1-3-70-release-really-20040809
[openafs.git] / src / WINNT / afsd / smb3.c
1 /*
2  * Copyright 2000, International Business Machines Corporation and others.
3  * All Rights Reserved.
4  * 
5  * This software has been released under the terms of the IBM Public
6  * License.  For details, see the LICENSE file in the top-level source
7  * directory or online at http://www.openafs.org/dl/license10.html
8  */
9
10 #include <afs/param.h>
11 #include <afs/stds.h>
12
13 #ifndef DJGPP
14 #include <windows.h>
15 #define SECURITY_WIN32
16 #include <security.h>
17 #include <lmaccess.h>
18 #endif /* !DJGPP */
19 #include <stdlib.h>
20 #include <malloc.h>
21 #include <string.h>
22 #include <stdio.h>
23 #include <time.h>
24
25 #include <osi.h>
26
27 #include "afsd.h"
28
29 #include "smb.h"
30
31 extern osi_hyper_t hzero;
32
33 smb_packet_t *smb_Directory_Watches = NULL;
34 osi_mutex_t smb_Dir_Watch_Lock;
35
36 smb_tran2Dispatch_t smb_tran2DispatchTable[SMB_TRAN2_NOPCODES];
37
38 smb_tran2Dispatch_t smb_rapDispatchTable[SMB_RAP_NOPCODES];
39
40 /* protected by the smb_globalLock */
41 smb_tran2Packet_t *smb_tran2AssemblyQueuep;
42
43 /* retrieve a held reference to a user structure corresponding to an incoming
44  * request */
45 cm_user_t *smb_GetTran2User(smb_vc_t *vcp, smb_tran2Packet_t *inp)
46 {
47         smb_user_t *uidp;
48     cm_user_t *up = NULL;
49         
50     uidp = smb_FindUID(vcp, inp->uid, 0);
51     if (!uidp) return NULL;
52         
53         lock_ObtainMutex(&uidp->mx);
54     if (uidp->unp) {
55         up = uidp->unp->userp;
56         cm_HoldUser(up);
57     }
58         lock_ReleaseMutex(&uidp->mx);
59
60     smb_ReleaseUID(uidp);
61
62     return up;
63 }
64
65 /*
66  * Return extended attributes.
67  * Right now, we aren't using any of the "new" bits, so this looks exactly
68  * like smb_Attributes() (see smb.c).
69  */
70 unsigned long smb_ExtAttributes(cm_scache_t *scp)
71 {
72         unsigned long attrs;
73
74         if (scp->fileType == CM_SCACHETYPE_DIRECTORY
75             || scp->fileType == CM_SCACHETYPE_MOUNTPOINT)
76                 attrs = SMB_ATTR_DIRECTORY;
77         else
78                 attrs = 0;
79         /*
80          * We used to mark a file RO if it was in an RO volume, but that
81          * turns out to be impolitic in NT.  See defect 10007.
82          */
83 #ifdef notdef
84         if ((scp->unixModeBits & 0222) == 0 || (scp->flags & CM_SCACHEFLAG_RO))
85 #endif
86         if ((scp->unixModeBits & 0222) == 0)
87                 attrs |= SMB_ATTR_READONLY;             /* Read-only */
88
89         if (attrs == 0)
90                 attrs = SMB_ATTR_NORMAL;                /* FILE_ATTRIBUTE_NORMAL */
91
92         return attrs;
93 }
94
95 int smb_V3IsStarMask(char *maskp)
96 {
97     char tc;
98
99         while (tc = *maskp++)
100         if (tc == '?' || tc == '*') 
101             return 1;
102         return 0;
103 }
104
105 unsigned char *smb_ParseString(unsigned char *inp, char **chainpp)
106 {
107     if (chainpp) {
108                 /* skip over null-terminated string */
109                 *chainpp = inp + strlen(inp) + 1;
110     }
111     return inp;
112 }   
113
114 /*DEBUG do not checkin*/
115 void OutputDebugF(char * format, ...) {
116     va_list args;
117     int len;
118     char * buffer;
119
120     va_start( args, format );
121     len = _vscprintf( format, args ) // _vscprintf doesn't count
122                                + 3; // terminating '\0' + '\n'
123     buffer = malloc( len * sizeof(char) );
124     vsprintf( buffer, format, args );
125     osi_Log0(smb_logp, osi_LogSaveString(smb_logp, buffer));
126     strcat(buffer, "\n");
127     OutputDebugString(buffer);
128     free( buffer );
129 }
130
131 void OutputDebugHexDump(unsigned char * buffer, int len) {
132     int i,j,k;
133     char buf[256];
134     static char tr[16] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
135
136     OutputDebugF("Hexdump length [%d]",len);
137
138     for(i=0;i<len;i++) {
139         if(!(i%16)) {
140             if(i) {
141                 osi_Log0(smb_logp, osi_LogSaveString(smb_logp, buf));
142                 strcat(buf,"\n");
143                 OutputDebugString(buf);
144             }
145             sprintf(buf,"%5x",i);
146             memset(buf+5,' ',80);
147             buf[85] = 0;
148         }
149
150         j = (i%16);
151         j = j*3 + 7 + ((j>7)?1:0);
152         k = buffer[i];
153
154         buf[j] = tr[k / 16]; buf[j+1] = tr[k % 16];
155
156         j = (i%16);
157         j = j + 56 + ((j>7)?1:0);
158
159         buf[j] = (k>32 && k<127)?k:'.';
160     }    
161     if(i) {
162         osi_Log0(smb_logp, osi_LogSaveString(smb_logp, buf));
163         strcat(buf,"\n");
164         OutputDebugString(buf);
165 }   
166 }
167 /**/
168
169 #define SMB_EXT_SEC_PACKAGE_NAME "Negotiate"
170 void smb_NegotiateExtendedSecurity(void ** secBlob, int * secBlobLength){
171     SECURITY_STATUS status, istatus;
172         CredHandle creds = {0,0};
173         TimeStamp expiry;
174         SecBufferDesc secOut;
175         SecBuffer secTok;
176         CtxtHandle ctx;
177         ULONG flags;
178
179         *secBlob = NULL;
180         *secBlobLength = 0;
181
182     OutputDebugF("Negotiating Extended Security");
183
184         status = AcquireCredentialsHandle(
185                 NULL,
186                 SMB_EXT_SEC_PACKAGE_NAME,
187                 SECPKG_CRED_INBOUND,
188                 NULL,
189                 NULL,
190                 NULL,
191                 NULL,
192                 &creds,
193                 &expiry);
194
195         if (status != SEC_E_OK) {
196                 /* Really bad. We return an empty security blob */
197                 OutputDebugF("AcquireCredentialsHandle failed with %lX", status);
198                 goto nes_0;
199         }
200
201         secOut.cBuffers = 1;
202         secOut.pBuffers = &secTok;
203         secOut.ulVersion = SECBUFFER_VERSION;
204
205         secTok.BufferType = SECBUFFER_TOKEN;
206         secTok.cbBuffer = 0;
207         secTok.pvBuffer = NULL;
208
209         ctx.dwLower = ctx.dwUpper = 0;
210
211         status = AcceptSecurityContext(
212                 &creds,
213                 NULL,
214                 NULL,
215         ASC_REQ_CONNECTION | ASC_REQ_EXTENDED_ERROR | ASC_REQ_ALLOCATE_MEMORY,
216                 SECURITY_NETWORK_DREP,
217                 &ctx,
218                 &secOut,
219                 &flags,
220                 &expiry
221                 );
222
223         if (status == SEC_I_COMPLETE_NEEDED || status == SEC_I_COMPLETE_AND_CONTINUE) {
224                 OutputDebugF("Completing token...");
225                 istatus = CompleteAuthToken(&ctx, &secOut);
226         if ( istatus != SEC_E_OK )
227             OutputDebugF("Token completion failed: %x", istatus);
228         }
229
230         if (status == SEC_I_COMPLETE_AND_CONTINUE || status == SEC_I_CONTINUE_NEEDED) {
231                 if (secTok.pvBuffer) {
232                         *secBlobLength = secTok.cbBuffer;
233                         *secBlob = malloc( secTok.cbBuffer );
234                         memcpy(*secBlob, secTok.pvBuffer, secTok.cbBuffer );
235                 }
236         } else {
237         if ( status != SEC_E_OK )
238             OutputDebugF("AcceptSecurityContext status != CONTINUE  %lX", status);
239     }
240
241     /* Discard partial security context */
242     DeleteSecurityContext(&ctx);
243
244         if (secTok.pvBuffer) FreeContextBuffer( secTok.pvBuffer );
245
246         /* Discard credentials handle.  We'll reacquire one when we get the session setup X */
247         FreeCredentialsHandle(&creds);
248
249   nes_0:
250         return;
251 }
252
253 struct smb_ext_context {
254         CredHandle creds;
255         CtxtHandle ctx;
256         int partialTokenLen;
257         void * partialToken;
258 };
259
260 long smb_AuthenticateUserExt(smb_vc_t * vcp, char * usern, char * secBlobIn, int secBlobInLength, char ** secBlobOut, int * secBlobOutLength) {
261     SECURITY_STATUS status, istatus;
262         CredHandle creds;
263         TimeStamp expiry;
264         long code = 0;
265         SecBufferDesc secBufIn;
266         SecBuffer secTokIn;
267         SecBufferDesc secBufOut;
268         SecBuffer secTokOut;
269         CtxtHandle ctx;
270         struct smb_ext_context * secCtx = NULL;
271         struct smb_ext_context * newSecCtx = NULL;
272         void * assembledBlob = NULL;
273         int assembledBlobLength = 0;
274         ULONG flags;
275
276         OutputDebugF("In smb_AuthenticateUserExt");
277
278         *secBlobOut = NULL;
279         *secBlobOutLength = 0;
280
281         if (vcp->flags & SMB_VCFLAG_AUTH_IN_PROGRESS) {
282                 secCtx = vcp->secCtx;
283                 lock_ObtainMutex(&vcp->mx);
284                 vcp->flags &= ~SMB_VCFLAG_AUTH_IN_PROGRESS;
285                 vcp->secCtx = NULL;
286                 lock_ReleaseMutex(&vcp->mx);
287         }
288
289     if (secBlobIn) {
290         OutputDebugF("Received incoming token:");
291         OutputDebugHexDump(secBlobIn,secBlobInLength);
292     }
293     
294     if (secCtx) {
295         OutputDebugF("Continuing with existing context.");              
296         creds = secCtx->creds;
297         ctx = secCtx->ctx;
298
299                 if (secCtx->partialToken) {
300                         assembledBlobLength = secCtx->partialTokenLen + secBlobInLength;
301                         assembledBlob = malloc(assembledBlobLength);
302             memcpy(assembledBlob,secCtx->partialToken, secCtx->partialTokenLen);
303                         memcpy(((BYTE *)assembledBlob) + secCtx->partialTokenLen, secBlobIn, secBlobInLength);
304                 }
305         } else {
306                 status = AcquireCredentialsHandle(
307                         NULL,
308                         SMB_EXT_SEC_PACKAGE_NAME,
309                         SECPKG_CRED_INBOUND,
310                         NULL,
311                         NULL,
312                         NULL,
313                         NULL,
314                         &creds,
315                         &expiry);
316
317                 if (status != SEC_E_OK) {
318                         OutputDebugF("Can't acquire Credentials handle [%lX]", status);
319                         code = CM_ERROR_BADPASSWORD; /* means "try again when I'm sober" */
320                         goto aue_0;
321                 }
322
323                 ctx.dwLower = 0;
324                 ctx.dwUpper = 0;
325         }
326
327     secBufIn.cBuffers = 1;
328         secBufIn.pBuffers = &secTokIn;
329         secBufIn.ulVersion = SECBUFFER_VERSION;
330
331         secTokIn.BufferType = SECBUFFER_TOKEN;
332         if (assembledBlob) {
333                 secTokIn.cbBuffer = assembledBlobLength;
334                 secTokIn.pvBuffer = assembledBlob;
335         } else {
336                 secTokIn.cbBuffer = secBlobInLength;
337                 secTokIn.pvBuffer = secBlobIn;
338         }
339
340         secBufOut.cBuffers = 1;
341         secBufOut.pBuffers = &secTokOut;
342         secBufOut.ulVersion = SECBUFFER_VERSION;
343
344         secTokOut.BufferType = SECBUFFER_TOKEN;
345         secTokOut.cbBuffer = 0;
346         secTokOut.pvBuffer = NULL;
347
348         status = AcceptSecurityContext(
349                 &creds,
350                 ((secCtx)?&ctx:NULL),
351                 &secBufIn,
352                 ASC_REQ_CONNECTION | ASC_REQ_EXTENDED_ERROR     | ASC_REQ_ALLOCATE_MEMORY,
353                 SECURITY_NETWORK_DREP,
354                 &ctx,
355                 &secBufOut,
356                 &flags,
357                 &expiry
358                 );
359
360         if (status == SEC_I_COMPLETE_NEEDED || status == SEC_I_COMPLETE_AND_CONTINUE) {
361                 OutputDebugF("Completing token...");
362                 istatus = CompleteAuthToken(&ctx, &secBufOut);
363         if ( istatus != SEC_E_OK )
364             OutputDebugF("Token completion failed: %lX", istatus);
365         }
366
367         if (status == SEC_I_COMPLETE_AND_CONTINUE || status == SEC_I_CONTINUE_NEEDED) {
368                 OutputDebugF("Continue needed");
369
370                 newSecCtx = malloc(sizeof(*newSecCtx));
371
372                 newSecCtx->creds = creds;
373                 newSecCtx->ctx = ctx;
374                 newSecCtx->partialToken = NULL;
375                 newSecCtx->partialTokenLen = 0;
376
377                 lock_ObtainMutex( &vcp->mx );
378                 vcp->flags |= SMB_VCFLAG_AUTH_IN_PROGRESS;
379                 vcp->secCtx = newSecCtx;
380                 lock_ReleaseMutex( &vcp->mx );
381
382                 code = CM_ERROR_GSSCONTINUE;
383         }
384
385         if ((status == SEC_I_COMPLETE_NEEDED || status == SEC_E_OK || 
386          status == SEC_I_COMPLETE_AND_CONTINUE || status == SEC_I_CONTINUE_NEEDED) && 
387         secTokOut.pvBuffer) {
388                 OutputDebugF("Need to send token back to client");
389
390                 *secBlobOutLength = secTokOut.cbBuffer;
391                 *secBlobOut = malloc(secTokOut.cbBuffer);
392                 memcpy(*secBlobOut, secTokOut.pvBuffer, secTokOut.cbBuffer);
393
394         OutputDebugF("Outgoing token:");
395         OutputDebugHexDump(*secBlobOut,*secBlobOutLength);
396         } else if (status == SEC_E_INCOMPLETE_MESSAGE) {
397                 OutputDebugF("Incomplete message");
398
399                 newSecCtx = malloc(sizeof(*newSecCtx));
400
401                 newSecCtx->creds = creds;
402                 newSecCtx->ctx = ctx;
403                 newSecCtx->partialToken = malloc(secTokOut.cbBuffer);
404                 memcpy(newSecCtx->partialToken, secTokOut.pvBuffer, secTokOut.cbBuffer);
405                 newSecCtx->partialTokenLen = secTokOut.cbBuffer;
406
407                 lock_ObtainMutex( &vcp->mx );
408                 vcp->flags |= SMB_VCFLAG_AUTH_IN_PROGRESS;
409                 vcp->secCtx = newSecCtx;
410                 lock_ReleaseMutex( &vcp->mx );
411
412                 code = CM_ERROR_GSSCONTINUE;
413         }
414
415         if (status == SEC_E_OK || status == SEC_I_COMPLETE_NEEDED) {
416                 /* woo hoo! */
417                 SecPkgContext_Names names;
418
419                 OutputDebugF("Authentication completed");
420         OutputDebugF("Returned flags : [%lX]", flags);
421
422                 if (!QueryContextAttributes(&ctx, SECPKG_ATTR_NAMES, &names)) {
423             OutputDebugF("Received name [%s]", names.sUserName);
424             strcpy(usern, names.sUserName);
425             strlwr(usern); /* in tandem with smb_GetNormalizedUsername */
426             FreeContextBuffer(names.sUserName);
427         } else {
428             /* Force the user to retry if the context is invalid */
429             OutputDebugF("QueryContextAttributes Names failed [%x]", GetLastError());
430             code = CM_ERROR_BADPASSWORD; 
431         }
432         } else if (!code) {
433         switch ( status ) {
434         case SEC_E_INVALID_TOKEN:
435             OutputDebugF("Returning bad password :: INVALID_TOKEN");
436             break;
437         case SEC_E_INVALID_HANDLE:
438             OutputDebugF("Returning bad password :: INVALID_HANDLE");
439             break;
440         case SEC_E_LOGON_DENIED:
441             OutputDebugF("Returning bad password :: LOGON_DENIED");
442             break;
443         case SEC_E_UNKNOWN_CREDENTIALS:
444             OutputDebugF("Returning bad password :: UNKNOWN_CREDENTIALS");
445             break;
446         case SEC_E_NO_CREDENTIALS:
447             OutputDebugF("Returning bad password :: NO_CREDENTIALS");
448             break;
449         case SEC_E_CONTEXT_EXPIRED:
450             OutputDebugF("Returning bad password :: CONTEXT_EXPIRED");
451             break;
452         case SEC_E_INCOMPLETE_CREDENTIALS:
453             OutputDebugF("Returning bad password :: INCOMPLETE_CREDENTIALS");
454             break;
455         case SEC_E_WRONG_PRINCIPAL:
456             OutputDebugF("Returning bad password :: WRONG_PRINCIPAL");
457             break;
458         case SEC_E_TIME_SKEW:
459             OutputDebugF("Returning bad password :: TIME_SKEW");
460             break;
461         default:
462             OutputDebugF("Returning bad password :: Status == %lX", status);
463         }
464                 code = CM_ERROR_BADPASSWORD;
465         }
466
467         if (secCtx) {
468                 if (secCtx->partialToken) free(secCtx->partialToken);
469                 free(secCtx);
470         }
471
472         if (assembledBlob) {
473                 free(assembledBlob);
474         }
475
476         if (secTokOut.pvBuffer)
477                 FreeContextBuffer(secTokOut.pvBuffer);
478
479         if (code != CM_ERROR_GSSCONTINUE) {
480                 DeleteSecurityContext(&ctx);
481                 FreeCredentialsHandle(&creds);
482         }
483
484   aue_0:
485         return code;
486 }
487
488 #define P_LEN 256
489 #define P_RESP_LEN 128
490
491 /* LsaLogonUser expects input parameters to be in a contiguous block of memory. 
