
)) return FALSE
;
463 if (conn
->peek_msg
) *available
= conn
->peek_len
;
468 if (!(ret
= ioctl( conn
->socket
, FIONREAD
, &unread
)))
470 TRACE("%d bytes of queued, but unread data\n", unread
);
471 *available
+= unread
;
477 BOOL
netconn_get_next_line( netconn_t
*conn
, char *buffer
, DWORD
*buflen
)
483 if (!netconn_connected( conn
)) return FALSE
;
490 timeout
= pSSL_CTX_get_timeout( conn
->ssl_ctx
);
491 pSSL_CTX_set_timeout( conn
->ssl_ctx
, DEFAULT_RECEIVE_TIMEOUT
);
493 while (recvd
< *buflen
)
496 if (!netconn_recv( conn
, &buffer
[recvd
], 1, 0, &dummy
))
498 set_last_error( ERROR_CONNECTION_ABORTED
);
501 if (buffer
[recvd
] == '\n')
506 if (buffer
[recvd
] != '\r') recvd
++;
508 pSSL_CTX_set_timeout( conn
->ssl_ctx
, timeout
);
513 TRACE("received line %s\n", debugstr_a(buffer
));
521 pfd
.fd
= conn
->socket
;
523 while (recvd
< *buflen
)
525 if (poll( &pfd
, 1, DEFAULT_RECEIVE_TIMEOUT
* 1000 ) > 0)
527 if (recv( conn
->socket
, &buffer
[recvd
], 1, 0 ) <= 0)
529 set_last_error( sock_get_error( errno
) );
532 if (buffer
[recvd
] == '\n')
537 if (buffer
[recvd
] != '\r') recvd
++;
541 set_last_error( ERROR_WINHTTP_TIMEOUT
);
549 TRACE("received line %s\n", debugstr_a(buffer
));
554 DWORD
netconn_set_timeout( netconn_t
*netconn
, BOOL send
, int value
)
559 /* value is in milliseconds, convert to struct timeval */
560 tv
.tv_sec
= value
/ 1000;
561 tv
.tv_usec
= (value
% 1000) * 1000;
563 if ((res
= setsockopt( netconn
->socket
, SOL_SOCKET
, send
? SO_SNDTIMEO
: SO_RCVTIMEO
, &tv
, sizeof(tv
) ) == -1))
565 WARN("setsockopt failed (%s)\n", strerror( errno
));
566 return sock_get_error( errno
);
568 return ERROR_SUCCESS
;
571 BOOL
netconn_resolve( WCHAR
*hostnameW
, INTERNET_PORT port
, struct sockaddr_in
*sa
)
574 #ifdef HAVE_GETADDRINFO
575 struct addrinfo
*res
, hints
;
581 if (!(hostname
= strdupWA( hostnameW
))) return FALSE
;
583 #ifdef HAVE_GETADDRINFO
584 memset( &hints
, 0, sizeof(struct addrinfo
) );
585 hints
.ai_family
= AF_INET
;
587 ret
= getaddrinfo( hostname
, NULL
, &hints
, &res
);
588 heap_free( hostname
);
591 TRACE("failed to get address of %s (%s)\n", debugstr_a(hostname
), gai_strerror(ret
));
594 memset( sa
, 0, sizeof(struct sockaddr_in
) );
595 memcpy( &sa
->sin_addr
, &((struct sockaddr_in
*)res
->ai_addr
)->sin_addr
, sizeof(struct in_addr
) );
596 sa
->sin_family
= res
->ai_family
;
597 sa
->sin_port
= htons( port
);
601 EnterCriticalSection( &cs_gethostbyname
);
603 he
= gethostbyname( hostname
);
604 heap_free( hostname
);
607 TRACE("failed to get address of %s (%d)\n", debugstr_a(hostname
), h_errno
);
608 LeaveCriticalSection( &cs_gethostbyname
);
611 memset( sa
, 0, sizeof(struct sockaddr_in
) );
612 memcpy( (char *)&sa
->sin_addr
, he
->h_addr
, he
->h_length
);
613 sa
->sin_family
= he
->h_addrtype
;
614 sa
->sin_port
= htons( port
);
616 LeaveCriticalSection( &cs_gethostbyname
);