2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2008 Pippijn van Steenhoven <pip88nl@gmail.com>
6 * Copyright (C) 2006-2008 Craig Edwards <craigedwards@brainbox.cc>
7 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
8 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
9 * Copyright (C) 2006 Oliver Lupton <oliverlupton@gmail.com>
11 * This file is part of InspIRCd. InspIRCd is free software: you can
12 * redistribute it and/or modify it under the terms of the GNU General Public
13 * License as published by the Free Software Foundation, version 2.
15 * This program is distributed in the hope that it will be useful, but WITHOUT
16 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
20 * You should have received a copy of the GNU General Public License
21 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 /* HACK: This prevents OpenSSL on OS X 10.7 and later from spewing deprecation
25 * warnings for every single function call. As far as I (SaberUK) know, Apple
26 * have no plans to remove OpenSSL so this warning just causes needless spam.
29 # define __AVAILABILITYMACROS__
30 # define DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER
34 #include <openssl/ssl.h>
35 #include <openssl/err.h>
39 # pragma comment(lib, "ssleay32.lib")
40 # pragma comment(lib, "libeay32.lib")
41 # undef MAX_DESCRIPTORS
42 # define MAX_DESCRIPTORS 10000
45 /* $ModDesc: Provides SSL support for clients */
47 /* $LinkerFlags: if("USE_FREEBSD_BASE_SSL") -lssl -lcrypto */
48 /* $CompileFlags: if(!"USE_FREEBSD_BASE_SSL") pkgconfversion("openssl","0.9.7") pkgconfincludes("openssl","/openssl/ssl.h","") */
49 /* $LinkerFlags: if(!"USE_FREEBSD_BASE_SSL") rpath("pkg-config --libs openssl") pkgconflibs("openssl","/libssl.so","-lssl -lcrypto -ldl") */
54 class ModuleSSLOpenSSL;
56 enum issl_status { ISSL_NONE, ISSL_HANDSHAKING, ISSL_OPEN };
58 static bool SelfSigned = false;
60 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
61 static ModuleSSLOpenSSL* opensslmod = NULL;
66 return ERR_error_string(ERR_get_error(), NULL);
69 static int error_callback(const char *str, size_t len, void *u);
71 /** Represents an SSL user's extra data
78 reference<ssl_cert> cert;
88 data_to_write = false;
92 static int OnVerify(int preverify_ok, X509_STORE_CTX *ctx)
94 /* XXX: This will allow self signed certificates.
95 * In the future if we want an option to not allow this,
96 * we can just return preverify_ok here, and openssl
97 * will boot off self-signed and invalid peer certs.
99 int ve = X509_STORE_CTX_get_error(ctx);
101 SelfSigned = (ve == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT);
106 class ModuleSSLOpenSSL : public Module
108 issl_session* sessions;
116 std::string sslports;
119 ServiceProvider iohook;
121 static void SetContextOptions(SSL_CTX* ctx, long defoptions, const std::string& ctxname, ConfigTag* tag)
123 long setoptions = tag->getInt(ctxname + "setoptions");
