1c398230bSWarner Losh /*- 2681a5bbeSBoris Popov * Copyright (c) 2000-2001, Boris Popov 3681a5bbeSBoris Popov * All rights reserved. 4681a5bbeSBoris Popov * 5190b2c4fSTim J. Robbins * Copyright (c) 2003, 2004 Tim J. Robbins. 6190b2c4fSTim J. Robbins * All rights reserved. 7190b2c4fSTim J. Robbins * 8681a5bbeSBoris Popov * Redistribution and use in source and binary forms, with or without 9681a5bbeSBoris Popov * modification, are permitted provided that the following conditions 10681a5bbeSBoris Popov * are met: 11681a5bbeSBoris Popov * 1. Redistributions of source code must retain the above copyright 12681a5bbeSBoris Popov * notice, this list of conditions and the following disclaimer. 13681a5bbeSBoris Popov * 2. Redistributions in binary form must reproduce the above copyright 14681a5bbeSBoris Popov * notice, this list of conditions and the following disclaimer in the 15681a5bbeSBoris Popov * documentation and/or other materials provided with the distribution. 16681a5bbeSBoris Popov * 3. All advertising materials mentioning features or use of this software 17681a5bbeSBoris Popov * must display the following acknowledgement: 18681a5bbeSBoris Popov * This product includes software developed by Boris Popov. 19681a5bbeSBoris Popov * 4. Neither the name of the author nor the names of any co-contributors 20681a5bbeSBoris Popov * may be used to endorse or promote products derived from this software 21681a5bbeSBoris Popov * without specific prior written permission. 22681a5bbeSBoris Popov * 23681a5bbeSBoris Popov * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24681a5bbeSBoris Popov * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25681a5bbeSBoris Popov * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26681a5bbeSBoris Popov * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 27681a5bbeSBoris Popov * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28681a5bbeSBoris Popov * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29681a5bbeSBoris Popov * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30681a5bbeSBoris Popov * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31681a5bbeSBoris Popov * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32681a5bbeSBoris Popov * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33681a5bbeSBoris Popov * SUCH DAMAGE. 34681a5bbeSBoris Popov */ 35ab0de15bSDavid E. O'Brien 36ab0de15bSDavid E. O'Brien #include <sys/cdefs.h> 37ab0de15bSDavid E. O'Brien __FBSDID("$FreeBSD$"); 38ab0de15bSDavid E. O'Brien 39681a5bbeSBoris Popov #include <sys/param.h> 40681a5bbeSBoris Popov #include <sys/malloc.h> 41681a5bbeSBoris Popov #include <sys/kernel.h> 42681a5bbeSBoris Popov #include <sys/systm.h> 43681a5bbeSBoris Popov #include <sys/conf.h> 44681a5bbeSBoris Popov #include <sys/proc.h> 45681a5bbeSBoris Popov #include <sys/fcntl.h> 46681a5bbeSBoris Popov #include <sys/socket.h> 