--- /dev/null
+/*
+ * Unix SMB/CIFS implementation.
+ * RPC Pipe client / server routines
+ * Copyright (C) Andrew Tridgell 1992-1997,
+ * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
+ * Copyright (C) Paul Ashton 1997,
+ * Copyright (C) Marc Jacobsen 1999,
+ * Copyright (C) Jeremy Allison 2001-2005,
+ * Copyright (C) Jean François Micouleau 1998-2001,
+ * Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002,
+ * Copyright (C) Gerald (Jerry) Carter 2003-2004,
+ * Copyright (C) Simo Sorce 2003.
+ * Copyright (C) Volker Lendecke 2005.
+ *
+ * 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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/*
+ * This is the implementation of the SAMR code.
+ */
+
+#include "includes.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_RPC_SRV
+
+#define SAMR_USR_RIGHTS_WRITE_PW \
+ ( READ_CONTROL_ACCESS | \
+ SA_RIGHT_USER_CHANGE_PASSWORD | \
+ SA_RIGHT_USER_SET_LOC_COM )
+
+#define DISP_INFO_CACHE_TIMEOUT 10
+
+typedef struct disp_info {
+ struct disp_info *next, *prev;
+ TALLOC_CTX *mem_ctx;
+ DOM_SID sid; /* identify which domain this is. */
+ BOOL builtin_domain; /* Quick flag to check if this is the builtin domain. */
+ struct pdb_search *users; /* querydispinfo 1 and 4 */
+ struct pdb_search *machines; /* querydispinfo 2 */
+ struct pdb_search *groups; /* querydispinfo 3 and 5, enumgroups */
+ struct pdb_search *aliases; /* enumaliases */
+
+ uint16 enum_acb_mask;
+ struct pdb_search *enum_users; /* enumusers with a mask */
+
+
+ smb_event_id_t di_cache_timeout_event; /* cache idle timeout handler. */
+} DISP_INFO;
+
+/* We keep a static list of these by SID as modern clients close down
+ all resources between each request in a complete enumeration. */
+
+static DISP_INFO *disp_info_list;
+
+struct samr_info {
+ /* for use by the \PIPE\samr policy */
+ DOM_SID sid;
+ BOOL builtin_domain; /* Quick flag to check if this is the builtin domain. */
+ uint32 status; /* some sort of flag. best to record it. comes from opnum 0x39 */
+ uint32 acc_granted;
+ DISP_INFO *disp_info;
+ TALLOC_CTX *mem_ctx;
+};
+
+static struct generic_mapping sam_generic_mapping = {
+ GENERIC_RIGHTS_SAM_READ,
+ GENERIC_RIGHTS_SAM_WRITE,
+ GENERIC_RIGHTS_SAM_EXECUTE,
+ GENERIC_RIGHTS_SAM_ALL_ACCESS};
+static struct generic_mapping dom_generic_mapping = {
+ GENERIC_RIGHTS_DOMAIN_READ,
+ GENERIC_RIGHTS_DOMAIN_WRITE,
+ GENERIC_RIGHTS_DOMAIN_EXECUTE,
+ GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
+static struct generic_mapping usr_generic_mapping = {
+ GENERIC_RIGHTS_USER_READ,
+ GENERIC_RIGHTS_USER_WRITE,
+ GENERIC_RIGHTS_USER_EXECUTE,
+ GENERIC_RIGHTS_USER_ALL_ACCESS};
+static struct generic_mapping grp_generic_mapping = {
+ GENERIC_RIGHTS_GROUP_READ,
+ GENERIC_RIGHTS_GROUP_WRITE,
+ GENERIC_RIGHTS_GROUP_EXECUTE,
+ GENERIC_RIGHTS_GROUP_ALL_ACCESS};
+static struct generic_mapping ali_generic_mapping = {
+ GENERIC_RIGHTS_ALIAS_READ,
+ GENERIC_RIGHTS_ALIAS_WRITE,
+ GENERIC_RIGHTS_ALIAS_EXECUTE,
+ GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
+
+/*******************************************************************
+*******************************************************************/
+
+static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size,
+ struct generic_mapping *map,
+ DOM_SID *sid, uint32 sid_access )
+{
+ DOM_SID domadmin_sid;
+ SEC_ACE ace[5]; /* at most 5 entries */
+ SEC_ACCESS mask;
+ size_t i = 0;
+
+ SEC_ACL *psa = NULL;
+
+ /* basic access for Everyone */
+
+ init_sec_access(&mask, map->generic_execute | map->generic_read );
+ init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
+
+ /* add Full Access 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
+
+ init_sec_access(&mask, map->generic_all);
+
+ init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
+ init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
+
+ /* Add Full Access for Domain Admins if we are a DC */
+
+ if ( IS_DC ) {
+ sid_copy( &domadmin_sid, get_global_sam_sid() );
+ sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
+ init_sec_ace(&ace[i++], &domadmin_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
+ }
+
+ /* if we have a sid, give it some special access */
+
+ if ( sid ) {
+ init_sec_access( &mask, sid_access );
+ init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
+}
+
+ /* create the security descriptor */
+
+ if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, psa, sd_size)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ return NT_STATUS_OK;
+}
+
+/*******************************************************************
+ Checks if access to an object should be granted, and returns that
+ level of access for further checks.
+********************************************************************/
+
+static NTSTATUS access_check_samr_object( SEC_DESC *psd, NT_USER_TOKEN *token,
+ SE_PRIV *rights, uint32 rights_mask,
+ uint32 des_access, uint32 *acc_granted,
+ const char *debug )
+{
+ NTSTATUS status = NT_STATUS_ACCESS_DENIED;
+ uint32 saved_mask = 0;
+
+ /* check privileges; certain SAM access bits should be overridden
+ by privileges (mostly having to do with creating/modifying/deleting
+ users and groups) */
+
+ if ( rights && user_has_any_privilege( token, rights ) ) {
+
+ saved_mask = (des_access & rights_mask);
+ des_access &= ~saved_mask;
+
+ DEBUG(4,("access_check_samr_object: user rights access mask [0x%x]\n",
+ rights_mask));
+ }
+
+
+ /* check the security descriptor first */
+
+ if ( se_access_check(psd, token, des_access, acc_granted, &status) )
+ goto done;
+
+ /* give root a free pass */
+
+ if ( geteuid() == sec_initial_uid() ) {
+
+ DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n", debug, des_access));
+ DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
+
+ *acc_granted = des_access;
+
+ status = NT_STATUS_OK;
+ goto done;
+ }
+
+
+done:
+ /* add in any bits saved during the privilege check (only
+ matters is status is ok) */
+
+ *acc_granted |= rights_mask;
+
+ DEBUG(4,("%s: access %s (requested: 0x%08x, granted: 0x%08x)\n",
+ debug, NT_STATUS_IS_OK(status) ? "GRANTED" : "DENIED",
+ des_access, *acc_granted));
+
+ return status;
+}
+
+/*******************************************************************
+ Checks if access to a function can be granted
+********************************************************************/
+
+static NTSTATUS access_check_samr_function(uint32 acc_granted, uint32 acc_required, const char *debug)
+{
+ DEBUG(5,("%s: access check ((granted: %#010x; required: %#010x)\n",
+ debug, acc_granted, acc_required));
+
+ /* check the security descriptor first */
+
+ if ( (acc_granted&acc_required) == acc_required )
+ return NT_STATUS_OK;
+
+ /* give root a free pass */
+
+ if (geteuid() == sec_initial_uid()) {
+
+ DEBUG(4,("%s: ACCESS should be DENIED (granted: %#010x; required: %#010x)\n",
+ debug, acc_granted, acc_required));
+ DEBUGADD(4,("but overwritten by euid == 0\n"));
+
+ return NT_STATUS_OK;
+ }
+
+ DEBUG(2,("%s: ACCESS DENIED (granted: %#010x; required: %#010x)\n",
+ debug, acc_granted, acc_required));
+
+ return NT_STATUS_ACCESS_DENIED;
+}
+
+/*******************************************************************
+ Fetch or create a dispinfo struct.
+********************************************************************/
+
+static DISP_INFO *get_samr_dispinfo_by_sid(DOM_SID *psid, const char *sid_str)
+{
+ TALLOC_CTX *mem_ctx;
+ DISP_INFO *dpi;
+
+ /* There are two cases to consider here:
+ 1) The SID is a domain SID and we look for an equality match, or
+ 2) This is an account SID and so we return the DISP_INFO* for our
+ domain */
+
+ if ( psid && sid_check_is_in_our_domain( psid ) ) {
+ DEBUG(10,("get_samr_dispinfo_by_sid: Replacing %s with our domain SID\n",
+ sid_str));
+ psid = get_global_sam_sid();
+ }
+
+ for (dpi = disp_info_list; dpi; dpi = dpi->next) {
+ if (sid_equal(psid, &dpi->sid)) {
+ return dpi;
+ }
+ }
+
+ /* This struct is never free'd - I'm using talloc so we
+ can get a list out of smbd using smbcontrol. There will
+ be one of these per SID we're authorative for. JRA. */
+
+ mem_ctx = talloc_init("DISP_INFO for domain sid %s", sid_str);
+
+ if ((dpi = TALLOC_ZERO_P(mem_ctx, DISP_INFO)) == NULL)
+ return NULL;
+
+ dpi->mem_ctx = mem_ctx;
+
+ if (psid) {
+ sid_copy( &dpi->sid, psid);
+ dpi->builtin_domain = sid_check_is_builtin(psid);
+ } else {
+ dpi->builtin_domain = False;
+ }
+
+ DLIST_ADD(disp_info_list, dpi);
+
+ return dpi;
+}
+
+/*******************************************************************
+ Create a samr_info struct.
+********************************************************************/
+
+static struct samr_info *get_samr_info_by_sid(DOM_SID *psid)
+{
+ struct samr_info *info;
+ fstring sid_str;
+ TALLOC_CTX *mem_ctx;
+
+ if (psid) {
+ sid_to_string(sid_str, psid);
+ } else {
+ fstrcpy(sid_str,"(NULL)");
+ }
+
+ mem_ctx = talloc_init("samr_info for domain sid %s", sid_str);
+
+ if ((info = TALLOC_ZERO_P(mem_ctx, struct samr_info)) == NULL)
+ return NULL;
+
+ DEBUG(10,("get_samr_info_by_sid: created new info for sid %s\n", sid_str));
+ if (psid) {
+ sid_copy( &info->sid, psid);
+ info->builtin_domain = sid_check_is_builtin(psid);
+ } else {
+ DEBUG(10,("get_samr_info_by_sid: created new info for NULL sid.\n"));
+ info->builtin_domain = False;
+ }
+ info->mem_ctx = mem_ctx;
+
+ info->disp_info = get_samr_dispinfo_by_sid(psid, sid_str);
+
+ if (!info->disp_info) {
+ talloc_destroy(mem_ctx);
+ return NULL;
+ }
+
+ return info;
+}
+
+/*******************************************************************
+ Function to free the per SID data.
+ ********************************************************************/
+
+static void free_samr_cache(DISP_INFO *disp_info, const char *sid_str)
+{
+ DEBUG(10,("free_samr_cache: deleting cache for SID %s\n", sid_str));
+
+ /* We need to become root here because the paged search might have to
+ * tell the LDAP server we're not interested in the rest anymore. */
+
+ become_root();
+
+ if (disp_info->users) {
+ DEBUG(10,("free_samr_cache: deleting users cache\n"));
+ pdb_search_destroy(disp_info->users);
+ disp_info->users = NULL;
+ }
+ if (disp_info->machines) {
+ DEBUG(10,("free_samr_cache: deleting machines cache\n"));
+ pdb_search_destroy(disp_info->machines);
+ disp_info->machines = NULL;
+ }
+ if (disp_info->groups) {
+ DEBUG(10,("free_samr_cache: deleting groups cache\n"));
+ pdb_search_destroy(disp_info->groups);
+ disp_info->groups = NULL;
+ }
+ if (disp_info->aliases) {
+ DEBUG(10,("free_samr_cache: deleting aliases cache\n"));
+ pdb_search_destroy(disp_info->aliases);
+ disp_info->aliases = NULL;
+ }
+ if (disp_info->enum_users) {
+ DEBUG(10,("free_samr_cache: deleting enum_users cache\n"));
+ pdb_search_destroy(disp_info->enum_users);
+ disp_info->enum_users = NULL;
+ }
+ disp_info->enum_acb_mask = 0;
+
+ unbecome_root();
+}
+
+/*******************************************************************
+ Function to free the per handle data.
+ ********************************************************************/
+
+static void free_samr_info(void *ptr)
+{
+ struct samr_info *info=(struct samr_info *) ptr;
+
+ /* Only free the dispinfo cache if no one bothered to set up
+ a timeout. */
+
+ if (info->disp_info && info->disp_info->di_cache_timeout_event == (smb_event_id_t)0) {
+ fstring sid_str;
+ sid_to_string(sid_str, &info->disp_info->sid);
+ free_samr_cache(info->disp_info, sid_str);
+ }
+
+ talloc_destroy(info->mem_ctx);
+}
+
+/*******************************************************************
+ Idle event handler. Throw away the disp info cache.
+ ********************************************************************/
+
+static void disp_info_cache_idle_timeout_handler(void **private_data,
+ time_t *ev_interval,
+ time_t ev_now)
+{
+ fstring sid_str;
+ DISP_INFO *disp_info = (DISP_INFO *)(*private_data);
+
+ sid_to_string(sid_str, &disp_info->sid);
+
+ free_samr_cache(disp_info, sid_str);
+
+ /* Remove the event. */
+ smb_unregister_idle_event(disp_info->di_cache_timeout_event);
+ disp_info->di_cache_timeout_event = (smb_event_id_t)0;
+
+ DEBUG(10,("disp_info_cache_idle_timeout_handler: caching timed out for SID %s at %u\n",
+ sid_str, (unsigned int)ev_now));
+}
+
+/*******************************************************************
+ Setup cache removal idle event handler.
+ ********************************************************************/
+
+static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
+{
+ fstring sid_str;
+
+ sid_to_string(sid_str, &disp_info->sid);
+
+ /* Remove any pending timeout and update. */
+
+ if (disp_info->di_cache_timeout_event) {
+ smb_unregister_idle_event(disp_info->di_cache_timeout_event);
+ disp_info->di_cache_timeout_event = (smb_event_id_t)0;
+ }
+
+ DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for SID %s for %u seconds\n",
+ sid_str, (unsigned int)secs_fromnow ));
+
+ disp_info->di_cache_timeout_event =
+ smb_register_idle_event(disp_info_cache_idle_timeout_handler,
+ disp_info,
+ secs_fromnow);
+}
+
+/*******************************************************************
+ Force flush any cache. We do this on any samr_set_xxx call.
+ We must also remove the timeout handler.
+ ********************************************************************/
+
+static void force_flush_samr_cache(DISP_INFO *disp_info)
+{
+ if (disp_info) {
+ fstring sid_str;
+
+ sid_to_string(sid_str, &disp_info->sid);
+ if (disp_info->di_cache_timeout_event) {
+ smb_unregister_idle_event(disp_info->di_cache_timeout_event);
+ disp_info->di_cache_timeout_event = (smb_event_id_t)0;
+ DEBUG(10,("force_flush_samr_cache: clearing idle event for SID %s\n",
+ sid_str));
+ }
+ free_samr_cache(disp_info, sid_str);
+ }
+}
+
+/*******************************************************************
+ Ensure password info is never given out. Paranioa... JRA.