124 // User-friendly config options for setting context options
125 #ifdef SSL_OP_CIPHER_SERVER_PREFERENCE
126 if (tag->getBool("cipherserverpref"))
127 setoptions |= SSL_OP_CIPHER_SERVER_PREFERENCE;
129 #ifdef SSL_OP_NO_COMPRESSION
130 if (!tag->getBool("compression", true))
131 setoptions |= SSL_OP_NO_COMPRESSION;
133 if (!tag->getBool("sslv3", true))
134 setoptions |= SSL_OP_NO_SSLv3;
135 if (!tag->getBool("tlsv1", true))
136 setoptions |= SSL_OP_NO_TLSv1;
138 long clearoptions = tag->getInt(ctxname + "clearoptions");
139 ServerInstance->Logs->Log("m_ssl_openssl", DEBUG, "Setting OpenSSL %s context options, default: %ld set: %ld clear: %ld", ctxname.c_str(), defoptions, setoptions, clearoptions);
142 SSL_CTX_clear_options(ctx, SSL_CTX_get_options(ctx));
144 // Set the default options and what is in the conf
145 SSL_CTX_set_options(ctx, defoptions | setoptions);
146 long final = SSL_CTX_clear_options(ctx, clearoptions);
147 ServerInstance->Logs->Log("m_ssl_openssl", DEFAULT, "OpenSSL %s context options: %ld", ctxname.c_str(), final);
150 #ifdef INSPIRCD_OPENSSL_ENABLE_ECDH
151 void SetupECDH(ConfigTag* tag)
153 std::string curvename = tag->getString("ecdhcurve", "prime256v1");
154 if (curvename.empty())
157 int nid = OBJ_sn2nid(curvename.c_str());
160 ServerInstance->Logs->Log("m_ssl_openssl", DEFAULT, "m_ssl_openssl.so: Unknown curve: \"%s\"", curvename.c_str());
164 EC_KEY* eckey = EC_KEY_new_by_curve_name(nid);
167 ServerInstance->Logs->Log("m_ssl_openssl", DEFAULT, "m_ssl_openssl.so: Unable to create EC key object");
172 if (SSL_CTX_set_tmp_ecdh(ctx, eckey) < 0)
174 ServerInstance->Logs->Log("m_ssl_openssl", DEFAULT, "m_ssl_openssl.so: Couldn't set ECDH parameters");
175 ERR_print_errors_cb(error_callback, this);
182 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
183 static void SSLInfoCallback(const SSL* ssl, int where, int rc)
185 int fd = SSL_get_fd(const_cast<SSL*>(ssl));
186 issl_session& session = opensslmod->sessions[fd];
188 if ((where & SSL_CB_HANDSHAKE_START) && (session.status == ISSL_OPEN))
190 // The other side is trying to renegotiate, kill the connection and change status
191 // to ISSL_NONE so CheckRenego() closes the session
192 session.status = ISSL_NONE;
193 ServerInstance->SE->Shutdown(fd, 2);
197 bool CheckRenego(StreamSocket* sock, issl_session* session)
199 if (session->status != ISSL_NONE)
202 ServerInstance->Logs->Log("m_ssl_openssl", DEBUG, "Session %p killed, attempted to renegotiate", (void*)session->sess);
203 CloseSession(session);
204 sock->SetError("Renegotiation is not allowed");
211 ModuleSSLOpenSSL() : iohook(this, "ssl/openssl", SERVICE_IOHOOK)
213 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
216 sessions = new issl_session[ServerInstance->SE->GetMaxFds()];
218 /* Global SSL library initialization*/
220 SSL_load_error_strings();
222 /* Build our SSL contexts:
223 * NOTE: OpenSSL makes us have two contexts, one for servers and one for clients. ICK.
