libcli/security Provide a common, top level libcli/security/security.h
[kai/samba.git] / source3 / passdb / passdb.c
index 6aab5e377c0763e23340d87ab70880fb7c37155a..dafe55eef756fa3cbb77b8d59888e9e57e594cfd 100644 (file)
@@ -24,6 +24,8 @@
 
 #include "includes.h"
 #include "../libcli/auth/libcli_auth.h"
+#include "secrets.h"
+#include "../libcli/security/security.h"
 
 #undef DBGC_CLASS
 #define DBGC_CLASS DBGC_PASSDB
@@ -122,6 +124,18 @@ struct samu *samu_new( TALLOC_CTX *ctx )
        return user;
 }
 
+static int count_commas(const char *str)
+{
+       int num_commas = 0;
+       const char *comma = str;
+
+       while ((comma = strchr(comma, ',')) != NULL) {
+               comma += 1;
+               num_commas += 1;
+       }
+       return num_commas;
+}
+
 /*********************************************************************
  Initialize a struct samu from a struct passwd including the user 
  and group SIDs.  The *user structure is filled out with the Unix
@@ -132,7 +146,8 @@ static NTSTATUS samu_set_unix_internal(struct samu *user, const struct passwd *p
 {
        const char *guest_account = lp_guestaccount();
        const char *domain = global_myname();
-       uint32 urid;
+       char *fullname;
+       uint32_t urid;
 
        if ( !pwd ) {
                return NT_STATUS_NO_SUCH_USER;
@@ -141,7 +156,27 @@ static NTSTATUS samu_set_unix_internal(struct samu *user, const struct passwd *p
        /* Basic properties based upon the Unix account information */
 
        pdb_set_username(user, pwd->pw_name, PDB_SET);
-       pdb_set_fullname(user, pwd->pw_gecos, PDB_SET);
+
+       fullname = NULL;
+
+       if (count_commas(pwd->pw_gecos) == 3) {
+               /*
+                * Heuristic: This seems to be a gecos field that has been
+                * edited by chfn(1). Only use the part before the first
+                * comma. Fixes bug 5198.
+                */
+               fullname = talloc_strndup(
+                       talloc_tos(), pwd->pw_gecos,
+                       strchr(pwd->pw_gecos, ',') - pwd->pw_gecos);
+       }
+
+       if (fullname != NULL) {
+               pdb_set_fullname(user, fullname, PDB_SET);
+       } else {
+               pdb_set_fullname(user, pwd->pw_gecos, PDB_SET);
+       }
+       TALLOC_FREE(fullname);
+
        pdb_set_domain (user, get_global_sam_name(), PDB_DEFAULT);
 #if 0
        /* This can lead to a primary group of S-1-22-2-XX which 
@@ -160,7 +195,7 @@ static NTSTATUS samu_set_unix_internal(struct samu *user, const struct passwd *p
        /* Special case for the guest account which must have a RID of 501 */
 
        if ( strequal( pwd->pw_name, guest_account ) ) {
-               if ( !pdb_set_user_sid_from_rid(user, DOMAIN_USER_RID_GUEST, PDB_DEFAULT)) {
+               if ( !pdb_set_user_sid_from_rid(user, DOMAIN_RID_GUEST, PDB_DEFAULT)) {
                        return NT_STATUS_NO_SUCH_USER;
                }
                return NT_STATUS_OK;
@@ -207,17 +242,16 @@ static NTSTATUS samu_set_unix_internal(struct samu *user, const struct passwd *p
           initialized and will fill in these fields later (such as from a 
           netr_SamInfo3 structure) */
 
-       if ( create && !pdb_rid_algorithm() ) {
-               uint32 user_rid;
-               DOM_SID user_sid;
+       if ( create && (pdb_capabilities() & PDB_CAP_STORE_RIDS)) {
+               uint32_t user_rid;
+               struct dom_sid user_sid;
 
                if ( !pdb_new_rid( &user_rid ) ) {
                        DEBUG(3, ("Could not allocate a new RID\n"));
                        return NT_STATUS_ACCESS_DENIED;
                }
 
-               sid_copy( &user_sid, get_global_sam_sid() );
-               sid_append_rid( &user_sid, user_rid );
+               sid_compose(&user_sid, get_global_sam_sid(), user_rid);
 
                if ( !pdb_set_user_sid(user, &user_sid, PDB_SET) ) {
                        DEBUG(3, ("pdb_set_user_sid failed\n"));
@@ -339,7 +373,7 @@ uint32_t pdb_decode_acct_ctrl(const char *p)
  Routine to set 32 hex password characters from a 16 byte array.
 **************************************************************/
 
-void pdb_sethexpwd(char p[33], const unsigned char *pwd, uint32 acct_ctrl)
+void pdb_sethexpwd(char p[33], const unsigned char *pwd, uint32_t acct_ctrl)
 {
        if (pwd != NULL) {
                int i;
@@ -463,7 +497,7 @@ int algorithmic_rid_base(void)
  Converts NT user RID to a UNIX uid.
  ********************************************************************/
 
-uid_t algorithmic_pdb_user_rid_to_uid(uint32 user_rid)
+uid_t algorithmic_pdb_user_rid_to_uid(uint32_t user_rid)
 {
        int rid_offset = algorithmic_rid_base();
        return (uid_t)(((user_rid & (~USER_RID_TYPE)) - rid_offset)/RID_MULTIPLIER);
@@ -478,17 +512,17 @@ uid_t max_algorithmic_uid(void)
  converts UNIX uid to an NT User RID.
  ********************************************************************/
 
-uint32 algorithmic_pdb_uid_to_user_rid(uid_t uid)
+uint32_t algorithmic_pdb_uid_to_user_rid(uid_t uid)
 {
        int rid_offset = algorithmic_rid_base();
-       return (((((uint32)uid)*RID_MULTIPLIER) + rid_offset) | USER_RID_TYPE);
+       return (((((uint32_t)uid)*RID_MULTIPLIER) + rid_offset) | USER_RID_TYPE);
 }
 
 /*******************************************************************
  Converts NT group RID to a UNIX gid.
  ********************************************************************/
 
-gid_t pdb_group_rid_to_gid(uint32 group_rid)
+gid_t pdb_group_rid_to_gid(uint32_t group_rid)
 {
        int rid_offset = algorithmic_rid_base();
        return (gid_t)(((group_rid & (~GROUP_RID_TYPE))- rid_offset)/RID_MULTIPLIER);
@@ -507,17 +541,17 @@ gid_t max_algorithmic_gid(void)
  there is not anymore a direct link between the gid and the rid.
  ********************************************************************/
 