492    So put stuff in a struct. */
493 struct Lm20AuthBlob {
494         MSV1_0_LM20_LOGON lmlogon;
495         BYTE ciResponse[P_RESP_LEN];    /* Unicode representation */
496         BYTE csResponse[P_RESP_LEN];    /* ANSI representation */
497         WCHAR accountNameW[P_LEN];
498         WCHAR primaryDomainW[P_LEN];
499         WCHAR workstationW[MAX_COMPUTERNAME_LENGTH + 1];
500         TOKEN_GROUPS tgroups;
501         TOKEN_SOURCE tsource;
502 };
503
504 long smb_AuthenticateUserLM(smb_vc_t *vcp, char * accountName, char * primaryDomain, char * ciPwd, unsigned ciPwdLength, char * csPwd, unsigned csPwdLength) {
505
506         NTSTATUS nts, ntsEx;
507         struct Lm20AuthBlob lmAuth;
508         PMSV1_0_LM20_LOGON_PROFILE lmprofilep;
509         QUOTA_LIMITS quotaLimits;
510         DWORD size;
511         ULONG lmprofilepSize;
512         LUID lmSession;
513         HANDLE lmToken;
514
515         OutputDebugF("In smb_AuthenticateUser for user [%s] domain [%s]", accountName, primaryDomain);
516         OutputDebugF("ciPwdLength is %d and csPwdLength is %d", ciPwdLength, csPwdLength);
517
518         if (ciPwdLength > P_RESP_LEN || csPwdLength > P_RESP_LEN) {
519                 OutputDebugF("ciPwdLength or csPwdLength is too long");
520                 return CM_ERROR_BADPASSWORD;
521         }
522
523         memset(&lmAuth,0,sizeof(lmAuth));
524
525         lmAuth.lmlogon.MessageType = MsV1_0NetworkLogon;
526         
527         lmAuth.lmlogon.LogonDomainName.Buffer = lmAuth.primaryDomainW;
528         mbstowcs(lmAuth.primaryDomainW, primaryDomain, P_LEN);
529         lmAuth.lmlogon.LogonDomainName.Length = wcslen(lmAuth.primaryDomainW) * sizeof(WCHAR);
530         lmAuth.lmlogon.LogonDomainName.MaximumLength = P_LEN * sizeof(WCHAR);
531
532         lmAuth.lmlogon.UserName.Buffer = lmAuth.accountNameW;
533         mbstowcs(lmAuth.accountNameW, accountName, P_LEN);
534         lmAuth.lmlogon.UserName.Length = wcslen(lmAuth.accountNameW) * sizeof(WCHAR);
535         lmAuth.lmlogon.UserName.MaximumLength = P_LEN * sizeof(WCHAR);
536
537         lmAuth.lmlogon.Workstation.Buffer = lmAuth.workstationW;
538         lmAuth.lmlogon.Workstation.MaximumLength = (MAX_COMPUTERNAME_LENGTH + 1) * sizeof(WCHAR);
539         size = MAX_COMPUTERNAME_LENGTH + 1;
540         GetComputerNameW(lmAuth.workstationW, &size);
541     lmAuth.lmlogon.Workstation.Length = wcslen(lmAuth.workstationW) * sizeof(WCHAR);
542
543         memcpy(lmAuth.lmlogon.ChallengeToClient, vcp->encKey, MSV1_0_CHALLENGE_LENGTH);
544
545         lmAuth.lmlogon.CaseInsensitiveChallengeResponse.Buffer = lmAuth.ciResponse;
546         lmAuth.lmlogon.CaseInsensitiveChallengeResponse.Length = ciPwdLength;
547         lmAuth.lmlogon.CaseInsensitiveChallengeResponse.MaximumLength = P_RESP_LEN;
548         memcpy(lmAuth.ciResponse, ciPwd, ciPwdLength);
549
550         lmAuth.lmlogon.CaseSensitiveChallengeResponse.Buffer = lmAuth.csResponse;
551         lmAuth.lmlogon.CaseSensitiveChallengeResponse.Length = csPwdLength;
552         lmAuth.lmlogon.CaseSensitiveChallengeResponse.MaximumLength = P_RESP_LEN;
553         memcpy(lmAuth.csResponse, csPwd, csPwdLength);
554
555         lmAuth.lmlogon.ParameterControl = 0;
556
557         lmAuth.tgroups.GroupCount = 0;
558         lmAuth.tgroups.Groups[0].Sid = NULL;
559         lmAuth.tgroups.Groups[0].Attributes = 0;
560
561         lmAuth.tsource.SourceIdentifier.HighPart = 0;
562         lmAuth.tsource.SourceIdentifier.LowPart = (DWORD) vcp;
563         strcpy(lmAuth.tsource.SourceName,"OpenAFS"); /* 8 char limit */
564
565         nts = LsaLogonUser(
566                 smb_lsaHandle,
567                 &smb_lsaLogonOrigin,
568                 Network, /*3*/
569         smb_lsaSecPackage,
570                 &lmAuth,
571                 sizeof(lmAuth),
572         &lmAuth.tgroups,
573                 &lmAuth.tsource,
574                 &lmprofilep,
575                 &lmprofilepSize,
576                 &lmSession,
577                 &lmToken,
578                 &quotaLimits,
579                 &ntsEx);
580
581         OutputDebugF("Return from LsaLogonUser is 0x%lX", nts);
582         OutputDebugF("Extended status is 0x%lX", ntsEx);
583
584         if (nts == ERROR_SUCCESS) {
585                 /* free the token */
586                 LsaFreeReturnBuffer(lmprofilep);
587         CloseHandle(lmToken);
588                 return 0;
589         } else {
590                 /* No AFS for you */
591                 if (nts == 0xC000015BL)
592                         return CM_ERROR_BADLOGONTYPE;
593                 else /* our catchall is a bad password though we could be more specific */
594                         return CM_ERROR_BADPASSWORD;
595         }
596 }
597
598 /* The buffer pointed to by usern is assumed to be at least SMB_MAX_USERNAME_LENGTH bytes */
599 long smb_GetNormalizedUsername(char * usern, const char * accountName, const char * domainName) {
600
601         char * atsign;
602         const char * domain;
603
604         /* check if we have sane input */
605         if ((strlen(accountName) + strlen(domainName) + 1) > SMB_MAX_USERNAME_LENGTH)
606                 return 1;
607
608         /* we could get : [accountName][domainName]
609            [user][domain]
610            [user@domain][]
611            [user][]/[user][?]
612            [][]/[][?] */
613
614         atsign = strchr(accountName, '@');
615
616         if (atsign) /* [user@domain][] -> [user@domain][domain] */
617                 domain = atsign + 1;
618         else
619                 domain = domainName;
620
621         /* if for some reason the client doesn't know what domain to use,
622                    it will either return an empty string or a '?' */
623         if (!domain[0] || domain[0] == '?')
624                 /* Empty domains and empty usernames are usually sent from tokenless contexts.
625                    This way such logins will get an empty username (easy to check).  I don't know 
626                    when a non-empty username would be supplied with an anonymous domain, but *shrug* */
627                 strcpy(usern,accountName);
628         else {
629                 /* TODO: what about WIN.MIT.EDU\user vs. WIN\user? */
630                 strcpy(usern,domain);
631                 strcat(usern,"\\");
632                 if (atsign)
633                         strncat(usern,accountName,atsign - accountName);
634                 else
635                         strcat(usern,accountName);
636         }
637
638         strlwr(usern);
639
640         return 0;
641 }
642
643 /* When using SMB auth, all SMB sessions have to pass through here first to
644  * authenticate the user. 
645  * Caveat: If not use the SMB auth the protocol does not require sending a
646  * session setup packet, which means that we can't rely on a UID in subsequent
647  * packets.  Though in practice we get one anyway.
648  */
649 long smb_ReceiveV3SessionSetupX(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
650 {
651     char *tp;
652     smb_user_t *uidp;
653     unsigned short newUid;
654     unsigned long caps = 0;
655     cm_user_t *userp;
656     smb_username_t *unp;
657     char *s1 = " ";
658     long code = 0; 
659     char usern[SMB_MAX_USERNAME_LENGTH];
660     char *secBlobOut = NULL;
661     int  secBlobOutLength = 0;
662
663     /* Check for bad conns */
664     if (vcp->flags & SMB_VCFLAG_REMOTECONN)
665         return CM_ERROR_REMOTECONN;
666
667     if (vcp->flags & SMB_VCFLAG_USENT) {
668         if (smb_authType == SMB_AUTH_EXTENDED) {
669             /* extended authentication */
670             char *secBlobIn;
671             int secBlobInLength;
672         
673             if (!(vcp->flags & SMB_VCFLAG_SESSX_RCVD)) {
674                 caps = smb_GetSMBParm(inp,10) | (((unsigned long) smb_GetSMBParm(inp,11)) << 16);
675             }
676
677             secBlobInLength = smb_GetSMBParm(inp, 7);
678             secBlobIn = smb_GetSMBData(inp, NULL);
679
680             code = smb_AuthenticateUserExt(vcp, usern, secBlobIn, secBlobInLength, &secBlobOut, &secBlobOutLength);
681
682             if (code == CM_ERROR_GSSCONTINUE) {
683                 smb_SetSMBParm(outp, 2, 0);
684                 smb_SetSMBParm(outp, 3, secBlobOutLength);
685                 smb_SetSMBDataLength(outp, secBlobOutLength + smb_ServerOSLength + smb_ServerLanManagerLength + smb_ServerDomainNameLength);
686                 tp = smb_GetSMBData(outp, NULL);
687                 if (secBlobOutLength) {
688                     memcpy(tp, secBlobOut, secBlobOutLength);
689                     free(secBlobOut);
690                     tp += secBlobOutLength;
691                 }       
692                 memcpy(tp,smb_ServerOS,smb_ServerOSLength);
693                 tp += smb_ServerOSLength;
694                 memcpy(tp,smb_ServerLanManager,smb_ServerLanManagerLength);
695                 tp += smb_ServerLanManagerLength;
696                 memcpy(tp,smb_ServerDomainName,smb_ServerDomainNameLength);
697                 tp += smb_ServerDomainNameLength;
698             }
699
700             /* TODO: handle return code and continue auth. Also free secBlobOut if applicable. */
701         } else {
702             unsigned ciPwdLength, csPwdLength;
703             char *ciPwd, *csPwd;
704             char *accountName;
705             char *primaryDomain;
706             int  datalen;
707
708             /* TODO: parse for extended auth as well */
709             ciPwdLength = smb_GetSMBParm(inp, 7); /* case insensitive password length */
710             csPwdLength = smb_GetSMBParm(inp, 8); /* case sensitive password length */
711
712             tp = smb_GetSMBData(inp, &datalen);
713
714             OutputDebugF("Session packet data size [%d]",datalen);
715
716             ciPwd = tp;
717             tp += ciPwdLength;
718             csPwd = tp;
719             tp += csPwdLength;
720
721             accountName = smb_ParseString(tp, &tp);
722             primaryDomain = smb_ParseString(tp, NULL);
723
724             if (smb_GetNormalizedUsername(usern, accountName, primaryDomain)) {
725                 /* shouldn't happen */
726                 code = CM_ERROR_BADSMB;
727                 goto after_read_packet;
728             }
729
730             /* capabilities are only valid for first session packet */
731             if (!(vcp->flags & SMB_VCFLAG_SESSX_RCVD)) {
732                 caps = smb_GetSMBParm(inp, 11) | (((unsigned long)smb_GetSMBParm(inp, 12)) << 16);
733             }
734
735             if (smb_authType == SMB_AUTH_NTLM) {
736                 code = smb_AuthenticateUserLM(vcp, accountName, primaryDomain, ciPwd, ciPwdLength, csPwd, csPwdLength);
737             }
738         }
739     }  else { /* V3 */
740         unsigned ciPwdLength;
741         char *ciPwd;
742                 char *accountName;
743                 char *primaryDomain;
744
745                 ciPwdLength = smb_GetSMBParm(inp, 7);
746         tp = smb_GetSMBData(inp, NULL);
747                 ciPwd = tp;
748                 tp += ciPwdLength;
749
750                 accountName = smb_ParseString(tp, &tp);
751                 primaryDomain = smb_ParseString(tp, NULL);
752
753                 if ( smb_GetNormalizedUsername(usern, accountName, primaryDomain)) {
754                         /* shouldn't happen */
755                         code = CM_ERROR_BADSMB;
756             goto after_read_packet;
757                 }
758
759         /* even if we wanted extended auth, if we only negotiated V3, we have to fallback
760          * to NTLM.
761          */
762                 if (smb_authType == SMB_AUTH_NTLM || smb_authType == SMB_AUTH_EXTENDED) {
763                         code = smb_AuthenticateUserLM(vcp,accountName,primaryDomain,ciPwd,ciPwdLength,"",0);
764                 }
765         }
766
767   after_read_packet:
768         /* note down that we received a session setup X and set the capabilities flag */
769         if (!(vcp->flags & SMB_VCFLAG_SESSX_RCVD)) {
770                 lock_ObtainMutex(&vcp->mx);
771                 vcp->flags |= SMB_VCFLAG_SESSX_RCVD;
772         /* for the moment we can only deal with NTSTATUS */
773         if (caps & NTNEGOTIATE_CAPABILITY_NTSTATUS) {
774             vcp->flags |= SMB_VCFLAG_STATUS32;
775         }
776                 lock_ReleaseMutex(&vcp->mx);
777         }
778
779         /* code would be non-zero if there was an authentication failure.
780            Ideally we would like to invalidate the uid for this session or break
781            early to avoid accidently stealing someone else's tokens. */
782
783         if (code) {
784                 return code;
785         }
786
787         OutputDebugF("Received username=[%s]", usern);
788
789     /* On Windows 2000, this function appears to be called more often than
790        it is expected to be called. This resulted in multiple smb_user_t
791        records existing all for the same user session which results in all
792        of the users tokens disappearing.
793
794        To avoid this problem, we look for an existing smb_user_t record
795        based on the users name, and use that one if we find it.
