1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "net/socket/ssl_server_socket_nss.h"
11 #if defined(USE_SYSTEM_SSL)
14 #if defined(OS_MACOSX)
15 #include <Security/Security.h>
32 #include "base/lazy_instance.h"
33 #include "base/memory/ref_counted.h"
34 #include "crypto/rsa_private_key.h"
35 #include "crypto/nss_util_internal.h"
36 #include "net/base/io_buffer.h"
37 #include "net/base/net_errors.h"
38 #include "net/base/net_log.h"
39 #include "net/socket/nss_ssl_util.h"
40 #include "net/socket/ssl_error_params.h"
42 // SSL plaintext fragments are shorter than 16KB. Although the record layer
43 // overhead is allowed to be 2K + 5 bytes, in practice the overhead is much
44 // smaller than 1KB. So a 17KB buffer should be large enough to hold an
46 static const int kRecvBufferSize = 17 * 1024;
47 static const int kSendBufferSize = 17 * 1024;
49 #define GotoState(s) next_handshake_state_ = s
55 bool g_nss_server_sockets_init = false;
57 class NSSSSLServerInitSingleton {
59 NSSSSLServerInitSingleton() {
62 SSL_ConfigServerSessionIDCache(1024, 5, 5, NULL);
63 g_nss_server_sockets_init = true;
66 ~NSSSSLServerInitSingleton() {
67 SSL_ShutdownServerSessionIDCache();
68 g_nss_server_sockets_init = false;
72 static base::LazyInstance<NSSSSLServerInitSingleton>
73 g_nss_ssl_server_init_singleton = LAZY_INSTANCE_INITIALIZER;
77 void EnableSSLServerSockets() {
78 g_nss_ssl_server_init_singleton.Get();
81 scoped_ptr<SSLServerSocket> CreateSSLServerSocket(
82 scoped_ptr<StreamSocket> socket,
83 X509Certificate* cert,
84 crypto::RSAPrivateKey* key,
85 const SSLConfig& ssl_config) {
86 DCHECK(g_nss_server_sockets_init) << "EnableSSLServerSockets() has not been"
89 return scoped_ptr<SSLServerSocket>(
90 new SSLServerSocketNSS(socket.Pass(), cert, key, ssl_config));
93 SSLServerSocketNSS::SSLServerSocketNSS(
94 scoped_ptr<StreamSocket> transport_socket,
95 scoped_refptr<X509Certificate> cert,
96 crypto::RSAPrivateKey* key,
97 const SSLConfig& ssl_config)
98 : transport_send_busy_(false),
99 transport_recv_busy_(false),
100 user_read_buf_len_(0),
101 user_write_buf_len_(0),
104 transport_socket_(transport_socket.Pass()),
105 ssl_config_(ssl_config),
107 next_handshake_state_(STATE_NONE),
108 completed_handshake_(false) {
109 // TODO(hclam): Need a better way to clone a key.
110 std::vector<uint8> key_bytes;
111 CHECK(key->ExportPrivateKey(&key_bytes));
112 key_.reset(crypto::RSAPrivateKey::CreateFromPrivateKeyInfo(key_bytes));
116 SSLServerSocketNSS::~SSLServerSocketNSS() {
117 if (nss_fd_ != NULL) {
123 int SSLServerSocketNSS::Handshake(const CompletionCallback& callback) {
124 net_log_.BeginEvent(NetLog::TYPE_SSL_SERVER_HANDSHAKE);
128 LOG(ERROR) << "Failed to initialize NSS";
129 net_log_.EndEventWithNetErrorCode(NetLog::TYPE_SSL_SERVER_HANDSHAKE, rv);
133 rv = InitializeSSLOptions();
135 LOG(ERROR) << "Failed to initialize SSL options";
136 net_log_.EndEventWithNetErrorCode(NetLog::TYPE_SSL_SERVER_HANDSHAKE, rv);
140 // Set peer address. TODO(hclam): This should be in a separate method.
