1015 lines
30 KiB
C
1015 lines
30 KiB
C
/*
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* Copyright 2008 Hans Leidekker for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <stdarg.h>
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#include <stdio.h>
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#include <errno.h>
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#include <sys/types.h>
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#ifdef HAVE_SYS_IOCTL_H
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# include <sys/ioctl.h>
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#endif
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#ifdef HAVE_SYS_FILIO_H
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# include <sys/filio.h>
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#endif
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#ifdef HAVE_POLL_H
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# include <poll.h>
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#endif
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#ifdef HAVE_OPENSSL_SSL_H
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# include <openssl/ssl.h>
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#undef FAR
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#undef DSA
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#endif
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#define NONAMELESSUNION
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#include "wine/debug.h"
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#include "wine/library.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winhttp.h"
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#include "wincrypt.h"
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#include "winhttp_private.h"
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/* to avoid conflicts with the Unix socket headers */
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#define USE_WS_PREFIX
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#include "winsock2.h"
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WINE_DEFAULT_DEBUG_CHANNEL(winhttp);
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#ifndef HAVE_GETADDRINFO
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/* critical section to protect non-reentrant gethostbyname() */
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static CRITICAL_SECTION cs_gethostbyname;
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static CRITICAL_SECTION_DEBUG critsect_debug =
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{
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0, 0, &cs_gethostbyname,
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{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": cs_gethostbyname") }
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};
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static CRITICAL_SECTION cs_gethostbyname = { &critsect_debug, -1, 0, 0, 0, 0 };
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#endif
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#ifdef SONAME_LIBSSL
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#include <openssl/err.h>
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static CRITICAL_SECTION init_ssl_cs;
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static CRITICAL_SECTION_DEBUG init_ssl_cs_debug =
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{
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0, 0, &init_ssl_cs,
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{ &init_ssl_cs_debug.ProcessLocksList,
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&init_ssl_cs_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": init_ssl_cs") }
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};
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static CRITICAL_SECTION init_ssl_cs = { &init_ssl_cs_debug, -1, 0, 0, 0, 0 };
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static void *libssl_handle;
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static void *libcrypto_handle;
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static SSL_METHOD *method;
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static SSL_CTX *ctx;
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static int hostname_idx;
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static int error_idx;
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#define MAKE_FUNCPTR(f) static typeof(f) * p##f
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MAKE_FUNCPTR( SSL_library_init );
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MAKE_FUNCPTR( SSL_load_error_strings );
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MAKE_FUNCPTR( SSLv23_method );
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MAKE_FUNCPTR( SSL_CTX_free );
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MAKE_FUNCPTR( SSL_CTX_new );
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MAKE_FUNCPTR( SSL_new );
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MAKE_FUNCPTR( SSL_free );
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MAKE_FUNCPTR( SSL_set_fd );
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MAKE_FUNCPTR( SSL_connect );
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MAKE_FUNCPTR( SSL_shutdown );
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MAKE_FUNCPTR( SSL_write );
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MAKE_FUNCPTR( SSL_read );
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MAKE_FUNCPTR( SSL_get_ex_new_index );
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MAKE_FUNCPTR( SSL_get_ex_data );
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MAKE_FUNCPTR( SSL_set_ex_data );
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MAKE_FUNCPTR( SSL_get_ex_data_X509_STORE_CTX_idx );
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MAKE_FUNCPTR( SSL_get_verify_result );
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MAKE_FUNCPTR( SSL_get_peer_certificate );
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MAKE_FUNCPTR( SSL_CTX_set_default_verify_paths );
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MAKE_FUNCPTR( SSL_CTX_set_verify );
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MAKE_FUNCPTR( CRYPTO_num_locks );
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MAKE_FUNCPTR( CRYPTO_set_id_callback );
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MAKE_FUNCPTR( CRYPTO_set_locking_callback );
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MAKE_FUNCPTR( ERR_free_strings );
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MAKE_FUNCPTR( ERR_get_error );
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MAKE_FUNCPTR( ERR_error_string );
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MAKE_FUNCPTR( X509_STORE_CTX_get_ex_data );
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MAKE_FUNCPTR( i2d_X509 );
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MAKE_FUNCPTR( sk_value );
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MAKE_FUNCPTR( sk_num );
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#undef MAKE_FUNCPTR
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static CRITICAL_SECTION *ssl_locks;
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static unsigned int num_ssl_locks;
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static unsigned long ssl_thread_id(void)