+ ********************************************************************/
+
+static void samr_clear_sam_passwd(SAM_ACCOUNT *sam_pass)
+{
+
+ if (!sam_pass)
+ return;
+
+ /* These now zero out the old password */
+
+ pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
+ pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
+}
+
+static uint32 count_sam_users(struct disp_info *info, uint16 acct_flags)
+{
+ struct samr_displayentry *entry;
+
+ if (info->builtin_domain) {
+ /* No users in builtin. */
+ return 0;
+ }
+
+ if (info->users == NULL) {
+ info->users = pdb_search_users(acct_flags);
+ if (info->users == NULL) {
+ return 0;
+ }
+ }
+ /* Fetch the last possible entry, thus trigger an enumeration */
+ pdb_search_entries(info->users, 0xffffffff, 1, &entry);
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
+
+ return info->users->num_entries;
+}
+
+static uint32 count_sam_groups(struct disp_info *info)
+{
+ struct samr_displayentry *entry;
+
+ if (info->builtin_domain) {
+ /* No groups in builtin. */
+ return 0;
+ }
+
+ if (info->groups == NULL) {
+ info->groups = pdb_search_groups();
+ if (info->groups == NULL) {
+ return 0;
+ }
+ }
+ /* Fetch the last possible entry, thus trigger an enumeration */
+ pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
+
+ return info->groups->num_entries;
+}
+
+static uint32 count_sam_aliases(struct disp_info *info)
+{
+ struct samr_displayentry *entry;
+
+ if (info->aliases == NULL) {
+ info->aliases = pdb_search_aliases(&info->sid);
+ if (info->aliases == NULL) {
+ return 0;
+ }
+ }
+ /* Fetch the last possible entry, thus trigger an enumeration */
+ pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
+
+ return info->aliases->num_entries;
+}
+
+/*******************************************************************
+ _samr_close_hnd
+ ********************************************************************/
+
+NTSTATUS _samr_close_hnd(pipes_struct *p, SAMR_Q_CLOSE_HND *q_u, SAMR_R_CLOSE_HND *r_u)
+{
+ r_u->status = NT_STATUS_OK;
+
+ /* close the policy handle */
+ if (!close_policy_hnd(p, &q_u->pol))
+ return NT_STATUS_OBJECT_NAME_INVALID;
+
+ DEBUG(5,("samr_reply_close_hnd: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_open_domain
+ ********************************************************************/
+
+NTSTATUS _samr_open_domain(pipes_struct *p, SAMR_Q_OPEN_DOMAIN *q_u, SAMR_R_OPEN_DOMAIN *r_u)
+{
+ struct samr_info *info;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->flags;
+ NTSTATUS status;
+ size_t sd_size;
+ SE_PRIV se_rights;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the connection policy handle. */
+
+ if ( !find_policy_by_hnd(p, &q_u->pol, (void**)(void *)&info) )
+ return NT_STATUS_INVALID_HANDLE;
+
+ status = access_check_samr_function( info->acc_granted,
+ SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_open_domain" );
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ /*check if access can be granted as requested by client. */
+
+ make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
+ se_map_generic( &des_access, &dom_generic_mapping );
+
+ se_priv_copy( &se_rights, &se_machine_account );
+ se_priv_add( &se_rights, &se_add_users );
+
+ status = access_check_samr_object( psd, p->pipe_user.nt_user_token,
+ &se_rights, GENERIC_RIGHTS_DOMAIN_WRITE, des_access,
+ &acc_granted, "_samr_open_domain" );
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ if (!sid_check_is_domain(&q_u->dom_sid.sid) &&
+ !sid_check_is_builtin(&q_u->dom_sid.sid)) {
+ return NT_STATUS_NO_SUCH_DOMAIN;
+ }
+
+ /* associate the domain SID with the (unique) handle. */
+ if ((info = get_samr_info_by_sid(&q_u->dom_sid.sid))==NULL)
+ return NT_STATUS_NO_MEMORY;
+ info->acc_granted = acc_granted;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->domain_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ DEBUG(5,("samr_open_domain: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_get_usrdom_pwinfo
+ ********************************************************************/
+
+NTSTATUS _samr_get_usrdom_pwinfo(pipes_struct *p, SAMR_Q_GET_USRDOM_PWINFO *q_u, SAMR_R_GET_USRDOM_PWINFO *r_u)
+{
+ struct samr_info *info = NULL;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!sid_check_is_in_our_domain(&info->sid))
+ return NT_STATUS_OBJECT_TYPE_MISMATCH;
+
+ init_samr_r_get_usrdom_pwinfo(r_u, NT_STATUS_OK);
+
+ DEBUG(5,("_samr_get_usrdom_pwinfo: %d\n", __LINE__));
+
+ /*
+ * NT sometimes return NT_STATUS_ACCESS_DENIED
+ * I don't know yet why.
+ */
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_set_sec_obj
+ ********************************************************************/
+
+NTSTATUS _samr_set_sec_obj(pipes_struct *p, SAMR_Q_SET_SEC_OBJ *q_u, SAMR_R_SET_SEC_OBJ *r_u)
+{
+ DEBUG(0,("_samr_set_sec_obj: Not yet implemented!\n"));
+ return NT_STATUS_NOT_IMPLEMENTED;
+}
+
+/*******************************************************************
+********************************************************************/
+
+static BOOL get_lsa_policy_samr_sid( pipes_struct *p, POLICY_HND *pol,
+ DOM_SID *sid, uint32 *acc_granted,
+ DISP_INFO **ppdisp_info)
+{
+ struct samr_info *info = NULL;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, pol, (void **)(void *)&info))
+ return False;
+
+ if (!info)
+ return False;
+
+ *sid = info->sid;
+ *acc_granted = info->acc_granted;
+ if (ppdisp_info) {
+ *ppdisp_info = info->disp_info;
+ }
+
+ return True;
+}
+
+/*******************************************************************
+ _samr_query_sec_obj
+ ********************************************************************/
+
+NTSTATUS _samr_query_sec_obj(pipes_struct *p, SAMR_Q_QUERY_SEC_OBJ *q_u, SAMR_R_QUERY_SEC_OBJ *r_u)
+{
+ DOM_SID pol_sid;
+ fstring str_sid;
+ SEC_DESC * psd = NULL;
+ uint32 acc_granted;
+ size_t sd_size;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* Get the SID. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid)));
+
+ /* Check what typ of SID is beeing queried (e.g Domain SID, User SID, Group SID) */
+
+ /* To query the security of the SAM it self an invalid SID with S-0-0 is passed to this function */
+ if (pol_sid.sid_rev_num == 0) {
+ DEBUG(5,("_samr_query_sec_obj: querying security on SAM\n"));
+ r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
+ } else if (sid_equal(&pol_sid,get_global_sam_sid())) {
+ /* check if it is our domain SID */
+ DEBUG(5,("_samr_query_sec_obj: querying security on Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
+ r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0);
+ } else if (sid_equal(&pol_sid,&global_sid_Builtin)) {
+ /* check if it is the Builtin Domain */
+ /* TODO: Builtin probably needs a different SD with restricted write access*/
+ DEBUG(5,("_samr_query_sec_obj: querying security on Builtin Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
+ r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0);
+ } else if (sid_check_is_in_our_domain(&pol_sid) ||
+ sid_check_is_in_builtin(&pol_sid)) {
+ /* TODO: different SDs have to be generated for aliases groups and users.
+ Currently all three get a default user SD */
+ DEBUG(10,("_samr_query_sec_obj: querying security on Object with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
+ r_u->status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &pol_sid, SAMR_USR_RIGHTS_WRITE_PW);
+ } else {
+ return NT_STATUS_OBJECT_TYPE_MISMATCH;
+ }
+
+ if ((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if (NT_STATUS_IS_OK(r_u->status))
+ r_u->ptr = 1;
+
+ return r_u->status;
+}
+
+/*******************************************************************
+makes a SAM_ENTRY / UNISTR2* structure from a user list.
+********************************************************************/
+
+static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp,
+ UNISTR2 **uni_name_pp,
+ uint32 num_entries, uint32 start_idx,
+ struct samr_displayentry *entries)
+{
+ uint32 i;
+ SAM_ENTRY *sam;
+ UNISTR2 *uni_name;
+
+ *sam_pp = NULL;
+ *uni_name_pp = NULL;
+
+ if (num_entries == 0)
+ return NT_STATUS_OK;
+
+ sam = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_entries);
+
+ uni_name = TALLOC_ZERO_ARRAY(ctx, UNISTR2, num_entries);
+
+ if (sam == NULL || uni_name == NULL) {
+ DEBUG(0, ("make_user_sam_entry_list: talloc_zero failed!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i = 0; i < num_entries; i++) {
+ UNISTR2 uni_temp_name;
+ /*
+ * usrmgr expects a non-NULL terminated string with
+ * trust relationships
+ */
+ if (entries[i].acct_flags & ACB_DOMTRUST) {
+ init_unistr2(&uni_temp_name, entries[i].account_name,
+ UNI_FLAGS_NONE);
+ } else {
+ init_unistr2(&uni_temp_name, entries[i].account_name,
+ UNI_STR_TERMINATE);
+ }
+
+ init_sam_entry(&sam[i], &uni_temp_name, entries[i].rid);
+ copy_unistr2(&uni_name[i], &uni_temp_name);
+ }
+
+ *sam_pp = sam;
+ *uni_name_pp = uni_name;
+ return NT_STATUS_OK;
+}
+
+/*******************************************************************
+ samr_reply_enum_dom_users
+ ********************************************************************/
+
+NTSTATUS _samr_enum_dom_users(pipes_struct *p, SAMR_Q_ENUM_DOM_USERS *q_u,
+ SAMR_R_ENUM_DOM_USERS *r_u)
+{
+ struct samr_info *info = NULL;
+ int num_account;
+ uint32 enum_context=q_u->start_idx;
+ enum remote_arch_types ra_type = get_remote_arch();
+ int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
+ uint32 max_entries = max_sam_entries;
+ struct samr_displayentry *entries = NULL;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted,
+ SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
+ "_samr_enum_dom_users"))) {
+ return r_u->status;
+ }
+
+ DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
+
+ if (info->builtin_domain) {
+ /* No users in builtin. */
+ init_samr_r_enum_dom_users(r_u, q_u->start_idx, 0);
+ DEBUG(5,("_samr_enum_dom_users: No users in BUILTIN\n"));
+ return r_u->status;
+ }
+
+ become_root();
+
+ /* AS ROOT !!!! */
+
+ if ((info->disp_info->enum_users != NULL) &&
+ (info->disp_info->enum_acb_mask != q_u->acb_mask)) {
+ pdb_search_destroy(info->disp_info->enum_users);
+ info->disp_info->enum_users = NULL;
+ }
+
+ if (info->disp_info->enum_users == NULL) {
+ info->disp_info->enum_users = pdb_search_users(q_u->acb_mask);
+ info->disp_info->enum_acb_mask = q_u->acb_mask;
+ }
+
+ if (info->disp_info->enum_users == NULL) {
+ /* END AS ROOT !!!! */
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ num_account = pdb_search_entries(info->disp_info->enum_users,
+ enum_context, max_entries,
+ &entries);
+
+ /* END AS ROOT !!!! */
+
+ unbecome_root();
+
+ if (num_account == 0) {
+ DEBUG(5, ("_samr_enum_dom_users: enumeration handle over "
+ "total entries\n"));
+ return NT_STATUS_OK;
+ }
+
+ r_u->status = make_user_sam_entry_list(p->mem_ctx, &r_u->sam,
+ &r_u->uni_acct_name,
+ num_account, enum_context,
+ entries);
+
+ if (!NT_STATUS_IS_OK(r_u->status))
+ return r_u->status;
+
+ if (max_entries <= num_account) {
+ r_u->status = STATUS_MORE_ENTRIES;
+ } else {
+ r_u->status = NT_STATUS_OK;
+ }
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
+
+ DEBUG(5, ("_samr_enum_dom_users: %d\n", __LINE__));
+
+ init_samr_r_enum_dom_users(r_u, q_u->start_idx + num_account,
+ num_account);
+
+ DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+makes a SAM_ENTRY / UNISTR2* structure from a group list.
+********************************************************************/
+
+static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp,
+ UNISTR2 **uni_name_pp,
+ uint32 num_sam_entries,
+ struct samr_displayentry *entries)
+{
+ uint32 i;
+ SAM_ENTRY *sam;
+ UNISTR2 *uni_name;
+
+ *sam_pp = NULL;
+ *uni_name_pp = NULL;
+
+ if (num_sam_entries == 0)
+ return;
+
+ sam = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_sam_entries);
+ uni_name = TALLOC_ZERO_ARRAY(ctx, UNISTR2, num_sam_entries);
+
+ if (sam == NULL || uni_name == NULL) {
+ DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n"));
+ return;
+ }
+
+ for (i = 0; i < num_sam_entries; i++) {
+ /*
+ * JRA. I think this should include the null. TNG does not.
+ */
+ init_unistr2(&uni_name[i], entries[i].account_name,
+ UNI_STR_TERMINATE);
+ init_sam_entry(&sam[i], &uni_name[i], entries[i].rid);
+ }
+
+ *sam_pp = sam;
+ *uni_name_pp = uni_name;
+}
+
+/*******************************************************************
+ samr_reply_enum_dom_groups
+ ********************************************************************/
+
+NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u)
+{
+ struct samr_info *info = NULL;
+ struct samr_displayentry *groups;
+ uint32 num_groups;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ r_u->status = access_check_samr_function(info->acc_granted,
+ SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
+ "_samr_enum_dom_groups");
+ if (!NT_STATUS_IS_OK(r_u->status))
+ return r_u->status;
+
+ DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__));
+
+ if (info->builtin_domain) {
+ /* No groups in builtin. */
+ init_samr_r_enum_dom_groups(r_u, q_u->start_idx, 0);
+ DEBUG(5,("_samr_enum_dom_users: No groups in BUILTIN\n"));
+ return r_u->status;
+ }
+
+ /* the domain group array is being allocated in the function below */
+
+ become_root();
+
+ if (info->disp_info->groups == NULL) {
+ info->disp_info->groups = pdb_search_groups();
+
+ if (info->disp_info->groups == NULL) {
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+ }
+
+ num_groups = pdb_search_entries(info->disp_info->groups, q_u->start_idx,
+ MAX_SAM_ENTRIES, &groups);
+ unbecome_root();
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
+
+ make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name,
+ num_groups, groups);
+
+ init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_groups);
+
+ DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_enum_dom_aliases
+ ********************************************************************/
+
+NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u)
+{
+ struct samr_info *info;
+ struct samr_displayentry *aliases;
+ uint32 num_aliases = 0;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ r_u->status = access_check_samr_function(info->acc_granted,
+ SA_RIGHT_DOMAIN_ENUM_ACCOUNTS,
+ "_samr_enum_dom_aliases");
+ if (!NT_STATUS_IS_OK(r_u->status))
+ return r_u->status;
+
+ DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n",
+ sid_string_static(&info->sid)));
+
+ become_root();
+
+ if (info->disp_info->aliases == NULL) {
+ info->disp_info->aliases = pdb_search_aliases(&info->sid);
+ if (info->disp_info->aliases == NULL) {
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+ }
+
+ num_aliases = pdb_search_entries(info->disp_info->aliases, q_u->start_idx,
+ MAX_SAM_ENTRIES, &aliases);
+ unbecome_root();
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
+
+ make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name,
+ num_aliases, aliases);
+
+ init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_aliases,
+ num_aliases);
+
+ DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_query_dispinfo
+ ********************************************************************/
+
+NTSTATUS _samr_query_dispinfo(pipes_struct *p, SAMR_Q_QUERY_DISPINFO *q_u,
+ SAMR_R_QUERY_DISPINFO *r_u)
+{
+ struct samr_info *info = NULL;
+ uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
+
+ uint32 max_entries=q_u->max_entries;
+ uint32 enum_context=q_u->start_idx;
+ uint32 max_size=q_u->max_size;
+
+ SAM_DISPINFO_CTR *ctr;
+ uint32 temp_size=0, total_data_size=0;
+ NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
+ uint32 num_account = 0;
+ enum remote_arch_types ra_type = get_remote_arch();
+ int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
+ struct samr_displayentry *entries = NULL;
+
+ DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__));
+ r_u->status = NT_STATUS_UNSUCCESSFUL;
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ /*
+ * calculate how many entries we will return.
+ * based on
+ * - the number of entries the client asked
+ * - our limit on that
+ * - the starting point (enumeration context)
+ * - the buffer size the client will accept
+ */
+
+ /*
+ * We are a lot more like W2K. Instead of reading the SAM
+ * each time to find the records we need to send back,
+ * we read it once and link that copy to the sam handle.
+ * For large user list (over the MAX_SAM_ENTRIES)
+ * it's a definitive win.
+ * second point to notice: between enumerations
+ * our sam is now the same as it's a snapshoot.
+ * third point: got rid of the static SAM_USER_21 struct
+ * no more intermediate.
+ * con: it uses much more memory, as a full copy is stored
+ * in memory.
+ *
+ * If you want to change it, think twice and think
+ * of the second point , that's really important.