47681a5bbeSBoris Popov #include <sys/socketvar.h> 48681a5bbeSBoris Popov #include <sys/sysctl.h> 49190b2c4fSTim J. Robbins #include <sys/endian.h> 50190b2c4fSTim J. Robbins #include <sys/mbuf.h> 51190b2c4fSTim J. Robbins #include <sys/mchain.h> 52681a5bbeSBoris Popov #include <sys/md4.h> 53190b2c4fSTim J. Robbins #include <sys/md5.h> 54681a5bbeSBoris Popov #include <sys/iconv.h> 55681a5bbeSBoris Popov 56681a5bbeSBoris Popov #include <netsmb/smb.h> 57681a5bbeSBoris Popov #include <netsmb/smb_conn.h> 58681a5bbeSBoris Popov #include <netsmb/smb_subr.h> 59190b2c4fSTim J. Robbins #include <netsmb/smb_rq.h> 60681a5bbeSBoris Popov #include <netsmb/smb_dev.h> 61681a5bbeSBoris Popov 62681a5bbeSBoris Popov #include "opt_netsmb.h" 63681a5bbeSBoris Popov 64681a5bbeSBoris Popov #ifdef NETSMBCRYPTO 65681a5bbeSBoris Popov 66681a5bbeSBoris Popov #include <crypto/des/des.h> 67681a5bbeSBoris Popov 68681a5bbeSBoris Popov static u_char N8[] = {0x4b, 0x47, 0x53, 0x21, 0x40, 0x23, 0x24, 0x25}; 69681a5bbeSBoris Popov 70681a5bbeSBoris Popov 71681a5bbeSBoris Popov static void 72681a5bbeSBoris Popov smb_E(const u_char *key, u_char *data, u_char *dest) 73681a5bbeSBoris Popov { 74681a5bbeSBoris Popov des_key_schedule *ksp; 75681a5bbeSBoris Popov u_char kk[8]; 76681a5bbeSBoris Popov 77681a5bbeSBoris Popov kk[0] = key[0] & 0xfe; 78681a5bbeSBoris Popov kk[1] = key[0] << 7 | (key[1] >> 1 & 0xfe); 79681a5bbeSBoris Popov kk[2] = key[1] << 6 | (key[2] >> 2 & 0xfe); 80681a5bbeSBoris Popov kk[3] = key[2] << 5 | (key[3] >> 3 & 0xfe); 81681a5bbeSBoris Popov kk[4] = key[3] << 4 | (key[4] >> 4 & 0xfe); 82681a5bbeSBoris Popov kk[5] = key[4] << 3 | (key[5] >> 5 & 0xfe); 83681a5bbeSBoris Popov kk[6] = key[5] << 2 | (key[6] >> 6 & 0xfe); 84681a5bbeSBoris Popov kk[7] = key[6] << 1; 85a163d034SWarner Losh ksp = malloc(sizeof(des_key_schedule), M_SMBTEMP, M_WAITOK); 8633841545SHajimu UMEMOTO des_set_key((des_cblock *)kk, *ksp); 8733841545SHajimu UMEMOTO des_ecb_encrypt((des_cblock *)data, (des_cblock *)dest, *ksp, 1); 88681a5bbeSBoris Popov free(ksp, M_SMBTEMP); 89681a5bbeSBoris Popov } 90681a5bbeSBoris Popov #endif 91681a5bbeSBoris Popov 92681a5bbeSBoris Popov 93681a5bbeSBoris Popov int 94681a5bbeSBoris Popov smb_encrypt(const u_char *apwd, u_char *C8, u_char *RN) 95681a5bbeSBoris Popov { 96681a5bbeSBoris Popov #ifdef NETSMBCRYPTO 97681a5bbeSBoris Popov u_char *p, *P14, *S21; 98681a5bbeSBoris Popov 99a163d034SWarner Losh p = malloc(14 + 21, M_SMBTEMP, M_WAITOK); 100681a5bbeSBoris Popov bzero(p, 14 + 21); 101681a5bbeSBoris Popov P14 = p; 102681a5bbeSBoris Popov S21 = p + 14; 103681a5bbeSBoris Popov bcopy(apwd, P14, min(14, strlen(apwd))); 104681a5bbeSBoris Popov /* 105681a5bbeSBoris Popov * S21 = concat(Ex(P14, N8), zeros(5)); 106681a5bbeSBoris Popov */ 107681a5bbeSBoris Popov smb_E(P14, N8, S21); 108681a5bbeSBoris Popov smb_E(P14 + 7, N8, S21 + 8); 109681a5bbeSBoris Popov 