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sortix--sortix/libc/include/FILE.h
Jonas 'Sortie' Termansen 2b72262b4f Relicense Sortix to the ISC license.
I hereby relicense all my work on Sortix under the ISC license as below.

All Sortix contributions by other people are already under this license,
are not substantial enough to be copyrightable, or have been removed.

All imported code from other projects is compatible with this license.

All GPL licensed code from other projects had previously been removed.

Copyright 2011-2016 Jonas 'Sortie' Termansen and contributors.

Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.

THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
2016-03-05 22:21:50 +01:00

104 lines
2.6 KiB
C

/*
* Copyright (c) 2011, 2012, 2013, 2014, 2015 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* FILE.h
* The FILE structure from <stdio.h>
*/
#ifndef INCLUDE_FILE_H
#define INCLUDE_FILE_H
#include <sys/cdefs.h>
#include <sys/__/types.h>
#include <pthread.h>
#if !defined(BUFSIZ)
#include <stdio.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifndef __off_t_defined
#define __off_t_defined
typedef __off_t off_t;
#endif
#ifndef __size_t_defined
#define __size_t_defined
#define __need_size_t
#include <stddef.h>
#endif
#ifndef __ssize_t_defined
#define __ssize_t_defined
typedef __ssize_t ssize_t;
#endif
#ifndef __FILE_defined
#define __FILE_defined
typedef struct __FILE FILE;
#endif
#define _FILE_REGISTERED (1<<0)
#define _FILE_BUFFER_MODE_SET (1<<1)
#define _FILE_LAST_WRITE (1<<2)
#define _FILE_LAST_READ (1<<3)
#define _FILE_BUFFER_OWNED (1<<4)
#define _FILE_STATUS_ERROR (1<<5)
#define _FILE_STATUS_EOF (1<<6)
#define _FILE_READABLE (1<<7)
#define _FILE_WRITABLE (1<<8)
#define _FILE_MAX_PUSHBACK 8
/* Note libc's declarations of stdin/stdout/stderr also needs to be changed if
you make changes to this structure. */
struct __FILE
{
unsigned char* buffer;
void* user;
void* free_user;
ssize_t (*read_func)(void* user, void* ptr, size_t size);
ssize_t (*write_func)(void* user, const void* ptr, size_t size);
off_t (*seek_func)(void* user, off_t offset, int whence);
int (*close_func)(void* user);
void (*free_func)(void* free_user, FILE* fp);
pthread_mutex_t file_lock;
int (*fflush_indirect)(FILE*);
FILE* prev;
FILE* next;
int flags;
int buffer_mode;
int fd;
size_t offset_input_buffer;
size_t amount_input_buffered;
size_t amount_output_buffered;
};
/* Internally used by standard library. */
#if defined(__is_sortix_libc)
extern FILE* __first_file;
extern __pthread_mutex_t __first_file_lock;
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif