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-rw-r--r--source/nmbd/nmbd_processlogon.c235
1 files changed, 24 insertions, 211 deletions
diff --git a/source/nmbd/nmbd_processlogon.c b/source/nmbd/nmbd_processlogon.c
index b65cebe2035..c9130fe478c 100644
--- a/source/nmbd/nmbd_processlogon.c
+++ b/source/nmbd/nmbd_processlogon.c
@@ -1,11 +1,10 @@
/*
- Unix SMB/CIFS implementation.
+ Unix SMB/Netbios implementation.
+ Version 1.9.
NBT netbios routines and daemon - version 2
Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Luke Kenneth Casson Leighton 1994-1998
Copyright (C) Jeremy Allison 1994-1998
- Copyright (C) Jim McDonough 2002
- Copyright (C) Anthony Liguori 2002
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -30,37 +29,6 @@
extern pstring global_myname;
extern fstring global_myworkgroup;
-struct sam_database_info {
- uint32 index;
- uint32 serial_lo, serial_hi;
- uint32 date_lo, date_hi;
-};
-
-/****************************************************************************
-Send a message to smbd to do a sam delta sync
-**************************************************************************/
-static void send_repl_message(uint32 low_serial)
-{
- TDB_CONTEXT *tdb;
-
- tdb = tdb_open_log(lock_path("connections.tdb"), 0,
- TDB_DEFAULT, O_RDONLY, 0);
-
- if (!tdb) {
- DEBUG(3, ("send_repl_message(): failed to open connections "
- "database\n"));
- return;
- }
-
- DEBUG(3, ("sending replication message, serial = 0x%04x\n",
- low_serial));
-
- message_send_all(tdb, MSG_SMB_SAM_REPL, &low_serial,
- sizeof(low_serial), False, NULL);
-
- tdb_close(tdb);
-}
-
/****************************************************************************
Process a domain logon packet
**************************************************************************/
@@ -84,13 +52,14 @@ void process_logon_packet(struct packet_struct *p,char *buf,int len,
pstring ascuser;
char *unicomp; /* Unicode computer name. */
+ START_PROFILE(domain_logon);
memset(outbuf, 0, sizeof(outbuf));
if (!lp_domain_logons())
{
DEBUG(3,("process_logon_packet: Logon packet received from IP %s and domain \
logons are not enabled.\n", inet_ntoa(p->ip) ));
- return;
+ goto done;
}
pstrcpy(my_name, global_myname);
@@ -146,7 +115,7 @@ logons are not enabled.\n", inet_ntoa(p->ip) ));
if (!lp_domain_master())
{
/* We're not Primary Domain Controller -- ignore this */
- return;
+ goto done;
}
getdc = skip_string(machine,1);
@@ -199,6 +168,7 @@ logons are not enabled.\n", inet_ntoa(p->ip) ));
q += dos_PutUniCode(q, my_name, sizeof(pstring), True); /* PDC name */
q += dos_PutUniCode(q, global_myworkgroup,sizeof(pstring), True); /* Domain name*/
+
SIVAL(q, 0, 1); /* our nt version */
SSVAL(q, 4, 0xffff); /* our lmnttoken */
SSVAL(q, 6, 0xffff); /* our lm20token */
@@ -221,13 +191,12 @@ reporting %s domain %s 0x%x ntversion=%x lm_nt token=%x lm_20 token=%x\n",
dgram->source_name.name,
dgram->source_name.name_type,
p->ip, *iface_ip(p->ip), p->port);
- return;
+ goto done;
}
case SAMLOGON:
{
char *q = buf + 2;
- fstring asccomp;
q += 2;
unicomp = q;
@@ -272,123 +241,33 @@ reporting %s domain %s 0x%x ntversion=%x lm_nt token=%x lm_20 token=%x\n",
* database. If it isn't then we let smbd send an appropriate error.
* Let's ignore the SID.