+ *
+ * JFM, 12/20/2001
+ */
+
+ if ((q_u->switch_level < 1) || (q_u->switch_level > 5)) {
+ DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n",
+ (unsigned int)q_u->switch_level ));
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ /* first limit the number of entries we will return */
+ if(max_entries > max_sam_entries) {
+ DEBUG(5, ("samr_reply_query_dispinfo: client requested %d "
+ "entries, limiting to %d\n", max_entries,
+ max_sam_entries));
+ max_entries = max_sam_entries;
+ }
+
+ /* calculate the size and limit on the number of entries we will
+ * return */
+
+ temp_size=max_entries*struct_size;
+
+ if (temp_size>max_size) {
+ max_entries=MIN((max_size/struct_size),max_entries);;
+ DEBUG(5, ("samr_reply_query_dispinfo: buffer size limits to "
+ "only %d entries\n", max_entries));
+ }
+
+ if (!(ctr = TALLOC_ZERO_P(p->mem_ctx,SAM_DISPINFO_CTR)))
+ return NT_STATUS_NO_MEMORY;
+
+ ZERO_STRUCTP(ctr);
+
+ become_root();
+
+ /* THe following done as ROOT. Don't return without unbecome_root(). */
+
+ switch (q_u->switch_level) {
+ case 0x1:
+ case 0x4:
+ if (info->disp_info->users == NULL) {
+ info->disp_info->users = pdb_search_users(ACB_NORMAL);
+ if (info->disp_info->users == NULL) {
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+ DEBUG(10,("samr_reply_query_dispinfo: starting user enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ } else {
+ DEBUG(10,("samr_reply_query_dispinfo: using cached user enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ }
+
+ num_account = pdb_search_entries(info->disp_info->users,
+ enum_context, max_entries,
+ &entries);
+ break;
+ case 0x2:
+ if (info->disp_info->machines == NULL) {
+ info->disp_info->machines =
+ pdb_search_users(ACB_WSTRUST|ACB_SVRTRUST);
+ if (info->disp_info->machines == NULL) {
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+ DEBUG(10,("samr_reply_query_dispinfo: starting machine enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ } else {
+ DEBUG(10,("samr_reply_query_dispinfo: using cached machine enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ }
+
+ num_account = pdb_search_entries(info->disp_info->machines,
+ enum_context, max_entries,
+ &entries);
+ break;
+ case 0x3:
+ case 0x5:
+ if (info->disp_info->groups == NULL) {
+ info->disp_info->groups = pdb_search_groups();
+ if (info->disp_info->groups == NULL) {
+ unbecome_root();
+ return NT_STATUS_ACCESS_DENIED;
+ }
+ DEBUG(10,("samr_reply_query_dispinfo: starting group enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ } else {
+ DEBUG(10,("samr_reply_query_dispinfo: using cached group enumeration at index %u\n",
+ (unsigned int)enum_context ));
+ }
+
+ num_account = pdb_search_entries(info->disp_info->groups,
+ enum_context, max_entries,
+ &entries);
+ break;
+ default:
+ unbecome_root();
+ smb_panic("info class changed");
+ break;
+ }
+ unbecome_root();
+
+ /* Now create reply structure */
+ switch (q_u->switch_level) {
+ case 0x1:
+ disp_ret = init_sam_dispinfo_1(p->mem_ctx, &ctr->sam.info1,
+ num_account, enum_context,
+ entries);
+ break;
+ case 0x2:
+ disp_ret = init_sam_dispinfo_2(p->mem_ctx, &ctr->sam.info2,
+ num_account, enum_context,
+ entries);
+ break;
+ case 0x3:
+ disp_ret = init_sam_dispinfo_3(p->mem_ctx, &ctr->sam.info3,
+ num_account, enum_context,
+ entries);
+ break;
+ case 0x4:
+ disp_ret = init_sam_dispinfo_4(p->mem_ctx, &ctr->sam.info4,
+ num_account, enum_context,
+ entries);
+ break;
+ case 0x5:
+ disp_ret = init_sam_dispinfo_5(p->mem_ctx, &ctr->sam.info5,
+ num_account, enum_context,
+ entries);
+ break;
+ default:
+ smb_panic("info class changed");
+ break;
+ }
+
+ if (!NT_STATUS_IS_OK(disp_ret))
+ return disp_ret;
+
+ /* calculate the total size */
+ total_data_size=num_account*struct_size;
+
+ if (num_account) {
+ r_u->status = STATUS_MORE_ENTRIES;
+ } else {
+ r_u->status = NT_STATUS_OK;
+ }
+
+ /* Ensure we cache this enumeration. */
+ set_disp_info_cache_timeout(info->disp_info, DISP_INFO_CACHE_TIMEOUT);
+
+ DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__));
+
+ init_samr_r_query_dispinfo(r_u, num_account, total_data_size,
+ temp_size, q_u->switch_level, ctr,
+ r_u->status);
+
+ return r_u->status;
+
+}
+
+/*******************************************************************
+ samr_reply_query_aliasinfo
+ ********************************************************************/
+
+NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u)
+{
+ DOM_SID sid;
+ struct acct_info info;
+ uint32 acc_granted;
+ BOOL ret;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_LOOKUP_INFO, "_samr_query_aliasinfo"))) {
+ return r_u->status;
+ }
+
+ become_root();
+ ret = pdb_get_aliasinfo(&sid, &info);
+ unbecome_root();
+
+ if ( !ret )
+ return NT_STATUS_NO_SUCH_ALIAS;
+
+ if ( !(r_u->ctr = TALLOC_ZERO_P( p->mem_ctx, ALIAS_INFO_CTR )) )
+ return NT_STATUS_NO_MEMORY;
+
+
+ switch (q_u->level ) {
+ case 1:
+ r_u->ctr->level = 1;
+ init_samr_alias_info1(&r_u->ctr->alias.info1, info.acct_name, 1, info.acct_desc);
+ break;
+ case 3:
+ r_u->ctr->level = 3;
+ init_samr_alias_info3(&r_u->ctr->alias.info3, info.acct_desc);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+#if 0
+/*******************************************************************
+ samr_reply_lookup_ids
+ ********************************************************************/
+
+ uint32 _samr_lookup_ids(pipes_struct *p, SAMR_Q_LOOKUP_IDS *q_u, SAMR_R_LOOKUP_IDS *r_u)
+{
+ uint32 rid[MAX_SAM_ENTRIES];
+ int num_rids = q_u->num_sids1;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
+
+ if (num_rids > MAX_SAM_ENTRIES) {
+ num_rids = MAX_SAM_ENTRIES;
+ DEBUG(5,("_samr_lookup_ids: truncating entries to %d\n", num_rids));
+ }
+
+#if 0
+ int i;
+ SMB_ASSERT_ARRAY(q_u->uni_user_name, num_rids);
+
+ for (i = 0; i < num_rids && status == 0; i++)
+ {
+ struct sam_passwd *sam_pass;
+ fstring user_name;
+
+
+ fstrcpy(user_name, unistrn2(q_u->uni_user_name[i].buffer,
+ q_u->uni_user_name[i].uni_str_len));
+
+ /* find the user account */
+ become_root();
+ sam_pass = get_smb21pwd_entry(user_name, 0);
+ unbecome_root();
+
+ if (sam_pass == NULL)
+ {
+ status = 0xC0000000 | NT_STATUS_NO_SUCH_USER;
+ rid[i] = 0;
+ }
+ else
+ {
+ rid[i] = sam_pass->user_rid;
+ }
+ }
+#endif
+
+ num_rids = 1;
+ rid[0] = BUILTIN_ALIAS_RID_USERS;
+
+ init_samr_r_lookup_ids(&r_u, num_rids, rid, NT_STATUS_OK);
+
+ DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
+
+ return r_u->status;
+}
+#endif
+
+/*******************************************************************
+ _samr_lookup_names
+ ********************************************************************/
+
+NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u)
+{
+ uint32 rid[MAX_SAM_ENTRIES];
+ uint32 local_rid;
+ enum SID_NAME_USE type[MAX_SAM_ENTRIES];
+ enum SID_NAME_USE local_type;
+ int i;
+ int num_rids = q_u->num_names2;
+ DOM_SID pol_sid;
+ fstring sid_str;
+ uint32 acc_granted;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
+
+ ZERO_ARRAY(rid);
+ ZERO_ARRAY(type);
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted, NULL)) {
+ init_samr_r_lookup_names(p->mem_ctx, r_u, 0, NULL, NULL, NT_STATUS_OBJECT_TYPE_MISMATCH);
+ return r_u->status;
+ }
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, 0, "_samr_lookup_names"))) { /* Don't know the acc_bits yet */
+ return r_u->status;
+ }
+
+ if (num_rids > MAX_SAM_ENTRIES) {
+ num_rids = MAX_SAM_ENTRIES;
+ DEBUG(5,("_samr_lookup_names: truncating entries to %d\n", num_rids));
+ }
+
+ DEBUG(5,("_samr_lookup_names: looking name on SID %s\n", sid_to_string(sid_str, &pol_sid)));
+
+ for (i = 0; i < num_rids; i++) {
+ fstring name;
+ DOM_SID sid;
+ int ret;
+
+ r_u->status = NT_STATUS_NONE_MAPPED;
+
+ rid [i] = 0xffffffff;
+ type[i] = SID_NAME_UNKNOWN;
+
+ ret = rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0);
+
+ /*
+ * we are only looking for a name
+ * the SID we get back can be outside
+ * the scope of the pol_sid
+ *
+ * in clear: it prevents to reply to domain\group: yes
+ * when only builtin\group exists.
+ *
+ * a cleaner code is to add the sid of the domain we're looking in
+ * to the local_lookup_name function.
+ */
+
+ if ((ret > 0) && local_lookup_name(name, &sid, &local_type)) {
+ sid_split_rid(&sid, &local_rid);
+
+ if (sid_equal(&sid, &pol_sid)) {
+ rid[i]=local_rid;
+
+ /* Windows does not return WKN_GRP here, even
+ * on lookups in builtin */
+ type[i] = (local_type == SID_NAME_WKN_GRP) ?
+ SID_NAME_ALIAS : local_type;
+
+ r_u->status = NT_STATUS_OK;
+ }
+ }
+ }
+
+ init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, (uint32 *)type, r_u->status);
+
+ DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_chgpasswd_user
+ ********************************************************************/
+
+NTSTATUS _samr_chgpasswd_user(pipes_struct *p, SAMR_Q_CHGPASSWD_USER *q_u, SAMR_R_CHGPASSWD_USER *r_u)
+{
+ fstring user_name;
+ fstring wks;
+
+ DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
+
+ r_u->status = NT_STATUS_OK;
+
+ rpcstr_pull(user_name, q_u->uni_user_name.buffer, sizeof(user_name), q_u->uni_user_name.uni_str_len*2, 0);
+ rpcstr_pull(wks, q_u->uni_dest_host.buffer, sizeof(wks), q_u->uni_dest_host.uni_str_len*2,0);
+
+ DEBUG(5,("samr_chgpasswd_user: user: %s wks: %s\n", user_name, wks));
+
+ /*
+ * Pass the user through the NT -> unix user mapping
+ * function.
+ */
+
+ (void)map_username(user_name);
+
+ /*
+ * UNIX username case mangling not required, pass_oem_change
+ * is case insensitive.
+ */
+
+ r_u->status = pass_oem_change(user_name, q_u->lm_newpass.pass, q_u->lm_oldhash.hash,
+ q_u->nt_newpass.pass, q_u->nt_oldhash.hash);
+
+ init_samr_r_chgpasswd_user(r_u, r_u->status);
+
+ DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+makes a SAMR_R_LOOKUP_RIDS structure.
+********************************************************************/
+
+static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
+ const char **names, UNIHDR **pp_hdr_name,
+ UNISTR2 **pp_uni_name)
+{
+ uint32 i;
+ UNIHDR *hdr_name=NULL;
+ UNISTR2 *uni_name=NULL;
+
+ *pp_uni_name = NULL;
+ *pp_hdr_name = NULL;
+
+ if (num_names != 0) {
+ hdr_name = TALLOC_ZERO_ARRAY(ctx, UNIHDR, num_names);
+ if (hdr_name == NULL)
+ return False;
+
+ uni_name = TALLOC_ZERO_ARRAY(ctx,UNISTR2, num_names);
+ if (uni_name == NULL)
+ return False;
+ }
+
+ for (i = 0; i < num_names; i++) {
+ DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
+ init_unistr2(&uni_name[i], names[i], UNI_FLAGS_NONE);
+ init_uni_hdr(&hdr_name[i], &uni_name[i]);
+ }
+
+ *pp_uni_name = uni_name;
+ *pp_hdr_name = hdr_name;
+
+ return True;
+}
+
+/*******************************************************************
+ _samr_lookup_rids
+ ********************************************************************/
+
+NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u)
+{
+ const char **names;
+ uint32 *attrs = NULL;
+ UNIHDR *hdr_name = NULL;
+ UNISTR2 *uni_name = NULL;
+ DOM_SID pol_sid;
+ int num_rids = q_u->num_rids1;
+ uint32 acc_granted;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (num_rids > 1000) {
+ DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
+ "to samba4 idl this is not possible\n", num_rids));
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
+ attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
+
+ if ((num_rids != 0) && ((names == NULL) || (attrs == NULL)))
+ return NT_STATUS_NO_MEMORY;
+
+ become_root(); /* lookup_sid can require root privs */
+ r_u->status = pdb_lookup_rids(&pol_sid, num_rids, q_u->rid,
+ names, attrs);
+ unbecome_root();
+
+ if(!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
+ &hdr_name, &uni_name))
+ return NT_STATUS_NO_MEMORY;
+
+ init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, attrs);
+
+ DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_open_user. Safe - gives out no passwd info.
+ ********************************************************************/
+
+NTSTATUS _samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u)
+{
+ SAM_ACCOUNT *sampass=NULL;
+ DOM_SID sid;
+ POLICY_HND domain_pol = q_u->domain_pol;
+ POLICY_HND *user_pol = &r_u->user_pol;
+ struct samr_info *info = NULL;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->access_mask;
+ size_t sd_size;
+ BOOL ret;
+ NTSTATUS nt_status;
+ SE_PRIV se_rights;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the domain policy handle and get domain SID / access bits in the domain policy. */
+
+ if ( !get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted, NULL) )
+ return NT_STATUS_INVALID_HANDLE;
+
+ nt_status = access_check_samr_function( acc_granted,
+ SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_user" );
+
+ if ( !NT_STATUS_IS_OK(nt_status) )
+ return nt_status;
+
+ nt_status = pdb_init_sam_talloc(p->mem_ctx, &sampass);
+
+ if (!NT_STATUS_IS_OK(nt_status))
+ return nt_status;
+
+ /* append the user's RID to it */
+
+ if (!sid_append_rid(&sid, q_u->user_rid))
+ return NT_STATUS_NO_SUCH_USER;
+
+ /* check if access can be granted as requested by client. */
+
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
+ se_map_generic(&des_access, &usr_generic_mapping);
+
+ se_priv_copy( &se_rights, &se_machine_account );
+ se_priv_add( &se_rights, &se_add_users );
+
+ nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
+ &acc_granted, "_samr_open_user");
+
+ if ( !NT_STATUS_IS_OK(nt_status) )
+ return nt_status;
+
+ become_root();
+ ret=pdb_getsampwsid(sampass, &sid);
+ unbecome_root();
+
+ /* check that the SID exists in our domain. */
+ if (ret == False) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ pdb_free_sam(&sampass);
+
+ /* associate the user's SID and access bits with the new handle. */
+ if ((info = get_samr_info_by_sid(&sid)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+ info->acc_granted = acc_granted;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ return r_u->status;
+}
+
+/*************************************************************************
+ get_user_info_7. Safe. Only gives out account_name.
+ *************************************************************************/
+
+static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx, SAM_USER_INFO_7 *id7, DOM_SID *user_sid)
+{
+ SAM_ACCOUNT *smbpass=NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+
+ nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ become_root();
+ ret = pdb_getsampwsid(smbpass, user_sid);
+ unbecome_root();
+
+ if (ret==False) {
+ DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) ));
+
+ ZERO_STRUCTP(id7);
+ init_sam_user_info7(id7, pdb_get_username(smbpass) );
+
+ pdb_free_sam(&smbpass);
+
+ return NT_STATUS_OK;
+}
+
+/*************************************************************************
+ get_user_info_9. Only gives out primary group SID.
