856 lines
25 KiB
C
856 lines
25 KiB
C
/*
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* Wininet - networking layer. Uses unix sockets or OpenSSL.
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*
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* Copyright 2002 TransGaming Technologies Inc.
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*
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* David Hammerton
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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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#define NONAMELESSUNION
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#if defined(__MINGW32__) || defined (_MSC_VER)
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#include <ws2tcpip.h>
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#endif
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#include <sys/types.h>
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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_SYS_POLL_H
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# include <sys/poll.h>
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#endif
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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#endif
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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_FILIO_H
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# include <sys/filio.h>
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.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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#include <time.h>
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#ifdef HAVE_NETDB_H
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# include <netdb.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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# include <netinet/in.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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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <errno.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 "wininet.h"
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#include "winerror.h"
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#include "wincrypt.h"
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#include "wine/debug.h"
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#include "internet.h"
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/* To avoid conflicts with the Unix socket headers. we only need it for
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* the error codes anyway. */
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#define USE_WS_PREFIX
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#include "winsock2.h"
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#define RESPONSE_TIMEOUT 30 /* FROM internet.c */
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WINE_DEFAULT_DEBUG_CHANNEL(wininet);
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/* FIXME!!!!!!
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* This should use winsock - To use winsock the functions will have to change a bit
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* as they are designed for unix sockets.
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* SSL stuff should use crypt32.dll
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*/
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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 *OpenSSL_ssl_handle;
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static void *OpenSSL_crypto_handle;
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static SSL_METHOD *meth;
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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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/* OpenSSL functions that we use */
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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_pending);
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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_get_timeout);
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MAKE_FUNCPTR(SSL_CTX_set_timeout);
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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(X509_STORE_CTX_get_ex_data);
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/* OpenSSL's libcrypto functions that we use */
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MAKE_FUNCPTR(BIO_new_fp);
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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(i2d_X509);
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MAKE_FUNCPTR(sk_num);
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MAKE_FUNCPTR(sk_value);
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#undef MAKE_FUNCPTR
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static CRITICAL_SECTION *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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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 malloced = FALSE;
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PCCERT_CONTEXT ret;
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p = NULL;
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len = pi2d_X509(cert,&p);
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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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buffer = HeapAlloc(GetProcessHeap(),0,len);
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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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malloced = TRUE;
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}
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ret = CertCreateCertificateContext(X509_ASN_ENCODING,buffer,len);
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if (malloced)
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free(buffer);
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else
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HeapFree(GetProcessHeap(),0,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_INTERNET_SEC_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_INTERNET_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_INTERNET_SEC_CERT_NO_REV;
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else if (chain->TrustStatus.dwErrorStatus & CERT_TRUST_IS_REVOKED)
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err = ERROR_INTERNET_SEC_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_INTERNET_SEC_INVALID_CERT;
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else
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err = ERROR_INTERNET_SEC_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, &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_INTERNET_SEC_CERT_CN_INVALID;
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else
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err = ERROR_INTERNET_SEC_INVALID_CERT;
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}
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}
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CertFreeCertificateChain(chain);
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}
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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,
