1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (C) 1999 by Andrey A. Chernov, Moscow, Russia. 5 * (C) 18 Sep 1999, Alex G. Bulushev (bag@demos.su) 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include "lp.cdefs.h" /* A cross-platform version of <sys/cdefs.h> */ 31 __FBSDID("$FreeBSD$"); 32 33 /* 34 * KOI8-R -> CP855 conversion filter (Russian character sets) 35 */ 36 37 #include <sys/types.h> 38 #include <signal.h> 39 #include <stdio.h> 40 #include <stdlib.h> 41 #include <unistd.h> 42 43 int length = 66; 44 int lines; 45 46 unsigned char koi2855 [] = { 47 0xc4, 0xb3, 0xda, 0xbf, 0xc0, 0xd9, 0xc3, 0xb4, 48 0xc2, 0xc1, 0xc5, 0xdf, 0xdc, 0xdb, 0xdb, 0xdb, 49 0xb0, 0xb1, 0xb2, 0xda, 0xfe, 0x2e, 0xad, 0x3d, 50 0xae, 0xaf, 0xff, 0xd9, 0xcf, 0x32, 0x2e, 0x25, 51 0xcd, 0xba, 0xc9, 0x84, 0xc9, 0xc9, 0xbb, 0xbb, 52 0xbb, 0xc8, 0xc8, 0xc8, 0xbc, 0xbc, 0xbc, 0xcc, 53 0xcc, 0xcc, 0xb9, 0x85, 0xb9, 0xb9, 0xcb, 0xcb, 54 0xcb, 0xca, 0xca, 0xca, 0xce, 0xce, 0xce, 0x43, 55 0x9c, 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, 56 0xb5, 0xb7, 0xbd, 0xc6, 0xd0, 0xd2, 0xd4, 0xd6, 57 0xd8, 0xde, 0xe1, 0xe3, 0xe5, 0xe7, 0xe9, 0xeb, 58 0xed, 0xf1, 0xf3, 0xf5, 0xf7, 0xf9, 0xfb, 0x9e, 59 0x9d, 0xa1, 0xa3, 0xa5, 0xa7, 0xa9, 0xab, 0xad, 60 0xb6, 0xb8, 0xbe, 0xc7, 0xd1, 0xd3, 0xd5, 0xd7, 61 0xdd, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 62 0xee, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0x9f 63 }; 64 65 int main(int argc, char *argv[]) 66 { 67 int c, i; 68 char *cp; 69 70 while (--argc) { 71 if (*(cp = *++argv) == '-') { 72 switch (*++cp) { 73 case 'l': 74 if ((i = atoi(++cp)) > 0) 75 length = i; 76 break; 77 } 78 } 79 } 80 81 while ((c = getchar()) != EOF) { 82 if (c == '\031') { 83 if ((c = getchar()) == '\1') { 84 lines = 0; 85 fflush(stdout); 86 kill(getpid(), SIGSTOP); 87 continue; 88 } else { 89 ungetc(c, stdin); 90 c = '\031'; 91 } 92 } else if (c & 0x80) { 93 putchar(koi2855[c & 0x7F]); 94 continue; 95 } else if (c == '\n') 96 lines++; 97 else if (c == '\f') 98 lines = length; 99 putchar(c); 100 if (lines >= length) { 101 lines = 0; 102 fflush(stdout); 103 } 104 } 105 return 0; 106 } 107