+ *************************************************************************/
+static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx, SAM_USER_INFO_9 * id9, DOM_SID *user_sid)
+{
+ SAM_ACCOUNT *smbpass=NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+
+ nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ become_root();
+ ret = pdb_getsampwsid(smbpass, user_sid);
+ unbecome_root();
+
+ if (ret==False) {
+ DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) ));
+
+ ZERO_STRUCTP(id9);
+ init_sam_user_info9(id9, pdb_get_group_rid(smbpass) );
+
+ pdb_free_sam(&smbpass);
+
+ return NT_STATUS_OK;
+}
+
+/*************************************************************************
+ get_user_info_16. Safe. Only gives out acb bits.
+ *************************************************************************/
+
+static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx, SAM_USER_INFO_16 *id16, DOM_SID *user_sid)
+{
+ SAM_ACCOUNT *smbpass=NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+
+ nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ become_root();
+ ret = pdb_getsampwsid(smbpass, user_sid);
+ unbecome_root();
+
+ if (ret==False) {
+ DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) ));
+
+ ZERO_STRUCTP(id16);
+ init_sam_user_info16(id16, pdb_get_acct_ctrl(smbpass) );
+
+ pdb_free_sam(&smbpass);
+
+ return NT_STATUS_OK;
+}
+
+/*************************************************************************
+ get_user_info_18. OK - this is the killer as it gives out password info.
+ Ensure that this is only allowed on an encrypted connection with a root
+ user. JRA.
+ *************************************************************************/
+
+static NTSTATUS get_user_info_18(pipes_struct *p, TALLOC_CTX *mem_ctx, SAM_USER_INFO_18 * id18, DOM_SID *user_sid)
+{
+ SAM_ACCOUNT *smbpass=NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+
+ if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if (p->auth.auth_level != PIPE_AUTH_LEVEL_PRIVACY) {
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ /*
+ * Do *NOT* do become_root()/unbecome_root() here ! JRA.
+ */
+
+ nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ ret = pdb_getsampwsid(smbpass, user_sid);
+
+ if (ret == False) {
+ DEBUG(4, ("User %s not found\n", sid_string_static(user_sid)));
+ pdb_free_sam(&smbpass);
+ return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
+ }
+
+ DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
+
+ if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
+ pdb_free_sam(&smbpass);
+ return NT_STATUS_ACCOUNT_DISABLED;
+ }
+
+ ZERO_STRUCTP(id18);
+ init_sam_user_info18(id18, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass));
+
+ pdb_free_sam(&smbpass);
+
+ return NT_STATUS_OK;
+}
+
+/*************************************************************************
+ get_user_info_20
+ *************************************************************************/
+
+static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx, SAM_USER_INFO_20 *id20, DOM_SID *user_sid)
+{
+ SAM_ACCOUNT *sampass=NULL;
+ BOOL ret;
+
+ pdb_init_sam_talloc(mem_ctx, &sampass);
+
+ become_root();
+ ret = pdb_getsampwsid(sampass, user_sid);
+ unbecome_root();
+
+ if (ret == False) {
+ DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ samr_clear_sam_passwd(sampass);
+
+ DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
+
+ ZERO_STRUCTP(id20);
+ init_sam_user_info20A(id20, sampass);
+
+ pdb_free_sam(&sampass);
+
+ return NT_STATUS_OK;
+}
+
+/*************************************************************************
+ get_user_info_21
+ *************************************************************************/
+
+static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21,
+ DOM_SID *user_sid, DOM_SID *domain_sid)
+{
+ SAM_ACCOUNT *sampass=NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+
+ nt_status = pdb_init_sam_talloc(mem_ctx, &sampass);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ return nt_status;
+ }
+
+ become_root();
+ ret = pdb_getsampwsid(sampass, user_sid);
+ unbecome_root();
+
+ if (ret == False) {
+ DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ samr_clear_sam_passwd(sampass);
+
+ DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
+
+ ZERO_STRUCTP(id21);
+ nt_status = init_sam_user_info21A(id21, sampass, domain_sid);
+
+ pdb_free_sam(&sampass);
+
+ return NT_STATUS_OK;
+}
+
+/*******************************************************************
+ _samr_query_userinfo
+ ********************************************************************/
+
+NTSTATUS _samr_query_userinfo(pipes_struct *p, SAMR_Q_QUERY_USERINFO *q_u, SAMR_R_QUERY_USERINFO *r_u)
+{
+ SAM_USERINFO_CTR *ctr;
+ struct samr_info *info = NULL;
+ DOM_SID domain_sid;
+ uint32 rid;
+
+ r_u->status=NT_STATUS_OK;
+
+ /* search for the handle */
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ domain_sid = info->sid;
+
+ sid_split_rid(&domain_sid, &rid);
+
+ if (!sid_check_is_in_our_domain(&info->sid))
+ return NT_STATUS_OBJECT_TYPE_MISMATCH;
+
+ DEBUG(5,("_samr_query_userinfo: sid:%s\n", sid_string_static(&info->sid)));
+
+ ctr = TALLOC_ZERO_P(p->mem_ctx, SAM_USERINFO_CTR);
+ if (!ctr)
+ return NT_STATUS_NO_MEMORY;
+
+ ZERO_STRUCTP(ctr);
+
+ /* ok! user info levels (lots: see MSDEV help), off we go... */
+ ctr->switch_value = q_u->switch_value;
+
+ DEBUG(5,("_samr_query_userinfo: user info level: %d\n", q_u->switch_value));
+
+ switch (q_u->switch_value) {
+ case 7:
+ ctr->info.id7 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_7);
+ if (ctr->info.id7 == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_7(p->mem_ctx, ctr->info.id7, &info->sid)))
+ return r_u->status;
+ break;
+ case 9:
+ ctr->info.id9 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_9);
+ if (ctr->info.id9 == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_9(p->mem_ctx, ctr->info.id9, &info->sid)))
+ return r_u->status;
+ break;
+ case 16:
+ ctr->info.id16 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_16);
+ if (ctr->info.id16 == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_16(p->mem_ctx, ctr->info.id16, &info->sid)))
+ return r_u->status;
+ break;
+
+#if 0
+/* whoops - got this wrong. i think. or don't understand what's happening. */
+ case 17:
+ {
+ NTTIME expire;
+ info = (void *)&id11;
+
+ expire.low = 0xffffffff;
+ expire.high = 0x7fffffff;
+
+ ctr->info.id = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_17));
+ ZERO_STRUCTP(ctr->info.id17);
+ init_sam_user_info17(ctr->info.id17, &expire,
+ "BROOKFIELDS$", /* name */
+ 0x03ef, /* user rid */
+ 0x201, /* group rid */
+ 0x0080); /* acb info */
+
+ break;
+ }
+#endif
+
+ case 18:
+ ctr->info.id18 = TALLOC_ZERO_P(p->mem_ctx, SAM_USER_INFO_18);
+ if (ctr->info.id18 == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_18(p, p->mem_ctx, ctr->info.id18, &info->sid)))
+ return r_u->status;
+ break;
+
+ case 20:
+ ctr->info.id20 = TALLOC_ZERO_P(p->mem_ctx,SAM_USER_INFO_20);
+ if (ctr->info.id20 == NULL)
+ return NT_STATUS_NO_MEMORY;
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_20(p->mem_ctx, ctr->info.id20, &info->sid)))
+ return r_u->status;
+ break;
+
+ case 21:
+ ctr->info.id21 = TALLOC_ZERO_P(p->mem_ctx,SAM_USER_INFO_21);
+ if (ctr->info.id21 == NULL)
+ return NT_STATUS_NO_MEMORY;
+ if (!NT_STATUS_IS_OK(r_u->status = get_user_info_21(p->mem_ctx, ctr->info.id21,
+ &info->sid, &domain_sid)))
+ return r_u->status;
+ break;
+
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ init_samr_r_query_userinfo(r_u, ctr, r_u->status);
+
+ DEBUG(5,("_samr_query_userinfo: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_query_usergroups
+ ********************************************************************/
+
+NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u)
+{
+ SAM_ACCOUNT *sam_pass=NULL;
+ struct passwd *passwd;
+ DOM_SID sid;
+ DOM_SID *sids;
+ DOM_GID *gids = NULL;
+ size_t num_groups = 0;
+ gid_t *unix_gids;
+ size_t i, num_gids;
+ uint32 acc_granted;
+ BOOL ret;
+ NTSTATUS result;
+
+ /*
+ * from the SID in the request:
+ * we should send back the list of DOMAIN GROUPS
+ * the user is a member of
+ *
+ * and only the DOMAIN GROUPS
+ * no ALIASES !!! neither aliases of the domain
+ * nor aliases of the builtin SID
+ *
+ * JFM, 12/2/2001
+ */
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_USER_GET_GROUPS, "_samr_query_usergroups"))) {
+ return r_u->status;
+ }
+
+ if (!sid_check_is_in_our_domain(&sid))
+ return NT_STATUS_OBJECT_TYPE_MISMATCH;
+
+ pdb_init_sam(&sam_pass);
+
+ become_root();
+ ret = pdb_getsampwsid(sam_pass, &sid);
+ unbecome_root();
+
+ if (ret == False) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ passwd = getpwnam_alloc(pdb_get_username(sam_pass));
+ if (passwd == NULL) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ sids = NULL;
+
+ become_root();
+ result = pdb_enum_group_memberships(pdb_get_username(sam_pass),
+ passwd->pw_gid,
+ &sids, &unix_gids, &num_groups);
+ unbecome_root();
+
+ pdb_free_sam(&sam_pass);
+ passwd_free(&passwd);
+
+ if (!NT_STATUS_IS_OK(result))
+ return result;
+
+ SAFE_FREE(unix_gids);
+
+ gids = NULL;
+ num_gids = 0;
+
+ for (i=0; i<num_groups; i++) {
+ uint32 rid;
+
+ if (!sid_peek_check_rid(get_global_sam_sid(),
+ &(sids[i]), &rid))
+ continue;
+
+ gids = TALLOC_REALLOC_ARRAY(p->mem_ctx, gids, DOM_GID, num_gids+1);
+ gids[num_gids].attr= (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|SE_GROUP_ENABLED);
+ gids[num_gids].g_rid = rid;
+ num_gids += 1;
+ }
+ SAFE_FREE(sids);
+
+ /* construct the response. lkclXXXX: gids are not copied! */
+ init_samr_r_query_usergroups(r_u, num_groups, gids, r_u->status);
+
+ DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_query_dom_info
+ ********************************************************************/
+
+NTSTATUS _samr_query_dom_info(pipes_struct *p, SAMR_Q_QUERY_DOMAIN_INFO *q_u, SAMR_R_QUERY_DOMAIN_INFO *r_u)
+{
+ struct samr_info *info = NULL;
+ SAM_UNK_CTR *ctr;
+ uint32 min_pass_len,pass_hist,flag;
+ time_t u_expire, u_min_age;
+ NTTIME nt_expire, nt_min_age;
+
+ time_t u_lock_duration, u_reset_time;
+ NTTIME nt_lock_duration, nt_reset_time;
+ uint32 lockout;
+ time_t u_logout;
+ NTTIME nt_logout;
+
+ uint32 account_policy_temp;
+
+ time_t seq_num;
+ uint32 server_role;
+
+ uint32 num_users=0, num_groups=0, num_aliases=0;
+
+ if ((ctr = TALLOC_ZERO_P(p->mem_ctx, SAM_UNK_CTR)) == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ZERO_STRUCTP(ctr);
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)(void *)&info)) {
+ return NT_STATUS_INVALID_HANDLE;
+ }
+
+ switch (q_u->switch_value) {
+ case 0x01:
+
+ become_root();
+
+ /* AS ROOT !!! */
+
+ pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &account_policy_temp);
+ min_pass_len = account_policy_temp;
+
+ pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
+ pass_hist = account_policy_temp;
+
+ pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
+ flag = account_policy_temp;
+
+ pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
+ u_expire = account_policy_temp;
+
+ pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
+ u_min_age = account_policy_temp;
+
+ /* !AS ROOT */
+
+ unbecome_root();
+
+ unix_to_nt_time_abs(&nt_expire, u_expire);
+ unix_to_nt_time_abs(&nt_min_age, u_min_age);
+
+ init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
+ flag, nt_expire, nt_min_age);
+ break;
+ case 0x02:
+
+ become_root();
+
+ /* AS ROOT !!! */
+
+ num_users = count_sam_users(info->disp_info, ACB_NORMAL);
+ num_groups = count_sam_groups(info->disp_info);
+ num_aliases = count_sam_aliases(info->disp_info);
+
+ pdb_get_account_policy(AP_TIME_TO_LOGOUT, &account_policy_temp);
+ u_logout = account_policy_temp;
+
+ unix_to_nt_time_abs(&nt_logout, u_logout);
+
+ if (!pdb_get_seq_num(&seq_num))
+ seq_num = time(NULL);
+
+ /* !AS ROOT */
+
+ unbecome_root();
+
+ server_role = ROLE_DOMAIN_PDC;
+ if (lp_server_role() == ROLE_DOMAIN_BDC)
+ server_role = ROLE_DOMAIN_BDC;
+
+ init_unk_info2(&ctr->info.inf2, lp_serverstring(), lp_workgroup(), global_myname(), seq_num,
+ num_users, num_groups, num_aliases, nt_logout, server_role);
+ break;
+ case 0x03:
+
+ become_root();
+
+ /* AS ROOT !!! */
+
+ pdb_get_account_policy(AP_TIME_TO_LOGOUT, (unsigned int *)&u_logout);
+
+ /* !AS ROOT */
+
+ unbecome_root();
+
+ unix_to_nt_time_abs(&nt_logout, u_logout);
+
+ init_unk_info3(&ctr->info.inf3, nt_logout);
+ break;
+ case 0x05:
+ init_unk_info5(&ctr->info.inf5, global_myname());
+ break;
+ case 0x06:
+ init_unk_info6(&ctr->info.inf6);
+ break;
+ case 0x07:
+ server_role = ROLE_DOMAIN_PDC;
+ if (lp_server_role() == ROLE_DOMAIN_BDC)
+ server_role = ROLE_DOMAIN_BDC;
+
+ init_unk_info7(&ctr->info.inf7, server_role);
+ break;
+ case 0x08:
+
+ become_root();
+
+ /* AS ROOT !!! */
+
+ if (!pdb_get_seq_num(&seq_num)) {
+ seq_num = time(NULL);
+ }
+
+ /* !AS ROOT */
+
+ unbecome_root();
+
+ init_unk_info8(&ctr->info.inf8, (uint32) seq_num);
+ break;
+ case 0x0c:
+
+ become_root();
+
+ /* AS ROOT !!! */
+
+ pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
+ u_lock_duration = account_policy_temp;
+ if (u_lock_duration != -1) {
+ u_lock_duration *= 60;
+ }
+
+ pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
+ u_reset_time = account_policy_temp * 60;
+
+ pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
+ lockout = account_policy_temp;
+
+ /* !AS ROOT */
+
+ unbecome_root();
+
+ unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
+ unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
+
+ init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+
+ init_samr_r_query_dom_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
+
+ DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_create_user
+ Create an account, can be either a normal user or a machine.
+ This funcion will need to be updated for bdc/domain trusts.
+ ********************************************************************/
+
+NTSTATUS _samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_CREATE_USER *r_u)
+{
+ SAM_ACCOUNT *sam_pass=NULL;
+ fstring account;
+ DOM_SID sid;
+ pstring add_script;
+ POLICY_HND dom_pol = q_u->domain_pol;
+ UNISTR2 user_account = q_u->uni_name;
+ uint16 acb_info = q_u->acb_info;
+ POLICY_HND *user_pol = &r_u->user_pol;
+ struct samr_info *info = NULL;
+ BOOL ret;
+ NTSTATUS nt_status;
+ struct passwd *pw;
+ uint32 acc_granted;
+ SEC_DESC *psd;
+ size_t sd_size;
+ uint32 new_rid = 0;
+ /* check this, when giving away 'add computer to domain' privs */
+ uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
+ BOOL can_add_account = False;
+ SE_PRIV se_rights;
+ DISP_INFO *disp_info = NULL;
+
+ /* Get the domain SID stored in the domain policy */
+ if (!get_lsa_policy_samr_sid(p, &dom_pol, &sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_USER, "_samr_create_user"))) {
+ return nt_status;
+ }
+
+ if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST || acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
+ /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
+ this parameter is not an account type */
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ rpcstr_pull(account, user_account.buffer, sizeof(account), user_account.uni_str_len*2, 0);
+ strlower_m(account);
+
+ pdb_init_sam(&sam_pass);
+
+ become_root();
+ ret = pdb_getsampwnam(sam_pass, account);
+ unbecome_root();
+ if (ret == True) {
+ /* this account exists: say so */
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_USER_EXISTS;
+ }
+
+ pdb_free_sam(&sam_pass);
+
+ /*********************************************************************
+ * HEADS UP! If we have to create a new user account, we have to get
+ * a new RID from somewhere. This used to be done by the passdb
+ * backend. It has been moved into idmap now. Since idmap is now
+ * wrapped up behind winbind, this means you have to run winbindd if you
+ * want new accounts to get a new RID when "enable rid algorithm = no".