110681a5bbeSBoris Popov smb_E(S21, C8, RN); 111681a5bbeSBoris Popov smb_E(S21 + 7, C8, RN + 8); 112681a5bbeSBoris Popov smb_E(S21 + 14, C8, RN + 16); 113681a5bbeSBoris Popov free(p, M_SMBTEMP); 114681a5bbeSBoris Popov return 0; 115681a5bbeSBoris Popov #else 116681a5bbeSBoris Popov SMBERROR("password encryption is not available\n"); 117681a5bbeSBoris Popov bzero(RN, 24); 118681a5bbeSBoris Popov return EAUTH; 119681a5bbeSBoris Popov #endif 120681a5bbeSBoris Popov } 121681a5bbeSBoris Popov 122681a5bbeSBoris Popov int 123681a5bbeSBoris Popov smb_ntencrypt(const u_char *apwd, u_char *C8, u_char *RN) 124681a5bbeSBoris Popov { 125681a5bbeSBoris Popov #ifdef NETSMBCRYPTO 126681a5bbeSBoris Popov u_char S21[21]; 127681a5bbeSBoris Popov u_int16_t *unipwd; 128681a5bbeSBoris Popov MD4_CTX *ctxp; 129681a5bbeSBoris Popov int len; 130681a5bbeSBoris Popov 131681a5bbeSBoris Popov len = strlen(apwd); 132a163d034SWarner Losh unipwd = malloc((len + 1) * sizeof(u_int16_t), M_SMBTEMP, M_WAITOK); 133681a5bbeSBoris Popov /* 134681a5bbeSBoris Popov * S21 = concat(MD4(U(apwd)), zeros(5)); 135681a5bbeSBoris Popov */ 136681a5bbeSBoris Popov smb_strtouni(unipwd, apwd); 137a163d034SWarner Losh ctxp = malloc(sizeof(MD4_CTX), M_SMBTEMP, M_WAITOK); 138681a5bbeSBoris Popov MD4Init(ctxp); 139681a5bbeSBoris Popov MD4Update(ctxp, (u_char*)unipwd, len * sizeof(u_int16_t)); 140681a5bbeSBoris Popov free(unipwd, M_SMBTEMP); 141681a5bbeSBoris Popov bzero(S21, 21); 142681a5bbeSBoris Popov MD4Final(S21, ctxp); 143681a5bbeSBoris Popov free(ctxp, M_SMBTEMP); 144681a5bbeSBoris Popov 145681a5bbeSBoris Popov smb_E(S21, C8, RN); 146681a5bbeSBoris Popov smb_E(S21 + 7, C8, RN + 8); 147681a5bbeSBoris Popov smb_E(S21 + 14, C8, RN + 16); 148681a5bbeSBoris Popov return 0; 149681a5bbeSBoris Popov #else 150681a5bbeSBoris Popov SMBERROR("password encryption is not available\n"); 151681a5bbeSBoris Popov bzero(RN, 24); 152681a5bbeSBoris Popov return EAUTH; 153681a5bbeSBoris Popov #endif 154681a5bbeSBoris Popov } 155681a5bbeSBoris Popov 156190b2c4fSTim J. Robbins /* 157190b2c4fSTim J. Robbins * Calculate message authentication code (MAC) key for virtual circuit. 158190b2c4fSTim J. Robbins */ 159190b2c4fSTim J. Robbins int 160190b2c4fSTim J. Robbins smb_calcmackey(struct smb_vc *vcp) 161190b2c4fSTim J. Robbins { 162190b2c4fSTim J. Robbins #ifdef NETSMBCRYPTO 163190b2c4fSTim J. Robbins const char *pwd; 164190b2c4fSTim J. Robbins u_int16_t *unipwd; 165190b2c4fSTim J. Robbins int len; 166190b2c4fSTim J. Robbins MD4_CTX md4; 167190b2c4fSTim J. Robbins u_char S16[16], S21[21]; 168190b2c4fSTim J. Robbins 169190b2c4fSTim J. Robbins KASSERT(vcp->vc_hflags2 & SMB_FLAGS2_SECURITY_SIGNATURE, 170190b2c4fSTim J. Robbins ("signatures not enabled")); 171190b2c4fSTim J. Robbins 172190b2c4fSTim J. Robbins if (vcp->vc_mackey != NULL) { 173190b2c4fSTim J. Robbins free(vcp->vc_mackey, M_SMBTEMP); 174190b2c4fSTim J. Robbins vcp->vc_mackey = NULL; 175190b2c4fSTim J. Robbins vcp->vc_mackeylen = 0; 176190b2c4fSTim J. Robbins vcp->vc_seqno = 0; 177190b2c4fSTim J. Robbins } 178190b2c4fSTim J. Robbins 179190b2c4fSTim J. Robbins /* 180190b2c4fSTim J. Robbins * The partial MAC key is the concatenation of the 16 byte session 181190b2c4fSTim J. Robbins * key and the 24 byte challenge response. 