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cli_samr.c

/* 
   Unix SMB/CIFS implementation.
   RPC pipe client
   Copyright (C) Tim Potter                        2000-2001,
   Copyright (C) Andrew Tridgell              1992-1997,2000,
   Copyright (C) Luke Kenneth Casson Leighton 1996-1997,2000,
   Copyright (C) Paul Ashton                       1997,2000,
   Copyright (C) Elrond                                 2000.
   
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include "includes.h"

/* Opens a SMB connection to the SAMR pipe */

struct cli_state *cli_samr_initialise(struct cli_state *cli, char *system_name,
                              struct ntuser_creds *creds)
{
        return cli_pipe_initialise(cli, system_name, PIPE_SAMR, creds);
}

/* Connect to SAMR database */

NTSTATUS cli_samr_connect(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                          uint32 access_mask, POLICY_HND *connect_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_CONNECT q;
      SAMR_R_CONNECT r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_connect(&q, cli->desthost, access_mask);

      if (!samr_io_q_connect("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_CONNECT, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_connect("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *connect_pol = r.connect_pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Close SAMR handle */

NTSTATUS cli_samr_close(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                        POLICY_HND *connect_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_CLOSE_HND q;
      SAMR_R_CLOSE_HND r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_close_hnd(&q, connect_pol);

      if (!samr_io_q_close_hnd("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_CLOSE_HND, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_close_hnd("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *connect_pol = r.pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Open handle on a domain */

NTSTATUS cli_samr_open_domain(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                              POLICY_HND *connect_pol, uint32 access_mask, 
                              DOM_SID *domain_sid, POLICY_HND *domain_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_OPEN_DOMAIN q;
      SAMR_R_OPEN_DOMAIN r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_open_domain(&q, connect_pol, access_mask, domain_sid);

      if (!samr_io_q_open_domain("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_OPEN_DOMAIN, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_open_domain("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *domain_pol = r.domain_pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Open handle on a user */

NTSTATUS cli_samr_open_user(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                            POLICY_HND *domain_pol, uint32 access_mask, 
                            uint32 user_rid, POLICY_HND *user_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_OPEN_USER q;
      SAMR_R_OPEN_USER r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_open_user(&q, domain_pol, access_mask, user_rid);

      if (!samr_io_q_open_user("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_OPEN_USER, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_open_user("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *user_pol = r.user_pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Open handle on a group */

NTSTATUS cli_samr_open_group(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                             POLICY_HND *domain_pol, uint32 access_mask, 
                             uint32 group_rid, POLICY_HND *group_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_OPEN_GROUP q;
      SAMR_R_OPEN_GROUP r;
      NTSTATUS result =  NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_open_group(&q, domain_pol, access_mask, group_rid);

      if (!samr_io_q_open_group("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_OPEN_GROUP, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_open_group("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *group_pol = r.pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query user info */

NTSTATUS cli_samr_query_userinfo(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                                 POLICY_HND *user_pol, uint16 switch_value, 
                                 SAM_USERINFO_CTR **ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_USERINFO q;
      SAMR_R_QUERY_USERINFO r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_userinfo(&q, user_pol, switch_value);

      if (!samr_io_q_query_userinfo("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_USERINFO, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_userinfo("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      result = r.status;
      *ctr = r.ctr;

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query group info */

NTSTATUS cli_samr_query_groupinfo(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                                  POLICY_HND *group_pol, uint32 info_level, 
                                  GROUP_INFO_CTR **ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_GROUPINFO q;
      SAMR_R_QUERY_GROUPINFO r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_groupinfo(&q, group_pol, info_level);

      if (!samr_io_q_query_groupinfo("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_GROUPINFO, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_groupinfo("", &r, &rbuf, 0)) {
            goto done;
      }

      *ctr = r.ctr;

      /* Return output parameters */

      result = r.status;