-uint32 algorithmic_pdb_gid_to_group_rid(gid_t gid)
+uint32_t algorithmic_pdb_gid_to_group_rid(gid_t gid)
 {
        int rid_offset = algorithmic_rid_base();
-       return (((((uint32)gid)*RID_MULTIPLIER) + rid_offset) | GROUP_RID_TYPE);
+       return (((((uint32_t)gid)*RID_MULTIPLIER) + rid_offset) | GROUP_RID_TYPE);
 }
 
 /*******************************************************************
  Decides if a RID is a well known RID.
  ********************************************************************/
 
-static bool rid_is_well_known(uint32 rid)
+static bool rid_is_well_known(uint32_t rid)
 {
        /* Not using rid_offset here, because this is the actual
           NT fixed value (1000) */
@@ -529,14 +563,14 @@ static bool rid_is_well_known(uint32 rid)
  Decides if a RID is a user or group RID.
  ********************************************************************/
 
-bool algorithmic_pdb_rid_is_user(uint32 rid)
+bool algorithmic_pdb_rid_is_user(uint32_t rid)
 {
        if ( rid_is_well_known(rid) ) {
                /*
-                * The only well known user RIDs are DOMAIN_USER_RID_ADMIN
-                * and DOMAIN_USER_RID_GUEST.
+                * The only well known user RIDs are DOMAIN_RID_ADMINISTRATOR
+                * and DOMAIN_RID_GUEST.
                 */
-               if(rid == DOMAIN_USER_RID_ADMIN || rid == DOMAIN_USER_RID_GUEST)
+               if(rid == DOMAIN_RID_ADMINISTRATOR || rid == DOMAIN_RID_GUEST)
                        return True;
        } else if((rid & RID_TYPE_MASK) == USER_RID_TYPE) {
                return True;
@@ -560,7 +594,7 @@ bool lookup_global_sam_name(const char *name, int flags, uint32_t *rid,
           the group already exists. */
 
        if ( strequal( name, "None" ) ) {
-               *rid = DOMAIN_GROUP_RID_USERS;
+               *rid = DOMAIN_RID_USERS;
                *type = SID_NAME_DOM_GRP;
 
                return True;
@@ -572,7 +606,7 @@ bool lookup_global_sam_name(const char *name, int flags, uint32_t *rid,
 
        if ((flags & LOOKUP_NAME_GROUP) == 0) {
                struct samu *sam_account = NULL;
-               DOM_SID user_sid;
+               struct dom_sid user_sid;
 
                if ( !(sam_account = samu_new( NULL )) ) {
                        return False;
@@ -627,7 +661,14 @@ bool lookup_global_sam_name(const char *name, int flags, uint32_t *rid,
 }
 
 /*************************************************************
- Change a password entry in the local smbpasswd file.
+ Change a password entry in the local passdb backend.
+
+ Assumptions:
+  - always called as root
+  - ignores the account type except when adding a new account
+  - will create/delete the unix account if the relative
+    add/delete user script is configured
+
  *************************************************************/
 
 NTSTATUS local_password_change(const char *user_name,
@@ -636,133 +677,132 @@ NTSTATUS local_password_change(const char *user_name,
                                char **pp_err_str,
                                char **pp_msg_str)
 {
-       struct samu *sam_pass=NULL;
-       uint32 other_acb;
+       TALLOC_CTX *tosctx;
+       struct samu *sam_pass;
+       uint32_t acb;
+       uint32_t rid;
        NTSTATUS result;
+       bool user_exists;
+       int ret = -1;
 
        *pp_err_str = NULL;
        *pp_msg_str = NULL;
 
-       /* Get the smb passwd entry for this user */
+       tosctx = talloc_tos();
 
-       if ( !(sam_pass = samu_new( NULL )) ) {
-               return NT_STATUS_NO_MEMORY;
+       sam_pass = samu_new(tosctx);
+       if (!sam_pass) {
+               result = NT_STATUS_NO_MEMORY;
+               goto done;
        }
 
-       become_root();
-       if(!pdb_getsampwnam(sam_pass, user_name)) {
-               unbecome_root();
-               TALLOC_FREE(sam_pass);
-
-               if ((local_flags & LOCAL_ADD_USER) || (local_flags & LOCAL_DELETE_USER)) {
-                       int tmp_debug = DEBUGLEVEL;
-                       struct passwd *pwd;
-
-                       /* Might not exist in /etc/passwd. */
-
-                       if (tmp_debug < 1) {
-                               DEBUGLEVEL = 1;
-                       }
-
-                       if ( !(pwd = getpwnam_alloc(talloc_autofree_context(), user_name)) ) {
-                               return NT_STATUS_NO_SUCH_USER;
+       /* Get the smb passwd entry for this user */
+       user_exists = pdb_getsampwnam(sam_pass, user_name);
+
+       /* Check delete first, we don't need to do anything else if we
+        * are going to delete the acocunt */
+       if (user_exists && (local_flags & LOCAL_DELETE_USER)) {
+
+               result = pdb_delete_user(tosctx, sam_pass);
+               if (!NT_STATUS_IS_OK(result)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to delete entry for user %s.\n",
+                                       user_name);
+                       if (ret < 0) {
+                               *pp_err_str = NULL;
                        }
-
-                       /* create the struct samu and initialize the basic Unix properties */
-
-                       if ( !(sam_pass = samu_new( NULL )) ) {
-                               return NT_STATUS_NO_MEMORY;
+                       result = NT_STATUS_UNSUCCESSFUL;
+               } else {
+                       ret = asprintf(pp_msg_str,
+                                       "Deleted user %s.\n",
+                                       user_name);
+                       if (ret < 0) {
+                               *pp_msg_str = NULL;
                        }
+               }
+               goto done;
+       }
 
-                       result = samu_set_unix( sam_pass, pwd );
-
-                       DEBUGLEVEL = tmp_debug;
+       if (user_exists && (local_flags & LOCAL_ADD_USER)) {
+               /* the entry already existed */
+               local_flags &= ~LOCAL_ADD_USER;
+       }
 
-                       TALLOC_FREE( pwd );
+       if (!user_exists && !(local_flags & LOCAL_ADD_USER)) {
+               ret = asprintf(pp_err_str,
+                               "Failed to find entry for user %s.\n",
+                               user_name);
+               if (ret < 0) {
+                       *pp_err_str = NULL;
+               }
+               result = NT_STATUS_NO_SUCH_USER;
+               goto done;
+       }
 
-                       if (NT_STATUS_EQUAL(result, NT_STATUS_INVALID_PRIMARY_GROUP)) {
-                               return result;
-                       }
+       /* First thing add the new user if we are required to do so */
+       if (local_flags & LOCAL_ADD_USER) {
 
