3
* Copyright 2004--2005, Google Inc.
5
* Redistribution and use in source and binary forms, with or without
6
* modification, are permitted provided that the following conditions are met:
8
* 1. Redistributions of source code must retain the above copyright notice,
9
* this list of conditions and the following disclaimer.
10
* 2. Redistributions in binary form must reproduce the above copyright notice,
11
* this list of conditions and the following disclaimer in the documentation
12
* and/or other materials provided with the distribution.
13
* 3. The name of the author may not be used to endorse or promote products
14
* derived from this software without specific prior written permission.
16
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
#if defined(_MSC_VER) && _MSC_VER < 1300
29
#pragma warning(disable:4786)
36
#define WIN32_LEAN_AND_MEAN
40
#define SECURITY_WIN32
44
#include "talk/base/bytebuffer.h"
45
#include "talk/base/common.h"
46
#include "talk/base/httpcommon.h"
47
#include "talk/base/logging.h"
48
#include "talk/base/socketadapters.h"
49
#include "talk/base/stringencode.h"
50
#include "talk/base/stringutils.h"
53
#include "talk/base/sec_buffer.h"
58
BufferedReadAdapter::BufferedReadAdapter(AsyncSocket* socket, size_t size)
59
: AsyncSocketAdapter(socket), buffer_size_(size),
60
data_len_(0), buffering_(false) {
61
buffer_ = new char[buffer_size_];
64
BufferedReadAdapter::~BufferedReadAdapter() {
68
int BufferedReadAdapter::Send(const void *pv, size_t cb) {
70
// TODO: Spoof error better; Signal Writeable
71
socket_->SetError(EWOULDBLOCK);
74
return AsyncSocketAdapter::Send(pv, cb);
77
int BufferedReadAdapter::Recv(void *pv, size_t cb) {
79
socket_->SetError(EWOULDBLOCK);
86
read = _min(cb, data_len_);
87
memcpy(pv, buffer_, read);
90
memmove(buffer_, buffer_ + read, data_len_);
92
pv = static_cast<char *>(pv) + read;
96
// FIX: If cb == 0, we won't generate another read event
98
int res = AsyncSocketAdapter::Recv(pv, cb);
102
return res + static_cast<int>(read);
105
void BufferedReadAdapter::BufferInput(bool on) {
109
void BufferedReadAdapter::OnReadEvent(AsyncSocket * socket) {
110
ASSERT(socket == socket_);
113
AsyncSocketAdapter::OnReadEvent(socket);
117
if (data_len_ >= buffer_size_) {
118
LOG(INFO) << "Input buffer overflow";
123
int len = socket_->Recv(buffer_ + data_len_, buffer_size_ - data_len_);
125
// TODO: Do something better like forwarding the error to the user.
126
LOG_ERR(INFO) << "Recv";
132
ProcessInput(buffer_, &data_len_);
135
///////////////////////////////////////////////////////////////////////////////
137
// This is a SSL v2 CLIENT_HELLO message.
138
// TODO: Should this have a session id? The response doesn't have a
139
// certificate, so the hello should have a session id.
140
static const uint8 kSslClientHello[] = {
141
0x80, 0x46, // msg len
142
0x01, // CLIENT_HELLO
143
0x03, 0x01, // SSL 3.1
144
0x00, 0x2d, // ciphersuite len
145
0x00, 0x00, // session id len
146
0x00, 0x10, // challenge len
147
0x01, 0x00, 0x80, 0x03, 0x00, 0x80, 0x07, 0x00, 0xc0, // ciphersuites
148
0x06, 0x00, 0x40, 0x02, 0x00, 0x80, 0x04, 0x00, 0x80, //
149
0x00, 0x00, 0x04, 0x00, 0xfe, 0xff, 0x00, 0x00, 0x0a, //
150
0x00, 0xfe, 0xfe, 0x00, 0x00, 0x09, 0x00, 0x00, 0x64, //
151
0x00, 0x00, 0x62, 0x00, 0x00, 0x03, 0x00, 0x00, 0x06, //
152
0x1f, 0x17, 0x0c, 0xa6, 0x2f, 0x00, 0x78, 0xfc, // challenge
153
0x46, 0x55, 0x2e, 0xb1, 0x83, 0x39, 0xf1, 0xea //
156
// This is a TLSv1 SERVER_HELLO message.