182190b2c4fSTim J. Robbins */ 183190b2c4fSTim J. Robbins vcp->vc_mackeylen = 16 + 24; 184190b2c4fSTim J. Robbins vcp->vc_mackey = malloc(vcp->vc_mackeylen, M_SMBTEMP, M_WAITOK); 185190b2c4fSTim J. Robbins 186190b2c4fSTim J. Robbins /* 187190b2c4fSTim J. Robbins * Calculate session key: 188190b2c4fSTim J. Robbins * MD4(MD4(U(PN))) 189190b2c4fSTim J. Robbins */ 190190b2c4fSTim J. Robbins pwd = smb_vc_getpass(vcp); 191190b2c4fSTim J. Robbins len = strlen(pwd); 192190b2c4fSTim J. Robbins unipwd = malloc((len + 1) * sizeof(u_int16_t), M_SMBTEMP, M_WAITOK); 193190b2c4fSTim J. Robbins smb_strtouni(unipwd, pwd); 194190b2c4fSTim J. Robbins MD4Init(&md4); 195190b2c4fSTim J. Robbins MD4Update(&md4, (u_char *)unipwd, len * sizeof(u_int16_t)); 196190b2c4fSTim J. Robbins MD4Final(S16, &md4); 197190b2c4fSTim J. Robbins MD4Init(&md4); 198190b2c4fSTim J. Robbins MD4Update(&md4, S16, 16); 199190b2c4fSTim J. Robbins MD4Final(vcp->vc_mackey, &md4); 200190b2c4fSTim J. Robbins free(unipwd, M_SMBTEMP); 201190b2c4fSTim J. Robbins 202190b2c4fSTim J. Robbins /* 203190b2c4fSTim J. Robbins * Calculate response to challenge: 204190b2c4fSTim J. Robbins * Ex(concat(MD4(U(pass)), zeros(5)), C8) 205190b2c4fSTim J. Robbins */ 206190b2c4fSTim J. Robbins bzero(S21, 21); 207190b2c4fSTim J. Robbins bcopy(S16, S21, 16); 208190b2c4fSTim J. Robbins smb_E(S21, vcp->vc_ch, vcp->vc_mackey + 16); 209190b2c4fSTim J. Robbins smb_E(S21 + 7, vcp->vc_ch, vcp->vc_mackey + 24); 210190b2c4fSTim J. Robbins smb_E(S21 + 14, vcp->vc_ch, vcp->vc_mackey + 32); 211190b2c4fSTim J. Robbins 212190b2c4fSTim J. Robbins return (0); 213190b2c4fSTim J. Robbins #else 214190b2c4fSTim J. Robbins panic("smb_calcmackey: encryption not available"); 215190b2c4fSTim J. Robbins return (0); 216190b2c4fSTim J. Robbins #endif /* NETSMBCRYPTO */ 217190b2c4fSTim J. Robbins } 218190b2c4fSTim J. Robbins 219190b2c4fSTim J. Robbins /* 220190b2c4fSTim J. Robbins * Sign request with MAC. 221190b2c4fSTim J. Robbins */ 222190b2c4fSTim J. Robbins int 223190b2c4fSTim J. Robbins smb_rq_sign(struct smb_rq *rqp) 224190b2c4fSTim J. Robbins { 225190b2c4fSTim J. Robbins #ifdef NETSMBCRYPTO 226190b2c4fSTim J. Robbins struct smb_vc *vcp = rqp->sr_vc; 227190b2c4fSTim J. Robbins struct mbchain *mbp; 228190b2c4fSTim J. Robbins struct mbuf *mb; 229190b2c4fSTim J. Robbins MD5_CTX md5; 230190b2c4fSTim J. Robbins u_char digest[16]; 231190b2c4fSTim J. Robbins 232190b2c4fSTim J. Robbins KASSERT(vcp->vc_hflags2 & SMB_FLAGS2_SECURITY_SIGNATURE, 233190b2c4fSTim