-                       if (!NT_STATUS_IS_OK(result)) {
-                               if (asprintf(pp_err_str, "Failed to " "initialize account for user %s: %s\n",
-                                               user_name, nt_errstr(result)) < 0) {
-                                       *pp_err_str = NULL;
-                               }
-                               return result;
-                       }
+               if (local_flags & LOCAL_TRUST_ACCOUNT) {
+                       acb = ACB_WSTRUST;
+               } else if (local_flags & LOCAL_INTERDOM_ACCOUNT) {
+                       acb = ACB_DOMTRUST;
                } else {
-                       if (asprintf(pp_err_str, "Failed to find entry for user %s.\n", user_name) < 0) {
-                               *pp_err_str = NULL;
-                       }
-                       return NT_STATUS_NO_SUCH_USER;
+                       acb = ACB_NORMAL;
                }
-       } else {
-               unbecome_root();
-               /* the entry already existed */
-               local_flags &= ~LOCAL_ADD_USER;
-       }
 
-       /* the 'other' acb bits not being changed here */
-       other_acb =  (pdb_get_acct_ctrl(sam_pass) & (~(ACB_WSTRUST|ACB_DOMTRUST|ACB_SVRTRUST|ACB_NORMAL)));
-       if (local_flags & LOCAL_TRUST_ACCOUNT) {
-               if (!pdb_set_acct_ctrl(sam_pass, ACB_WSTRUST | other_acb, PDB_CHANGED) ) {
-                       if (asprintf(pp_err_str, "Failed to set 'trusted workstation account' flags for user %s.\n", user_name) < 0) {
+               result = pdb_create_user(tosctx, user_name, acb, &rid);
+               if (!NT_STATUS_IS_OK(result)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to add entry for user %s.\n",
+                                       user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
-       } else if (local_flags & LOCAL_INTERDOM_ACCOUNT) {
-               if (!pdb_set_acct_ctrl(sam_pass, ACB_DOMTRUST | other_acb, PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to set 'domain trust account' flags for user %s.\n", user_name) < 0) {
-                               *pp_err_str = NULL;
-                       }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+
+               sam_pass = samu_new(tosctx);
+               if (!sam_pass) {
+                       result = NT_STATUS_NO_MEMORY;
+                       goto done;
                }
-       } else {
-               if (!pdb_set_acct_ctrl(sam_pass, ACB_NORMAL | other_acb, PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to set 'normal account' flags for user %s.\n", user_name) < 0) {
+
+               /* Now get back the smb passwd entry for this new user */
+               user_exists = pdb_getsampwnam(sam_pass, user_name);
+               if (!user_exists) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to add entry for user %s.\n",
+                                       user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
        }
 
+       acb = pdb_get_acct_ctrl(sam_pass);
+
        /*
         * We are root - just write the new password
         * and the valid last change time.
         */
-
-       if (local_flags & LOCAL_DISABLE_USER) {
-               if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_DISABLED, PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to set 'disabled' flag for user %s.\n", user_name) < 0) {
-                               *pp_err_str = NULL;
-                       }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
-               }
-       } else if (local_flags & LOCAL_ENABLE_USER) {
-               if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED), PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to unset 'disabled' flag for user %s.\n", user_name) < 0) {
+       if ((local_flags & LOCAL_SET_NO_PASSWORD) && !(acb & ACB_PWNOTREQ)) {
+               acb |= ACB_PWNOTREQ;
+               if (!pdb_set_acct_ctrl(sam_pass, acb, PDB_CHANGED)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to set 'no password required' "
+                                       "flag for user %s.\n", user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
        }
 
-       if (local_flags & LOCAL_SET_NO_PASSWORD) {
-               if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_PWNOTREQ, PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to set 'no password required' flag for user %s.\n", user_name) < 0) {
-                               *pp_err_str = NULL;
-                       }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
-               }
-       } else if (local_flags & LOCAL_SET_PASSWORD) {
+       if (local_flags & LOCAL_SET_PASSWORD) {
                /*
                 * If we're dealing with setting a completely empty user account
                 * ie. One with a password of 'XXXX', but not set disabled (like
@@ -772,83 +812,106 @@ NTSTATUS local_password_change(const char *user_name,
                 * and the decision hasn't really been made to disable them (ie.
                 * don't create them disabled). JRA.
                 */
-               if ((pdb_get_lanman_passwd(sam_pass)==NULL) && (pdb_get_acct_ctrl(sam_pass)&ACB_DISABLED)) {
-                       if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED), PDB_CHANGED)) {
-                               if (asprintf(pp_err_str, "Failed to unset 'disabled' flag for user %s.\n", user_name) < 0) {
+               if ((pdb_get_lanman_passwd(sam_pass) == NULL) &&
+                   (acb & ACB_DISABLED)) {
+                       acb &= (~ACB_DISABLED);
+                       if (!pdb_set_acct_ctrl(sam_pass, acb, PDB_CHANGED)) {
+                               ret = asprintf(pp_err_str,
+                                               "Failed to unset 'disabled' "
+                                               "flag for user %s.\n",
+                                               user_name);
+                               if (ret < 0) {
                                        *pp_err_str = NULL;
                                }
-                               TALLOC_FREE(sam_pass);
-                               return NT_STATUS_UNSUCCESSFUL;
-                       }
-               }
-               if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_PWNOTREQ), PDB_CHANGED)) {
-                       if (asprintf(pp_err_str, "Failed to unset 'no password required' flag for user %s.\n", user_name) < 0) {
-                               *pp_err_str = NULL;
+                               result = NT_STATUS_UNSUCCESSFUL;
+                               goto done;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
                }
 
-               if (!pdb_set_plaintext_passwd (sam_pass, new_passwd)) {
-                       if (asprintf(pp_err_str, "Failed to set password for user %s.\n", user_name) < 0) {
+               acb &= (~ACB_PWNOTREQ);
+               if (!pdb_set_acct_ctrl(sam_pass, acb, PDB_CHANGED)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to unset 'no password required'"
+                                       " flag for user %s.\n", user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
-       }       
 