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{
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return GetCurrentThreadId();
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}
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static void ssl_lock_callback(int mode, int type, const char *file, int line)
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{
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if (mode & CRYPTO_LOCK)
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EnterCriticalSection( &ssl_locks[type] );
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else
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LeaveCriticalSection( &ssl_locks[type] );
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}
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#endif
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/* translate a unix error code into a winsock error code */
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static int sock_get_error( int err )
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{
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#if !defined(__MINGW32__) && !defined (_MSC_VER)
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switch (err)
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{
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case EINTR: return WSAEINTR;
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case EBADF: return WSAEBADF;
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case EPERM:
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case EACCES: return WSAEACCES;
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case EFAULT: return WSAEFAULT;
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case EINVAL: return WSAEINVAL;
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case EMFILE: return WSAEMFILE;
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case EWOULDBLOCK: return WSAEWOULDBLOCK;
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case EINPROGRESS: return WSAEINPROGRESS;
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case EALREADY: return WSAEALREADY;
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case ENOTSOCK: return WSAENOTSOCK;
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case EDESTADDRREQ: return WSAEDESTADDRREQ;
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case EMSGSIZE: return WSAEMSGSIZE;
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case EPROTOTYPE: return WSAEPROTOTYPE;
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case ENOPROTOOPT: return WSAENOPROTOOPT;
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case EPROTONOSUPPORT: return WSAEPROTONOSUPPORT;
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case ESOCKTNOSUPPORT: return WSAESOCKTNOSUPPORT;
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case EOPNOTSUPP: return WSAEOPNOTSUPP;
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case EPFNOSUPPORT: return WSAEPFNOSUPPORT;
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case EAFNOSUPPORT: return WSAEAFNOSUPPORT;
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case EADDRINUSE: return WSAEADDRINUSE;
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case EADDRNOTAVAIL: return WSAEADDRNOTAVAIL;
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case ENETDOWN: return WSAENETDOWN;
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case ENETUNREACH: return WSAENETUNREACH;
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case ENETRESET: return WSAENETRESET;
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case ECONNABORTED: return WSAECONNABORTED;
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case EPIPE:
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case ECONNRESET: return WSAECONNRESET;
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case ENOBUFS: return WSAENOBUFS;
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case EISCONN: return WSAEISCONN;
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case ENOTCONN: return WSAENOTCONN;
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case ESHUTDOWN: return WSAESHUTDOWN;
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case ETOOMANYREFS: return WSAETOOMANYREFS;
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case ETIMEDOUT: return WSAETIMEDOUT;
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case ECONNREFUSED: return WSAECONNREFUSED;
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case ELOOP: return WSAELOOP;
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case ENAMETOOLONG: return WSAENAMETOOLONG;
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case EHOSTDOWN: return WSAEHOSTDOWN;
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case EHOSTUNREACH: return WSAEHOSTUNREACH;
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case ENOTEMPTY: return WSAENOTEMPTY;
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#ifdef EPROCLIM
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case EPROCLIM: return WSAEPROCLIM;
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#endif
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#ifdef EUSERS
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case EUSERS: return WSAEUSERS;
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#endif
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#ifdef EDQUOT
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case EDQUOT: return WSAEDQUOT;
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#endif
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#ifdef ESTALE
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case ESTALE: return WSAESTALE;
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#endif
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#ifdef EREMOTE
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case EREMOTE: return WSAEREMOTE;
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#endif
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default: errno = err; perror( "sock_set_error" ); return WSAEFAULT;
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}
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#endif
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return err;
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}
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#ifdef SONAME_LIBSSL
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static PCCERT_CONTEXT X509_to_cert_context(X509 *cert)
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{
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unsigned char *buffer, *p;
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int len;
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BOOL malloc = FALSE;
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PCCERT_CONTEXT ret;
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p = NULL;
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if ((len = pi2d_X509( cert, &p )) < 0) return NULL;
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/*
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* SSL 0.9.7 and above malloc the buffer if it is null.
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* however earlier version do not and so we would need to alloc the buffer.
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*
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* see the i2d_X509 man page for more details.
