1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _MSE_H 28*0Sstevel@tonic-gate #define _MSE_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <stdio.h> 33*0Sstevel@tonic-gate #include <wchar.h> 34*0Sstevel@tonic-gate #include <string.h> 35*0Sstevel@tonic-gate #include "stdiom.h" 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate typedef enum { 38*0Sstevel@tonic-gate _NO_MODE, /* not bound */ 39*0Sstevel@tonic-gate _BYTE_MODE, /* Byte orientation */ 40*0Sstevel@tonic-gate _WC_MODE /* Wide orientation */ 41*0Sstevel@tonic-gate } _IOP_orientation_t; 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate /* 44*0Sstevel@tonic-gate * DESCRIPTION: 45*0Sstevel@tonic-gate * This function gets the pointer to the mbstate_t structure associated 46*0Sstevel@tonic-gate * with the specified iop. 47*0Sstevel@tonic-gate * 48*0Sstevel@tonic-gate * RETURNS: 49*0Sstevel@tonic-gate * If the associated mbstate_t found, the pointer to the mbstate_t is 50*0Sstevel@tonic-gate * returned. Otherwise, (mbstate_t *)NULL is returned. 51*0Sstevel@tonic-gate */ 52*0Sstevel@tonic-gate #ifdef _LP64 53*0Sstevel@tonic-gate #define _getmbstate(iop) (&(iop)->_state) 54*0Sstevel@tonic-gate #else 55*0Sstevel@tonic-gate extern mbstate_t *_getmbstate(FILE *); 56*0Sstevel@tonic-gate #endif 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate /* 59*0Sstevel@tonic-gate * DESCRIPTION: 60*0Sstevel@tonic-gate * This function/macro gets the orientation bound to the specified iop. 61*0Sstevel@tonic-gate * 62*0Sstevel@tonic-gate * RETURNS: 63*0Sstevel@tonic-gate * _WC_MODE if iop has been bound to Wide orientation 64*0Sstevel@tonic-gate * _BYTE_MODE if iop has been bound to Byte orientation 65*0Sstevel@tonic-gate * _NO_MODE if iop has been bound to neither Wide nor Byte 66*0Sstevel@tonic-gate */ 67*0Sstevel@tonic-gate extern _IOP_orientation_t _getorientation(FILE *); 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate /* 70*0Sstevel@tonic-gate * DESCRIPTION: 71*0Sstevel@tonic-gate * This function/macro sets the orientation to the specified iop. 72*0Sstevel@tonic-gate * 73*0Sstevel@tonic-gate * INPUT: 74*0Sstevel@tonic-gate * flag may take one of the following: 75*0Sstevel@tonic-gate * _WC_MODE Wide orientation 76*0Sstevel@tonic-gate * _BYTE_MODE Byte orientation 77*0Sstevel@tonic-gate * _NO_MODE Unoriented 78*0Sstevel@tonic-gate */ 79*0Sstevel@tonic-gate extern void _setorientation(FILE *, _IOP_orientation_t); 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate /* 82*0Sstevel@tonic-gate * From page 32 of XSH5 83*0Sstevel@tonic-gate * Once a wide-character I/O function has been applied 84*0Sstevel@tonic-gate * to a stream without orientation, the stream becomes 85*0Sstevel@tonic-gate * wide-orientated. Similarly, once a byte I/O function 86*0Sstevel@tonic-gate * has been applied to a stream without orientation, 87*0Sstevel@tonic-gate * the stream becomes byte-orientated. Only a call to 88*0Sstevel@tonic-gate * the freopen() function or the fwide() function can 89*0Sstevel@tonic-gate * otherwise alter the orientation of a stream. 90*0Sstevel@tonic-gate */ 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate /* 93*0Sstevel@tonic-gate * libc_i18n provides the following functions: 94*0Sstevel@tonic-gate */ 95*0Sstevel@tonic-gate extern int _set_orientation_wide(FILE *, void **, void (*(*))(void), int); 96*0Sstevel@tonic-gate extern void *__mbst_get_lc_and_fp(const mbstate_t *, 97*0Sstevel@tonic-gate void (*(*))(void), int); 98*0Sstevel@tonic-gate /* 99*0Sstevel@tonic-gate * Above two functions take either FP_WCTOMB or FP_FGETWC for the integer 100*0Sstevel@tonic-gate * argument. 101*0Sstevel@tonic-gate */ 102*0Sstevel@tonic-gate #define FP_WCTOMB 0 103*0Sstevel@tonic-gate #define FP_FGETWC 1 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate #define _SET_ORIENTATION_BYTE(iop) \ 106*0Sstevel@tonic-gate { \ 107*0Sstevel@tonic-gate if (GET_NO_MODE(iop)) \ 108*0Sstevel@tonic-gate _setorientation(iop, _BYTE_MODE); \ 109*0Sstevel@tonic-gate } 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate /* The following is specified in the argument of _get_internal_mbstate() */ 112*0Sstevel@tonic-gate #define _MBRLEN 0 113*0Sstevel@tonic-gate #define _MBRTOWC 1 114*0Sstevel@tonic-gate #define _WCRTOMB 2 115*0Sstevel@tonic-gate #define _MBSRTOWCS 3 116*0Sstevel@tonic-gate #define _WCSRTOMBS 4 117*0Sstevel@tonic-gate #define _MAX_MB_FUNC _WCSRTOMBS 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate extern void _clear_internal_mbstate(void); 120*0Sstevel@tonic-gate extern mbstate_t *_get_internal_mbstate(int); 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate #define MBSTATE_INITIAL(ps) MBSTATE_RESTART(ps) 123*0Sstevel@tonic-gate #define MBSTATE_RESTART(ps) \ 124*0Sstevel@tonic-gate (void) memset((void *)ps, 0, sizeof (mbstate_t)) 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate #endif /* _MSE_H */ 127