550 lines
20 KiB
C
550 lines
20 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* This header file is where you should put ANY platform specific information.
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* This should be the only header file that programs need to include that
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* actually has platform dependent code which refers to the .
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*/
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#ifndef APR_PORTABLE_H
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#define APR_PORTABLE_H
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/**
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* @file apr_portable.h
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* @brief APR Portability Routines
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*/
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#include "apr.h"
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#include "apr_pools.h"
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#include "apr_thread_proc.h"
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#include "apr_file_io.h"
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#include "apr_network_io.h"
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#include "apr_errno.h"
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#include "apr_global_mutex.h"
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#include "apr_proc_mutex.h"
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#include "apr_time.h"
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#include "apr_dso.h"
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#include "apr_shm.h"
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#if APR_HAVE_DIRENT_H
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#include <dirent.h>
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#endif
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#if APR_HAVE_FCNTL_H
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#include <fcntl.h>
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#endif
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#if APR_HAVE_PTHREAD_H
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#include <pthread.h>
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#endif
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#if APR_HAVE_SEMAPHORE_H
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#include <semaphore.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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* @defgroup apr_portabile Portability Routines
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* @ingroup APR
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* @{
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*/
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#ifdef WIN32
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/* The primitives for Windows types */
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typedef HANDLE apr_os_file_t;
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typedef HANDLE apr_os_dir_t;
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typedef SOCKET apr_os_sock_t;
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typedef HANDLE apr_os_proc_mutex_t;
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typedef HANDLE apr_os_thread_t;
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typedef HANDLE apr_os_proc_t;
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typedef DWORD apr_os_threadkey_t;
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typedef FILETIME apr_os_imp_time_t;
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typedef SYSTEMTIME apr_os_exp_time_t;
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typedef HANDLE apr_os_dso_handle_t;
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typedef HANDLE apr_os_shm_t;
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#elif defined(OS2)
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typedef HFILE apr_os_file_t;
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typedef HDIR apr_os_dir_t;
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typedef int apr_os_sock_t;
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typedef HMTX apr_os_proc_mutex_t;
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typedef TID apr_os_thread_t;
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typedef PID apr_os_proc_t;
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typedef PULONG apr_os_threadkey_t;
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typedef struct timeval apr_os_imp_time_t;
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typedef struct tm apr_os_exp_time_t;
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typedef HMODULE apr_os_dso_handle_t;
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typedef void* apr_os_shm_t;
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#elif defined(__BEOS__)
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#include <kernel/OS.h>
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#include <kernel/image.h>
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struct apr_os_proc_mutex_t {
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sem_id sem;
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int32 ben;
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};
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typedef int apr_os_file_t;
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typedef DIR apr_os_dir_t;
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typedef int apr_os_sock_t;
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typedef struct apr_os_proc_mutex_t apr_os_proc_mutex_t;
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typedef thread_id apr_os_thread_t;
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typedef thread_id apr_os_proc_t;
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typedef int apr_os_threadkey_t;
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typedef struct timeval apr_os_imp_time_t;
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typedef struct tm apr_os_exp_time_t;
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typedef image_id apr_os_dso_handle_t;
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typedef void* apr_os_shm_t;
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#elif defined(NETWARE)
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typedef int apr_os_file_t;
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typedef DIR apr_os_dir_t;
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typedef int apr_os_sock_t;
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typedef NXMutex_t apr_os_proc_mutex_t;
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typedef NXThreadId_t apr_os_thread_t;
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typedef long apr_os_proc_t;
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typedef NXKey_t apr_os_threadkey_t;
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typedef struct timeval apr_os_imp_time_t;
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typedef struct tm apr_os_exp_time_t;
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typedef void * apr_os_dso_handle_t;
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typedef void* apr_os_shm_t;
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#else
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/* Any other OS should go above this one. This is the lowest common
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* denominator typedefs for all UNIX-like systems. :)
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*/
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/** Basic OS process mutex structure. */
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struct apr_os_proc_mutex_t {
