s3-passdb Make pdb_element_is_changed available to all passdb modules
[idra/samba.git] / source3 / passdb / pdb_ldap.c
index acebd978d0ce3843b3434b6cdbca28ae191676a1..74dcceca4ee481daab38e863347c25e424d97481 100644 (file)
 */
 
 #include "includes.h"
+#include "passdb.h"
 #include "../libcli/auth/libcli_auth.h"
+#include "secrets.h"
+#include "idmap_cache.h"
+#include "../libcli/security/security.h"
+#include "../lib/util/util_pw.h"
+#include "lib/winbind_util.h"
 
 #undef DBGC_CLASS
 #define DBGC_CLASS DBGC_PASSDB
 #include <lber.h>
 #include <ldap.h>
 
-/*
- * Work around versions of the LDAP client libs that don't have the OIDs
- * defined, or have them defined under the old name.  
- * This functionality is really a factor of the server, not the client 
- *
- */
-
-#if defined(LDAP_EXOP_X_MODIFY_PASSWD) && !defined(LDAP_EXOP_MODIFY_PASSWD)
-#define LDAP_EXOP_MODIFY_PASSWD LDAP_EXOP_X_MODIFY_PASSWD
-#elif !defined(LDAP_EXOP_MODIFY_PASSWD)
-#define LDAP_EXOP_MODIFY_PASSWD "1.3.6.1.4.1.4203.1.11.1"
-#endif
-
-#if defined(LDAP_EXOP_X_MODIFY_PASSWD_ID) && !defined(LDAP_EXOP_MODIFY_PASSWD_ID)
-#define LDAP_TAG_EXOP_MODIFY_PASSWD_ID LDAP_EXOP_X_MODIFY_PASSWD_ID
-#elif !defined(LDAP_EXOP_MODIFY_PASSWD_ID)
-#define LDAP_TAG_EXOP_MODIFY_PASSWD_ID        ((ber_tag_t) 0x80U)
-#endif
-
-#if defined(LDAP_EXOP_X_MODIFY_PASSWD_NEW) && !defined(LDAP_EXOP_MODIFY_PASSWD_NEW)
-#define LDAP_TAG_EXOP_MODIFY_PASSWD_NEW LDAP_EXOP_X_MODIFY_PASSWD_NEW
-#elif !defined(LDAP_EXOP_MODIFY_PASSWD_NEW)
-#define LDAP_TAG_EXOP_MODIFY_PASSWD_NEW       ((ber_tag_t) 0x82U)
-#endif
-
 
 #include "smbldap.h"
 
@@ -84,7 +65,7 @@
  Simple helper function to make stuff better readable
  **********************************************************************/
 
-static LDAP *priv2ld(struct ldapsam_privates *priv)
+LDAP *priv2ld(struct ldapsam_privates *priv)
 {
        return priv->smbldap_state->ldap_struct;
 }
@@ -227,7 +208,7 @@ static NTSTATUS ldapsam_get_seq_num(struct pdb_methods *my_methods, time_t *seq_
        if (mem_ctx == NULL)
                return NT_STATUS_NO_MEMORY;
 
-       if ((attrs = TALLOC_ARRAY(mem_ctx, const char *, 2)) == NULL) {
+       if ((attrs = talloc_array(mem_ctx, const char *, 2)) == NULL) {
                ntstatus = NT_STATUS_NO_MEMORY;
                goto done;
        }
@@ -376,7 +357,7 @@ int ldapsam_search_suffix_by_name(struct ldapsam_privates *ldap_state,
 ******************************************************************/
 
 static int ldapsam_search_suffix_by_rid (struct ldapsam_privates *ldap_state,
-                                        uint32 rid, LDAPMessage ** result,
+                                        uint32_t rid, LDAPMessage ** result,
                                         const char **attr)
 {
        char *filter = NULL;
@@ -399,7 +380,7 @@ static int ldapsam_search_suffix_by_rid (struct ldapsam_privates *ldap_state,
 ******************************************************************/
 
 static int ldapsam_search_suffix_by_sid (struct ldapsam_privates *ldap_state,
-                                const DOM_SID *sid, LDAPMessage ** result,
+                                const struct dom_sid *sid, LDAPMessage ** result,
                                 const char **attr)
 {
        char *filter = NULL;
@@ -529,19 +510,19 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                        *acct_desc = NULL,
                        *workstations = NULL,
                        *munged_dial = NULL;
-       uint32          user_rid;
+       uint32_t                user_rid;
        uint8           smblmpwd[LM_HASH_LEN],
                        smbntpwd[NT_HASH_LEN];
        bool            use_samba_attrs = True;
-       uint32          acct_ctrl = 0;
-       uint16          logon_divs;
-       uint16          bad_password_count = 0,
+       uint32_t                acct_ctrl = 0;
+       uint16_t                logon_divs;
+       uint16_t                bad_password_count = 0,
                        logon_count = 0;
-       uint32 hours_len;
+       uint32_t hours_len;
        uint8           hours[MAX_HOURS_LEN];
        char *temp = NULL;
-       LOGIN_CACHE     *cache_entry = NULL;
-       uint32          pwHistLen;
+       struct login_cache cache_entry;
+       uint32_t                pwHistLen;
        bool expand_explicit = lp_passdb_expand_explicit();
        bool ret = false;
        TALLOC_CTX *ctx = talloc_init("init_sam_from_ldap");
@@ -604,7 +585,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                                get_userattr_key2string(ldap_state->schema_ver,
                                        LDAP_ATTR_USER_RID),
                                ctx))!=NULL) {
-                       user_rid = (uint32)atol(temp);
+                       user_rid = (uint32_t)atol(temp);
                        pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
                }
        }
@@ -906,7 +887,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
        if (pwHistLen > 0){
                uint8 *pwhist = NULL;
                int i;
-               char *history_string = TALLOC_ARRAY(ctx, char,
+               char *history_string = talloc_array(ctx, char,
                                                MAX_PW_HISTORY_LEN*64);
 
                if (!history_string) {
@@ -915,7 +896,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
 
                pwHistLen = MIN(pwHistLen, MAX_PW_HISTORY_LEN);
 
-               pwhist = TALLOC_ARRAY(ctx, uint8,
+               pwhist = talloc_array(ctx, uint8,
                                      pwHistLen * PW_HISTORY_ENTRY_LEN);
                if (pwhist == NULL) {
                        DEBUG(0, ("init_sam_from_ldap: talloc failed!\n"));
@@ -985,7 +966,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                                LDAP_ATTR_BAD_PASSWORD_COUNT),
                        ctx);
        if (temp) {
-               bad_password_count = (uint32) atol(temp);
+               bad_password_count = (uint32_t) atol(temp);
                pdb_set_bad_password_count(sampass,
                                bad_password_count, PDB_SET);
        }
@@ -1009,7 +990,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                                LDAP_ATTR_LOGON_COUNT),
                        ctx);
        if (temp) {
-               logon_count = (uint32) atol(temp);
+               logon_count = (uint32_t) atol(temp);
                pdb_set_logon_count(sampass, logon_count, PDB_SET);
        }
 
@@ -1024,7 +1005,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
        if (temp) {
                pdb_gethexhours(temp, hours);
                memset((char *)temp, '\0', strlen(temp) +1);
-               pdb_set_hours(sampass, hours, PDB_SET);
+               pdb_set_hours(sampass, hours, hours_len, PDB_SET);
                ZERO_STRUCT(hours);
        }
 
@@ -1032,8 +1013,8 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                struct passwd unix_pw;
                bool have_uid = false;
                bool have_gid = false;
-               DOM_SID mapped_gsid;
-               const DOM_SID *primary_gsid;
+               struct dom_sid mapped_gsid;
+               const struct dom_sid *primary_gsid;
 
                ZERO_STRUCT(unix_pw);
 