796     */
797
798     uidp = smb_FindUserByNameThisSession(vcp, usern);
799     if (uidp) {   /* already there, so don't create a new one */
800         unp = uidp->unp;
801         userp = unp->userp;
802         newUid = (unsigned short)uidp->userID;  /* For some reason these are different types!*/
803                 osi_LogEvent("AFS smb_ReceiveV3SessionSetupX",NULL,"FindUserByName:Lana[%d],lsn[%d],userid[%d],name[%s]",vcp->lana,vcp->lsn,newUid,osi_LogSaveString(smb_logp, usern));
804                 osi_Log3(smb_logp,"smb_ReceiveV3SessionSetupX FindUserByName:Lana[%d],lsn[%d],userid[%d]",vcp->lana,vcp->lsn,newUid);
805         smb_ReleaseUID(uidp);
806     }
807     else {
808       /* do a global search for the username/machine name pair */
809         unp = smb_FindUserByName(usern, vcp->rname, SMB_FLAG_CREATE);
810
811         /* Create a new UID and cm_user_t structure */
812         userp = unp->userp;
813         if (!userp)
814             userp = cm_NewUser();
815         lock_ObtainMutex(&vcp->mx);
816         if (!vcp->uidCounter)
817             vcp->uidCounter++; /* handle unlikely wraparounds */
818         newUid = (strlen(usern)==0)?0:vcp->uidCounter++;
819         lock_ReleaseMutex(&vcp->mx);
820
821         /* Create a new smb_user_t structure and connect them up */
822         lock_ObtainMutex(&unp->mx);
823         unp->userp = userp;
824         lock_ReleaseMutex(&unp->mx);
825
826         uidp = smb_FindUID(vcp, newUid, SMB_FLAG_CREATE);
827         lock_ObtainMutex(&uidp->mx);
828         uidp->unp = unp;
829                 osi_LogEvent("AFS smb_ReceiveV3SessionSetupX",NULL,"MakeNewUser:VCP[%x],Lana[%d],lsn[%d],userid[%d],TicketKTCName[%s]",(int)vcp,vcp->lana,vcp->lsn,newUid,osi_LogSaveString(smb_logp, usern));
830                 osi_Log4(smb_logp,"smb_ReceiveV3SessionSetupX MakeNewUser:VCP[%x],Lana[%d],lsn[%d],userid[%d]",vcp,vcp->lana,vcp->lsn,newUid);
831         lock_ReleaseMutex(&uidp->mx);
832         smb_ReleaseUID(uidp);
833     }
834
835     /* Return UID to the client */
836     ((smb_t *)outp)->uid = newUid;
837     /* Also to the next chained message */
838     ((smb_t *)inp)->uid = newUid;
839
840     osi_Log3(smb_logp, "SMB3 session setup name %s creating ID %d%s",
841              osi_LogSaveString(smb_logp, usern), newUid, osi_LogSaveString(smb_logp, s1));
842
843     smb_SetSMBParm(outp, 2, 0);
844
845     if (vcp->flags & SMB_VCFLAG_USENT) {
846         if (smb_authType == SMB_AUTH_EXTENDED) {
847             smb_SetSMBParm(outp, 3, secBlobOutLength);
848             smb_SetSMBDataLength(outp, secBlobOutLength + smb_ServerOSLength + smb_ServerLanManagerLength + smb_ServerDomainNameLength);
849             tp = smb_GetSMBData(outp, NULL);
850             if (secBlobOutLength) {
851                 memcpy(tp, secBlobOut, secBlobOutLength);
852                 free(secBlobOut);
853                 tp += secBlobOutLength;
854             }   
855             memcpy(tp,smb_ServerOS,smb_ServerOSLength);
856             tp += smb_ServerOSLength;
857             memcpy(tp,smb_ServerLanManager,smb_ServerLanManagerLength);
858             tp += smb_ServerLanManagerLength;
859             memcpy(tp,smb_ServerDomainName,smb_ServerDomainNameLength);
860             tp += smb_ServerDomainNameLength;
861         } else {
862             smb_SetSMBDataLength(outp, 0);
863         }
864     } else {
865         if (smb_authType == SMB_AUTH_EXTENDED) {
866             smb_SetSMBDataLength(outp, smb_ServerOSLength + smb_ServerLanManagerLength + smb_ServerDomainNameLength);
867             tp = smb_GetSMBData(outp, NULL);
868             memcpy(tp,smb_ServerOS,smb_ServerOSLength);
869             tp += smb_ServerOSLength;
870             memcpy(tp,smb_ServerLanManager,smb_ServerLanManagerLength);
871             tp += smb_ServerLanManagerLength;
872             memcpy(tp,smb_ServerDomainName,smb_ServerDomainNameLength);
873             tp += smb_ServerDomainNameLength;
874         } else {
875             smb_SetSMBDataLength(outp, 0);
876         }
877     }
878
879     return 0;
880 }
881
882 long smb_ReceiveV3UserLogoffX(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
883 {
884         smb_user_t *uidp;
885
886         /* don't get tokens from this VC */
887         vcp->flags |= SMB_VCFLAG_ALREADYDEAD;
888
889         inp->flags |= SMB_PACKETFLAG_PROFILE_UPDATE_OK;
890
891         /* find the tree and free it */
892     uidp = smb_FindUID(vcp, ((smb_t *)inp)->uid, 0);
893     /* TODO: smb_ReleaseUID() ? */
894     if (uidp) {
895                 char *s1 = NULL, *s2 = NULL;
896
897                 if (s2 == NULL) s2 = " ";
898                 if (s1 == NULL) {s1 = s2; s2 = " ";}
899
900                 osi_Log4(smb_logp, "SMB3 user logoffX uid %d name %s%s%s", uidp->userID,
901                  osi_LogSaveString(smb_logp, (uidp->unp) ? uidp->unp->name: " "), s1, s2);
902
903                 lock_ObtainMutex(&uidp->mx);
904                 uidp->flags |= SMB_USERFLAG_DELETE;
905                 /*
906                  * it doesn't get deleted right away
907                  * because the vcp points to it
908                  */
909         lock_ReleaseMutex(&uidp->mx);
910     }
911         else    
912                 osi_Log0(smb_logp, "SMB3 user logoffX");
913
914     smb_SetSMBDataLength(outp, 0);
915     return 0;
916 }
917
918 #define SMB_SUPPORT_SEARCH_BITS        0x0001
919
920 long smb_ReceiveV3TreeConnectX(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
921 {
922     smb_tid_t *tidp;
923     smb_user_t *uidp;
924     unsigned short newTid;
925     char shareName[256];
926         char *sharePath;
927         int shareFound;
928     char *tp;
929     char *pathp;
930     char *passwordp;
931         char *servicep;
932     cm_user_t *userp;
933         int ipc = 0;
934         
935         osi_Log0(smb_logp, "SMB3 receive tree connect");
936
937         /* parse input parameters */
938         tp = smb_GetSMBData(inp, NULL);
939     passwordp = smb_ParseString(tp, &tp);
940         pathp = smb_ParseString(tp, &tp);
941         servicep = smb_ParseString(tp, &tp);
942
943         tp = strrchr(pathp, '\\');
944     if (!tp) {
945         return CM_ERROR_BADSMB;
946     }
947     strcpy(shareName, tp+1);
948
949     osi_Log2(smb_logp, "Tree connect pathp[%s] shareName[%s]",
950         osi_LogSaveString(smb_logp, pathp),
951         osi_LogSaveString(smb_logp, shareName));
952
953         if (strcmp(servicep, "IPC") == 0 || strcmp(shareName, "IPC$") == 0) {
954 #ifndef NO_IPC
955                 osi_Log0(smb_logp, "TreeConnectX connecting to IPC$");
956                 ipc = 1;
957 #else
958                 return CM_ERROR_NOIPC;
959 #endif
960         }
961
962     userp = smb_GetUser(vcp, inp);
963
964         lock_ObtainMutex(&vcp->mx);
965     newTid = vcp->tidCounter++;
966         lock_ReleaseMutex(&vcp->mx);
967         
968         tidp = smb_FindTID(vcp, newTid, SMB_FLAG_CREATE);
969
970         if(!ipc) {
971     uidp = smb_FindUID(vcp, ((smb_t *)inp)->uid, 0);
972         shareFound = smb_FindShare(vcp, uidp, shareName, &sharePath);
973     if (uidp)
974         smb_ReleaseUID(uidp);
975         if (!shareFound) {
976                 smb_ReleaseTID(tidp);
977                 return CM_ERROR_BADSHARENAME;
978         }
979
980         if (vcp->flags & SMB_VCFLAG_USENT)
981     {
982         int policy = smb_FindShareCSCPolicy(shareName);
983         smb_SetSMBParm(outp, 2, SMB_SUPPORT_SEARCH_BITS | (policy << 2));
984     }
985         } else {
986                 smb_SetSMBParm(outp, 2, 0);
987                 sharePath = NULL;
988         }
989
990     lock_ObtainMutex(&tidp->mx);
991     tidp->userp = userp;
992         tidp->pathname = sharePath;
993         if(ipc) tidp->flags |= SMB_TIDFLAG_IPC;
994     lock_ReleaseMutex(&tidp->mx);
995     smb_ReleaseTID(tidp);
996
997         ((smb_t *)outp)->tid = newTid;
998         ((smb_t *)inp)->tid = newTid;
999         tp = smb_GetSMBData(outp, NULL);
1000         if(!ipc) {
1001     *tp++ = 'A';
1002     *tp++ = ':';
1003     *tp++ = 0;
1004     smb_SetSMBDataLength(outp, 3);
1005         } else {
1006                 strcpy(tp, "IPC");
1007                 smb_SetSMBDataLength(outp, 4);
1008         }
1009
1010     osi_Log1(smb_logp, "SMB3 tree connect created ID %d", newTid);
1011     return 0;
1012 }
1013
1014 /* must be called with global tran lock held */
1015 smb_tran2Packet_t *smb_FindTran2Packet(smb_vc_t *vcp, smb_packet_t *inp)
1016 {
1017         smb_tran2Packet_t *tp;
1018     smb_t *smbp;
1019         
1020     smbp = (smb_t *) inp->data;
1021         for(tp = smb_tran2AssemblyQueuep; tp; tp = (smb_tran2Packet_t *) osi_QNext(&tp->q)) {
1022                 if (tp->vcp == vcp && tp->mid == smbp->mid && tp->tid == smbp->tid)
1023             return tp;
1024     }
1025     return NULL;
1026 }
1027
1028 smb_tran2Packet_t *smb_NewTran2Packet(smb_vc_t *vcp, smb_packet_t *inp,
1029         int totalParms, int totalData)
1030 {
1031         smb_tran2Packet_t *tp;
1032     smb_t *smbp;
1033         
1034     smbp = (smb_t *) inp->data;
1035         tp = malloc(sizeof(*tp));
1036     memset(tp, 0, sizeof(*tp));
1037     tp->vcp = vcp;
1038     smb_HoldVC(vcp);
1039     tp->curData = tp->curParms = 0;
1040     tp->totalData = totalData;
1041     tp->totalParms = totalParms;
1042     tp->tid = smbp->tid;
1043     tp->mid = smbp->mid;
1044     tp->uid = smbp->uid;
1045     tp->pid = smbp->pid;
1046         tp->res[0] = smbp->res[0];
1047         osi_QAdd((osi_queue_t **)&smb_tran2AssemblyQueuep, &tp->q);
1048         if (totalParms != 0)
1049         tp->parmsp = malloc(totalParms);
1050         if (totalData != 0)
1051         tp->datap = malloc(totalData);
1052         if (smbp->com == 0x25 || smbp->com == 0x26)
1053                 tp->com = 0x25;
1054         else {
1055             tp->opcode = smb_GetSMBParm(inp, 14);
1056                 tp->com = 0x32;
1057         }
1058         tp->flags |= SMB_TRAN2PFLAG_ALLOC;
1059     return tp;
1060 }
1061
1062 smb_tran2Packet_t *smb_GetTran2ResponsePacket(smb_vc_t *vcp,
1063         smb_tran2Packet_t *inp, smb_packet_t *outp,
1064         int totalParms, int totalData)
1065 {
1066         smb_tran2Packet_t *tp;
1067         unsigned short parmOffset;
1068         unsigned short dataOffset;
1069         unsigned short dataAlign;
1070         
1071         tp = malloc(sizeof(*tp));
1072     memset(tp, 0, sizeof(*tp));
1073     tp->vcp = NULL;
1074     tp->curData = tp->curParms = 0;
1075     tp->totalData = totalData;
1076     tp->totalParms = totalParms;
1077         tp->oldTotalParms = totalParms;
1078     tp->tid = inp->tid;
1079     tp->mid = inp->mid;
1080     tp->uid = inp->uid;
1081     tp->pid = inp->pid;
1082         tp->res[0] = inp->res[0];
1083     tp->opcode = inp->opcode;
1084         tp->com = inp->com;
1085
1086         /*
1087          * We calculate where the parameters and data will start.
1088          * This calculation must parallel the calculation in
1089          * smb_SendTran2Packet.
1090          */
1091
1092         parmOffset = 10*2 + 35;
1093         parmOffset++;                   /* round to even */
1094         tp->parmsp = (unsigned short *) (outp->data + parmOffset);
1095
1096         dataOffset = parmOffset + totalParms;
1097         dataAlign = dataOffset & 2;     /* quad-align */
1098         dataOffset += dataAlign;
1099         tp->datap = outp->data + dataOffset;
1100
1101     return tp;
1102 }
1103
1104 /* free a tran2 packet; must be called with smb_globalLock held */
1105 void smb_FreeTran2Packet(smb_tran2Packet_t *t2p)
1106 {
1107     if (t2p->vcp) smb_ReleaseVC(t2p->vcp);
1108         if (t2p->flags & SMB_TRAN2PFLAG_ALLOC) {
1109                 if (t2p->parmsp)
1110                         free(t2p->parmsp);
1111                 if (t2p->datap)
1112                         free(t2p->datap);
1113         }
1114     free(t2p);
1115 }
1116
1117 /* called with a VC, an input packet to respond to, and an error code.
1118  * sends an error response.
1119  */
1120 void smb_SendTran2Error(smb_vc_t *vcp, smb_tran2Packet_t *t2p,
1121         smb_packet_t *tp, long code)
1122 {
1123     smb_t *smbp;
1124     unsigned short errCode;
1125     unsigned char errClass;
1126         unsigned long NTStatus;
1127
1128     if (vcp->flags & SMB_VCFLAG_STATUS32)
1129                 smb_MapNTError(code, &NTStatus);
1130         else
1131                 smb_MapCoreError(code, vcp, &errCode, &errClass);
1132
1133     smb_FormatResponsePacket(vcp, NULL, tp);
1134     smbp = (smb_t *) tp;
1135
1136         /* We can handle long names */
1137         if (vcp->flags & SMB_VCFLAG_USENT)
1138                 smbp->flg2 |= 0x40;     /* IS_LONG_NAME */
1139         
1140     /* now copy important fields from the tran 2 packet */
1141     smbp->com = t2p->com;
1142     smbp->tid = t2p->tid;
1143     smbp->mid = t2p->mid;
1144     smbp->pid = t2p->pid;
1145     smbp->uid = t2p->uid;
1146         smbp->res[0] = t2p->res[0];
1147         if (vcp->flags & SMB_VCFLAG_STATUS32) {
1148                 smbp->rcls = (unsigned char) (NTStatus & 0xff);
1149                 smbp->reh = (unsigned char) ((NTStatus >> 8) & 0xff);
1150                 smbp->errLow = (unsigned char) ((NTStatus >> 16) & 0xff);
1151                 smbp->errHigh = (unsigned char) ((NTStatus >> 24) & 0xff);
1152                 smbp->flg2 |= 0x4000;
1153         }
1154         else {
1155         smbp->rcls = errClass;
1156                 smbp->errLow = (unsigned char) (errCode & 0xff);
1157                 smbp->errHigh = (unsigned char) ((errCode >> 8) & 0xff);
1158         }
1159         
1160     /* send packet */
1161     smb_SendPacket(vcp, tp);
1162 }        
1163
1164 void smb_SendTran2Packet(smb_vc_t *vcp, smb_tran2Packet_t *t2p, smb_packet_t *tp)
1165 {
1166     smb_t *smbp;
1167     unsigned short parmOffset;
1168         unsigned short dataOffset;
1169         unsigned short totalLength;
1170         unsigned short dataAlign;
1171     char *datap;
1172         
1173     smb_FormatResponsePacket(vcp, NULL, tp);
1174     smbp = (smb_t *) tp;
1175
1176         /* We can handle long names */
1177         if (vcp->flags & SMB_VCFLAG_USENT)
1178                 smbp->flg2 |= 0x40;     /* IS_LONG_NAME */
1179
1180     /* now copy important fields from the tran 2 packet */
1181     smbp->com = t2p->com;
1182     smbp->tid = t2p->tid;
1183     smbp->mid = t2p->mid;
1184     smbp->pid = t2p->pid;
1185     smbp->uid = t2p->uid;
1186         smbp->res[0] = t2p->res[0];
1187
1188     totalLength = 1 + t2p->totalData + t2p->totalParms;
1189
1190     /* now add the core parameters (tran2 info) to the packet */
1191     smb_SetSMBParm(tp, 0, t2p->totalParms);     /* parm bytes */
1192     smb_SetSMBParm(tp, 1, t2p->totalData);      /* data bytes */
1193     smb_SetSMBParm(tp, 2, 0);           /* reserved */
1194     smb_SetSMBParm(tp, 3, t2p->totalParms);     /* parm bytes in this packet */
1195         parmOffset = 10*2 + 35;                 /* parm offset in packet */
1196         parmOffset++;                           /* round to even */
1197     smb_SetSMBParm(tp, 4, parmOffset);  /* 11 parm words plus *
1198     * hdr, bcc and wct */
1199     smb_SetSMBParm(tp, 5, 0);           /* parm displacement */
1200     smb_SetSMBParm(tp, 6, t2p->totalData);      /* data in this packet */
1201         dataOffset = parmOffset + t2p->oldTotalParms;
1202         dataAlign = dataOffset & 2;             /* quad-align */
1203         dataOffset += dataAlign;
1204     smb_SetSMBParm(tp, 7, dataOffset);  /* offset of data */
1205     smb_SetSMBParm(tp, 8, 0);           /* data displacement */
1206     smb_SetSMBParm(tp, 9, 0);           /* low: setup word count *
1207     * high: resvd */
1208
1209     datap = smb_GetSMBData(tp, NULL);
1210         *datap++ = 0;                           /* we rounded to even */
1211
1212         totalLength += dataAlign;
1213     smb_SetSMBDataLength(tp, totalLength);
1214         
1215     /* next, send the datagram */
1216     smb_SendPacket(vcp, tp);
1217 }   
1218
1219 long smb_ReceiveV3Trans(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
1220 {
1221     smb_tran2Packet_t *asp;
1222     int totalParms;
1223     int totalData;
1224     int parmDisp;
1225     int dataDisp;
1226     int parmOffset;
1227     int dataOffset;
1228     int parmCount;
1229     int dataCount;
1230     int firstPacket;
1231         int rapOp;
1232     long code = 0;
1233
1234         /* We sometimes see 0 word count.  What to do? */
1235         if (*inp->wctp == 0) {
1236 #ifndef DJGPP
1237                 HANDLE h;
1238                 char *ptbuf[1];
1239
1240                 osi_Log0(smb_logp, "TRANSACTION word count = 0"); 
1241
1242                 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
1243                 ptbuf[0] = "Transaction2 word count = 0";
1244                 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0, 1003, NULL,
1245                             1, inp->ncb_length, ptbuf, inp);
1246                 DeregisterEventSource(h);
1247 #else /* DJGPP */
1248                 osi_Log0(smb_logp, "TRANSACTION word count = 0"); 
1249 #endif /* !DJGPP */
1250
1251         smb_SetSMBDataLength(outp, 0);
1252         smb_SendPacket(vcp, outp);
1253                 return 0;
1254         }
1255
1256     totalParms = smb_GetSMBParm(inp, 0);
1257     totalData = smb_GetSMBParm(inp, 1);
1258         
1259     firstPacket = (inp->inCom == 0x25);
1260         
1261         /* find the packet we're reassembling */
1262         lock_ObtainWrite(&smb_globalLock);
1263     asp = smb_FindTran2Packet(vcp, inp);
1264     if (!asp) {
1265         asp = smb_NewTran2Packet(vcp, inp, totalParms, totalData);
1266         }
1267     lock_ReleaseWrite(&smb_globalLock);
1268         
1269     /* now merge in this latest packet; start by looking up offsets */
1270         if (firstPacket) {
1271                 parmDisp = dataDisp = 0;
1272         parmOffset = smb_GetSMBParm(inp, 10);
1273         dataOffset = smb_GetSMBParm(inp, 12);
1274         parmCount = smb_GetSMBParm(inp, 9);
1275         dataCount = smb_GetSMBParm(inp, 11);
1276                 asp->maxReturnParms = smb_GetSMBParm(inp, 2);
1277         asp->maxReturnData = smb_GetSMBParm(inp, 3);
1278
1279                 osi_Log3(smb_logp, "SMB3 received Trans init packet total data %d, cur data %d, max return data %d",
1280                  totalData, dataCount, asp->maxReturnData);
1281     }
1282     else {
1283         parmDisp = smb_GetSMBParm(inp, 4);
1284         parmOffset = smb_GetSMBParm(inp, 3);
1285         dataDisp = smb_GetSMBParm(inp, 7);
1286         dataOffset = smb_GetSMBParm(inp, 6);
1287         parmCount = smb_GetSMBParm(inp, 2);
1288         dataCount = smb_GetSMBParm(inp, 5);
1289
1290         osi_Log2(smb_logp, "SMB3 received Trans aux packet parms %d, data %d",
1291                  parmCount, dataCount);
1292     }   
1293
1294     /* now copy the parms and data */
1295     if ( asp->totalParms > 0 && parmCount != 0 )
1296     {
1297         memcpy(((char *)asp->parmsp) + parmDisp, inp->data + parmOffset, parmCount);
1298     }
1299     if ( asp->totalData > 0 && dataCount != 0 ) {
1300         memcpy(asp->datap + dataDisp, inp->data + dataOffset, dataCount);
1301     }
1302
1303     /* account for new bytes */
1304     asp->curData += dataCount;
1305     asp->curParms += parmCount;
1306
1307     /* finally, if we're done, remove the packet from the queue and dispatch it */
1308     if (asp->totalParms > 0 &&
1309         asp->curParms > 0 &&
1310         asp->totalData <= asp->curData &&
1311         asp->totalParms <= asp->curParms) {
1312                 /* we've received it all */
1313         lock_ObtainWrite(&smb_globalLock);
1314                 osi_QRemove((osi_queue_t **) &smb_tran2AssemblyQueuep, &asp->q);
1315         lock_ReleaseWrite(&smb_globalLock);
1316
1317         /* now dispatch it */
1318                 rapOp = asp->parmsp[0];
1319
1320         if ( rapOp >= 0 && rapOp < SMB_RAP_NOPCODES && smb_rapDispatchTable[rapOp].procp) {
1321             osi_LogEvent("AFS-Dispatch-RAP[%s]",myCrt_RapDispatch(rapOp),"vcp[%x] lana[%d] lsn[%d]",(int)vcp,vcp->lana,vcp->lsn);
1322             osi_Log4(smb_logp,"AFS Server - Dispatch-RAP %s vcp[%x] lana[%d] lsn[%d]",myCrt_RapDispatch(rapOp),vcp,vcp->lana,vcp->lsn);
1323             code = (*smb_rapDispatchTable[rapOp].procp)(vcp, asp, outp);
1324         }
1325         else {
1326             osi_LogEvent("AFS-Dispatch-RAP [invalid]", NULL, "op[%x] vcp[%x] lana[%d] lsn[%d]", rapOp, vcp, vcp->lana, vcp->lsn);
1327             osi_Log4(smb_logp,"AFS Server - Dispatch-RAP [INVALID] op[%x] vcp[%x] lana[%d] lsn[%d]", rapOp, vcp, vcp->lana, vcp->lsn);
1328             code = CM_ERROR_BADOP;
1329         }
1330
1331                 /* if an error is returned, we're supposed to send an error packet,
1332          * otherwise the dispatched function already did the data sending.