142 memset(&peername, 0, sizeof(peername));
143 peername.raw.family = AF_INET;
144 memio_SetPeerName(nss_fd_, &peername);
146 GotoState(STATE_HANDSHAKE);
147 rv = DoHandshakeLoop(OK);
148 if (rv == ERR_IO_PENDING) {
149 user_handshake_callback_ = callback;
151 net_log_.EndEventWithNetErrorCode(NetLog::TYPE_SSL_SERVER_HANDSHAKE, rv);
154 return rv > OK ? OK : rv;
157 int SSLServerSocketNSS::ExportKeyingMaterial(const base::StringPiece& label,
159 const base::StringPiece& context,
161 unsigned int outlen) {
163 return ERR_SOCKET_NOT_CONNECTED;
164 SECStatus result = SSL_ExportKeyingMaterial(
165 nss_fd_, label.data(), label.size(), has_context,
166 reinterpret_cast<const unsigned char*>(context.data()),
167 context.length(), out, outlen);
168 if (result != SECSuccess) {
169 LogFailedNSSFunction(net_log_, "SSL_ExportKeyingMaterial", "");
170 return MapNSSError(PORT_GetError());
175 int SSLServerSocketNSS::GetTLSUniqueChannelBinding(std::string* out) {
177 return ERR_SOCKET_NOT_CONNECTED;
178 unsigned char buf[64];
180 SECStatus result = SSL_GetChannelBinding(nss_fd_,
181 SSL_CHANNEL_BINDING_TLS_UNIQUE,
182 buf, &len, arraysize(buf));
183 if (result != SECSuccess) {
184 LogFailedNSSFunction(net_log_, "SSL_GetChannelBinding", "");
185 return MapNSSError(PORT_GetError());
187 out->assign(reinterpret_cast<char*>(buf), len);
191 int SSLServerSocketNSS::Connect(const CompletionCallback& callback) {
193 return ERR_NOT_IMPLEMENTED;
196 int SSLServerSocketNSS::Read(IOBuffer* buf, int buf_len,
197 const CompletionCallback& callback) {
198 DCHECK(user_read_callback_.is_null());
199 DCHECK(user_handshake_callback_.is_null());
200 DCHECK(!user_read_buf_.get());
202 DCHECK(!callback.is_null());
204 user_read_buf_ = buf;
205 user_read_buf_len_ = buf_len;
207 DCHECK(completed_handshake_);
209 int rv = DoReadLoop(OK);
211 if (rv == ERR_IO_PENDING) {
212 user_read_callback_ = callback;
214 user_read_buf_ = NULL;
215 user_read_buf_len_ = 0;
220 int SSLServerSocketNSS::Write(IOBuffer* buf, int buf_len,
221 const CompletionCallback& callback) {
222 DCHECK(user_write_callback_.is_null());
223 DCHECK(!user_write_buf_.get());
225 DCHECK(!callback.is_null());
227 user_write_buf_ = buf;
228 user_write_buf_len_ = buf_len;
230 int rv = DoWriteLoop(OK);
232 if (rv == ERR_IO_PENDING) {
233 user_write_callback_ = callback;
235 user_write_buf_ = NULL;
236 user_write_buf_len_ = 0;
241 int SSLServerSocketNSS::SetReceiveBufferSize(int32 size) {
242 return transport_socket_->SetReceiveBufferSize(size);
245 int SSLServerSocketNSS::SetSendBufferSize(int32 size) {
246 return transport_socket_->SetSendBufferSize(size);
249 bool SSLServerSocketNSS::IsConnected() const {
250 return completed_handshake_;
253 void SSLServerSocketNSS::Disconnect() {
254 transport_socket_->Disconnect();
257 bool SSLServerSocketNSS::IsConnectedAndIdle() const {
258 return completed_handshake_ && transport_socket_->IsConnectedAndIdle();
261 int SSLServerSocketNSS::GetPeerAddress(IPEndPoint* address) const {
263 return ERR_SOCKET_NOT_CONNECTED;
264 return transport_socket_->GetPeerAddress(address);
267 int SSLServerSocketNSS::GetLocalAddress(IPEndPoint* address) const {
269 return ERR_SOCKET_NOT_CONNECTED;
270 return transport_socket_->GetLocalAddress(address);
273 const BoundNetLog& SSLServerSocketNSS::NetLog() const {
277 void SSLServerSocketNSS::SetSubresourceSpeculation() {
278 transport_socket_->SetSubresourceSpeculation();
281 void SSLServerSocketNSS::SetOmniboxSpeculation() {
282 transport_socket_->SetOmniboxSpeculation();
285 bool SSLServerSocketNSS::WasEverUsed() const {
286 return transport_socket_->WasEverUsed();
289 bool SSLServerSocketNSS::UsingTCPFastOpen() const {
290 return transport_socket_->UsingTCPFastOpen();
293 bool SSLServerSocketNSS::WasNpnNegotiated() const {
297 NextProto SSLServerSocketNSS::GetNegotiatedProtocol() const {
298 // NPN is not supported by this class.