@@ -1104,10 +1085,10 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
 
                gid_to_sid(&mapped_gsid, sampass->unix_pw->pw_gid);
                primary_gsid = pdb_get_group_sid(sampass);
-               if (primary_gsid && sid_equal(primary_gsid, &mapped_gsid)) {
+               if (primary_gsid && dom_sid_equal(primary_gsid, &mapped_gsid)) {
                        store_gid_sid_cache(primary_gsid,
                                            sampass->unix_pw->pw_gid);
-                       idmap_cache_set_sid2uid(primary_gsid,
+                       idmap_cache_set_sid2gid(primary_gsid,
                                                sampass->unix_pw->pw_gid);
                }
        }
@@ -1120,7 +1101,7 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
        }
 
        /* see if we have newer updates */
-       if (!(cache_entry = login_cache_read(sampass))) {
+       if (!login_cache_read(sampass, &cache_entry)) {
                DEBUG (9, ("No cache entry, bad count = %u, bad time = %u\n",
                           (unsigned int)pdb_get_bad_password_count(sampass),
                           (unsigned int)pdb_get_bad_password_time(sampass)));
@@ -1130,10 +1111,10 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
 
        DEBUG(7, ("ldap time is %u, cache time is %u, bad time = %u\n",
                  (unsigned int)ldap_entry_time,
-                 (unsigned int)cache_entry->entry_timestamp,
-                 (unsigned int)cache_entry->bad_password_time));
+                 (unsigned int)cache_entry.entry_timestamp,
+                 (unsigned int)cache_entry.bad_password_time));
 
-       if (ldap_entry_time > cache_entry->entry_timestamp) {
+       if (ldap_entry_time > cache_entry.entry_timestamp) {
                /* cache is older than directory , so
                   we need to delete the entry but allow the
                   fields to be written out */
@@ -1142,13 +1123,13 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
                /* read cache in */
                pdb_set_acct_ctrl(sampass,
                                  pdb_get_acct_ctrl(sampass) |
-                                 (cache_entry->acct_ctrl & ACB_AUTOLOCK),
+                                 (cache_entry.acct_ctrl & ACB_AUTOLOCK),
                                  PDB_SET);
                pdb_set_bad_password_count(sampass,
-                                          cache_entry->bad_password_count,
+                                          cache_entry.bad_password_count,
                                           PDB_SET);
                pdb_set_bad_password_time(sampass,
-                                         cache_entry->bad_password_time,
+                                         cache_entry.bad_password_time,
                                          PDB_SET);
        }
 
@@ -1157,7 +1138,6 @@ static bool init_sam_from_ldap(struct ldapsam_privates *ldap_state,
   fn_exit:
 
        TALLOC_FREE(ctx);
-       SAFE_FREE(cache_entry);
        return ret;
 }
 
@@ -1173,7 +1153,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
                                                    enum pdb_elements))
 {
        char *temp = NULL;
-       uint32 rid;
+       uint32_t rid;
 
        if (mods == NULL || sampass == NULL) {
                DEBUG(0, ("init_ldap_from_sam: NULL parameters found!\n"));
@@ -1202,7 +1182,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
        /* only update the RID if we actually need to */
        if (need_update(sampass, PDB_USERSID)) {
                fstring sid_string;
-               const DOM_SID *user_sid = pdb_get_user_sid(sampass);
+               const struct dom_sid *user_sid = pdb_get_user_sid(sampass);
 
                switch ( ldap_state->schema_ver ) {
                        case SCHEMAVER_SAMBAACCOUNT:
@@ -1239,7 +1219,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
 
        if (need_update(sampass, PDB_GROUPSID)) {
                fstring sid_string;
-               const DOM_SID *group_sid = pdb_get_group_sid(sampass);
+               const struct dom_sid *group_sid = pdb_get_group_sid(sampass);
 
                switch ( ldap_state->schema_ver ) {
                        case SCHEMAVER_SAMBAACCOUNT:
@@ -1397,7 +1377,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
 
                if (need_update(sampass, PDB_PWHISTORY)) {
                        char *pwstr = NULL;
-                       uint32 pwHistLen = 0;
+                       uint32_t pwHistLen = 0;
                        pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &pwHistLen);
 
                        pwstr = SMB_MALLOC_ARRAY(char, 1024);
@@ -1410,7 +1390,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
                                pwstr[64] = '\0';
                        } else {
                                int i;
-                               uint32 currHistLen = 0;
+                               uint32_t currHistLen = 0;
                                const uint8 *pwhist = pdb_get_pw_history(sampass, &currHistLen);
                                if (pwhist != NULL) {
                                        /* We can only store (1024-1/64 password history entries. */
@@ -1472,9 +1452,9 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
 
        if (need_update(sampass, PDB_BAD_PASSWORD_COUNT))  /* &&
            need_update(sampass, PDB_BAD_PASSWORD_TIME)) */ {
-               uint16 badcount = pdb_get_bad_password_count(sampass);
+               uint16_t badcount = pdb_get_bad_password_count(sampass);
                time_t badtime = pdb_get_bad_password_time(sampass);
-               uint32 pol;
+               uint32_t pol;
                pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &pol);
 
                DEBUG(3, ("updating bad password fields, policy=%u, count=%u, time=%u\n",
@@ -1511,7 +1491,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
                        DEBUG(7, ("bad password count is reset, deleting login cache entry for %s\n", pdb_get_nt_username(sampass)));
                        login_cache_delentry(sampass);
                } else {
-                       LOGIN_CACHE cache_entry;
+                       struct login_cache cache_entry;
 
                        cache_entry.entry_timestamp = time(NULL);
                        cache_entry.acct_ctrl = pdb_get_acct_ctrl(sampass);
@@ -1519,7 +1499,7 @@ static bool init_ldap_from_sam (struct ldapsam_privates *ldap_state,
                        cache_entry.bad_password_time = badtime;
 
                        DEBUG(7, ("Updating bad password count and time in login cache\n"));
-                       login_cache_write(sampass, cache_entry);
+                       login_cache_write(sampass, &cache_entry);
                }
        }
 
@@ -1552,7 +1532,7 @@ static void append_attr(TALLOC_CTX *mem_ctx, const char ***attr_list,
                ;
        }
 
-       (*attr_list) = TALLOC_REALLOC_ARRAY(mem_ctx, (*attr_list),
+       (*attr_list) = talloc_realloc(mem_ctx, (*attr_list),
                                            const char *,  i+2);
        SMB_ASSERT((*attr_list) != NULL);
        (*attr_list)[i] = talloc_strdup((*attr_list), new_attr);
@@ -1625,11 +1605,11 @@ static NTSTATUS ldapsam_getsampwnam(struct pdb_methods *my_methods, struct samu
 }
 
 static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state, 
-                                  const DOM_SID *sid, LDAPMessage **result) 
+                                  const struct dom_sid *sid, LDAPMessage **result)
 {
        int rc = -1;
        const char ** attr_list;
-       uint32 rid;
+       uint32_t rid;
 
        switch ( ldap_state->schema_ver ) {
                case SCHEMAVER_SAMBASAMACCOUNT: {
@@ -1675,7 +1655,7 @@ static int ldapsam_get_ldap_user_by_sid(struct ldapsam_privates *ldap_state,
  Get struct samu entry from LDAP by SID.
 *********************************************************************/
 
-static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
+static NTSTATUS ldapsam_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const struct dom_sid *sid)
 {
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        LDAPMessage *result = NULL;
@@ -1738,39 +1718,6 @@ static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
                return NT_STATUS_INVALID_PARAMETER;
        }
 
