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HardenedBSD/sbin/setkey/test-pfkey.c
Warner Losh 2a63c3be15 Remove $FreeBSD$: one-line .c comment pattern 
Remove /^/[*/]\s*\$FreeBSD\$.*\n/
2023-08-16 11:54:29 -06:00

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/* $KAME: test-pfkey.c,v 1.4 2000/06/07 00:29:14 itojun Exp $ */
/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
* 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. Neither the name of the project 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 PROJECT 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 PROJECT 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.
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <net/route.h>
#include <net/pfkeyv2.h>
#include <netinet/in.h>
#include <netipsec/keydb.h>
#include <netipsec/key_var.h>
#include <netipsec/key_debug.h>
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <string.h>
#include <ctype.h>
#include <unistd.h>
#include <errno.h>
#include <netdb.h>
u_char m_buf[BUFSIZ];
u_int m_len;
char *pname;
void Usage(void);
int sendkeymsg(void);
void key_setsadbmsg(u_int);
void key_setsadbsens(void);
void key_setsadbprop(void);
void key_setsadbid(u_int, caddr_t);
void key_setsadblft(u_int, u_int);
void key_setspirange(void);
void key_setsadbkey(u_int, caddr_t);
void key_setsadbsa(void);
void key_setsadbaddr(u_int, u_int, caddr_t);
void key_setsadbextbuf(caddr_t, int, caddr_t, int, caddr_t, int);
void
Usage()
{
printf("Usage:\t%s number\n", pname);
exit(0);
}
int
main(ac, av)
int ac;
char **av;
{
pname = *av;
if (ac == 1) Usage();
key_setsadbmsg(atoi(*(av+1)));
sendkeymsg();
exit(0);
}
/* %%% */
int
sendkeymsg()
{
u_char rbuf[1024 * 32]; /* XXX: Enough ? Should I do MSG_PEEK ? */
int so, len;
if ((so = socket(PF_KEY, SOCK_RAW, PF_KEY_V2)) < 0) {
perror("socket(PF_KEY)");
goto end;
}
#if 0
{
#include <sys/time.h>
struct timeval tv;
tv.tv_sec = 1;
tv.tv_usec = 0;
if (setsockopt(so, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv)) < 0) {
perror("setsockopt");
goto end;
}
}
#endif
pfkey_sadump((struct sadb_msg *)m_buf);
if ((len = send(so, m_buf, m_len, 0)) < 0) {
perror("send");
goto end;
}
if ((len = recv(so, rbuf, sizeof(rbuf), 0)) < 0) {
perror("recv");
goto end;
}
pfkey_sadump((struct sadb_msg *)rbuf);
end:
(void)close(so);
return(0);
}
void
key_setsadbmsg(type)
u_int type;
{
struct sadb_msg m_msg;
memset(&m_msg, 0, sizeof(m_msg));
m_msg.sadb_msg_version = PF_KEY_V2;
m_msg.sadb_msg_type = type;
m_msg.sadb_msg_errno = 0;
m_msg.sadb_msg_satype = SADB_SATYPE_ESP;
#if 0
m_msg.sadb_msg_reserved = 0;
#endif
m_msg.sadb_msg_seq = 0;
m_msg.sadb_msg_pid = getpid();
m_len = sizeof(struct sadb_msg);
memcpy(m_buf, &m_msg, m_len);
switch (type) {
case SADB_GETSPI:
/*<base, address(SD), SPI range>*/
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "10.0.3.4");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "127.0.0.1");
key_setspirange();