1333          * We give dispatched proc the responsibility since it knows how much
1334          * space to allocate.
1335          */
1336         if (code != 0) {
1337             smb_SendTran2Error(vcp, asp, outp, code);
1338         }
1339
1340                 /* free the input tran 2 packet */
1341                 lock_ObtainWrite(&smb_globalLock);
1342         smb_FreeTran2Packet(asp);
1343                 lock_ReleaseWrite(&smb_globalLock);
1344     }
1345     else if (firstPacket) {
1346                 /* the first packet in a multi-packet request, we need to send an
1347          * ack to get more data.
1348          */
1349         smb_SetSMBDataLength(outp, 0);
1350         smb_SendPacket(vcp, outp);
1351     }
1352
1353         return 0;
1354 }
1355
1356 /* ANSI versions.  The unicode versions support arbitrary length
1357    share names, but we don't support unicode yet. */
1358
1359 typedef struct smb_rap_share_info_0 {
1360         char                    shi0_netname[13];
1361 } smb_rap_share_info_0_t;
1362
1363 typedef struct smb_rap_share_info_1 {
1364         char                    shi1_netname[13];
1365         char                    shi1_pad;
1366         WORD                    shi1_type;
1367         DWORD                   shi1_remark; /* char *shi1_remark; data offset */
1368 } smb_rap_share_info_1_t;
1369
1370 typedef struct smb_rap_share_info_2 {
1371         char                            shi2_netname[13];
1372         char                            shi2_pad;
1373         unsigned short          shi2_type;
1374         DWORD                           shi2_remark; /* char *shi2_remark; data offset */
1375         unsigned short          shi2_permissions;
1376         unsigned short          shi2_max_uses;
1377         unsigned short          shi2_current_uses;
1378         DWORD                           shi2_path;  /* char *shi2_path; data offset */
1379         unsigned short          shi2_passwd[9];
1380         unsigned short          shi2_pad2;
1381 } smb_rap_share_info_2_t;
1382
1383 #define SMB_RAP_MAX_SHARES 512
1384
1385 typedef struct smb_rap_share_list {
1386         int cShare;
1387         int maxShares;
1388         smb_rap_share_info_0_t * shares;
1389 } smb_rap_share_list_t;
1390
1391 int smb_rapCollectSharesProc(cm_scache_t *dscp, cm_dirEntry_t *dep, void *vrockp, osi_hyper_t *offp) {
1392         smb_rap_share_list_t * sp;
1393         char * name;
1394
1395         name = dep->name;
1396
1397         if(name[0] == '.' && (!name[1] || (name[1] == '.' && !name[2])))
1398                 return 0; /* skip over '.' and '..' */
1399
1400         sp = (smb_rap_share_list_t *) vrockp;
1401
1402         strncpy(sp->shares[sp->cShare].shi0_netname, name, 12);
1403         sp->shares[sp->cShare].shi0_netname[12] = 0;
1404
1405         sp->cShare++;
1406
1407         if(sp->cShare >= sp->maxShares)
1408                 return CM_ERROR_STOPNOW;
1409         else
1410                 return 0;
1411 }
1412
1413 long smb_ReceiveRAPNetShareEnum(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
1414 {
1415         smb_tran2Packet_t *outp;
1416         unsigned short * tp;
1417         int len;
1418         int infoLevel;
1419         int bufsize;
1420         int outParmsTotal;      /* total parameter bytes */
1421         int outDataTotal;       /* total data bytes */
1422         int code = 0;
1423         DWORD rv;
1424         DWORD allSubmount;
1425         USHORT nShares;
1426         DWORD nRegShares;
1427         DWORD nSharesRet;
1428         HKEY hkParam;
1429         HKEY hkSubmount = NULL;
1430         smb_rap_share_info_1_t * shares;
1431         USHORT cshare = 0;
1432         char * cstrp;
1433         char thisShare[256];
1434         int i,j;
1435         int nonrootShares;
1436         smb_rap_share_list_t rootShares;
1437         cm_req_t req;
1438         cm_user_t * userp;
1439         osi_hyper_t thyper;
1440
1441         tp = p->parmsp + 1; /* skip over function number (always 0) */
1442         (void) smb_ParseString((char *) tp, (char **) &tp); /* skip over parm descriptor */
1443         (void) smb_ParseString((char *) tp, (char **) &tp); /* skip over data descriptor */
1444         infoLevel = tp[0];
1445     bufsize = tp[1];
1446
1447         if(infoLevel != 1) {
1448                 return CM_ERROR_INVAL;
1449         }
1450
1451         /* first figure out how many shares there are */
1452     rv = RegOpenKeyEx(HKEY_LOCAL_MACHINE, AFSConfigKeyName, 0,
1453                 KEY_QUERY_VALUE, &hkParam);
1454         if (rv == ERROR_SUCCESS) {
1455         len = sizeof(allSubmount);
1456         rv = RegQueryValueEx(hkParam, "AllSubmount", NULL, NULL,
1457                                 (BYTE *) &allSubmount, &len);
1458                 if (rv != ERROR_SUCCESS || allSubmount != 0) {
1459                         allSubmount = 1;
1460                 }
1461         RegCloseKey (hkParam);
1462         }
1463
1464         rv = RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\OpenAFS\\Client\\Submounts",
1465                 0, KEY_QUERY_VALUE, &hkSubmount);
1466         if (rv == ERROR_SUCCESS) {
1467         rv = RegQueryInfoKey(hkSubmount, NULL, NULL, NULL, NULL,
1468                         NULL, NULL, &nRegShares, NULL, NULL, NULL, NULL);
1469                 if (rv != ERROR_SUCCESS)
1470                         nRegShares = 0;
1471         } else {
1472                 hkSubmount = NULL;
1473         }
1474
1475         /* fetch the root shares */
1476         rootShares.maxShares = SMB_RAP_MAX_SHARES;
1477         rootShares.cShare = 0;
1478         rootShares.shares = malloc( sizeof(smb_rap_share_info_0_t) * SMB_RAP_MAX_SHARES );
1479
1480         cm_InitReq(&req);
1481
1482         userp = smb_GetTran2User(vcp,p);
1483
1484         thyper.HighPart = 0;
1485         thyper.LowPart = 0;
1486
1487         cm_HoldSCache(cm_rootSCachep);
1488         cm_ApplyDir(cm_rootSCachep, smb_rapCollectSharesProc, &rootShares, &thyper, userp, &req, NULL);
1489         cm_ReleaseSCache(cm_rootSCachep);
1490
1491         cm_ReleaseUser(userp);
1492
1493         nShares = rootShares.cShare + nRegShares + allSubmount;
1494
1495 #define REMARK_LEN 1
1496         outParmsTotal = 8; /* 4 dwords */
1497         outDataTotal = (sizeof(smb_rap_share_info_1_t) + REMARK_LEN) * nShares ;
1498         if(outDataTotal > bufsize) {
1499                 nSharesRet = bufsize / (sizeof(smb_rap_share_info_1_t) + REMARK_LEN);
1500                 outDataTotal = (sizeof(smb_rap_share_info_1_t) + REMARK_LEN) * nSharesRet;
1501         }
1502         else {
1503                 nSharesRet = nShares;
1504         }
1505     
1506         outp = smb_GetTran2ResponsePacket(vcp, p, op, outParmsTotal, outDataTotal);
1507
1508         /* now for the submounts */
1509     shares = (smb_rap_share_info_1_t *) outp->datap;
1510         cstrp = outp->datap + sizeof(smb_rap_share_info_1_t) * nSharesRet;
1511
1512         memset(outp->datap, 0, (sizeof(smb_rap_share_info_1_t) + REMARK_LEN) * nSharesRet);
1513
1514         if(allSubmount) {
1515                 strcpy( shares[cshare].shi1_netname, "all" );
1516                 shares[cshare].shi1_remark = cstrp - outp->datap;
1517                 /* type and pad are zero already */
1518                 cshare++;
1519                 cstrp+=REMARK_LEN;
1520         }
1521
1522         if(hkSubmount) {
1523                 for(i=0; i < nRegShares && cshare < nSharesRet; i++) {
1524                         len = sizeof(thisShare);
1525             rv = RegEnumValue(hkSubmount, i, thisShare, &len, NULL, NULL, NULL, NULL);
1526                         if(rv == ERROR_SUCCESS && strlen(thisShare) && (!allSubmount || stricmp(thisShare,"all"))) {
1527                                 strncpy(shares[cshare].shi1_netname, thisShare, sizeof(shares->shi1_netname)-1);
1528                                 shares[cshare].shi1_netname[sizeof(shares->shi1_netname)-1] = 0; /* unfortunate truncation */
1529                                 shares[cshare].shi1_remark = cstrp - outp->datap;
1530                                 cshare++;
1531                                 cstrp+=REMARK_LEN;
1532                         }
1533                         else
1534                                 nShares--; /* uncount key */
1535                 }
1536
1537                 RegCloseKey(hkSubmount);
1538         }
1539
1540         nonrootShares = cshare;
1541
1542         for(i=0; i < rootShares.cShare && cshare < nSharesRet; i++) {
1543         /* in case there are collisions with submounts, submounts have higher priority */               
1544                 for(j=0; j < nonrootShares; j++)
1545                         if(!stricmp(shares[j].shi1_netname, rootShares.shares[i].shi0_netname))
1546                                 break;
1547                 
1548                 if(j < nonrootShares) {
1549                         nShares--; /* uncount */
1550                         continue;
1551                 }
1552
1553                 strcpy(shares[cshare].shi1_netname, rootShares.shares[i].shi0_netname);
1554                 shares[cshare].shi1_remark = cstrp - outp->datap;
1555                 cshare++;
1556                 cstrp+=REMARK_LEN;
1557         }
1558
1559         outp->parmsp[0] = ((cshare == nShares)? ERROR_SUCCESS : ERROR_MORE_DATA);
1560         outp->parmsp[1] = 0;
1561         outp->parmsp[2] = cshare;
1562         outp->parmsp[3] = nShares;
1563
1564         outp->totalData = cstrp - outp->datap;
1565         outp->totalParms = outParmsTotal;
1566
1567         smb_SendTran2Packet(vcp, outp, op);
1568         smb_FreeTran2Packet(outp);
1569
1570         free(rootShares.shares);
1571
1572         return code;
1573 }
1574
1575 long smb_ReceiveRAPNetShareGetInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
1576 {
1577         smb_tran2Packet_t *outp;
1578         unsigned short * tp;
1579         char * shareName;
1580         BOOL shareFound = FALSE;
1581         unsigned short infoLevel;
1582         unsigned short bufsize;
1583         int totalData;
1584         int totalParam;
1585         DWORD len;
1586         HKEY hkParam;
1587         HKEY hkSubmount;
1588         DWORD allSubmount;
1589         LONG rv;
1590         long code = 0;
1591
1592         tp = p->parmsp + 1; /* skip over function number (always 1) */
1593         (void) smb_ParseString( (char *) tp, (char **) &tp); /* skip over param descriptor */
1594         (void) smb_ParseString( (char *) tp, (char **) &tp); /* skip over data descriptor */
1595         shareName = smb_ParseString( (char *) tp, (char **) &tp);
1596     infoLevel = *tp++;
1597     bufsize = *tp++;
1598     
1599         totalParam = 6;
1600
1601         if(infoLevel == 0)
1602                 totalData = sizeof(smb_rap_share_info_0_t);
1603         else if(infoLevel == 1)
1604                 totalData = sizeof(smb_rap_share_info_1_t) + 1; /* + empty string */
1605         else if(infoLevel == 2)
1606                 totalData = sizeof(smb_rap_share_info_2_t) + 2; /* + two empty strings */
1607         else
1608                 return CM_ERROR_INVAL;
1609
1610         outp = smb_GetTran2ResponsePacket(vcp, p, op, totalParam, totalData);
1611
1612         if(!stricmp(shareName,"all")) {
1613                 rv = RegOpenKeyEx(HKEY_LOCAL_MACHINE, AFSConfigKeyName, 0,
1614                         KEY_QUERY_VALUE, &hkParam);
1615                 if (rv == ERROR_SUCCESS) {
1616                         len = sizeof(allSubmount);
1617                         rv = RegQueryValueEx(hkParam, "AllSubmount", NULL, NULL,
1618                                                                         (BYTE *) &allSubmount, &len);
1619                         if (rv != ERROR_SUCCESS || allSubmount != 0) {
1620                                 allSubmount = 1;
1621                         }
1622                         RegCloseKey (hkParam);
1623                 }
1624
1625                 if(allSubmount)
1626                         shareFound = TRUE;
1627
1628         } else {
1629                 rv = RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\OpenAFS\\Client\\Submounts", 0,
1630                         KEY_QUERY_VALUE, &hkSubmount);
1631                 if(rv == ERROR_SUCCESS) {
1632             rv = RegQueryValueEx(hkSubmount, shareName, NULL, NULL, NULL, NULL);
1633                         if(rv == ERROR_SUCCESS) {
1634                                 shareFound = TRUE;
1635                         }
1636                         RegCloseKey(hkSubmount);
1637                 }
1638         }
1639
1640         if(!shareFound) {
1641                 smb_FreeTran2Packet(outp);
1642                 return CM_ERROR_BADSHARENAME;
1643         }
1644
1645         memset(outp->datap, 0, totalData);
1646
1647         outp->parmsp[0] = 0;
1648         outp->parmsp[1] = 0;
1649         outp->parmsp[2] = totalData;
1650
1651         if(infoLevel == 0) {
1652                 smb_rap_share_info_0_t * info = (smb_rap_share_info_0_t *) outp->datap;
1653                 strncpy(info->shi0_netname, shareName, sizeof(info->shi0_netname)-1);
1654                 info->shi0_netname[sizeof(info->shi0_netname)-1] = 0;
1655         } else if(infoLevel == 1) {
1656                 smb_rap_share_info_1_t * info = (smb_rap_share_info_1_t *) outp->datap;
1657         strncpy(info->shi1_netname, shareName, sizeof(info->shi1_netname)-1);
1658                 info->shi1_netname[sizeof(info->shi1_netname)-1] = 0;
1659                 info->shi1_remark = ((unsigned char *) (info + 1)) - outp->datap;
1660                 /* type and pad are already zero */
1661         } else { /* infoLevel==2 */
1662                 smb_rap_share_info_2_t * info = (smb_rap_share_info_2_t *) outp->datap;
1663                 strncpy(info->shi2_netname, shareName, sizeof(info->shi2_netname)-1);
1664                 info->shi2_netname[sizeof(info->shi2_netname)-1] = 0;
1665                 info->shi2_remark = ((unsigned char *) (info + 1)) - outp->datap;
1666         info->shi2_permissions = ACCESS_ALL;
1667                 info->shi2_max_uses = (unsigned short) -1;
1668         info->shi2_path = 1 + (((unsigned char *) (info + 1)) - outp->datap);
1669         }
1670
1671         outp->totalData = totalData;
1672         outp->totalParms = totalParam;
1673
1674         smb_SendTran2Packet(vcp, outp, op);
1675         smb_FreeTran2Packet(outp);
1676
1677         return code;
1678 }
1679
1680 typedef struct smb_rap_wksta_info_10 {
1681         DWORD   wki10_computername;     /*char *wki10_computername;*/
1682         DWORD   wki10_username; /* char *wki10_username; */
1683         DWORD   wki10_langroup; /* char *wki10_langroup;*/
1684         unsigned char   wki10_ver_major;
1685         unsigned char   wki10_ver_minor;
1686         DWORD   wki10_logon_domain;     /*char *wki10_logon_domain;*/
1687         DWORD   wki10_oth_domains; /* char *wki10_oth_domains;*/
1688 } smb_rap_wksta_info_10_t;
1689
1690
1691 long smb_ReceiveRAPNetWkstaGetInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
1692 {
1693         smb_tran2Packet_t *outp;
1694     long code = 0;
1695         int infoLevel;
1696         int bufsize;
1697         unsigned short * tp;
1698         int totalData;
1699         int totalParams;
1700         smb_rap_wksta_info_10_t * info;
1701         char * cstrp;
1702         smb_user_t *uidp;
1703
1704         tp = p->parmsp + 1; /* Skip over function number */
1705         (void) smb_ParseString((unsigned char*) tp, (char **) &tp); /* skip over param descriptor */
1706         (void) smb_ParseString((unsigned char*) tp, (char **) &tp); /* skip over data descriptor */
1707         infoLevel = *tp++;
1708         bufsize = *tp++;
1709
1710         if(infoLevel != 10) {
1711                 return CM_ERROR_INVAL;
1712         }
1713
1714         totalParams = 6;
1715         
1716         /* infolevel 10 */
1717         totalData = sizeof(*info) +             /* info */
1718                 MAX_COMPUTERNAME_LENGTH +       /* wki10_computername */
1719                 SMB_MAX_USERNAME_LENGTH +       /* wki10_username */
1720                 MAX_COMPUTERNAME_LENGTH +       /* wki10_langroup */
1721                 MAX_COMPUTERNAME_LENGTH +       /* wki10_logon_domain */
1722                 1;                                                      /* wki10_oth_domains (null)*/
1723
1724         outp = smb_GetTran2ResponsePacket(vcp, p, op, totalParams, totalData);
1725
1726         memset(outp->parmsp,0,totalParams);
