1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include "lint.h" 30 #include "file64.h" 31 #include <mtlib.h> 32 #include <stdio.h> 33 #include <stdarg.h> 34 #include <string.h> 35 #include <thread.h> 36 #include <synch.h> 37 #include <wchar.h> 38 #include <errno.h> 39 #include <stdlib.h> 40 #include <alloca.h> 41 #include "mse.h" 42 #include "stdiom.h" 43 #include "libc.h" 44 45 int 46 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 47 _vwscanf_c89(const wchar_t *fmt, va_list ap) 48 #else 49 vwscanf(const wchar_t *fmt, va_list ap) 50 #endif 51 { 52 rmutex_t *lk; 53 int ret; 54 55 FLOCKFILE(lk, stdin); 56 57 if (_set_orientation_wide(stdin, NULL, NULL, 0) == -1) { 58 errno = EBADF; 59 FUNLOCKFILE(lk); 60 return (EOF); 61 } 62 63 #ifdef _C89_INTMAX32 64 ret = __wdoscan_u(stdin, fmt, ap, _F_INTMAX32); 65 #else 66 ret = __wdoscan_u(stdin, fmt, ap, 0); 67 #endif 68 FUNLOCKFILE(lk); 69 return (ret); 70 } 71 72 int 73 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 74 _vfwscanf_c89(FILE *iop, const wchar_t *fmt, va_list ap) 75 #else 76 vfwscanf(FILE *iop, const wchar_t *fmt, va_list ap) 77 #endif 78 { 79 rmutex_t *lk; 80 int ret; 81 82 FLOCKFILE(lk, iop); 83 84 if (_set_orientation_wide(iop, NULL, NULL, 0) == -1) { 85 errno = EBADF; 86 FUNLOCKFILE(lk); 87 return (EOF); 88 } 89 90 91 #ifdef _C89_INTMAX32 92 ret = __wdoscan_u(iop, fmt, ap, _F_INTMAX32); 93 #else 94 ret = __wdoscan_u(iop, fmt, ap, 0); 95 #endif 96 FUNLOCKFILE(lk); 97 return (ret); 98 } 99 100 int 101 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 102 _vswscanf_c89(const wchar_t *wstr, const wchar_t *fmt, va_list ap) 103 #else 104 vswscanf(const wchar_t *wstr, const wchar_t *fmt, va_list ap) 105 #endif 106 { 107 FILE strbuf; 108 size_t wlen, clen; 109 char *tmp_buf; 110 int ret; 111 112 /* 113 * The dummy FILE * created for swscanf has the _IOWRT 114 * flag set to distinguish it from wscanf and fwscanf 115 * invocations. 116 */ 117 118 clen = wcstombs(NULL, wstr, 0); 119 if (clen == (size_t)-1) { 120 errno = EILSEQ; 121 return (EOF); 122 } 123 tmp_buf = alloca(sizeof (char) * (clen + 1)); 124 if (tmp_buf == NULL) 125 return (EOF); 126 wlen = wcstombs(tmp_buf, wstr, clen + 1); 127 if (wlen == (size_t)-1) { 128 errno = EILSEQ; 129 return (EOF); 130 } 131 132 strbuf._flag = _IOREAD | _IOWRT; 133 strbuf._ptr = strbuf._base = (unsigned char *)tmp_buf; 134 strbuf._cnt = strlen(tmp_buf); 135 SET_FILE(&strbuf, _NFILE); 136 137 /* Probably the following is not required. */ 138 /* _setorientation(&strbuf, _WC_MODE); */ 139 140 #ifdef _C89_INTMAX32 141 ret = __wdoscan_u(&strbuf, fmt, ap, _F_INTMAX32); 142 #else 143 ret = __wdoscan_u(&strbuf, fmt, ap, 0); 144 #endif 145 return (ret); 146 } 147