157
static const uint8 kSslServerHello[] = {
158
0x16, // handshake message
159
0x03, 0x01, // SSL 3.1
160
0x00, 0x4a, // message len
161
0x02, // SERVER_HELLO
162
0x00, 0x00, 0x46, // handshake len
163
0x03, 0x01, // SSL 3.1
164
0x42, 0x85, 0x45, 0xa7, 0x27, 0xa9, 0x5d, 0xa0, // server random
165
0xb3, 0xc5, 0xe7, 0x53, 0xda, 0x48, 0x2b, 0x3f, //
166
0xc6, 0x5a, 0xca, 0x89, 0xc1, 0x58, 0x52, 0xa1, //
167
0x78, 0x3c, 0x5b, 0x17, 0x46, 0x00, 0x85, 0x3f, //
168
0x20, // session id len
169
0x0e, 0xd3, 0x06, 0x72, 0x5b, 0x5b, 0x1b, 0x5f, // session id
170
0x15, 0xac, 0x13, 0xf9, 0x88, 0x53, 0x9d, 0x9b, //
171
0xe8, 0x3d, 0x7b, 0x0c, 0x30, 0x32, 0x6e, 0x38, //
172
0x4d, 0xa2, 0x75, 0x57, 0x41, 0x6c, 0x34, 0x5c, //
173
0x00, 0x04, // RSA/RC4-128/MD5
174
0x00 // null compression
177
AsyncSSLSocket::AsyncSSLSocket(AsyncSocket* socket)
178
: BufferedReadAdapter(socket, 1024) {
181
int AsyncSSLSocket::Connect(const SocketAddress& addr) {
182
// Begin buffering before we connect, so that there isn't a race condition
183
// between potential senders and receiving the OnConnectEvent signal
185
return BufferedReadAdapter::Connect(addr);
188
void AsyncSSLSocket::OnConnectEvent(AsyncSocket * socket) {
189
ASSERT(socket == socket_);
190
// TODO: we could buffer output too...
191
VERIFY(sizeof(kSslClientHello) ==
192
DirectSend(kSslClientHello, sizeof(kSslClientHello)));
195
void AsyncSSLSocket::ProcessInput(char* data, size_t* len) {
196
if (*len < sizeof(kSslServerHello))
199
if (memcmp(kSslServerHello, data, sizeof(kSslServerHello)) != 0) {
201
SignalCloseEvent(this, 0); // TODO: error code?
205
*len -= sizeof(kSslServerHello);
207
memmove(data, data + sizeof(kSslServerHello), *len);
210
bool remainder = (*len > 0);
212
SignalConnectEvent(this);
214
// FIX: if SignalConnect causes the socket to be destroyed, we are in trouble
216
SignalReadEvent(this);
219
AsyncSSLServerSocket::AsyncSSLServerSocket(AsyncSocket* socket)
220
: BufferedReadAdapter(socket, 1024) {
224
void AsyncSSLServerSocket::ProcessInput(char* data, size_t* len) {
225
// We only accept client hello messages.
226
if (*len < sizeof(kSslClientHello)) {
230
if (memcmp(kSslClientHello, data, sizeof(kSslClientHello)) != 0) {
232
SignalCloseEvent(this, 0);
236
*len -= sizeof(kSslClientHello);
238
// Clients should not send more data until the handshake is completed.
241
// Send a server hello back to the client.
242
DirectSend(kSslServerHello, sizeof(kSslServerHello));
244
// Handshake completed for us, redirect input to our parent.
248
///////////////////////////////////////////////////////////////////////////////
250
AsyncHttpsProxySocket::AsyncHttpsProxySocket(AsyncSocket* socket,
251
const std::string& user_agent,
252
const SocketAddress& proxy,
253
const std::string& username,
254
const CryptString& password)
255
: BufferedReadAdapter(socket, 1024), proxy_(proxy), agent_(user_agent),
256
user_(username), pass_(password), force_connect_(false), state_(PS_ERROR),
260
AsyncHttpsProxySocket::~AsyncHttpsProxySocket() {
264
int AsyncHttpsProxySocket::Connect(const SocketAddress& addr) {
266
LOG(LS_VERBOSE) << "AsyncHttpsProxySocket::Connect("
267
<< proxy_.ToString() << ")";
270
if (ShouldIssueConnect()) {
273
ret = BufferedReadAdapter::Connect(proxy_);
274
// TODO: Set state_ appropriately if Connect fails.