299 return kProtoUnknown;
302 bool SSLServerSocketNSS::GetSSLInfo(SSLInfo* ssl_info) {
307 int SSLServerSocketNSS::InitializeSSLOptions() {
308 // Transport connected, now hook it up to nss
309 nss_fd_ = memio_CreateIOLayer(kRecvBufferSize, kSendBufferSize);
310 if (nss_fd_ == NULL) {
311 return ERR_OUT_OF_MEMORY; // TODO(port): map NSPR error code.
314 // Grab pointer to buffers
315 nss_bufs_ = memio_GetSecret(nss_fd_);
317 /* Create SSL state machine */
318 /* Push SSL onto our fake I/O socket */
319 nss_fd_ = SSL_ImportFD(NULL, nss_fd_);
320 if (nss_fd_ == NULL) {
321 LogFailedNSSFunction(net_log_, "SSL_ImportFD", "");
322 return ERR_OUT_OF_MEMORY; // TODO(port): map NSPR/NSS error code.
324 // TODO(port): set more ssl options! Check errors!
328 rv = SSL_OptionSet(nss_fd_, SSL_SECURITY, PR_TRUE);
329 if (rv != SECSuccess) {
330 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_SECURITY");
331 return ERR_UNEXPECTED;
334 rv = SSL_OptionSet(nss_fd_, SSL_ENABLE_SSL2, PR_FALSE);
335 if (rv != SECSuccess) {
336 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_ENABLE_SSL2");
337 return ERR_UNEXPECTED;
340 SSLVersionRange version_range;
341 version_range.min = ssl_config_.version_min;
342 version_range.max = ssl_config_.version_max;
343 rv = SSL_VersionRangeSet(nss_fd_, &version_range);
344 if (rv != SECSuccess) {
345 LogFailedNSSFunction(net_log_, "SSL_VersionRangeSet", "");
346 return ERR_NO_SSL_VERSIONS_ENABLED;
349 if (ssl_config_.require_forward_secrecy) {
350 const PRUint16* const ssl_ciphers = SSL_GetImplementedCiphers();
351 const PRUint16 num_ciphers = SSL_GetNumImplementedCiphers();
353 // Require forward security by iterating over the cipher suites and
354 // disabling all those that don't use ECDHE.
355 for (unsigned i = 0; i < num_ciphers; i++) {
356 SSLCipherSuiteInfo info;
357 if (SSL_GetCipherSuiteInfo(ssl_ciphers[i], &info, sizeof(info)) ==
359 if (strcmp(info.keaTypeName, "ECDHE") != 0) {
360 SSL_CipherPrefSet(nss_fd_, ssl_ciphers[i], PR_FALSE);
366 for (std::vector<uint16>::const_iterator it =
367 ssl_config_.disabled_cipher_suites.begin();
368 it != ssl_config_.disabled_cipher_suites.end(); ++it) {
369 // This will fail if the specified cipher is not implemented by NSS, but
370 // the failure is harmless.