225 ctx = SSL_CTX_new( SSLv23_server_method() );
226 clictx = SSL_CTX_new( SSLv23_client_method() );
228 SSL_CTX_set_mode(ctx, SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
229 SSL_CTX_set_mode(clictx, SSL_MODE_ENABLE_PARTIAL_WRITE | SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER);
231 SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, OnVerify);
232 SSL_CTX_set_verify(clictx, SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE, OnVerify);
234 SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_OFF);
235 SSL_CTX_set_session_cache_mode(clictx, SSL_SESS_CACHE_OFF);
237 long opts = SSL_OP_NO_SSLv2 | SSL_OP_SINGLE_DH_USE;
238 // Only turn options on if they exist
239 #ifdef SSL_OP_SINGLE_ECDH_USE
240 opts |= SSL_OP_SINGLE_ECDH_USE;
242 #ifdef SSL_OP_NO_TICKET
243 opts |= SSL_OP_NO_TICKET;
246 ctx_options = SSL_CTX_set_options(ctx, opts);
247 clictx_options = SSL_CTX_set_options(clictx, opts);
252 // Needs the flag as it ignores a plain /rehash
253 OnModuleRehash(NULL,"ssl");
254 Implementation eventlist[] = { I_On005Numeric, I_OnRehash, I_OnModuleRehash, I_OnHookIO, I_OnUserConnect };
255 ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
256 ServerInstance->Modules->AddService(iohook);
259 void OnHookIO(StreamSocket* user, ListenSocket* lsb)
261 if (!user->GetIOHook() && lsb->bind_tag->getString("ssl") == "openssl")
263 /* Hook the user with our module */
264 user->AddIOHook(this);
268 void OnRehash(User* user)
272 ConfigTag* Conf = ServerInstance->Config->ConfValue("openssl");
274 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
275 // Set the callback if we are not allowing renegotiations, unset it if we do
276 if (Conf->getBool("renegotiation", true))
278 SSL_CTX_set_info_callback(ctx, NULL);
279 SSL_CTX_set_info_callback(clictx, NULL);
283 SSL_CTX_set_info_callback(ctx, SSLInfoCallback);
284 SSL_CTX_set_info_callback(clictx, SSLInfoCallback);
288 if (Conf->getBool("showports", true))
290 sslports = Conf->getString("advertisedports");
291 if (!sslports.empty())
294 for (size_t i = 0; i < ServerInstance->ports.size(); i++)
296 ListenSocket* port = ServerInstance->ports[i];
297 if (port->bind_tag->getString("ssl") != "openssl")
300 const std::string& portid = port->bind_desc;
301 ServerInstance->Logs->Log("m_ssl_openssl", DEFAULT, "m_ssl_openssl.so: Enabling SSL for port %s", portid.c_str());
303 if (port->bind_tag->getString("type", "clients") == "clients" && port->bind_addr != "127.0.0.1")
306 * Found an SSL port for clients that is not bound to 127.0.0.1 and handled by us, display
307 * the IP:port in ISUPPORT.
309 * We used to advertise all ports seperated by a ';' char that matched the above criteria,
310 * but this resulted in too long ISUPPORT lines if there were lots of ports to be displayed.
311 * To solve this by default we now only display the first IP:port found and let the user
312 * configure the exact value for the 005 token, if necessary.
321 void OnModuleRehash(User* user, const std::string ¶m)
327 std::string certfile;
332 ConfigTag* conf = ServerInstance->Config->ConfValue("openssl");
334 cafile = conf->getString("cafile", CONFIG_PATH "/ca.pem");
335 certfile = conf->getString("certfile", CONFIG_PATH "/cert.pem");
336 keyfile = conf->getString("keyfile", CONFIG_PATH "/key.pem");
337 dhfile = conf->getString("dhfile", CONFIG_PATH "/dhparams.pem");
338 std::string hash = conf->getString("hash", "md5");
339 if (hash != "sha1" && hash != "md5")
340 throw ModuleException("Unknown hash type " + hash);
341 use_sha = (hash == "sha1");
343 if (conf->getBool("customcontextoptions"))
345 SetContextOptions(ctx, ctx_options, "server", conf);
346 SetContextOptions(clictx, clictx_options, "client", conf);
349 std::string ciphers = conf->getString("ciphers", "");
351 if (!ciphers.empty())
354 if ((!SSL_CTX_set_cipher_list(ctx, ciphers.c_str())) || (!SSL_CTX_set_cipher_list(clictx, ciphers.c_str())))
356 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't set cipher list to %s.", ciphers.c_str());
357 ERR_print_errors_cb(error_callback, this);
361 /* Load our keys and certificates
362 * NOTE: OpenSSL's error logging API sucks, don't blame us for this clusterfuck.
