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 * AT&T Research 25da2e3ebdSchin * 26da2e3ebdSchin * sfio discipline interface definitions 27da2e3ebdSchin */ 28da2e3ebdSchin 29da2e3ebdSchin #ifndef _SFDISC_H 30da2e3ebdSchin #define _SFDISC_H 31da2e3ebdSchin 32da2e3ebdSchin #include <ast.h> 33da2e3ebdSchin 34da2e3ebdSchin #define SFDCEVENT(a,b,n) ((((a)-'A'+1)<<11)^(((b)-'A'+1)<<6)^(n)) 35da2e3ebdSchin 36da2e3ebdSchin #if _BLD_ast && defined(__EXPORT__) 37da2e3ebdSchin #define extern __EXPORT__ 38da2e3ebdSchin #endif 39da2e3ebdSchin 40da2e3ebdSchin #define SFSK_DISCARD SFDCEVENT('S','K',1) 41da2e3ebdSchin 42da2e3ebdSchin /* 43da2e3ebdSchin * %(...) printf support 44da2e3ebdSchin */ 45da2e3ebdSchin 46da2e3ebdSchin typedef int (*Sf_key_lookup_t)(void*, Sffmt_t*, const char*, char**, Sflong_t*); 47da2e3ebdSchin typedef char* (*Sf_key_convert_t)(void*, Sffmt_t*, const char*, char*, Sflong_t); 48da2e3ebdSchin 49da2e3ebdSchin extern int sfkeyprintf(Sfio_t*, void*, const char*, Sf_key_lookup_t, Sf_key_convert_t); 50da2e3ebdSchin #define sfkeyprintf sfkeyprintf_20000308 /* Sffmt_t* callback args */ 51da2e3ebdSchin extern int sfkeyprintf(Sfio_t*, void*, const char*, Sf_key_lookup_t, Sf_key_convert_t); 52da2e3ebdSchin 53da2e3ebdSchin /* 54da2e3ebdSchin * pure sfio read and/or write disciplines 55da2e3ebdSchin */ 56da2e3ebdSchin 57da2e3ebdSchin extern int sfdcdio(Sfio_t*, size_t); 58da2e3ebdSchin extern int sfdcdos(Sfio_t*); 59da2e3ebdSchin extern int sfdcfilter(Sfio_t*, const char*); 60da2e3ebdSchin extern int sfdcmore(Sfio_t*, const char*, int, int); 61da2e3ebdSchin extern int sfdcprefix(Sfio_t*, const char*); 62da2e3ebdSchin extern int sfdcseekable(Sfio_t*); 63da2e3ebdSchin extern int sfdcslow(Sfio_t*); 64da2e3ebdSchin extern int sfdctee(Sfio_t*, Sfio_t*); 65da2e3ebdSchin extern int sfdcunion(Sfio_t*, Sfio_t**, int); 66da2e3ebdSchin 67da2e3ebdSchin extern Sfio_t* sfdcsubstream(Sfio_t*, Sfio_t*, Sfoff_t, Sfoff_t); 68da2e3ebdSchin 69da2e3ebdSchin #undef extern 70da2e3ebdSchin 71da2e3ebdSchin #endif 72