/*<base, SA(*), address(SD)>*/
break;
case SADB_ADD:
/* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
key(AE), (identity(SD),) (sensitivity)> */
key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
case SADB_UPDATE:
key_setsadbsa();
key_setsadblft(SADB_EXT_LIFETIME_HARD, 10);
key_setsadblft(SADB_EXT_LIFETIME_SOFT, 5);
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
/* XXX key_setsadbkey(SADB_EXT_KEY_AUTH, "abcde"); */
key_setsadbkey(SADB_EXT_KEY_AUTH, "1234567812345678");
key_setsadbkey(SADB_EXT_KEY_ENCRYPT, "12345678");
key_setsadbid(SADB_EXT_IDENTITY_SRC, "hoge1234@hoge.com");
key_setsadbid(SADB_EXT_IDENTITY_DST, "hage5678@hage.net");
key_setsadbsens();
/* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
(identity(SD),) (sensitivity)> */
break;
case SADB_DELETE:
/* <base, SA(*), address(SDP)> */
key_setsadbsa();
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
/* <base, SA(*), address(SDP)> */
break;
case SADB_GET:
/* <base, SA(*), address(SDP)> */
key_setsadbsa();
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
/* <base, SA, (lifetime(HSC),) address(SD), (address(P),)
key(AE), (identity(SD),) (sensitivity)> */
break;
case SADB_ACQUIRE:
/* <base, address(SD), (address(P),) (identity(SD),)
(sensitivity,) proposal> */
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
key_setsadbaddr(SADB_EXT_ADDRESS_PROXY, AF_INET6, "3ffe::1");
key_setsadbid(SADB_EXT_IDENTITY_SRC, "hoge1234@hoge.com");
key_setsadbid(SADB_EXT_IDENTITY_DST, "hage5678@hage.net");
key_setsadbsens();
key_setsadbprop();
/* <base, address(SD), (address(P),) (identity(SD),)
(sensitivity,) proposal> */
break;
case SADB_REGISTER:
/* <base> */
/* <base, supported> */
break;
case SADB_EXPIRE:
case SADB_FLUSH:
break;
case SADB_DUMP:
break;
case SADB_X_PROMISC:
/* <base> */
/* <base, base(, others)> */
break;
case SADB_X_PCHANGE:
break;
/* for SPD management */
case SADB_X_SPDFLUSH:
case SADB_X_SPDDUMP:
break;
case SADB_X_SPDADD:
#if 0
{
struct sadb_x_policy m_policy;
m_policy.sadb_x_policy_len = PFKEY_UNIT64(sizeof(m_policy));
m_policy.sadb_x_policy_exttype = SADB_X_EXT_POLICY;
m_policy.sadb_x_policy_type = SADB_X_PL_IPSEC;
m_policy.sadb_x_policy_esp_trans = 1;
m_policy.sadb_x_policy_ah_trans = 2;
m_policy.sadb_x_policy_esp_network = 3;
m_policy.sadb_x_policy_ah_network = 4;
m_policy.sadb_x_policy_reserved = 0;
memcpy(m_buf + m_len, &m_policy, sizeof(struct sadb_x_policy));
m_len += sizeof(struct sadb_x_policy);
}
#endif
case SADB_X_SPDDELETE:
key_setsadbaddr(SADB_EXT_ADDRESS_SRC, AF_INET, "192.168.1.1");
key_setsadbaddr(SADB_EXT_ADDRESS_DST, AF_INET, "10.0.3.4");
break;
}
((struct sadb_msg *)m_buf)->sadb_msg_len = PFKEY_UNIT64(m_len);
return;
}
void
key_setsadbsens()
{
struct sadb_sens m_sens;
u_char buf[64];
u_int s, i, slen, ilen, len;
/* make sens & integ */
s = htonl(0x01234567);
i = htonl(0x89abcdef);
slen = sizeof(s);
ilen = sizeof(i);
memcpy(buf, &s, slen);
memcpy(buf + slen, &i, ilen);