365 if ((!SSL_CTX_use_certificate_chain_file(ctx, certfile.c_str())) || (!SSL_CTX_use_certificate_chain_file(clictx, certfile.c_str())))
367 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read certificate file %s. %s", certfile.c_str(), strerror(errno));
368 ERR_print_errors_cb(error_callback, this);
372 if (((!SSL_CTX_use_PrivateKey_file(ctx, keyfile.c_str(), SSL_FILETYPE_PEM))) || (!SSL_CTX_use_PrivateKey_file(clictx, keyfile.c_str(), SSL_FILETYPE_PEM)))
374 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read key file %s. %s", keyfile.c_str(), strerror(errno));
375 ERR_print_errors_cb(error_callback, this);
378 /* Load the CAs we trust*/
380 if (((!SSL_CTX_load_verify_locations(ctx, cafile.c_str(), 0))) || (!SSL_CTX_load_verify_locations(clictx, cafile.c_str(), 0)))
382 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Can't read CA list from %s. This is only a problem if you want to verify client certificates, otherwise it's safe to ignore this message. Error: %s", cafile.c_str(), strerror(errno));
383 ERR_print_errors_cb(error_callback, this);
387 BIO* dhpfile = BIO_new_file(dhfile.c_str(), "r");
389 FILE* dhpfile = fopen(dhfile.c_str(), "r");
395 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so Couldn't open DH file %s: %s", dhfile.c_str(), strerror(errno));
396 throw ModuleException("Couldn't open DH file " + dhfile + ": " + strerror(errno));
401 ret = PEM_read_bio_DHparams(dhpfile, NULL, NULL, NULL);
404 ret = PEM_read_DHparams(dhpfile, NULL, NULL, NULL);
408 if ((SSL_CTX_set_tmp_dh(ctx, ret) < 0) || (SSL_CTX_set_tmp_dh(clictx, ret) < 0))
410 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "m_ssl_openssl.so: Couldn't set DH parameters %s. SSL errors follow:", dhfile.c_str());
411 ERR_print_errors_cb(error_callback, this);
420 #ifdef INSPIRCD_OPENSSL_ENABLE_ECDH
425 void On005Numeric(std::string &output)
427 if (!sslports.empty())
428 output.append(" SSL=" + sslports);
434 SSL_CTX_free(clictx);
438 void OnUserConnect(LocalUser* user)
440 if (user->eh.GetIOHook() == this)
442 if (sessions[user->eh.GetFd()].sess)
444 if (!sessions[user->eh.GetFd()].cert->fingerprint.empty())
445 user->WriteServ("NOTICE %s :*** You are connected using SSL cipher \"%s\""
446 " and your SSL fingerprint is %s", user->nick.c_str(), SSL_get_cipher(sessions[user->eh.GetFd()].sess), sessions[user->eh.GetFd()].cert->fingerprint.c_str());
448 user->WriteServ("NOTICE %s :*** You are connected using SSL cipher \"%s\"", user->nick.c_str(), SSL_get_cipher(sessions[user->eh.GetFd()].sess));
453 void OnCleanup(int target_type, void* item)
455 if (target_type == TYPE_USER)
457 LocalUser* user = IS_LOCAL((User*)item);
459 if (user && user->eh.GetIOHook() == this)
461 // User is using SSL, they're a local user, and they're using one of *our* SSL ports.
462 // Potentially there could be multiple SSL modules loaded at once on different ports.