+ * Tough. We now have a uniform way of allocating RIDs regardless
+ * of what ever passdb backend people may use.
+ * --jerry (2003-07-10)
+ *********************************************************************/
+
+ pw = Get_Pwnam(account);
+
+ /* determine which user right we need to check based on the acb_info */
+
+ if ( acb_info & ACB_WSTRUST )
+ {
+ pstrcpy(add_script, lp_addmachine_script());
+ se_priv_copy( &se_rights, &se_machine_account );
+ can_add_account = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+ }
+ /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
+ account for domain trusts and changes the ACB flags later */
+ else if ( acb_info & ACB_NORMAL && (account[strlen(account)-1] != '$') )
+ {
+ pstrcpy(add_script, lp_adduser_script());
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_account = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+ }
+ else /* implicit assumption of a BDC or domain trust account here (we already check the flags earlier) */
+ {
+ pstrcpy(add_script, lp_addmachine_script());
+ if ( lp_enable_privileges() ) {
+ /* only Domain Admins can add a BDC or domain trust */
+ se_priv_copy( &se_rights, &se_priv_none );
+ can_add_account = nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS );
+ }
+ }
+
+ DEBUG(5, ("_samr_create_user: %s can add this account : %s\n",
+ p->pipe_user_name, can_add_account ? "True":"False" ));
+
+ /********** BEGIN Admin BLOCK **********/
+
+ if ( can_add_account )
+ become_root();
+
+ if ( !pw ) {
+ if (*add_script) {
+ int add_ret;
+
+ all_string_sub(add_script, "%u", account, sizeof(add_script));
+ add_ret = smbrun(add_script,NULL);
+ DEBUG(add_ret ? 0 : 3,("_samr_create_user: Running the command `%s' gave %d\n", add_script, add_ret));
+ }
+ }
+
+ /* implicit call to getpwnam() next. we have a valid SID coming out of this call */
+
+ flush_pwnam_cache();
+ nt_status = pdb_init_sam_new(&sam_pass, account, new_rid);
+
+ /* this code is order such that we have no unnecessary retuns
+ out of the admin block of code */
+
+ if ( NT_STATUS_IS_OK(nt_status) ) {
+ pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED);
+
+ if ( !(ret = pdb_add_sam_account(sam_pass)) ) {
+ pdb_free_sam(&sam_pass);
+ DEBUG(0, ("could not add user/computer %s to passdb. Check permissions?\n",
+ account));
+ nt_status = NT_STATUS_ACCESS_DENIED;
+ }
+ }
+
+ if ( can_add_account )
+ unbecome_root();
+
+ /********** END Admin BLOCK **********/
+
+ /* now check for failure */
+
+ if ( !NT_STATUS_IS_OK(nt_status) )
+ return nt_status;
+
+ /* Get the user's SID */
+
+ sid_copy(&sid, pdb_get_user_sid(sam_pass));
+
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
+ se_map_generic(&des_access, &usr_generic_mapping);
+
+ nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
+ &acc_granted, "_samr_create_user");
+
+ if ( !NT_STATUS_IS_OK(nt_status) ) {
+ return nt_status;
+ }
+
+ /* associate the user's SID with the new handle. */
+ if ((info = get_samr_info_by_sid(&sid)) == NULL) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ZERO_STRUCTP(info);
+ info->sid = sid;
+ info->acc_granted = acc_granted;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+
+ /* After a "set" ensure we have no cached display info. */
+ force_flush_samr_cache(info->disp_info);
+
+ r_u->user_rid=pdb_get_user_rid(sam_pass);
+
+ r_u->access_granted = acc_granted;
+
+ pdb_free_sam(&sam_pass);
+
+ return NT_STATUS_OK;
+}
+
+/*******************************************************************
+ samr_reply_connect_anon
+ ********************************************************************/
+
+NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u)
+{
+ struct samr_info *info = NULL;
+ uint32 des_access = q_u->access_mask;
+
+ /* Access check */
+
+ if (!pipe_access_check(p)) {
+ DEBUG(3, ("access denied to samr_connect_anon\n"));
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ return r_u->status;
+ }
+
+ /* set up the SAMR connect_anon response */
+
+ r_u->status = NT_STATUS_OK;
+
+ /* associate the user's SID with the new handle. */
+ if ((info = get_samr_info_by_sid(NULL)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ /* don't give away the farm but this is probably ok. The SA_RIGHT_SAM_ENUM_DOMAINS
+ was observed from a win98 client trying to enumerate users (when configured
+ user level access control on shares) --jerry */
+
+ se_map_generic( &des_access, &sam_generic_mapping );
+ info->acc_granted = des_access & (SA_RIGHT_SAM_ENUM_DOMAINS|SA_RIGHT_SAM_OPEN_DOMAIN);
+
+ info->status = q_u->unknown_0;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_connect
+ ********************************************************************/
+
+NTSTATUS _samr_connect(pipes_struct *p, SAMR_Q_CONNECT *q_u, SAMR_R_CONNECT *r_u)
+{
+ struct samr_info *info = NULL;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->access_mask;
+ NTSTATUS nt_status;
+ size_t sd_size;
+
+
+ DEBUG(5,("_samr_connect: %d\n", __LINE__));
+
+ /* Access check */
+
+ if (!pipe_access_check(p)) {
+ DEBUG(3, ("access denied to samr_connect\n"));
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ return r_u->status;
+ }
+
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
+ se_map_generic(&des_access, &sam_generic_mapping);
+
+ nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ NULL, 0, des_access, &acc_granted, "_samr_connect");
+
+ if ( !NT_STATUS_IS_OK(nt_status) )
+ return nt_status;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* associate the user's SID and access granted with the new handle. */
+ if ((info = get_samr_info_by_sid(NULL)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ info->acc_granted = acc_granted;
+ info->status = q_u->access_mask;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ DEBUG(5,("_samr_connect: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_connect4
+ ********************************************************************/
+
+NTSTATUS _samr_connect4(pipes_struct *p, SAMR_Q_CONNECT4 *q_u, SAMR_R_CONNECT4 *r_u)
+{
+ struct samr_info *info = NULL;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->access_mask;
+ NTSTATUS nt_status;
+ size_t sd_size;
+
+
+ DEBUG(5,("_samr_connect4: %d\n", __LINE__));
+
+ /* Access check */
+
+ if (!pipe_access_check(p)) {
+ DEBUG(3, ("access denied to samr_connect4\n"));
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ return r_u->status;
+ }
+
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
+ se_map_generic(&des_access, &sam_generic_mapping);
+
+ nt_status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ NULL, 0, des_access, &acc_granted, "_samr_connect4");
+
+ if ( !NT_STATUS_IS_OK(nt_status) )
+ return nt_status;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* associate the user's SID and access granted with the new handle. */
+ if ((info = get_samr_info_by_sid(NULL)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ info->acc_granted = acc_granted;
+ info->status = q_u->access_mask;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ DEBUG(5,("_samr_connect: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/**********************************************************************
+ api_samr_lookup_domain
+ **********************************************************************/
+
+NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_LOOKUP_DOMAIN *r_u)
+{
+ struct samr_info *info;
+ fstring domain_name;
+ DOM_SID sid;
+
+ r_u->status = NT_STATUS_OK;
+
+ if (!find_policy_by_hnd(p, &q_u->connect_pol, (void**)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ /* win9x user manager likes to use SA_RIGHT_SAM_ENUM_DOMAINS here.
+ Reverted that change so we will work with RAS servers again */
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted,
+ SA_RIGHT_SAM_OPEN_DOMAIN, "_samr_lookup_domain")))
+ {
+ return r_u->status;
+ }
+
+ rpcstr_pull(domain_name, q_u->uni_domain.buffer, sizeof(domain_name), q_u->uni_domain.uni_str_len*2, 0);
+
+ ZERO_STRUCT(sid);
+
+ if (strequal(domain_name, builtin_domain_name())) {
+ sid_copy(&sid, &global_sid_Builtin);
+ } else {
+ if (!secrets_fetch_domain_sid(domain_name, &sid)) {
+ r_u->status = NT_STATUS_NO_SUCH_DOMAIN;
+ }
+ }
+
+ DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name, sid_string_static(&sid)));
+
+ init_samr_r_lookup_domain(r_u, &sid, r_u->status);
+
+ return r_u->status;
+}
+
+/******************************************************************
+makes a SAMR_R_ENUM_DOMAINS structure.
+********************************************************************/
+
+static BOOL make_enum_domains(TALLOC_CTX *ctx, SAM_ENTRY **pp_sam,
+ UNISTR2 **pp_uni_name, uint32 num_sam_entries, fstring doms[])
+{
+ uint32 i;
+ SAM_ENTRY *sam;
+ UNISTR2 *uni_name;
+
+ DEBUG(5, ("make_enum_domains\n"));
+
+ *pp_sam = NULL;
+ *pp_uni_name = NULL;
+
+ if (num_sam_entries == 0)
+ return True;
+
+ sam = TALLOC_ZERO_ARRAY(ctx, SAM_ENTRY, num_sam_entries);
+ uni_name = TALLOC_ZERO_ARRAY(ctx, UNISTR2, num_sam_entries);
+
+ if (sam == NULL || uni_name == NULL)
+ return False;
+
+ for (i = 0; i < num_sam_entries; i++) {
+ init_unistr2(&uni_name[i], doms[i], UNI_FLAGS_NONE);
+ init_sam_entry(&sam[i], &uni_name[i], 0);
+ }
+
+ *pp_sam = sam;
+ *pp_uni_name = uni_name;
+
+ return True;
+}
+
+/**********************************************************************
+ api_samr_enum_domains
+ **********************************************************************/
+
+NTSTATUS _samr_enum_domains(pipes_struct *p, SAMR_Q_ENUM_DOMAINS *q_u, SAMR_R_ENUM_DOMAINS *r_u)
+{
+ struct samr_info *info;
+ uint32 num_entries = 2;
+ fstring dom[2];
+ const char *name;
+
+ r_u->status = NT_STATUS_OK;
+
+ if (!find_policy_by_hnd(p, &q_u->pol, (void**)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SA_RIGHT_SAM_ENUM_DOMAINS, "_samr_enum_domains"))) {
+ return r_u->status;
+ }
+
+ name = get_global_sam_name();
+
+ fstrcpy(dom[0],name);
+ strupper_m(dom[0]);
+ fstrcpy(dom[1],"Builtin");
+
+ if (!make_enum_domains(p->mem_ctx, &r_u->sam, &r_u->uni_dom_name, num_entries, dom))
+ return NT_STATUS_NO_MEMORY;
+
+ init_samr_r_enum_domains(r_u, q_u->start_idx + num_entries, num_entries);
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ api_samr_open_alias
+ ********************************************************************/
+
+NTSTATUS _samr_open_alias(pipes_struct *p, SAMR_Q_OPEN_ALIAS *q_u, SAMR_R_OPEN_ALIAS *r_u)
+{
+ DOM_SID sid;
+ POLICY_HND domain_pol = q_u->dom_pol;
+ uint32 alias_rid = q_u->rid_alias;
+ POLICY_HND *alias_pol = &r_u->pol;
+ struct samr_info *info = NULL;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->access_mask;
+ size_t sd_size;
+ NTSTATUS status;
+ SE_PRIV se_rights;
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the domain policy and get the SID / access bits stored in the domain policy */
+
+ if ( !get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted, NULL) )
+ return NT_STATUS_INVALID_HANDLE;
+
+ status = access_check_samr_function(acc_granted,
+ SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_alias");
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ /* append the alias' RID to it */
+
+ if (!sid_append_rid(&sid, alias_rid))
+ return NT_STATUS_NO_SUCH_USER;
+
+ /*check if access can be granted as requested by client. */
+
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
+ se_map_generic(&des_access,&ali_generic_mapping);
+
+ se_priv_copy( &se_rights, &se_add_users );
+
+
+ status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ &se_rights, GENERIC_RIGHTS_ALIAS_WRITE, des_access,
+ &acc_granted, "_samr_open_alias");
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ /*
+ * we should check if the rid really exist !!!
+ * JFM.
+ */
+
+ /* associate the alias SID with the new handle. */
+ if ((info = get_samr_info_by_sid(&sid)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ info->acc_granted = acc_granted;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ set_user_info_7
+ ********************************************************************/
+static NTSTATUS set_user_info_7(const SAM_USER_INFO_7 *id7, SAM_ACCOUNT *pwd)
+{
+ fstring new_name;
+ SAM_ACCOUNT *check_acct = NULL;
+ NTSTATUS rc;
+ BOOL check_rc;
+
+ if (id7 == NULL) {
+ DEBUG(5, ("set_user_info_7: NULL id7\n"));
+ pdb_free_sam(&pwd);
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ if(!rpcstr_pull(new_name, id7->uni_name.buffer, sizeof(new_name), id7->uni_name.uni_str_len*2, 0)) {
+ DEBUG(5, ("set_user_info_7: failed to get new username\n"));
+ pdb_free_sam(&pwd);
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ /* check to see if the new username already exists. Note: we can't
+ reliably lock all backends, so there is potentially the
+ possibility that a user can be created in between this check and
+ the rename. The rename should fail, but may not get the
+ exact same failure status code. I think this is small enough
+ of a window for this type of operation and the results are
+ simply that the rename fails with a slightly different status
+ code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
+
+ pdb_init_sam(&check_acct);
+ check_rc = pdb_getsampwnam(check_acct, new_name);
+ pdb_free_sam(&check_acct);
+
+ if (check_rc == True) {
+ /* this account exists: say so */
+ return NT_STATUS_USER_EXISTS;
+ }
+
+ rc = pdb_rename_sam_account(pwd, new_name);
+
+ pdb_free_sam(&pwd);
+ return rc;
+}
+
+/*******************************************************************
+ set_user_info_16
+ ********************************************************************/
+
+static BOOL set_user_info_16(const SAM_USER_INFO_16 *id16, SAM_ACCOUNT *pwd)
+{
+ if (id16 == NULL) {
+ DEBUG(5, ("set_user_info_16: NULL id16\n"));
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ /* FIX ME: check if the value is really changed --metze */
+ if (!pdb_set_acct_ctrl(pwd, id16->acb_info, PDB_CHANGED)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+
+ return True;
+}
+
+/*******************************************************************
+ set_user_info_18
+ ********************************************************************/
+
+static BOOL set_user_info_18(SAM_USER_INFO_18 *id18, SAM_ACCOUNT *pwd)
+{
+
+ if (id18 == NULL) {
+ DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ if (!pdb_set_lanman_passwd (pwd, id18->lm_pwd, PDB_CHANGED)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+ if (!pdb_set_nt_passwd (pwd, id18->nt_pwd, PDB_CHANGED)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+ if (!pdb_set_pass_changed_now (pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+ return True;
+}
+
+/*******************************************************************
+ The GROUPSID field in the SAM_ACCOUNT changed. Try to tell unix.