len = sizeof(m_sens) + PFKEY_ALIGN8(slen) + PFKEY_ALIGN8(ilen);
m_sens.sadb_sens_len = PFKEY_UNIT64(len);
m_sens.sadb_sens_exttype = SADB_EXT_SENSITIVITY;
m_sens.sadb_sens_dpd = 1;
m_sens.sadb_sens_sens_level = 2;
m_sens.sadb_sens_sens_len = PFKEY_ALIGN8(slen);
m_sens.sadb_sens_integ_level = 3;
m_sens.sadb_sens_integ_len = PFKEY_ALIGN8(ilen);
m_sens.sadb_sens_reserved = 0;
key_setsadbextbuf(m_buf, m_len,
(caddr_t)&m_sens, sizeof(struct sadb_sens),
buf, slen + ilen);
m_len += len;
return;
}
void
key_setsadbprop()
{
struct sadb_prop m_prop;
struct sadb_comb *m_comb;
u_char buf[256];
u_int len = sizeof(m_prop) + sizeof(m_comb) * 2;
/* make prop & comb */
m_prop.sadb_prop_len = PFKEY_UNIT64(len);
m_prop.sadb_prop_exttype = SADB_EXT_PROPOSAL;
m_prop.sadb_prop_replay = 0;
m_prop.sadb_prop_reserved[0] = 0;
m_prop.sadb_prop_reserved[1] = 0;
m_prop.sadb_prop_reserved[2] = 0;
/* the 1st is ESP AES-GCM-16 */
m_comb = (struct sadb_comb *)buf;
m_comb->sadb_comb_auth = SADB_AALG_NONE;
m_comb->sadb_comb_encrypt = SADB_X_EALG_AESGCM16;
m_comb->sadb_comb_flags = 0;
m_comb->sadb_comb_auth_minbits = 0;
m_comb->sadb_comb_auth_maxbits = 0;
m_comb->sadb_comb_encrypt_minbits = 128;
m_comb->sadb_comb_encrypt_maxbits = 256;
m_comb->sadb_comb_reserved = 0;
m_comb->sadb_comb_soft_allocations = 0;
m_comb->sadb_comb_hard_allocations = 0;
m_comb->sadb_comb_soft_bytes = 0;
m_comb->sadb_comb_hard_bytes = 0;
m_comb->sadb_comb_soft_addtime = 0;
m_comb->sadb_comb_hard_addtime = 0;
m_comb->sadb_comb_soft_usetime = 0;
m_comb->sadb_comb_hard_usetime = 0;
/* the 2nd is ESP AES-CBC and AH HMAC-SHA2-256 */
m_comb = (struct sadb_comb *)(buf + sizeof(*m_comb));
m_comb->sadb_comb_auth = SADB_X_AALG_SHA2_256;
m_comb->sadb_comb_encrypt = SADB_X_EALG_RIJNDAELCBC;
m_comb->sadb_comb_flags = 0;
m_comb->sadb_comb_auth_minbits = 256;
m_comb->sadb_comb_auth_maxbits = 256;
m_comb->sadb_comb_encrypt_minbits = 128;
m_comb->sadb_comb_encrypt_maxbits = 256;
m_comb->sadb_comb_reserved = 0;
m_comb->sadb_comb_soft_allocations = 0;
m_comb->sadb_comb_hard_allocations = 0;
m_comb->sadb_comb_soft_bytes = 0;
m_comb->sadb_comb_hard_bytes = 0;
m_comb->sadb_comb_soft_addtime = 0;
m_comb->sadb_comb_hard_addtime = 0;
m_comb->sadb_comb_soft_usetime = 0;
m_comb->sadb_comb_hard_usetime = 0;
key_setsadbextbuf(m_buf, m_len,
(caddr_t)&m_prop, sizeof(struct sadb_prop),
buf, sizeof(*m_comb) * 2);
m_len += len;
return;
}
void
key_setsadbid(ext, str)
u_int ext;
caddr_t str;
{
struct sadb_ident m_id;
u_int idlen = strlen(str), len;
len = sizeof(m_id) + PFKEY_ALIGN8(idlen);
m_id.sadb_ident_len = PFKEY_UNIT64(len);
m_id.sadb_ident_exttype = ext;
m_id.sadb_ident_type = SADB_IDENTTYPE_USERFQDN;
m_id.sadb_ident_reserved = 0;
m_id.sadb_ident_id = getpid();
key_setsadbextbuf(m_buf, m_len,
(caddr_t)&m_id, sizeof(struct sadb_ident),
str, idlen);
m_len += len;
return;
}
void
key_setsadblft(ext, time)
u_int ext, time;
{
struct sadb_lifetime m_lft;