1727         memset(outp->datap,0,totalData);
1728
1729     info = (smb_rap_wksta_info_10_t *) outp->datap;
1730         cstrp = (char *) (info + 1);
1731
1732         info->wki10_computername = (DWORD) (cstrp - outp->datap);
1733         strcpy(cstrp, smb_localNamep);
1734         cstrp += strlen(cstrp) + 1;
1735
1736         info->wki10_username = (DWORD) (cstrp - outp->datap);
1737         uidp = smb_FindUID(vcp, p->uid, 0);
1738         if(uidp) {
1739                 lock_ObtainMutex(&uidp->mx);
1740                 if(uidp->unp && uidp->unp->name)
1741                         strcpy(cstrp, uidp->unp->name);
1742                 lock_ReleaseMutex(&uidp->mx);
1743                 smb_ReleaseUID(uidp);
1744         }
1745         cstrp += strlen(cstrp) + 1;
1746
1747         info->wki10_langroup = (DWORD) (cstrp - outp->datap);
1748         strcpy(cstrp, "WORKGROUP");
1749         cstrp += strlen(cstrp) + 1;
1750
1751         /* TODO: Not sure what values these should take, but these work */
1752         info->wki10_ver_major = 5;
1753         info->wki10_ver_minor = 1;
1754
1755         info->wki10_logon_domain = (DWORD) (cstrp - outp->datap);
1756         strcpy(cstrp, smb_ServerDomainName);
1757         cstrp += strlen(cstrp) + 1;
1758
1759         info->wki10_oth_domains = (DWORD) (cstrp - outp->datap);
1760         cstrp ++; /* no other domains */
1761
1762         outp->totalData = (unsigned short) (cstrp - outp->datap); /* actual data size */
1763         outp->parmsp[2] = outp->totalData;
1764         outp->totalParms = totalParams;
1765
1766         smb_SendTran2Packet(vcp,outp,op);
1767         smb_FreeTran2Packet(outp);
1768
1769         return code;
1770 }
1771
1772 typedef struct smb_rap_server_info_0 {
1773     char    sv0_name[16];
1774 } smb_rap_server_info_0_t;
1775
1776 typedef struct smb_rap_server_info_1 {
1777     char            sv1_name[16];
1778     char            sv1_version_major;
1779     char            sv1_version_minor;
1780     unsigned long   sv1_type;
1781     DWORD           *sv1_comment_or_master_browser; /* char *sv1_comment_or_master_browser;*/
1782 } smb_rap_server_info_1_t;
1783
1784 char smb_ServerComment[] = "OpenAFS Client";
1785 int smb_ServerCommentLen = sizeof(smb_ServerComment);
1786
1787 #define SMB_SV_TYPE_SERVER              0x00000002L
1788 #define SMB_SV_TYPE_NT              0x00001000L
1789 #define SMB_SV_TYPE_SERVER_NT       0x00008000L
1790
1791 long smb_ReceiveRAPNetServerGetInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
1792 {
1793         smb_tran2Packet_t *outp;
1794     long code = 0;
1795         int infoLevel;
1796         int bufsize;
1797         unsigned short * tp;
1798         int totalData;
1799         int totalParams;
1800     smb_rap_server_info_0_t * info0;
1801     smb_rap_server_info_1_t * info1;
1802     char * cstrp;
1803
1804         tp = p->parmsp + 1; /* Skip over function number */
1805         (void) smb_ParseString((unsigned char*) tp, (char **) &tp); /* skip over param descriptor */
1806         (void) smb_ParseString((unsigned char*) tp, (char **) &tp); /* skip over data descriptor */
1807         infoLevel = *tp++;
1808         bufsize = *tp++;
1809
1810     if(infoLevel != 0 && infoLevel != 1) {
1811         return CM_ERROR_INVAL;
1812     }
1813
1814         totalParams = 6;
1815         
1816         totalData = 
1817         (infoLevel == 0) ? sizeof(smb_rap_server_info_0_t)
1818         : (sizeof(smb_rap_server_info_1_t) + smb_ServerCommentLen);
1819
1820         outp = smb_GetTran2ResponsePacket(vcp, p, op, totalParams, totalData);
1821
1822         memset(outp->parmsp,0,totalParams);
1823         memset(outp->datap,0,totalData);
1824
1825     if(infoLevel == 0) {
1826         info0 = (smb_rap_server_info_0_t *) outp->datap;
1827         cstrp = (char *) (info0 + 1);
1828         strcpy(info0->sv0_name, "AFS");
1829     } else { /* infoLevel == 1 */
1830         info1 = (smb_rap_server_info_1_t *) outp->datap;
1831         cstrp = (char *) (info1 + 1);
1832         strcpy(info1->sv1_name, "AFS");
1833
1834         info1->sv1_type = 
1835             SMB_SV_TYPE_SERVER |
1836             SMB_SV_TYPE_NT |
1837             SMB_SV_TYPE_SERVER_NT;
1838
1839         info1->sv1_version_major = 5;
1840         info1->sv1_version_minor = 1;
1841         info1->sv1_comment_or_master_browser = (DWORD *) (cstrp - outp->datap);
1842
1843         strcpy(cstrp, smb_ServerComment);
1844
1845         cstrp += smb_ServerCommentLen;
1846     }
1847
1848     totalData = cstrp - outp->datap;
1849         outp->totalData = min(bufsize,totalData); /* actual data size */
1850     outp->parmsp[0] = (outp->totalData == totalData)? 0 : ERROR_MORE_DATA;
1851         outp->parmsp[2] = totalData;
1852         outp->totalParms = totalParams;
1853
1854         smb_SendTran2Packet(vcp,outp,op);
1855         smb_FreeTran2Packet(outp);
1856
1857     return code;
1858 }
1859
1860 long smb_ReceiveV3Tran2A(smb_vc_t *vcp, smb_packet_t *inp, smb_packet_t *outp)
1861 {
1862     smb_tran2Packet_t *asp;
1863     int totalParms;
1864     int totalData;
1865     int parmDisp;
1866     int dataDisp;
1867     int parmOffset;
1868     int dataOffset;
1869     int parmCount;
1870     int dataCount;
1871     int firstPacket;
1872     long code = 0;
1873
1874         /* We sometimes see 0 word count.  What to do? */
1875         if (*inp->wctp == 0) {
1876 #ifndef DJGPP
1877                 HANDLE h;
1878                 char *ptbuf[1];
1879
1880                 osi_Log0(smb_logp, "TRANSACTION2 word count = 0"); 
1881
1882                 h = RegisterEventSource(NULL, AFS_DAEMON_EVENT_NAME);
1883                 ptbuf[0] = "Transaction2 word count = 0";
1884                 ReportEvent(h, EVENTLOG_WARNING_TYPE, 0, 1003, NULL,
1885                             1, inp->ncb_length, ptbuf, inp);
1886                 DeregisterEventSource(h);
1887 #else /* DJGPP */
1888                 osi_Log0(smb_logp, "TRANSACTION2 word count = 0"); 
1889 #endif /* !DJGPP */
1890
1891         smb_SetSMBDataLength(outp, 0);
1892         smb_SendPacket(vcp, outp);
1893                 return 0;
1894         }
1895
1896     totalParms = smb_GetSMBParm(inp, 0);
1897     totalData = smb_GetSMBParm(inp, 1);
1898         
1899     firstPacket = (inp->inCom == 0x32);
1900         
1901         /* find the packet we're reassembling */
1902         lock_ObtainWrite(&smb_globalLock);
1903     asp = smb_FindTran2Packet(vcp, inp);
1904     if (!asp) {
1905         asp = smb_NewTran2Packet(vcp, inp, totalParms, totalData);
1906         }
1907     lock_ReleaseWrite(&smb_globalLock);
1908         
1909     /* now merge in this latest packet; start by looking up offsets */
1910         if (firstPacket) {
1911                 parmDisp = dataDisp = 0;
1912         parmOffset = smb_GetSMBParm(inp, 10);
1913         dataOffset = smb_GetSMBParm(inp, 12);
1914         parmCount = smb_GetSMBParm(inp, 9);
1915         dataCount = smb_GetSMBParm(inp, 11);
1916                 asp->maxReturnParms = smb_GetSMBParm(inp, 2);
1917         asp->maxReturnData = smb_GetSMBParm(inp, 3);
1918
1919                 osi_Log3(smb_logp, "SMB3 received T2 init packet total data %d, cur data %d, max return data %d",
1920                  totalData, dataCount, asp->maxReturnData);
1921     }
1922     else {
1923         parmDisp = smb_GetSMBParm(inp, 4);
1924         parmOffset = smb_GetSMBParm(inp, 3);
1925         dataDisp = smb_GetSMBParm(inp, 7);
1926         dataOffset = smb_GetSMBParm(inp, 6);
1927         parmCount = smb_GetSMBParm(inp, 2);
1928         dataCount = smb_GetSMBParm(inp, 5);
1929
1930         osi_Log2(smb_logp, "SMB3 received T2 aux packet parms %d, data %d",
1931                  parmCount, dataCount);
1932     }   
1933
1934     /* now copy the parms and data */
1935     if ( asp->totalParms > 0 && parmCount != 0 )
1936     {
1937         memcpy(((char *)asp->parmsp) + parmDisp, inp->data + parmOffset, parmCount);
1938     }
1939     if ( asp->totalData > 0 && dataCount != 0 ) {
1940         memcpy(asp->datap + dataDisp, inp->data + dataOffset, dataCount);
1941     }
1942
1943     /* account for new bytes */
1944     asp->curData += dataCount;
1945     asp->curParms += parmCount;
1946
1947     /* finally, if we're done, remove the packet from the queue and dispatch it */
1948     if (asp->totalParms > 0 &&
1949         asp->curParms > 0 &&
1950         asp->totalData <= asp->curData &&
1951         asp->totalParms <= asp->curParms) {
1952                 /* we've received it all */
1953         lock_ObtainWrite(&smb_globalLock);
1954                 osi_QRemove((osi_queue_t **) &smb_tran2AssemblyQueuep, &asp->q);
1955         lock_ReleaseWrite(&smb_globalLock);
1956
1957         /* now dispatch it */
1958         if ( asp->opcode >= 0 && asp->opcode < 20 && smb_tran2DispatchTable[asp->opcode].procp) {
1959             osi_LogEvent("AFS-Dispatch-2[%s]",myCrt_2Dispatch(asp->opcode),"vcp[%x] lana[%d] lsn[%d]",(int)vcp,vcp->lana,vcp->lsn);
1960             osi_Log4(smb_logp,"AFS Server - Dispatch-2 %s vcp[%x] lana[%d] lsn[%d]",myCrt_2Dispatch(asp->opcode),vcp,vcp->lana,vcp->lsn);
1961             code = (*smb_tran2DispatchTable[asp->opcode].procp)(vcp, asp, outp);
1962         }
1963         else {
1964             osi_LogEvent("AFS-Dispatch-2 [invalid]", NULL, "op[%x] vcp[%x] lana[%d] lsn[%d]", asp->opcode, vcp, vcp->lana, vcp->lsn);
1965             osi_Log4(smb_logp,"AFS Server - Dispatch-2 [INVALID] op[%x] vcp[%x] lana[%d] lsn[%d]", asp->opcode, vcp, vcp->lana, vcp->lsn);
1966             code = CM_ERROR_BADOP;
1967         }
1968
1969                 /* if an error is returned, we're supposed to send an error packet,
1970          * otherwise the dispatched function already did the data sending.
1971          * We give dispatched proc the responsibility since it knows how much
1972          * space to allocate.
1973          */
1974         if (code != 0) {
1975             smb_SendTran2Error(vcp, asp, outp, code);
1976         }
1977
1978                 /* free the input tran 2 packet */
1979                 lock_ObtainWrite(&smb_globalLock);
1980         smb_FreeTran2Packet(asp);
1981                 lock_ReleaseWrite(&smb_globalLock);
1982     }
1983     else if (firstPacket) {
1984                 /* the first packet in a multi-packet request, we need to send an
1985          * ack to get more data.
1986          */
1987         smb_SetSMBDataLength(outp, 0);
1988         smb_SendPacket(vcp, outp);
1989     }
1990
1991         return 0;
1992 }
1993
1994 long smb_ReceiveTran2Open(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
1995 {
1996         char *pathp;
1997     smb_tran2Packet_t *outp;
1998     long code = 0;
1999         cm_space_t *spacep;
2000     int excl;
2001     cm_user_t *userp;
2002     cm_scache_t *dscp;          /* dir we're dealing with */
2003     cm_scache_t *scp;           /* file we're creating */
2004     cm_attr_t setAttr;
2005     int initialModeBits;
2006     smb_fid_t *fidp;
2007     int attributes;
2008     char *lastNamep;
2009     long dosTime;
2010     int openFun;
2011     int trunc;
2012     int openMode;
2013     int extraInfo;
2014     int openAction;
2015     int parmSlot;                       /* which parm we're dealing with */
2016     long returnEALength;
2017         char *tidPathp;
2018         cm_req_t req;
2019
2020         cm_InitReq(&req);
2021
2022     scp = NULL;
2023         
2024         extraInfo = (p->parmsp[0] & 1); /* return extra info */
2025     returnEALength = (p->parmsp[0] & 8);        /* return extended attr length */
2026
2027         openFun = p->parmsp[6];         /* open function */
2028     excl = ((openFun & 3) == 0);
2029     trunc = ((openFun & 3) == 2);       /* truncate it */
2030         openMode = (p->parmsp[1] & 0x7);
2031     openAction = 0;                     /* tracks what we did */
2032
2033     attributes = p->parmsp[3];
2034     dosTime = p->parmsp[4] | (p->parmsp[5] << 16);
2035         
2036         /* compute initial mode bits based on read-only flag in attributes */
2037     initialModeBits = 0666;
2038     if (attributes & 1) initialModeBits &= ~0222;
2039         
2040     pathp = (char *) (&p->parmsp[14]);
2041         
2042     outp = smb_GetTran2ResponsePacket(vcp, p, op, 40, 0);
2043
2044         spacep = cm_GetSpace();
2045     smb_StripLastComponent(spacep->data, &lastNamep, pathp);
2046
2047         if (lastNamep && strcmp(lastNamep, SMB_IOCTL_FILENAME) == 0) {
2048                 /* special case magic file name for receiving IOCTL requests
2049          * (since IOCTL calls themselves aren't getting through).
2050          */
2051         fidp = smb_FindFID(vcp, 0, SMB_FLAG_CREATE);
2052         smb_SetupIoctlFid(fidp, spacep);
2053
2054         /* copy out remainder of the parms */
2055                 parmSlot = 0;
2056                 outp->parmsp[parmSlot] = fidp->fid; parmSlot++;
2057                 if (extraInfo) {
2058             outp->parmsp[parmSlot] = /* attrs */ 0; parmSlot++;
2059             outp->parmsp[parmSlot] = 0; parmSlot++;     /* mod time */
2060             outp->parmsp[parmSlot] = 0; parmSlot++;
2061             outp->parmsp[parmSlot] = 0; parmSlot++;     /* len */
2062             outp->parmsp[parmSlot] = 0x7fff; parmSlot++;
2063             outp->parmsp[parmSlot] = openMode; parmSlot++;
2064             outp->parmsp[parmSlot] = 0; parmSlot++; /* file type 0 ==> normal file or dir */
2065             outp->parmsp[parmSlot] = 0; parmSlot++; /* IPC junk */
2066                 }   
2067                 /* and the final "always present" stuff */
2068         outp->parmsp[parmSlot] = /* openAction found existing file */ 1; parmSlot++;
2069                 /* next write out the "unique" ID */
2070                 outp->parmsp[parmSlot] = 0x1234; parmSlot++;
2071                 outp->parmsp[parmSlot] = 0x5678; parmSlot++;
2072         outp->parmsp[parmSlot] = 0; parmSlot++;
2073                 if (returnEALength) {
2074                         outp->parmsp[parmSlot] = 0; parmSlot++;
2075                         outp->parmsp[parmSlot] = 0; parmSlot++;
2076         }
2077                 
2078         outp->totalData = 0;
2079         outp->totalParms = parmSlot * 2;
2080                 
2081         smb_SendTran2Packet(vcp, outp, op);
2082                 
2083         smb_FreeTran2Packet(outp);
2084
2085                 /* and clean up fid reference */
2086         smb_ReleaseFID(fidp);
2087         return 0;
2088     }
2089
2090 #ifdef DEBUG_VERBOSE
2091         {
2092                 char *hexp, *asciip;
2093                 asciip = (lastNamep ? lastNamep : pathp);
2094                 hexp = osi_HexifyString( asciip );
2095                 DEBUG_EVENT2("AFS","T2Open H[%s] A[%s]", hexp, asciip);
2096                 free(hexp);
2097         }
2098 #endif
2099
2100         userp = smb_GetTran2User(vcp, p);
2101     /* In the off chance that userp is NULL, we log and abandon */
2102     if (!userp) {
2103         osi_Log1(smb_logp, "ReceiveTran2Open user [%d] not resolvable", p->uid);
2104         smb_FreeTran2Packet(outp);
2105         return CM_ERROR_BADSMB;
2106     }
2107
2108         code = smb_LookupTIDPath(vcp, p->tid, &tidPathp);
2109     if(code == CM_ERROR_TIDIPC) {
2110         /* Attempt to use TID allocated for IPC.  The client is
2111            probably trying to locate DCE RPC end points, which
2112            we don't support. */
2113         osi_Log0(smb_logp, "Tran2Open received IPC TID");
2114         cm_ReleaseUser(userp);
2115         smb_FreeTran2Packet(outp);
2116         return CM_ERROR_NOSUCHPATH;
2117     }
2118
2119         dscp = NULL;
2120         code = cm_NameI(cm_rootSCachep, pathp,
2121                     CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD,
2122                     userp, tidPathp, &req, &scp);
2123         if (code != 0) {
2124                 code = cm_NameI(cm_rootSCachep, spacep->data,
2125                         CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD,
2126                         userp, tidPathp, &req, &dscp);
2127                 cm_FreeSpace(spacep);
2128
2129         if (code) {
2130             cm_ReleaseUser(userp);
2131                         smb_FreeTran2Packet(outp);
2132             return code;
2133         }
2134         
2135         /* otherwise, scp points to the parent directory.  Do a lookup,
2136                  * and truncate the file if we find it, otherwise we create the
2137                  * file.