+ ********************************************************************/
+static BOOL set_unix_primary_group(SAM_ACCOUNT *sampass)
+{
+ struct group *grp;
+ gid_t gid;
+
+ if (!NT_STATUS_IS_OK(sid_to_gid(pdb_get_group_sid(sampass),
+ &gid))) {
+ DEBUG(2,("Could not get gid for primary group of "
+ "user %s\n", pdb_get_username(sampass)));
+ return False;
+ }
+
+ grp = getgrgid(gid);
+
+ if (grp == NULL) {
+ DEBUG(2,("Could not find primary group %lu for "
+ "user %s\n", (unsigned long)gid,
+ pdb_get_username(sampass)));
+ return False;
+ }
+
+ if (smb_set_primary_group(grp->gr_name,
+ pdb_get_username(sampass)) != 0) {
+ DEBUG(2,("Could not set primary group for user %s to "
+ "%s\n",
+ pdb_get_username(sampass), grp->gr_name));
+ return False;
+ }
+
+ return True;
+}
+
+
+/*******************************************************************
+ set_user_info_20
+ ********************************************************************/
+
+static BOOL set_user_info_20(SAM_USER_INFO_20 *id20, SAM_ACCOUNT *pwd)
+{
+ if (id20 == NULL) {
+ DEBUG(5, ("set_user_info_20: NULL id20\n"));
+ return False;
+ }
+
+ copy_id20_to_sam_passwd(pwd, id20);
+
+ /* write the change out */
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+
+ return True;
+}
+/*******************************************************************
+ set_user_info_21
+ ********************************************************************/
+
+static BOOL set_user_info_21(SAM_USER_INFO_21 *id21, SAM_ACCOUNT *pwd)
+{
+
+ if (id21 == NULL) {
+ DEBUG(5, ("set_user_info_21: NULL id21\n"));
+ return False;
+ }
+
+ copy_id21_to_sam_passwd(pwd, id21);
+
+ /*
+ * The funny part about the previous two calls is
+ * that pwd still has the password hashes from the
+ * passdb entry. These have not been updated from
+ * id21. I don't know if they need to be set. --jerry
+ */
+
+ if (IS_SAM_CHANGED(pwd, PDB_GROUPSID))
+ set_unix_primary_group(pwd);
+
+ /* write the change out */
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+
+ return True;
+}
+
+/*******************************************************************
+ set_user_info_23
+ ********************************************************************/
+
+static BOOL set_user_info_23(SAM_USER_INFO_23 *id23, SAM_ACCOUNT *pwd)
+{
+ pstring plaintext_buf;
+ uint32 len;
+ uint16 acct_ctrl;
+
+ if (id23 == NULL) {
+ DEBUG(5, ("set_user_info_23: NULL id23\n"));
+ return False;
+ }
+
+ DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
+ pdb_get_username(pwd)));
+
+ acct_ctrl = pdb_get_acct_ctrl(pwd);
+
+ if (!decode_pw_buffer(id23->pass, plaintext_buf, 256, &len, STR_UNICODE)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ copy_id23_to_sam_passwd(pwd, id23);
+
+ /* if it's a trust account, don't update /etc/passwd */
+ if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
+ ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
+ ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
+ DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
+ } else {
+ /* update the UNIX password */
+ if (lp_unix_password_sync() ) {
+ struct passwd *passwd = Get_Pwnam(pdb_get_username(pwd));
+ if (!passwd) {
+ DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
+ }
+
+ if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+ }
+ }
+
+ ZERO_STRUCT(plaintext_buf);
+
+ if (IS_SAM_CHANGED(pwd, PDB_GROUPSID))
+ set_unix_primary_group(pwd);
+
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+
+ return True;
+}
+
+/*******************************************************************
+ set_user_info_pw
+ ********************************************************************/
+
+static BOOL set_user_info_pw(uint8 *pass, SAM_ACCOUNT *pwd)
+{
+ uint32 len;
+ pstring plaintext_buf;
+ uint16 acct_ctrl;
+
+ DEBUG(5, ("Attempting administrator password change for user %s\n",
+ pdb_get_username(pwd)));
+
+ acct_ctrl = pdb_get_acct_ctrl(pwd);
+
+ ZERO_STRUCT(plaintext_buf);
+
+ if (!decode_pw_buffer(pass, plaintext_buf, 256, &len, STR_UNICODE)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ /* if it's a trust account, don't update /etc/passwd */
+ if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
+ ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
+ ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
+ DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
+ } else {
+ /* update the UNIX password */
+ if (lp_unix_password_sync()) {
+ struct passwd *passwd = Get_Pwnam(pdb_get_username(pwd));
+ if (!passwd) {
+ DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
+ }
+
+ if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+ }
+ }
+
+ ZERO_STRUCT(plaintext_buf);
+
+ DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
+
+ /* update the SAMBA password */
+ if(!pdb_update_sam_account(pwd)) {
+ pdb_free_sam(&pwd);
+ return False;
+ }
+
+ pdb_free_sam(&pwd);
+
+ return True;
+}
+
+/*******************************************************************
+ samr_reply_set_userinfo
+ ********************************************************************/
+
+NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u)
+{
+ SAM_ACCOUNT *pwd = NULL;
+ DOM_SID sid;
+ POLICY_HND *pol = &q_u->pol;
+ uint16 switch_value = q_u->switch_value;
+ SAM_USERINFO_CTR *ctr = q_u->ctr;
+ uint32 acc_granted;
+ uint32 acc_required;
+ BOOL ret;
+ BOOL has_enough_rights = False;
+ uint32 acb_info;
+ DISP_INFO *disp_info = NULL;
+
+ DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__));
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ /* observed when joining an XP client to a Samba domain */
+
+ acc_required = SA_RIGHT_USER_SET_PASSWORD | SA_RIGHT_USER_SET_ATTRIBUTES | SA_RIGHT_USER_ACCT_FLAGS_EXPIRY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo"))) {
+ return r_u->status;
+ }
+
+ DEBUG(5, ("_samr_set_userinfo: sid:%s, level:%d\n", sid_string_static(&sid), switch_value));
+
+ if (ctr == NULL) {
+ DEBUG(5, ("_samr_set_userinfo: NULL info level\n"));
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ pdb_init_sam(&pwd);
+
+ become_root();
+ ret = pdb_getsampwsid(pwd, &sid);
+ unbecome_root();
+
+ if ( !ret ) {
+ pdb_free_sam(&pwd);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ /* deal with machine password changes differently from userinfo changes */
+ /* check to see if we have the sufficient rights */
+
+ acb_info = pdb_get_acct_ctrl(pwd);
+ if ( acb_info & ACB_WSTRUST )
+ has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_machine_account);
+ else if ( acb_info & ACB_NORMAL )
+ has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
+ else if ( acb_info & (ACB_SVRTRUST|ACB_DOMTRUST) ) {
+ if ( lp_enable_privileges() )
+ has_enough_rights = nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS );
+ }
+
+ DEBUG(5, ("_samr_set_userinfo: %s does%s possess sufficient rights\n",
+ p->pipe_user_name, has_enough_rights ? "" : " not"));
+
+ /* ================ BEGIN SeMachineAccountPrivilege BLOCK ================ */
+
+ if ( has_enough_rights )
+ become_root();
+
+ /* ok! user info levels (lots: see MSDEV help), off we go... */
+
+ switch (switch_value) {
+ case 18:
+ if (!set_user_info_18(ctr->info.id18, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+
+ case 24:
+ if (!p->session_key.length) {
+ r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
+ }
+ SamOEMhashBlob(ctr->info.id24->pass, 516, &p->session_key);
+
+ dump_data(100, (char *)ctr->info.id24->pass, 516);
+
+ if (!set_user_info_pw(ctr->info.id24->pass, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+
+ case 25:
+#if 0
+ /*
+ * Currently we don't really know how to unmarshall
+ * the level 25 struct, and the password encryption
+ * is different. This is a placeholder for when we
+ * do understand it. In the meantime just return INVALID
+ * info level and W2K SP2 drops down to level 23... JRA.
+ */
+
+ if (!p->session_key.length) {
+ r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
+ }
+ SamOEMhashBlob(ctr->info.id25->pass, 532, &p->session_key);
+
+ dump_data(100, (char *)ctr->info.id25->pass, 532);
+
+ if (!set_user_info_pw(ctr->info.id25->pass, &sid))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+#endif
+ r_u->status = NT_STATUS_INVALID_INFO_CLASS;
+ break;
+
+ case 23:
+ if (!p->session_key.length) {
+ r_u->status = NT_STATUS_NO_USER_SESSION_KEY;
+ }
+ SamOEMhashBlob(ctr->info.id23->pass, 516, &p->session_key);
+
+ dump_data(100, (char *)ctr->info.id23->pass, 516);
+
+ if (!set_user_info_23(ctr->info.id23, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+
+ default:
+ r_u->status = NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+
+ if ( has_enough_rights )
+ unbecome_root();
+
+ /* ================ END SeMachineAccountPrivilege BLOCK ================ */
+
+ if (NT_STATUS_IS_OK(r_u->status)) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ samr_reply_set_userinfo2
+ ********************************************************************/
+
+NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u)
+{
+ SAM_ACCOUNT *pwd = NULL;
+ DOM_SID sid;
+ SAM_USERINFO_CTR *ctr = q_u->ctr;
+ POLICY_HND *pol = &q_u->pol;
+ uint16 switch_value = q_u->switch_value;
+ uint32 acc_granted;
+ uint32 acc_required;
+ BOOL ret;
+ BOOL has_enough_rights = False;
+ uint32 acb_info;
+ DISP_INFO *disp_info = NULL;
+
+ DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__));
+
+ r_u->status = NT_STATUS_OK;
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ /* observed when joining XP client to Samba domain */
+
+ acc_required = SA_RIGHT_USER_SET_PASSWORD | SA_RIGHT_USER_SET_ATTRIBUTES | SA_RIGHT_USER_ACCT_FLAGS_EXPIRY;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo2"))) {
+ return r_u->status;
+ }
+
+ DEBUG(5, ("samr_reply_set_userinfo2: sid:%s\n", sid_string_static(&sid)));
+
+ if (ctr == NULL) {
+ DEBUG(5, ("samr_reply_set_userinfo2: NULL info level\n"));
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ switch_value=ctr->switch_value;
+
+ pdb_init_sam(&pwd);
+
+ become_root();
+ ret = pdb_getsampwsid(pwd, &sid);
+ unbecome_root();
+
+ if ( !ret ) {
+ pdb_free_sam(&pwd);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ acb_info = pdb_get_acct_ctrl(pwd);
+ if ( acb_info & ACB_WSTRUST )
+ has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_machine_account);
+ else if ( acb_info & ACB_NORMAL )
+ has_enough_rights = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
+ else if ( acb_info & (ACB_SVRTRUST|ACB_DOMTRUST) ) {
+ if ( lp_enable_privileges() )
+ has_enough_rights = nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS );
+ }
+
+ DEBUG(5, ("_samr_set_userinfo: %s does%s possess sufficient rights\n",
+ p->pipe_user_name, has_enough_rights ? "" : " not"));
+
+ /* ================ BEGIN SeMachineAccountPrivilege BLOCK ================ */
+
+ if ( has_enough_rights )
+ become_root();
+
+ /* ok! user info levels (lots: see MSDEV help), off we go... */
+
+ switch (switch_value) {
+ case 7:
+ r_u->status = set_user_info_7(ctr->info.id7, pwd);
+ break;
+ case 16:
+ if (!set_user_info_16(ctr->info.id16, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+ case 18:
+ /* Used by AS/U JRA. */
+ if (!set_user_info_18(ctr->info.id18, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+ case 20:
+ if (!set_user_info_20(ctr->info.id20, pwd))
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ break;
+ case 21:
+ if (!set_user_info_21(ctr->info.id21, pwd))
+ return NT_STATUS_ACCESS_DENIED;
+ break;
+ default:
+ r_u->status = NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ if ( has_enough_rights )
+ unbecome_root();
+
+ /* ================ END SeMachineAccountPrivilege BLOCK ================ */
+
+ if (NT_STATUS_IS_OK(r_u->status)) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return r_u->status;
+}
+
+/*********************************************************************
+ _samr_query_aliasmem
+*********************************************************************/
+
+NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u)
+{
+ size_t num_alias_rids;
+ uint32 *alias_rids;
+ struct samr_info *info = NULL;
+ size_t i;
+
+ NTSTATUS ntstatus1;
+ NTSTATUS ntstatus2;
+
+ DOM_SID *members;
+ BOOL res;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ ntstatus1 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_LOOKUP_ALIAS_BY_MEM, "_samr_query_useraliases");
+ ntstatus2 = access_check_samr_function(info->acc_granted, SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_query_useraliases");
+
+ if (!NT_STATUS_IS_OK(ntstatus1) || !NT_STATUS_IS_OK(ntstatus2)) {
+ if (!(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus2)) &&
+ !(NT_STATUS_EQUAL(ntstatus1,NT_STATUS_ACCESS_DENIED) && NT_STATUS_IS_OK(ntstatus1))) {
+ return (NT_STATUS_IS_OK(ntstatus1)) ? ntstatus2 : ntstatus1;
+ }
+ }
+
+ if (!sid_check_is_domain(&info->sid) &&
+ !sid_check_is_builtin(&info->sid))
+ return NT_STATUS_OBJECT_TYPE_MISMATCH;
+
+ members = TALLOC_ARRAY(p->mem_ctx, DOM_SID, q_u->num_sids1);
+
+ if (members == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ for (i=0; i<q_u->num_sids1; i++)
+ sid_copy(&members[i], &q_u->sid[i].sid);
+
+ alias_rids = NULL;
+ num_alias_rids = 0;
+
+ become_root();
+ res = pdb_enum_alias_memberships(p->mem_ctx, &info->sid, members,
+ q_u->num_sids1,
+ &alias_rids, &num_alias_rids);
+ unbecome_root();
+
+ if (!res)
+ return NT_STATUS_UNSUCCESSFUL;
+
+ init_samr_r_query_useraliases(r_u, num_alias_rids, alias_rids,
+ NT_STATUS_OK);
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_query_aliasmem
+*********************************************************************/
+
+NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u)
+{
+ size_t i;
+ size_t num_sids = 0;
+ DOM_SID2 *sid;
+ DOM_SID *sids=NULL;
+
+ DOM_SID alias_sid;
+
+ uint32 acc_granted;
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status =
+ access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_GET_MEMBERS, "_samr_query_aliasmem"))) {
+ return r_u->status;
+ }
+
+ DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
+
+ if (!pdb_enum_aliasmem(&alias_sid, &sids, &num_sids))
+ return NT_STATUS_NO_SUCH_ALIAS;
+
+ sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_sids);
+ if (num_sids!=0 && sid == NULL) {
+ SAFE_FREE(sids);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i = 0; i < num_sids; i++) {
+ init_dom_sid2(&sid[i], &sids[i]);
+ }
+
+ init_samr_r_query_aliasmem(r_u, num_sids, sid, NT_STATUS_OK);
+
+ SAFE_FREE(sids);
+
+ return NT_STATUS_OK;
+}
+
+static void add_uid_to_array_unique(uid_t uid, uid_t **uids, int *num)
+{
+ int i;
+
+ for (i=0; i<*num; i++) {
+ if ((*uids)[i] == uid)
+ return;
+ }
+
+ *uids = SMB_REALLOC_ARRAY(*uids, uid_t, *num+1);
+
+ if (*uids == NULL)
+ return;
+
+ (*uids)[*num] = uid;
+ *num += 1;
+}
+
+
+static BOOL get_memberuids(gid_t gid, uid_t **uids, int *num)
+{
+ struct group *grp;
+ char **gr;
+ struct sys_pwent *userlist, *user;
+
+ *uids = NULL;
+ *num = 0;
+
+ /* We only look at our own sam, so don't care about imported stuff */
+
+ winbind_off();
+
+ if ((grp = getgrgid(gid)) == NULL) {
+ winbind_on();
+ return False;
+ }
+
+ /* Primary group members */
+
+ userlist = getpwent_list();
+
+ for (user = userlist; user != NULL; user = user->next) {
+ if (user->pw_gid != gid)
+ continue;
+ add_uid_to_array_unique(user->pw_uid, uids, num);
+ }
+
+ pwent_free(userlist);
+
+ /* Secondary group members */
+
+ for (gr = grp->gr_mem; (*gr != NULL) && ((*gr)[0] != '\0'); gr += 1) {
+ struct passwd *pw = getpwnam(*gr);
+
+ if (pw == NULL)
+ continue;
+ add_uid_to_array_unique(pw->pw_uid, uids, num);
+ }
+
+ winbind_on();
+
+ return True;
+}
+
+/*********************************************************************
+ _samr_query_groupmem
+*********************************************************************/
+
+NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u)
+{
+ DOM_SID group_sid;
+ fstring group_sid_str;
+ size_t i, num_members;
+
+ uint32 *rid=NULL;
+ uint32 *attr=NULL;
+
+ uint32 acc_granted;
+
+ NTSTATUS result;
+
+ /* find the policy handle. open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_GET_MEMBERS, "_samr_query_groupmem"))) {
+ return r_u->status;
+ }
+
+ sid_to_string(group_sid_str, &group_sid);
+ DEBUG(10, ("sid is %s\n", group_sid_str));
+
+ if (!sid_check_is_in_our_domain(&group_sid)) {
+ DEBUG(3, ("sid %s is not in our domain\n", group_sid_str));
+ return NT_STATUS_NO_SUCH_GROUP;
+ }
+
+ DEBUG(10, ("lookup on Domain SID\n"));
+
+ become_root();
+ result = pdb_enum_group_members(p->mem_ctx, &group_sid,
+ &rid, &num_members);
+ unbecome_root();
+
+ if (!NT_STATUS_IS_OK(result))
+ return result;
+
+ attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
+
+ if ((num_members!=0) && (rid==NULL))
+ return NT_STATUS_NO_MEMORY;
+
+ for (i=0; i<num_members; i++)
+ attr[i] = SID_NAME_USER;
+
+ init_samr_r_query_groupmem(r_u, num_members, rid, attr, NT_STATUS_OK);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_add_aliasmem
+*********************************************************************/
+
+NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u)
+{
+ DOM_SID alias_sid;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ BOOL ret;
+ DISP_INFO *disp_info = NULL;
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_ADD_MEMBER, "_samr_add_aliasmem"))) {
+ return r_u->status;
+ }
+
+ DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ ret = pdb_add_aliasmem(&alias_sid, &q_u->sid.sid);
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if (ret) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return ret ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
+}
+
+/*********************************************************************
+ _samr_del_aliasmem
+*********************************************************************/
+
+NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u)
+{
+ DOM_SID alias_sid;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ BOOL ret;
+ DISP_INFO *disp_info = NULL;
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_REMOVE_MEMBER, "_samr_del_aliasmem"))) {
+ return r_u->status;
+ }
+
+ DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
+ sid_string_static(&alias_sid)));
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ ret = pdb_del_aliasmem(&alias_sid, &q_u->sid.sid);
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if (ret) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return ret ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
+}
+
+/*********************************************************************
+ _samr_add_groupmem
+*********************************************************************/
+
+NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u)
+{
+ DOM_SID group_sid;
+ DOM_SID user_sid;
+ fstring group_sid_str;
+ uid_t uid;
+ struct passwd *pwd;
+ struct group *grp;
+ fstring grp_name;
+ GROUP_MAP map;
+ NTSTATUS ret;
+ SAM_ACCOUNT *sam_user=NULL;
+ BOOL check;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ DISP_INFO *disp_info = NULL;
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_ADD_MEMBER, "_samr_add_groupmem"))) {
+ return r_u->status;
+ }
+
+ sid_to_string(group_sid_str, &group_sid);
+ DEBUG(10, ("sid is %s\n", group_sid_str));
+
+ if (sid_compare(&group_sid, get_global_sam_sid())<=0)
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ DEBUG(10, ("lookup on Domain SID\n"));
+
+ if(!get_domain_group_from_sid(group_sid, &map))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ sid_copy(&user_sid, get_global_sam_sid());
+ sid_append_rid(&user_sid, q_u->rid);
+
+ ret = pdb_init_sam(&sam_user);
+ if (!NT_STATUS_IS_OK(ret))
+ return ret;
+
+ check = pdb_getsampwsid(sam_user, &user_sid);
+
+ if (check != True) {
+ pdb_free_sam(&sam_user);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ /* check a real user exist before we run the script to add a user to a group */
+ if (!NT_STATUS_IS_OK(sid_to_uid(pdb_get_user_sid(sam_user), &uid))) {
+ pdb_free_sam(&sam_user);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ pdb_free_sam(&sam_user);
+
+ if ((pwd=getpwuid_alloc(uid)) == NULL) {
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ if ((grp=getgrgid(map.gid)) == NULL) {
+ passwd_free(&pwd);
+ return NT_STATUS_NO_SUCH_GROUP;
+ }
+
+ /* we need to copy the name otherwise it's overloaded in user_in_unix_group_list */
+ fstrcpy(grp_name, grp->gr_name);
+
+ /* if the user is already in the group */
+ if(user_in_unix_group_list(pwd->pw_name, grp_name)) {
+ passwd_free(&pwd);
+ return NT_STATUS_MEMBER_IN_GROUP;
+ }
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /*
+ * ok, the group exist, the user exist, the user is not in the group,
+ *
+ * we can (finally) add it to the group !