463 ServerInstance->Users->QuitUser(user, "SSL module unloading");
470 return Version("Provides SSL support for clients", VF_VENDOR);
473 void OnRequest(Request& request)
475 if (strcmp("GET_SSL_CERT", request.id) == 0)
477 SocketCertificateRequest& req = static_cast<SocketCertificateRequest&>(request);
478 int fd = req.sock->GetFd();
479 issl_session* session = &sessions[fd];
481 req.cert = session->cert;
483 else if (!strcmp("GET_RAW_SSL_SESSION", request.id))
485 SSLRawSessionRequest& req = static_cast<SSLRawSessionRequest&>(request);
486 if ((req.fd >= 0) && (req.fd < ServerInstance->SE->GetMaxFds()))
487 req.data = reinterpret_cast<void*>(sessions[req.fd].sess);
491 void OnStreamSocketAccept(StreamSocket* user, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
493 int fd = user->GetFd();
495 issl_session* session = &sessions[fd];
497 session->sess = SSL_new(ctx);
498 session->status = ISSL_NONE;
499 session->outbound = false;
500 session->data_to_write = false;
502 if (session->sess == NULL)
505 if (SSL_set_fd(session->sess, fd) == 0)
507 ServerInstance->Logs->Log("m_ssl_openssl",DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
511 Handshake(user, session);
514 void OnStreamSocketConnect(StreamSocket* user)
516 int fd = user->GetFd();
517 /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
518 if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() -1))
521 issl_session* session = &sessions[fd];
523 session->sess = SSL_new(clictx);
524 session->status = ISSL_NONE;
525 session->outbound = true;
526 session->data_to_write = false;
528 if (session->sess == NULL)
531 if (SSL_set_fd(session->sess, fd) == 0)
533 ServerInstance->Logs->Log("m_ssl_openssl",DEBUG,"BUG: Can't set fd with SSL_set_fd: %d", fd);
537 Handshake(user, session);
540 void OnStreamSocketClose(StreamSocket* user)
542 int fd = user->GetFd();
543 /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
544 if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
547 CloseSession(&sessions[fd]);
550 int OnStreamSocketRead(StreamSocket* user, std::string& recvq)
552 int fd = user->GetFd();
553 /* Are there any possibilities of an out of range fd? Hope not, but lets be paranoid */
554 if ((fd < 0) || (fd > ServerInstance->SE->GetMaxFds() - 1))
557 issl_session* session = &sessions[fd];
561 CloseSession(session);
565 if (session->status == ISSL_HANDSHAKING)
567 // The handshake isn't finished and it wants to read, try to finish it.
568 if (!Handshake(user, session))
570 // Couldn't resume handshake.
571 if (session->status == ISSL_NONE)
577 // If we resumed the handshake then session->status will be ISSL_OPEN
579 if (session->status == ISSL_OPEN)
582 char* buffer = ServerInstance->GetReadBuffer();
583 size_t bufsiz = ServerInstance->Config->NetBufferSize;
584 int ret = SSL_read(session->sess, buffer, bufsiz);
586 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
587 if (!CheckRenego(user, session))
593 recvq.append(buffer, ret);
594 if (session->data_to_write)
595 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_SINGLE_WRITE);
600 // Client closed connection.
601 CloseSession(session);
602 user->SetError("Connection closed");
607 int err = SSL_get_error(session->sess, ret);
609 if (err == SSL_ERROR_WANT_READ)
611 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ);
614 else if (err == SSL_ERROR_WANT_WRITE)
616 ServerInstance->SE->ChangeEventMask(user, FD_WANT_NO_READ | FD_WANT_SINGLE_WRITE);
621 CloseSession(session);
630 int OnStreamSocketWrite(StreamSocket* user, std::string& buffer)
632 int fd = user->GetFd();
634 issl_session* session = &sessions[fd];
638 CloseSession(session);
642 session->data_to_write = true;
644 if (session->status == ISSL_HANDSHAKING)
646 if (!Handshake(user, session))
648 // Couldn't resume handshake.
