diff options
Diffstat (limited to 'contrib/bind/bin/named/db_tsig.c')
| -rw-r--r-- | contrib/bind/bin/named/db_tsig.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/contrib/bind/bin/named/db_tsig.c b/contrib/bind/bin/named/db_tsig.c new file mode 100644 index 0000000..d95031d --- /dev/null +++ b/contrib/bind/bin/named/db_tsig.c @@ -0,0 +1,158 @@ + +#if !defined(lint) && !defined(SABER) +static const char rcsid[] = "$Id: db_tsig.c,v 8.5 1999/10/15 19:48:59 vixie Exp $"; +#endif /* not lint */ + +/* + * Copyright (c) 1986, 1990 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Portions Copyright (c) 1993 by Digital Equipment Corporation. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies, and that + * the name of Digital Equipment Corporation not be used in advertising or + * publicity pertaining to distribution of the document or software without + * specific, written prior permission. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL + * WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT + * CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR + * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS + * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + +/* + * Portions Copyright (c) 1996-1999 by Internet Software Consortium. + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS + * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE + * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL + * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR + * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS + * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + +#include "port_before.h" + +#include <sys/types.h> +#include <sys/param.h> +#include <sys/socket.h> +#include <sys/un.h> + +#include <netinet/in.h> +#include <arpa/inet.h> +#include <arpa/nameser.h> + +#include <ctype.h> +#include <resolv.h> +#include <stdio.h> +#include <string.h> +#include <syslog.h> +#include <time.h> + +#include <isc/eventlib.h> +#include <isc/logging.h> +#include <isc/memcluster.h> +#include <isc/tree.h> + +#include <isc/dst.h> + +#include "port_after.h" + +#include "named.h" + +typedef struct { + DST_KEY *key; + void *ctx; +} tsig_axfr_state; + +#define TSIG_ALG_MD5 "HMAC-MD5.SIG-ALG.REG.INT" +#define TSIG_ALG_MD5_SHORT "hmac-md5" + +char * +tsig_alg_name(int value) { + if (value == KEY_HMAC_MD5) + return(TSIG_ALG_MD5); + else + return(NULL); +} + +int +tsig_alg_value(char *name) { + if (ns_samename(name, TSIG_ALG_MD5) == 1 || + strcasecmp(name, TSIG_ALG_MD5_SHORT) == 0) + return (KEY_HMAC_MD5); + else + return (-1); +} + +DST_KEY * +tsig_key_from_addr(struct in_addr addr) { + server_info si = si = find_server(addr); + if (si == NULL || si->key_list == NULL || si->key_list->first == NULL) + return(NULL); + return(si->key_list->first->key); +} + +struct tsig_record * +new_tsig(DST_KEY *key, u_char *sig, int siglen) { + struct tsig_record *tsig; + + if (siglen > TSIG_SIG_SIZE) + return(NULL); + tsig = memget(sizeof(struct tsig_record)); + if (tsig == NULL) + return(NULL); + tsig->key = key; + tsig->siglen = siglen; + memcpy(tsig->sig, sig, siglen); + return(tsig); +} + +void +free_tsig(struct tsig_record *tsig) { + if (tsig == NULL) + return; + memput(tsig, sizeof(struct tsig_record)); +} |