371 SSL_CipherPrefSet(nss_fd_, *it, PR_FALSE);
374 // Server socket doesn't need session tickets.
375 rv = SSL_OptionSet(nss_fd_, SSL_ENABLE_SESSION_TICKETS, PR_FALSE);
376 if (rv != SECSuccess) {
377 LogFailedNSSFunction(
378 net_log_, "SSL_OptionSet", "SSL_ENABLE_SESSION_TICKETS");
381 // Doing this will force PR_Accept perform handshake as server.
382 rv = SSL_OptionSet(nss_fd_, SSL_HANDSHAKE_AS_CLIENT, PR_FALSE);
383 if (rv != SECSuccess) {
384 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_HANDSHAKE_AS_CLIENT");
385 return ERR_UNEXPECTED;
388 rv = SSL_OptionSet(nss_fd_, SSL_HANDSHAKE_AS_SERVER, PR_TRUE);
389 if (rv != SECSuccess) {
390 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_HANDSHAKE_AS_SERVER");
391 return ERR_UNEXPECTED;
394 rv = SSL_OptionSet(nss_fd_, SSL_REQUEST_CERTIFICATE, PR_FALSE);
395 if (rv != SECSuccess) {
396 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_REQUEST_CERTIFICATE");
397 return ERR_UNEXPECTED;
400 rv = SSL_OptionSet(nss_fd_, SSL_REQUIRE_CERTIFICATE, PR_FALSE);
401 if (rv != SECSuccess) {
402 LogFailedNSSFunction(net_log_, "SSL_OptionSet", "SSL_REQUIRE_CERTIFICATE");
403 return ERR_UNEXPECTED;
406 rv = SSL_AuthCertificateHook(nss_fd_, OwnAuthCertHandler, this);
407 if (rv != SECSuccess) {
408 LogFailedNSSFunction(net_log_, "SSL_AuthCertificateHook", "");
409 return ERR_UNEXPECTED;
412 rv = SSL_HandshakeCallback(nss_fd_, HandshakeCallback, this);
413 if (rv != SECSuccess) {
414 LogFailedNSSFunction(net_log_, "SSL_HandshakeCallback", "");
415 return ERR_UNEXPECTED;
418 // Get a certificate of CERTCertificate structure.
419 std::string der_string;
420 if (!X509Certificate::GetDEREncoded(cert_->os_cert_handle(), &der_string))
421 return ERR_UNEXPECTED;
424 der_cert.data = reinterpret_cast<unsigned char*>(const_cast<char*>(
426 der_cert.len = der_string.length();
427 der_cert.type = siDERCertBuffer;
429 // Parse into a CERTCertificate structure.
430 CERTCertificate* cert = CERT_NewTempCertificate(
431 CERT_GetDefaultCertDB(), &der_cert, NULL, PR_FALSE, PR_TRUE);
433 LogFailedNSSFunction(net_log_, "CERT_NewTempCertificate", "");
434 return MapNSSError(PORT_GetError());
437 // Get a key of SECKEYPrivateKey* structure.
438 std::vector<uint8> key_vector;
439 if (!key_->ExportPrivateKey(&key_vector)) {
440 CERT_DestroyCertificate(cert);
441 return ERR_UNEXPECTED;
444 SECKEYPrivateKeyStr* private_key = NULL;
445 PK11SlotInfo* slot = crypto::GetPrivateNSSKeySlot();
447 CERT_DestroyCertificate(cert);
448 return ERR_UNEXPECTED;
451 SECItem der_private_key_info;
452 der_private_key_info.data =
453 const_cast<unsigned char*>(&key_vector.front());
454 der_private_key_info.len = key_vector.size();
455 // The server's RSA private key must be imported into NSS with the
456 // following key usage bits:
457 // - KU_KEY_ENCIPHERMENT, required for the RSA key exchange algorithm.
458 // - KU_DIGITAL_SIGNATURE, required for the DHE_RSA and ECDHE_RSA key
459 // exchange algorithms.