649 if (session->status == ISSL_NONE)
655 if (session->status == ISSL_OPEN)
658 int ret = SSL_write(session->sess, buffer.data(), buffer.size());
660 #ifdef INSPIRCD_OPENSSL_ENABLE_RENEGO_DETECTION
661 if (!CheckRenego(user, session))
665 if (ret == (int)buffer.length())
667 session->data_to_write = false;
668 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE);
673 buffer = buffer.substr(ret);
674 ServerInstance->SE->ChangeEventMask(user, FD_WANT_SINGLE_WRITE);
679 CloseSession(session);
684 int err = SSL_get_error(session->sess, ret);
686 if (err == SSL_ERROR_WANT_WRITE)
688 ServerInstance->SE->ChangeEventMask(user, FD_WANT_SINGLE_WRITE);
691 else if (err == SSL_ERROR_WANT_READ)
693 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ);
698 CloseSession(session);
706 bool Handshake(StreamSocket* user, issl_session* session)
711 if (session->outbound)
712 ret = SSL_connect(session->sess);
714 ret = SSL_accept(session->sess);
718 int err = SSL_get_error(session->sess, ret);
720 if (err == SSL_ERROR_WANT_READ)
722 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE);
723 session->status = ISSL_HANDSHAKING;
726 else if (err == SSL_ERROR_WANT_WRITE)
728 ServerInstance->SE->ChangeEventMask(user, FD_WANT_NO_READ | FD_WANT_SINGLE_WRITE);
729 session->status = ISSL_HANDSHAKING;
734 CloseSession(session);
741 // Handshake complete.
742 VerifyCertificate(session, user);
744 session->status = ISSL_OPEN;
746 ServerInstance->SE->ChangeEventMask(user, FD_WANT_POLL_READ | FD_WANT_NO_WRITE | FD_ADD_TRIAL_WRITE);
752 CloseSession(session);
757 void CloseSession(issl_session* session)
761 SSL_shutdown(session->sess);
762 SSL_free(session->sess);
765 session->sess = NULL;
766 session->status = ISSL_NONE;
767 session->cert = NULL;
770 void VerifyCertificate(issl_session* session, StreamSocket* user)
772 if (!session->sess || !user)
776 ssl_cert* certinfo = new ssl_cert;
777 session->cert = certinfo;
779 unsigned char md[EVP_MAX_MD_SIZE];
780 const EVP_MD *digest = use_sha ? EVP_sha1() : EVP_md5();
782 cert = SSL_get_peer_certificate((SSL*)session->sess);
786 certinfo->error = "Could not get peer certificate: "+std::string(get_error());
790 certinfo->invalid = (SSL_get_verify_result(session->sess) != X509_V_OK);
794 certinfo->unknownsigner = false;
795 certinfo->trusted = true;
799 certinfo->unknownsigner = true;
800 certinfo->trusted = false;
804 X509_NAME_oneline(X509_get_subject_name(cert), buf, sizeof(buf));
806 // Make sure there are no chars in the string that we consider invalid
807 if (certinfo->dn.find_first_of("\r\n") != std::string::npos)
808 certinfo->dn.clear();
810 X509_NAME_oneline(X509_get_issuer_name(cert), buf, sizeof(buf));
811 certinfo->issuer = buf;
812 if (certinfo->issuer.find_first_of("\r\n") != std::string::npos)
813 certinfo->issuer.clear();
815 if (!X509_digest(cert, digest, md, &n))
817 certinfo->error = "Out of memory generating fingerprint";
821 certinfo->fingerprint = irc::hex(md, n);
824 if ((ASN1_UTCTIME_cmp_time_t(X509_get_notAfter(cert), ServerInstance->Time()) == -1) || (ASN1_UTCTIME_cmp_time_t(X509_get_notBefore(cert), ServerInstance->Time()) == 0))
826 certinfo->error = "Not activated, or expired certificate";
833 static int error_callback(const char *str, size_t len, void *u)
835 ServerInstance->Logs->Log("m_ssl_openssl",DEFAULT, "SSL error: " + std::string(str, len - 1));
838 // XXX: Remove this line, it causes valgrind warnings...
840 // MD_update(&m, buf, j);
843 // ... ONLY JOKING! :-)
849 MODULE_INIT(ModuleSSLOpenSSL)