2138          */
2139         if (!lastNamep) lastNamep = pathp;
2140         else lastNamep++;
2141         code = cm_Lookup(dscp, lastNamep, CM_FLAG_CASEFOLD, userp,
2142                          &req, &scp);
2143         if (code && code != CM_ERROR_NOSUCHFILE) {
2144                         cm_ReleaseSCache(dscp);
2145             cm_ReleaseUser(userp);
2146                         smb_FreeTran2Packet(outp);
2147             return code;
2148         }
2149         }
2150     else {
2151         cm_FreeSpace(spacep);
2152         }
2153         
2154     /* if we get here, if code is 0, the file exists and is represented by
2155      * scp.  Otherwise, we have to create it.
2156      */
2157         if (code == 0) {
2158         code = cm_CheckOpen(scp, openMode, trunc, userp, &req);
2159         if (code) {
2160             if (dscp) cm_ReleaseSCache(dscp);
2161             cm_ReleaseSCache(scp);
2162             cm_ReleaseUser(userp);
2163                         smb_FreeTran2Packet(outp);
2164             return code;
2165         }
2166
2167                 if (excl) {
2168                         /* oops, file shouldn't be there */
2169             if (dscp) cm_ReleaseSCache(dscp);
2170             cm_ReleaseSCache(scp);
2171             cm_ReleaseUser(userp);
2172                         smb_FreeTran2Packet(outp);
2173             return CM_ERROR_EXISTS;
2174         }
2175
2176                 if (trunc) {
2177                         setAttr.mask = CM_ATTRMASK_LENGTH;
2178             setAttr.length.LowPart = 0;
2179             setAttr.length.HighPart = 0;
2180                         code = cm_SetAttr(scp, &setAttr, userp, &req);
2181             openAction = 3;     /* truncated existing file */
2182                 }   
2183         else openAction = 1;    /* found existing file */
2184     }
2185         else if (!(openFun & SMB_ATTR_DIRECTORY)) {
2186                 /* don't create if not found */
2187         if (dscp) cm_ReleaseSCache(dscp);
2188         osi_assert(scp == NULL);
2189         cm_ReleaseUser(userp);
2190                 smb_FreeTran2Packet(outp);
2191         return CM_ERROR_NOSUCHFILE;
2192     }
2193     else {
2194                 osi_assert(dscp != NULL && scp == NULL);
2195                 openAction = 2; /* created file */
2196                 setAttr.mask = CM_ATTRMASK_CLIENTMODTIME;
2197                 smb_UnixTimeFromSearchTime(&setAttr.clientModTime, dosTime);
2198         code = cm_Create(dscp, lastNamep, 0, &setAttr, &scp, userp,
2199                          &req);
2200                 if (code == 0 && (dscp->flags & CM_SCACHEFLAG_ANYWATCH))
2201                         smb_NotifyChange(FILE_ACTION_ADDED,
2202                              FILE_NOTIFY_CHANGE_FILE_NAME,  
2203                              dscp, lastNamep, NULL, TRUE);
2204         if (!excl && code == CM_ERROR_EXISTS) {
2205                         /* not an exclusive create, and someone else tried
2206                          * creating it already, then we open it anyway.  We
2207                          * don't bother retrying after this, since if this next
2208                          * fails, that means that the file was deleted after we
2209                          * started this call.
2210              */
2211             code = cm_Lookup(dscp, lastNamep, CM_FLAG_CASEFOLD,
2212                              userp, &req, &scp);
2213             if (code == 0) {
2214                 if (trunc) {
2215                                         setAttr.mask = CM_ATTRMASK_LENGTH;
2216                     setAttr.length.LowPart = 0;
2217                     setAttr.length.HighPart = 0;
2218                     code = cm_SetAttr(scp, &setAttr, userp,
2219                                       &req);
2220                 }   
2221                         }       /* lookup succeeded */
2222         }
2223     }
2224         
2225         /* we don't need this any longer */
2226         if (dscp) cm_ReleaseSCache(dscp);
2227
2228     if (code) {
2229                 /* something went wrong creating or truncating the file */
2230         if (scp) cm_ReleaseSCache(scp);
2231         cm_ReleaseUser(userp);
2232                 smb_FreeTran2Packet(outp);
2233         return code;
2234     }
2235         
2236         /* make sure we're about to open a file */
2237         if (scp->fileType != CM_SCACHETYPE_FILE) {
2238                 cm_ReleaseSCache(scp);
2239                 cm_ReleaseUser(userp);
2240                 smb_FreeTran2Packet(outp);
2241                 return CM_ERROR_ISDIR;
2242         }
2243
2244     /* now all we have to do is open the file itself */
2245     fidp = smb_FindFID(vcp, 0, SMB_FLAG_CREATE);
2246     osi_assert(fidp);
2247         
2248         /* save a pointer to the vnode */
2249     fidp->scp = scp;
2250         
2251         /* compute open mode */
2252     if (openMode != 1) fidp->flags |= SMB_FID_OPENREAD;
2253     if (openMode == 1 || openMode == 2)
2254         fidp->flags |= SMB_FID_OPENWRITE;
2255
2256         smb_ReleaseFID(fidp);
2257         
2258         cm_Open(scp, 0, userp);
2259
2260     /* copy out remainder of the parms */
2261         parmSlot = 0;
2262         outp->parmsp[parmSlot] = fidp->fid; parmSlot++;
2263         lock_ObtainMutex(&scp->mx);
2264         if (extraInfo) {
2265         outp->parmsp[parmSlot] = smb_Attributes(scp); parmSlot++;
2266                 smb_SearchTimeFromUnixTime(&dosTime, scp->clientModTime);
2267         outp->parmsp[parmSlot] = (unsigned short)(dosTime & 0xffff); parmSlot++;
2268         outp->parmsp[parmSlot] = (unsigned short)((dosTime>>16) & 0xffff); parmSlot++;
2269         outp->parmsp[parmSlot] = (unsigned short) (scp->length.LowPart & 0xffff);
2270         parmSlot++;
2271         outp->parmsp[parmSlot] = (unsigned short) ((scp->length.LowPart >> 16) & 0xffff);
2272         parmSlot++;
2273         outp->parmsp[parmSlot] = openMode; parmSlot++;
2274         outp->parmsp[parmSlot] = 0; parmSlot++; /* file type 0 ==> normal file or dir */
2275         outp->parmsp[parmSlot] = 0; parmSlot++; /* IPC junk */
2276         }   
2277         /* and the final "always present" stuff */
2278     outp->parmsp[parmSlot] = openAction; parmSlot++;
2279         /* next write out the "unique" ID */
2280         outp->parmsp[parmSlot] = (unsigned short) (scp->fid.vnode & 0xffff); parmSlot++;
2281         outp->parmsp[parmSlot] = (unsigned short) (scp->fid.volume & 0xffff); parmSlot++;
2282     outp->parmsp[parmSlot] = 0; parmSlot++;
2283     if (returnEALength) {
2284                 outp->parmsp[parmSlot] = 0; parmSlot++;
2285                 outp->parmsp[parmSlot] = 0; parmSlot++;
2286     }
2287         lock_ReleaseMutex(&scp->mx);
2288         outp->totalData = 0;            /* total # of data bytes */
2289     outp->totalParms = parmSlot * 2;    /* shorts are two bytes */
2290
2291         smb_SendTran2Packet(vcp, outp, op);
2292         
2293     smb_FreeTran2Packet(outp);
2294
2295     cm_ReleaseUser(userp);
2296     /* leave scp held since we put it in fidp->scp */
2297     return 0;
2298 }   
2299
2300 long smb_ReceiveTran2FindFirst(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2301 {
2302     return CM_ERROR_BADOP;
2303 }
2304
2305 long smb_ReceiveTran2FindNext(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2306 {
2307     return CM_ERROR_BADOP;
2308 }
2309
2310 long smb_ReceiveTran2QFSInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
2311 {
2312         smb_tran2Packet_t *outp;
2313     smb_tran2QFSInfo_t qi;
2314         int responseSize;
2315         osi_hyper_t temp;
2316         static char FSname[6] = {'A', 0, 'F', 0, 'S', 0};
2317         
2318         osi_Log1(smb_logp, "T2 QFSInfo type 0x%x", p->parmsp[0]);
2319
2320         switch (p->parmsp[0]) {
2321         case 1: responseSize = sizeof(qi.u.allocInfo); break;
2322         case 2: responseSize = sizeof(qi.u.volumeInfo); break;
2323         case 0x102: responseSize = sizeof(qi.u.FSvolumeInfo); break;
2324         case 0x103: responseSize = sizeof(qi.u.FSsizeInfo); break;
2325         case 0x104: responseSize = sizeof(qi.u.FSdeviceInfo); break;
2326         case 0x105: responseSize = sizeof(qi.u.FSattributeInfo); break;
2327         default: return CM_ERROR_INVAL;
2328         }
2329
2330     outp = smb_GetTran2ResponsePacket(vcp, p, op, 0, responseSize);
2331         switch (p->parmsp[0]) {
2332         case 1:
2333                 /* alloc info */
2334         qi.u.allocInfo.FSID = 0;
2335         qi.u.allocInfo.sectorsPerAllocUnit = 1;
2336         qi.u.allocInfo.totalAllocUnits = 0x7fffffff;
2337         qi.u.allocInfo.availAllocUnits = 0x3fffffff;
2338         qi.u.allocInfo.bytesPerSector = 1024;
2339                 break;
2340
2341     case 2:
2342                 /* volume info */
2343         qi.u.volumeInfo.vsn = 1234;
2344         qi.u.volumeInfo.vnCount = 4;
2345                 /* we're supposed to pad it out with zeroes to the end */
2346                 memset(&qi.u.volumeInfo.label, 0, sizeof(qi.u.volumeInfo.label));
2347         memcpy(qi.u.volumeInfo.label, "AFS", 4);
2348                 break;
2349
2350         case 0x102:
2351                 /* FS volume info */
2352                 memset((char *)&qi.u.FSvolumeInfo.vct, 0, sizeof(FILETIME));
2353                 qi.u.FSvolumeInfo.vsn = 1234;
2354                 qi.u.FSvolumeInfo.vnCount = 8;
2355                 memcpy(qi.u.FSvolumeInfo.label, "A\0F\0S\0\0", 8);
2356                 break;
2357
2358         case 0x103:
2359                 /* FS size info */
2360                 temp.HighPart = 0;
2361                 temp.LowPart = 0x7fffffff;
2362                 qi.u.FSsizeInfo.totalAllocUnits = temp;
2363                 temp.LowPart = 0x3fffffff;
2364                 qi.u.FSsizeInfo.availAllocUnits = temp;
2365                 qi.u.FSsizeInfo.sectorsPerAllocUnit = 1;
2366                 qi.u.FSsizeInfo.bytesPerSector = 1024;
2367                 break;
2368
2369         case 0x104:
2370                 /* FS device info */
2371                 qi.u.FSdeviceInfo.devType = 0;  /* don't have a number */
2372                 qi.u.FSdeviceInfo.characteristics = 0x50; /* remote, virtual */
2373                 break;
2374
2375         case 0x105:
2376                 /* FS attribute info */
2377                 /* attributes, defined in WINNT.H:
2378                  *      FILE_CASE_SENSITIVE_SEARCH      0x1
2379                  *      FILE_CASE_PRESERVED_NAMES       0x2
2380                  *      <no name defined>               0x4000
2381                  *         If bit 0x4000 is not set, Windows 95 thinks
2382                  *         we can't handle long (non-8.3) names,
2383                  *         despite our protestations to the contrary.
2384                  */
2385                 qi.u.FSattributeInfo.attributes = 0x4003;
2386                 qi.u.FSattributeInfo.maxCompLength = 255;
2387                 qi.u.FSattributeInfo.FSnameLength = 6;
2388                 memcpy(qi.u.FSattributeInfo.FSname, FSname, 6);
2389                 break;
2390     }
2391         
2392         /* copy out return data, and set corresponding sizes */
2393         outp->totalParms = 0;
2394     outp->totalData = responseSize;
2395     memcpy(outp->datap, &qi, responseSize);
2396
2397         /* send and free the packets */
2398         smb_SendTran2Packet(vcp, outp, op);
2399     smb_FreeTran2Packet(outp);
2400
2401     return 0;
2402 }
2403
2404 long smb_ReceiveTran2SetFSInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2405 {
2406     return CM_ERROR_BADOP;
2407 }
2408
2409 struct smb_ShortNameRock {
2410         char *maskp;
2411         unsigned int vnode;
2412         char *shortName;
2413         size_t shortNameLen;
2414 };
2415
2416 int cm_GetShortNameProc(cm_scache_t *scp, cm_dirEntry_t *dep, void *vrockp,
2417         osi_hyper_t *offp)
2418 {
2419         struct smb_ShortNameRock *rockp;
2420         char *shortNameEnd;
2421
2422         rockp = vrockp;
2423         /* compare both names and vnodes, though probably just comparing vnodes
2424          * would be safe enough.
2425          */
2426         if (cm_stricmp(dep->name, rockp->maskp) != 0)
2427                 return 0;
2428         if (ntohl(dep->fid.vnode) != rockp->vnode)
2429                 return 0;
2430         /* This is the entry */
2431         cm_Gen8Dot3Name(dep, rockp->shortName, &shortNameEnd);
2432         rockp->shortNameLen = shortNameEnd - rockp->shortName;
2433         return CM_ERROR_STOPNOW;
2434 }
2435
2436 long cm_GetShortName(char *pathp, cm_user_t *userp, cm_req_t *reqp,
2437         char *tidPathp, int vnode, char *shortName, size_t *shortNameLenp)
2438 {
2439         struct smb_ShortNameRock rock;
2440         char *lastNamep;
2441         cm_space_t *spacep;
2442         cm_scache_t *dscp;
2443         int caseFold = CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD;
2444         long code = 0;
2445         osi_hyper_t thyper;
2446
2447         spacep = cm_GetSpace();
2448         smb_StripLastComponent(spacep->data, &lastNamep, pathp);
2449
2450         code = cm_NameI(cm_rootSCachep, spacep->data, caseFold, userp, tidPathp,
2451                      reqp, &dscp);
2452         cm_FreeSpace(spacep);
2453         if (code) return code;
2454
2455         if (!lastNamep) lastNamep = pathp;
2456         else lastNamep++;
2457         thyper.LowPart = 0;
2458         thyper.HighPart = 0;
2459         rock.shortName = shortName;
2460         rock.vnode = vnode;
2461         rock.maskp = lastNamep;
2462         code = cm_ApplyDir(dscp, cm_GetShortNameProc, &rock, &thyper, userp,
2463                         reqp, NULL);
2464
2465         cm_ReleaseSCache(dscp);
2466
2467         if (code == 0)
2468                 return CM_ERROR_NOSUCHFILE;
2469         if (code == CM_ERROR_STOPNOW) {
2470                 *shortNameLenp = rock.shortNameLen;
2471                 return 0;
2472         }
2473         return code;
2474 }
2475
2476 long smb_ReceiveTran2QPathInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *opx)
2477 {
2478         smb_tran2Packet_t *outp;
2479     unsigned long dosTime;
2480         FILETIME ft;
2481     unsigned short infoLevel;
2482     int nbytesRequired;
2483     unsigned short attributes;
2484         unsigned long extAttributes;
2485         char shortName[13];
2486         unsigned int len;
2487     cm_user_t *userp;
2488         cm_space_t *spacep;
2489     cm_scache_t *scp, *dscp;
2490     long code = 0;
2491     char *op;
2492         char *tidPathp;
2493         char *lastComp;
2494         cm_req_t req;
2495
2496         cm_InitReq(&req);
2497
2498         infoLevel = p->parmsp[0];
2499     if (infoLevel == 6) nbytesRequired = 0;
2500     else if (infoLevel == 1) nbytesRequired = 22;
2501     else if (infoLevel == 2) nbytesRequired = 26;
2502         else if (infoLevel == 0x101) nbytesRequired = 40;
2503         else if (infoLevel == 0x102) nbytesRequired = 24;
2504         else if (infoLevel == 0x103) nbytesRequired = 4;
2505         else if (infoLevel == 0x108) nbytesRequired = 30;
2506     else {
2507                 osi_Log2(smb_logp, "Bad Tran2 op 0x%x infolevel 0x%x",
2508                   p->opcode, infoLevel);
2509                 smb_SendTran2Error(vcp, p, opx, CM_ERROR_INVAL);
2510         return 0;
2511     }
2512         osi_Log2(smb_logp, "T2 QPathInfo type 0x%x path %s", infoLevel,
2513              osi_LogSaveString(smb_logp, (char *)(&p->parmsp[3])));
2514
2515     outp = smb_GetTran2ResponsePacket(vcp, p, opx, 2, nbytesRequired);
2516
2517         if (infoLevel > 0x100)
2518                 outp->totalParms = 2;
2519         else
2520                 outp->totalParms = 0;
2521         outp->totalData = nbytesRequired;
2522         
2523     /* now, if we're at infoLevel 6, we're only being asked to check
2524      * the syntax, so we just OK things now.  In particular, we're *not*
2525      * being asked to verify anything about the state of any parent dirs.