J. Robbins ("signatures not enabled")); 234190b2c4fSTim J. Robbins 235190b2c4fSTim J. Robbins if (vcp->vc_mackey == NULL) 236190b2c4fSTim J. Robbins /* XXX Should assert that cmd == SMB_COM_NEGOTIATE. */ 237190b2c4fSTim J. Robbins return (0); 238190b2c4fSTim J. Robbins 239190b2c4fSTim J. Robbins /* 240190b2c4fSTim J. Robbins * This is a bit of a kludge. If the request is non-TRANSACTION, 241190b2c4fSTim J. Robbins * or it is the first request of a transaction, give it the next 242190b2c4fSTim J. Robbins * sequence number, and expect the reply to have the sequence number 243190b2c4fSTim J. Robbins * following that one. Otherwise, it is a secondary request in 244190b2c4fSTim J. Robbins * a transaction, and it gets the same sequence numbers as the 245190b2c4fSTim J. Robbins * primary request. 246190b2c4fSTim J. Robbins */ 247190b2c4fSTim J. Robbins if (rqp->sr_t2 == NULL || 248190b2c4fSTim J. Robbins (rqp->sr_t2->t2_flags & SMBT2_SECONDARY) == 0) { 249190b2c4fSTim J. Robbins rqp->sr_seqno = vcp->vc_seqno++; 250190b2c4fSTim J. Robbins rqp->sr_rseqno = vcp->vc_seqno++; 251190b2c4fSTim J. Robbins } else { 252190b2c4fSTim J. Robbins /* 253190b2c4fSTim J. Robbins * Sequence numbers are already in the struct because 254190b2c4fSTim J. Robbins * smb_t2_request_int() uses the same one for all the 255190b2c4fSTim J. Robbins * requests in the transaction. 256190b2c4fSTim J. Robbins * (At least we hope so.) 257190b2c4fSTim J. Robbins */ 258190b2c4fSTim J. Robbins KASSERT(rqp->sr_t2 == NULL || 259190b2c4fSTim J. Robbins (rqp->sr_t2->t2_flags & SMBT2_SECONDARY) == 0 || 260190b2c4fSTim J. Robbins rqp->sr_t2->t2_rq == rqp, 261190b2c4fSTim J. Robbins ("sec t2 rq not using same smb_rq")); 262190b2c4fSTim J. Robbins } 263190b2c4fSTim J. Robbins 264190b2c4fSTim J. Robbins /* Initialize sec. signature field to sequence number + zeros. */ 265190b2c4fSTim J. Robbins *(u_int32_t *)rqp->sr_rqsig = htole32(rqp->sr_seqno); 266190b2c4fSTim J. Robbins *(u_int32_t *)(rqp->sr_rqsig + 4) = 0; 267190b2c4fSTim J. Robbins 268190b2c4fSTim J. Robbins /* 269190b2c4fSTim J. Robbins * Compute HMAC-MD5 of packet data, keyed by MAC key. 270190b2c4fSTim J. Robbins * Store the first 8 bytes in the sec. signature field. 271190b2c4fSTim J. Robbins */ 272190b2c4fSTim J. Robbins smb_rq_getrequest(rqp, &mbp); 273190b2c4fSTim J. Robbins MD5Init(&md5); 274190b2c4fSTim J. Robbins MD5Update(&md5, vcp->vc_mackey, vcp->vc_mackeylen); 275190b2c4fSTim J. Robbins for (mb = mbp->mb_top; mb != NULL; mb = mb->m_next) 276190b2c4fSTim J. Robbins MD5Update(&md5, mtod(mb, void *), mb->m_len); 277190b2c4fSTim J. Robbins MD5Final(digest, &md5); 278190b2c4fSTim J. Robbins bcopy(digest, rqp->sr_rqsig, 8); 279190b2c4fSTim J. Robbins 280190b2c4fSTim J. Robbins return (0); 281190b2c4fSTim J. Robbins #else 282190b2c4fSTim J. Robbins panic("smb_rq_sign: encryption not available"); 283190b2c4fSTim J. Robbins return (0); 284190b2c4fSTim J. Robbins #endif /* NETSMBCRYPTO */ 285190b2c4fSTim J. Robbins } 286190b2c4fSTim J. Robbins 287190b2c4fSTim J. Robbins /* 288190b2c4fSTim J. Robbins * Verify reply signature. 