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/*
* Unix SMB/CIFS implementation.
* Virtual Windows Registry Layer
* Copyright (C) Gerald Carter 2002-2005
* Copyright (C) Michael Adam 2008
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/*
* perflib registry backend.
*
* This is a virtual overlay, dynamically presenting perflib values.
*/
#include "includes.h"
#include "registry.h"
#include "reg_util.h"
#include "reg_perfcount.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_REGISTRY
extern struct registry_ops regdb_ops;
#define KEY_PERFLIB_NORM "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PERFLIB"
#define KEY_PERFLIB_009_NORM "HKLM/SOFTWARE/MICROSOFT/WINDOWS NT/CURRENTVERSION/PERFLIB/009"
static int perflib_params(struct regval_ctr *regvals)
{
int base_index = -1;
int last_counter = -1;
int last_help = -1;
int version = 0x00010001;
base_index = reg_perfcount_get_base_index();
regval_ctr_addvalue(regvals, "Base Index", REG_DWORD, (uint8_t *)&base_index, sizeof(base_index));
last_counter = reg_perfcount_get_last_counter(base_index);
regval_ctr_addvalue(regvals, "Last Counter", REG_DWORD, (uint8_t *)&last_counter, sizeof(last_counter));
last_help = reg_perfcount_get_last_help(last_counter);
regval_ctr_addvalue(regvals, "Last Help", REG_DWORD, (uint8_t *)&last_help, sizeof(last_help));
regval_ctr_addvalue(regvals, "Version", REG_DWORD, (uint8_t *)&version, sizeof(version));
return regval_ctr_numvals( regvals );
}
static int perflib_009_params(struct regval_ctr *regvals)
{
int base_index;
int buffer_size;
char *buffer = NULL;
base_index = reg_perfcount_get_base_index();
buffer_size = reg_perfcount_get_counter_names(base_index, &buffer);
regval_ctr_addvalue(regvals, "Counter", REG_MULTI_SZ, (uint8_t *)buffer, buffer_size);
if(buffer_size > 0)
SAFE_FREE(buffer);
buffer_size = reg_perfcount_get_counter_help(base_index, &buffer);
regval_ctr_addvalue(regvals, "Help", REG_MULTI_SZ, (uint8_t *)buffer, buffer_size);
if(buffer_size > 0)
SAFE_FREE(buffer);
return regval_ctr_numvals( regvals );
}
static int perflib_fetch_values(const char *key, struct regval_ctr *regvals)
{
char *path = NULL;
TALLOC_CTX *ctx = talloc_tos();
path = talloc_strdup(ctx, key);
if (path == NULL) {
return -1;
}
path = normalize_reg_path(ctx, path);
if (path == NULL) {
return -1;
}
if (strncmp(path, KEY_PERFLIB_NORM, strlen(path)) == 0) {
return perflib_params(regvals);
} else if (strncmp(path, KEY_PERFLIB_009_NORM, strlen(path)) == 0) {
return perflib_009_params(regvals);
} else {
return 0;
}
}
static int perflib_fetch_subkeys(const char *key,
struct regsubkey_ctr *subkey_ctr)
{
return regdb_ops.fetch_subkeys(key, subkey_ctr);
}
struct registry_ops perflib_reg_ops = {
.fetch_values = perflib_fetch_values,
.fetch_subkeys = perflib_fetch_subkeys,
};
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