2526      */
2527         if (infoLevel == 6) {
2528                 smb_SendTran2Packet(vcp, outp, opx);
2529         smb_FreeTran2Packet(outp);
2530                 return 0;
2531     }
2532         
2533     userp = smb_GetTran2User(vcp, p);
2534     if (!userp) {
2535         osi_Log1(smb_logp, "ReceiveTran2QPathInfo unable to resolve user [%d]", p->uid);
2536         smb_FreeTran2Packet(outp);
2537         return CM_ERROR_BADSMB;
2538     }
2539
2540         code = smb_LookupTIDPath(vcp, p->tid, &tidPathp);
2541     if(code) {
2542         cm_ReleaseUser(userp);
2543         smb_SendTran2Error(vcp, p, opx, CM_ERROR_NOSUCHPATH);
2544         smb_FreeTran2Packet(outp);
2545         return 0;
2546     }
2547
2548         /*
2549          * XXX Strange hack XXX
2550          *
2551          * As of Patch 7 (13 January 98), we are having the following problem:
2552          * In NT Explorer 4.0, whenever we click on a directory, AFS gets
2553          * requests to look up "desktop.ini" in all the subdirectories.
2554          * This can cause zillions of timeouts looking up non-existent cells
2555          * and volumes, especially in the top-level directory.
2556          *
2557          * We have not found any way to avoid this or work around it except
2558          * to explicitly ignore the requests for mount points that haven't
2559          * yet been evaluated and for directories that haven't yet been
2560          * fetched.
2561          */
2562         if (infoLevel == 0x101) {
2563                 spacep = cm_GetSpace();
2564                 smb_StripLastComponent(spacep->data, &lastComp,
2565                                         (char *)(&p->parmsp[3]));
2566                 /* Make sure that lastComp is not NULL */
2567                 if (lastComp) {
2568                     if (strcmp(lastComp, "\\desktop.ini") == 0) {
2569                 code = cm_NameI(cm_rootSCachep, spacep->data,
2570                                 CM_FLAG_CASEFOLD
2571                                 | CM_FLAG_DIRSEARCH
2572                                 | CM_FLAG_FOLLOW,
2573                                 userp, tidPathp, &req, &dscp);
2574                 if (code == 0) {
2575                     if (dscp->fileType == CM_SCACHETYPE_MOUNTPOINT
2576                          && !dscp->mountRootFidp)
2577                         code = CM_ERROR_NOSUCHFILE;
2578                     else if (dscp->fileType == CM_SCACHETYPE_DIRECTORY) {
2579                         cm_buf_t *bp = buf_Find(dscp, &hzero);
2580                         if (bp)
2581                             buf_Release(bp);
2582                         else
2583                             code = CM_ERROR_NOSUCHFILE;
2584                     }
2585                     cm_ReleaseSCache(dscp);
2586                     if (code) {
2587                         cm_FreeSpace(spacep);
2588                         cm_ReleaseUser(userp);
2589                         smb_SendTran2Error(vcp, p, opx, code);
2590                         smb_FreeTran2Packet(outp);
2591                         return 0;
2592                     }
2593                 }
2594             }
2595         }
2596                 cm_FreeSpace(spacep);
2597         }
2598
2599         /* now do namei and stat, and copy out the info */
2600     code = cm_NameI(cm_rootSCachep, (char *)(&p->parmsp[3]),
2601                     CM_FLAG_FOLLOW | CM_FLAG_CASEFOLD, userp, tidPathp, &req, &scp);
2602
2603         if (code) {
2604                 cm_ReleaseUser(userp);
2605         smb_SendTran2Error(vcp, p, opx, code);
2606         smb_FreeTran2Packet(outp);
2607         return 0;
2608     }
2609
2610     lock_ObtainMutex(&scp->mx);
2611         code = cm_SyncOp(scp, NULL, userp, &req, 0,
2612                          CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2613         if (code) goto done;
2614         
2615     /* now we have the status in the cache entry, and everything is locked.
2616          * Marshall the output data.
2617      */
2618         op = outp->datap;
2619         /* for info level 108, figure out short name */
2620         if (infoLevel == 0x108) {
2621                 code = cm_GetShortName((char *)(&p->parmsp[3]), userp, &req,
2622                                 tidPathp, scp->fid.vnode, shortName,
2623                                 (size_t *) &len);
2624                 if (code) {
2625                         goto done;
2626                 }
2627
2628                 op = outp->datap;
2629                 *((u_long *)op) = len * 2; op += 4;
2630                 mbstowcs((unsigned short *)op, shortName, len);
2631                 op += (len * 2);
2632
2633                 goto done;
2634         }
2635         if (infoLevel == 1 || infoLevel == 2) {
2636                 smb_SearchTimeFromUnixTime(&dosTime, scp->clientModTime);
2637         *((u_long *)op) = dosTime; op += 4;     /* creation time */
2638         *((u_long *)op) = dosTime; op += 4;     /* access time */
2639         *((u_long *)op) = dosTime; op += 4;     /* write time */
2640         *((u_long *)op) = scp->length.LowPart; op += 4; /* length */
2641         *((u_long *)op) = scp->length.LowPart; op += 4; /* alloc size */
2642                 attributes = smb_Attributes(scp);
2643                 *((u_short *)op) = attributes; op += 2; /* attributes */
2644         }
2645         else if (infoLevel == 0x101) {
2646                 smb_LargeSearchTimeFromUnixTime(&ft, scp->clientModTime);
2647                 *((FILETIME *)op) = ft; op += 8;        /* creation time */
2648                 *((FILETIME *)op) = ft; op += 8;        /* last access time */
2649                 *((FILETIME *)op) = ft; op += 8;        /* last write time */
2650                 *((FILETIME *)op) = ft; op += 8;        /* last change time */
2651                 extAttributes = smb_ExtAttributes(scp);
2652                 *((u_long *)op) = extAttributes; op += 4; /* extended attribs */
2653                 *((u_long *)op) = 0; op += 4;   /* don't know what this is */
2654         }
2655         else if (infoLevel == 0x102) {
2656                 *((LARGE_INTEGER *)op) = scp->length; op += 8;  /* alloc size */
2657                 *((LARGE_INTEGER *)op) = scp->length; op += 8;  /* EOF */
2658                 *((u_long *)op) = scp->linkCount; op += 4;
2659                 *op++ = 0;
2660                 *op++ = 0;
2661                 *op++ = (scp->fileType == CM_SCACHETYPE_DIRECTORY ? 1 : 0);
2662                 *op++ = 0;
2663         }
2664         else if (infoLevel == 0x103) {
2665                 memset(op, 0, 4); op += 4;      /* EA size */
2666         }
2667
2668         /* now, if we are being asked about extended attrs, return a 0 size */
2669         if (infoLevel == 2) {
2670                 *((u_long *)op) = 0; op += 4;
2671         }
2672         
2673
2674         /* send and free the packets */
2675   done:
2676         lock_ReleaseMutex(&scp->mx);
2677     cm_ReleaseSCache(scp);
2678     cm_ReleaseUser(userp);
2679         if (code == 0) 
2680         smb_SendTran2Packet(vcp, outp, opx);
2681     else 
2682         smb_SendTran2Error(vcp, p, opx, code);
2683     smb_FreeTran2Packet(outp);
2684
2685     return 0;
2686 }
2687
2688 long smb_ReceiveTran2SetPathInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2689 {
2690     return CM_ERROR_BADOP;
2691 }
2692
2693 long smb_ReceiveTran2QFileInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *opx)
2694 {
2695         smb_tran2Packet_t *outp;
2696         FILETIME ft;
2697         unsigned long attributes;
2698         unsigned short infoLevel;
2699         int nbytesRequired;
2700         unsigned short fid;
2701         cm_user_t *userp;
2702     smb_fid_t *fidp;
2703         cm_scache_t *scp;
2704         char *op;
2705         long code = 0;
2706         cm_req_t req;
2707
2708         cm_InitReq(&req);
2709
2710     fid = p->parmsp[0];
2711     fidp = smb_FindFID(vcp, fid, 0);
2712
2713         if (fidp == NULL) {
2714                 smb_SendTran2Error(vcp, p, opx, CM_ERROR_BADFD);
2715                 return 0;
2716         }
2717
2718         infoLevel = p->parmsp[1];
2719         if (infoLevel == 0x101) nbytesRequired = 40;
2720         else if (infoLevel == 0x102) nbytesRequired = 24;
2721         else if (infoLevel == 0x103) nbytesRequired = 4;
2722         else if (infoLevel == 0x104) nbytesRequired = 6;
2723         else {
2724                 osi_Log2(smb_logp, "Bad Tran2 op 0x%x infolevel 0x%x",
2725                  p->opcode, infoLevel);
2726                 smb_SendTran2Error(vcp, p, opx, CM_ERROR_INVAL);
2727         smb_ReleaseFID(fidp);
2728                 return 0;
2729         }
2730         osi_Log2(smb_logp, "T2 QFileInfo type 0x%x fid %d", infoLevel, fid);
2731
2732         outp = smb_GetTran2ResponsePacket(vcp, p, opx, 2, nbytesRequired);
2733
2734         if (infoLevel > 0x100)
2735                 outp->totalParms = 2;
2736         else
2737                 outp->totalParms = 0;
2738         outp->totalData = nbytesRequired;
2739
2740         userp = smb_GetTran2User(vcp, p);
2741     if (!userp) {
2742         osi_Log1(smb_logp, "ReceiveTran2QFileInfo unable to resolve user [%d]", p->uid);
2743         code = CM_ERROR_BADSMB;
2744         goto done;
2745     }
2746
2747         scp = fidp->scp;
2748         lock_ObtainMutex(&scp->mx);
2749         code = cm_SyncOp(scp, NULL, userp, &req, 0,
2750                      CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2751         if (code) goto done;
2752
2753         /* now we have the status in the cache entry, and everything is locked.
2754          * Marshall the output data.
2755          */
2756         op = outp->datap;
2757         if (infoLevel == 0x101) {
2758                 smb_LargeSearchTimeFromUnixTime(&ft, scp->clientModTime);
2759                 *((FILETIME *)op) = ft; op += 8;        /* creation time */
2760                 *((FILETIME *)op) = ft; op += 8;        /* last access time */
2761                 *((FILETIME *)op) = ft; op += 8;        /* last write time */
2762                 *((FILETIME *)op) = ft; op += 8;        /* last change time */
2763                 attributes = smb_ExtAttributes(scp);
2764                 *((u_long *)op) = attributes; op += 4;
2765                 *((u_long *)op) = 0; op += 4;
2766         }
2767         else if (infoLevel == 0x102) {
2768                 *((LARGE_INTEGER *)op) = scp->length; op += 8;  /* alloc size */
2769                 *((LARGE_INTEGER *)op) = scp->length; op += 8;  /* EOF */
2770                 *((u_long *)op) = scp->linkCount; op += 4;
2771                 *op++ = ((fidp->flags & SMB_FID_DELONCLOSE) ? 1 : 0);
2772                 *op++ = (scp->fileType == CM_SCACHETYPE_DIRECTORY ? 1 : 0);
2773                 *op++ = 0;
2774                 *op++ = 0;
2775         }
2776         else if (infoLevel == 0x103) {
2777                 *((u_long *)op) = 0; op += 4;
2778         }
2779         else if (infoLevel == 0x104) {
2780                 unsigned long len;
2781                 char *name;
2782
2783                 if (fidp->NTopen_wholepathp)
2784                         name = fidp->NTopen_wholepathp;
2785                 else
2786                         name = "\\";    /* probably can't happen */
2787                 len = strlen(name);
2788                 outp->totalData = (len*2) + 4;  /* this is actually what we want to return */
2789                 *((u_long *)op) = len * 2; op += 4;
2790                 mbstowcs((unsigned short *)op, name, len); op += (len * 2);
2791         }
2792
2793         /* send and free the packets */
2794   done:
2795         lock_ReleaseMutex(&scp->mx);
2796         cm_ReleaseUser(userp);
2797         smb_ReleaseFID(fidp);
2798         if (code == 0) smb_SendTran2Packet(vcp, outp, opx);
2799         else smb_SendTran2Error(vcp, p, opx, code);
2800         smb_FreeTran2Packet(outp);
2801
2802         return 0;
2803 }
2804
2805 long smb_ReceiveTran2SetFileInfo(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *op)
2806 {
2807         long code = 0;
2808         unsigned short fid;
2809         smb_fid_t *fidp;
2810         unsigned short infoLevel;
2811         smb_tran2Packet_t *outp;
2812         cm_user_t *userp;
2813         cm_scache_t *scp;
2814         cm_req_t req;
2815
2816         cm_InitReq(&req);
2817
2818     fid = p->parmsp[0];
2819         fidp = smb_FindFID(vcp, fid, 0);
2820
2821         if (fidp == NULL) {
2822                 smb_SendTran2Error(vcp, p, op, CM_ERROR_BADFD);
2823                 return 0;
2824         }
2825
2826         infoLevel = p->parmsp[1];
2827         if (infoLevel > 0x104 || infoLevel < 0x101) {
2828                 osi_Log2(smb_logp, "Bad Tran2 op 0x%x infolevel 0x%x",
2829                          p->opcode, infoLevel);
2830                 smb_SendTran2Error(vcp, p, op, CM_ERROR_INVAL);
2831         smb_ReleaseFID(fidp);
2832                 return 0;
2833         }
2834
2835         if (infoLevel == 0x102 && !(fidp->flags & SMB_FID_OPENDELETE)) {
2836                 smb_SendTran2Error(vcp, p, op, CM_ERROR_NOACCESS);
2837         smb_ReleaseFID(fidp);
2838                 return 0;
2839         }
2840         if ((infoLevel == 0x103 || infoLevel == 0x104)
2841             && !(fidp->flags & SMB_FID_OPENWRITE)) {
2842                 smb_SendTran2Error(vcp, p, op, CM_ERROR_NOACCESS);
2843         smb_ReleaseFID(fidp);
2844                 return 0;
2845         }
2846
2847         osi_Log1(smb_logp, "T2 SFileInfo type 0x%x", infoLevel);
2848
2849         outp = smb_GetTran2ResponsePacket(vcp, p, op, 2, 0);
2850
2851         outp->totalParms = 2;
2852         outp->totalData = 0;
2853
2854         userp = smb_GetTran2User(vcp, p);
2855     if (!userp) {
2856         osi_Log1(smb_logp,"ReceiveTran2SetFileInfo unable to resolve user [%d]", p->uid);
2857         code = CM_ERROR_BADSMB;
2858         goto done;
2859     }
2860
2861         scp = fidp->scp;
2862
2863         if (infoLevel == 0x101) {
2864                 FILETIME lastMod;
2865                 unsigned int attribute;
2866                 cm_attr_t attr;
2867
2868                 /* lock the vnode with a callback; we need the current status
2869                  * to determine what the new status is, in some cases.
2870                  */
2871                 lock_ObtainMutex(&scp->mx);
2872                 code = cm_SyncOp(scp, NULL, userp, &req, 0,
2873                          CM_SCACHESYNC_GETSTATUS
2874                          | CM_SCACHESYNC_NEEDCALLBACK);
2875                 if (code) {
2876                         lock_ReleaseMutex(&scp->mx);
2877                         goto done;
2878                 }
2879
2880                 /* prepare for setattr call */
2881                 attr.mask = 0;
2882                 
2883                 lastMod = *((FILETIME *)(p->datap + 16));
2884                 /* when called as result of move a b, lastMod is (-1, -1). 