460 const unsigned int key_usage = KU_KEY_ENCIPHERMENT | KU_DIGITAL_SIGNATURE;
461 rv = PK11_ImportDERPrivateKeyInfoAndReturnKey(
462 slot, &der_private_key_info, NULL, NULL, PR_FALSE, PR_FALSE,
463 key_usage, &private_key, NULL);
465 if (rv != SECSuccess) {
466 CERT_DestroyCertificate(cert);
467 return ERR_UNEXPECTED;
470 // Assign server certificate and private key.
471 SSLKEAType cert_kea = NSS_FindCertKEAType(cert);
472 rv = SSL_ConfigSecureServer(nss_fd_, cert, private_key, cert_kea);
473 CERT_DestroyCertificate(cert);
474 SECKEY_DestroyPrivateKey(private_key);
476 if (rv != SECSuccess) {
477 PRErrorCode prerr = PR_GetError();
478 LOG(ERROR) << "Failed to config SSL server: " << prerr;
479 LogFailedNSSFunction(net_log_, "SSL_ConfigureSecureServer", "");
480 return ERR_UNEXPECTED;
483 // Tell SSL we're a server; needed if not letting NSPR do socket I/O
484 rv = SSL_ResetHandshake(nss_fd_, PR_TRUE);
485 if (rv != SECSuccess) {
486 LogFailedNSSFunction(net_log_, "SSL_ResetHandshake", "");
487 return ERR_UNEXPECTED;
493 void SSLServerSocketNSS::OnSendComplete(int result) {
494 if (next_handshake_state_ == STATE_HANDSHAKE) {
495 // In handshake phase.
496 OnHandshakeIOComplete(result);
500 if (!completed_handshake_)
503 if (user_write_buf_.get()) {
504 int rv = DoWriteLoop(result);
505 if (rv != ERR_IO_PENDING)
508 // Ensure that any queued ciphertext is flushed.
513 void SSLServerSocketNSS::OnRecvComplete(int result) {
514 if (next_handshake_state_ == STATE_HANDSHAKE) {
515 // In handshake phase.
516 OnHandshakeIOComplete(result);
520 // Network layer received some data, check if client requested to read
522 if (!user_read_buf_.get() || !completed_handshake_)
525 int rv = DoReadLoop(result);
526 if (rv != ERR_IO_PENDING)
530 void SSLServerSocketNSS::OnHandshakeIOComplete(int result) {
531 int rv = DoHandshakeLoop(result);
532 if (rv != ERR_IO_PENDING) {
533 net_log_.EndEventWithNetErrorCode(NetLog::TYPE_SSL_SERVER_HANDSHAKE, rv);
534 if (!user_handshake_callback_.is_null())
535 DoHandshakeCallback(rv);
540 // > 0 for bytes transferred immediately,
541 // < 0 for error (or the non-error ERR_IO_PENDING).