+ */
+
+ smb_add_user_group(grp_name, pwd->pw_name);
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ /* check if the user has been added then ... */
+ if(!user_in_unix_group_list(pwd->pw_name, grp_name)) {
+ passwd_free(&pwd);
+ return NT_STATUS_MEMBER_NOT_IN_GROUP; /* don't know what to reply else */
+ }
+
+ passwd_free(&pwd);
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_del_groupmem
+*********************************************************************/
+
+NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u)
+{
+ DOM_SID group_sid;
+ DOM_SID user_sid;
+ SAM_ACCOUNT *sam_pass=NULL;
+ GROUP_MAP map;
+ fstring grp_name;
+ struct group *grp;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ DISP_INFO *disp_info = NULL;
+
+ /*
+ * delete the group member named q_u->rid
+ * who is a member of the sid associated with the handle
+ * the rid is a user's rid as the group is a domain group.
+ */
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_REMOVE_MEMBER, "_samr_del_groupmem"))) {
+ return r_u->status;
+ }
+
+ if (!sid_check_is_in_our_domain(&group_sid))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ sid_copy(&user_sid, get_global_sam_sid());
+ sid_append_rid(&user_sid, q_u->rid);
+
+ if (!get_domain_group_from_sid(group_sid, &map))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ if ((grp=getgrgid(map.gid)) == NULL)
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ /* we need to copy the name otherwise it's overloaded in user_in_group_list */
+ fstrcpy(grp_name, grp->gr_name);
+
+ /* check if the user exists before trying to remove it from the group */
+ pdb_init_sam(&sam_pass);
+ if (!pdb_getsampwsid(sam_pass, &user_sid)) {
+ DEBUG(5,("User %s doesn't exist.\n", pdb_get_username(sam_pass)));
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ /* if the user is not in the group */
+ if (!user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_MEMBER_NOT_IN_GROUP;
+ }
+
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ smb_delete_user_group(grp_name, pdb_get_username(sam_pass));
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ /* check if the user has been removed then ... */
+ if (user_in_unix_group_list(pdb_get_username(sam_pass), grp_name)) {
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_ACCESS_DENIED; /* don't know what to reply else */
+ }
+
+ pdb_free_sam(&sam_pass);
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+
+}
+
+/****************************************************************************
+ Delete a UNIX user on demand.
+****************************************************************************/
+
+static int smb_delete_user(const char *unix_user)
+{
+ pstring del_script;
+ int ret;
+
+ pstrcpy(del_script, lp_deluser_script());
+ if (! *del_script)
+ return -1;
+ all_string_sub(del_script, "%u", unix_user, sizeof(del_script));
+ ret = smbrun(del_script,NULL);
+ flush_pwnam_cache();
+ DEBUG(ret ? 0 : 3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
+
+ return ret;
+}
+
+/*********************************************************************
+ _samr_delete_dom_user
+*********************************************************************/
+
+NTSTATUS _samr_delete_dom_user(pipes_struct *p, SAMR_Q_DELETE_DOM_USER *q_u, SAMR_R_DELETE_DOM_USER *r_u )
+{
+ DOM_SID user_sid;
+ SAM_ACCOUNT *sam_pass=NULL;
+ uint32 acc_granted;
+ BOOL can_add_accounts;
+ BOOL ret;
+ DISP_INFO *disp_info = NULL;
+
+ DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__));
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_user"))) {
+ return r_u->status;
+ }
+
+ if (!sid_check_is_in_our_domain(&user_sid))
+ return NT_STATUS_CANNOT_DELETE;
+
+ /* check if the user exists before trying to delete */
+ pdb_init_sam(&sam_pass);
+ if(!pdb_getsampwsid(sam_pass, &user_sid)) {
+ DEBUG(5,("_samr_delete_dom_user:User %s doesn't exist.\n",
+ sid_string_static(&user_sid)));
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /* First delete the samba side....
+ code is order to prevent unnecessary returns out of the admin
+ block of code */
+
+ if ( (ret = pdb_delete_sam_account(sam_pass)) == True ) {
+ /*
+ * Now delete the unix side ....
+ * note: we don't check if the delete really happened
+ * as the script is not necessary present
+ * and maybe the sysadmin doesn't want to delete the unix side
+ */
+ smb_delete_user( pdb_get_username(sam_pass) );
+ }
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if ( !ret ) {
+ DEBUG(5,("_samr_delete_dom_user:Failed to delete entry for user %s.\n", pdb_get_username(sam_pass)));
+ pdb_free_sam(&sam_pass);
+ return NT_STATUS_CANNOT_DELETE;
+ }
+
+
+ pdb_free_sam(&sam_pass);
+
+ if (!close_policy_hnd(p, &q_u->user_pol))
+ return NT_STATUS_OBJECT_NAME_INVALID;
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_delete_dom_group
+*********************************************************************/
+
+NTSTATUS _samr_delete_dom_group(pipes_struct *p, SAMR_Q_DELETE_DOM_GROUP *q_u, SAMR_R_DELETE_DOM_GROUP *r_u)
+{
+ DOM_SID group_sid;
+ DOM_SID dom_sid;
+ uint32 group_rid;
+ fstring group_sid_str;
+ gid_t gid;
+ struct group *grp;
+ GROUP_MAP map;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ BOOL ret;
+ DISP_INFO *disp_info = NULL;
+
+ DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__));
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_group"))) {
+ return r_u->status;
+ }
+
+ sid_copy(&dom_sid, &group_sid);
+ sid_to_string(group_sid_str, &dom_sid);
+ sid_split_rid(&dom_sid, &group_rid);
+
+ DEBUG(10, ("sid is %s\n", group_sid_str));
+
+ /* we check if it's our SID before deleting */
+ if (!sid_equal(&dom_sid, get_global_sam_sid()))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ DEBUG(10, ("lookup on Domain SID\n"));
+
+ if(!get_domain_group_from_sid(group_sid, &map))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ gid=map.gid;
+
+ /* check if group really exists */
+ if ( (grp=getgrgid(gid)) == NULL)
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /* delete mapping first */
+
+ if ( (ret = pdb_delete_group_mapping_entry(group_sid)) == True ) {
+ smb_delete_group( grp->gr_name );
+ }
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if ( !ret ) {
+ DEBUG(5,("_samr_delete_dom_group: Failed to delete mapping entry for group %s.\n",
+ group_sid_str));
+ return NT_STATUS_ACCESS_DENIED;
+ }
+
+ /* don't check that the unix group has been deleted. Work like
+ _samr_delet_dom_user() */
+
+ if (!close_policy_hnd(p, &q_u->group_pol))
+ return NT_STATUS_OBJECT_NAME_INVALID;
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_delete_dom_alias
+*********************************************************************/
+
+NTSTATUS _samr_delete_dom_alias(pipes_struct *p, SAMR_Q_DELETE_DOM_ALIAS *q_u, SAMR_R_DELETE_DOM_ALIAS *r_u)
+{
+ DOM_SID alias_sid;
+ uint32 acc_granted;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ BOOL ret;
+ DISP_INFO *disp_info = NULL;
+
+ DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__));
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS, "_samr_delete_dom_alias"))) {
+ return r_u->status;
+ }
+
+ DEBUG(10, ("sid is %s\n", sid_string_static(&alias_sid)));
+
+ if (!sid_check_is_in_our_domain(&alias_sid))
+ return NT_STATUS_NO_SUCH_ALIAS;
+
+ DEBUG(10, ("lookup on Local SID\n"));
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /* Have passdb delete the alias */
+ ret = pdb_delete_alias(&alias_sid);
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if ( !ret )
+ return NT_STATUS_ACCESS_DENIED;
+
+ if (!close_policy_hnd(p, &q_u->alias_pol))
+ return NT_STATUS_OBJECT_NAME_INVALID;
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_create_dom_group
+*********************************************************************/
+
+NTSTATUS _samr_create_dom_group(pipes_struct *p, SAMR_Q_CREATE_DOM_GROUP *q_u, SAMR_R_CREATE_DOM_GROUP *r_u)
+{
+ DOM_SID dom_sid;
+ DOM_SID info_sid;
+ fstring name;
+ fstring sid_string;
+ struct group *grp;
+ struct samr_info *info;
+ uint32 acc_granted;
+ gid_t gid;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ NTSTATUS result;
+ DISP_INFO *disp_info = NULL;
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_GROUP, "_samr_create_dom_group"))) {
+ return r_u->status;
+ }
+
+ if (!sid_equal(&dom_sid, get_global_sam_sid()))
+ return NT_STATUS_ACCESS_DENIED;
+
+ unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
+
+ /* check if group already exist */
+ if ((grp=getgrnam(name)) != NULL)
+ return NT_STATUS_GROUP_EXISTS;
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /* check that we successfully create the UNIX group */
+
+ result = NT_STATUS_ACCESS_DENIED;
+ if ( (smb_create_group(name, &gid) == 0) && ((grp=getgrgid(gid)) != NULL) ) {
+
+ /* so far, so good */
+
+ result = NT_STATUS_OK;
+
+ r_u->rid = pdb_gid_to_group_rid( grp->gr_gid );
+
+ /* add the group to the mapping table */
+
+ sid_copy( &info_sid, get_global_sam_sid() );
+ sid_append_rid( &info_sid, r_u->rid );
+ sid_to_string( sid_string, &info_sid );
+
+ /* reset the error code if we fail to add the mapping entry */
+
+ if ( !add_initial_entry(grp->gr_gid, sid_string, SID_NAME_DOM_GRP, name, NULL) )
+ result = NT_STATUS_ACCESS_DENIED;
+ }
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ /* check if we should bail out here */
+
+ if ( !NT_STATUS_IS_OK(result) )
+ return result;
+
+ if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+
+ /* they created it; let the user do what he wants with it */
+
+ info->acc_granted = GENERIC_RIGHTS_GROUP_ALL_ACCESS;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_create_dom_alias
+*********************************************************************/
+
+NTSTATUS _samr_create_dom_alias(pipes_struct *p, SAMR_Q_CREATE_DOM_ALIAS *q_u, SAMR_R_CREATE_DOM_ALIAS *r_u)
+{
+ DOM_SID dom_sid;
+ DOM_SID info_sid;
+ fstring name;
+ struct samr_info *info;
+ uint32 acc_granted;
+ gid_t gid;
+ NTSTATUS result;
+ SE_PRIV se_rights;
+ BOOL can_add_accounts;
+ DISP_INFO *disp_info = NULL;
+
+ /* Find the policy handle. Open a policy on it. */
+ if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_DOMAIN_CREATE_ALIAS, "_samr_create_alias"))) {
+ return r_u->status;
+ }
+
+ if (!sid_equal(&dom_sid, get_global_sam_sid()))
+ return NT_STATUS_ACCESS_DENIED;
+
+ unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
+
+ se_priv_copy( &se_rights, &se_add_users );
+ can_add_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_rights );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_add_accounts )
+ become_root();
+
+ /* Have passdb create the alias */
+ result = pdb_create_alias(name, &r_u->rid);
+
+ if ( can_add_accounts )
+ unbecome_root();
+
+ /******** END SeAddUsers BLOCK *********/
+
+ if (!NT_STATUS_IS_OK(result))
+ return result;
+
+ sid_copy(&info_sid, get_global_sam_sid());
+ sid_append_rid(&info_sid, r_u->rid);
+
+ if (!NT_STATUS_IS_OK(sid_to_gid(&info_sid, &gid)))
+ return NT_STATUS_ACCESS_DENIED;
+
+ /* check if the group has been successfully created */
+ if ( getgrgid(gid) == NULL )
+ return NT_STATUS_ACCESS_DENIED;
+
+ if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ /* they created it; let the user do what he wants with it */
+
+ info->acc_granted = GENERIC_RIGHTS_ALIAS_ALL_ACCESS;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ force_flush_samr_cache(disp_info);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_query_groupinfo
+
+sends the name/comment pair of a domain group
+level 1 send also the number of users of that group
+*********************************************************************/
+
+NTSTATUS _samr_query_groupinfo(pipes_struct *p, SAMR_Q_QUERY_GROUPINFO *q_u, SAMR_R_QUERY_GROUPINFO *r_u)
+{
+ DOM_SID group_sid;
+ GROUP_MAP map;
+ DOM_SID *sids=NULL;
+ uid_t *uids;
+ int num=0;
+ GROUP_INFO_CTR *ctr;
+ uint32 acc_granted;
+ BOOL ret;
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_LOOKUP_INFO, "_samr_query_groupinfo"))) {
+ return r_u->status;
+ }
+
+ become_root();
+ ret = get_domain_group_from_sid(group_sid, &map);
+ unbecome_root();
+ if (!ret)
+ return NT_STATUS_INVALID_HANDLE;
+
+ ctr=TALLOC_ZERO_P(p->mem_ctx, GROUP_INFO_CTR);
+ if (ctr==NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ switch (q_u->switch_level) {
+ case 1:
+ ctr->switch_value1 = 1;
+ if(!get_memberuids(map.gid, &uids, &num))
+ return NT_STATUS_NO_SUCH_GROUP;
+ SAFE_FREE(uids);
+ init_samr_group_info1(&ctr->group.info1, map.nt_name, map.comment, num);
+ SAFE_FREE(sids);
+ break;
+ case 3:
+ ctr->switch_value1 = 3;
+ init_samr_group_info3(&ctr->group.info3);
+ break;
+ case 4:
+ ctr->switch_value1 = 4;
+ init_samr_group_info4(&ctr->group.info4, map.comment);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK);
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_set_groupinfo
+
+ update a domain group's comment.
