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first public release of samba4 code

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Andrew Tridgell
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commit b0510b5428
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source/lib/dmallocmsg.c Normal file
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/*
samba -- Unix SMB/CIFS implementation.
Copyright (C) 2002 by Martin Pool
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"
/**
* @file dmallocmsg.c
*
* Glue code to cause dmalloc info to come out when we receive a prod
* over samba messaging.
**/
#ifdef ENABLE_DMALLOC
static unsigned long our_dm_mark = 0;
#endif /* ENABLE_DMALLOC */
/**
* Respond to a POOL_USAGE message by sending back string form of memory
* usage stats.
**/
static void msg_req_dmalloc_mark(int UNUSED(msg_type), pid_t UNUSED(src_pid),
void *UNUSED(buf), size_t UNUSED(len))
{
#ifdef ENABLE_DMALLOC
our_dm_mark = dmalloc_mark();
DEBUG(2,("Got MSG_REQ_DMALLOC_MARK: mark set\n"));
#else
DEBUG(2,("Got MSG_REQ_DMALLOC_MARK but dmalloc not in this process\n"));
#endif
}
static void msg_req_dmalloc_log_changed(int UNUSED(msg_type),
pid_t UNUSED(src_pid),
void *UNUSED(buf), size_t UNUSED(len))
{
#ifdef ENABLE_DMALLOC
dmalloc_log_changed(our_dm_mark, True, True, True);
DEBUG(2,("Got MSG_REQ_DMALLOC_LOG_CHANGED: done\n"));
#else
DEBUG(2,("Got MSG_REQ_DMALLOC_LOG_CHANGED but dmalloc not in this process\n"));
#endif
}
/**
* Register handler for MSG_REQ_POOL_USAGE
**/
void register_dmalloc_msgs(void)
{
message_register(MSG_REQ_DMALLOC_MARK, msg_req_dmalloc_mark);
message_register(MSG_REQ_DMALLOC_LOG_CHANGED, msg_req_dmalloc_log_changed);
DEBUG(2, ("Registered MSG_REQ_DMALLOC_MARK and LOG_CHANGED\n"));
}