542 int SSLServerSocketNSS::BufferSend(void) {
543 if (transport_send_busy_)
544 return ERR_IO_PENDING;
548 unsigned int len1, len2;
549 memio_GetWriteParams(nss_bufs_, &buf1, &len1, &buf2, &len2);
550 const unsigned int len = len1 + len2;
554 scoped_refptr<IOBuffer> send_buffer(new IOBuffer(len));
555 memcpy(send_buffer->data(), buf1, len1);
556 memcpy(send_buffer->data() + len1, buf2, len2);
557 rv = transport_socket_->Write(
560 base::Bind(&SSLServerSocketNSS::BufferSendComplete,
561 base::Unretained(this)));
562 if (rv == ERR_IO_PENDING) {
563 transport_send_busy_ = true;
565 memio_PutWriteResult(nss_bufs_, MapErrorToNSS(rv));
572 void SSLServerSocketNSS::BufferSendComplete(int result) {
573 memio_PutWriteResult(nss_bufs_, MapErrorToNSS(result));
574 transport_send_busy_ = false;
575 OnSendComplete(result);
578 int SSLServerSocketNSS::BufferRecv(void) {
579 if (transport_recv_busy_) return ERR_IO_PENDING;
582 int nb = memio_GetReadParams(nss_bufs_, &buf);
585 // buffer too full to read into, so no I/O possible at moment
588 recv_buffer_ = new IOBuffer(nb);
589 rv = transport_socket_->Read(
592 base::Bind(&SSLServerSocketNSS::BufferRecvComplete,
593 base::Unretained(this)));
594 if (rv == ERR_IO_PENDING) {
595 transport_recv_busy_ = true;
598 memcpy(buf, recv_buffer_->data(), rv);
599 memio_PutReadResult(nss_bufs_, MapErrorToNSS(rv));
606 void SSLServerSocketNSS::BufferRecvComplete(int result) {
609 memio_GetReadParams(nss_bufs_, &buf);
610 memcpy(buf, recv_buffer_->data(), result);
613 memio_PutReadResult(nss_bufs_, MapErrorToNSS(result));
614 transport_recv_busy_ = false;
615 OnRecvComplete(result);
618 // Do as much network I/O as possible between the buffer and the
619 // transport socket. Return true if some I/O performed, false
620 // otherwise (error or ERR_IO_PENDING).
621 bool SSLServerSocketNSS::DoTransportIO() {
622 bool network_moved = false;
623 if (nss_bufs_ != NULL) {
625 // Read and write as much data as we can. The loop is neccessary
626 // because Write() may return synchronously.
630 network_moved = true;
632 if (BufferRecv() >= 0)
633 network_moved = true;
635 return network_moved;
638 int SSLServerSocketNSS::DoPayloadRead() {
639 DCHECK(user_read_buf_.get());
640 DCHECK_GT(user_read_buf_len_, 0);
641 int rv = PR_Read(nss_fd_, user_read_buf_->data(), user_read_buf_len_);
644 PRErrorCode prerr = PR_GetError();
645 if (prerr == PR_WOULD_BLOCK_ERROR) {
646 return ERR_IO_PENDING;
648 rv = MapNSSError(prerr);
649 net_log_.AddEvent(NetLog::TYPE_SSL_READ_ERROR,
650 CreateNetLogSSLErrorCallback(rv, prerr));
654 int SSLServerSocketNSS::DoPayloadWrite() {
655 DCHECK(user_write_buf_.get());
656 int rv = PR_Write(nss_fd_, user_write_buf_->data(), user_write_buf_len_);
659 PRErrorCode prerr = PR_GetError();
660 if (prerr == PR_WOULD_BLOCK_ERROR) {
661 return ERR_IO_PENDING;
663 rv = MapNSSError(prerr);
664 net_log_.AddEvent(NetLog::TYPE_SSL_WRITE_ERROR,
665 CreateNetLogSSLErrorCallback(rv, prerr));
669 int SSLServerSocketNSS::DoHandshakeLoop(int last_io_result) {
670 int rv = last_io_result;
672 // Default to STATE_NONE for next state.
673 // (This is a quirk carried over from the windows
674 // implementation. It makes reading the logs a bit harder.)
675 // State handlers can and often do call GotoState just
676 // to stay in the current state.
677 State state = next_handshake_state_;
678 GotoState(STATE_NONE);
680 case STATE_HANDSHAKE:
686 LOG(DFATAL) << "unexpected state " << state;
690 // Do the actual network I/O
691 bool network_moved = DoTransportIO();
692 if (network_moved && next_handshake_state_ == STATE_HANDSHAKE) {
693 // In general we exit the loop if rv is ERR_IO_PENDING. In this
694 // special case we keep looping even if rv is ERR_IO_PENDING because
695 // the transport IO may allow DoHandshake to make progress.
696 rv = OK; // This causes us to stay in the loop.
