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