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#if APR_HAS_SYSVSEM_SERIALIZE || APR_HAS_FCNTL_SERIALIZE || APR_HAS_FLOCK_SERIALIZE
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/** Value used for SYS V Semaphore, FCNTL and FLOCK serialization */
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int crossproc;
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#endif
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#if APR_HAS_PROC_PTHREAD_SERIALIZE
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/** Value used for PTHREAD serialization */
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pthread_mutex_t *pthread_interproc;
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#endif
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#if APR_HAS_THREADS
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/* If no threads, no need for thread locks */
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#if APR_USE_PTHREAD_SERIALIZE
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/** This value is currently unused within APR and Apache */
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pthread_mutex_t *intraproc;
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#endif
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#endif
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#if APR_HAS_POSIXSEM_SERIALIZE
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/** Value used for POSIX semaphores serialization */
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sem_t *psem_interproc;
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#endif
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};
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typedef int apr_os_file_t; /**< native file */
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typedef DIR apr_os_dir_t; /**< native dir */
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typedef int apr_os_sock_t; /**< native dir */
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typedef struct apr_os_proc_mutex_t apr_os_proc_mutex_t; /**< native process
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* mutex
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*/
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#if APR_HAS_THREADS && APR_HAVE_PTHREAD_H
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typedef pthread_t apr_os_thread_t; /**< native thread */
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typedef pthread_key_t apr_os_threadkey_t; /**< native thread address
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* space */
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#endif
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typedef pid_t apr_os_proc_t; /**< native pid */
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typedef struct timeval apr_os_imp_time_t; /**< native timeval */
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typedef struct tm apr_os_exp_time_t; /**< native tm */
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/** @var apr_os_dso_handle_t
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* native dso types
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*/
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#if defined(HPUX) || defined(HPUX10) || defined(HPUX11)
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#include <dl.h>
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typedef shl_t apr_os_dso_handle_t;
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#elif defined(DARWIN)
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#include <mach-o/dyld.h>
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typedef NSModule apr_os_dso_handle_t;
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#else
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typedef void * apr_os_dso_handle_t;
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#endif
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typedef void* apr_os_shm_t; /**< native SHM */
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#endif
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/**
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* @typedef apr_os_sock_info_t
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* @brief alias for local OS socket
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*/
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/**
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* everything APR needs to know about an active socket to construct
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* an APR socket from it; currently, this is platform-independent
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*/
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struct apr_os_sock_info_t {
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apr_os_sock_t *os_sock; /**< always required */
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struct sockaddr *local; /**< NULL if not yet bound */
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struct sockaddr *remote; /**< NULL if not connected */
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int family; /**< always required (APR_INET, APR_INET6, etc.) */
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int type; /**< always required (SOCK_STREAM, SOCK_DGRAM, etc.) */
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int protocol; /**< 0 or actual protocol (APR_PROTO_SCTP, APR_PROTO_TCP, etc.) */
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};
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typedef struct apr_os_sock_info_t apr_os_sock_info_t;
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#if APR_PROC_MUTEX_IS_GLOBAL || defined(DOXYGEN)
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/** Opaque global mutex type */
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#define apr_os_global_mutex_t apr_os_proc_mutex_t
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/** @return apr_os_global_mutex */
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#define apr_os_global_mutex_get apr_os_proc_mutex_get
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#else
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/** Thread and process mutex for those platforms where process mutexes
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* are not held in threads.
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*/
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struct apr_os_global_mutex_t {
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apr_pool_t *pool;
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apr_proc_mutex_t *proc_mutex;
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#if APR_HAS_THREADS
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apr_thread_mutex_t *thread_mutex;
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#endif /* APR_HAS_THREADS */
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};
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typedef struct apr_os_global_mutex_t apr_os_global_mutex_t;
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APR_DECLARE(apr_status_t) apr_os_global_mutex_get(apr_os_global_mutex_t *ospmutex,
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apr_global_mutex_t *pmutex);
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#endif
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/**
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* convert the file from apr type to os specific type.
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* @param thefile The os specific file we are converting to
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* @param file The apr file to convert.
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* @remark On Unix, it is only possible to get a file descriptor from
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* an apr file type.
