LCOV - code coverage report
Current view: top level - source3/lib - dmallocmsg.c (source / functions) Hit Total Coverage
Test: coverage report for abartlet/fix-coverage dd10fb34 Lines: 5 11 45.5 %
Date: 2021-09-23 10:06:22 Functions: 1 3 33.3 %

          Line data    Source code
       1             : /* 
       2             :    samba -- Unix SMB/CIFS implementation.
       3             :    Copyright (C) 2002 by Martin Pool
       4             :    
       5             :    This program is free software; you can redistribute it and/or modify
       6             :    it under the terms of the GNU General Public License as published by
       7             :    the Free Software Foundation; either version 3 of the License, or
       8             :    (at your option) any later version.
       9             :    
      10             :    This program is distributed in the hope that it will be useful,
      11             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      12             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13             :    GNU General Public License for more details.
      14             :    
      15             :    You should have received a copy of the GNU General Public License
      16             :    along with this program.  If not, see <http://www.gnu.org/licenses/>.
      17             : */
      18             : 
      19             : #include "includes.h"
      20             : #include "messages.h"
      21             : 
      22             : /**
      23             :  * @file dmallocmsg.c
      24             :  *
      25             :  * Glue code to cause dmalloc info to come out when we receive a prod
      26             :  * over samba messaging.
      27             :  **/
      28             : 
      29             : #ifdef ENABLE_DMALLOC
      30             : static unsigned long our_dm_mark = 0;
      31             : #endif /* ENABLE_DMALLOC */
      32             : 
      33             : 
      34             : /**
      35             :  * Respond to a POOL_USAGE message by sending back string form of memory
      36             :  * usage stats.
      37             :  **/
      38           0 : static void msg_req_dmalloc_mark(struct messaging_context *msg,
      39             :                                  void *private_data,
      40             :                                  uint32_t msg_type,
      41             :                                  struct server_id server_id,
      42             :                                  DATA_BLOB *data)
      43             : {
      44             : #ifdef ENABLE_DMALLOC
      45             :         our_dm_mark = dmalloc_mark();
      46             :         DEBUG(2,("Got MSG_REQ_DMALLOC_MARK: mark set\n"));
      47             : #else
      48           0 :         DEBUG(2,("Got MSG_REQ_DMALLOC_MARK but dmalloc not in this process\n"));
      49             : #endif
      50           0 : }
      51             : 
      52             : 
      53             : 
      54           0 : static void msg_req_dmalloc_log_changed(struct messaging_context *msg,
      55             :                                         void *private_data,
      56             :                                         uint32_t msg_type,
      57             :                                         struct server_id server_id,
      58             :                                         DATA_BLOB *data)
      59             : {
      60             : #ifdef ENABLE_DMALLOC
      61             :         dmalloc_log_changed(our_dm_mark, True, True, True);
      62             :         DEBUG(2,("Got MSG_REQ_DMALLOC_LOG_CHANGED: done\n"));
      63             : #else
      64           0 :         DEBUG(2,("Got MSG_REQ_DMALLOC_LOG_CHANGED but dmalloc not in this process\n"));
      65             : #endif
      66           0 : }
      67             : 
      68             : 
      69             : /**
      70             :  * Register handler for MSG_REQ_POOL_USAGE
      71             :  **/
      72        4394 : void register_dmalloc_msgs(struct messaging_context *msg_ctx)
      73             : {
      74        4394 :         messaging_register(msg_ctx, NULL, MSG_REQ_DMALLOC_MARK,
      75             :                            msg_req_dmalloc_mark);
      76        4394 :         messaging_register(msg_ctx, NULL, MSG_REQ_DMALLOC_LOG_CHANGED,
      77             :                            msg_req_dmalloc_log_changed);
      78        4394 :         DEBUG(2, ("Registered MSG_REQ_DMALLOC_MARK and LOG_CHANGED\n"));
      79        4394 : }       

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