-       if (local_flags & LOCAL_ADD_USER) {
-               if (NT_STATUS_IS_OK(pdb_add_sam_account(sam_pass))) {
-                       if (asprintf(pp_msg_str, "Added user %s.\n", user_name) < 0) {
-                               *pp_msg_str = NULL;
-                       }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_OK;
-               } else {
-                       if (asprintf(pp_err_str, "Failed to add entry for user %s.\n", user_name) < 0) {
+               if (!pdb_set_plaintext_passwd(sam_pass, new_passwd)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to set password for "
+                                       "user %s.\n", user_name);
+                               if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
-       } else if (local_flags & LOCAL_DELETE_USER) {
-               if (!NT_STATUS_IS_OK(pdb_delete_sam_account(sam_pass))) {
-                       if (asprintf(pp_err_str, "Failed to delete entry for user %s.\n", user_name) < 0) {
+       }
+
+       if ((local_flags & LOCAL_DISABLE_USER) && !(acb & ACB_DISABLED)) {
+               acb |= ACB_DISABLED;
+               if (!pdb_set_acct_ctrl(sam_pass, acb, PDB_CHANGED)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to set 'disabled' flag for "
+                                       "user %s.\n", user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return NT_STATUS_UNSUCCESSFUL;
-               }
-               if (asprintf(pp_msg_str, "Deleted user %s.\n", user_name) < 0) {
-                       *pp_msg_str = NULL;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
-       } else {
-               result = pdb_update_sam_account(sam_pass);
-               if(!NT_STATUS_IS_OK(result)) {
-                       if (asprintf(pp_err_str, "Failed to modify entry for user %s.\n", user_name) < 0) {
+       }
+
+       if ((local_flags & LOCAL_ENABLE_USER) && (acb & ACB_DISABLED)) {
+               acb &= (~ACB_DISABLED);
+               if (!pdb_set_acct_ctrl(sam_pass, acb, PDB_CHANGED)) {
+                       ret = asprintf(pp_err_str,
+                                       "Failed to unset 'disabled' flag for "
+                                       "user %s.\n", user_name);
+                       if (ret < 0) {
                                *pp_err_str = NULL;
                        }
-                       TALLOC_FREE(sam_pass);
-                       return result;
+                       result = NT_STATUS_UNSUCCESSFUL;
+                       goto done;
                }
-               if(local_flags & LOCAL_DISABLE_USER) {
-                       if (asprintf(pp_msg_str, "Disabled user %s.\n", user_name) < 0) {
-                               *pp_msg_str = NULL;
-                       }
-               } else if (local_flags & LOCAL_ENABLE_USER) {
-                       if (asprintf(pp_msg_str, "Enabled user %s.\n", user_name) < 0) {
-                               *pp_msg_str = NULL;
-                       }
-               } else if (local_flags & LOCAL_SET_NO_PASSWORD) {
-                       if (asprintf(pp_msg_str, "User %s password set to none.\n", user_name) < 0) {
-                               *pp_msg_str = NULL;
-                       }
+       }
+
+       /* now commit changes if any */
+       result = pdb_update_sam_account(sam_pass);
+       if (!NT_STATUS_IS_OK(result)) {
+               ret = asprintf(pp_err_str,
+                               "Failed to modify entry for user %s.\n",
+                               user_name);
+               if (ret < 0) {
+                       *pp_err_str = NULL;
                }
+               goto done;
+       }
+
+       if (local_flags & LOCAL_ADD_USER) {
+               ret = asprintf(pp_msg_str, "Added user %s.\n", user_name);
+       } else if (local_flags & LOCAL_DISABLE_USER) {
+               ret = asprintf(pp_msg_str, "Disabled user %s.\n", user_name);
+       } else if (local_flags & LOCAL_ENABLE_USER) {
+               ret = asprintf(pp_msg_str, "Enabled user %s.\n", user_name);
+       } else if (local_flags & LOCAL_SET_NO_PASSWORD) {
+               ret = asprintf(pp_msg_str,
+                               "User %s password set to none.\n", user_name);
+       }
+
+       if (ret < 0) {
+               *pp_msg_str = NULL;
        }
 
+       result = NT_STATUS_OK;
+
+done:
        TALLOC_FREE(sam_pass);
-       return NT_STATUS_OK;
+       return result;
 }
 
 /**********************************************************************
@@ -864,13 +927,13 @@ NTSTATUS local_password_change(const char *user_name,
 /*********************************************************************
 *********************************************************************/
 
-static bool init_samu_from_buffer_v0(struct samu *sampass, uint8 *buf, uint32 buflen)
+static bool init_samu_from_buffer_v0(struct samu *sampass, uint8_t *buf, uint32_t buflen)
 {
 
        /* times are stored as 32bit integer
           take care on system with 64bit wide time_t
           --SSS */
-       uint32  logon_time,
+       uint32_t        logon_time,
                logoff_time,
                kickoff_time,
                pass_last_set_time,
@@ -888,18 +951,18 @@ static bool init_samu_from_buffer_v0(struct samu *sampass, uint8 *buf, uint32 bu
        char *profile_path = NULL;
        char *acct_desc = NULL;
        char *workstations = NULL;
-       uint32  username_len, domain_len, nt_username_len,
+       uint32_t        username_len, domain_len, nt_username_len,
                dir_drive_len, unknown_str_len, munged_dial_len,
                fullname_len, homedir_len, logon_script_len,
                profile_path_len, acct_desc_len, workstations_len;
 
-       uint32  user_rid, group_rid, remove_me, hours_len, unknown_6;
-       uint16  acct_ctrl, logon_divs;
-       uint16  bad_password_count, logon_count;
-       uint8   *hours = NULL;
-       uint8   *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
-       uint32          len = 0;
-       uint32          lm_pw_len, nt_pw_len, hourslen;
+       uint32_t        user_rid, group_rid, remove_me, hours_len, unknown_6;
+       uint16_t        acct_ctrl, logon_divs;
+       uint16_t        bad_password_count, logon_count;
+       uint8_t *hours = NULL;
+       uint8_t *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
+       uint32_t                len = 0;
+       uint32_t                lm_pw_len, nt_pw_len, hourslen;
        bool ret = True;
 
        if(sampass == NULL || buf == NULL) {
@@ -942,7 +1005,7 @@ static bool init_samu_from_buffer_v0(struct samu *sampass, uint8 *buf, uint32 bu
                &logon_count,                                           /* w */
                &unknown_6);                                            /* d */
 
-       if (len == (uint32) -1)  {
+       if (len == (uint32_t) -1)  {
                ret = False;
                goto done;
        }
@@ -1049,13 +1112,13 @@ done:
 /*********************************************************************
 *********************************************************************/
 
-static bool init_samu_from_buffer_v1(struct samu *sampass, uint8 *buf, uint32 buflen)
+static bool init_samu_from_buffer_v1(struct samu *sampass, uint8_t *buf, uint32_t buflen)
 {
 
        /* times are stored as 32bit integer
           take care on system with 64bit wide time_t
           --SSS */
-       uint32  logon_time,
+       uint32_t        logon_time,
                logoff_time,
                kickoff_time,
                bad_password_time,
@@ -1074,18 +1137,18 @@ static bool init_samu_from_buffer_v1(struct samu *sampass, uint8 *buf, uint32 bu
        char *profile_path = NULL;
        char *acct_desc = NULL;
        char *workstations = NULL;
-       uint32  username_len, domain_len, nt_username_len,
+       uint32_t        username_len, domain_len, nt_username_len,
                dir_drive_len, unknown_str_len, munged_dial_len,
                fullname_len, homedir_len, logon_script_len,
                profile_path_len, acct_desc_len, workstations_len;
 
