1251875Speter/* Licensed to the Apache Software Foundation (ASF) under one or more 2251875Speter * contributor license agreements. See the NOTICE file distributed with 3251875Speter * this work for additional information regarding copyright ownership. 4251875Speter * The ASF licenses this file to You under the Apache License, Version 2.0 5251875Speter * (the "License"); you may not use this file except in compliance with 6251875Speter * the License. You may obtain a copy of the License at 7251875Speter * 8251875Speter * http://www.apache.org/licenses/LICENSE-2.0 9251875Speter * 10251875Speter * Unless required by applicable law or agreed to in writing, software 11251875Speter * distributed under the License is distributed on an "AS IS" BASIS, 12251875Speter * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13251875Speter * See the License for the specific language governing permissions and 14251875Speter * limitations under the License. 15251875Speter */ 16251875Speter 17251875Speter#ifndef FILE_IO_H 18251875Speter#define FILE_IO_H 19251875Speter 20251875Speter#include "apr.h" 21251875Speter#include "apr_private.h" 22251875Speter#include "apr_general.h" 23251875Speter#include "apr_tables.h" 24251875Speter#include "apr_file_io.h" 25251875Speter#include "apr_file_info.h" 26251875Speter#include "apr_errno.h" 27251875Speter#include "apr_lib.h" 28251875Speter#include "apr_thread_mutex.h" 29251875Speter#ifndef WAITIO_USES_POLL 30251875Speter#include "apr_poll.h" 31251875Speter#endif 32251875Speter 33251875Speter/* System headers the file I/O library needs */ 34251875Speter#if APR_HAVE_FCNTL_H 35251875Speter#include <fcntl.h> 36251875Speter#endif 37251875Speter#if APR_HAVE_SYS_TYPES_H 38251875Speter#include <sys/types.h> 39251875Speter#endif 40251875Speter#if APR_HAVE_ERRNO_H 41251875Speter#include <errno.h> 42251875Speter#endif 43251875Speter#if APR_HAVE_STRING_H 44251875Speter#include <string.h> 45251875Speter#endif 46251875Speter#if APR_HAVE_STRINGS_H 47251875Speter#include <strings.h> 48251875Speter#endif 49251875Speter#if APR_HAVE_DIRENT_H 50251875Speter#include <dirent.h> 51251875Speter#endif 52251875Speter#ifdef HAVE_SYS_STAT_H 53251875Speter#include <sys/stat.h> 54251875Speter#endif 55251875Speter#if APR_HAVE_UNISTD_H 56251875Speter#include <unistd.h> 57251875Speter#endif 58251875Speter#if APR_HAVE_STDIO_H 59251875Speter#include <stdio.h> 60251875Speter#endif 61251875Speter#if APR_HAVE_STDLIB_H 62251875Speter#include <stdlib.h> 63251875Speter#endif 64251875Speter#if APR_HAVE_SYS_UIO_H 65251875Speter#include <sys/uio.h> 66251875Speter#endif 67251875Speter#if APR_HAVE_SYS_TIME_H 68251875Speter#include <sys/time.h> 69251875Speter#endif 70251875Speter#ifdef BEOS 71251875Speter#include <kernel/OS.h> 72251875Speter#endif 73251875Speter/* Hunting down DEV_BSIZE if not from dirent.h, sys/stat.h etc */ 74251875Speter#ifdef HAVE_SYS_PARAM_H 75251875Speter#include <sys/param.h> 76251875Speter#endif 77251875Speter 78251875Speter#if BEOS_BONE 79251875Speter# ifndef BONE7 80251875Speter /* prior to BONE/7 fd_set & select were defined in sys/socket.h */ 81251875Speter# include <sys/socket.h> 82251875Speter# else 83251875Speter /* Be moved the fd_set stuff and also the FIONBIO definition... */ 84251875Speter# include <sys/ioctl.h> 85251875Speter# endif 86251875Speter#endif 87251875Speter/* End System headers */ 88251875Speter 89251875Speter#define APR_FILE_DEFAULT_BUFSIZE 4096 90251875Speter/* For backwards-compat */ 