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*/
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if (!p)
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{
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if (!(buffer = heap_alloc( len ))) return NULL;
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p = buffer;
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len = pi2d_X509( cert, &p );
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}
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else
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{
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buffer = p;
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malloc = TRUE;
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}
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ret = CertCreateCertificateContext( X509_ASN_ENCODING, buffer, len );
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if (malloc) free( buffer );
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else heap_free( buffer );
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return ret;
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}
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static DWORD netconn_verify_cert( PCCERT_CONTEXT cert, HCERTSTORE store,
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WCHAR *server )
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{
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BOOL ret;
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CERT_CHAIN_PARA chainPara = { sizeof(chainPara), { 0 } };
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PCCERT_CHAIN_CONTEXT chain;
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char oid_server_auth[] = szOID_PKIX_KP_SERVER_AUTH;
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char *server_auth[] = { oid_server_auth };
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DWORD err = ERROR_SUCCESS;
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TRACE("verifying %s\n", debugstr_w( server ));
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chainPara.RequestedUsage.Usage.cUsageIdentifier = 1;
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chainPara.RequestedUsage.Usage.rgpszUsageIdentifier = server_auth;
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if ((ret = CertGetCertificateChain( NULL, cert, NULL, store, &chainPara, 0,
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NULL, &chain )))
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{
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if (chain->TrustStatus.dwErrorStatus)
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{
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if (chain->TrustStatus.dwErrorStatus & CERT_TRUST_IS_NOT_TIME_VALID)
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err = ERROR_WINHTTP_SECURE_CERT_DATE_INVALID;
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else if (chain->TrustStatus.dwErrorStatus &
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CERT_TRUST_IS_UNTRUSTED_ROOT)
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err = ERROR_WINHTTP_SECURE_INVALID_CA;
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else if ((chain->TrustStatus.dwErrorStatus &
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CERT_TRUST_IS_OFFLINE_REVOCATION) ||
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(chain->TrustStatus.dwErrorStatus &
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CERT_TRUST_REVOCATION_STATUS_UNKNOWN))
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err = ERROR_WINHTTP_SECURE_CERT_REV_FAILED;
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else if (chain->TrustStatus.dwErrorStatus & CERT_TRUST_IS_REVOKED)
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err = ERROR_WINHTTP_SECURE_CERT_REVOKED;
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else if (chain->TrustStatus.dwErrorStatus &
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CERT_TRUST_IS_NOT_VALID_FOR_USAGE)
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err = ERROR_WINHTTP_SECURE_CERT_WRONG_USAGE;
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else
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err = ERROR_WINHTTP_SECURE_INVALID_CERT;
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}
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else
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{
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CERT_CHAIN_POLICY_PARA policyPara;
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SSL_EXTRA_CERT_CHAIN_POLICY_PARA sslExtraPolicyPara;
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CERT_CHAIN_POLICY_STATUS policyStatus;
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sslExtraPolicyPara.u.cbSize = sizeof(sslExtraPolicyPara);
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sslExtraPolicyPara.dwAuthType = AUTHTYPE_SERVER;
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sslExtraPolicyPara.pwszServerName = server;
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policyPara.cbSize = sizeof(policyPara);
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policyPara.dwFlags = 0;
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policyPara.pvExtraPolicyPara = &sslExtraPolicyPara;
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ret = CertVerifyCertificateChainPolicy( CERT_CHAIN_POLICY_SSL,
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chain, &policyPara,
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&policyStatus );
