wmi-1.3.16 from opsview.com
This commit is contained in:
Are Casilla
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/*
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Unix SMB/CIFS implementation.
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Transparent registry backend handling
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Copyright (C) Jelmer Vernooij 2003-2004.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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#include "lib/registry/registry.h"
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#include "librpc/gen_ndr/winreg.h"
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/**
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* @file
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* @brief Registry utility functions
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*/
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static const struct {
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uint32_t id;
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const char *name;
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} reg_value_types[] = {
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{ REG_SZ, "REG_SZ" },
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{ REG_DWORD, "REG_DWORD" },
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{ REG_BINARY, "REG_BINARY" },
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{ REG_EXPAND_SZ, "REG_EXPAND_SZ" },
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{ REG_NONE, "REG_NONE" },
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{ 0, NULL }
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};
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/** Return string description of registry value type */
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_PUBLIC_ const char *str_regtype(int type)
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{
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int i;
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for (i = 0; reg_value_types[i].name; i++) {
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if (reg_value_types[i].id == type)
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return reg_value_types[i].name;
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}
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return "Unknown";
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}
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_PUBLIC_ char *reg_val_data_string(TALLOC_CTX *mem_ctx, uint32_t type, DATA_BLOB *data)
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{
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char *ret = NULL;
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if(data->length == 0) return talloc_strdup(mem_ctx, "");
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switch (type) {
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case REG_EXPAND_SZ:
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case REG_SZ:
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convert_string_talloc(mem_ctx, CH_UTF16, CH_UNIX, data->data, data->length, (void **)&ret);
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return ret;
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case REG_BINARY:
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ret = data_blob_hex_string(mem_ctx, data);
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return ret;
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case REG_DWORD:
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if (*(int *)data->data == 0)
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return talloc_strdup(mem_ctx, "0");
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return talloc_asprintf(mem_ctx, "0x%x", *(int *)data->data);
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case REG_MULTI_SZ:
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/* FIXME */
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break;
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default:
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break;
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}
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return ret;
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}
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/** Generate a string that describes a registry value */
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_PUBLIC_ char *reg_val_description(TALLOC_CTX *mem_ctx, struct registry_value *val)
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{
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return talloc_asprintf(mem_ctx, "%s = %s : %s", val->name?val->name:"<No Name>", str_regtype(val->data_type), reg_val_data_string(mem_ctx, val->data_type, &val->data));
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}
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_PUBLIC_ BOOL reg_string_to_val(TALLOC_CTX *mem_ctx, const char *type_str, const char *data_str, uint32_t *type, DATA_BLOB *data)
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{
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int i;
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*type = -1;
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/* Find the correct type */
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for (i = 0; reg_value_types[i].name; i++) {
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if (!strcmp(reg_value_types[i].name, type_str)) {
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*type = reg_value_types[i].id;
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break;
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}
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}
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if (*type == -1)
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return False;
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/* Convert data appropriately */
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switch (*type)
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{
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case REG_SZ:
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case REG_EXPAND_SZ:
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data->length = convert_string_talloc(mem_ctx, CH_UNIX, CH_UTF16, data_str, strlen(data_str), (void **)&data->data);
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break;
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case REG_DWORD: {
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uint32_t tmp = strtol(data_str, NULL, 0);
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*data = data_blob_talloc(mem_ctx, &tmp, 4);
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}
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break;
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case REG_NONE:
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ZERO_STRUCTP(data);
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break;
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case REG_BINARY:
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*data = strhex_to_data_blob(data_str);
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talloc_steal(mem_ctx, data->data);
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break;
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default:
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/* FIXME */
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return False;
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}
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return True;
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}
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/**
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* Replace all \'s with /'s
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*/
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char *reg_path_win2unix(char *path)
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{
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int i;
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for(i = 0; path[i]; i++) {
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if(path[i] == '\\') path[i] = '/';
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}
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return path;
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}
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/**
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* Replace all /'s with \'s
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*/
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char *reg_path_unix2win(char *path)
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{
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int i;
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for(i = 0; path[i]; i++) {
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if(path[i] == '/') path[i] = '\\';
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}
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return path;
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}
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/** Open a key by name (including the predefined key name!) */
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WERROR reg_open_key_abs(TALLOC_CTX *mem_ctx, struct registry_context *handle, const char *name, struct registry_key **result)
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{
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struct registry_key *predef;
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WERROR error;
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int predeflength;
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char *predefname;
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if(strchr(name, '\\')) predeflength = strchr(name, '\\')-name;
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else predeflength = strlen(name);
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predefname = talloc_strndup(mem_ctx, name, predeflength);
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error = reg_get_predefined_key_by_name(handle, predefname, &predef);
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talloc_free(predefname);
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if(!W_ERROR_IS_OK(error)) {
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return error;
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}
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if (strchr(name, '\\')) {
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return reg_open_key(mem_ctx, predef, strchr(name, '\\')+1, result);
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} else {
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*result = predef;
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return WERR_OK;
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}
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}
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static WERROR get_abs_parent(TALLOC_CTX *mem_ctx, struct registry_context *ctx, const char *path, struct registry_key **parent, const char **name)
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{
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char *parent_name;
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WERROR error;
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if (strchr(path, '\\') == NULL) {
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return WERR_FOOBAR;
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}
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parent_name = talloc_strndup(mem_ctx, path, strrchr(path, '\\')-1-path);
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error = reg_open_key_abs(mem_ctx, ctx, parent_name, parent);
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if (!W_ERROR_IS_OK(error)) {
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return error;
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}
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*name = talloc_strdup(mem_ctx, strchr(path, '\\')+1);
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return WERR_OK;
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}
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WERROR reg_key_del_abs(struct registry_context *ctx, const char *path)
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{
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struct registry_key *parent;
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const char *n;
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TALLOC_CTX *mem_ctx = talloc_init("reg_key_del_abs");
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WERROR error;
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if (!strchr(path, '\\')) {
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return WERR_FOOBAR;
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}
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error = get_abs_parent(mem_ctx, ctx, path, &parent, &n);
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if (W_ERROR_IS_OK(error)) {
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error = reg_key_del(parent, n);
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}
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talloc_free(mem_ctx);
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return error;
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}
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WERROR reg_key_add_abs(TALLOC_CTX *mem_ctx, struct registry_context *ctx, const char *path, uint32_t access_mask, struct security_descriptor *sec_desc, struct registry_key **result)
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{
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struct registry_key *parent;
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const char *n;
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WERROR error;
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if (!strchr(path, '\\')) {
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return WERR_FOOBAR;
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}
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error = get_abs_parent(mem_ctx, ctx, path, &parent, &n);
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if (W_ERROR_IS_OK(error)) {
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error = reg_key_add_name(mem_ctx, parent, n, access_mask, sec_desc, result);
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}
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return error;
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}
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