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-rw-r--r--source3/smbd/ssl.c286
1 files changed, 0 insertions, 286 deletions
diff --git a/source3/smbd/ssl.c b/source3/smbd/ssl.c
deleted file mode 100644
index 7fcb48a954..0000000000
--- a/source3/smbd/ssl.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- SSLeay utility functions
- Copyright (C) Christian Starkjohann <cs@obdev.at> 1998
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-/*
- * since includes.h pulls in config.h which is were WITH_SSL will be
- * defined, we want to include includes.h before testing for WITH_SSL
- * RJS 26-Jan-1999
- */
-
-#include "includes.h"
-
-#ifdef WITH_SSL /* should always be defined if this module is compiled */
-
-#include <openssl/ssl.h>
-#include <openssl/err.h>
-
-BOOL sslEnabled;
-SSL *ssl = NULL;
-int sslFd = -1;
-static SSL_CTX *sslContext = NULL;
-extern int DEBUGLEVEL;
-
-static int ssl_verify_cb(int ok, X509_STORE_CTX *ctx)
-{
-char buffer[256];
-
- X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert),
- buffer, sizeof(buffer));
- if(ok){
- DEBUG(0, ("SSL: Certificate OK: %s\n", buffer));
- }else{
- switch (ctx->error){
- case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
- DEBUG(0, ("SSL: Cert error: CA not known: %s\n", buffer));
- break;
- case X509_V_ERR_CERT_NOT_YET_VALID:
- DEBUG(0, ("SSL: Cert error: Cert not yet valid: %s\n", buffer));
- break;
- case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
- DEBUG(0, ("SSL: Cert error: illegal \'not before\' field: %s\n",
- buffer));
- break;
- case X509_V_ERR_CERT_HAS_EXPIRED:
- DEBUG(0, ("SSL: Cert error: Cert expired: %s\n", buffer));
- break;
- case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
- DEBUG(0, ("SSL: Cert error: invalid \'not after\' field: %s\n",
- buffer));
- break;
- default:
- DEBUG(0, ("SSL: Cert error: unknown error %d in %s\n", ctx->error,
- buffer));
- break;
- }
- }
- return ok;
-}
-
-static RSA *ssl_temp_rsa_cb(SSL *ssl, int is_export, int keylength)
-{
-static RSA *rsa = NULL;
-
- if(rsa == NULL)
- rsa = RSA_generate_key(keylength, RSA_F4, NULL, NULL);
- return rsa;
-}
-
-/* This is called before we fork. It should ask the user for the pass phrase
- * if necessary. Error output can still go to stderr because the process
- * has a terminal.
- */
-int sslutil_init(int isServer)
-{
-int err, entropybytes;
-char *certfile, *keyfile, *ciphers, *cacertDir, *cacertFile;
-char *egdsocket, *entropyfile;
-
- SSL_load_error_strings();
- SSLeay_add_ssl_algorithms();
- egdsocket = lp_ssl_egdsocket();
- if (egdsocket != NULL && *egdsocket != 0)
- RAND_egd(egdsocket);
- entropyfile = lp_ssl_entropyfile();
- entropybytes = lp_ssl_entropybytes();
- if (entropyfile != NULL && *entropyfile != 0)
- RAND_load_file(entropyfile, entropybytes);
- switch(lp_ssl_version()){
- case SMB_SSL_V2: sslContext = SSL_CTX_new(SSLv2_method()); break;
- case SMB_SSL_V3: sslContext = SSL_CTX_new(SSLv3_method()); break;
- default:
- case SMB_SSL_V23: sslContext = SSL_CTX_new(SSLv23_method()); break;
- case SMB_SSL_TLS1: sslContext = SSL_CTX_new(TLSv1_method()); break;
- }
- if(sslContext == NULL){
- err = ERR_get_error();
- fprintf(stderr, "SSL: Error allocating context: %s\n",
- ERR_error_string(err, NULL));
- exit(1);
- }
- if(lp_ssl_compatibility()){
- SSL_CTX_set_options(sslContext, SSL_OP_ALL);
- }
- certfile = isServer ? lp_ssl_server_cert() : lp_ssl_client_cert();
- if((certfile == NULL || *certfile == 0) && isServer){
- fprintf(stderr, "SSL: No cert file specified in config file!\n");
- fprintf(stderr, "The server MUST have a certificate!\n");
- exit(1);
- }
- keyfile = isServer ? lp_ssl_server_privkey() : lp_ssl_client_privkey();
- if(keyfile == NULL || *keyfile == 0)
- keyfile = certfile;
- if(certfile != NULL && *certfile != 0){
- if(!SSL_CTX_use_certificate_chain_file(sslContext, certfile)){
- err = ERR_get_error();
- fprintf(stderr, "SSL: error reading certificate from file %s: %s\n",
- certfile, ERR_error_string(err, NULL));
- exit(1);
- }
- if(!SSL_CTX_use_PrivateKey_file(sslContext, keyfile, SSL_FILETYPE_PEM)){
- err = ERR_get_error();