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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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DWORD NETCON_init(WININET_NETCONNECTION *connection, BOOL useSSL)
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{
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connection->useSSL = FALSE;
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connection->socketFD = -1;
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if (useSSL)
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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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TRACE("using SSL connection\n");
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EnterCriticalSection(&init_ssl_cs);
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if (OpenSSL_ssl_handle) /* already initialized everything */
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{
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_SUCCESS;
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}
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OpenSSL_ssl_handle = wine_dlopen(SONAME_LIBSSL, RTLD_NOW, NULL, 0);
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if (!OpenSSL_ssl_handle)
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{
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ERR("trying to use a SSL connection, but couldn't load %s. Expect trouble.\n",
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SONAME_LIBSSL);
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
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}
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OpenSSL_crypto_handle = wine_dlopen(SONAME_LIBCRYPTO, RTLD_NOW, NULL, 0);
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if (!OpenSSL_crypto_handle)
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{
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ERR("trying to use a SSL connection, but couldn't load %s. Expect trouble.\n",
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SONAME_LIBCRYPTO);
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
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}
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/* mmm nice ugly macroness */
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#define DYNSSL(x) \
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p##x = wine_dlsym(OpenSSL_ssl_handle, #x, NULL, 0); \
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if (!p##x) \
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{ \
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ERR("failed to load symbol %s\n", #x); \
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LeaveCriticalSection(&init_ssl_cs); \
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return ERROR_INTERNET_SECURITY_CHANNEL_ERROR; \
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}
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DYNSSL(SSL_library_init);
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DYNSSL(SSL_load_error_strings);
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DYNSSL(SSLv23_method);
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DYNSSL(SSL_CTX_free);
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DYNSSL(SSL_CTX_new);
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DYNSSL(SSL_new);
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DYNSSL(SSL_free);
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DYNSSL(SSL_set_fd);
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DYNSSL(SSL_connect);
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DYNSSL(SSL_shutdown);
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DYNSSL(SSL_write);
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DYNSSL(SSL_read);
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DYNSSL(SSL_pending);
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DYNSSL(SSL_get_ex_new_index);
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DYNSSL(SSL_get_ex_data);
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DYNSSL(SSL_set_ex_data);
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DYNSSL(SSL_get_ex_data_X509_STORE_CTX_idx);
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DYNSSL(SSL_get_verify_result);
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DYNSSL(SSL_get_peer_certificate);
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DYNSSL(SSL_CTX_get_timeout);
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DYNSSL(SSL_CTX_set_timeout);
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DYNSSL(SSL_CTX_set_default_verify_paths);
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DYNSSL(SSL_CTX_set_verify);
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DYNSSL(X509_STORE_CTX_get_ex_data);
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#undef DYNSSL
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#define DYNCRYPTO(x) \
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p##x = wine_dlsym(OpenSSL_crypto_handle, #x, NULL, 0); \
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if (!p##x) \
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{ \
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ERR("failed to load symbol %s\n", #x); \
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LeaveCriticalSection(&init_ssl_cs); \
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return ERROR_INTERNET_SECURITY_CHANNEL_ERROR; \
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}
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DYNCRYPTO(BIO_new_fp);
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DYNCRYPTO(CRYPTO_num_locks);
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DYNCRYPTO(CRYPTO_set_id_callback);
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DYNCRYPTO(CRYPTO_set_locking_callback);
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DYNCRYPTO(ERR_free_strings);
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DYNCRYPTO(ERR_get_error);
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DYNCRYPTO(ERR_error_string);
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DYNCRYPTO(i2d_X509);
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DYNCRYPTO(sk_num);
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DYNCRYPTO(sk_value);
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#undef DYNCRYPTO
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pSSL_library_init();
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pSSL_load_error_strings();
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pBIO_new_fp(stderr, BIO_NOCLOSE); /* FIXME: should use winedebug stuff */
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meth = pSSLv23_method();
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ctx = pSSL_CTX_new(meth);
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if (!pSSL_CTX_set_default_verify_paths(ctx))
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{
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ERR("SSL_CTX_set_default_verify_paths failed: %s\n",
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pERR_error_string(pERR_get_error(), 0));
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_OUTOFMEMORY;
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}
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hostname_idx = pSSL_get_ex_new_index(0, (void *)"hostname index",
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NULL, NULL, NULL);
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if (hostname_idx == -1)
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{