-       if (!mods) {
-               DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
-               /* may be password change below however */
-       } else {
-               switch(ldap_op) {
-                       case LDAP_MOD_ADD:
-                               if (ldap_state->is_nds_ldap) {
-                                       smbldap_set_mod(&mods, LDAP_MOD_ADD, 
-                                                       "objectclass", 
-                                                       "inetOrgPerson");
-                               } else {
-                                       smbldap_set_mod(&mods, LDAP_MOD_ADD, 
-                                                       "objectclass", 
-                                                       LDAP_OBJ_ACCOUNT);
-                               }
-                               rc = smbldap_add(ldap_state->smbldap_state, 
-                                                dn, mods);
-                               break;
-                       case LDAP_MOD_REPLACE: 
-                               rc = smbldap_modify(ldap_state->smbldap_state, 
-                                                   dn ,mods);
-                               break;
-                       default:        
-                               DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n", 
-                                        ldap_op));
-                               return NT_STATUS_INVALID_PARAMETER;
-               }
-
-               if (rc!=LDAP_SUCCESS) {
-                       return NT_STATUS_UNSUCCESSFUL;
-               }  
-       }
-
        if (!(pdb_get_acct_ctrl(newpwd)&(ACB_WSTRUST|ACB_SVRTRUST|ACB_DOMTRUST)) &&
                        (lp_ldap_passwd_sync() != LDAP_PASSWD_SYNC_OFF) &&
                        need_update(newpwd, PDB_PLAINTEXT_PW) &&
@@ -1896,6 +1843,40 @@ static NTSTATUS ldapsam_modify_entry(struct pdb_methods *my_methods,
                }
                ber_bvfree(bv);
        }
+
+       if (!mods) {
+               DEBUG(5,("ldapsam_modify_entry: mods is empty: nothing to modify\n"));
+               /* may be password change below however */
+       } else {
+               switch(ldap_op) {
+                       case LDAP_MOD_ADD:
+                               if (ldap_state->is_nds_ldap) {
+                                       smbldap_set_mod(&mods, LDAP_MOD_ADD,
+                                                       "objectclass",
+                                                       "inetOrgPerson");
+                               } else {
+                                       smbldap_set_mod(&mods, LDAP_MOD_ADD,
+                                                       "objectclass",
+                                                       LDAP_OBJ_ACCOUNT);
+                               }
+                               rc = smbldap_add(ldap_state->smbldap_state,
+                                                dn, mods);
+                               break;
+                       case LDAP_MOD_REPLACE:
+                               rc = smbldap_modify(ldap_state->smbldap_state,
+                                                   dn ,mods);
+                               break;
+                       default:
+                               DEBUG(0,("ldapsam_modify_entry: Wrong LDAP operation type: %d!\n",
+                                        ldap_op));
+                               return NT_STATUS_INVALID_PARAMETER;
+               }
+
+               if (rc!=LDAP_SUCCESS) {
+                       return NT_STATUS_UNSUCCESSFUL;
+               }
+       }
+
        return NT_STATUS_OK;
 }
 
@@ -1960,17 +1941,6 @@ static NTSTATUS ldapsam_delete_sam_account(struct pdb_methods *my_methods,
        return result;
 }
 
-/**********************************************************************
- Helper function to determine for update_sam_account whether
- we need LDAP modification.
-*********************************************************************/
-
-static bool element_is_changed(const struct samu *sampass,
-                              enum pdb_elements element)
-{
-       return IS_SAM_CHANGED(sampass, element);
-}
-
 /**********************************************************************
  Update struct samu.
 *********************************************************************/
@@ -2016,7 +1986,7 @@ static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, struc
        DEBUG(4, ("ldapsam_update_sam_account: user %s to be modified has dn: %s\n", pdb_get_username(newpwd), dn));
 
        if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
-                               element_is_changed)) {
+                               pdb_element_is_changed)) {
                DEBUG(0, ("ldapsam_update_sam_account: init_ldap_from_sam failed!\n"));
                TALLOC_FREE(dn);
                if (mods != NULL)
@@ -2032,7 +2002,7 @@ static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, struc
                return NT_STATUS_OK;
        }
 
-       ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, element_is_changed);
+       ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,LDAP_MOD_REPLACE, pdb_element_is_changed);
 
        if (mods != NULL) {
                ldap_mods_free(mods,True);
@@ -2069,15 +2039,15 @@ static NTSTATUS ldapsam_update_sam_account(struct pdb_methods *my_methods, struc
 
 static NTSTATUS ldapsam_del_groupmem(struct pdb_methods *my_methods,
                                     TALLOC_CTX *tmp_ctx,
-                                    uint32 group_rid,
-                                    uint32 member_rid);
+                                    uint32_t group_rid,
+                                    uint32_t member_rid);
 
 static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
                                               TALLOC_CTX *mem_ctx,
                                               struct samu *user,
-                                              DOM_SID **pp_sids,
+                                              struct dom_sid **pp_sids,
                                               gid_t **pp_gids,
-                                              size_t *p_num_groups);
+                                              uint32_t *p_num_groups);
 
 static NTSTATUS ldapsam_rename_sam_account(struct pdb_methods *my_methods,
                                           struct samu *old_acct,
@@ -2151,18 +2121,6 @@ static NTSTATUS ldapsam_rename_sam_account(struct pdb_methods *my_methods,
        return NT_STATUS_OK;
 }
 
-/**********************************************************************
- Helper function to determine for update_sam_account whether
- we need LDAP modification.
- *********************************************************************/
-
-static bool element_is_set_or_changed(const struct samu *sampass,
-                                     enum pdb_elements element)
-{
-       return (IS_SAM_SET(sampass, element) ||
-               IS_SAM_CHANGED(sampass, element));
-}
-
 /**********************************************************************
  Add struct samu to LDAP.
 *********************************************************************/
@@ -2176,11 +2134,11 @@ static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, struct s
        LDAPMessage     *entry  = NULL;
        LDAPMod         **mods = NULL;
        int             ldap_op = LDAP_MOD_REPLACE;
-       uint32          num_result;
+       uint32_t                num_result;
        const char      **attr_list;
        char *escape_user = NULL;
        const char      *username = pdb_get_username(newpwd);
-       const DOM_SID   *sid = pdb_get_user_sid(newpwd);
+       const struct dom_sid    *sid = pdb_get_user_sid(newpwd);
        char *filter = NULL;
        char *dn = NULL;
        NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
@@ -2213,7 +2171,7 @@ static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, struct s
        ldap_msgfree(result);
        result = NULL;
 
-       if (element_is_set_or_changed(newpwd, PDB_USERSID)) {
+       if (pdb_element_is_set_or_changed(newpwd, PDB_USERSID)) {
                rc = ldapsam_get_ldap_user_by_sid(ldap_state,
                                                  sid, &result);
                if (rc == LDAP_SUCCESS) {
@@ -2349,7 +2307,7 @@ static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, struct s
        }
 
        if (!init_ldap_from_sam(ldap_state, entry, &mods, newpwd,
-                               element_is_set_or_changed)) {
+                               pdb_element_is_set_or_changed)) {
                DEBUG(0, ("ldapsam_add_sam_account: init_ldap_from_sam failed!\n"));
                if (mods != NULL) {
                        ldap_mods_free(mods, true);
@@ -2373,7 +2331,7 @@ static NTSTATUS ldapsam_add_sam_account(struct pdb_methods *my_methods, struct s
                        break;
        }
 
-       ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, element_is_set_or_changed);
+       ret = ldapsam_modify_entry(my_methods,newpwd,dn,mods,ldap_op, pdb_element_is_set_or_changed);
        if (!NT_STATUS_IS_OK(ret)) {
                DEBUG(0,("ldapsam_add_sam_account: failed to modify/add user with uid = %s (dn = %s)\n",
                         pdb_get_username(newpwd),dn));
@@ -2593,7 +2551,7 @@ static NTSTATUS ldapsam_getgroup(struct pdb_methods *methods,
  *********************************************************************/
 
 static NTSTATUS ldapsam_getgrsid(struct pdb_methods *methods, GROUP_MAP *map,
-                                DOM_SID sid)
+                                struct dom_sid sid)
 {
        char *filter = NULL;
        NTSTATUS status;
@@ -2663,11 +2621,11 @@ static NTSTATUS ldapsam_getgrnam(struct pdb_methods *methods, GROUP_MAP *map,
 
 static bool ldapsam_extract_rid_from_entry(LDAP *ldap_struct,
                                           LDAPMessage *entry,
-                                          const DOM_SID *domain_sid,
-                                          uint32 *rid)
+                                          const struct dom_sid *domain_sid,
+                                          uint32_t *rid)
 {
        fstring str;
-       DOM_SID sid;
+       struct dom_sid sid;
 
        if (!smbldap_get_single_attribute(ldap_struct, entry, "sambaSID",
                                          str, sizeof(str)-1)) {
@@ -2680,7 +2638,7 @@ static bool ldapsam_extract_rid_from_entry(LDAP *ldap_struct,
                return False;
        }
 