- fprintf(stderr, "SSL: error reading private key from file %s: %s\n",
- keyfile, ERR_error_string(err, NULL));
- exit(1);
- }
- if(!SSL_CTX_check_private_key(sslContext)){
- err = ERR_get_error();
- fprintf(stderr, "SSL: Private key does not match public key in cert!\n");
- exit(1);
- }
- }
- cacertDir = lp_ssl_cacertdir();
- cacertFile = lp_ssl_cacertfile();
- if(cacertDir != NULL && *cacertDir == 0)
- cacertDir = NULL;
- if(cacertFile != NULL && *cacertFile == 0)
- cacertFile = NULL;
- if(!SSL_CTX_load_verify_locations(sslContext, cacertFile, cacertDir)){
- err = ERR_get_error();
- if (cacertFile || cacertDir) {
- fprintf(stderr, "SSL: Error error setting CA cert locations: %s\n",
- ERR_error_string(err, NULL));
- fprintf(stderr, "trying default locations.\n");
- }
- cacertFile = cacertDir = NULL;
- if(!SSL_CTX_set_default_verify_paths(sslContext)){
- err = ERR_get_error();
- fprintf(stderr, "SSL: Error error setting default CA cert location: %s\n",
- ERR_error_string(err, NULL));
- exit(1);
- }
- }
- SSL_CTX_set_tmp_rsa_callback(sslContext, ssl_temp_rsa_cb);
- if((ciphers = lp_ssl_ciphers()) != NULL && *ciphers != 0)
- SSL_CTX_set_cipher_list(sslContext, ciphers);
- if((isServer && lp_ssl_reqClientCert()) || (!isServer && lp_ssl_reqServerCert())){
- SSL_CTX_set_verify(sslContext,
- SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, ssl_verify_cb);
- }else{
- SSL_CTX_set_verify(sslContext, SSL_VERIFY_NONE, ssl_verify_cb);
- }
-#if 1 /* don't know what this is good for, but s_server in SSLeay does it, too */
- if(isServer){
- SSL_CTX_set_client_CA_list(sslContext, SSL_load_client_CA_file(certfile));
- }
-#endif
- return 0;
-}
-
-int sslutil_accept(int fd)
-{
-int err;
-
- if(ssl != NULL){
- DEBUG(0, ("SSL: internal error: more than one SSL connection (server)\n"));
- return -1;
- }
- if((ssl = SSL_new(sslContext)) == NULL){
- err = ERR_get_error();
- DEBUG(0, ("SSL: Error allocating handle: %s\n",
- ERR_error_string(err, NULL)));
- return -1;
- }
- SSL_set_fd(ssl, fd);
- sslFd = fd;
- if(SSL_accept(ssl) <= 0){
- err = ERR_get_error();
- DEBUG(0, ("SSL: Error accepting on socket: %s\n",
- ERR_error_string(err, NULL)));
- return -1;
- }
- DEBUG(0, ("SSL: negotiated cipher: %s\n", SSL_get_cipher(ssl)));
- return 0;
-}
-
-int sslutil_fd_is_ssl(int fd)
-{
- return fd == sslFd;
-}
-
-int sslutil_connect(int fd)
-{
-int err;
-
- if(ssl != NULL){
- DEBUG(0, ("SSL: internal error: more than one SSL connection (client)\n"));
- return -1;
- }
- if((ssl = SSL_new(sslContext)) == NULL){
- err = ERR_get_error();
- DEBUG(0, ("SSL: Error allocating handle: %s\n",
- ERR_error_string(err, NULL)));
- return -1;
- }
- SSL_set_fd(ssl, fd);
- sslFd = fd;
- if(SSL_connect(ssl) <= 0){
- err = ERR_get_error();
- DEBUG(0, ("SSL: Error conencting socket: %s\n",
- ERR_error_string(err, NULL)));
- return -1;
- }
- DEBUG(0, ("SSL: negotiated cipher: %s\n", SSL_get_cipher(ssl)));
- return 0;
-}
-
-int sslutil_disconnect(int fd)
-{
- if(fd == sslFd && ssl != NULL){
- SSL_free(ssl);
- ssl = NULL;
- sslFd = -1;
- }
- return 0;
-}
-
-int sslutil_negotiate_ssl(int fd, int msg_type)
-{
-unsigned char buf[5] = {0x83, 0, 0, 1, 0x81};
-char *reqHosts, *resignHosts;
-
- reqHosts = lp_ssl_hosts();
- resignHosts = lp_ssl_hosts_resign();
- if(!allow_access(resignHosts, reqHosts, get_socket_name(fd), get_socket_addr(fd))){
- sslEnabled = False;
- return 0;
- }
- if(msg_type != 0x81){ /* first packet must be a session request */
- DEBUG( 0, ( "Client %s did not use session setup; access denied\n",
- client_addr() ) );
- if (!send_smb(fd, (char *)buf))
- DEBUG(0, ("sslutil_negotiate_ssl: send_smb failed.\n"));
- return -1;
- }
- buf[4] = 0x8e; /* negative session response: use SSL */
- if (!send_smb(fd, (char *)buf)) {
- DEBUG(0,("sslutil_negotiate_ssl: send_smb failed.\n"));
- return -1;
- }
- if(sslutil_accept(fd) != 0){
- DEBUG( 0, ( "Client %s failed SSL negotiation!\n", client_addr() ) );
- return -1;
- }
- return 1;
-}
-
-#else /* WITH_SSL */
- void ssl_dummy(void);
- void ssl_dummy(void) {;} /* So some compilers don't complain. */
-#endif /* WITH_SSL */
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