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ERR("SSL_get_ex_new_index failed; %s\n",
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pERR_error_string(pERR_get_error(), 0));
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_OUTOFMEMORY;
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}
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error_idx = pSSL_get_ex_new_index(0, (void *)"error index",
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NULL, NULL, NULL);
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if (error_idx == -1)
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{
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ERR("SSL_get_ex_new_index failed; %s\n",
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pERR_error_string(pERR_get_error(), 0));
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_OUTOFMEMORY;
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}
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pSSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, netconn_secure_verify);
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pCRYPTO_set_id_callback(ssl_thread_id);
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ssl_locks = HeapAlloc(GetProcessHeap(), 0,
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pCRYPTO_num_locks() * sizeof(CRITICAL_SECTION));
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if (!ssl_locks)
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{
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LeaveCriticalSection(&init_ssl_cs);
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return ERROR_OUTOFMEMORY;
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}
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for (i = 0; i < pCRYPTO_num_locks(); i++)
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InitializeCriticalSection(&ssl_locks[i]);
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pCRYPTO_set_locking_callback(ssl_lock_callback);
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LeaveCriticalSection(&init_ssl_cs);
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#else
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FIXME("can't use SSL, not compiled in.\n");
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return ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
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#endif
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}
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return ERROR_SUCCESS;
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}
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void NETCON_unload(void)
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{
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#if defined(SONAME_LIBSSL) && defined(SONAME_LIBCRYPTO)
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if (OpenSSL_crypto_handle)
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{
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pERR_free_strings();
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wine_dlclose(OpenSSL_crypto_handle, NULL, 0);
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}
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if (OpenSSL_ssl_handle)
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{
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if (ctx)
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pSSL_CTX_free(ctx);
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wine_dlclose(OpenSSL_ssl_handle, NULL, 0);
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}
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if (ssl_locks)
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{
|
|
int i;
|
|
for (i = 0; i < pCRYPTO_num_locks(); i++) DeleteCriticalSection(&ssl_locks[i]);
|
|
HeapFree(GetProcessHeap(), 0, ssl_locks);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
BOOL NETCON_connected(WININET_NETCONNECTION *connection)
|
|
{
|
|
if (connection->socketFD == -1)
|
|
return FALSE;
|
|
else
|
|
return TRUE;
|
|
}
|
|
|
|
/* translate a unix error code into a winsock one */
|
|
int sock_get_error( int err )
|
|
{
|
|
#if !defined(__MINGW32__) && !defined (_MSC_VER)
|
|
switch (err)
|
|
{
|
|
case EINTR: return WSAEINTR;
|
|
case EBADF: return WSAEBADF;
|
|
case EPERM:
|
|
case EACCES: return WSAEACCES;
|
|
case EFAULT: return WSAEFAULT;
|
|
case EINVAL: return WSAEINVAL;
|
|
case EMFILE: return WSAEMFILE;
|
|
case EWOULDBLOCK: return WSAEWOULDBLOCK;
|
|
case EINPROGRESS: return WSAEINPROGRESS;
|
|
case EALREADY: return WSAEALREADY;
|
|
case ENOTSOCK: return WSAENOTSOCK;
|
|
case EDESTADDRREQ: return WSAEDESTADDRREQ;
|
|
case EMSGSIZE: return WSAEMSGSIZE;
|
|
case EPROTOTYPE: return WSAEPROTOTYPE;
|
|
case ENOPROTOOPT: return WSAENOPROTOOPT;
|
|
case EPROTONOSUPPORT: return WSAEPROTONOSUPPORT;
|
|
case ESOCKTNOSUPPORT: return WSAESOCKTNOSUPPORT;
|
|
case EOPNOTSUPP: return WSAEOPNOTSUPP;
|
|
case EPFNOSUPPORT: return WSAEPFNOSUPPORT;
|
|
case EAFNOSUPPORT: return WSAEAFNOSUPPORT;
|
|
case EADDRINUSE: return WSAEADDRINUSE;
|
|
case EADDRNOTAVAIL: return WSAEADDRNOTAVAIL;
|
|
case ENETDOWN: return WSAENETDOWN;
|
|
case ENETUNREACH: return WSAENETUNREACH;
|
|
case ENETRESET: return WSAENETRESET;
|
|
case ECONNABORTED: return WSAECONNABORTED;
|
|
case EPIPE:
|
|
case ECONNRESET: return WSAECONNRESET;
|
|
case ENOBUFS: return WSAENOBUFS;
|
|
case EISCONN: return WSAEISCONN;
|
|
case ENOTCONN: return WSAENOTCONN;
|
|
case ESHUTDOWN: return WSAESHUTDOWN;
|
|
case ETOOMANYREFS: return WSAETOOMANYREFS;
|
|
case ETIMEDOUT: return WSAETIMEDOUT;
|
|
case ECONNREFUSED: return WSAECONNREFUSED;
|
|
case ELOOP: return WSAELOOP;
|
|
case ENAMETOOLONG: return WSAENAMETOOLONG;
|
|
case EHOSTDOWN: return WSAEHOSTDOWN;
|
|
case EHOSTUNREACH: return WSAEHOSTUNREACH;
|
|
case ENOTEMPTY: return WSAENOTEMPTY;
|
|
#ifdef EPROCLIM
|
|
case EPROCLIM: return WSAEPROCLIM;
|
|
#endif
|
|
#ifdef EUSERS
|
|
case EUSERS: return WSAEUSERS;
|
|
#endif
|
|
#ifdef EDQUOT
|
|
case EDQUOT: return WSAEDQUOT;
|
|
#endif
|
|
#ifdef ESTALE
|
|
case ESTALE: return WSAESTALE;
|
|
#endif
|
|
#ifdef EREMOTE
|
|
case EREMOTE: return WSAEREMOTE;
|
|
#endif
|
|
default: errno=err; perror("sock_set_error"); return WSAEFAULT;
|
|
}
|
|
#endif
|
|
return err;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_create
|
|
* Basically calls 'socket()'
|
|
*/
|
|
DWORD NETCON_create(WININET_NETCONNECTION *connection, int domain,
|
|
int type, int protocol)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (connection->useSSL)
|
|
return ERROR_NOT_SUPPORTED;
|
|
#endif
|
|
|
|
connection->socketFD = socket(domain, type, protocol);
|
|
if (connection->socketFD == -1)
|
|
return sock_get_error(errno);
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_close
|
|
* Basically calls 'close()' unless we should use SSL
|
|
*/
|
|
DWORD NETCON_close(WININET_NETCONNECTION *connection)
|
|
{
|
|
int result;
|
|
|
|
if (!NETCON_connected(connection)) return ERROR_SUCCESS;
|
|
|
|
#ifdef SONAME_LIBSSL
|
|
if (connection->useSSL)
|
|
{
|
|
pSSL_shutdown(connection->ssl_s);
|
|
pSSL_free(connection->ssl_s);
|
|
connection->ssl_s = NULL;
|
|
|
|
connection->useSSL = FALSE;
|
|
}
|
|
#endif
|
|
|
|
result = closesocket(connection->socketFD);
|
|
connection->socketFD = -1;
|
|
|
|
if (result == -1)
|
|
return sock_get_error(errno);
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_secure_connect
|
|
* Initiates a secure connection over an existing plaintext connection.