-       uint32  user_rid, group_rid, remove_me, hours_len, unknown_6;
-       uint16  acct_ctrl, logon_divs;
-       uint16  bad_password_count, logon_count;
-       uint8   *hours = NULL;
-       uint8   *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
-       uint32          len = 0;
-       uint32          lm_pw_len, nt_pw_len, hourslen;
+       uint32_t        user_rid, group_rid, remove_me, hours_len, unknown_6;
+       uint16_t        acct_ctrl, logon_divs;
+       uint16_t        bad_password_count, logon_count;
+       uint8_t *hours = NULL;
+       uint8_t *lm_pw_ptr = NULL, *nt_pw_ptr = NULL;
+       uint32_t                len = 0;
+       uint32_t                lm_pw_len, nt_pw_len, hourslen;
        bool ret = True;
 
        if(sampass == NULL || buf == NULL) {
@@ -1130,7 +1193,7 @@ static bool init_samu_from_buffer_v1(struct samu *sampass, uint8 *buf, uint32 bu
                &logon_count,                                           /* w */
                &unknown_6);                                            /* d */
 
-       if (len == (uint32) -1)  {
+       if (len == (uint32_t) -1)  {
                ret = False;
                goto done;
        }
@@ -1238,13 +1301,13 @@ done:
        return ret;
 }
 
-static bool init_samu_from_buffer_v2(struct samu *sampass, uint8 *buf, uint32 buflen)
+static bool init_samu_from_buffer_v2(struct samu *sampass, uint8_t *buf, uint32_t buflen)
 {
 
        /* times are stored as 32bit integer
           take care on system with 64bit wide time_t
           --SSS */
-       uint32  logon_time,
+       uint32_t        logon_time,
                logoff_time,
                kickoff_time,
                bad_password_time,
@@ -1263,19 +1326,19 @@ static bool init_samu_from_buffer_v2(struct samu *sampass, uint8 *buf, uint32 bu
        char *profile_path = NULL;
        char *acct_desc = NULL;
        char *workstations = NULL;
-       uint32  username_len, domain_len, nt_username_len,
+       uint32_t        username_len, domain_len, nt_username_len,
                dir_drive_len, unknown_str_len, munged_dial_len,
                fullname_len, homedir_len, logon_script_len,
                profile_path_len, acct_desc_len, workstations_len;
 
-       uint32  user_rid, group_rid, hours_len, unknown_6;
-       uint16  acct_ctrl, logon_divs;
-       uint16  bad_password_count, logon_count;
-       uint8   *hours = NULL;
-       uint8   *lm_pw_ptr = NULL, *nt_pw_ptr = NULL, *nt_pw_hist_ptr = NULL;
-       uint32          len = 0;
-       uint32          lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen;
-       uint32 pwHistLen = 0;
+       uint32_t        user_rid, group_rid, hours_len, unknown_6;
+       uint16_t        acct_ctrl, logon_divs;
+       uint16_t        bad_password_count, logon_count;
+       uint8_t *hours = NULL;
+       uint8_t *lm_pw_ptr = NULL, *nt_pw_ptr = NULL, *nt_pw_hist_ptr = NULL;
+       uint32_t                len = 0;
+       uint32_t                lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen;
+       uint32_t pwHistLen = 0;
        bool ret = True;
        fstring tmp_string;
        bool expand_explicit = lp_passdb_expand_explicit();
@@ -1323,7 +1386,7 @@ static bool init_samu_from_buffer_v2(struct samu *sampass, uint8 *buf, uint32 bu
                &logon_count,                                           /* w */
                &unknown_6);                                            /* d */
 
-       if (len == (uint32) -1)  {
+       if (len == (uint32_t) -1)  {
                ret = False;
                goto done;
        }
@@ -1410,9 +1473,9 @@ static bool init_samu_from_buffer_v2(struct samu *sampass, uint8 *buf, uint32 bu
        }
 
        /* Change from V1 is addition of password history field. */
-       pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
+       pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &pwHistLen);
        if (pwHistLen) {
-               uint8 *pw_hist = SMB_MALLOC_ARRAY(uint8, pwHistLen * PW_HISTORY_ENTRY_LEN);
+               uint8_t *pw_hist = SMB_MALLOC_ARRAY(uint8_t, pwHistLen * PW_HISTORY_ENTRY_LEN);
                if (!pw_hist) {
                        ret = False;
                        goto done;
@@ -1473,13 +1536,13 @@ done:
 /*********************************************************************
 *********************************************************************/
 
-static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 buflen)
+static bool init_samu_from_buffer_v3(struct samu *sampass, uint8_t *buf, uint32_t buflen)
 {
 
        /* times are stored as 32bit integer
           take care on system with 64bit wide time_t
           --SSS */
-       uint32  logon_time,
+       uint32_t        logon_time,
                logoff_time,
                kickoff_time,
                bad_password_time,
@@ -1490,7 +1553,7 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
        char *domain = NULL;
        char *nt_username = NULL;
        char *dir_drive = NULL;
-       char *unknown_str = NULL;
+       char *comment = NULL;
        char *munged_dial = NULL;
        char *fullname = NULL;
        char *homedir = NULL;
@@ -1498,19 +1561,19 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
        char *profile_path = NULL;
        char *acct_desc = NULL;
        char *workstations = NULL;
-       uint32  username_len, domain_len, nt_username_len,
-               dir_drive_len, unknown_str_len, munged_dial_len,
+       uint32_t        username_len, domain_len, nt_username_len,
+               dir_drive_len, comment_len, munged_dial_len,
                fullname_len, homedir_len, logon_script_len,
                profile_path_len, acct_desc_len, workstations_len;
 