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query user groups */

NTSTATUS cli_samr_query_usergroups(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                   POLICY_HND *user_pol, uint32 *num_groups, 
                                   DOM_GID **gid)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_USERGROUPS q;
      SAMR_R_QUERY_USERGROUPS r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_usergroups(&q, user_pol);

      if (!samr_io_q_query_usergroups("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_USERGROUPS, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_usergroups("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *num_groups = r.num_entries;
            *gid = r.gid;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query user aliases */

NTSTATUS cli_samr_query_useraliases(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                   POLICY_HND *user_pol, uint32 num_sids, DOM_SID2 *sid,
                           uint32 *num_aliases, uint32 **als_rids)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_USERALIASES q;
      SAMR_R_QUERY_USERALIASES r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint ptr=1;
      
      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_useraliases(&q, user_pol, num_sids, &ptr, sid);

      if (!samr_io_q_query_useraliases("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_USERALIASES, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_useraliases("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *num_aliases = r.num_entries;
            *als_rids = r.rid;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query user groups */

NTSTATUS cli_samr_query_groupmem(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                                 POLICY_HND *group_pol, uint32 *num_mem, 
                                 uint32 **rid, uint32 **attr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_GROUPMEM q;
      SAMR_R_QUERY_GROUPMEM r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_groupmem(&q, group_pol);

      if (!samr_io_q_query_groupmem("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_GROUPMEM, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_groupmem("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *num_mem = r.num_entries;
            *rid = r.rid;
            *attr = r.attr;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Enumerate domain groups */

NTSTATUS cli_samr_enum_dom_groups(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                  POLICY_HND *pol, uint32 *start_idx, 
                                  uint32 size, struct acct_info **dom_groups,
                                  uint32 *num_dom_groups)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_ENUM_DOM_GROUPS q;
      SAMR_R_ENUM_DOM_GROUPS r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint32 name_idx, i;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_enum_dom_groups(&q, pol, *start_idx, size);

      if (!samr_io_q_enum_dom_groups("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_ENUM_DOM_GROUPS, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_enum_dom_groups("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      result = r.status;

      if (!NT_STATUS_IS_OK(result) &&
          NT_STATUS_V(result) != NT_STATUS_V(STATUS_MORE_ENTRIES)) {
            goto done;
      }

      *num_dom_groups = r.num_entries2;

      if (!((*dom_groups) = (struct acct_info *)
            talloc(mem_ctx, sizeof(struct acct_info) * *num_dom_groups))) {
            result = NT_STATUS_UNSUCCESSFUL;
            goto done;
      }

      memset(*dom_groups, 0, sizeof(struct acct_info) * *num_dom_groups);

      name_idx = 0;

      for (i = 0; i < *num_dom_groups; i++) {

            (*dom_groups)[i].rid = r.sam[i].rid;

            if (r.sam[i].hdr_name.buffer) {
                  unistr2_to_unix((*dom_groups)[i].acct_name,
                               &r.uni_grp_name[name_idx],
                               sizeof(fstring) - 1);
                  name_idx++;
            }

            *start_idx = r.next_idx;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Enumerate domain groups */

NTSTATUS cli_samr_enum_als_groups(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                  POLICY_HND *pol, uint32 *start_idx, 
                                  uint32 size, struct acct_info **dom_groups,
                                  uint32 *num_dom_groups)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_ENUM_DOM_ALIASES q;
      SAMR_R_ENUM_DOM_ALIASES r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint32 name_idx, i;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_enum_dom_aliases(&q, pol, *start_idx, size);

      if (!samr_io_q_enum_dom_aliases("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_ENUM_DOM_ALIASES, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_enum_dom_aliases("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      result = r.status;

      if (!NT_STATUS_IS_OK(result) &&
          NT_STATUS_V(result) != NT_STATUS_V(STATUS_MORE_ENTRIES)) {
            goto done;
      }