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/* Any error in the policy status indicates that the
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* policy couldn't be verified.
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*/
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if (ret && policyStatus.dwError)
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{
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if (policyStatus.dwError == CERT_E_CN_NO_MATCH)
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err = ERROR_WINHTTP_SECURE_CERT_CN_INVALID;
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else
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err = ERROR_WINHTTP_SECURE_INVALID_CERT;
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}
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}
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CertFreeCertificateChain( chain );
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}
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else
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err = ERROR_WINHTTP_SECURE_CHANNEL_ERROR;
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TRACE("returning %08x\n", err);
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return err;
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}
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static int netconn_secure_verify( int preverify_ok, X509_STORE_CTX *ctx )
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{
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SSL *ssl;
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WCHAR *server;
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BOOL ret = FALSE;
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ssl = pX509_STORE_CTX_get_ex_data( ctx, pSSL_get_ex_data_X509_STORE_CTX_idx() );
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server = pSSL_get_ex_data( ssl, hostname_idx );
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if (preverify_ok)
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{
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HCERTSTORE store = CertOpenStore( CERT_STORE_PROV_MEMORY, 0, 0,
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CERT_STORE_CREATE_NEW_FLAG, NULL );
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if (store)
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{
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X509 *cert;
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int i;
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PCCERT_CONTEXT endCert = NULL;
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ret = TRUE;
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for (i = 0; ret && i < psk_num((struct stack_st *)ctx->chain); i++)
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{
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PCCERT_CONTEXT context;
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cert = (X509 *)psk_value((struct stack_st *)ctx->chain, i);
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if ((context = X509_to_cert_context( cert )))
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{
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if (i == 0)
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ret = CertAddCertificateContextToStore( store, context,
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CERT_STORE_ADD_ALWAYS, &endCert );
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else
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ret = CertAddCertificateContextToStore( store, context,
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CERT_STORE_ADD_ALWAYS, NULL );
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CertFreeCertificateContext( context );
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}
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}
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if (!endCert) ret = FALSE;
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if (ret)
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{
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DWORD_PTR err = netconn_verify_cert( endCert, store, server );
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if (err)
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{
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pSSL_set_ex_data( ssl, error_idx, (void *)err );
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ret = FALSE;
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}
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}
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CertFreeCertificateContext( endCert );
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CertCloseStore( store, 0 );
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}
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}
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return ret;
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}
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#endif
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BOOL netconn_init( netconn_t *conn, BOOL secure )
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{
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#if defined(SONAME_LIBSSL) && defined(SONAME_LIBCRYPTO)
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int i;
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#endif
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conn->socket = -1;
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if (!secure) return TRUE;