698 } while (rv != ERR_IO_PENDING && next_handshake_state_ != STATE_NONE);
702 int SSLServerSocketNSS::DoReadLoop(int result) {
703 DCHECK(completed_handshake_);
704 DCHECK(next_handshake_state_ == STATE_NONE);
710 LOG(DFATAL) << "!nss_bufs_";
711 int rv = ERR_UNEXPECTED;
712 net_log_.AddEvent(NetLog::TYPE_SSL_READ_ERROR,
713 CreateNetLogSSLErrorCallback(rv, 0));
720 rv = DoPayloadRead();
721 network_moved = DoTransportIO();
722 } while (rv == ERR_IO_PENDING && network_moved);
726 int SSLServerSocketNSS::DoWriteLoop(int result) {
727 DCHECK(completed_handshake_);
728 DCHECK(next_handshake_state_ == STATE_NONE);
734 LOG(DFATAL) << "!nss_bufs_";
735 int rv = ERR_UNEXPECTED;
736 net_log_.AddEvent(NetLog::TYPE_SSL_WRITE_ERROR,
737 CreateNetLogSSLErrorCallback(rv, 0));
744 rv = DoPayloadWrite();
745 network_moved = DoTransportIO();
746 } while (rv == ERR_IO_PENDING && network_moved);
750 int SSLServerSocketNSS::DoHandshake() {
752 SECStatus rv = SSL_ForceHandshake(nss_fd_);
754 if (rv == SECSuccess) {
755 completed_handshake_ = true;
757 PRErrorCode prerr = PR_GetError();
758 net_error = MapNSSError(prerr);
760 // If not done, stay in this state
761 if (net_error == ERR_IO_PENDING) {
762 GotoState(STATE_HANDSHAKE);
764 LOG(ERROR) << "handshake failed; NSS error code " << prerr
765 << ", net_error " << net_error;
766 net_log_.AddEvent(NetLog::TYPE_SSL_HANDSHAKE_ERROR,
767 CreateNetLogSSLErrorCallback(net_error, prerr));
773 void SSLServerSocketNSS::DoHandshakeCallback(int rv) {
774 DCHECK_NE(rv, ERR_IO_PENDING);
776 CompletionCallback c = user_handshake_callback_;
777 user_handshake_callback_.Reset();
778 c.Run(rv > OK ? OK : rv);
781 void SSLServerSocketNSS::DoReadCallback(int rv) {
782 DCHECK(rv != ERR_IO_PENDING);
783 DCHECK(!user_read_callback_.is_null());
785 // Since Run may result in Read being called, clear |user_read_callback_|
787 CompletionCallback c = user_read_callback_;
788 user_read_callback_.Reset();
789 user_read_buf_ = NULL;
790 user_read_buf_len_ = 0;
794 void SSLServerSocketNSS::DoWriteCallback(int rv) {
795 DCHECK(rv != ERR_IO_PENDING);
796 DCHECK(!user_write_callback_.is_null());
798 // Since Run may result in Write being called, clear |user_write_callback_|
800 CompletionCallback c = user_write_callback_;
801 user_write_callback_.Reset();
802 user_write_buf_ = NULL;
803 user_write_buf_len_ = 0;
808 // NSS calls this if an incoming certificate needs to be verified.
809 // Do nothing but return SECSuccess.
810 // This is called only in full handshake mode.
811 // Peer certificate is retrieved in HandshakeCallback() later, which is called
812 // in full handshake mode or in resumption handshake mode.
813 SECStatus SSLServerSocketNSS::OwnAuthCertHandler(void* arg,
817 // TODO(hclam): Implement.
818 // Tell NSS to not verify the certificate.
823 // NSS calls this when handshake is completed.
824 // After the SSL handshake is finished we need to verify the certificate.
825 void SSLServerSocketNSS::HandshakeCallback(PRFileDesc* socket,
827 // TODO(hclam): Implement.
830 int SSLServerSocketNSS::Init() {
831 // Initialize the NSS SSL library in a threadsafe way. This also
832 // initializes the NSS base library.
834 if (!NSS_IsInitialized())
835 return ERR_UNEXPECTED;
837 EnableSSLServerSockets();