      *num_dom_groups = r.num_entries2;

      if (!((*dom_groups) = (struct acct_info *)
            talloc(mem_ctx, sizeof(struct acct_info) * *num_dom_groups))) {
            result = NT_STATUS_UNSUCCESSFUL;
            goto done;
      }

      memset(*dom_groups, 0, sizeof(struct acct_info) * *num_dom_groups);

      name_idx = 0;

      for (i = 0; i < *num_dom_groups; i++) {

            (*dom_groups)[i].rid = r.sam[i].rid;

            if (r.sam[i].hdr_name.buffer) {
                  unistr2_to_unix((*dom_groups)[i].acct_name,
                               &r.uni_grp_name[name_idx],
                               sizeof(fstring) - 1);
                  name_idx++;
            }

            *start_idx = r.next_idx;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query alias members */

NTSTATUS cli_samr_query_aliasmem(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                                 POLICY_HND *alias_pol, uint32 *num_mem, 
                                 DOM_SID **sids)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_ALIASMEM q;
      SAMR_R_QUERY_ALIASMEM r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint32 i;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_aliasmem(&q, alias_pol);

      if (!samr_io_q_query_aliasmem("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_ALIASMEM, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_aliasmem("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

      *num_mem = r.num_sids;

      if (!(*sids = talloc(mem_ctx, sizeof(DOM_SID) * *num_mem))) {
            result = NT_STATUS_UNSUCCESSFUL;
            goto done;
      }

      for (i = 0; i < *num_mem; i++) {
            (*sids)[i] = r.sid[i].sid;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Open handle on an alias */

NTSTATUS cli_samr_open_alias(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                             POLICY_HND *domain_pol, uint32 access_mask, 
                             uint32 alias_rid, POLICY_HND *alias_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_OPEN_ALIAS q;
      SAMR_R_OPEN_ALIAS r;
      NTSTATUS result;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_open_alias(&q, domain_pol, access_mask, alias_rid);

      if (!samr_io_q_open_alias("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_OPEN_ALIAS, &qbuf, &rbuf)) {
            result = NT_STATUS_UNSUCCESSFUL;
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_open_alias("", &r, &rbuf, 0)) {
            result = NT_STATUS_UNSUCCESSFUL;
            goto done;
      }

      /* Return output parameters */

      if (NT_STATUS_IS_OK(result = r.status)) {
            *alias_pol = r.pol;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query domain info */

NTSTATUS cli_samr_query_dom_info(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                 POLICY_HND *domain_pol, uint16 switch_value,
                                 SAM_UNK_CTR *ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_DOMAIN_INFO q;
      SAMR_R_QUERY_DOMAIN_INFO r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_dom_info(&q, domain_pol, switch_value);

      if (!samr_io_q_query_dom_info("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_DOMAIN_INFO, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      r.ctr = ctr;

      if (!samr_io_r_query_dom_info("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* This function returns the bizzare set of (max_entries, max_size) required
   for the QueryDisplayInfo RPC to actually work against a domain controller
   with large (10k and higher) numbers of users.  These values were 
   obtained by inspection using ethereal and NT4 running User Manager. */

void get_query_dispinfo_params(int loop_count, uint32 *max_entries,
                         uint32 *max_size)
{
      switch(loop_count) {
      case 0:
            *max_entries = 512;
            *max_size = 16383;
            break;
      case 1:
            *max_entries = 1024;
            *max_size = 32766;
            break;
      case 2:
            *max_entries = 2048;
            *max_size = 65532;
            break;
      case 3:
            *max_entries = 4096;
            *max_size = 131064;
            break;
      default:              /* loop_count >= 4 */
            *max_entries = 4096;
            *max_size = 131071;
            break;
      }
}                

/* Query display info */

NTSTATUS cli_samr_query_dispinfo(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                 POLICY_HND *domain_pol, uint32 *start_idx,
                                 uint16 switch_value, uint32 *num_entries,
                                 uint32 max_entries, uint32 max_size,
                         SAM_DISPINFO_CTR *ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_DISPINFO q;
      SAMR_R_QUERY_DISPINFO r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_dispinfo(&q, domain_pol, switch_value,
                           *start_idx, max_entries, max_size);

      /* XXX: Some level 0 debugs to try and identify the cause of cr1168 */

      if (!samr_io_q_query_dispinfo("", &q, &qbuf, 0)) {
            DEBUG(0, ("cli_samr_query_dispinfo: samr_io_q_query_dispinfo failed!\n"));
            goto done;
      }

      if (!rpc_api_pipe_req(cli, SAMR_QUERY_DISPINFO, &qbuf, &rbuf)) {
            DEBUG(0, ("cli_samr_query_dispinfo: rpc_api_pipe_req failed!\n"));
            goto done;
      }

      /* Unmarshall response */

      r.ctr = ctr;

      if (!samr_io_r_query_dispinfo("", &r, &rbuf, 0)) {
            DEBUG(0, ("cli_samr_query_dispinfo: samr_io_r_query_dispinfo failed!\n"));
            goto done;
      }

      /* Return output parameters */

        result = r.status;

      if (!NT_STATUS_IS_OK(result) &&
          NT_STATUS_V(result) != NT_STATUS_V(STATUS_MORE_ENTRIES)) {
            goto done;
      }

      *num_entries = r.num_entries;
      *start_idx += r.num_entries;  /* No next_idx in this structure! */

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Lookup rids.  Note that NT4 seems to crash if more than ~1000 rids are
   looked up in one packet. */

NTSTATUS cli_samr_lookup_rids(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                              POLICY_HND *domain_pol, uint32 flags,
                              uint32 num_rids, uint32 *rids, 
                              uint32 *num_names, char ***names,
                              uint32 **name_types)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_LOOKUP_RIDS q;
      SAMR_R_LOOKUP_RIDS r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint32 i;

        if (num_rids > 1000) {
                DEBUG(2, ("cli_samr_lookup_rids: warning: NT4 can crash if more than ~1000 rids are looked up at once.\n"));
        }

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_lookup_rids(mem_ctx, &q, domain_pol, flags,
                        num_rids, rids);

      if (!samr_io_q_lookup_rids("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_LOOKUP_RIDS, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_lookup_rids("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

      if (r.num_names1 == 0) {
            *num_names = 0;
            *names = NULL;
            goto done;
      }

      *num_names = r.num_names1;
      *names = talloc(mem_ctx, sizeof(char *) * r.num_names1);
      *name_types = talloc(mem_ctx, sizeof(uint32) * r.num_names1);

      for (i = 0; i < r.num_names1; i++) {
            fstring tmp;

            unistr2_to_unix(tmp, &r.uni_name[i], sizeof(tmp) - 1);
            (*names)[i] = talloc_strdup(mem_ctx, tmp);
            (*name_types)[i] = r.type[i];
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Lookup names */

NTSTATUS cli_samr_lookup_names(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                               POLICY_HND *domain_pol, uint32 flags,
                               uint32 num_names, const char **names,
                               uint32 *num_rids, uint32 **rids,
                               uint32 **rid_types)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_LOOKUP_NAMES q;
      SAMR_R_LOOKUP_NAMES r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
      uint32 i;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_lookup_names(mem_ctx, &q, domain_pol, flags,
                         num_names, names);

      if (!samr_io_q_lookup_names("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_LOOKUP_NAMES, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_lookup_names("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

      if (r.num_rids1 == 0) {
            *num_rids = 0;
            goto done;
      }

      *num_rids = r.num_rids1;
      *rids = talloc(mem_ctx, sizeof(uint32) * r.num_rids1);
      *rid_types = talloc(mem_ctx, sizeof(uint32) * r.num_rids1);

      for (i = 0; i < r.num_rids1; i++) {
            (*rids)[i] = r.rids[i];
            (*rid_types)[i] = r.types[i];
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Create a domain user */

NTSTATUS cli_samr_create_dom_user(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                  POLICY_HND *domain_pol, char *acct_name,
                                  uint32 acb_info, uint32 unknown, 
                                  POLICY_HND *user_pol, uint32 *rid)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_CREATE_USER q;
      SAMR_R_CREATE_USER r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_create_user(&q, domain_pol, acct_name, acb_info, unknown);

      if (!samr_io_q_create_user("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_CREATE_USER, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_create_user("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

      if (user_pol)
            *user_pol = r.user_pol;

      if (rid)
            *rid = r.user_rid;

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Set userinfo */

NTSTATUS cli_samr_set_userinfo(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                               POLICY_HND *user_pol, uint16 switch_value,
                               uchar sess_key[16], SAM_USERINFO_CTR *ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_SET_USERINFO q;
      SAMR_R_SET_USERINFO r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      q.ctr = ctr;

      init_samr_q_set_userinfo(&q, user_pol, sess_key, switch_value, 
                         ctr->info.id);

      if (!samr_io_q_set_userinfo("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_SET_USERINFO, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_set_userinfo("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Set userinfo2 */

NTSTATUS cli_samr_set_userinfo2(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                POLICY_HND *user_pol, uint16 switch_value,
                                uchar sess_key[16], SAM_USERINFO_CTR *ctr)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_SET_USERINFO2 q;
      SAMR_R_SET_USERINFO2 r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_set_userinfo2(&q, user_pol, sess_key, switch_value, ctr);

      if (!samr_io_q_set_userinfo2("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_SET_USERINFO2, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_set_userinfo2("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      if (!NT_STATUS_IS_OK(result = r.status)) {
            goto done;
      }

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Delete domain user */

NTSTATUS cli_samr_delete_dom_user(struct cli_state *cli, TALLOC_CTX *mem_ctx, 
                                  POLICY_HND *user_pol)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_DELETE_DOM_USER q;
      SAMR_R_DELETE_DOM_USER r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_delete_dom_user(&q, user_pol);

      if (!samr_io_q_delete_dom_user("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_DELETE_DOM_USER, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_delete_dom_user("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      result = r.status;

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

/* Query user security object */

NTSTATUS cli_samr_query_sec_obj(struct cli_state *cli, TALLOC_CTX *mem_ctx,
                                 POLICY_HND *user_pol, uint16 switch_value, 
                                 TALLOC_CTX *ctx, SEC_DESC_BUF **sec_desc_buf)
{
      prs_struct qbuf, rbuf;
      SAMR_Q_QUERY_SEC_OBJ q;
      SAMR_R_QUERY_SEC_OBJ r;
      NTSTATUS result = NT_STATUS_UNSUCCESSFUL;

      ZERO_STRUCT(q);
      ZERO_STRUCT(r);

      /* Initialise parse structures */

      prs_init(&qbuf, MAX_PDU_FRAG_LEN, mem_ctx, MARSHALL);
      prs_init(&rbuf, 0, mem_ctx, UNMARSHALL);

      /* Marshall data and send request */

      init_samr_q_query_sec_obj(&q, user_pol, switch_value);

      if (!samr_io_q_query_sec_obj("", &q, &qbuf, 0) ||
          !rpc_api_pipe_req(cli, SAMR_QUERY_SEC_OBJECT, &qbuf, &rbuf)) {
            goto done;
      }

      /* Unmarshall response */

      if (!samr_io_r_query_sec_obj("", &r, &rbuf, 0)) {
            goto done;
      }

      /* Return output parameters */

      result = r.status;
      *sec_desc_buf=dup_sec_desc_buf(ctx, r.buf);

 done:
      prs_mem_free(&qbuf);
      prs_mem_free(&rbuf);

      return result;
}

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