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#if defined(SONAME_LIBSSL) && defined(SONAME_LIBCRYPTO)
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EnterCriticalSection( &init_ssl_cs );
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if (libssl_handle)
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{
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LeaveCriticalSection( &init_ssl_cs );
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return TRUE;
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}
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if (!(libssl_handle = wine_dlopen( SONAME_LIBSSL, RTLD_NOW, NULL, 0 )))
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{
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ERR("Trying to use SSL but couldn't load %s. Expect trouble.\n", SONAME_LIBSSL);
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set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
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LeaveCriticalSection( &init_ssl_cs );
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return FALSE;
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}
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if (!(libcrypto_handle = wine_dlopen( SONAME_LIBCRYPTO, RTLD_NOW, NULL, 0 )))
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{
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ERR("Trying to use SSL but couldn't load %s. Expect trouble.\n", SONAME_LIBCRYPTO);
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set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
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LeaveCriticalSection( &init_ssl_cs );
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return FALSE;
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}
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#define LOAD_FUNCPTR(x) \
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if (!(p##x = wine_dlsym( libssl_handle, #x, NULL, 0 ))) \
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{ \
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ERR("Failed to load symbol %s\n", #x); \
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set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR ); \
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LeaveCriticalSection( &init_ssl_cs ); \
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return FALSE; \
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}
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LOAD_FUNCPTR( SSL_library_init );
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LOAD_FUNCPTR( SSL_load_error_strings );
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LOAD_FUNCPTR( SSLv23_method );
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LOAD_FUNCPTR( SSL_CTX_free );
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LOAD_FUNCPTR( SSL_CTX_new );
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LOAD_FUNCPTR( SSL_new );
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LOAD_FUNCPTR( SSL_free );
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LOAD_FUNCPTR( SSL_set_fd );
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LOAD_FUNCPTR( SSL_connect );
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|
LOAD_FUNCPTR( SSL_shutdown );
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|
LOAD_FUNCPTR( SSL_write );
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LOAD_FUNCPTR( SSL_read );
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LOAD_FUNCPTR( SSL_get_ex_new_index );
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LOAD_FUNCPTR( SSL_get_ex_data );
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|
LOAD_FUNCPTR( SSL_set_ex_data );
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LOAD_FUNCPTR( SSL_get_ex_data_X509_STORE_CTX_idx );
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LOAD_FUNCPTR( SSL_get_verify_result );
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LOAD_FUNCPTR( SSL_get_peer_certificate );
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|
LOAD_FUNCPTR( SSL_CTX_set_default_verify_paths );
|
|
LOAD_FUNCPTR( SSL_CTX_set_verify );
|
|
#undef LOAD_FUNCPTR
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|
|
|
#define LOAD_FUNCPTR(x) \
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if (!(p##x = wine_dlsym( libcrypto_handle, #x, NULL, 0 ))) \
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{ \
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ERR("Failed to load symbol %s\n", #x); \
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set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR ); \
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LeaveCriticalSection( &init_ssl_cs ); \
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return FALSE; \
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}
|
|
LOAD_FUNCPTR( CRYPTO_num_locks );
|
|
LOAD_FUNCPTR( CRYPTO_set_id_callback );
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|
LOAD_FUNCPTR( CRYPTO_set_locking_callback );
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|
LOAD_FUNCPTR( ERR_free_strings );
|
|
LOAD_FUNCPTR( ERR_get_error );
|
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LOAD_FUNCPTR( ERR_error_string );
|
|
LOAD_FUNCPTR( X509_STORE_CTX_get_ex_data );
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LOAD_FUNCPTR( i2d_X509 );
|
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LOAD_FUNCPTR( sk_value );
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LOAD_FUNCPTR( sk_num );
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#undef LOAD_FUNCPTR
|
|
|
|
pSSL_library_init();
|
|