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*/
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APR_DECLARE(apr_status_t) apr_os_file_get(apr_os_file_t *thefile,
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apr_file_t *file);
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/**
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* convert the dir from apr type to os specific type.
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* @param thedir The os specific dir we are converting to
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* @param dir The apr dir to convert.
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*/
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APR_DECLARE(apr_status_t) apr_os_dir_get(apr_os_dir_t **thedir,
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apr_dir_t *dir);
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/**
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* Convert the socket from an apr type to an OS specific socket
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* @param thesock The socket to convert.
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* @param sock The os specific equivalent of the apr socket..
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*/
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APR_DECLARE(apr_status_t) apr_os_sock_get(apr_os_sock_t *thesock,
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apr_socket_t *sock);
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/**
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* Convert the proc mutex from apr type to os specific type
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* @param ospmutex The os specific proc mutex we are converting to.
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* @param pmutex The apr proc mutex to convert.
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*/
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APR_DECLARE(apr_status_t) apr_os_proc_mutex_get(apr_os_proc_mutex_t *ospmutex,
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apr_proc_mutex_t *pmutex);
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/**
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* Convert the proc mutex from apr type to os specific type, also
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* providing the mechanism used by the apr mutex.
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* @param ospmutex The os specific proc mutex we are converting to.
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* @param pmutex The apr proc mutex to convert.
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* @param mech The mechanism used by the apr proc mutex (if not NULL).
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* @remark Allows for disambiguation for platforms with multiple mechanisms
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* available.
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*/
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APR_DECLARE(apr_status_t) apr_os_proc_mutex_get_ex(apr_os_proc_mutex_t *ospmutex,
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apr_proc_mutex_t *pmutex,
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apr_lockmech_e *mech);
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/**
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* Get the exploded time in the platforms native format.
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* @param ostime the native time format
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* @param aprtime the time to convert
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*/
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APR_DECLARE(apr_status_t) apr_os_exp_time_get(apr_os_exp_time_t **ostime,
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apr_time_exp_t *aprtime);
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/**
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* Get the imploded time in the platforms native format.
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* @param ostime the native time format
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* @param aprtime the time to convert
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*/
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APR_DECLARE(apr_status_t) apr_os_imp_time_get(apr_os_imp_time_t **ostime,
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apr_time_t *aprtime);
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/**
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* convert the shm from apr type to os specific type.
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* @param osshm The os specific shm representation
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* @param shm The apr shm to convert.
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*/
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APR_DECLARE(apr_status_t) apr_os_shm_get(apr_os_shm_t *osshm,
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apr_shm_t *shm);
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#if APR_HAS_THREADS || defined(DOXYGEN)
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/**
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* @defgroup apr_os_thread Thread portability Routines
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* @{
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*/
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/**
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* convert the thread to os specific type from apr type.
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* @param thethd The apr thread to convert
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* @param thd The os specific thread we are converting to
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*/
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APR_DECLARE(apr_status_t) apr_os_thread_get(apr_os_thread_t **thethd,
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apr_thread_t *thd);
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/**
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* convert the thread private memory key to os specific type from an apr type.
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* @param thekey The apr handle we are converting from.
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* @param key The os specific handle we are converting to.
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*/
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APR_DECLARE(apr_status_t) apr_os_threadkey_get(apr_os_threadkey_t *thekey,
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apr_threadkey_t *key);
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/**
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* convert the thread from os specific type to apr type.
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* @param thd The apr thread we are converting to.
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* @param thethd The os specific thread to convert
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* @param cont The pool to use if it is needed.
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*/
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APR_DECLARE(apr_status_t) apr_os_thread_put(apr_thread_t **thd,
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apr_os_thread_t *thethd,
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apr_pool_t *cont);
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/**
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* convert the thread private memory key from os specific type to apr type.
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* @param key The apr handle we are converting to.
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* @param thekey The os specific handle to convert
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* @param cont The pool to use if it is needed.