-       uint32  user_rid, group_rid, hours_len, unknown_6, acct_ctrl;
-       uint16  logon_divs;
-       uint16  bad_password_count, logon_count;
-       uint8   *hours = NULL;
-       uint8   *lm_pw_ptr = NULL, *nt_pw_ptr = NULL, *nt_pw_hist_ptr = NULL;
-       uint32          len = 0;
-       uint32          lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen;
-       uint32 pwHistLen = 0;
+       uint32_t        user_rid, group_rid, hours_len, unknown_6, acct_ctrl;
+       uint16_t  logon_divs;
+       uint16_t        bad_password_count, logon_count;
+       uint8_t *hours = NULL;
+       uint8_t *lm_pw_ptr = NULL, *nt_pw_ptr = NULL, *nt_pw_hist_ptr = NULL;
+       uint32_t                len = 0;
+       uint32_t                lm_pw_len, nt_pw_len, nt_pw_hist_len, hourslen;
+       uint32_t pwHistLen = 0;
        bool ret = True;
        fstring tmp_string;
        bool expand_explicit = lp_passdb_expand_explicit();
@@ -1541,7 +1604,7 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
                &profile_path_len, &profile_path,                       /* B */
                &acct_desc_len, &acct_desc,                             /* B */
                &workstations_len, &workstations,                       /* B */
-               &unknown_str_len, &unknown_str,                         /* B */
+               &comment_len, &comment,                                 /* B */
                &munged_dial_len, &munged_dial,                         /* B */
                &user_rid,                                              /* d */
                &group_rid,                                             /* d */
@@ -1549,7 +1612,7 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
                &nt_pw_len, &nt_pw_ptr,                                 /* B */
                /* Change from V1 is addition of password history field. */
                &nt_pw_hist_len, &nt_pw_hist_ptr,                       /* B */
-               /* Change from V2 is the uint32 acb_mask */
+               /* Change from V2 is the uint32_t acb_mask */
                &acct_ctrl,                                             /* d */
                /* Also "remove_me" field was removed. */
                &logon_divs,                                            /* w */
@@ -1559,18 +1622,18 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
                &logon_count,                                           /* w */
                &unknown_6);                                            /* d */
 
-       if (len == (uint32) -1)  {
+       if (len == (uint32_t) -1)  {
                ret = False;
                goto done;
        }
 
-       pdb_set_logon_time(sampass, convert_uint32_to_time_t(logon_time), PDB_SET);
-       pdb_set_logoff_time(sampass, convert_uint32_to_time_t(logoff_time), PDB_SET);
-       pdb_set_kickoff_time(sampass, convert_uint32_to_time_t(kickoff_time), PDB_SET);
-       pdb_set_bad_password_time(sampass, convert_uint32_to_time_t(bad_password_time), PDB_SET);
-       pdb_set_pass_can_change_time(sampass, convert_uint32_to_time_t(pass_can_change_time), PDB_SET);
-       pdb_set_pass_must_change_time(sampass, convert_uint32_to_time_t(pass_must_change_time), PDB_SET);
-       pdb_set_pass_last_set_time(sampass, convert_uint32_to_time_t(pass_last_set_time), PDB_SET);
+       pdb_set_logon_time(sampass, convert_uint32_t_to_time_t(logon_time), PDB_SET);
+       pdb_set_logoff_time(sampass, convert_uint32_t_to_time_t(logoff_time), PDB_SET);
+       pdb_set_kickoff_time(sampass, convert_uint32_t_to_time_t(kickoff_time), PDB_SET);
+       pdb_set_bad_password_time(sampass, convert_uint32_t_to_time_t(bad_password_time), PDB_SET);
+       pdb_set_pass_can_change_time(sampass, convert_uint32_t_to_time_t(pass_can_change_time), PDB_SET);
+       pdb_set_pass_must_change_time(sampass, convert_uint32_t_to_time_t(pass_must_change_time), PDB_SET);
+       pdb_set_pass_last_set_time(sampass, convert_uint32_t_to_time_t(pass_last_set_time), PDB_SET);
 
        pdb_set_username(sampass, username, PDB_SET); 
        pdb_set_domain(sampass, domain, PDB_SET);
@@ -1627,6 +1690,7 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
        }
 
        pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
+       pdb_set_comment(sampass, comment, PDB_SET);
        pdb_set_workstations(sampass, workstations, PDB_SET);
        pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
 
@@ -1644,9 +1708,9 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
                }
        }
 
-       pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
+       pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &pwHistLen);
        if (pwHistLen) {
-               uint8 *pw_hist = (uint8 *)SMB_MALLOC(pwHistLen * PW_HISTORY_ENTRY_LEN);
+               uint8_t *pw_hist = (uint8_t *)SMB_MALLOC(pwHistLen * PW_HISTORY_ENTRY_LEN);
                if (!pw_hist) {
                        ret = False;
                        goto done;
@@ -1677,7 +1741,7 @@ static bool init_samu_from_buffer_v3(struct samu *sampass, uint8 *buf, uint32 bu
        pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
        pdb_set_logon_count(sampass, logon_count, PDB_SET);
        pdb_set_unknown_6(sampass, unknown_6, PDB_SET);
-       /* Change from V2 is the uint32 acct_ctrl */
+       /* Change from V2 is the uint32_t acct_ctrl */
        pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
        pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
        pdb_set_hours(sampass, hours, PDB_SET);
@@ -1695,7 +1759,7 @@ done:
        SAFE_FREE(acct_desc);
        SAFE_FREE(workstations);
        SAFE_FREE(munged_dial);
-       SAFE_FREE(unknown_str);
+       SAFE_FREE(comment);
        SAFE_FREE(lm_pw_ptr);
        SAFE_FREE(nt_pw_ptr);
        SAFE_FREE(nt_pw_hist_ptr);
@@ -1707,14 +1771,14 @@ done:
 /*********************************************************************
 *********************************************************************/
 
-static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool size_only)
+static uint32_t init_buffer_from_samu_v3 (uint8_t **buf, struct samu *sampass, bool size_only)
 {
        size_t len, buflen;
 
        /* times are stored as 32bit integer
           take care on system with 64bit wide time_t
           --SSS */
-       uint32  logon_time,
+       uint32_t        logon_time,
                logoff_time,
                kickoff_time,
                bad_password_time,
@@ -1722,13 +1786,13 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
                pass_can_change_time,
                pass_must_change_time;
 
-       uint32  user_rid, group_rid;
+       uint32_t  user_rid, group_rid;
 
        const char *username;
        const char *domain;
        const char *nt_username;
        const char *dir_drive;
-       const char *unknown_str;
+       const char *comment;
        const char *munged_dial;
        const char *fullname;
        const char *homedir;
@@ -1736,29 +1800,29 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
        const char *profile_path;
        const char *acct_desc;
        const char *workstations;
-       uint32  username_len, domain_len, nt_username_len,
-               dir_drive_len, unknown_str_len, munged_dial_len,
+       uint32_t        username_len, domain_len, nt_username_len,
+               dir_drive_len, comment_len, munged_dial_len,
                fullname_len, homedir_len, logon_script_len,
                profile_path_len, acct_desc_len, workstations_len;
 
-       const uint8 *lm_pw;
-       const uint8 *nt_pw;
-       const uint8 *nt_pw_hist;
-       uint32  lm_pw_len = 16;
-       uint32  nt_pw_len = 16;
-       uint32  nt_pw_hist_len;
-       uint32 pwHistLen = 0;
+       const uint8_t *lm_pw;
+       const uint8_t *nt_pw;
+       const uint8_t *nt_pw_hist;
+       uint32_t        lm_pw_len = 16;
+       uint32_t        nt_pw_len = 16;
+       uint32_t  nt_pw_hist_len;
+       uint32_t pwHistLen = 0;
 