pSSL_load_error_strings();
|
|
|
|
method = pSSLv23_method();
|
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ctx = pSSL_CTX_new( method );
|
|
if (!pSSL_CTX_set_default_verify_paths( ctx ))
|
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{
|
|
ERR("SSL_CTX_set_default_verify_paths failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_OUTOFMEMORY );
|
|
LeaveCriticalSection( &init_ssl_cs );
|
|
return FALSE;
|
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}
|
|
hostname_idx = pSSL_get_ex_new_index( 0, (void *)"hostname index", NULL, NULL, NULL );
|
|
if (hostname_idx == -1)
|
|
{
|
|
ERR("SSL_get_ex_new_index failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_OUTOFMEMORY );
|
|
LeaveCriticalSection( &init_ssl_cs );
|
|
return FALSE;
|
|
}
|
|
error_idx = pSSL_get_ex_new_index( 0, (void *)"error index", NULL, NULL, NULL );
|
|
if (error_idx == -1)
|
|
{
|
|
ERR("SSL_get_ex_new_index failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_OUTOFMEMORY );
|
|
LeaveCriticalSection( &init_ssl_cs );
|
|
return FALSE;
|
|
}
|
|
pSSL_CTX_set_verify( ctx, SSL_VERIFY_PEER, netconn_secure_verify );
|
|
|
|
pCRYPTO_set_id_callback(ssl_thread_id);
|
|
num_ssl_locks = pCRYPTO_num_locks();
|
|
ssl_locks = HeapAlloc(GetProcessHeap(), 0, num_ssl_locks * sizeof(CRITICAL_SECTION));
|
|
if (!ssl_locks)
|
|
{
|
|
set_last_error( ERROR_OUTOFMEMORY );
|
|
LeaveCriticalSection( &init_ssl_cs );
|
|
return FALSE;
|
|
}
|
|
for (i = 0; i < num_ssl_locks; i++) InitializeCriticalSection( &ssl_locks[i] );
|
|
pCRYPTO_set_locking_callback(ssl_lock_callback);
|
|
|
|
LeaveCriticalSection( &init_ssl_cs );
|
|
#else
|
|
WARN("SSL support not compiled in.\n");
|
|
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
|
|
return FALSE;
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
void netconn_unload( void )
|
|
{
|
|
#if defined(SONAME_LIBSSL) && defined(SONAME_LIBCRYPTO)
|
|
if (libcrypto_handle)
|
|
{
|
|
pERR_free_strings();
|
|
wine_dlclose( libcrypto_handle, NULL, 0 );
|
|
}
|
|
if (libssl_handle)
|
|
{
|
|
if (ctx)
|
|
pSSL_CTX_free( ctx );
|
|
wine_dlclose( libssl_handle, NULL, 0 );
|
|
}
|
|
if (ssl_locks)
|
|
{
|
|
int i;
|
|
for (i = 0; i < num_ssl_locks; i++) DeleteCriticalSection( &ssl_locks[i] );
|
|
HeapFree( GetProcessHeap(), 0, ssl_locks );
|
|
}
|
|
#endif
|
|
}
|
|
|
|
BOOL netconn_connected( netconn_t *conn )
|
|
{
|
|
return (conn->socket != -1);
|
|
}
|
|
|
|
BOOL netconn_create( netconn_t *conn, int domain, int type, int protocol )
|
|
{
|
|
if ((conn->socket = socket( domain, type, protocol )) == -1)
|
|
{
|
|
WARN("unable to create socket (%s)\n", strerror(errno));
|
|
set_last_error( sock_get_error( errno ) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL netconn_close( netconn_t *conn )
|
|
{
|
|
int res;
|
|
|
|
#ifdef SONAME_LIBSSL
|
|
if (conn->secure)
|
|
{
|
|
heap_free( conn->peek_msg_mem );
|
|
conn->peek_msg_mem = NULL;
|
|
conn->peek_msg = NULL;
|
|
conn->peek_len = 0;
|
|
|
|
pSSL_shutdown( conn->ssl_conn );
|
|
pSSL_free( conn->ssl_conn );
|
|
|
|
conn->ssl_conn = NULL;
|
|
conn->secure = FALSE;
|
|
}
|
|
#endif
|
|
res = closesocket( conn->socket );
|
|
conn->socket = -1;
|
|
if (res == -1)
|
|
{
|
|
set_last_error( sock_get_error( errno ) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL netconn_connect( netconn_t *conn, const struct sockaddr *sockaddr, unsigned int addr_len, int timeout )
|
|
{
|
|
BOOL ret = FALSE;
|
|
int res = 0, state;
|
|
|
|
if (timeout > 0)
|
|
{
|
|
state = 1;
|
|
ioctlsocket( conn->socket, FIONBIO, &state );
|
|
}
|
|
if (connect( conn->socket, sockaddr, addr_len ) < 0)
|
|
{
|
|
res = sock_get_error( errno );
|
|
if (res == WSAEWOULDBLOCK || res == WSAEINPROGRESS)
|
|
{
|
|
struct pollfd pfd;
|
|
|
|
pfd.fd = conn->socket;
|
|
pfd.events = POLLOUT;
|
|
if (poll( &pfd, 1, timeout ) > 0)
|
|
ret = TRUE;
|
|
else
|
|
res = sock_get_error( errno );
|
|
}
|
|
}
|
|
else
|
|
ret = TRUE;
|
|
if (timeout > 0)
|
|
{
|
|
state = 0;
|
|
ioctlsocket( conn->socket, FIONBIO, &state );
|
|
}
|
|
if (!ret)
|
|
{
|
|
WARN("unable to connect to host (%d)\n", res);
|
|
set_last_error( res );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
BOOL netconn_secure_connect( netconn_t *conn, WCHAR *hostname )
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (!(conn->ssl_conn = pSSL_new( ctx )))
|
|
{
|
|
ERR("SSL_new failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_OUTOFMEMORY );
|
|
goto fail;
|
|
}
|
|
if (!pSSL_set_ex_data( conn->ssl_conn, hostname_idx, hostname ))
|
|
{
|
|
ERR("SSL_set_ex_data failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
|
|
goto fail;
|
|
}
|
|
if (!pSSL_set_fd( conn->ssl_conn, conn->socket ))
|
|
{
|
|
ERR("SSL_set_fd failed: %s\n", pERR_error_string( pERR_get_error(), 0 ));
|
|
set_last_error( ERROR_WINHTTP_SECURE_CHANNEL_ERROR );
|
|
goto fail;
|
|
}
|
|
if (pSSL_connect( conn->ssl_conn ) <= 0)
|
|
{
|
|
DWORD err;
|
|
|
|
err = (DWORD_PTR)pSSL_get_ex_data( conn->ssl_conn, error_idx );
|
|
if (!err) err = ERROR_WINHTTP_SECURE_CHANNEL_ERROR;
|
|
ERR("couldn't verify server certificate (%d)\n", err);
|
|
set_last_error( err );
|
|
goto fail;
|
|
}
|
|
TRACE("established SSL connection\n");
|
|
conn->secure = TRUE;
|
|
return TRUE;
|
|
|
|
fail:
|
|
if (conn->ssl_conn)
|
|
{
|
|
pSSL_shutdown( conn->ssl_conn );
|
|
pSSL_free( conn->ssl_conn );
|
|
conn->ssl_conn = NULL;
|
|
}
|
|
#endif
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL netconn_send( netconn_t *conn, const void *msg, size_t len, int flags, int *sent )
|
|
{
|
|
if (!netconn_connected( conn )) return FALSE;
|
|