-       if (sid_compare_domain(&sid, domain_sid) != 0) {
+       if (dom_sid_compare_domain(&sid, domain_sid) != 0) {
                DEBUG(10, ("SID %s is not in expected domain %s\n",
                           str, sid_string_dbg(domain_sid)));
                return False;
@@ -2696,8 +2654,8 @@ static bool ldapsam_extract_rid_from_entry(LDAP *ldap_struct,
 
 static NTSTATUS ldapsam_enum_group_members(struct pdb_methods *methods,
                                           TALLOC_CTX *mem_ctx,
-                                          const DOM_SID *group,
-                                          uint32 **pp_member_rids,
+                                          const struct dom_sid *group,
+                                          uint32_t **pp_member_rids,
                                           size_t *p_num_members)
 {
        struct ldapsam_privates *ldap_state =
@@ -2814,8 +2772,8 @@ static NTSTATUS ldapsam_enum_group_members(struct pdb_methods *methods,
                     entry = ldap_next_entry(conn->ldap_struct, entry))
                {
                        char *sidstr;
-                       DOM_SID sid;
-                       uint32 rid;
+                       struct dom_sid sid;
+                       uint32_t rid;
 
                        sidstr = smbldap_talloc_single_attribute(conn->ldap_struct,
                                                                 entry, "sambaSID",
@@ -2866,7 +2824,7 @@ static NTSTATUS ldapsam_enum_group_members(struct pdb_methods *methods,
             entry != NULL;
             entry = ldap_next_entry(conn->ldap_struct, entry))
        {
-               uint32 rid;
+               uint32_t rid;
 
                if (!ldapsam_extract_rid_from_entry(conn->ldap_struct,
                                                    entry,
@@ -2897,9 +2855,9 @@ static NTSTATUS ldapsam_enum_group_members(struct pdb_methods *methods,
 static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
                                               TALLOC_CTX *mem_ctx,
                                               struct samu *user,
-                                              DOM_SID **pp_sids,
+                                              struct dom_sid **pp_sids,
                                               gid_t **pp_gids,
-                                              size_t *p_num_groups)
+                                              uint32_t *p_num_groups)
 {
        struct ldapsam_privates *ldap_state =
                (struct ldapsam_privates *)methods->private_data;
@@ -2911,7 +2869,8 @@ static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
        LDAPMessage *result = NULL;
        LDAPMessage *entry;
        NTSTATUS ret = NT_STATUS_UNSUCCESSFUL;
-       size_t num_sids, num_gids;
+       uint32_t num_sids;
+       uint32_t num_gids;
        char *gidstr;
        gid_t primary_gid = -1;
 
@@ -3014,7 +2973,7 @@ static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
             entry = ldap_next_entry(conn->ldap_struct, entry))
        {
                fstring str;
-               DOM_SID sid;
+               struct dom_sid sid;
                gid_t gid;
                char *end;
 
@@ -3052,7 +3011,7 @@ static NTSTATUS ldapsam_enum_group_memberships(struct pdb_methods *methods,
                }
        }
 
-       if (sid_compare(&global_sid_NULL, &(*pp_sids)[0]) == 0) {
+       if (dom_sid_compare(&global_sid_NULL, &(*pp_sids)[0]) == 0) {
                DEBUG(3, ("primary group of [%s] not found\n",
                          pdb_get_username(user)));
                goto done;
@@ -3139,7 +3098,7 @@ static NTSTATUS ldapsam_add_group_mapping_entry(struct pdb_methods *methods,
        TALLOC_CTX *mem_ctx;
        NTSTATUS result;
 
-       DOM_SID sid;
+       struct dom_sid sid;
 
        int rc;
 
@@ -3344,7 +3303,7 @@ static NTSTATUS ldapsam_update_group_mapping_entry(struct pdb_methods *methods,
  *********************************************************************/
 
 static NTSTATUS ldapsam_delete_group_mapping_entry(struct pdb_methods *methods,
-                                                  DOM_SID sid)
+                                                  struct dom_sid sid)
 {
        struct ldapsam_privates *priv =
                (struct ldapsam_privates *)methods->private_data;
@@ -3507,12 +3466,12 @@ static NTSTATUS ldapsam_getsamgrent(struct pdb_methods *my_methods,
  *********************************************************************/
 
 static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
-                                          const DOM_SID *domsid, enum lsa_SidType sid_name_use,
+                                          const struct dom_sid *domsid, enum lsa_SidType sid_name_use,
                                           GROUP_MAP **pp_rmap,
                                           size_t *p_num_entries,
                                           bool unix_only)
 {
-       GROUP_MAP map;
+       GROUP_MAP map = { 0, };
        size_t entries = 0;
 
        *p_num_entries = 0;
@@ -3557,8 +3516,8 @@ static NTSTATUS ldapsam_enum_group_mapping(struct pdb_methods *methods,
 }
 
 static NTSTATUS ldapsam_modify_aliasmem(struct pdb_methods *methods,
-                                       const DOM_SID *alias,
-                                       const DOM_SID *member,
+                                       const struct dom_sid *alias,
+                                       const struct dom_sid *member,
                                        int modop)
 {
        struct ldapsam_privates *ldap_state =
@@ -3662,24 +3621,24 @@ static NTSTATUS ldapsam_modify_aliasmem(struct pdb_methods *methods,
 }
 
 static NTSTATUS ldapsam_add_aliasmem(struct pdb_methods *methods,
-                                    const DOM_SID *alias,
-                                    const DOM_SID *member)
+                                    const struct dom_sid *alias,
+                                    const struct dom_sid *member)
 {
        return ldapsam_modify_aliasmem(methods, alias, member, LDAP_MOD_ADD);
 }
 
 static NTSTATUS ldapsam_del_aliasmem(struct pdb_methods *methods,
-                                    const DOM_SID *alias,
-                                    const DOM_SID *member)
+                                    const struct dom_sid *alias,
+                                    const struct dom_sid *member)
 {
        return ldapsam_modify_aliasmem(methods, alias, member,
                                       LDAP_MOD_DELETE);
 }
 
 static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
-                                     const DOM_SID *alias,
+                                     const struct dom_sid *alias,
                                      TALLOC_CTX *mem_ctx,
-                                     DOM_SID **pp_members,
+                                     struct dom_sid **pp_members,
                                      size_t *p_num_members)
 {
        struct ldapsam_privates *ldap_state =
@@ -3690,7 +3649,7 @@ static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
        char **values = NULL;
        int i;
        char *filter = NULL;
-       size_t num_members = 0;
+       uint32_t num_members = 0;
        enum lsa_SidType type = SID_NAME_USE_NONE;
        fstring tmp;
 