        *buf = NULL;
        buflen = 0;
 
-       logon_time = convert_time_t_to_uint32(pdb_get_logon_time(sampass));
-       logoff_time = convert_time_t_to_uint32(pdb_get_logoff_time(sampass));
-       kickoff_time = convert_time_t_to_uint32(pdb_get_kickoff_time(sampass));
-       bad_password_time = convert_time_t_to_uint32(pdb_get_bad_password_time(sampass));
-       pass_can_change_time = convert_time_t_to_uint32(pdb_get_pass_can_change_time_noncalc(sampass));
-       pass_must_change_time = convert_time_t_to_uint32(pdb_get_pass_must_change_time(sampass));
-       pass_last_set_time = convert_time_t_to_uint32(pdb_get_pass_last_set_time(sampass));
+       logon_time = convert_time_t_to_uint32_t(pdb_get_logon_time(sampass));
+       logoff_time = convert_time_t_to_uint32_t(pdb_get_logoff_time(sampass));
+       kickoff_time = convert_time_t_to_uint32_t(pdb_get_kickoff_time(sampass));
+       bad_password_time = convert_time_t_to_uint32_t(pdb_get_bad_password_time(sampass));
+       pass_can_change_time = convert_time_t_to_uint32_t(pdb_get_pass_can_change_time_noncalc(sampass));
+       pass_must_change_time = convert_time_t_to_uint32_t(pdb_get_pass_must_change_time(sampass));
+       pass_last_set_time = convert_time_t_to_uint32_t(pdb_get_pass_last_set_time(sampass));
 
        user_rid = pdb_get_user_rid(sampass);
        group_rid = pdb_get_group_rid(sampass);
@@ -1849,7 +1913,7 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
                nt_pw_len = 0;
        }
 
-       pdb_get_account_policy(AP_PASSWORD_HISTORY, &pwHistLen);
+       pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &pwHistLen);
        nt_pw_hist =  pdb_get_pw_history(sampass, &nt_pw_hist_len);
        if (pwHistLen && nt_pw_hist && nt_pw_hist_len) {
                nt_pw_hist_len *= PW_HISTORY_ENTRY_LEN;
@@ -1871,8 +1935,12 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
                workstations_len = 0;
        }
 
-       unknown_str = NULL;
-       unknown_str_len = 0;
+       comment = pdb_get_comment(sampass);
+       if (comment) {
+               comment_len = strlen(comment) +1;
+       } else {
+               comment_len = 0;
+       }
 
        munged_dial = pdb_get_munged_dial(sampass);
        if (munged_dial) {
@@ -1902,7 +1970,7 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
                profile_path_len, profile_path,         /* B */
                acct_desc_len, acct_desc,               /* B */
                workstations_len, workstations,         /* B */
-               unknown_str_len, unknown_str,           /* B */
+               comment_len, comment,                   /* B */
                munged_dial_len, munged_dial,           /* B */
                user_rid,                               /* d */
                group_rid,                              /* d */
@@ -1922,7 +1990,7 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
        }
 
        /* malloc the space needed */
-       if ( (*buf=(uint8*)SMB_MALLOC(len)) == NULL) {
+       if ( (*buf=(uint8_t*)SMB_MALLOC(len)) == NULL) {
                DEBUG(0,("init_buffer_from_samu_v3: Unable to malloc() memory for buffer!\n"));
                return (-1);
        }
@@ -1946,7 +2014,7 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
                profile_path_len, profile_path,         /* B */
                acct_desc_len, acct_desc,               /* B */
                workstations_len, workstations,         /* B */
-               unknown_str_len, unknown_str,           /* B */
+               comment_len, comment,                   /* B */
                munged_dial_len, munged_dial,           /* B */
                user_rid,                               /* d */
                group_rid,                              /* d */
@@ -1973,13 +2041,13 @@ static uint32 init_buffer_from_samu_v3 (uint8 **buf, struct samu *sampass, bool
        return (buflen);
 }
 
-static bool init_samu_from_buffer_v4(struct samu *sampass, uint8 *buf, uint32 buflen)
+static bool init_samu_from_buffer_v4(struct samu *sampass, uint8_t *buf, uint32_t buflen)
 {
        /* nothing changed between V3 and V4 */
        return init_samu_from_buffer_v3(sampass, buf, buflen);
 }
 
-static uint32 init_buffer_from_samu_v4(uint8 **buf, struct samu *sampass, bool size_only)
+static uint32_t init_buffer_from_samu_v4(uint8_t **buf, struct samu *sampass, bool size_only)
 {
        /* nothing changed between V3 and V4 */
        return init_buffer_from_samu_v3(buf, sampass, size_only);
@@ -1990,7 +2058,7 @@ static uint32 init_buffer_from_samu_v4(uint8 **buf, struct samu *sampass, bool s
  *********************************************************************/
 
 bool init_samu_from_buffer(struct samu *sampass, uint32_t level,
-                          uint8 *buf, uint32 buflen)
+                          uint8_t *buf, uint32_t buflen)
 {
        switch (level) {
        case SAMU_BUFFER_V0:
@@ -2012,7 +2080,7 @@ bool init_samu_from_buffer(struct samu *sampass, uint32_t level,
  Intialize a BYTE buffer from a struct samu struct
  *********************************************************************/
 
-uint32 init_buffer_from_samu (uint8 **buf, struct samu *sampass, bool size_only)
+uint32_t init_buffer_from_samu (uint8_t **buf, struct samu *sampass, bool size_only)
 {
        return init_buffer_from_samu_v4(buf, sampass, size_only);
 }
@@ -2022,7 +2090,7 @@ uint32 init_buffer_from_samu (uint8 **buf, struct samu *sampass, bool size_only)
 
 bool pdb_copy_sam_account(struct samu *dst, struct samu *src )
 {
-       uint8 *buf = NULL;
+       uint8_t *buf = NULL;
        int len;
 
        len = init_buffer_from_samu(&buf, src, False);
@@ -2046,19 +2114,23 @@ bool pdb_copy_sam_account(struct samu *dst, struct samu *src )
                }
        }
 
+       if (src->group_sid) {
+               pdb_set_group_sid(dst, src->group_sid, PDB_SET);
+       }
+
        free(buf);
        return True;
 }
 