if (conn->secure)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (flags) FIXME("SSL_write doesn't support any flags (%08x)\n", flags);
|
|
*sent = pSSL_write( conn->ssl_conn, msg, len );
|
|
if (*sent < 1 && len) return FALSE;
|
|
return TRUE;
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
if ((*sent = send( conn->socket, msg, len, flags )) == -1)
|
|
{
|
|
set_last_error( sock_get_error( errno ) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL netconn_recv( netconn_t *conn, void *buf, size_t len, int flags, int *recvd )
|
|
{
|
|
*recvd = 0;
|
|
if (!netconn_connected( conn )) return FALSE;
|
|
if (!len) return TRUE;
|
|
|
|
if (conn->secure)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (flags & ~(MSG_PEEK | MSG_WAITALL))
|
|
FIXME("SSL_read does not support the following flags: %08x\n", flags);
|
|
|
|
/* this ugly hack is all for MSG_PEEK */
|
|
if (flags & MSG_PEEK && !conn->peek_msg)
|
|
{
|
|
if (!(conn->peek_msg = conn->peek_msg_mem = heap_alloc( len + 1 ))) return FALSE;
|
|
}
|
|
else if (flags & MSG_PEEK && conn->peek_msg)
|
|
{
|
|
if (len < conn->peek_len) FIXME("buffer isn't big enough, should we wrap?\n");
|
|
*recvd = min( len, conn->peek_len );
|
|
memcpy( buf, conn->peek_msg, *recvd );
|
|
return TRUE;
|
|
}
|
|
else if (conn->peek_msg)
|
|
{
|
|
*recvd = min( len, conn->peek_len );
|
|
memcpy( buf, conn->peek_msg, *recvd );
|
|
conn->peek_len -= *recvd;
|
|
conn->peek_msg += *recvd;
|
|
|
|
if (conn->peek_len == 0)
|
|
{
|
|
heap_free( conn->peek_msg_mem );
|
|
conn->peek_msg_mem = NULL;
|
|
conn->peek_msg = NULL;
|
|
}
|
|
/* check if we have enough data from the peek buffer */
|
|
if (!(flags & MSG_WAITALL) || (*recvd == len)) return TRUE;
|
|
}
|
|
*recvd += pSSL_read( conn->ssl_conn, (char *)buf + *recvd, len - *recvd );
|
|
if (flags & MSG_PEEK) /* must copy into buffer */
|
|
{
|
|
conn->peek_len = *recvd;
|
|
if (!*recvd)
|
|
{
|
|
heap_free( conn->peek_msg_mem );
|
|
conn->peek_msg_mem = NULL;
|
|
conn->peek_msg = NULL;
|
|
}
|
|
else memcpy( conn->peek_msg, buf, *recvd );
|
|
}
|
|
if (*recvd < 1) return FALSE;
|
|
return TRUE;
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
if ((*recvd = recv( conn->socket, buf, len, flags )) == -1)
|
|
{
|
|
set_last_error( sock_get_error( errno ) );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL netconn_query_data_available( netconn_t *conn, DWORD *available )
|
|
{
|
|
#ifdef FIONREAD
|
|
int ret, unread;
|
|
#endif
|
|
*available = 0;
|
|
if (!netconn_connected( conn )) return FALSE;
|
|
|
|
if (conn->secure)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (conn->peek_msg) *available = conn->peek_len;
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
#ifdef FIONREAD
|
|
if (!(ret = ioctlsocket( conn->socket, FIONREAD, &unread ))) *available = unread;
|
|
#endif
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL netconn_get_next_line( netconn_t *conn, char *buffer, DWORD *buflen )
|
|
{
|
|
struct pollfd pfd;
|
|
BOOL ret = FALSE;
|
|
DWORD recvd = 0;
|
|
|
|
if (!netconn_connected( conn )) return FALSE;
|
|
|
|
if (conn->secure)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
while (recvd < *buflen)
|
|
{
|
|
int dummy;
|
|
if (!netconn_recv( conn, &buffer[recvd], 1, 0, &dummy ))
|
|
{
|
|
set_last_error( ERROR_CONNECTION_ABORTED );
|
|
break;
|
|
}
|
|
if (buffer[recvd] == '\n')
|
|
{
|
|
ret = TRUE;
|
|
break;
|
|
}
|
|
if (buffer[recvd] != '\r') recvd++;
|
|
}
|
|
if (ret)
|
|
{
|
|
buffer[recvd++] = 0;
|
|
*buflen = recvd;
|
|
TRACE("received line %s\n", debugstr_a(buffer));
|
|
}
|
|
return ret;
|
|
#else
|
|
return FALSE;
|
|
#endif
|
|
}
|
|
|
|
pfd.fd = conn->socket;
|
|
pfd.events = POLLIN;
|
|
while (recvd < *buflen)
|
|
{
|
|
int timeout, res;
|
|
struct timeval tv;
|
|
socklen_t len = sizeof(tv);
|
|
|
|
if ((res = getsockopt( conn->socket, SOL_SOCKET, SO_RCVTIMEO, (void*)&tv, &len ) != -1))
|
|
timeout = tv.tv_sec * 1000 + tv.tv_usec / 1000;
|
|
else
|
|
timeout = -1;
|
|
if (poll( &pfd, 1, timeout ) > 0)
|
|
{
|
|
if ((res = recv( conn->socket, &buffer[recvd], 1, 0 )) <= 0)
|
|
{
|
|
if (res == -1) set_last_error( sock_get_error( errno ) );
|
|
break;
|
|
}
|
|
if (buffer[recvd] == '\n')
|
|
{
|
|
ret = TRUE;
|
|
break;
|
|
}
|
|
if (buffer[recvd] != '\r') recvd++;
|
|
}
|
|
else
|
|
{
|
|
set_last_error( ERROR_WINHTTP_TIMEOUT );
|
|
break;
|
|
}
|
|
}
|
|
if (ret)
|
|
{
|
|
buffer[recvd++] = 0;
|
|
*buflen = recvd;
|
|
TRACE("received line %s\n", debugstr_a(buffer));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
DWORD netconn_set_timeout( netconn_t *netconn, BOOL send, int value )
|
|
{
|
|
int res;
|
|
struct timeval tv;
|
|
|
|
/* value is in milliseconds, convert to struct timeval */
|
|
tv.tv_sec = value / 1000;
|
|
tv.tv_usec = (value % 1000) * 1000;
|
|
|
|
if ((res = setsockopt( netconn->socket, SOL_SOCKET, send ? SO_SNDTIMEO : SO_RCVTIMEO, (void*)&tv, sizeof(tv) ) == -1))
|
|
{
|
|
WARN("setsockopt failed (%s)\n", strerror( errno ));
|
|
return sock_get_error( errno );
|
|
}
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
static DWORD resolve_hostname( WCHAR *hostnameW, INTERNET_PORT port, struct sockaddr *sa, socklen_t *sa_len )
|
|
{
|
|
char *hostname;
|
|
#ifdef HAVE_GETADDRINFO
|
|
struct addrinfo *res, hints;
|
|
int ret;
|
|
#else
|
|
struct hostent *he;
|
|
struct sockaddr_in *sin = (struct sockaddr_in *)sa;
|
|
#endif
|
|
|
|
if (!(hostname = strdupWA( hostnameW ))) return ERROR_OUTOFMEMORY;
|
|
|
|
#ifdef HAVE_GETADDRINFO
|
|
memset( &hints, 0, sizeof(struct addrinfo) );
|
|
/* Prefer IPv4 to IPv6 addresses, since some web servers do not listen on
|
|
* their IPv6 addresses even though they have IPv6 addresses in the DNS.
