From c16b74cc861c031fda34ea131dadc9d4e175a8ed Mon Sep 17 00:00:00 2001 From: Michael Adam Date: Sun, 20 Jan 2008 03:39:27 +0100 Subject: Add a registry backend perflib that replaces the former dynamic overlay. Michael (This used to be commit c3fba415951329ee90c7250b4e8d539f91b227f6) --- source3/registry/reg_backend_perflib.c | 106 +++++++++++++++++++++++++++++++++ 1 file changed, 106 insertions(+) create mode 100644 source3/registry/reg_backend_perflib.c (limited to 'source3/registry/reg_backend_perflib.c') diff --git a/source3/registry/reg_backend_perflib.c b/source3/registry/reg_backend_perflib.c new file mode 100644 index 0000000000..999bca2682 --- /dev/null +++ b/source3/registry/reg_backend_perflib.c @@ -0,0 +1,106 @@ +/* + * 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 . + */ + +/* + * perflib registry backend. + * + * This is a virtual overlay, dynamically presenting perflib values. + */ + +#include "includes.h" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_REGISTRY + +extern 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( 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, (char *)&base_index, sizeof(base_index)); + last_counter = reg_perfcount_get_last_counter(base_index); + regval_ctr_addvalue(regvals, "Last Counter", REG_DWORD, (char *)&last_counter, sizeof(last_counter)); + last_help = reg_perfcount_get_last_help(last_counter); + regval_ctr_addvalue(regvals, "Last Help", REG_DWORD, (char *)&last_help, sizeof(last_help)); + regval_ctr_addvalue(regvals, "Version", REG_DWORD, (char *)&version, sizeof(version)); + + return regval_ctr_numvals( regvals ); +} + +static int perflib_009_params( 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, 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, buffer, buffer_size); + if(buffer_size > 0) + SAFE_FREE(buffer); + + return regval_ctr_numvals( regvals ); +} + +static int perflib_fetch_values(const char *key, 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, + REGSUBKEY_CTR *subkey_ctr) +{ + return regdb_ops.fetch_subkeys(key, subkey_ctr); +} + +REGISTRY_OPS perflib_reg_ops = { + .fetch_values = perflib_fetch_values, + .fetch_subkeys = perflib_fetch_subkeys, +}; -- cgit