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*/
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APR_DECLARE(apr_status_t) apr_os_threadkey_put(apr_threadkey_t **key,
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apr_os_threadkey_t *thekey,
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apr_pool_t *cont);
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/**
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* Get the thread ID
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*/
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APR_DECLARE(apr_os_thread_t) apr_os_thread_current(void);
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/**
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* Compare two thread id's
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* @param tid1 1st Thread ID to compare
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* @param tid2 2nd Thread ID to compare
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* @return non-zero if the two threads are equal, zero otherwise
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*/
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APR_DECLARE(int) apr_os_thread_equal(apr_os_thread_t tid1,
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apr_os_thread_t tid2);
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/** @} */
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#endif /* APR_HAS_THREADS */
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/**
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* convert the file from os specific type to apr type.
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* @param file The apr file we are converting to.
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* @param thefile The os specific file to convert
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* @param flags The flags that were used to open this file.
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* @param cont The pool to use if it is needed.
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* @remark On Unix, it is only possible to put a file descriptor into
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* an apr file type.
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*/
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APR_DECLARE(apr_status_t) apr_os_file_put(apr_file_t **file,
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apr_os_file_t *thefile,
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apr_int32_t flags, apr_pool_t *cont);
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/**
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* convert the file from os specific type to apr type.
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* @param file The apr file we are converting to.
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* @param thefile The os specific pipe to convert
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* @param cont The pool to use if it is needed.
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* @remark On Unix, it is only possible to put a file descriptor into
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* an apr file type.
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*/
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APR_DECLARE(apr_status_t) apr_os_pipe_put(apr_file_t **file,
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apr_os_file_t *thefile,
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apr_pool_t *cont);
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/**
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* convert the file from os specific type to apr type.
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* @param file The apr file we are converting to.
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* @param thefile The os specific pipe to convert
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* @param register_cleanup A cleanup will be registered on the apr_file_t
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* to issue apr_file_close().
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* @param cont The pool to use if it is needed.
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* @remark On Unix, it is only possible to put a file descriptor into
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* an apr file type.
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*/
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APR_DECLARE(apr_status_t) apr_os_pipe_put_ex(apr_file_t **file,
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apr_os_file_t *thefile,
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int register_cleanup,
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apr_pool_t *cont);
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/**
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* convert the dir from os specific type to apr type.
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* @param dir The apr dir we are converting to.
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* @param thedir The os specific dir to convert
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* @param cont The pool to use when creating to apr directory.
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*/
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APR_DECLARE(apr_status_t) apr_os_dir_put(apr_dir_t **dir,
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apr_os_dir_t *thedir,
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apr_pool_t *cont);
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/**
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* Convert a socket from the os specific type to the APR type. If
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* sock points to NULL, a socket will be created from the pool
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* provided. If **sock does not point to NULL, the structure pointed
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* to by sock will be reused and updated with the given socket.
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* @param sock The pool to use.
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* @param thesock The socket to convert to.
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* @param cont The socket we are converting to an apr type.
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* @remark If it is a true socket, it is best to call apr_os_sock_make()
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* and provide APR with more information about the socket.
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*/
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APR_DECLARE(apr_status_t) apr_os_sock_put(apr_socket_t **sock,
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apr_os_sock_t *thesock,
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apr_pool_t *cont);
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/**
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* Create a socket from an existing descriptor and local and remote
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* socket addresses.
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* @param apr_sock The new socket that has been set up
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* @param os_sock_info The os representation of the socket handle and
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* other characteristics of the socket
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* @param cont The pool to use
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* @remark If you only know the descriptor/handle or if it isn't really
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* a true socket, use apr_os_sock_put() instead.
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*/
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APR_DECLARE(apr_status_t) apr_os_sock_make(apr_socket_t **apr_sock,
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apr_os_sock_info_t *os_sock_info,
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apr_pool_t *cont);
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/**
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* Convert the proc mutex from os specific type to apr type
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* @param pmutex The apr proc mutex we are converting to.
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* @param ospmutex The os specific proc mutex to convert.
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* @param cont The pool to use if it is needed.
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*/
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APR_DECLARE(apr_status_t) apr_os_proc_mutex_put(apr_proc_mutex_t **pmutex,
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apr_os_proc_mutex_t *ospmutex,
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apr_pool_t *cont);
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/**
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* Convert the proc mutex from os specific type to apr type, using the
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* specified mechanism.
