ap_regkey.h revision 17ee2267021fa8500d54a0af18ed8c2930a19a8d
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 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
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* 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
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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
* <http://www.apache.org/>.
*
* 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
#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;
AP_DECLARE(const ap_regkey_t *) ap_regkey_const(int i);
/**
* Constants for ap_regkey_open() only;
*/
#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)
/**
* Open the specified win32 registry key.
* @param newkey The opened registry key
* @param parentkey The open registry key of the parent, or one of
* <PRE>
* 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
* </PRE>
* @param keyname The path of the key relative to the parent key
* @param flags Or'ed value of:
* <PRE>
* 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 file exists
* </PRE>
* @param pool The pool to alloc newkey and temporary storage within.
* @ingroup apr_file_open
* @remark If perm is APR_OS_DEFAULT and the file is being created, appropriate
* default permissions will be used. *arg1 must point to a valid file_t,
* or NULL (in which case it will be 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);
/**
* Close the win32 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);
/**
* Remove the given win32 registry key.
* @param parentkey The open registry key of the parent, or one of
* <PRE>
* 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
* </PRE>
* @param keyname The path of the key relative to the parent key
* @param pool The pool to alloc newkey and temporary storage within.
* @remark ap_regkey_remove() is not recursive, although it removes
* all values within the given keyname.
*/
AP_DECLARE(apr_status_t) ap_regkey_remove(const ap_regkey_t *parent,
const char *keyname,
apr_pool_t *pool);
/**
* Retrieve a win32 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.
*/
AP_DECLARE(apr_status_t) ap_regkey_value_get(char **result,
ap_regkey_t *key,
const char *valuename,
apr_pool_t *pool);
#ifdef __cplusplus
}
#endif
#endif /* AP_REGKEY_H */