289190b2c4fSTim J. Robbins */ 290190b2c4fSTim J. Robbins int 291190b2c4fSTim J. Robbins smb_rq_verify(struct smb_rq *rqp) 292190b2c4fSTim J. Robbins { 293190b2c4fSTim J. Robbins #ifdef NETSMBCRYPTO 294190b2c4fSTim J. Robbins struct smb_vc *vcp = rqp->sr_vc; 295190b2c4fSTim J. Robbins struct mdchain *mdp; 296190b2c4fSTim J. Robbins u_char sigbuf[8]; 297190b2c4fSTim J. Robbins MD5_CTX md5; 298190b2c4fSTim J. Robbins u_char digest[16]; 299190b2c4fSTim J. Robbins struct mbuf *mb; 300190b2c4fSTim J. Robbins 301190b2c4fSTim J. Robbins KASSERT(vcp->vc_hflags2 & SMB_FLAGS2_SECURITY_SIGNATURE, 302190b2c4fSTim J. Robbins ("signatures not enabled")); 303190b2c4fSTim J. Robbins 304190b2c4fSTim J. Robbins if (vcp->vc_mackey == NULL) 305190b2c4fSTim J. Robbins /* XXX Should check that this is a SMB_COM_NEGOTIATE reply. */ 306190b2c4fSTim J. Robbins return (0); 307190b2c4fSTim J. Robbins 308190b2c4fSTim J. Robbins /* 309190b2c4fSTim J. Robbins * Compute HMAC-MD5 of packet data, keyed by MAC key. 310190b2c4fSTim J. Robbins * We play games to pretend the security signature field 311190b2c4fSTim J. Robbins * contains their sequence number, to avoid modifying 312190b2c4fSTim J. Robbins * the packet itself. 313190b2c4fSTim J. Robbins */ 314190b2c4fSTim J. Robbins smb_rq_getreply(rqp, &mdp); 315190b2c4fSTim J. Robbins mb = mdp->md_top; 316190b2c4fSTim J. Robbins KASSERT(mb->m_len >= SMB_HDRLEN, ("forgot to m_pullup")); 317190b2c4fSTim J. Robbins MD5Init(&md5); 318190b2c4fSTim J. Robbins MD5Update(&md5, vcp->vc_mackey, vcp->vc_mackeylen); 319190b2c4fSTim J. Robbins MD5Update(&md5, mtod(mb, void *), 14); 320190b2c4fSTim J. Robbins *(u_int32_t *)sigbuf = htole32(rqp->sr_rseqno); 321190b2c4fSTim J. Robbins *(u_int32_t *)(sigbuf + 4) = 0; 322190b2c4fSTim J. Robbins MD5Update(&md5, sigbuf, 8); 323190b2c4fSTim J. Robbins MD5Update(&md5, mtod(mb, u_char *) + 22, mb->m_len - 22); 324190b2c4fSTim J. Robbins for (mb = mb->m_next; mb != NULL; mb = mb->m_next) 325190b2c4fSTim J. Robbins MD5Update(&md5, mtod(mb, void *), mb->m_len); 326190b2c4fSTim J. Robbins MD5Final(digest, &md5); 327190b2c4fSTim J. Robbins 328190b2c4fSTim J. Robbins /* 329190b2c4fSTim J. Robbins * Now verify the signature. 330190b2c4fSTim J. Robbins */ 331190b2c4fSTim J. Robbins if (bcmp(mtod(mdp->md_top, u_char *) + 14, digest, 8) != 0) 332190b2c4fSTim J. Robbins return (EAUTH); 333190b2c4fSTim J. Robbins 334190b2c4fSTim J. Robbins return (0); 335190b2c4fSTim J. Robbins #else 336190b2c4fSTim J. Robbins panic("smb_rq_verify: encryption not available"); 337190b2c4fSTim J. Robbins return (0); 338190b2c4fSTim J. Robbins #endif /* NETSMBCRYPTO */ 339190b2c4fSTim J. Robbins } 340