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* @param pmutex The apr proc mutex we are converting to.
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* @param ospmutex The os specific proc mutex to convert.
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* @param mech The apr mutex locking mechanism
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* @param register_cleanup Whether to destroy the os mutex with the apr
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* one (either on explicit destroy or pool cleanup).
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* @param cont The pool to use if it is needed.
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* @remark Allows for disambiguation for platforms with multiple mechanisms
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* available.
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*/
|
|
APR_DECLARE(apr_status_t) apr_os_proc_mutex_put_ex(apr_proc_mutex_t **pmutex,
|
|
apr_os_proc_mutex_t *ospmutex,
|
|
apr_lockmech_e mech,
|
|
int register_cleanup,
|
|
apr_pool_t *cont);
|
|
|
|
/**
|
|
* Put the imploded time in the APR format.
|
|
* @param aprtime the APR time format
|
|
* @param ostime the time to convert
|
|
* @param cont the pool to use if necessary
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_imp_time_put(apr_time_t *aprtime,
|
|
apr_os_imp_time_t **ostime,
|
|
apr_pool_t *cont);
|
|
|
|
/**
|
|
* Put the exploded time in the APR format.
|
|
* @param aprtime the APR time format
|
|
* @param ostime the time to convert
|
|
* @param cont the pool to use if necessary
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_exp_time_put(apr_time_exp_t *aprtime,
|
|
apr_os_exp_time_t **ostime,
|
|
apr_pool_t *cont);
|
|
|
|
/**
|
|
* convert the shared memory from os specific type to apr type.
|
|
* @param shm The apr shm representation of osshm
|
|
* @param osshm The os specific shm identity
|
|
* @param cont The pool to use if it is needed.
|
|
* @remark On fork()ed architectures, this is typically nothing more than
|
|
* the memory block mapped. On non-fork architectures, this is typically
|
|
* some internal handle to pass the mapping from process to process.
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_shm_put(apr_shm_t **shm,
|
|
apr_os_shm_t *osshm,
|
|
apr_pool_t *cont);
|
|
|
|
|
|
#if APR_HAS_DSO || defined(DOXYGEN)
|
|
/**
|
|
* @defgroup apr_os_dso DSO (Dynamic Loading) Portability Routines
|
|
* @{
|
|
*/
|
|
/**
|
|
* convert the dso handle from os specific to apr
|
|
* @param dso The apr handle we are converting to
|
|
* @param thedso the os specific handle to convert
|
|
* @param pool the pool to use if it is needed
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_dso_handle_put(apr_dso_handle_t **dso,
|
|
apr_os_dso_handle_t thedso,
|
|
apr_pool_t *pool);
|
|
|
|
/**
|
|
* convert the apr dso handle into an os specific one
|
|
* @param aprdso The apr dso handle to convert
|
|
* @param dso The os specific dso to return
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_dso_handle_get(apr_os_dso_handle_t *dso,
|
|
apr_dso_handle_t *aprdso);
|
|
|
|
/** @} */
|
|
#endif /* APR_HAS_DSO */
|
|
|
|
|
|
#if APR_HAS_OS_UUID
|
|
/**
|
|
* Private: apr-util's apr_uuid module when supported by the platform
|
|
*/
|
|
APR_DECLARE(apr_status_t) apr_os_uuid_get(unsigned char *uuid_data);
|
|
#endif
|
|
|
|
|
|
/**
|
|
* Get the name of the system default character set.
|
|
* @param pool the pool to allocate the name from, if needed
|
|
*/
|
|
APR_DECLARE(const char*) apr_os_default_encoding(apr_pool_t *pool);
|
|
|
|
|
|
/**
|
|
* Get the name of the current locale character set.
|
|
* @param pool the pool to allocate the name from, if needed
|
|
* @remark Defers to apr_os_default_encoding() if the current locale's
|
|
* data can't be retrieved on this system.
|
|
*/
|
|
APR_DECLARE(const char*) apr_os_locale_encoding(apr_pool_t *pool);
|
|
|
|
/** @} */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* ! APR_PORTABLE_H */
|