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/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1985-2010 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Phong Vo <kpv@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
/*
* Glenn Fowler
* AT&T Research
*
* magic interface definitions
*/
#ifndef _MAGIC_H
#define _MAGIC_H
#include <sfio.h>
#include <ls.h>
#define MAGIC_VERSION 19961031L
#ifndef MAGIC_FILE
#define MAGIC_FILE "lib/file/magic"
#endif
#ifndef MAGIC_DIR
#define MAGIC_DIR "lib/file"
#endif
#define MAGIC_FILE_ENV "MAGICFILE"
#define MAGIC_MIME (1<<0) /* magictype returns MIME type */
#define MAGIC_VERBOSE (1<<1) /* verbose magic file errors */
#define MAGIC_USER (1L<<16) /* first user flag bit */
struct Magic_s;
struct Magicdisc_s;
typedef struct Magicdisc_s
{
unsigned long version; /* interface version */
unsigned long flags; /* MAGIC_* flags */
Error_f errorf; /* error function */
} Magicdisc_t;
typedef struct Magic_s
{
const char* id; /* library id string */
#ifdef _MAGIC_PRIVATE_
_MAGIC_PRIVATE_
#endif
} Magic_t;
#if _BLD_ast && defined(__EXPORT__)
#define extern __EXPORT__
#endif
extern Magic_t* magicopen(Magicdisc_t*);
extern int magicload(Magic_t*, const char*, unsigned long);
extern int magiclist(Magic_t*, Sfio_t*);
extern char* magictype(Magic_t*, Sfio_t*, const char*, struct stat*);
extern int magicclose(Magic_t*);
#undef extern
#endif
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