278
SocketAddress AsyncHttpsProxySocket::GetRemoteAddress() const {
282
int AsyncHttpsProxySocket::Close() {
288
return BufferedReadAdapter::Close();
291
Socket::ConnState AsyncHttpsProxySocket::GetState() const {
292
if (state_ < PS_TUNNEL) {
293
return CS_CONNECTING;
294
} else if (state_ == PS_TUNNEL) {
301
void AsyncHttpsProxySocket::OnConnectEvent(AsyncSocket * socket) {
302
LOG(LS_VERBOSE) << "AsyncHttpsProxySocket::OnConnectEvent";
303
if (!ShouldIssueConnect()) {
305
BufferedReadAdapter::OnConnectEvent(socket);
311
void AsyncHttpsProxySocket::OnCloseEvent(AsyncSocket * socket, int err) {
312
LOG(LS_VERBOSE) << "AsyncHttpsProxySocket::OnCloseEvent(" << err << ")";
313
if ((state_ == PS_WAIT_CLOSE) && (err == 0)) {
317
BufferedReadAdapter::OnCloseEvent(socket, err);
321
void AsyncHttpsProxySocket::ProcessInput(char* data, size_t* len) {
323
for (size_t pos = start; state_ < PS_TUNNEL && pos < *len;) {
324
if (state_ == PS_SKIP_BODY) {
325
size_t consume = _min(*len - pos, content_length_);
328
content_length_ -= consume;
329
if (content_length_ == 0) {
335
if (data[pos++] != '\n')
338
size_t len = pos - start - 1;
339
if ((len > 0) && (data[start + len - 1] == '\r'))
342
data[start + len] = 0;
343
ProcessLine(data + start, len);
349
memmove(data, data + start, *len);
352
if (state_ != PS_TUNNEL)
355
bool remainder = (*len > 0);
357
SignalConnectEvent(this);
359
// FIX: if SignalConnect causes the socket to be destroyed, we are in trouble
361
SignalReadEvent(this); // TODO: signal this??
364
bool AsyncHttpsProxySocket::ShouldIssueConnect() const {
365
// TODO: Think about whether a more sophisticated test
366
// than dest port == 80 is needed.
367
return force_connect_ || (dest_.port() != 80);
370
void AsyncHttpsProxySocket::SendRequest() {
371
std::stringstream ss;
372
ss << "CONNECT " << dest_.ToString() << " HTTP/1.0\r\n";
373
ss << "User-Agent: " << agent_ << "\r\n";
374
ss << "Host: " << dest_.IPAsString() << "\r\n";
375
ss << "Content-Length: 0\r\n";
376
ss << "Proxy-Connection: Keep-Alive\r\n";
379
std::string str = ss.str();
380
DirectSend(str.c_str(), str.size());
382
expect_close_ = true;
386
LOG(LS_VERBOSE) << "AsyncHttpsProxySocket >> " << str;
389
void AsyncHttpsProxySocket::ProcessLine(char * data, size_t len) {
390
LOG(LS_VERBOSE) << "AsyncHttpsProxySocket << " << data;
393
if (state_ == PS_TUNNEL_HEADERS) {
395
} else if (state_ == PS_ERROR_HEADERS) {
398
} else if (state_ == PS_SKIP_HEADERS) {
399
if (content_length_) {
400
state_ = PS_SKIP_BODY;
406
static bool report = false;
407
if (!unknown_mechanisms_.empty() && !report) {
410
"Unable to connect to the Google Talk service due to an incompatibility "
411
"with your proxy.\r\nPlease help us resolve this issue by submitting the "
412
"following information to us using our technical issue submission form "
414
"http://www.google.com/support/talk/bin/request.py\r\n\r\n"
415
"We apologize for the inconvenience.\r\n\r\n"
416
"Information to submit to Google: "
418
//std::string msg("Please report the following information to foo@bar.com:\r\nUnknown methods: ");
419
msg.append(unknown_mechanisms_);
421
MessageBoxA(0, msg.c_str(), "Oops!", MB_OK);
424
// TODO: Raise a signal so the UI can be separated.