|
|
*/
|
|
hints.ai_family = AF_INET;
|
|
|
|
ret = getaddrinfo( hostname, NULL, &hints, &res );
|
|
if (ret != 0)
|
|
{
|
|
TRACE("failed to get IPv4 address of %s (%s), retrying with IPv6\n", debugstr_w(hostnameW), gai_strerror(ret));
|
|
hints.ai_family = AF_INET6;
|
|
ret = getaddrinfo( hostname, NULL, &hints, &res );
|
|
if (ret != 0)
|
|
{
|
|
TRACE("failed to get address of %s (%s)\n", debugstr_w(hostnameW), gai_strerror(ret));
|
|
heap_free( hostname );
|
|
return ERROR_WINHTTP_NAME_NOT_RESOLVED;
|
|
}
|
|
}
|
|
heap_free( hostname );
|
|
if (*sa_len < res->ai_addrlen)
|
|
{
|
|
WARN("address too small\n");
|
|
freeaddrinfo( res );
|
|
return ERROR_WINHTTP_NAME_NOT_RESOLVED;
|
|
}
|
|
*sa_len = res->ai_addrlen;
|
|
memcpy( sa, res->ai_addr, res->ai_addrlen );
|
|
/* Copy port */
|
|
switch (res->ai_family)
|
|
{
|
|
case AF_INET:
|
|
((struct sockaddr_in *)sa)->sin_port = htons( port );
|
|
break;
|
|
case AF_INET6:
|
|
((struct sockaddr_in6 *)sa)->sin6_port = htons( port );
|
|
break;
|
|
}
|
|
|
|
freeaddrinfo( res );
|
|
return ERROR_SUCCESS;
|
|
#else
|
|
EnterCriticalSection( &cs_gethostbyname );
|
|
|
|
he = gethostbyname( hostname );
|
|
heap_free( hostname );
|
|
if (!he)
|
|
{
|
|
TRACE("failed to get address of %s (%d)\n", debugstr_w(hostnameW), h_errno);
|
|
LeaveCriticalSection( &cs_gethostbyname );
|
|
return ERROR_WINHTTP_NAME_NOT_RESOLVED;
|
|
}
|
|
if (*sa_len < sizeof(struct sockaddr_in))
|
|
{
|
|
WARN("address too small\n");
|
|
LeaveCriticalSection( &cs_gethostbyname );
|
|
return ERROR_WINHTTP_NAME_NOT_RESOLVED;
|
|
}
|
|
*sa_len = sizeof(struct sockaddr_in);
|
|
memset( sa, 0, sizeof(struct sockaddr_in) );
|
|
memcpy( &sin->sin_addr, he->h_addr, he->h_length );
|
|
sin->sin_family = he->h_addrtype;
|
|
sin->sin_port = htons( port );
|
|
|
|
LeaveCriticalSection( &cs_gethostbyname );
|
|
return ERROR_SUCCESS;
|
|
#endif
|
|
}
|
|
|
|
struct resolve_args
|
|
{
|
|
WCHAR *hostname;
|
|
INTERNET_PORT port;
|
|
struct sockaddr *sa;
|
|
socklen_t *sa_len;
|
|
};
|
|
|
|
static DWORD CALLBACK resolve_proc( LPVOID arg )
|
|
{
|
|
struct resolve_args *ra = arg;
|
|
return resolve_hostname( ra->hostname, ra->port, ra->sa, ra->sa_len );
|
|
}
|
|
|
|
BOOL netconn_resolve( WCHAR *hostname, INTERNET_PORT port, struct sockaddr *sa, socklen_t *sa_len, int timeout )
|
|
{
|
|
DWORD ret;
|
|
|
|
if (timeout)
|
|
{
|
|
DWORD status;
|
|
HANDLE thread;
|
|
struct resolve_args ra;
|
|
|
|
ra.hostname = hostname;
|
|
ra.port = port;
|
|
ra.sa = sa;
|
|
ra.sa_len = sa_len;
|
|
|
|
thread = CreateThread( NULL, 0, resolve_proc, &ra, 0, NULL );
|
|
if (!thread) return FALSE;
|
|
|
|
status = WaitForSingleObject( thread, timeout );
|
|
if (status == WAIT_OBJECT_0) GetExitCodeThread( thread, &ret );
|
|
else ret = ERROR_WINHTTP_TIMEOUT;
|
|
CloseHandle( thread );
|
|
}
|
|
else ret = resolve_hostname( hostname, port, sa, sa_len );
|
|
|
|
if (ret)
|
|
{
|
|
set_last_error( ret );
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
const void *netconn_get_certificate( netconn_t *conn )
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
X509 *cert;
|
|
const CERT_CONTEXT *ret;
|
|
|
|
if (!conn->secure) return NULL;
|
|
|
|
if (!(cert = pSSL_get_peer_certificate( conn->ssl_conn ))) return NULL;
|
|
ret = X509_to_cert_context( cert );
|
|
return ret;
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|