 /*********************************************************************
- Update the bad password count checking the AP_RESET_COUNT_TIME 
+ Update the bad password count checking the PDB_POLICY_RESET_COUNT_TIME
 *********************************************************************/
 
 bool pdb_update_bad_password_count(struct samu *sampass, bool *updated)
 {
        time_t LastBadPassword;
-       uint16 BadPasswordCount;
-       uint32 resettime; 
+       uint16_t BadPasswordCount;
+       uint32_t resettime;
        bool res;
 
        BadPasswordCount = pdb_get_bad_password_count(sampass);
@@ -2068,7 +2140,7 @@ bool pdb_update_bad_password_count(struct samu *sampass, bool *updated)
        }
 
        become_root();
-       res = pdb_get_account_policy(AP_RESET_COUNT_TIME, &resettime);
+       res = pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &resettime);
        unbecome_root();
 
        if (!res) {
@@ -2077,15 +2149,15 @@ bool pdb_update_bad_password_count(struct samu *sampass, bool *updated)
        }
 
        /* First, check if there is a reset time to compare */
-       if ((resettime == (uint32) -1) || (resettime == 0)) {
+       if ((resettime == (uint32_t) -1) || (resettime == 0)) {
                DEBUG(9, ("No reset time, can't reset bad pw count\n"));
                return True;
        }
 
        LastBadPassword = pdb_get_bad_password_time(sampass);
        DEBUG(7, ("LastBadPassword=%d, resettime=%d, current time=%d.\n", 
-                  (uint32) LastBadPassword, resettime, (uint32)time(NULL)));
-       if (time(NULL) > (LastBadPassword + convert_uint32_to_time_t(resettime)*60)){
+                  (uint32_t) LastBadPassword, resettime, (uint32_t)time(NULL)));
+       if (time(NULL) > (LastBadPassword + convert_uint32_t_to_time_t(resettime)*60)){
                pdb_set_bad_password_count(sampass, 0, PDB_CHANGED);
                pdb_set_bad_password_time(sampass, 0, PDB_CHANGED);
                if (updated) {
@@ -2097,12 +2169,12 @@ bool pdb_update_bad_password_count(struct samu *sampass, bool *updated)
 }
 
 /*********************************************************************
- Update the ACB_AUTOLOCK flag checking the AP_LOCK_ACCOUNT_DURATION 
+ Update the ACB_AUTOLOCK flag checking the PDB_POLICY_LOCK_ACCOUNT_DURATION
 *********************************************************************/
 
 bool pdb_update_autolock_flag(struct samu *sampass, bool *updated)
 {
-       uint32 duration;
+       uint32_t duration;
        time_t LastBadPassword;
        bool res;
 
@@ -2113,7 +2185,7 @@ bool pdb_update_autolock_flag(struct samu *sampass, bool *updated)
        }
 
        become_root();
-       res = pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &duration);
+       res = pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &duration);
        unbecome_root();
 
        if (!res) {
@@ -2122,14 +2194,14 @@ bool pdb_update_autolock_flag(struct samu *sampass, bool *updated)
        }
 
        /* First, check if there is a duration to compare */
-       if ((duration == (uint32) -1)  || (duration == 0)) {
+       if ((duration == (uint32_t) -1)  || (duration == 0)) {
                DEBUG(9, ("pdb_update_autolock_flag: No reset duration, can't reset autolock\n"));
                return True;
        }
 
        LastBadPassword = pdb_get_bad_password_time(sampass);
        DEBUG(7, ("pdb_update_autolock_flag: Account %s, LastBadPassword=%d, duration=%d, current time =%d.\n",
-                 pdb_get_username(sampass), (uint32)LastBadPassword, duration*60, (uint32)time(NULL)));
+                 pdb_get_username(sampass), (uint32_t)LastBadPassword, duration*60, (uint32_t)time(NULL)));
 
        if (LastBadPassword == (time_t)0) {
                DEBUG(1,("pdb_update_autolock_flag: Account %s "
@@ -2139,7 +2211,7 @@ bool pdb_update_autolock_flag(struct samu *sampass, bool *updated)
                return True;
        }
 
-       if ((time(NULL) > (LastBadPassword + convert_uint32_to_time_t(duration) * 60))) {
+       if ((time(NULL) > (LastBadPassword + convert_uint32_t_to_time_t(duration) * 60))) {
                pdb_set_acct_ctrl(sampass,
                                  pdb_get_acct_ctrl(sampass) & ~ACB_AUTOLOCK,
                                  PDB_CHANGED);
@@ -2159,13 +2231,13 @@ bool pdb_update_autolock_flag(struct samu *sampass, bool *updated)
 
 bool pdb_increment_bad_password_count(struct samu *sampass)
 {
-       uint32 account_policy_lockout;
+       uint32_t account_policy_lockout;
        bool autolock_updated = False, badpw_updated = False;
        bool ret;
 
        /* Retrieve the account lockout policy */
        become_root();
-       ret = pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_lockout);
+       ret = pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_lockout);
        unbecome_root();
        if ( !ret ) {
                DEBUG(0, ("pdb_increment_bad_password_count: pdb_get_account_policy failed.\n"));
@@ -2223,7 +2295,8 @@ bool is_dc_trusted_domain_situation(const char *domain_name)
 *******************************************************************/
 
 bool get_trust_pw_clear(const char *domain, char **ret_pwd,
-                       const char **account_name, uint32 *channel)
+                       const char **account_name,
+                       enum netr_SchannelType *channel)
 {
        char *pwd;
        time_t last_set_time;
@@ -2294,8 +2367,9 @@ bool get_trust_pw_clear(const char *domain, char **ret_pwd,
  appropriate account name is stored in account_name.
 *******************************************************************/
 
-bool get_trust_pw_hash(const char *domain, uint8 ret_pwd[16],
-                      const char **account_name, uint32 *channel)
+bool get_trust_pw_hash(const char *domain, uint8_t ret_pwd[16],
+                      const char **account_name,
+                      enum netr_SchannelType *channel)
 {
        char *pwd = NULL;
        time_t last_set_time;
@@ -2325,26 +2399,3 @@ bool get_trust_pw_hash(const char *domain, uint8 ret_pwd[16],
                "password for domain %s\n", domain));
        return False;
 }
-
-struct samr_LogonHours get_logon_hours_from_pdb(TALLOC_CTX *mem_ctx,
-                                               struct samu *pw)
-{
-       struct samr_LogonHours hours;
-       const int units_per_week = 168;
-
-       ZERO_STRUCT(hours);
-       hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week);
-       if (!hours.bits) {
-               return hours;
-       }
-
-       hours.units_per_week = units_per_week;
-       memset(hours.bits, 0xFF, units_per_week);
-
-       if (pdb_get_hours(pw)) {
-               memcpy(hours.bits, pdb_get_hours(pw),
-                      MIN(pdb_get_hours_len(pw), units_per_week));
-       }
-
-       return hours;
-}