425
LOG(LS_ERROR) << "Oops!\n\n" << msg;
428
// Unexpected end of headers
432
} else if (state_ == PS_LEADER) {
434
if (sscanf(data, "HTTP/%*u.%*u %u", &code) != 1) {
441
state_ = PS_TUNNEL_HEADERS;
443
#if defined(HTTP_STATUS_PROXY_AUTH_REQ) && (HTTP_STATUS_PROXY_AUTH_REQ != 407)
444
#error Wrong code for HTTP_STATUS_PROXY_AUTH_REQ
446
case 407: // HTTP_STATUS_PROXY_AUTH_REQ
447
state_ = PS_AUTHENTICATE;
451
state_ = PS_ERROR_HEADERS;
454
} else if ((state_ == PS_AUTHENTICATE)
455
&& (_strnicmp(data, "Proxy-Authenticate:", 19) == 0)) {
456
std::string response, auth_method;
457
switch (HttpAuthenticate(data + 19, len - 19,
458
proxy_, "CONNECT", "/",
459
user_, pass_, context_, response, auth_method)) {
461
LOG(LS_VERBOSE) << "Ignoring Proxy-Authenticate: " << auth_method;
462
if (!unknown_mechanisms_.empty())
463
unknown_mechanisms_.append(", ");
464
unknown_mechanisms_.append(auth_method);
467
headers_ = "Proxy-Authorization: ";
468
headers_.append(response);
469
headers_.append("\r\n");
470
state_ = PS_SKIP_HEADERS;
471
unknown_mechanisms_.clear();
473
case HAR_CREDENTIALS:
474
defer_error_ = SOCKET_EACCES;
475
state_ = PS_ERROR_HEADERS;
476
unknown_mechanisms_.clear();
480
state_ = PS_ERROR_HEADERS;
481
unknown_mechanisms_.clear();
484
} else if (_strnicmp(data, "Content-Length:", 15) == 0) {
485
content_length_ = strtoul(data + 15, 0, 0);
486
} else if (_strnicmp(data, "Proxy-Connection: Keep-Alive", 28) == 0) {
487
expect_close_ = false;
489
} else if (_strnicmp(data, "Connection: close", 17) == 0) {
490
expect_close_ = true;
495
void AsyncHttpsProxySocket::EndResponse() {
496
if (!expect_close_) {
501
// No point in waiting for the server to close... let's close now
502
// TODO: Refactor out PS_WAIT_CLOSE
503
state_ = PS_WAIT_CLOSE;
504
BufferedReadAdapter::Close();
505
OnCloseEvent(this, 0);
508
void AsyncHttpsProxySocket::Error(int error) {
512
SignalCloseEvent(this, error);
515
///////////////////////////////////////////////////////////////////////////////
517
AsyncSocksProxySocket::AsyncSocksProxySocket(AsyncSocket* socket,
518
const SocketAddress& proxy,
519
const std::string& username,
520
const CryptString& password)
521
: BufferedReadAdapter(socket, 1024), state_(SS_ERROR), proxy_(proxy),
522
user_(username), pass_(password) {
525
int AsyncSocksProxySocket::Connect(const SocketAddress& addr) {
530
ret = BufferedReadAdapter::Connect(proxy_);
531
// TODO: Set state_ appropriately if Connect fails.
535
SocketAddress AsyncSocksProxySocket::GetRemoteAddress() const {
539
int AsyncSocksProxySocket::Close() {
542
return BufferedReadAdapter::Close();
545
Socket::ConnState AsyncSocksProxySocket::GetState() const {
546
if (state_ < SS_TUNNEL) {
547
return CS_CONNECTING;
548
} else if (state_ == SS_TUNNEL) {
555
void AsyncSocksProxySocket::OnConnectEvent(AsyncSocket* socket) {
559
void AsyncSocksProxySocket::ProcessInput(char* data, size_t* len) {
560
ASSERT(state_ < SS_TUNNEL);
562
ByteBuffer response(data, *len);
564
if (state_ == SS_HELLO) {
566
if (!response.ReadUInt8(&ver) ||
567
!response.ReadUInt8(&method))
577
} else if (method == 2) {
583
} else if (state_ == SS_AUTH) {
585
if (!response.ReadUInt8(&ver) ||
586
!response.ReadUInt8(&status))
589
if ((ver != 1) || (status != 0)) {
590
Error(SOCKET_EACCES);
595
} else if (state_ == SS_CONNECT) {
596
uint8 ver, rep, rsv, atyp;
597
if (!response.ReadUInt8(&ver) ||
598
!response.ReadUInt8(&rep) ||
599
!response.ReadUInt8(&rsv) ||
600
!response.ReadUInt8(&atyp))
603
if ((ver != 5) || (rep != 0)) {
611
if (!response.ReadUInt32(&addr) ||
612
!response.ReadUInt16(&port))
614
LOG(LS_VERBOSE) << "Bound on " << addr << ":" << port;
615
} else if (atyp == 3) {
618
if (!response.ReadUInt8(&len) ||
619
!response.ReadString(&addr, len) ||
620
!response.ReadUInt16(&port))
622
LOG(LS_VERBOSE) << "Bound on " << addr << ":" << port;
623
} else if (atyp == 4) {
625
if (!response.ReadString(&addr, 16) ||
626
!response.ReadUInt16(&port))
628
LOG(LS_VERBOSE) << "Bound on <IPV6>:" << port;
637
// Consume parsed data
638
*len = response.Length();
639
memcpy(data, response.Data(), *len);
641
if (state_ != SS_TUNNEL)
644
bool remainder = (*len > 0);
646
SignalConnectEvent(this);
648
// FIX: if SignalConnect causes the socket to be destroyed, we are in trouble
650
SignalReadEvent(this); // TODO: signal this??