91251875Speter#define APR_FILE_BUFSIZE APR_FILE_DEFAULT_BUFSIZE 92251875Speter 93251875Speterstruct apr_file_t { 94251875Speter apr_pool_t *pool; 95251875Speter int filedes; 96251875Speter char *fname; 97251875Speter apr_int32_t flags; 98251875Speter int eof_hit; 99251875Speter int is_pipe; 100251875Speter apr_interval_time_t timeout; 101251875Speter int buffered; 102251875Speter enum {BLK_UNKNOWN, BLK_OFF, BLK_ON } blocking; 103251875Speter int ungetchar; /* Last char provided by an unget op. (-1 = no char)*/ 104251875Speter#ifndef WAITIO_USES_POLL 105251875Speter /* if there is a timeout set, then this pollset is used */ 106251875Speter apr_pollset_t *pollset; 107251875Speter#endif 108251875Speter /* Stuff for buffered mode */ 109251875Speter char *buffer; 110251875Speter apr_size_t bufpos; /* Read/Write position in buffer */ 111251875Speter apr_size_t bufsize; /* The size of the buffer */ 112251875Speter unsigned long dataRead; /* amount of valid data read into buffer */ 113251875Speter int direction; /* buffer being used for 0 = read, 1 = write */ 114251875Speter apr_off_t filePtr; /* position in file of handle */ 115251875Speter#if APR_HAS_THREADS 116251875Speter struct apr_thread_mutex_t *thlock; 117251875Speter#endif 118251875Speter}; 119251875Speter 120251875Speter#if APR_HAS_THREADS 121251875Speter#define file_lock(f) do { \ 122251875Speter if ((f)->thlock) \ 123251875Speter apr_thread_mutex_lock((f)->thlock); \ 124251875Speter } while (0) 125251875Speter#define file_unlock(f) do { \ 126251875Speter if ((f)->thlock) \ 127251875Speter apr_thread_mutex_unlock((f)->thlock); \ 128251875Speter } while (0) 129251875Speter#else 130251875Speter#define file_lock(f) do {} while (0) 131251875Speter#define file_unlock(f) do {} while (0) 132251875Speter#endif 133251875Speter 134251875Speter#if APR_HAS_LARGE_FILES && defined(_LARGEFILE64_SOURCE) 135251875Speter#define stat(f,b) stat64(f,b) 136251875Speter#define lstat(f,b) lstat64(f,b) 137251875Speter#define fstat(f,b) fstat64(f,b) 138251875Speter#define lseek(f,o,w) lseek64(f,o,w) 139251875Speter#define ftruncate(f,l) ftruncate64(f,l) 140251875Spetertypedef struct stat64 struct_stat; 141251875Speter#else 142251875Spetertypedef struct stat struct_stat; 143251875Speter#endif 144251875Speter 145251875Speter/* readdir64_r is only used in specific cases: */ 146251875Speter#if APR_HAS_THREADS && defined(_POSIX_THREAD_SAFE_FUNCTIONS) \ 147251875Speter && !defined(READDIR_IS_THREAD_SAFE) && defined(HAVE_READDIR64_R) 148251875Speter#define APR_USE_READDIR64_R 149251875Speter#endif 150251875Speter 151251875Speterstruct apr_dir_t { 152251875Speter apr_pool_t *pool; 153251875Speter char *dirname; 154251875Speter DIR *dirstruct; 155251875Speter#ifdef APR_USE_READDIR64_R 156251875Speter struct dirent64 *entry; 157251875Speter#else 158251875Speter struct dirent *entry; 159251875Speter#endif 160251875Speter}; 161251875Speter 162251875Speterapr_status_t apr_unix_file_cleanup(void *); 163251875Speterapr_status_t apr_unix_child_file_cleanup(void *); 164251875Speter 165251875Spetermode_t apr_unix_perms2mode(apr_fileperms_t perms); 166251875Speterapr_fileperms_t apr_unix_mode2perms(mode_t mode); 167251875Speter 168251875Speterapr_status_t apr_file_flush_locked(apr_file_t *thefile); 169251875Speterapr_status_t apr_file_info_get_locked(apr_finfo_t *finfo, apr_int32_t wanted, 170251875Speter apr_file_t *thefile); 171251875Speter 172251875Speter 173251875Speter#endif /* ! FILE_IO_H */ 174251875Speter 175