2885          * If the check for -1 is not present, timestamp
2886                  * of the resulting file will be 1969 (-1)
2887                  */
2888                 if (LargeIntegerNotEqualToZero(*((LARGE_INTEGER *)&lastMod)) && 
2889             lastMod.dwLowDateTime != -1 && lastMod.dwHighDateTime != -1) {
2890                         attr.mask |= CM_ATTRMASK_CLIENTMODTIME;
2891                         smb_UnixTimeFromLargeSearchTime(&attr.clientModTime,
2892                                                         &lastMod);
2893                         fidp->flags |= SMB_FID_MTIMESETDONE;
2894                 }
2895                 
2896                 attribute = *((u_long *)(p->datap + 32));
2897                 if (attribute != 0) {
2898                         if ((scp->unixModeBits & 0222)
2899                             && (attribute & 1) != 0) {
2900                                 /* make a writable file read-only */
2901                                 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
2902                                 attr.unixModeBits = scp->unixModeBits & ~0222;
2903                         }
2904                         else if ((scp->unixModeBits & 0222) == 0
2905                                  && (attribute & 1) == 0) {
2906                                 /* make a read-only file writable */
2907                                 attr.mask |= CM_ATTRMASK_UNIXMODEBITS;
2908                                 attr.unixModeBits = scp->unixModeBits | 0222;
2909                         }
2910                 }
2911                 lock_ReleaseMutex(&scp->mx);
2912
2913                 /* call setattr */
2914                 if (attr.mask)
2915                         code = cm_SetAttr(scp, &attr, userp, &req);
2916                 else
2917                         code = 0;
2918         }
2919         else if (infoLevel == 0x103 || infoLevel == 0x104) {
2920                 LARGE_INTEGER size = *((LARGE_INTEGER *)(p->datap));
2921                 cm_attr_t attr;
2922
2923                 attr.mask = CM_ATTRMASK_LENGTH;
2924                 attr.length.LowPart = size.LowPart;
2925                 attr.length.HighPart = size.HighPart;
2926                 code = cm_SetAttr(scp, &attr, userp, &req);
2927         }
2928         else if (infoLevel == 0x102) {
2929                 if (*((char *)(p->datap))) {
2930                         code = cm_CheckNTDelete(fidp->NTopen_dscp, scp, userp,
2931                                                 &req);
2932                         if (code == 0)
2933                                 fidp->flags |= SMB_FID_DELONCLOSE;
2934                 }
2935                 else {
2936                         code = 0;
2937                         fidp->flags &= ~SMB_FID_DELONCLOSE;
2938                 }
2939         }
2940   done:
2941         cm_ReleaseUser(userp);
2942         smb_ReleaseFID(fidp);
2943         if (code == 0) smb_SendTran2Packet(vcp, outp, op);
2944         else smb_SendTran2Error(vcp, p, op, code);
2945         smb_FreeTran2Packet(outp);
2946
2947         return 0;
2948 }
2949
2950 long smb_ReceiveTran2FSCTL(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2951 {
2952     return CM_ERROR_BADOP;
2953 }
2954
2955 long smb_ReceiveTran2IOCTL(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2956 {
2957     return CM_ERROR_BADOP;
2958 }
2959
2960 long smb_ReceiveTran2FindNotifyFirst(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2961 {
2962     return CM_ERROR_BADOP;
2963 }
2964
2965 long smb_ReceiveTran2FindNotifyNext(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2966 {
2967     return CM_ERROR_BADOP;
2968 }
2969
2970 long smb_ReceiveTran2MKDir(smb_vc_t *vcp, smb_tran2Packet_t *p, smb_packet_t *outp)
2971 {
2972     return CM_ERROR_BADOP;
2973 }
2974
2975 long smb_ApplyV3DirListPatches(cm_scache_t *dscp,
2976         smb_dirListPatch_t **dirPatchespp, int infoLevel, cm_user_t *userp,
2977         cm_req_t *reqp)
2978 {
2979         long code = 0;
2980     cm_scache_t *scp;
2981     cm_scache_t *targetScp;                     /* target if scp is a symlink */
2982     char *dptr;
2983     long dosTime;
2984         FILETIME ft;
2985     int shortTemp;
2986     unsigned short attr;
2987         unsigned long lattr;
2988     smb_dirListPatch_t *patchp;
2989     smb_dirListPatch_t *npatchp;
2990         
2991     for(patchp = *dirPatchespp; patchp; patchp =
2992          (smb_dirListPatch_t *) osi_QNext(&patchp->q)) {
2993                 code = cm_GetSCache(&patchp->fid, &scp, userp, reqp);
2994         if (code) continue;
2995         lock_ObtainMutex(&scp->mx);
2996         code = cm_SyncOp(scp, NULL, userp, reqp, 0,
2997                           CM_SCACHESYNC_NEEDCALLBACK | CM_SCACHESYNC_GETSTATUS);
2998                 if (code) { 
2999                         lock_ReleaseMutex(&scp->mx);
3000                         cm_ReleaseSCache(scp);
3001
3002             dptr = patchp->dptr;
3003
3004             /* Plug in fake timestamps. A time stamp of 0 causes 'invalid parameter'
3005                errors in the client. */
3006             if (infoLevel >= 0x101) {
3007                 /* 1969-12-31 23:59:59 +00 */
3008                 ft.dwHighDateTime = 0x19DB200;
3009                 ft.dwLowDateTime = 0x5BB78980;
3010
3011                             /* copy to Creation Time */
3012                             *((FILETIME *)dptr) = ft;
3013                             dptr += 8;
3014
3015                             /* copy to Last Access Time */
3016                             *((FILETIME *)dptr) = ft;
3017                             dptr += 8;
3018
3019                             /* copy to Last Write Time */
3020                             *((FILETIME *)dptr) = ft;
3021                             dptr += 8;
3022
3023                             /* copy to Change Time */
3024                             *((FILETIME *)dptr) = ft;
3025                 dptr += 24;
3026
3027                 /* merge in hidden attribute */
3028                 if ( patchp->flags & SMB_DIRLISTPATCH_DOTFILE ) {
3029                                 *((u_long *)dptr) = SMB_ATTR_HIDDEN;
3030                 }
3031                             dptr += 4;
3032
3033             } else {
3034                 /* 1969-12-31 23:59:58 +00*/
3035                 dosTime = 0xEBBFBF7D;
3036
3037                             /* and copy out date */
3038                             shortTemp = (dosTime>>16) & 0xffff;
3039                             *((u_short *)dptr) = shortTemp;
3040                             dptr += 2;
3041
3042                             /* copy out creation time */
3043                             shortTemp = dosTime & 0xffff;
3044                             *((u_short *)dptr) = shortTemp;
3045                             dptr += 2;
3046
3047                             /* and copy out date */
3048                             shortTemp = (dosTime>>16) & 0xffff;
3049                             *((u_short *)dptr) = shortTemp;
3050                             dptr += 2;
3051                         
3052                             /* copy out access time */
3053                             shortTemp = dosTime & 0xffff;
3054                             *((u_short *)dptr) = shortTemp;
3055                             dptr += 2;
3056
3057                             /* and copy out date */
3058                             shortTemp = (dosTime>>16) & 0xffff;
3059                             *((u_short *)dptr) = shortTemp;
3060                             dptr += 2;
3061                         
3062                             /* copy out mod time */
3063                             shortTemp = dosTime & 0xffff;
3064                             *((u_short *)dptr) = shortTemp;
3065                             dptr += 10;
3066
3067                 /* merge in hidden (dot file) attribute */
3068                 if ( patchp->flags & SMB_DIRLISTPATCH_DOTFILE ) {
3069                     attr == SMB_ATTR_HIDDEN;
3070                                 *dptr++ = attr & 0xff;
3071                                 *dptr++ = (attr >> 8) & 0xff;
3072                 }
3073
3074             }
3075                         continue;
3076         }
3077                 
3078         /* now watch for a symlink */
3079         if (scp->fileType == CM_SCACHETYPE_SYMLINK) {
3080                         lock_ReleaseMutex(&scp->mx);
3081             code = cm_EvaluateSymLink(dscp, scp, &targetScp, userp, reqp);
3082             if (code == 0) {
3083                                 /* we have a more accurate file to use (the
3084                                  * target of the symbolic link).  Otherwise,
3085                                  * we'll just use the symlink anyway.
3086                  */
3087                                 osi_Log2(smb_logp, "symlink vp %x to vp %x",
3088                          scp, targetScp);
3089                                 cm_ReleaseSCache(scp);
3090                 scp = targetScp;
3091             }
3092             lock_ObtainMutex(&scp->mx);
3093         }
3094
3095                 dptr = patchp->dptr;
3096
3097                 if (infoLevel >= 0x101) {
3098                         /* get filetime */
3099                         smb_LargeSearchTimeFromUnixTime(&ft, scp->clientModTime);
3100
3101                         /* copy to Creation Time */
3102                         *((FILETIME *)dptr) = ft;
3103                         dptr += 8;
3104
3105                         /* copy to Last Access Time */
3106                         *((FILETIME *)dptr) = ft;
3107                         dptr += 8;
3108
3109                         /* copy to Last Write Time */
3110                         *((FILETIME *)dptr) = ft;
3111                         dptr += 8;
3112
3113                         /* copy to Change Time */
3114                         *((FILETIME *)dptr) = ft;
3115                         dptr += 8;
3116
3117                         /* Use length for both file length and alloc length */
3118                         *((LARGE_INTEGER *)dptr) = scp->length;
3119                         dptr += 8;
3120                         *((LARGE_INTEGER *)dptr) = scp->length;
3121                         dptr += 8;
3122
3123                         /* Copy attributes */
3124                         lattr = smb_ExtAttributes(scp);
3125             /* merge in hidden (dot file) attribute */
3126                         if ( patchp->flags & SMB_DIRLISTPATCH_DOTFILE )
3127                                 lattr |= SMB_ATTR_HIDDEN;
3128                         *((u_long *)dptr) = lattr;
3129                         dptr += 4;
3130                 }
3131                 else {
3132                         /* get dos time */
3133                         smb_SearchTimeFromUnixTime(&dosTime, scp->clientModTime);
3134
3135                         /* and copy out date */
3136                         shortTemp = (dosTime>>16) & 0xffff;
3137                         *((u_short *)dptr) = shortTemp;
3138                         dptr += 2;
3139
3140                         /* copy out creation time */
3141                         shortTemp = dosTime & 0xffff;
3142                         *((u_short *)dptr) = shortTemp;
3143                         dptr += 2;
3144
3145                         /* and copy out date */
3146                         shortTemp = (dosTime>>16) & 0xffff;
3147                         *((u_short *)dptr) = shortTemp;
3148                         dptr += 2;
3149                         
3150                         /* copy out access time */
3151                         shortTemp = dosTime & 0xffff;
3152                         *((u_short *)dptr) = shortTemp;
3153                         dptr += 2;
3154
3155                         /* and copy out date */
3156                         shortTemp = (dosTime>>16) & 0xffff;
3157                         *((u_short *)dptr) = shortTemp;
3158                         dptr += 2;
3159                         
3160                         /* copy out mod time */
3161                         shortTemp = dosTime & 0xffff;
3162                         *((u_short *)dptr) = shortTemp;
3163                         dptr += 2;
3164
3165                         /* copy out file length and alloc length,
3166                          * using the same for both
3167                          */
3168                         *((u_long *)dptr) = scp->length.LowPart;
3169                         dptr += 4;
3170                         *((u_long *)dptr) = scp->length.LowPart;
3171                         dptr += 4;
3172
3173                         /* finally copy out attributes as short */
3174                         attr = smb_Attributes(scp);
3175             /* merge in hidden (dot file) attribute */
3176             if ( patchp->flags & SMB_DIRLISTPATCH_DOTFILE )
3177                 attr |= SMB_ATTR_HIDDEN;
3178                         *dptr++ = attr & 0xff;
3179                         *dptr++ = (attr >> 8) & 0xff;
3180                 }
3181
3182         lock_ReleaseMutex(&scp->mx);
3183         cm_ReleaseSCache(scp);
3184         }
3185         
3186     /* now free the patches */
3187     for(patchp = *dirPatchespp; patchp; patchp = npatchp) {
3188                 npatchp = (smb_dirListPatch_t *) osi_QNext(&patchp->q);
3189         free(patchp);
3190         }
3191         
3192     /* and mark the list as empty */
3193     *dirPatchespp = NULL;
3194
3195     return code;
3196 }
3197
3198 #ifndef USE_OLD_MATCHING
3199 // char table for case insensitive comparison
3200 char mapCaseTable[256];
3201
3202 VOID initUpperCaseTable(VOID) 
3203 {
3204     int i;
3205     for (i = 0; i < 256; ++i) 
3206        mapCaseTable[i] = toupper(i);
3207     // make '"' match '.' 
3208     mapCaseTable[(int)'"'] = toupper('.');
3209     // make '<' match '*' 
3210     mapCaseTable[(int)'<'] = toupper('*');
3211     // make '>' match '?' 
3212     mapCaseTable[(int)'>'] = toupper('?');    
3213 }
3214
3215 // Compare 'pattern' (containing metacharacters '*' and '?') with the file
3216 // name 'name'.
3217 // Note : this procedure works recursively calling itself.
3218 // Parameters
3219 // PSZ pattern    : string containing metacharacters.
3220 // PSZ name       : file name to be compared with 'pattern'.
3221 // Return value
3222 // BOOL : TRUE/FALSE (match/mistmatch)
3223
3224 BOOL szWildCardMatchFileName(PSZ pattern, PSZ name) {
3225    PSZ pename;         // points to the last 'name' character
3226    PSZ p;
3227    pename = name + strlen(name) - 1;
3228    while (*name) {
3229       switch (*pattern) {
3230          case '?':
3231          case '>':
3232             if (*(++pattern) != '<' || *(++pattern) != '*') {
3233                if (*name == '.') 
3234                    return FALSE;
3235                ++name;
3236                break;
3237             } /* endif */
3238          case '<':
3239          case '*':
3240             while ((*pattern == '<') || (*pattern == '*') || (*pattern == '?') || (*pattern == '>')) 
3241                 ++pattern;
3242             if (!*pattern) 
3243                 return TRUE;
3244             for (p = pename; p >= name; --p) {
3245                if ((mapCaseTable[*p] == mapCaseTable[*pattern]) &&
3246                    szWildCardMatchFileName(pattern + 1, p + 1))
3247                   return TRUE;
3248             } /* endfor */
3249             return FALSE;
3250          default:
3251             if (mapCaseTable[*name] != mapCaseTable[*pattern]) 
3252                 return FALSE;
3253             ++pattern, ++name;
3254             break;
3255       } /* endswitch */
3256    } /* endwhile */ 
3257    return !*pattern;
3258 }
3259
3260 /* do a case-folding search of the star name mask with the name in namep.
3261  * Return 1 if we match, otherwise 0.
3262  */
3263 int smb_V3MatchMask(char *namep, char *maskp, int flags) 
3264 {
3265         /* make sure we only match 8.3 names, if requested */
3266         if ((flags & CM_FLAG_8DOT3) && !cm_Is8Dot3(namep)) 
3267         return 0;
3268         
3269         return szWildCardMatchFileName(maskp, namep) ? 1:0;
3270 }
3271
3272 #else /* USE_OLD_MATCHING */
3273 /* do a case-folding search of the star name mask with the name in namep.
3274  * Return 1 if we match, otherwise 0.
3275  */
3276 int smb_V3MatchMask(char *namep, char *maskp, int flags)
3277 {
3278         unsigned char tcp1, tcp2;       /* Pattern characters */
3279     unsigned char tcn1;         /* Name characters */
3280         int sawDot = 0, sawStar = 0, req8dot3 = 0;
3281         char *starNamep, *starMaskp;
3282         static char nullCharp[] = {0};
3283     int casefold = flags & CM_FLAG_CASEFOLD;
3284
3285         /* make sure we only match 8.3 names, if requested */
3286     req8dot3 = (flags & CM_FLAG_8DOT3);
3287         if (req8dot3 && !cm_Is8Dot3(namep)) 
3288         return 0;
3289
3290         /* loop */
3291         while (1) {
3292                 /* Next pattern character */
3293                 tcp1 = *maskp++;
3294
3295                 /* Next name character */
3296                 tcn1 = *namep;
3297
3298                 if (tcp1 == 0) {
3299                         /* 0 - end of pattern */
3300                         if (tcn1 == 0)
3301                                 return 1;
3302                         else
3303                                 return 0;
3304                 }
3305                 else if (tcp1 == '.' || tcp1 == '"') {
3306                         if (sawDot) {
3307                                 if (tcn1 == '.') {
3308                                         namep++;
3309                                         continue;
3310                                 } else
3311                                         return 0;
3312                         }
3313                         else {
3314                                 /*
3315                                  * first dot in pattern;
3316                                  * must match dot or end of name
3317                                  */
3318                                 sawDot = 1;
3319                                 if (tcn1 == 0)
3320                                         continue;
3321                                 else if (tcn1 == '.') {
3322                                         sawStar = 0;
3323                                         namep++;
3324                                         continue;
3325                                 }
3326                                 else
3327                                         return 0;
3328                         }
3329                 }
3330                 else if (tcp1 == '?') {
3331                         if (tcn1 == 0 || tcn1 == '.')
3332                                 return 0;
3333                         namep++;
3334                         continue;
3335                 }
3336                 else if (tcp1 == '>') {
3337                         if (tcn1 != 0 && tcn1 != '.')
3338                                 namep++;
3339                         continue;
3340                 }
3341                 else if (tcp1 == '*' || tcp1 == '<') {
3342                         tcp2 = *maskp++;
3343                         if (tcp2 == 0)
3344                                 return 1;
3345                         else if ((req8dot3 && tcp2 == '.') || tcp2 == '"') {
3346                                 while (req8dot3 && tcn1 != '.' && tcn1 != 0)
3347                                         tcn1 = *++namep;
3348                                 if (tcn1 == 0) {
3349                                         if (sawDot)
3350                                                 return 0;
3351                                         else
3352                                                 continue;
3353                                 }
3354                                 else {
3355                                         namep++;
3356                                         continue;
3357                                 }
3358                         }
3359                         else {
3360                                 /*
3361                                  * pattern character after '*' is not null or
3362                                  * period.  If it is '?' or '>', we are not
3363                                  * going to understand it.  If it is '*' or
3364                                  * '<', we are going to skip over it.  None of
3365                                  * these are likely, I hope.
3366                                  */
3367                                 /* skip over '*' and '<' */
3368                                 while (tcp2 == '*' || tcp2 == '<')
3369                                         tcp2 = *maskp++;
3370
3371                                 /* skip over characters that don't match tcp2 */
3372                                 while (req8dot3 && tcn1 != '.' && tcn1 != 0 && 
3373                        ((casefold && cm_foldUpper[tcn1] != cm_foldUpper[tcp2]) || 
3374                          (!casefold && tcn1 != tcp2)))
3375                                         tcn1 = *++namep;
3376
3377                                 /* No match */
3378                                 if ((req8dot3 && tcn1 == '.') || tcn1 == 0)
3379                                         return 0;
3380
3381                                 /* Remember where we are */
3382                                 sawStar = 1;
3383                                 starMaskp = maskp;
3384                                 starNamep = namep;
3385
3386                                 namep++;
3387                                 continue;
3388                         }
3389                 }
3390                 else {
3391                         /* tcp1 is not a wildcard */
3392             if ((casefold && cm_foldUpper[tcn1] == cm_foldUpper[tcp1]) || 
3393                 (!casefold && tcn1 == tcp1)) {
3394                                 /* they match */
3395                                 namep++;
3396                                 continue;
3397                         }
3398                         /* if trying to match a star pattern, go back */
3399                         if (sawStar) {
3400                                 maskp = starMaskp - 2;
3401                                 namep = starNamep + 1;
3402                                 sawStar = 0;
3403                                 continue;
3404                         }
3405                         /* that's all */