653
void AsyncSocksProxySocket::SendHello() {
655
request.WriteUInt8(5); // Socks Version
657
request.WriteUInt8(1); // Authentication Mechanisms
658
request.WriteUInt8(0); // No authentication
660
request.WriteUInt8(2); // Authentication Mechanisms
661
request.WriteUInt8(0); // No authentication
662
request.WriteUInt8(2); // Username/Password
664
DirectSend(request.Data(), request.Length());
668
void AsyncSocksProxySocket::SendAuth() {
670
request.WriteUInt8(1); // Negotiation Version
671
request.WriteUInt8(static_cast<uint8>(user_.size()));
672
request.WriteString(user_); // Username
673
request.WriteUInt8(static_cast<uint8>(pass_.GetLength()));
674
size_t len = pass_.GetLength() + 1;
675
char * sensitive = new char[len];
676
pass_.CopyTo(sensitive, true);
677
request.WriteString(sensitive); // Password
678
memset(sensitive, 0, len);
680
DirectSend(request.Data(), request.Length());
684
void AsyncSocksProxySocket::SendConnect() {
686
request.WriteUInt8(5); // Socks Version
687
request.WriteUInt8(1); // CONNECT
688
request.WriteUInt8(0); // Reserved
689
if (dest_.IsUnresolved()) {
690
std::string hostname = dest_.IPAsString();
691
request.WriteUInt8(3); // DOMAINNAME
692
request.WriteUInt8(static_cast<uint8>(hostname.size()));
693
request.WriteString(hostname); // Destination Hostname
695
request.WriteUInt8(1); // IPV4
696
request.WriteUInt32(dest_.ip()); // Destination IP
698
request.WriteUInt16(dest_.port()); // Destination Port
699
DirectSend(request.Data(), request.Length());
703
void AsyncSocksProxySocket::Error(int error) {
707
SetError(SOCKET_EACCES);
708
SignalCloseEvent(this, error);
711
AsyncSocksProxyServerSocket::AsyncSocksProxyServerSocket(AsyncSocket* socket)
712
: AsyncProxyServerSocket(socket, kBufferSize), state_(SS_HELLO) {
716
void AsyncSocksProxyServerSocket::ProcessInput(char* data, size_t* len) {
717
// TODO: See if the whole message has arrived
718
ASSERT(state_ < SS_CONNECT_PENDING);
720
ByteBuffer response(data, *len);
721
if (state_ == SS_HELLO) {
722
HandleHello(&response);
723
} else if (state_ == SS_AUTH) {
724
HandleAuth(&response);
725
} else if (state_ == SS_CONNECT) {
726
HandleConnect(&response);
729
// Consume parsed data
730
*len = response.Length();
731
memcpy(data, response.Data(), *len);
734
void AsyncSocksProxyServerSocket::DirectSend(const ByteBuffer& buf) {
735
BufferedReadAdapter::DirectSend(buf.Data(), buf.Length());
738
void AsyncSocksProxyServerSocket::HandleHello(ByteBuffer* request) {
739
uint8 ver, num_methods;
740
if (!request->ReadUInt8(&ver) ||
741
!request->ReadUInt8(&num_methods)) {
751
// Handle either no-auth (0) or user/pass auth (2)
753
if (num_methods > 0 && !request->ReadUInt8(&method)) {
758
// TODO: Ask the server which method to use.
759
SendHelloReply(method);
762
} else if (method == 2) {
769
void AsyncSocksProxyServerSocket::SendHelloReply(int method) {
771
response.WriteUInt8(5); // Socks Version
772
response.WriteUInt8(method); // Auth method
773
DirectSend(response);
776
void AsyncSocksProxyServerSocket::HandleAuth(ByteBuffer* request) {
777
uint8 ver, user_len, pass_len;
778
std::string user, pass;
779
if (!request->ReadUInt8(&ver) ||
780
!request->ReadUInt8(&user_len) ||
781
!request->ReadString(&user, user_len) ||
782
!request->ReadUInt8(&pass_len) ||
783
!request->ReadString(&pass, pass_len)) {
788
// TODO: Allow for checking of credentials.
