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 #include "lint.h" 28 #include "file64.h" 29 #include <mtlib.h> 30 #include <stdio.h> 31 #include <stdarg.h> 32 #include <string.h> 33 #include <thread.h> 34 #include <synch.h> 35 #include <wchar.h> 36 #include <errno.h> 37 #include <stdlib.h> 38 #include <alloca.h> 39 #include "mse.h" 40 #include "stdiom.h" 41 #include "libc.h" 42 43 int 44 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 45 _vwscanf_c89(const wchar_t *fmt, va_list ap) 46 #else 47 vwscanf(const wchar_t *fmt, va_list ap) 48 #endif 49 { 50 rmutex_t *lk; 51 int ret; 52 53 FLOCKFILE(lk, stdin); 54 55 if (GET_NO_MODE(stdin)) 56 _setorientation(stdin, _WC_MODE); 57 58 #ifdef _C89_INTMAX32 59 ret = __wdoscan_u(stdin, fmt, ap, _F_INTMAX32); 60 #else 61 ret = __wdoscan_u(stdin, fmt, ap, 0); 62 #endif 63 FUNLOCKFILE(lk); 64 return (ret); 65 } 66 67 int 68 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 69 _vfwscanf_c89(FILE *iop, const wchar_t *fmt, va_list ap) 70 #else 71 vfwscanf(FILE *iop, const wchar_t *fmt, va_list ap) 72 #endif 73 { 74 rmutex_t *lk; 75 int ret; 76 77 FLOCKFILE(lk, iop); 78 79 if (GET_NO_MODE(iop)) 80 _setorientation(iop, _WC_MODE); 81 82 83 #ifdef _C89_INTMAX32 84 ret = __wdoscan_u(iop, fmt, ap, _F_INTMAX32); 85 #else 86 ret = __wdoscan_u(iop, fmt, ap, 0); 87 #endif 88 FUNLOCKFILE(lk); 89 return (ret); 90 } 91 92 int 93 #ifdef _C89_INTMAX32 /* _C89_INTMAX32 version in 32-bit libc only */ 94 _vswscanf_c89(const wchar_t *wstr, const wchar_t *fmt, va_list ap) 95 #else 96 vswscanf(const wchar_t *wstr, const wchar_t *fmt, va_list ap) 97 #endif 98 { 99 FILE strbuf; 100 size_t wlen, clen; 101 char *tmp_buf; 102 int ret; 103 104 /* 105 * The dummy FILE * created for swscanf has the _IOWRT 106 * flag set to distinguish it from wscanf and fwscanf 107 * invocations. 108 */ 109 110 clen = wcstombs(NULL, wstr, 0); 111 if (clen == (size_t)-1) { 112 errno = EILSEQ; 113 return (EOF); 114 } 115 tmp_buf = alloca(sizeof (char) * (clen + 1)); 116 if (tmp_buf == NULL) 117 return (EOF); 118 wlen = wcstombs(tmp_buf, wstr, clen + 1); 119 if (wlen == (size_t)-1) { 120 errno = EILSEQ; 121 return (EOF); 122 } 123 124 strbuf._flag = _IOREAD | _IOWRT; 125 strbuf._ptr = strbuf._base = (unsigned char *)tmp_buf; 126 strbuf._cnt = strlen(tmp_buf); 127 SET_FILE(&strbuf, _NFILE); 128 129 /* Probably the following is not required. */ 130 /* _setorientation(&strbuf, _WC_MODE); */ 131 132 #ifdef _C89_INTMAX32 133 ret = __wdoscan_u(&strbuf, fmt, ap, _F_INTMAX32); 134 #else 135 ret = __wdoscan_u(&strbuf, fmt, ap, 0); 136 #endif 137 return (ret); 138 } 139