|
|
*/
|
|
DWORD NETCON_secure_connect(WININET_NETCONNECTION *connection, LPWSTR hostname)
|
|
{
|
|
DWORD res = ERROR_NOT_SUPPORTED;
|
|
#ifdef SONAME_LIBSSL
|
|
long verify_res;
|
|
X509 *cert;
|
|
|
|
/* can't connect if we are already connected */
|
|
if (connection->useSSL)
|
|
{
|
|
ERR("already connected\n");
|
|
return ERROR_INTERNET_CANNOT_CONNECT;
|
|
}
|
|
|
|
connection->ssl_s = pSSL_new(ctx);
|
|
if (!connection->ssl_s)
|
|
{
|
|
ERR("SSL_new failed: %s\n",
|
|
pERR_error_string(pERR_get_error(), 0));
|
|
res = ERROR_OUTOFMEMORY;
|
|
goto fail;
|
|
}
|
|
|
|
if (!pSSL_set_fd(connection->ssl_s, connection->socketFD))
|
|
{
|
|
ERR("SSL_set_fd failed: %s\n",
|
|
pERR_error_string(pERR_get_error(), 0));
|
|
res = ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
|
|
goto fail;
|
|
}
|
|
|
|
if (pSSL_connect(connection->ssl_s) <= 0)
|
|
{
|
|
res = (DWORD_PTR)pSSL_get_ex_data(connection->ssl_s, error_idx);
|
|
if (!res)
|
|
res = ERROR_INTERNET_SECURITY_CHANNEL_ERROR;
|
|
ERR("SSL_connect failed: %d\n", res);
|
|
goto fail;
|
|
}
|
|
pSSL_set_ex_data(connection->ssl_s, hostname_idx, hostname);
|
|
cert = pSSL_get_peer_certificate(connection->ssl_s);
|
|
if (!cert)
|
|
{
|
|
ERR("no certificate for server %s\n", debugstr_w(hostname));
|
|
/* FIXME: is this the best error? */
|
|
res = ERROR_INTERNET_INVALID_CA;
|
|
goto fail;
|
|
}
|
|
verify_res = pSSL_get_verify_result(connection->ssl_s);
|
|
if (verify_res != X509_V_OK)
|
|
{
|
|
ERR("couldn't verify the security of the connection, %ld\n", verify_res);
|
|
/* FIXME: we should set an error and return, but we only warn at
|
|
* the moment */
|
|
}
|
|
|
|
connection->useSSL = TRUE;
|
|
return ERROR_SUCCESS;
|
|
|
|
fail:
|
|
if (connection->ssl_s)
|
|
{
|
|
pSSL_shutdown(connection->ssl_s);
|
|
pSSL_free(connection->ssl_s);
|
|
connection->ssl_s = NULL;
|
|
}
|
|
#endif
|
|
return res;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_connect
|
|
* Connects to the specified address.