+*********************************************************************/
+
+NTSTATUS _samr_set_groupinfo(pipes_struct *p, SAMR_Q_SET_GROUPINFO *q_u, SAMR_R_SET_GROUPINFO *r_u)
+{
+ DOM_SID group_sid;
+ GROUP_MAP map;
+ GROUP_INFO_CTR *ctr;
+ uint32 acc_granted;
+ BOOL ret;
+ BOOL can_mod_accounts;
+ DISP_INFO *disp_info = NULL;
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_GROUP_SET_INFO, "_samr_set_groupinfo"))) {
+ return r_u->status;
+ }
+
+ if (!get_domain_group_from_sid(group_sid, &map))
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ ctr=q_u->ctr;
+
+ switch (ctr->switch_value1) {
+ case 1:
+ unistr2_to_ascii(map.comment, &(ctr->group.info1.uni_acct_desc), sizeof(map.comment)-1);
+ break;
+ case 4:
+ unistr2_to_ascii(map.comment, &(ctr->group.info4.uni_acct_desc), sizeof(map.comment)-1);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ can_mod_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_mod_accounts )
+ become_root();
+
+ ret = pdb_update_group_mapping_entry(&map);
+
+ if ( can_mod_accounts )
+ unbecome_root();
+
+ /******** End SeAddUsers BLOCK *********/
+
+ if (ret) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return ret ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
+}
+
+/*********************************************************************
+ _samr_set_aliasinfo
+
+ update an alias's comment.
+*********************************************************************/
+
+NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u)
+{
+ DOM_SID group_sid;
+ struct acct_info info;
+ ALIAS_INFO_CTR *ctr;
+ uint32 acc_granted;
+ BOOL ret;
+ BOOL can_mod_accounts;
+ DISP_INFO *disp_info = NULL;
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid, &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, SA_RIGHT_ALIAS_SET_INFO, "_samr_set_aliasinfo"))) {
+ return r_u->status;
+ }
+
+ ctr=&q_u->ctr;
+
+ switch (ctr->level) {
+ case 3:
+ if ( ctr->alias.info3.description.string ) {
+ unistr2_to_ascii( info.acct_desc,
+ ctr->alias.info3.description.string,
+ sizeof(info.acct_desc)-1 );
+ }
+ else
+ fstrcpy( info.acct_desc, "" );
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ can_mod_accounts = user_has_privileges( p->pipe_user.nt_user_token, &se_add_users );
+
+ /******** BEGIN SeAddUsers BLOCK *********/
+
+ if ( can_mod_accounts )
+ become_root();
+
+ ret = pdb_set_aliasinfo( &group_sid, &info );
+
+ if ( can_mod_accounts )
+ unbecome_root();
+
+ /******** End SeAddUsers BLOCK *********/
+
+ if (ret) {
+ force_flush_samr_cache(disp_info);
+ }
+
+ return ret ? NT_STATUS_OK : NT_STATUS_ACCESS_DENIED;
+}
+
+/*********************************************************************
+ _samr_get_dom_pwinfo
+*********************************************************************/
+
+NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u)
+{
+ /* Perform access check. Since this rpc does not require a
+ policy handle it will not be caught by the access checks on
+ SAMR_CONNECT or SAMR_CONNECT_ANON. */
+
+ if (!pipe_access_check(p)) {
+ DEBUG(3, ("access denied to samr_get_dom_pwinfo\n"));
+ r_u->status = NT_STATUS_ACCESS_DENIED;
+ return r_u->status;
+ }
+
+ /* Actually, returning zeros here works quite well :-). */
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_open_group
+*********************************************************************/
+
+NTSTATUS _samr_open_group(pipes_struct *p, SAMR_Q_OPEN_GROUP *q_u, SAMR_R_OPEN_GROUP *r_u)
+{
+ DOM_SID sid;
+ DOM_SID info_sid;
+ GROUP_MAP map;
+ struct samr_info *info;
+ SEC_DESC *psd = NULL;
+ uint32 acc_granted;
+ uint32 des_access = q_u->access_mask;
+ size_t sd_size;
+ NTSTATUS status;
+ fstring sid_string;
+ BOOL ret;
+ SE_PRIV se_rights;
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid, &acc_granted, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ status = access_check_samr_function(acc_granted,
+ SA_RIGHT_DOMAIN_OPEN_ACCOUNT, "_samr_open_group");
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ /*check if access can be granted as requested by client. */
+ make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
+ se_map_generic(&des_access,&grp_generic_mapping);
+
+ se_priv_copy( &se_rights, &se_add_users );
+
+ status = access_check_samr_object(psd, p->pipe_user.nt_user_token,
+ &se_rights, GENERIC_RIGHTS_GROUP_WRITE, des_access,
+ &acc_granted, "_samr_open_group");
+
+ if ( !NT_STATUS_IS_OK(status) )
+ return status;
+
+ /* this should not be hard-coded like this */
+
+ if (!sid_equal(&sid, get_global_sam_sid()))
+ return NT_STATUS_ACCESS_DENIED;
+
+ sid_copy(&info_sid, get_global_sam_sid());
+ sid_append_rid(&info_sid, q_u->rid_group);
+ sid_to_string(sid_string, &info_sid);
+
+ if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ info->acc_granted = acc_granted;
+
+ DEBUG(10, ("_samr_open_group:Opening SID: %s\n", sid_string));
+
+ /* check if that group really exists */
+ become_root();
+ ret = get_domain_group_from_sid(info->sid, &map);
+ unbecome_root();
+ if (!ret)
+ return NT_STATUS_NO_SUCH_GROUP;
+
+ /* get a (unique) handle. open a policy on it. */
+ if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+
+ return NT_STATUS_OK;
+}
+
+/*********************************************************************
+ _samr_remove_sid_foreign_domain
+*********************************************************************/
+
+NTSTATUS _samr_remove_sid_foreign_domain(pipes_struct *p,
+ SAMR_Q_REMOVE_SID_FOREIGN_DOMAIN *q_u,
+ SAMR_R_REMOVE_SID_FOREIGN_DOMAIN *r_u)
+{
+ DOM_SID delete_sid, domain_sid;
+ uint32 acc_granted;
+ NTSTATUS result;
+ DISP_INFO *disp_info = NULL;
+
+ sid_copy( &delete_sid, &q_u->sid.sid );
+
+ DEBUG(5,("_samr_remove_sid_foreign_domain: removing SID [%s]\n",
+ sid_string_static(&delete_sid)));
+
+ /* Find the policy handle. Open a policy on it. */
+
+ if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &domain_sid,
+ &acc_granted, &disp_info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ result = access_check_samr_function(acc_granted, STD_RIGHT_DELETE_ACCESS,
+ "_samr_remove_sid_foreign_domain");
+
+ if (!NT_STATUS_IS_OK(result))
+ return result;
+
+ DEBUG(8, ("_samr_remove_sid_foreign_domain:sid is %s\n",
+ sid_string_static(&domain_sid)));
+
+ /* we can only delete a user from a group since we don't have
+ nested groups anyways. So in the latter case, just say OK */
+
+ /* TODO: The above comment nowadays is bogus. Since we have nested
+ * groups now, and aliases members are never reported out of the unix
+ * group membership, the "just say OK" makes this call a no-op. For
+ * us. This needs fixing however. */
+
+ /* I've only ever seen this in the wild when deleting a user from
+ * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
+ * is the user about to be deleted. I very much suspect this is the
+ * only application of this call. To verify this, let people report
+ * other cases. */
+
+ if (!sid_check_is_builtin(&domain_sid)) {
+ DEBUG(1,("_samr_remove_sid_foreign_domain: domain_sid = %s, "
+ "global_sam_sid() = %s\n",
+ sid_string_static(&domain_sid),
+ sid_string_static(get_global_sam_sid())));
+ DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
+ return NT_STATUS_OK;
+ }
+
+ force_flush_samr_cache(disp_info);
+
+ result = NT_STATUS_OK;
+
+ return result;
+}
+
+/*******************************************************************
+ _samr_query_domain_info2
+ ********************************************************************/
+
+NTSTATUS _samr_query_domain_info2(pipes_struct *p,
+ SAMR_Q_QUERY_DOMAIN_INFO2 *q_u,
+ SAMR_R_QUERY_DOMAIN_INFO2 *r_u)
+{
+ struct samr_info *info = NULL;
+ SAM_UNK_CTR *ctr;
+ uint32 min_pass_len,pass_hist,flag;
+ time_t u_expire, u_min_age;
+ NTTIME nt_expire, nt_min_age;
+
+ time_t u_lock_duration, u_reset_time;
+ NTTIME nt_lock_duration, nt_reset_time;
+ uint32 lockout;
+
+ time_t u_logout;
+ NTTIME nt_logout;
+
+ uint32 num_users=0, num_groups=0, num_aliases=0;
+
+ uint32 account_policy_temp;
+
+ time_t seq_num;
+ uint32 server_role;
+
+ if ((ctr = TALLOC_ZERO_P(p->mem_ctx, SAM_UNK_CTR)) == NULL)
+ return NT_STATUS_NO_MEMORY;
+
+ ZERO_STRUCTP(ctr);
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_query_domain_info2: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)(void *)&info))
+ return NT_STATUS_INVALID_HANDLE;
+
+ switch (q_u->switch_value) {
+ case 0x01:
+ pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &account_policy_temp);
+ min_pass_len = account_policy_temp;
+
+ pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
+ pass_hist = account_policy_temp;
+
+ pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
+ flag = account_policy_temp;
+
+ pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
+ u_expire = account_policy_temp;
+
+ pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
+ u_min_age = account_policy_temp;
+
+ unix_to_nt_time_abs(&nt_expire, u_expire);
+ unix_to_nt_time_abs(&nt_min_age, u_min_age);
+
+ init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
+ flag, nt_expire, nt_min_age);
+ break;
+ case 0x02:
+ become_root();
+ num_users = count_sam_users(info->disp_info, ACB_NORMAL);
+ num_groups = count_sam_groups(info->disp_info);
+ num_aliases = count_sam_aliases(info->disp_info);
+ unbecome_root();
+
+ pdb_get_account_policy(AP_TIME_TO_LOGOUT, &account_policy_temp);
+ u_logout = account_policy_temp;
+
+ unix_to_nt_time_abs(&nt_logout, u_logout);
+
+ if (!pdb_get_seq_num(&seq_num))
+ seq_num = time(NULL);
+
+ server_role = ROLE_DOMAIN_PDC;
+ if (lp_server_role() == ROLE_DOMAIN_BDC)
+ server_role = ROLE_DOMAIN_BDC;
+
+ init_unk_info2(&ctr->info.inf2, lp_serverstring(), lp_workgroup(), global_myname(), seq_num,
+ num_users, num_groups, num_aliases, nt_logout, server_role);
+ break;
+ case 0x03:
+ pdb_get_account_policy(AP_TIME_TO_LOGOUT, &account_policy_temp);
+ u_logout = account_policy_temp;
+
+ unix_to_nt_time_abs(&nt_logout, u_logout);
+
+ init_unk_info3(&ctr->info.inf3, nt_logout);
+ break;
+ case 0x05:
+ init_unk_info5(&ctr->info.inf5, global_myname());
+ break;
+ case 0x06:
+ init_unk_info6(&ctr->info.inf6);
+ break;
+ case 0x07:
+ server_role = ROLE_DOMAIN_PDC;
+ if (lp_server_role() == ROLE_DOMAIN_BDC)
+ server_role = ROLE_DOMAIN_BDC;
+
+ init_unk_info7(&ctr->info.inf7, server_role);
+ break;
+ case 0x08:
+ if (!pdb_get_seq_num(&seq_num))
+ seq_num = time(NULL);
+
+ init_unk_info8(&ctr->info.inf8, (uint32) seq_num);
+ break;
+ case 0x0c:
+ pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
+ u_lock_duration = account_policy_temp;
+ if (u_lock_duration != -1)
+ u_lock_duration *= 60;
+
+ pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
+ u_reset_time = account_policy_temp * 60;
+
+ pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
+ lockout = account_policy_temp;
+
+ unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
+ unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
+
+ init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ init_samr_r_samr_query_domain_info2(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
+
+ DEBUG(5,("_samr_query_domain_info2: %d\n", __LINE__));
+
+ return r_u->status;
+}
+
+/*******************************************************************
+ _samr_
+ ********************************************************************/
+
+NTSTATUS _samr_set_dom_info(pipes_struct *p, SAMR_Q_SET_DOMAIN_INFO *q_u, SAMR_R_SET_DOMAIN_INFO *r_u)
+{
+ time_t u_expire, u_min_age;
+ time_t u_logout;
+ time_t u_lock_duration, u_reset_time;
+
+ r_u->status = NT_STATUS_OK;
+
+ DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
+
+ /* find the policy handle. open a policy on it. */
+ if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL))
+ return NT_STATUS_INVALID_HANDLE;
+
+ DEBUG(5,("_samr_set_dom_info: switch_value: %d\n", q_u->switch_value));
+
+ switch (q_u->switch_value) {
+ case 0x01:
+ u_expire=nt_time_to_unix_abs(&q_u->ctr->info.inf1.expire);
+ u_min_age=nt_time_to_unix_abs(&q_u->ctr->info.inf1.min_passwordage);
+
+ pdb_set_account_policy(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password);
+ pdb_set_account_policy(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history);
+ pdb_set_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.password_properties);
+ pdb_set_account_policy(AP_MAX_PASSWORD_AGE, (int)u_expire);
+ pdb_set_account_policy(AP_MIN_PASSWORD_AGE, (int)u_min_age);
+ break;
+ case 0x02:
+ break;
+ case 0x03:
+ u_logout=nt_time_to_unix_abs(&q_u->ctr->info.inf3.logout);
+ pdb_set_account_policy(AP_TIME_TO_LOGOUT, (int)u_logout);
+ break;
+ case 0x05:
+ break;
+ case 0x06:
+ break;
+ case 0x07:
+ break;
+ case 0x0c:
+ u_lock_duration=nt_time_to_unix_abs(&q_u->ctr->info.inf12.duration);
+ if (u_lock_duration != -1)
+ u_lock_duration /= 60;
+
+ u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count)/60;
+
+ pdb_set_account_policy(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
+ pdb_set_account_policy(AP_RESET_COUNT_TIME, (int)u_reset_time);
+ pdb_set_account_policy(AP_BAD_ATTEMPT_LOCKOUT, (uint32)q_u->ctr->info.inf12.bad_attempt_lockout);
+ break;
+ default:
+ return NT_STATUS_INVALID_INFO_CLASS;
+ }
+
+ init_samr_r_set_domain_info(r_u, NT_STATUS_OK);
+
+ DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
+
+ return r_u->status;
+}