@@ -3765,7 +3724,7 @@ static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
        count = ldap_count_values(values);
 
        for (i=0; i<count; i++) {
-               DOM_SID member;
+               struct dom_sid member;
                NTSTATUS status;
 
                if (!string_to_sid(&member, values[i]))
@@ -3789,10 +3748,10 @@ static NTSTATUS ldapsam_enum_aliasmem(struct pdb_methods *methods,
 
 static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
                                          TALLOC_CTX *mem_ctx,
-                                         const DOM_SID *domain_sid,
-                                         const DOM_SID *members,
+                                         const struct dom_sid *domain_sid,
+                                         const struct dom_sid *members,
                                          size_t num_members,
-                                         uint32 **pp_alias_rids,
+                                         uint32_t **pp_alias_rids,
                                          size_t *p_num_alias_rids)
 {
        struct ldapsam_privates *ldap_state =
@@ -3833,7 +3792,7 @@ static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
        }
 
        filter = talloc_asprintf(mem_ctx,
-                                "(&(|(objectclass=%s)(sambaGroupType=%d))(|",
+                                "(&(objectclass=%s)(sambaGroupType=%d)(|",
                                 LDAP_OBJ_GROUPMAP, type);
 
        for (i=0; i<num_members; i++)
@@ -3870,8 +3829,8 @@ static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
             entry = ldap_next_entry(ldap_struct, entry))
        {
                fstring sid_str;
-               DOM_SID sid;
-               uint32 rid;
+               struct dom_sid sid;
+               uint32_t rid;
 
                if (!smbldap_get_single_attribute(ldap_struct, entry,
                                                  LDAP_ATTRIBUTE_SID,
@@ -3908,7 +3867,7 @@ static NTSTATUS ldapsam_alias_memberships(struct pdb_methods *methods,
 
 static NTSTATUS ldapsam_set_account_policy_in_ldap(struct pdb_methods *methods,
                                                   enum pdb_policy_type type,
-                                                  uint32 value)
+                                                  uint32_t value)
 {
        NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
        int rc;
@@ -3964,7 +3923,7 @@ static NTSTATUS ldapsam_set_account_policy(struct pdb_methods *methods,
 
 static NTSTATUS ldapsam_get_account_policy_from_ldap(struct pdb_methods *methods,
                                                     enum pdb_policy_type type,
-                                                    uint32 *value)
+                                                    uint32_t *value)
 {
        NTSTATUS ntstatus = NT_STATUS_UNSUCCESSFUL;
        LDAPMessage *result = NULL;
@@ -3996,14 +3955,14 @@ static NTSTATUS ldapsam_get_account_policy_from_ldap(struct pdb_methods *methods
        attrs[0] = policy_attr;
        attrs[1] = NULL;
 
-       filter = talloc_asprintf(NULL, "(objectClass=%s)", LDAP_OBJ_DOMINFO);
+       filter = talloc_asprintf(talloc_tos(), "(objectClass=%s)", LDAP_OBJ_DOMINFO);
        if (filter == NULL) {
                return NT_STATUS_NO_MEMORY;
        }
        rc = smbldap_search(ldap_state->smbldap_state, ldap_state->domain_dn,
                            LDAP_SCOPE_BASE, filter, attrs, 0,
                            &result);
-
+       TALLOC_FREE(filter);
        if (rc != LDAP_SUCCESS) {
                return ntstatus;
        }
@@ -4023,7 +3982,7 @@ static NTSTATUS ldapsam_get_account_policy_from_ldap(struct pdb_methods *methods
                goto out;
        }
 
-       *value = (uint32)atol(vals[0]);
+       *value = (uint32_t)atol(vals[0]);
 
        ntstatus = NT_STATUS_OK;
 
@@ -4099,9 +4058,9 @@ static NTSTATUS ldapsam_get_account_policy(struct pdb_methods *methods,
 }
 
 static NTSTATUS ldapsam_lookup_rids(struct pdb_methods *methods,
-                                   const DOM_SID *domain_sid,
+                                   const struct dom_sid *domain_sid,
                                    int num_rids,
-                                   uint32 *rids,
+                                   uint32_t *rids,
                                    const char **names,
                                    enum lsa_SidType *attrs)
 {
@@ -4142,7 +4101,7 @@ static NTSTATUS ldapsam_lookup_rids(struct pdb_methods *methods,
        }
 
        for (i=0; i<num_rids; i++) {
-               DOM_SID sid;
+               struct dom_sid sid;
                sid_compose(&sid, domain_sid, rids[i]);
                allsids = talloc_asprintf_append_buffer(
                        allsids, "(sambaSid=%s)",
@@ -4182,7 +4141,7 @@ static NTSTATUS ldapsam_lookup_rids(struct pdb_methods *methods,
        for (entry = ldap_first_entry(ld, msg);
             entry != NULL;
             entry = ldap_next_entry(ld, entry)) {
-               uint32 rid;
+               uint32_t rid;
                int rid_index;
                const char *name;
 
@@ -4256,7 +4215,7 @@ static NTSTATUS ldapsam_lookup_rids(struct pdb_methods *methods,
             entry != NULL;
             entry = ldap_next_entry(ld, entry))
        {
-               uint32 rid;
+               uint32_t rid;
                int rid_index;
                const char *attr;
                enum lsa_SidType type;
@@ -4347,7 +4306,7 @@ static char *get_ldap_filter(TALLOC_CTX *mem_ctx, const char *username)
        return result;
 }
 
-const char **talloc_attrs(TALLOC_CTX *mem_ctx, ...)
+static const char **talloc_attrs(TALLOC_CTX *mem_ctx, ...)
 {
        int i, num = 0;
        va_list ap;
@@ -4358,7 +4317,7 @@ const char **talloc_attrs(TALLOC_CTX *mem_ctx, ...)
                num += 1;
        va_end(ap);
 
-       if ((result = TALLOC_ARRAY(mem_ctx, const char *, num+1)) == NULL) {
+       if ((result = talloc_array(mem_ctx, const char *, num+1)) == NULL) {
                return NULL;
        }
 
@@ -4380,8 +4339,8 @@ const char **talloc_attrs(TALLOC_CTX *mem_ctx, ...)
 struct ldap_search_state {
        struct smbldap_state *connection;
 
-       uint32 acct_flags;
-       uint16 group_type;
+       uint32_t acct_flags;
+       uint16_t group_type;
 
        const char *base;
        int scope;
@@ -4442,12 +4401,6 @@ static bool ldapsam_search_firstpage(struct pdb_search *search)
         }
         state->current_entry = ldap_first_entry(ld, state->entries);
 
-       if (state->current_entry == NULL) {
-               ldap_msgfree(state->entries);
-               state->entries = NULL;
-               return false;
-       }
-
        return True;
 }
 
@@ -4497,6 +4450,10 @@ static bool ldapsam_search_next_entry(struct pdb_search *search,
            !ldapsam_search_nextpage(search))
                    return False;
 
+       if (state->current_entry == NULL) {
+               return false;
+       }
+
        result = state->ldap2displayentry(state, search,
                                          state->connection->ldap_struct,
                                          state->current_entry, entry);
@@ -4558,8 +4515,8 @@ static bool ldapuser2displayentry(struct ldap_search_state *state,
 {
        char **vals;
        size_t converted_size;
-       DOM_SID sid;
-       uint32 acct_flags;
+       struct dom_sid sid;
+       uint32_t acct_flags;
 
        vals = ldap_get_values(ld, entry, "sambaAcctFlags");
        if ((vals == NULL) || (vals[0] == NULL)) {
@@ -4584,7 +4541,7 @@ static bool ldapuser2displayentry(struct ldap_search_state *state,
                return False;
        }
        if (!pull_utf8_talloc(mem_ctx,
-                             CONST_DISCARD(char **, &result->account_name),
+                             discard_const_p(char *, &result->account_name),
                              vals[0], &converted_size))
        {
                DEBUG(0,("ldapuser2displayentry: pull_utf8_talloc failed: %s",
@@ -4597,7 +4554,7 @@ static bool ldapuser2displayentry(struct ldap_search_state *state,
        if ((vals == NULL) || (vals[0] == NULL))
                DEBUG(8, ("\"displayName\" not found\n"));
        else if (!pull_utf8_talloc(mem_ctx,
-                                  CONST_DISCARD(char **, &result->fullname),
+                                  discard_const_p(char *, &result->fullname),
                                   vals[0], &converted_size))
        {
                DEBUG(0,("ldapuser2displayentry: pull_utf8_talloc failed: %s",
@@ -4610,7 +4567,7 @@ static bool ldapuser2displayentry(struct ldap_search_state *state,
        if ((vals == NULL) || (vals[0] == NULL))
                DEBUG(8, ("\"description\" not found\n"));
        else if (!pull_utf8_talloc(mem_ctx,
-                                  CONST_DISCARD(char **, &result->description),
+                                  discard_const_p(char *, &result->description),
                                   vals[0], &converted_size))
        {
                DEBUG(0,("ldapuser2displayentry: pull_utf8_talloc failed: %s",
@@ -4651,7 +4608,7 @@ static bool ldapuser2displayentry(struct ldap_search_state *state,
 
