NetBSD/sys/lib/libsa/stand.h

290 lines
10 KiB
C

/* $NetBSD: stand.h,v 1.59 2006/01/13 22:32:10 christos Exp $ */
/*
* Copyright (c) 1999 Christopher G. Demetriou. 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
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*-
* Copyright (c) 1993
* The Regents of the University of California. 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
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)stand.h 8.1 (Berkeley) 6/11/93
*/
#ifndef _LIBSA_STAND_H_
#define _LIBSA_STAND_H_
#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/stat.h>
#include "saioctl.h"
#include "saerrno.h"
#ifndef NULL
#define NULL 0
#endif
#ifdef LIBSA_RENAME_PRINTF
#define getchar libsa_getchar
#define gets libsa_gets
#define printf libsa_printf
#define putchar libsa_putchar
#define sprintf libsa_sprintf
#define vprintf libsa_vprintf
#define vsprintf libsa_vsprintf
#endif
#define bcmp(s1, s2, l) memcmp(s1, s2, l)
#ifdef LIBSA_USE_MEMSET
#define bzero(s, l) memset(s, 0, l)
#endif
#ifdef LIBSA_USE_MEMCPY
#define bcopy(s, d, l) memcpy(d, s, l) /* For non-overlapping copies only */
#endif
struct open_file;
#define FS_DEF(fs) \
extern int __CONCAT(fs,_open)(const char *, struct open_file *); \
extern int __CONCAT(fs,_close)(struct open_file *); \
extern int __CONCAT(fs,_read)(struct open_file *, void *, \
size_t, size_t *); \
extern int __CONCAT(fs,_write)(struct open_file *, void *, \
size_t, size_t *); \
extern off_t __CONCAT(fs,_seek)(struct open_file *, off_t, int); \
extern int __CONCAT(fs,_stat)(struct open_file *, struct stat *)
/*
* This structure is used to define file system operations in a file system
* independent way.
*/
#if !defined(LIBSA_SINGLE_FILESYSTEM)
struct fs_ops {
int (*open)(const char *, struct open_file *);
int (*close)(struct open_file *);
int (*read)(struct open_file *, void *, size_t, size_t *);
int (*write)(struct open_file *, void *, size_t size, size_t *);
off_t (*seek)(struct open_file *, off_t, int);
int (*stat)(struct open_file *, struct stat *);
};
extern struct fs_ops file_system[];
extern int nfsys;
#define FS_OPS(fs) { \
__CONCAT(fs,_open), \
__CONCAT(fs,_close), \
__CONCAT(fs,_read), \
__CONCAT(fs,_write), \
__CONCAT(fs,_seek), \
__CONCAT(fs,_stat) }
#define FS_OPEN(fs) ((fs)->open)
#define FS_CLOSE(fs) ((fs)->close)
#define FS_READ(fs) ((fs)->read)
#define FS_WRITE(fs) ((fs)->write)
#define FS_SEEK(fs) ((fs)->seek)
#define FS_STAT(fs) ((fs)->stat)
#else
#define FS_OPEN(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_open)
#define FS_CLOSE(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_close)
#define FS_READ(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_read)
#define FS_WRITE(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_write)
#define FS_SEEK(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_seek)
#define FS_STAT(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_stat)
FS_DEF(LIBSA_SINGLE_FILESYSTEM);
#endif
/* where values for lseek(2) */
#define SEEK_SET 0 /* set file offset to offset */
#define SEEK_CUR 1 /* set file offset to current plus offset */
#define SEEK_END 2 /* set file offset to EOF plus offset */
/* Device switch */
#if !defined(LIBSA_SINGLE_DEVICE)
struct devsw {
char *dv_name;
int (*dv_strategy)(void *, int, daddr_t, size_t, void *, size_t *);
int (*dv_open)(struct open_file *, ...);
int (*dv_close)(struct open_file *);
int (*dv_ioctl)(struct open_file *, u_long, void *);
};
extern struct devsw devsw[]; /* device array */
extern int ndevs; /* number of elements in devsw[] */
#define DEV_NAME(d) ((d)->dv_name)
#define DEV_STRATEGY(d) ((d)->dv_strategy)
