LCOV - code coverage report
Current view: top level - source4/rpc_server/srvsvc - srvsvc_ntvfs.c (source / functions) Hit Total Coverage
Test: coverage report for master 6248eab5 Lines: 0 47 0.0 %
Date: 2021-08-25 13:27:56 Functions: 0 2 0.0 %

          Line data    Source code
       1             : /* 
       2             :    Unix SMB/CIFS implementation.
       3             : 
       4             :    srvsvc pipe ntvfs helper functions
       5             : 
       6             :    Copyright (C) Stefan (metze) Metzmacher 2006
       7             :    
       8             :    This program is free software; you can redistribute it and/or modify
       9             :    it under the terms of the GNU General Public License as published by
      10             :    the Free Software Foundation; either version 3 of the License, or
      11             :    (at your option) any later version.
      12             :    
      13             :    This program is distributed in the hope that it will be useful,
      14             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      15             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      16             :    GNU General Public License for more details.
      17             :    
      18             :    You should have received a copy of the GNU General Public License
      19             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      20             : */
      21             : #include "includes.h"
      22             : #include "ntvfs/ntvfs.h"
      23             : #include "rpc_server/dcerpc_server.h"
      24             : #include "param/param.h"
      25             : #include "rpc_server/srvsvc/proto.h"
      26             : 
      27             : struct srvsvc_ntvfs_ctx {
      28             :         struct ntvfs_context *ntvfs;
      29             : };
      30             : 
      31           0 : static int srvsvc_ntvfs_ctx_destructor(struct srvsvc_ntvfs_ctx *c)
      32             : {
      33           0 :         ntvfs_disconnect(c->ntvfs);
      34           0 :         return 0;
      35             : }
      36             : 
      37           0 : NTSTATUS srvsvc_create_ntvfs_context(struct dcesrv_call_state *dce_call,
      38             :                                      TALLOC_CTX *mem_ctx,
      39             :                                      const char *share,
      40             :                                      struct ntvfs_context **_ntvfs)
      41             : {
      42           0 :         struct auth_session_info *session_info =
      43             :                 dcesrv_call_session_info(dce_call);
      44           0 :         struct imessaging_context *imsg_ctx =
      45           0 :                 dcesrv_imessaging_context(dce_call->conn);
      46           0 :         struct server_id server_id = dcesrv_server_id(dce_call->conn);
      47             :         NTSTATUS status;
      48             :         struct srvsvc_ntvfs_ctx *c;
      49             :         struct ntvfs_request *ntvfs_req;
      50             :         enum ntvfs_type type;
      51             :         struct share_context *sctx;
      52             :         struct share_config *scfg;
      53             :         char *sharetype;
      54             :         union smb_tcon tcon;
      55             :         const struct tsocket_address *local_address;
      56             :         const struct tsocket_address *remote_address;
      57             : 
      58           0 :         status = share_get_context(mem_ctx, dce_call->conn->dce_ctx->lp_ctx, &sctx);
      59           0 :         if (!NT_STATUS_IS_OK(status)) {
      60           0 :                 return status;
      61             :         }
      62             : 
      63           0 :         status = share_get_config(mem_ctx, sctx, share, &scfg);
      64           0 :         if (!NT_STATUS_IS_OK(status)) {
      65           0 :                 DEBUG(0,("srvsvc_create_ntvfs_context: couldn't find service %s\n", share));
      66           0 :                 return status;
      67             :         }
      68             : 
      69             : #if 0 /* TODO: fix access cecking */
      70             :         if (!socket_check_access(dce_call->connection->socket, 
      71             :                                  scfg->name, 
      72             :                                  share_string_list_option(scfg, SHARE_HOSTS_ALLOW), 
      73             :                                  share_string_list_option(scfg, SHARE_HOSTS_DENY))) {
      74             :                 return NT_STATUS_ACCESS_DENIED;
      75             :         }
      76             : #endif
      77             : 
      78             :         /* work out what sort of connection this is */
      79           0 :         sharetype = share_string_option(mem_ctx, scfg, SHARE_TYPE, SHARE_TYPE_DEFAULT);
      80           0 :         if (sharetype && strcmp(sharetype, "IPC") == 0) {
      81           0 :                 type = NTVFS_IPC;
      82           0 :         } else if (sharetype && strcmp(sharetype, "PRINTER")) {
      83           0 :                 type = NTVFS_PRINT;
      84             :         } else {
      85           0 :                 type = NTVFS_DISK;
      86             :         }
      87             : 
      88           0 :         TALLOC_FREE(sharetype);
      89             : 
      90           0 :         c = talloc(mem_ctx, struct srvsvc_ntvfs_ctx);
      91           0 :         NT_STATUS_HAVE_NO_MEMORY(c);
      92             :         
      93             :         /* init ntvfs function pointers */
      94           0 :         status = ntvfs_init_connection(c, scfg, type,
      95             :                                        PROTOCOL_NT1,
      96             :                                        0,/* ntvfs_client_caps */
      97             :                                        dce_call->event_ctx,
      98             :                                        imsg_ctx,
      99           0 :                                        dce_call->conn->dce_ctx->lp_ctx,
     100             :                                        server_id,
     101             :                                        &c->ntvfs);
     102           0 :         if (!NT_STATUS_IS_OK(status)) {
     103           0 :                 DEBUG(0, ("srvsvc_create_ntvfs_context: ntvfs_init_connection failed for service %s\n", 
     104             :                           scfg->name));
     105           0 :                 return status;
     106             :         }
     107           0 :         talloc_set_destructor(c, srvsvc_ntvfs_ctx_destructor);
     108             : 
     109             :         /*
     110             :          * NOTE: we only set the addr callbacks as we're not interesseted in oplocks or in getting file handles
     111             :          */
     112           0 :         local_address = dcesrv_connection_get_local_address(dce_call->conn);
     113           0 :         remote_address = dcesrv_connection_get_remote_address(dce_call->conn);
     114           0 :         status = ntvfs_set_addresses(c->ntvfs, local_address, remote_address);
     115           0 :         if (!NT_STATUS_IS_OK(status)) {
     116           0 :                 DEBUG(0,("srvsvc_create_ntvfs_context: NTVFS failed to set the addr callbacks!\n"));
     117           0 :                 return status;
     118             :         }
     119             : 
     120           0 :         ntvfs_req = ntvfs_request_create(c->ntvfs, mem_ctx,
     121             :                                          session_info,
     122             :                                          0, /* TODO: fill in PID */
     123             :                                          dce_call->time,
     124             :                                          NULL, NULL, 0);
     125           0 :         NT_STATUS_HAVE_NO_MEMORY(ntvfs_req);
     126             : 
     127             :         /* Invoke NTVFS connection hook */
     128           0 :         tcon.tcon.level = RAW_TCON_TCON;
     129           0 :         ZERO_STRUCT(tcon.tcon.in);
     130           0 :         tcon.tcon.in.service = scfg->name;
     131           0 :         status = ntvfs_connect(ntvfs_req, &tcon);
     132           0 :         if (!NT_STATUS_IS_OK(status)) {
     133           0 :                 DEBUG(0,("srvsvc_create_ntvfs_context: NTVFS ntvfs_connect() failed!\n"));
     134           0 :                 return status;
     135             :         }
     136             : 
     137           0 :         *_ntvfs = c->ntvfs;
     138           0 :         return NT_STATUS_OK;
     139             : }

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