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 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 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 * ICU License - ICU 1.8.1 and later 23 * 24 * COPYRIGHT AND PERMISSION NOTICE 25 * 26 * Copyright (c) 1995-2005 International Business Machines Corporation and others 27 * All rights reserved. 28 * 29 * Permission is hereby granted, free of charge, to any person obtaining a 30 * copy of this software and associated documentation files (the 31 * "Software"), to deal in the Software without restriction, including 32 * without limitation the rights to use, copy, modify, merge, publish, 33 * distribute, and/or sell copies of the Software, and to permit persons 34 * to whom the Software is furnished to do so, provided that the above 35 * copyright notice(s) and this permission notice appear in all copies of 36 * the Software and that both the above copyright notice(s) and this 37 * permission notice appear in supporting documentation. 38 * 39 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 40 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 41 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT 42 * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 43 * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL 44 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING 45 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, 46 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION 47 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 48 * 49 * Except as contained in this notice, the name of a copyright holder 50 * shall not be used in advertising or otherwise to promote the sale, use 51 * or other dealings in this Software without prior written authorization 52 * of the copyright holder. 53 * 54 * -------------------------------------------------------------------------- 55 * All trademarks and registered trademarks mentioned herein are the property 56 * of their respective owners. 57 */ 58 59 /* 60 * Copyright (c) 1994, 1995 by Sun Microsystems, Inc. 61 * Copyright (c) 1994, Nihon Sun Microsystems K.K. 62 * All Rights Reserved. 63 */ 64 65 /* 66 Converts ASCII ISO 8859-1 to EBCDIC IBM-037. 67 By Greg Nakhimovsky, Sun Microsystems. 68 April, 1996. 69 */ 70 #include <stdio.h> 71 #include <stdlib.h> 72 #include <errno.h> 73 #include <ctype.h> 74 75 #define MAGIC_NUMBER (0x216513) 76 #define ERR_RETURN (-1) /* result code on error */ 77 78 #define GET(c) ((c) = *ip, ip++, ileft--) 79 #define PUT(c) (*op = (c), op++, oleft--) 80 #define UNGET() (ip--, ileft++) 81 82 83 /* 84 * Open; called from iconv_open() 85 */ 86 void * 87 _icv_open() 88 { 89 return ((void*)MAGIC_NUMBER); 90 } 91 92 93 /* 94 * Close; called from iconv_close 95 */ 96 void 97 _icv_close(int* cd) 98 { 99 if (!cd || cd != (int*)MAGIC_NUMBER) 100 errno = EBADF; 101 } 102 103 104 /* 105 * Actual conversion; called from iconv() 106 */ 107 size_t 108 _icv_iconv(int* cd, char **inbuf, size_t *inbytesleft, 109 char **outbuf, size_t *outbytesleft) 110 { 111 unsigned char *ip, ic, *op; 112 size_t ileft, oleft; 113 size_t retval = 0; 114 115 static unsigned char map[256] = { 116 0x00 , 0x01 , 0x02 , 0x03 , 0x37 , 0x2D , 0x2E , 0x2F , 0x16 , 0x05 , 117 0x25 , 0x0B , 0x0C , 0x0D , 0x0E , 0x0F , 0x10 , 0x11 , 0x12 , 0x13 , 118 0x3C , 0x3D , 0x32 , 0x26 , 0x18 , 0x19 , 0x3F , 0x27 , 0x1C , 0x1D , 119 0x1E , 0x1F , 0x40 , 0x5A , 0x7F , 0x7B , 0x5B , 0x6C , 0x50 , 0x7D , 120 0x4D , 0x5D , 0x5C , 0x4E , 0x6B , 0x60 , 0x4B , 0x61 , 0xF0 , 0xF1 , 121 0xF2 , 0xF3 , 0xF4 , 0xF5 , 0xF6 , 0xF7 , 0xF8 , 0xF9 , 0x7A , 0x5E , 122 0x4C , 0x7E , 0x6E , 0x6F , 0x7C , 0xC1 , 0xC2 , 0xC3 , 0xC4 , 0xC5 , 123 0xC6 , 0xC7 , 0xC8 , 0xC9 , 0xD1 , 0xD2 , 0xD3 , 0xD4 , 0xD5 , 0xD6 , 124 0xD7 , 0xD8 , 0xD9 , 0xE2 , 0xE3 , 0xE4 , 0xE5 , 0xE6 , 0xE7 , 0xE8 , 125 0xE9 , 0xBA , 0xE0 , 0xBB , 0xB0 , 0x6D , 0x79 , 0x81 , 0x82 , 0x83 , 126 0x84 , 0x85 , 0x86 , 0x87 , 0x88 , 0x89 , 0x91 , 0x92 , 0x93 , 0x94 , 127 0x95 , 0x96 , 0x97 , 0x98 , 0x99 , 0xA2 , 0xA3 , 0xA4 , 0xA5 , 0xA6 , 128 0xA7 , 0xA8 , 0xA9 , 0xC0 , 0x4F , 0xD0 , 0xA1 , 0x3F , 0x3F , 0x3F , 129 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 130 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 131 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 0x3F , 132 0x41 , 0xAA , 0x4A , 0xB1 , 0x9F , 0xB2 , 0x6A , 0xB5 , 0xBD , 0xB4 , 133 0x9A , 0x8A , 0x5F , 0xCA , 0xAF , 0xBC , 0x90 , 0x8F , 0xEA , 0xFA , 134 0xBE , 0xA0 , 0xB6 , 0xB3 , 0x9D , 0xDA , 0x9B , 0x8B , 0xB7 , 0xB8 , 135 0xB9 , 0xAB , 0x64 , 0x65 , 0x62 , 0x66 , 0x63 , 0x67 , 0x9E , 0x68 , 136 0x74 , 0x71 , 0x72 , 0x73 , 0x78 , 0x75 , 0x76 , 0x77 , 0xAC , 0x69 , 137 0xED , 0xEE , 0xEB , 0xEF , 0xEC , 0xBF , 0x80 , 0xFD , 0xFE , 0xFB , 138 0xFC , 0xAD , 0xAE , 0x59 , 0x44 , 0x45 , 0x42 , 0x46 , 0x43 , 0x47 , 139 0x9C , 0x48 , 0x54 , 0x51 , 0x52 , 0x53 , 0x58 , 0x55 , 0x56 , 0x57 , 140 0x8C , 0x49 , 0xCD , 0xCE , 0xCB , 0xCF , 0xCC , 0xE1 , 0x70 , 0xDD , 141 0xDE , 0xDB , 0xDC , 0x8D , 0x8E , 0xDF}; 142 143 if (!cd || cd != (int*)MAGIC_NUMBER) 144 { 145 errno = EBADF; 146 return((size_t)ERR_RETURN); 147 } 148 149 if ((inbuf == 0) || (*inbuf == 0)) 150 return((size_t)0); 151 152 ip = (unsigned char*)*inbuf; 153 op = (unsigned char *)*outbuf; 154 ileft = *inbytesleft; 155 oleft = *outbytesleft; 156 157 /* 158 * Main loop; basically 1 loop per 1 input byte 159 */ 160 161 while (ileft > 0) { 162 GET(ic); 163 if (oleft < 1) { 164 UNGET(); 165 errno = E2BIG; 166 retval = ERR_RETURN; 167 goto ret; 168 } 169 PUT(map[ic]); 170 retval++; 171 } 172 173 ret: 174 *inbuf = (char *)ip; 175 *inbytesleft = ileft; 176 *outbuf = (char *)op; 177 *outbytesleft = oleft; 178 179 return (retval); 180 } 181