#define DEV_OPEN(d) ((d)->dv_open)
#define DEV_CLOSE(d) ((d)->dv_close)
#define DEV_IOCTL(d) ((d)->dv_ioctl)
#else
#define DEV_NAME(d) ___STRING(LIBSA_SINGLE_DEVICE)
#define DEV_STRATEGY(d) ___CONCAT(LIBSA_SINGLE_DEVICE,strategy)
#define DEV_OPEN(d) ___CONCAT(LIBSA_SINGLE_DEVICE,open)
#define DEV_CLOSE(d) ___CONCAT(LIBSA_SINGLE_DEVICE,close)
#define DEV_IOCTL(d) ___CONCAT(LIBSA_SINGLE_DEVICE,ioctl)
/* These may be #defines which must not be expanded here, hence the extra () */
int (DEV_STRATEGY(unused))(void *, int, daddr_t, size_t, void *, size_t *);
int (DEV_OPEN(unused))(struct open_file *, ...);
int (DEV_CLOSE(unused))(struct open_file *);
int (DEV_IOCTL(unused))(struct open_file *, u_long, void *);
#endif
struct open_file {
int f_flags; /* see F_* below */
#if !defined(LIBSA_SINGLE_DEVICE)
const struct devsw *f_dev; /* pointer to device operations */
#endif
void *f_devdata; /* device specific data */
#if !defined(LIBSA_SINGLE_FILESYSTEM)
const struct fs_ops *f_ops; /* pointer to file system operations */
#endif
void *f_fsdata; /* file system specific data */
#if !defined(LIBSA_NO_RAW_ACCESS)
off_t f_offset; /* current file offset (F_RAW) */
#endif
};
#define SOPEN_MAX 4
extern struct open_file files[];
/* f_flags values */
#define F_READ 0x0001 /* file opened for reading */
#define F_WRITE 0x0002 /* file opened for writing */
#if !defined(LIBSA_NO_RAW_ACCESS)
#define F_RAW 0x0004 /* raw device open - no file system */
#endif
#define F_NODEV 0x0008 /* network open - no device */
int (devopen)(struct open_file *, const char *, char **);
#ifdef HEAP_VARIABLE
void setheap(void *, void *);
#endif
void *alloc(unsigned int);
void free(void *, unsigned int);
struct disklabel;
char *getdisklabel(const char *, struct disklabel *);
int dkcksum(const struct disklabel *);
void printf(const char *, ...);
int sprintf(char *, const char *, ...);
int snprintf(char *, size_t, const char *, ...);
void vprintf(const char *, _BSD_VA_LIST_);
int vsprintf(char *, const char *, _BSD_VA_LIST_);
int vsnprintf(char *, size_t, const char *, _BSD_VA_LIST_);
void twiddle(void);
void gets(char *);
int getfile(char *prompt, int mode);
char *strerror(int);
__dead void exit(int) __attribute__((noreturn));
__dead void panic(const char *, ...) __attribute__((noreturn));
__dead void _rtt(void) __attribute__((noreturn));
void (bcopy)(const void *, void *, size_t);
void *memcpy(void *, const void *, size_t);
void *memmove(void *, const void *, size_t);
int memcmp(const void *, const void *, size_t);
void *memset(void *, int, size_t);
void exec(char *, char *, int);
int open(const char *, int);
int close(int);
void closeall(void);
ssize_t read(int, void *, size_t);
ssize_t write(int, const void *, size_t);
off_t lseek(int, off_t, int);
int ioctl(int, u_long, char *);
int stat(const char *, struct stat *);
int fstat(int, struct stat *);
typedef int cmp_t __P((const void *, const void *));
void qsort(void *, size_t, size_t, cmp_t * cmp);
extern int opterr, optind, optopt, optreset;
extern char *optarg;
int getopt(int, char * const *, const char *);
char *getpass(const char *);
int checkpasswd(void);
int check_password(const char *);
int nodev(void);
int noioctl(struct open_file *, u_long, void *);
void nullsys(void);
FS_DEF(null);
/* Machine dependent functions */
void machdep_start(char *, int, char *, char *, char *);
int getchar(void);
void putchar(int);
#ifdef __INTERNAL_LIBSA_CREAD
int oopen(const char *, int);
int oclose(int);
ssize_t oread(int, void *, size_t);
off_t olseek(int, off_t, int);
#endif
extern const char HEXDIGITS[];
extern const char hexdigits[];
#endif /* _LIBSA_STAND_H_ */