 static bool ldapsam_search_users(struct pdb_methods *methods,
                                 struct pdb_search *search,
-                                uint32 acct_flags)
+                                uint32_t acct_flags)
 {
        struct ldapsam_privates *ldap_state =
                (struct ldapsam_privates *)methods->private_data;
@@ -4704,8 +4661,8 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
 {
        char **vals;
        size_t converted_size;
-       DOM_SID sid;
-       uint16 group_type;
+       struct dom_sid sid;
+       uint16_t group_type;
 
        result->account_name = "";
        result->fullname = "";
@@ -4744,7 +4701,7 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
                        return False;
                }
                if (!pull_utf8_talloc(mem_ctx,
-                                     CONST_DISCARD(char **,
+                                     discard_const_p(char *,
                                                    &result->account_name),
                                      vals[0], &converted_size))
                {
@@ -4753,7 +4710,7 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
                }
        }
        else if (!pull_utf8_talloc(mem_ctx,
-                                  CONST_DISCARD(char **,
+                                  discard_const_p(char *,
                                                 &result->account_name),
                                   vals[0], &converted_size))
        {
@@ -4767,7 +4724,7 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
        if ((vals == NULL) || (vals[0] == NULL))
                DEBUG(8, ("\"description\" not found\n"));
        else if (!pull_utf8_talloc(mem_ctx,
-                                  CONST_DISCARD(char **, &result->description),
+                                  discard_const_p(char *, &result->description),
                                   vals[0], &converted_size))
        {
                DEBUG(0,("ldapgroup2displayentry: pull_utf8_talloc failed: %s",
@@ -4812,7 +4769,7 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
                        break;
 
                default:
-                       DEBUG(0,("unkown group type: %d\n", group_type));
+                       DEBUG(0,("unknown group type: %d\n", group_type));
                        return False;
        }
 
@@ -4823,7 +4780,7 @@ static bool ldapgroup2displayentry(struct ldap_search_state *state,
 
 static bool ldapsam_search_grouptype(struct pdb_methods *methods,
                                     struct pdb_search *search,
-                                     const DOM_SID *sid,
+                                     const struct dom_sid *sid,
                                     enum lsa_SidType type)
 {
        struct ldapsam_privates *ldap_state =
@@ -4875,7 +4832,7 @@ static bool ldapsam_search_groups(struct pdb_methods *methods,
 
 static bool ldapsam_search_aliases(struct pdb_methods *methods,
                                   struct pdb_search *search,
-                                  const DOM_SID *sid)
+                                  const struct dom_sid *sid)
 {
        return ldapsam_search_grouptype(methods, search, sid, SID_NAME_ALIAS);
 }
@@ -4886,7 +4843,7 @@ static uint32_t ldapsam_capabilities(struct pdb_methods *methods)
 }
 
 static NTSTATUS ldapsam_get_new_rid(struct ldapsam_privates *priv,
-                                   uint32 *rid)
+                                   uint32_t *rid)
 {
        struct smbldap_state *smbldap_state = priv->smbldap_state;
 
@@ -4896,7 +4853,7 @@ static NTSTATUS ldapsam_get_new_rid(struct ldapsam_privates *priv,
        NTSTATUS status;
        char *value;
        int rc;
-       uint32 nextRid = 0;
+       uint32_t nextRid = 0;
        const char *dn;
 
        TALLOC_CTX *mem_ctx;
@@ -4933,21 +4890,21 @@ static NTSTATUS ldapsam_get_new_rid(struct ldapsam_privates *priv,
        value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
                                                "sambaNextRid", mem_ctx);
        if (value != NULL) {
-               uint32 tmp = (uint32)strtoul(value, NULL, 10);
+               uint32_t tmp = (uint32_t)strtoul(value, NULL, 10);
                nextRid = MAX(nextRid, tmp);
        }
 
        value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
                                                "sambaNextUserRid", mem_ctx);
        if (value != NULL) {
-               uint32 tmp = (uint32)strtoul(value, NULL, 10);
+               uint32_t tmp = (uint32_t)strtoul(value, NULL, 10);
                nextRid = MAX(nextRid, tmp);
        }
 
        value = smbldap_talloc_single_attribute(priv2ld(priv), entry,
                                                "sambaNextGroupRid", mem_ctx);
        if (value != NULL) {
-               uint32 tmp = (uint32)strtoul(value, NULL, 10);
+               uint32_t tmp = (uint32_t)strtoul(value, NULL, 10);
                nextRid = MAX(nextRid, tmp);
        }
 
@@ -4982,7 +4939,7 @@ static NTSTATUS ldapsam_get_new_rid(struct ldapsam_privates *priv,
        return status;
 }
 
-static NTSTATUS ldapsam_new_rid_internal(struct pdb_methods *methods, uint32 *rid)
+static NTSTATUS ldapsam_new_rid_internal(struct pdb_methods *methods, uint32_t *rid)
 {
        int i;
 
@@ -5004,14 +4961,14 @@ static NTSTATUS ldapsam_new_rid_internal(struct pdb_methods *methods, uint32 *ri
        return NT_STATUS_ACCESS_DENIED;
 }
 
-static bool ldapsam_new_rid(struct pdb_methods *methods, uint32 *rid)
+static bool ldapsam_new_rid(struct pdb_methods *methods, uint32_t *rid)
 {
        NTSTATUS result = ldapsam_new_rid_internal(methods, rid);
        return NT_STATUS_IS_OK(result) ? True : False;
 }
 
 static bool ldapsam_sid_to_id(struct pdb_methods *methods,
-                             const DOM_SID *sid,
+                             const struct dom_sid *sid,
                              union unid_t *id, enum lsa_SidType *type)
 {
        struct ldapsam_privates *priv =
@@ -5108,7 +5065,7 @@ static bool ldapsam_sid_to_id(struct pdb_methods *methods,
  * This is shortcut is only used if ldapsam:trusted is set to true.
  */
 static bool ldapsam_uid_to_sid(struct pdb_methods *methods, uid_t uid,
-                              DOM_SID *sid)
+                              struct dom_sid *sid)
 {
        struct ldapsam_privates *priv =
                (struct ldapsam_privates *)methods->private_data;
@@ -5180,7 +5137,7 @@ static bool ldapsam_uid_to_sid(struct pdb_methods *methods, uid_t uid,
  * This is shortcut is only used if ldapsam:trusted is set to true.
  */
 static bool ldapsam_gid_to_sid(struct pdb_methods *methods, gid_t gid,
-                              DOM_SID *sid)
+                              struct dom_sid *sid)
 {
        struct ldapsam_privates *priv =
                (struct ldapsam_privates *)methods->private_data;
@@ -5190,7 +5147,7 @@ static bool ldapsam_gid_to_sid(struct pdb_methods *methods, gid_t gid,
        LDAPMessage *entry = NULL;
        bool ret = false;
        char *group_sid_string;
-       DOM_SID group_sid;
+       struct dom_sid group_sid;
        int rc;
        TALLOC_CTX *tmp_ctx = talloc_stackframe();
 
@@ -5262,12 +5219,12 @@ static bool ldapsam_gid_to_sid(struct pdb_methods *methods, gid_t gid,
 
 static NTSTATUS ldapsam_create_user(struct pdb_methods *my_methods,
                                    TALLOC_CTX *tmp_ctx, const char *name,
-                                   uint32 acb_info, uint32 *rid)
+                                   uint32_t acb_info, uint32_t *rid)
 {
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        LDAPMessage *entry = NULL;
        LDAPMessage *result = NULL;
-       uint32 num_result;
+       uint32_t num_result;
        bool is_machine = False;
        bool add_posix = False;
        LDAPMod **mods = NULL;
@@ -5279,8 +5236,8 @@ static NTSTATUS ldapsam_create_user(struct pdb_methods *my_methods,
        char *uidstr;
        char *shell;
        const char *dn = NULL;
-       DOM_SID group_sid;
-       DOM_SID user_sid;
+       struct dom_sid group_sid;
+       struct dom_sid user_sid;
        gid_t gid = -1;
        uid_t uid = -1;
        NTSTATUS ret;
@@ -5387,7 +5344,7 @@ static NTSTATUS ldapsam_create_user(struct pdb_methods *my_methods,
                return NT_STATUS_UNSUCCESSFUL;
        }
 
-       if (!init_ldap_from_sam(ldap_state, NULL, &mods, user, element_is_set_or_changed)) {
+       if (!init_ldap_from_sam(ldap_state, entry, &mods, user, pdb_element_is_set_or_changed)) {
                DEBUG(1,("ldapsam_create_user: Unable to fill user structs\n"));
                return NT_STATUS_UNSUCCESSFUL;
        }
@@ -5403,7 +5360,7 @@ static NTSTATUS ldapsam_create_user(struct pdb_methods *my_methods,
                DEBUG(3,("ldapsam_create_user: Creating new posix user\n"));
 
                /* retrieve the Domain Users group gid */
-               if (!sid_compose(&group_sid, get_global_sam_sid(), DOMAIN_GROUP_RID_USERS) ||
+               if (!sid_compose(&group_sid, get_global_sam_sid(), DOMAIN_RID_USERS) ||
                    !sid_to_gid(&group_sid, &gid)) {
                        DEBUG (0, ("ldapsam_create_user: Unable to get the Domain Users gid: bailing out!\n"));
                        return NT_STATUS_INVALID_PRIMARY_GROUP;
@@ -5534,7 +5491,7 @@ static NTSTATUS ldapsam_delete_user(struct pdb_methods *my_methods, TALLOC_CTX *
                NTSTATUS status;
                struct dom_sid *sids = NULL;
                gid_t *gids = NULL;
-               size_t num_groups = 0;
+               uint32_t num_groups = 0;
                int i;
                uint32_t user_rid = pdb_get_user_rid(sam_acct);
 
@@ -5584,13 +5541,13 @@ static NTSTATUS ldapsam_delete_user(struct pdb_methods *my_methods, TALLOC_CTX *
 static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
                                         TALLOC_CTX *tmp_ctx,
                                         const char *name,
-                                        uint32 *rid)
+                                        uint32_t *rid)
 {
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        NTSTATUS ret;
        LDAPMessage *entry = NULL;
        LDAPMessage *result = NULL;
-       uint32 num_result;
+       uint32_t num_result;
        bool is_new_entry = False;
        LDAPMod **mods = NULL;
        char *filter;
@@ -5599,7 +5556,7 @@ static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
        char *grouptype;
        char *gidstr;
        const char *dn = NULL;
-       DOM_SID group_sid;
+       struct dom_sid group_sid;
        gid_t gid = -1;
        int rc;
 
@@ -5656,12 +5613,35 @@ static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
        }
 
        if (num_result == 0) {
+               is_new_entry = true;
+       }
+
+       if (!NT_STATUS_IS_OK((ret = ldapsam_new_rid_internal(my_methods, rid)))) {
+               DEBUG(1, ("ldapsam_create_group: Could not allocate a new RID\n"));
+               return ret;
+       }
+
+       sid_compose(&group_sid, get_global_sam_sid(), *rid);
+
+       groupsidstr = talloc_strdup(tmp_ctx, sid_string_talloc(tmp_ctx,
+                                                              &group_sid));
+       grouptype = talloc_asprintf(tmp_ctx, "%d", SID_NAME_DOM_GRP);
+
+       if (!groupsidstr || !grouptype) {
+               DEBUG(0,("ldapsam_create_group: Out of memory!\n"));
+               return NT_STATUS_NO_MEMORY;
+       }
+
+       smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
+       smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid", groupsidstr);
+       smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", grouptype);
+       smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", name);
+
+       if (is_new_entry) {
                char *escape_name;
 
                DEBUG(3,("ldapsam_create_user: Creating new posix group\n"));
 
-               is_new_entry = True;
-
                /* lets allocate a new groupid for this group */
                if (!winbind_allocate_gid(&gid)) {
                        DEBUG (0, ("ldapsam_create_group: Unable to allocate a new group id: bailing out!\n"));
@@ -5690,26 +5670,6 @@ static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
                smbldap_set_mod(&mods, LDAP_MOD_ADD, "gidNumber", gidstr);
        }
 
-       if (!NT_STATUS_IS_OK((ret = ldapsam_new_rid_internal(my_methods, rid)))) {
-               DEBUG(1, ("ldapsam_create_group: Could not allocate a new RID\n"));
-               return ret;
-       }
-
-       sid_compose(&group_sid, get_global_sam_sid(), *rid);
-
-       groupsidstr = talloc_strdup(tmp_ctx, sid_string_talloc(tmp_ctx,
-                                                              &group_sid));
-       grouptype = talloc_asprintf(tmp_ctx, "%d", SID_NAME_DOM_GRP);
-
-       if (!groupsidstr || !grouptype) {
-               DEBUG(0,("ldapsam_create_group: Out of memory!\n"));
-               return NT_STATUS_NO_MEMORY;
-       }
-
-       smbldap_set_mod(&mods, LDAP_MOD_ADD, "objectClass", LDAP_OBJ_GROUPMAP);
-       smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaSid", groupsidstr);
-       smbldap_set_mod(&mods, LDAP_MOD_ADD, "sambaGroupType", grouptype);
-       smbldap_set_mod(&mods, LDAP_MOD_ADD, "displayName", name);
        talloc_autofree_ldapmod(tmp_ctx, mods);
 
        if (is_new_entry) {     
@@ -5736,7 +5696,7 @@ static NTSTATUS ldapsam_create_dom_group(struct pdb_methods *my_methods,
        return NT_STATUS_OK;
 }
 
-static NTSTATUS ldapsam_delete_dom_group(struct pdb_methods *my_methods, TALLOC_CTX *tmp_ctx, uint32 rid)
+static NTSTATUS ldapsam_delete_dom_group(struct pdb_methods *my_methods, TALLOC_CTX *tmp_ctx, uint32_t rid)
 {
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        LDAPMessage *result = NULL;
@@ -5745,7 +5705,7 @@ static NTSTATUS ldapsam_delete_dom_group(struct pdb_methods *my_methods, TALLOC_
        const char *dn;
        char *gidstr;
        char *filter;
-       DOM_SID group_sid;
+       struct dom_sid group_sid;
        int rc;
 