m_lft.sadb_lifetime_len = PFKEY_UNIT64(sizeof(m_lft));
m_lft.sadb_lifetime_exttype = ext;
m_lft.sadb_lifetime_allocations = 0x2;
m_lft.sadb_lifetime_bytes = 0x1000;
m_lft.sadb_lifetime_addtime = time;
m_lft.sadb_lifetime_usetime = 0x0020;
memcpy(m_buf + m_len, &m_lft, sizeof(struct sadb_lifetime));
m_len += sizeof(struct sadb_lifetime);
return;
}
void
key_setspirange()
{
struct sadb_spirange m_spi;
m_spi.sadb_spirange_len = PFKEY_UNIT64(sizeof(m_spi));
m_spi.sadb_spirange_exttype = SADB_EXT_SPIRANGE;
m_spi.sadb_spirange_min = 0x00001000;
m_spi.sadb_spirange_max = 0x00002000;
m_spi.sadb_spirange_reserved = 0;
memcpy(m_buf + m_len, &m_spi, sizeof(struct sadb_spirange));
m_len += sizeof(struct sadb_spirange);
return;
}
void
key_setsadbkey(ext, str)
u_int ext;
caddr_t str;
{
struct sadb_key m_key;
u_int keylen = strlen(str);
u_int len;
len = sizeof(struct sadb_key) + PFKEY_ALIGN8(keylen);
m_key.sadb_key_len = PFKEY_UNIT64(len);
m_key.sadb_key_exttype = ext;
m_key.sadb_key_bits = keylen * 8;
m_key.sadb_key_reserved = 0;
key_setsadbextbuf(m_buf, m_len,
(caddr_t)&m_key, sizeof(struct sadb_key),
str, keylen);
m_len += len;
return;
}
void
key_setsadbsa()
{
struct sadb_sa m_sa;
m_sa.sadb_sa_len = PFKEY_UNIT64(sizeof(struct sadb_sa));
m_sa.sadb_sa_exttype = SADB_EXT_SA;
m_sa.sadb_sa_spi = htonl(0x12345678);
m_sa.sadb_sa_replay = 4;
m_sa.sadb_sa_state = 0;
m_sa.sadb_sa_auth = SADB_AALG_NONE;
m_sa.sadb_sa_encrypt = SADB_X_EALG_AESGCM16;
m_sa.sadb_sa_flags = 0;
memcpy(m_buf + m_len, &m_sa, sizeof(struct sadb_sa));
m_len += sizeof(struct sadb_sa);
return;
}
void
key_setsadbaddr(ext, af, str)
u_int ext, af;
caddr_t str;
{
struct sadb_address m_addr;
u_int len;
struct addrinfo hints, *res;
const char *serv;
int plen;
switch (af) {
case AF_INET:
plen = sizeof(struct in_addr) << 3;
break;
case AF_INET6:
plen = sizeof(struct in6_addr) << 3;
break;
default:
/* XXX bark */
exit(1);
}
/* make sockaddr buffer */
memset(&hints, 0, sizeof(hints));
hints.ai_family = af;
hints.ai_socktype = SOCK_DGRAM; /*dummy*/
hints.ai_flags = AI_NUMERICHOST;
serv = (ext == SADB_EXT_ADDRESS_PROXY ? "0" : "4660"); /*0x1234*/
if (getaddrinfo(str, serv, &hints, &res) != 0 || res->ai_next) {
/* XXX bark */
exit(1);
}
len = sizeof(struct sadb_address) + PFKEY_ALIGN8(res->ai_addrlen);
m_addr.sadb_address_len = PFKEY_UNIT64(len);
m_addr.sadb_address_exttype = ext;
m_addr.sadb_address_proto =
(ext == SADB_EXT_ADDRESS_PROXY ? 0 : IPPROTO_TCP);
m_addr.sadb_address_prefixlen = plen;
m_addr.sadb_address_reserved = 0;
key_setsadbextbuf(m_buf, m_len,
(caddr_t)&m_addr, sizeof(struct sadb_address),
(caddr_t)res->ai_addr, res->ai_addrlen);
m_len += len;
freeaddrinfo(res);
return;
}
void
key_setsadbextbuf(dst, off, ebuf, elen, vbuf, vlen)
caddr_t dst, ebuf, vbuf;
int off, elen, vlen;
{
memset(dst + off, 0, elen + vlen);
memcpy(dst + off, (caddr_t)ebuf, elen);
memcpy(dst + off + elen, vbuf, vlen);
return;
}
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