793
void AsyncSocksProxyServerSocket::SendAuthReply(int result) {
795
response.WriteUInt8(1); // Negotiation Version
796
response.WriteUInt8(result);
797
DirectSend(response);
800
void AsyncSocksProxyServerSocket::HandleConnect(ByteBuffer* request) {
801
uint8 ver, command, reserved, addr_type;
804
if (!request->ReadUInt8(&ver) ||
805
!request->ReadUInt8(&command) ||
806
!request->ReadUInt8(&reserved) ||
807
!request->ReadUInt8(&addr_type) ||
808
!request->ReadUInt32(&ip) ||
809
!request->ReadUInt16(&port)) {
814
if (ver != 5 || command != 1 ||
815
reserved != 0 || addr_type != 1) {
820
SignalConnectRequest(this, SocketAddress(ip, port));
821
state_ = SS_CONNECT_PENDING;
824
void AsyncSocksProxyServerSocket::SendConnectResult(int result,
825
const SocketAddress& addr) {
826
if (state_ != SS_CONNECT_PENDING)
830
response.WriteUInt8(5); // Socks version
831
response.WriteUInt8((result != 0)); // 0x01 is generic error
832
response.WriteUInt8(0); // reserved
833
response.WriteUInt8(1); // IPv4 address
834
response.WriteUInt32(addr.ip());
835
response.WriteUInt16(addr.port());
836
DirectSend(response);
841
void AsyncSocksProxyServerSocket::Error(int error) {
845
SetError(SOCKET_EACCES);
846
SignalCloseEvent(this, error);
849
///////////////////////////////////////////////////////////////////////////////
851
LoggingSocketAdapter::LoggingSocketAdapter(AsyncSocket* socket,
852
LoggingSeverity level,
853
const char * label, bool hex_mode)
854
: AsyncSocketAdapter(socket), level_(level), hex_mode_(hex_mode) {
856
label_.append(label);
860
int LoggingSocketAdapter::Send(const void *pv, size_t cb) {
861
int res = AsyncSocketAdapter::Send(pv, cb);
863
LogMultiline(level_, label_.c_str(), false, pv, res, hex_mode_, &lms_);
867
int LoggingSocketAdapter::SendTo(const void *pv, size_t cb,
868
const SocketAddress& addr) {
869
int res = AsyncSocketAdapter::SendTo(pv, cb, addr);
871
LogMultiline(level_, label_.c_str(), false, pv, res, hex_mode_, &lms_);
875
int LoggingSocketAdapter::Recv(void *pv, size_t cb) {
876
int res = AsyncSocketAdapter::Recv(pv, cb);
878
LogMultiline(level_, label_.c_str(), true, pv, res, hex_mode_, &lms_);
882
int LoggingSocketAdapter::RecvFrom(void *pv, size_t cb, SocketAddress *paddr) {
883
int res = AsyncSocketAdapter::RecvFrom(pv, cb, paddr);
885
LogMultiline(level_, label_.c_str(), true, pv, res, hex_mode_, &lms_);
889
int LoggingSocketAdapter::Close() {
890
LogMultiline(level_, label_.c_str(), false, NULL, 0, hex_mode_, &lms_);
891
LogMultiline(level_, label_.c_str(), true, NULL, 0, hex_mode_, &lms_);
892
LOG_V(level_) << label_ << " Closed locally";
893
return socket_->Close();
896
void LoggingSocketAdapter::OnConnectEvent(AsyncSocket * socket) {
897
LOG_V(level_) << label_ << " Connected";
898
AsyncSocketAdapter::OnConnectEvent(socket);
901
void LoggingSocketAdapter::OnCloseEvent(AsyncSocket * socket, int err) {
902
LogMultiline(level_, label_.c_str(), false, NULL, 0, hex_mode_, &lms_);
903
LogMultiline(level_, label_.c_str(), true, NULL, 0, hex_mode_, &lms_);
904
LOG_V(level_) << label_ << " Closed with error: " << err;
905
AsyncSocketAdapter::OnCloseEvent(socket, err);
908
///////////////////////////////////////////////////////////////////////////////
910
} // namespace talk_base