1da2e3ebdSchin /*********************************************************************** 2da2e3ebdSchin * * 3da2e3ebdSchin * This software is part of the ast package * 4*3e14f97fSRoger A. Faulkner * Copyright (c) 1985-2010 AT&T Intellectual Property * 5da2e3ebdSchin * and is licensed under the * 6da2e3ebdSchin * Common Public License, Version 1.0 * 77c2fbfb3SApril Chin * by AT&T Intellectual Property * 8da2e3ebdSchin * * 9da2e3ebdSchin * A copy of the License is available at * 10da2e3ebdSchin * http://www.opensource.org/licenses/cpl1.0.txt * 11da2e3ebdSchin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12da2e3ebdSchin * * 13da2e3ebdSchin * Information and Software Systems Research * 14da2e3ebdSchin * AT&T Research * 15da2e3ebdSchin * Florham Park NJ * 16da2e3ebdSchin * * 17da2e3ebdSchin * Glenn Fowler <gsf@research.att.com> * 18da2e3ebdSchin * David Korn <dgk@research.att.com> * 19da2e3ebdSchin * Phong Vo <kpv@research.att.com> * 20da2e3ebdSchin * * 21da2e3ebdSchin ***********************************************************************/ 22da2e3ebdSchin #pragma prototyped 23da2e3ebdSchin /* 24da2e3ebdSchin * Glenn Fowler 25da2e3ebdSchin * AT&T Research 26da2e3ebdSchin * 27da2e3ebdSchin * magic interface definitions 28da2e3ebdSchin */ 29da2e3ebdSchin 30da2e3ebdSchin #ifndef _MAGIC_H 31da2e3ebdSchin #define _MAGIC_H 32da2e3ebdSchin 33da2e3ebdSchin #include <sfio.h> 34da2e3ebdSchin #include <ls.h> 35da2e3ebdSchin 36da2e3ebdSchin #define MAGIC_VERSION 19961031L 37da2e3ebdSchin 38da2e3ebdSchin #ifndef MAGIC_FILE 39da2e3ebdSchin #define MAGIC_FILE "lib/file/magic" 40da2e3ebdSchin #endif 41da2e3ebdSchin 42da2e3ebdSchin #ifndef MAGIC_DIR 43da2e3ebdSchin #define MAGIC_DIR "lib/file" 44da2e3ebdSchin #endif 45da2e3ebdSchin 46da2e3ebdSchin #define MAGIC_FILE_ENV "MAGICFILE" 47da2e3ebdSchin 48da2e3ebdSchin #define MAGIC_MIME (1<<0) /* magictype returns MIME type */ 49da2e3ebdSchin #define MAGIC_VERBOSE (1<<1) /* verbose magic file errors */ 50da2e3ebdSchin 51da2e3ebdSchin #define MAGIC_USER (1L<<16) /* first user flag bit */ 52da2e3ebdSchin 53da2e3ebdSchin struct Magic_s; 54da2e3ebdSchin struct Magicdisc_s; 55da2e3ebdSchin 56da2e3ebdSchin typedef struct Magicdisc_s 57da2e3ebdSchin { 58da2e3ebdSchin unsigned long version; /* interface version */ 59da2e3ebdSchin unsigned long flags; /* MAGIC_* flags */ 60da2e3ebdSchin Error_f errorf; /* error function */ 61da2e3ebdSchin } Magicdisc_t; 62da2e3ebdSchin 63da2e3ebdSchin typedef struct Magic_s 64da2e3ebdSchin { 65da2e3ebdSchin const char* id; /* library id string */ 66da2e3ebdSchin 67da2e3ebdSchin #ifdef _MAGIC_PRIVATE_ 68da2e3ebdSchin _MAGIC_PRIVATE_ 69da2e3ebdSchin #endif 70da2e3ebdSchin 71da2e3ebdSchin } Magic_t; 72da2e3ebdSchin 73da2e3ebdSchin #if _BLD_ast && defined(__EXPORT__) 74da2e3ebdSchin #define extern __EXPORT__ 75da2e3ebdSchin #endif 76da2e3ebdSchin 77da2e3ebdSchin extern Magic_t* magicopen(Magicdisc_t*); 78da2e3ebdSchin extern int magicload(Magic_t*, const char*, unsigned long); 79da2e3ebdSchin extern int magiclist(Magic_t*, Sfio_t*); 80da2e3ebdSchin extern char* magictype(Magic_t*, Sfio_t*, const char*, struct stat*); 81da2e3ebdSchin extern int magicclose(Magic_t*); 82da2e3ebdSchin 83da2e3ebdSchin #undef extern 84da2e3ebdSchin 85da2e3ebdSchin #endif 86