*/
- pull_ucs2_pstring(ascuser, uniuser);
- pull_ucs2_fstring(asccomp, unicomp);
+
+ pstrcpy(ascuser, dos_unistr(uniuser));
DEBUG(3,("process_logon_packet: SAMLOGON user %s\n", ascuser));
fstrcpy(reply_name,"\\\\"); /* Here it wants \\LOGONSERVER. */
fstrcpy(reply_name+2,my_name);
DEBUG(3,("process_logon_packet: SAMLOGON request from %s(%s) for %s, returning logon svr %s domain %s code %x token=%x\n",
- asccomp,inet_ntoa(p->ip), ascuser, reply_name, global_myworkgroup,
+ dos_unistr(unicomp),inet_ntoa(p->ip), ascuser, reply_name, global_myworkgroup,
SAMLOGON_R ,lmnttoken));
/* Construct reply. */
q = outbuf;
- /* we want the simple version unless we are an ADS PDC..which means */
- /* never, at least for now */
- if ((ntversion < 11) || (SEC_ADS != lp_security()) || (ROLE_DOMAIN_PDC != lp_server_role())) {
- if (SVAL(uniuser, 0) == 0) {
- SSVAL(q, 0, SAMLOGON_UNK_R); /* user unknown */
- } else {
- SSVAL(q, 0, SAMLOGON_R);
- }
-
- q += 2;
-
- q += dos_PutUniCode(q, reply_name,sizeof(pstring), True);
- q += dos_PutUniCode(q, ascuser, sizeof(pstring), True);
- q += dos_PutUniCode(q, global_myworkgroup,sizeof(pstring), True);
- }
-#ifdef HAVE_ADS
- else {
- GUID domain_guid;
- pstring domain;
- char *component, *dc, *q1;
- uint8 size;
-
- safe_strcpy(domain, lp_realm(), sizeof(domain));
-
- if (SVAL(uniuser, 0) == 0) {
- SSVAL(q, 0, SAMLOGON_AD_UNK_R); /* user unknown */
- } else {
- SSVAL(q, 0, SAMLOGON_AD_R);
- }
- q += 2;
-
- SSVAL(q, 0, 0);
- q += 2;
- SIVAL(q, 0, ADS_PDC|ADS_GC|ADS_LDAP|ADS_DS|
- ADS_KDC|ADS_TIMESERV|ADS_CLOSEST|ADS_WRITABLE);
- q += 4;
-
- /* Push Domain GUID */
- if (False == secrets_fetch_domain_guid(domain, &domain_guid)) {
- DEBUG(2, ("Could not fetch DomainGUID for %s\n", domain));
- return;
- }
- memcpy(q, &domain_guid, sizeof(domain_guid));
- q += sizeof(domain_guid);
-
- /* Push domain components */
- dc = domain;
- q1 = q;
- while ((component = strtok(dc, "."))) {
- dc = NULL;
- size = push_ascii(&q[1], component, -1, 0);
- SCVAL(q, 0, size);
- q += (size + 1);
- }
- SCVAL(q, 0, 0); q++;
- SSVAL(q, 0, 0x18c0); /* not sure what this is for, but */
- q += 2; /* it must follow the domain name. */
-
- /* Push dns host name */
- size = push_ascii(&q[1], global_myname, -1, 0);
- SCVAL(q, 0, size);
- q += (size + 1);
- SSVAL(q, 0, 0x18c0); /* not sure what this is for, but */
- q += 2; /* it must follow the domain name. */
-
- /* Push NETBIOS of domain */
- size = push_ascii(&q[1], domain, -1, STR_UPPER);
- SCVAL(q, 0, size);
- q += (size + 1);
- SCVAL(q, 0, 0); q++; /* is this a null terminator or empty field */
- /* null terminator would not be needed because size is included */
-
- /* Push NETBIOS of hostname */
- size = push_ascii(&q[1], my_name, -1, 0);
- SCVAL(q, 0, size);
- q += (size + 1);
- SCVAL(q, 0, 0); q++; /* null terminator or empty field? */
-
- /* Push user account */
- size = push_ascii(&q[1], ascuser, -1, 0);
- SCVAL(q, 0, size);
- q += (size + 1);
-
- /* Push 'Default-First-Site-Name' */
- size = push_ascii(&q[1], "Default-First-Site-Name", -1, 0);
- SCVAL(q, 0, size);
- q += (size + 1);
-
- SSVAL(q, 0, 0xc000); /* unknown */
- SCVAL(q, 2, PTR_DIFF(q,q1));
- SCVAL(q, 3, 0x10); /* unknown */
- q += 4;
-
- SIVAL(q, 0, 0x00000002); q += 4; /* unknown */
- SIVAL(q, 0, (iface_ip(p->ip))->s_addr); q += 4;
- SIVAL(q, 0, 0x00000000); q += 4; /* unknown */
- SIVAL(q, 0, 0x00000000); q += 4; /* unknown */
- }
-#endif
+ if (SVAL(uniuser, 0) == 0) {
+ SSVAL(q, 0, SAMLOGON_UNK_R); /* user unknown */
+ } else {
+ SSVAL(q, 0, SAMLOGON_R);
+ }
+ q += 2;
+
+ q += dos_PutUniCode(q, reply_name,sizeof(pstring), True);
+ q += dos_PutUniCode(q, ascuser, sizeof(pstring), True);
+ q += dos_PutUniCode(q, global_myworkgroup,sizeof(pstring), True);
/* tell the client what version we are */
- SIVAL(q, 0, ((ntversion < 11) || (SEC_ADS != lp_security())) ? 1 : 13);
- /* our ntversion */
+ SIVAL(q, 0, 1); /* our ntversion */
SSVAL(q, 4, 0xffff); /* our lmnttoken */
SSVAL(q, 6, 0xffff); /* our lm20token */
q += 8;
@@ -404,78 +283,12 @@ reporting %s domain %s 0x%x ntversion=%x lm_nt token=%x lm_20 token=%x\n",
break;
}
- /* Announce change to UAS or SAM. Send by the domain controller when a
- replication event is required. */
-
- case SAM_UAS_CHANGE: {
- struct sam_database_info *db_info;
- char *q = buf + 2;
- int i, db_count;
- uint32 low_serial;
-
- /* Header */
-
- low_serial = IVAL(q, 0); q += 4; /* Low serial number */
-
- q += 4; /* Date/time */
- q += 4; /* Pulse */
- q += 4; /* Random */
-
- /* Domain info */
-
- q = skip_string(q, 1); /* PDC name */
- q = skip_string(q, 1); /* Domain name */
- q = skip_unibuf(q, PTR_DIFF(buf + len, q)); /* Unicode PDC name */
- q = skip_unibuf(q, PTR_DIFF(buf + len, q)); /* Unicode domain name */
-
- /* Database info */
-
- db_count = SVAL(q, 0); q += 2;
-
- db_info = (struct sam_database_info *)
- malloc(sizeof(struct sam_database_info) * db_count);
-
- if (db_info == NULL) {
- DEBUG(3, ("out of memory allocating info for %d databases\n",
- db_count));
- return;
- }
-
- for (i = 0; i < db_count; i++) {
- db_info[i].index = IVAL(q, 0);
- db_info[i].serial_lo = IVAL(q, 4);
- db_info[i].serial_hi = IVAL(q, 8);
- db_info[i].date_lo = IVAL(q, 12);
- db_info[i].date_hi = IVAL(q, 16);
- q += 20;
- }
-
- /* Domain SID */
-
- q += IVAL(q, 0) + 4; /* 4 byte length plus data */
-
- q += 2; /* Alignment? */
-
- /* Misc other info */
-
- q += 4; /* NT version (0x1) */
- q += 2; /* LMNT token (0xff) */
- q += 2; /* LM20 token (0xff) */
-
- SAFE_FREE(db_info); /* Not sure whether we need to do anything
- useful with these */
-
- /* Send message to smbd */
-
- send_repl_message(low_serial);
-
- break;
- }
-
default:
{
DEBUG(3,("process_logon_packet: Unknown domain request %d\n",code));
- return;
+ goto done;
}
}
+done:
+ END_PROFILE(domain_logon);
}
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