|
|
*/
|
|
DWORD NETCON_connect(WININET_NETCONNECTION *connection, const struct sockaddr *serv_addr,
|
|
unsigned int addrlen)
|
|
{
|
|
int result;
|
|
|
|
result = connect(connection->socketFD, serv_addr, addrlen);
|
|
if (result == -1)
|
|
{
|
|
WARN("Unable to connect to host (%s)\n", strerror(errno));
|
|
|
|
closesocket(connection->socketFD);
|
|
connection->socketFD = -1;
|
|
return sock_get_error(errno);
|
|
}
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_send
|
|
* Basically calls 'send()' unless we should use SSL
|
|
* number of chars send is put in *sent
|
|
*/
|
|
DWORD NETCON_send(WININET_NETCONNECTION *connection, const void *msg, size_t len, int flags,
|
|
int *sent /* out */)
|
|
{
|
|
if (!NETCON_connected(connection)) return ERROR_INTERNET_CONNECTION_ABORTED;
|
|
if (!connection->useSSL)
|
|
{
|
|
*sent = send(connection->socketFD, msg, len, flags);
|
|
if (*sent == -1)
|
|
return sock_get_error(errno);
|
|
return ERROR_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
if (flags)
|
|
FIXME("SSL_write doesn't support any flags (%08x)\n", flags);
|
|
*sent = pSSL_write(connection->ssl_s, msg, len);
|
|
if (*sent < 1 && len)
|
|
return ERROR_INTERNET_CONNECTION_ABORTED;
|
|
return ERROR_SUCCESS;
|
|
#else
|
|
return ERROR_NOT_SUPPORTED;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_recv
|
|
* Basically calls 'recv()' unless we should use SSL
|
|
* number of chars received is put in *recvd
|
|
*/
|
|
DWORD NETCON_recv(WININET_NETCONNECTION *connection, void *buf, size_t len, int flags,
|
|
int *recvd /* out */)
|
|
{
|
|
*recvd = 0;
|
|
if (!NETCON_connected(connection)) return ERROR_INTERNET_CONNECTION_ABORTED;
|
|
if (!len)
|
|
return ERROR_SUCCESS;
|
|
if (!connection->useSSL)
|
|
{
|
|
*recvd = recv(connection->socketFD, buf, len, flags);
|
|
return *recvd == -1 ? sock_get_error(errno) : ERROR_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
*recvd = pSSL_read(connection->ssl_s, buf, len);
|
|
return *recvd > 0 ? ERROR_SUCCESS : ERROR_INTERNET_CONNECTION_ABORTED;
|
|
#else
|
|
return ERROR_NOT_SUPPORTED;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/******************************************************************************
|
|
* NETCON_query_data_available
|
|
* Returns the number of bytes of peeked data plus the number of bytes of
|
|
* queued, but unread data.
|
|
*/
|
|
BOOL NETCON_query_data_available(WININET_NETCONNECTION *connection, DWORD *available)
|
|
{
|
|
*available = 0;
|
|
if (!NETCON_connected(connection))
|
|
return FALSE;
|
|
|
|
if (!connection->useSSL)
|
|
{
|
|
#ifdef FIONREAD
|
|
int unread;
|
|
int retval = ioctlsocket(connection->socketFD, FIONREAD, &unread);
|
|
if (!retval)
|
|
{
|
|
TRACE("%d bytes of queued, but unread data\n", unread);
|
|
*available += unread;
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
*available = pSSL_pending(connection->ssl_s);
|
|
#endif
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
LPCVOID NETCON_GetCert(WININET_NETCONNECTION *connection)
|
|
{
|
|
#ifdef SONAME_LIBSSL
|
|
X509* cert;
|
|
LPCVOID r = NULL;
|
|
|
|
if (!connection->useSSL)
|
|
return NULL;
|
|
|
|
cert = pSSL_get_peer_certificate(connection->ssl_s);
|
|
r = X509_to_cert_context(cert);
|
|
return r;
|
|
#else
|
|
return NULL;
|
|
#endif
|
|
}
|
|
|
|
DWORD NETCON_set_timeout(WININET_NETCONNECTION *connection, BOOL send, int value)
|
|
{
|
|
int result;
|
|
struct timeval tv;
|
|
|
|
/* FIXME: we should probably store the timeout in the connection to set
|
|
* when we do connect */
|
|
if (!NETCON_connected(connection))
|
|
return ERROR_SUCCESS;
|
|
|
|
/* value is in milliseconds, convert to struct timeval */
|
|
tv.tv_sec = value / 1000;
|
|
tv.tv_usec = (value % 1000) * 1000;
|
|
|
|
result = setsockopt(connection->socketFD, SOL_SOCKET,
|
|
send ? SO_SNDTIMEO : SO_RCVTIMEO, (void*)&tv,
|
|
sizeof(tv));
|
|
|
|
if (result == -1)
|
|
{
|
|
WARN("setsockopt failed (%s)\n", strerror(errno));
|
|
return sock_get_error(errno);
|
|
}
|
|
|
|
return ERROR_SUCCESS;
|
|
}
|