/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
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*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* .
*
* Portions of this software are based upon public domain software
* originally written at the National Center for Supercomputing Applications,
* University of Illinois, Urbana-Champaign.
*/
#ifndef AP_REGKEY_H
#define AP_REGKEY_H
#if defined(WIN32) || defined(DOXYGEN)
#include "apr.h"
#include "apr_pools.h"
#include "ap_config.h" /* Just for AP_DECLARE */
#ifdef __cplusplus
extern "C" {
#endif
typedef struct ap_regkey_t ap_regkey_t;
/* Used to recover AP_REGKEY_* constants
*/
AP_DECLARE(const ap_regkey_t *) ap_regkey_const(int i);
/**
* @file ap_regkey.h
* @brief APR-style Win32 Registry Manipulation
*/
/**
* Win32 Only: Constants for ap_regkey_open()
*/
#define AP_REGKEY_CLASSES_ROOT ap_regkey_const(0)
#define AP_REGKEY_CURRENT_CONFIG ap_regkey_const(1)
#define AP_REGKEY_CURRENT_USER ap_regkey_const(2)
#define AP_REGKEY_LOCAL_MACHINE ap_regkey_const(3)
#define AP_REGKEY_USERS ap_regkey_const(4)
#define AP_REGKEY_PERFORMANCE_DATA ap_regkey_const(5)
#define AP_REGKEY_DYN_DATA ap_regkey_const(6)
/**
* Win32 Only: Flags for ap_regkey_value_set()
*/
#define AP_REGKEY_EXPAND 0x0001
/**
* Win32 Only: Open the specified registry key.
* @param newkey The opened registry key
* @param parentkey The open registry key of the parent, or one of
*
* AP_REGKEY_CLASSES_ROOT
* AP_REGKEY_CURRENT_CONFIG
* AP_REGKEY_CURRENT_USER
* AP_REGKEY_LOCAL_MACHINE
* AP_REGKEY_USERS
* AP_REGKEY_PERFORMANCE_DATA
* AP_REGKEY_DYN_DATA
*
* @param keyname The path of the key relative to the parent key
* @param flags Or'ed value of:
*
* APR_READ open key for reading
* APR_WRITE open key for writing
* APR_CREATE create the key if it doesn't exist
* APR_EXCL return error if APR_CREATE and key exists
*
* @param pool The pool in which newkey is allocated
*/
AP_DECLARE(apr_status_t) ap_regkey_open(ap_regkey_t **newkey,
const ap_regkey_t *parentkey,
const char *keyname,
apr_int32_t flags,
apr_pool_t *pool);
/**
* Win32 Only: Close the registry key opened or created by ap_regkey_open().
* @param key The registry key to close
*/
AP_DECLARE(apr_status_t) ap_regkey_close(ap_regkey_t *key);
/**
* Win32 Only: Remove the given registry key.
* @param parentkey The open registry key of the parent, or one of
*
* AP_REGKEY_CLASSES_ROOT
* AP_REGKEY_CURRENT_CONFIG
* AP_REGKEY_CURRENT_USER
* AP_REGKEY_LOCAL_MACHINE
* AP_REGKEY_USERS
* AP_REGKEY_PERFORMANCE_DATA
* AP_REGKEY_DYN_DATA
*
* @param keyname The path of the key relative to the parent key
* @param pool The pool used for temp allocations
* @remark ap_regkey_remove() is not recursive, although it removes
* all values within the given keyname, it will not remove a key
* containing subkeys.
*/
AP_DECLARE(apr_status_t) ap_regkey_remove(const ap_regkey_t *parent,
const char *keyname,
apr_pool_t *pool);
/**
* Win32 Only: Retrieve a registry value string from an open key.
* @param result The string value retrieved
* @param key The registry key to retrieve the value from
* @param valuename The named value to retrieve (pass "" for the default)
* @param pool The pool used to store the result
* @remark There is no toggle to prevent environment variable expansion
* if the registry value is set with AP_REG_EXPAND (REG_EXPAND_SZ), such
* expansions are always performed.
*/
AP_DECLARE(apr_status_t) ap_regkey_value_get(char **result,
ap_regkey_t *key,
const char *valuename,
apr_pool_t *pool);
/**
* Win32 Only: Store a registry value string into an open key.
* @param key The registry key to store the value into
* @param valuename The named value to store (pass "" for the default)
* @param value The string to store for the named value
* @param flags The option AP_REGKEY_EXPAND or 0, where AP_REGKEY_EXPAND
* values will find all %foo% variables expanded from the environment.
* @param pool The pool used for temp allocations
*/
AP_DECLARE(apr_status_t) ap_regkey_value_set(ap_regkey_t *key,
const char *valuename,
const char *value,
apr_int32_t flags,
apr_pool_t *pool);
/**
* Win32 Only: Retrieve a raw byte value from an open key.
* @param result The raw bytes value retrieved
* @param resultsize Pointer to a variable to store the number raw bytes retrieved
* @param key The registry key to retrieve the value from
* @param valuename The named value to retrieve (pass "" for the default)
* @param pool The pool used to store the result
*/
AP_DECLARE(apr_status_t) ap_regkey_value_raw_get(void **result,
apr_size_t *resultsize,
apr_int32_t *resulttype,
ap_regkey_t *key,
const char *valuename,
apr_pool_t *pool);
/**
* Win32 Only: Store a raw bytes value into an open key.
* @param key The registry key to store the value into
* @param valuename The named value to store (pass "" for the default)
* @param value The bytes to store for the named value
* @param valuesize The number of bytes for value
* @param valuetype The
* values will find all %foo% variables expanded from the environment.
* @param pool The pool used for temp allocations
*/
AP_DECLARE(apr_status_t) ap_regkey_value_raw_set(ap_regkey_t *key,
const char *valuename,
const void *value,
apr_size_t valuesize,
apr_int32_t valuetype,
apr_pool_t *pool);
/**
* Win32 Only: Retrieve a registry value string from an open key.
* @param result The string elements retrieved from a REG_MULTI_SZ string array
* @param key The registry key to retrieve the value from
* @param valuename The named value to retrieve (pass "" for the default)
* @param pool The pool used to store the result
*/
AP_DECLARE(apr_status_t) ap_regkey_value_array_get(apr_array_header_t **result,
ap_regkey_t *key,
const char *valuename,
apr_pool_t *pool);
/**
* Win32 Only: Store a registry value string array into an open key.
* @param key The registry key to store the value into
* @param valuename The named value to store (pass "" for the default)
* @param nelts The string elements to store in a REG_MULTI_SZ string array
* @param elts The number of elements in the elts string array
* @param pool The pool used for temp allocations
*/
AP_DECLARE(apr_status_t) ap_regkey_value_array_set(ap_regkey_t *key,
const char *valuename,
int nelts,
const char * const * elts,
apr_pool_t *pool);
/**
* Win32 Only: Remove a registry value from an open key.
* @param key The registry key to remove the value from
* @param valuename The named value to remove (pass "" for the default)
* @param pool The pool used for temp allocations
*/
AP_DECLARE(apr_status_t) ap_regkey_value_remove(const ap_regkey_t *key,
const char *valuename,
apr_pool_t *pool);
#ifdef __cplusplus
}
#endif
#endif /* def WIN32 || def DOXYGEN */
#endif /* AP_REGKEY_H */