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/*
* app_mem_usage.c
*
* $Id: get_app_mem_usage.c 50885 2013-07-25 04:40:37Z etxrab $
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <glib.h>
#ifdef _WIN32
#include <windows.h>
#include <psapi.h>
#endif /* _WIN32 */
#include "app_mem_usage.h"
#define MAX_COMPONENTS 16
#if defined(_WIN32)
static gsize
win32_get_total_mem_used_by_app(void)
{
HANDLE pHandle;
PROCESS_MEMORY_COUNTERS pmc;
SIZE_T workingSize = 0;
pHandle = GetCurrentProcess();
if (GetProcessMemoryInfo(pHandle, &pmc, sizeof(pmc))){
workingSize = pmc.WorkingSetSize;
}
CloseHandle(pHandle);
if(workingSize == 0){
return -1;
}else{
return (int)workingSize;
}
}
#define get_total_mem_used_by_app win32_get_total_mem_used_by_app
#endif /* (_WIN32) */
#ifdef get_total_mem_used_by_app
static const ws_mem_usage_t total_usage = { "Total", get_total_mem_used_by_app, NULL };
#endif
#ifdef get_rss_mem_used_by_app
static const ws_mem_usage_t rss_usage = { "RSS", get_rss_mem_used_by_app, NULL };
#endif
static const ws_mem_usage_t *memory_components[MAX_COMPONENTS] = {
#ifdef get_total_mem_used_by_app
&total_usage,
#endif
#ifdef get_rss_mem_used_by_app
&rss_usage,
#endif
};
static guint memory_register_num = 0
#ifdef get_total_mem_used_by_app
+ 1
#endif
#ifdef get_rss_mem_used_by_app
+ 1
#endif
;
/* public API */
void
memory_usage_component_register(const ws_mem_usage_t *component)
{
if (memory_register_num >= MAX_COMPONENTS)
return;
memory_components[memory_register_num++] = component;
}
const char *
memory_usage_get(guint index, gsize *value)
{
if (index >= memory_register_num)
return NULL;
if (value)
*value = memory_components[index]->fetch();
return memory_components[index]->name;
}
void
memory_usage_gc(void)
{
guint i;
for (i = 0; i < memory_register_num; i++) {
if (memory_components[i]->gc)
memory_components[i]->gc();
}
}
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