        /* get the group sid */
@@ -5832,20 +5792,20 @@ static NTSTATUS ldapsam_delete_dom_group(struct pdb_methods *my_methods, TALLOC_
 
 static NTSTATUS ldapsam_change_groupmem(struct pdb_methods *my_methods,
                                        TALLOC_CTX *tmp_ctx,
-                                       uint32 group_rid,
-                                       uint32 member_rid,
+                                       uint32_t group_rid,
+                                       uint32_t member_rid,
                                        int modop)
 {
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        LDAPMessage *entry = NULL;
        LDAPMessage *result = NULL;
-       uint32 num_result;
+       uint32_t num_result;
        LDAPMod **mods = NULL;
        char *filter;
        char *uidstr;
        const char *dn = NULL;
-       DOM_SID group_sid;
-       DOM_SID member_sid;
+       struct dom_sid group_sid;
+       struct dom_sid member_sid;
        int rc;
 
        switch (modop) {
@@ -5994,15 +5954,15 @@ static NTSTATUS ldapsam_change_groupmem(struct pdb_methods *my_methods,
 
 static NTSTATUS ldapsam_add_groupmem(struct pdb_methods *my_methods,
                                     TALLOC_CTX *tmp_ctx,
-                                    uint32 group_rid,
-                                    uint32 member_rid)
+                                    uint32_t group_rid,
+                                    uint32_t member_rid)
 {
        return ldapsam_change_groupmem(my_methods, tmp_ctx, group_rid, member_rid, LDAP_MOD_ADD);
 }
 static NTSTATUS ldapsam_del_groupmem(struct pdb_methods *my_methods,
                                     TALLOC_CTX *tmp_ctx,
-                                    uint32 group_rid,
-                                    uint32 member_rid)
+                                    uint32_t group_rid,
+                                    uint32_t member_rid)
 {
        return ldapsam_change_groupmem(my_methods, tmp_ctx, group_rid, member_rid, LDAP_MOD_DELETE);
 }
@@ -6014,7 +5974,7 @@ static NTSTATUS ldapsam_set_primary_group(struct pdb_methods *my_methods,
        struct ldapsam_privates *ldap_state = (struct ldapsam_privates *)my_methods->private_data;
        LDAPMessage *entry = NULL;
        LDAPMessage *result = NULL;
-       uint32 num_result;
+       uint32_t num_result;
        LDAPMod **mods = NULL;
        char *filter;
        char *escape_username;
@@ -6129,7 +6089,7 @@ static bool get_trusteddom_pw_int(struct ldapsam_privates *ldap_state,
        int attrsonly = 0; /* 0: return values too */
        LDAPMessage *result = NULL;
        char *trusted_dn;
-       uint32 num_result;
+       uint32_t num_result;
 
        filter = talloc_asprintf(talloc_tos(),
                                 "(&(objectClass=%s)(sambaDomainName=%s))",
@@ -6179,7 +6139,7 @@ static bool get_trusteddom_pw_int(struct ldapsam_privates *ldap_state,
 static bool ldapsam_get_trusteddom_pw(struct pdb_methods *methods,
                                      const char *domain,
                                      char** pwd,
-                                     DOM_SID *sid,
+                                     struct dom_sid *sid,
                                      time_t *pass_last_set_time)
 {
        struct ldapsam_privates *ldap_state =
@@ -6242,7 +6202,7 @@ static bool ldapsam_get_trusteddom_pw(struct pdb_methods *methods,
 static bool ldapsam_set_trusteddom_pw(struct pdb_methods *methods,
                                      const char* domain,
                                      const char* pwd,
-                                     const DOM_SID *sid)
+                                     const struct dom_sid *sid)
 {
        struct ldapsam_privates *ldap_state =
                (struct ldapsam_privates *)methods->private_data;
@@ -6340,7 +6300,7 @@ static bool ldapsam_del_trusteddom_pw(struct pdb_methods *methods,
 
 static NTSTATUS ldapsam_enum_trusteddoms(struct pdb_methods *methods,
                                         TALLOC_CTX *mem_ctx,
-                                        uint32 *num_domains,
+                                        uint32_t *num_domains,
                                         struct trustdom_info ***domains)
 {
        int rc;
@@ -6373,7 +6333,7 @@ static NTSTATUS ldapsam_enum_trusteddoms(struct pdb_methods *methods,
        }
 
        *num_domains = 0;
-       if (!(*domains = TALLOC_ARRAY(mem_ctx, struct trustdom_info *, 1))) {
+       if (!(*domains = talloc_array(mem_ctx, struct trustdom_info *, 1))) {
                DEBUG(1, ("talloc failed\n"));
                return NT_STATUS_NO_MEMORY;
        }
@@ -6385,7 +6345,7 @@ static NTSTATUS ldapsam_enum_trusteddoms(struct pdb_methods *methods,
                char *dom_name, *dom_sid_str;
                struct trustdom_info *dom_info;
 
-               dom_info = TALLOC_P(*domains, struct trustdom_info);
+               dom_info = talloc(*domains, struct trustdom_info);
                if (dom_info == NULL) {
                        DEBUG(1, ("talloc failed\n"));
                        return NT_STATUS_NO_MEMORY;
@@ -6497,7 +6457,7 @@ static NTSTATUS pdb_init_ldapsam_common(struct pdb_methods **pdb_method, const c
 
        /* TODO: Setup private data and free */
 
-       if ( !(ldap_state = TALLOC_ZERO_P(*pdb_method, struct ldapsam_privates)) ) {
+       if ( !(ldap_state = talloc_zero(*pdb_method, struct ldapsam_privates)) ) {
                DEBUG(0, ("pdb_init_ldapsam_common: talloc() failed for ldapsam private_data!\n"));
                return NT_STATUS_NO_MEMORY;
        }
@@ -6557,12 +6517,12 @@ NTSTATUS pdb_init_ldapsam(struct pdb_methods **pdb_method, const char *location)
 {
        NTSTATUS nt_status;
        struct ldapsam_privates *ldap_state = NULL;
-       uint32 alg_rid_base;
+       uint32_t alg_rid_base;
        char *alg_rid_base_string = NULL;
        LDAPMessage *result = NULL;
        LDAPMessage *entry = NULL;
-       DOM_SID ldap_domain_sid;
-       DOM_SID secrets_domain_sid;
+       struct dom_sid ldap_domain_sid;
+       struct dom_sid secrets_domain_sid;
        char *domain_sid_string = NULL;
        char *dn = NULL;
        char *uri = talloc_strdup( NULL, location );
@@ -6620,7 +6580,7 @@ NTSTATUS pdb_init_ldapsam(struct pdb_methods **pdb_method, const char *location)
                          "info, nor add one to the domain\n"));
                DEBUGADD(2, ("pdb_init_ldapsam: Continuing on regardless, "
                             "will be unable to allocate new users/groups, "
-                            "and will risk BDCs having inconsistant SIDs\n"));
+                            "and will risk BDCs having inconsistent SIDs\n"));
                sid_copy(&ldap_state->domain_sid, get_global_sam_sid());
                return NT_STATUS_OK;
        }
@@ -6664,7 +6624,7 @@ NTSTATUS pdb_init_ldapsam(struct pdb_methods **pdb_method, const char *location)
                }
                found_sid = secrets_fetch_domain_sid(ldap_state->domain_name,
                                                     &secrets_domain_sid);
-               if (!found_sid || !sid_equal(&secrets_domain_sid,
+               if (!found_sid || !dom_sid_equal(&secrets_domain_sid,
                                             &ldap_domain_sid)) {
                        DEBUG(1, ("pdb_init_ldapsam: Resetting SID for domain "
                                  "%s based on pdb_ldap results %s -> %s\n",
@@ -6689,7 +6649,7 @@ NTSTATUS pdb_init_ldapsam(struct pdb_methods **pdb_method, const char *location)
                                         LDAP_ATTR_ALGORITHMIC_RID_BASE ),
                    talloc_tos());
        if (alg_rid_base_string) {
-               alg_rid_base = (uint32)atol(alg_rid_base_string);
+               alg_rid_base = (uint32_t)atol(alg_rid_base_string);
                if (alg_rid_base != algorithmic_rid_base()) {
                        DEBUG(0, ("The value of 'algorithmic RID base' has "
                                  "changed since the LDAP\n"
@@ -6717,5 +6677,7 @@ NTSTATUS pdb_ldap_init(void)
        /* Let pdb_nds register backends */
        pdb_nds_init();
 
+       pdb_ipa_init();
+
        return NT_STATUS_OK;
 }