koi2855.c revision 303975
1/* 2 * Copyright (C) 1999 by Andrey A. Chernov, Moscow, Russia. 3 * (C) 18 Sep 1999, Alex G. Bulushev (bag@demos.su) 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include "lp.cdefs.h" /* A cross-platform version of <sys/cdefs.h> */ 29__FBSDID("$FreeBSD: releng/11.0/usr.sbin/lpr/filters.ru/koi2855/koi2855.c 117609 2003-07-15 07:01:01Z gad $"); 30 31/* 32 * KOI8-R -> CP855 conversion filter (Russian character sets) 33 */ 34 35#include <sys/types.h> 36#include <signal.h> 37#include <stdio.h> 38#include <stdlib.h> 39#include <unistd.h> 40 41int length = 66; 42int lines; 43 44unsigned char koi2855 [] = { 450xc4, 0xb3, 0xda, 0xbf, 0xc0, 0xd9, 0xc3, 0xb4, 460xc2, 0xc1, 0xc5, 0xdf, 0xdc, 0xdb, 0xdb, 0xdb, 470xb0, 0xb1, 0xb2, 0xda, 0xfe, 0x2e, 0xad, 0x3d, 480xae, 0xaf, 0xff, 0xd9, 0xcf, 0x32, 0x2e, 0x25, 490xcd, 0xba, 0xc9, 0x84, 0xc9, 0xc9, 0xbb, 0xbb, 500xbb, 0xc8, 0xc8, 0xc8, 0xbc, 0xbc, 0xbc, 0xcc, 510xcc, 0xcc, 0xb9, 0x85, 0xb9, 0xb9, 0xcb, 0xcb, 520xcb, 0xca, 0xca, 0xca, 0xce, 0xce, 0xce, 0x43, 530x9c, 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, 540xb5, 0xb7, 0xbd, 0xc6, 0xd0, 0xd2, 0xd4, 0xd6, 550xd8, 0xde, 0xe1, 0xe3, 0xe5, 0xe7, 0xe9, 0xeb, 560xed, 0xf1, 0xf3, 0xf5, 0xf7, 0xf9, 0xfb, 0x9e, 570x9d, 0xa1, 0xa3, 0xa5, 0xa7, 0xa9, 0xab, 0xad, 580xb6, 0xb8, 0xbe, 0xc7, 0xd1, 0xd3, 0xd5, 0xd7, 590xdd, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 600xee, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0x9f 61}; 62 63int main(int argc, char *argv[]) 64{ 65 int c, i; 66 char *cp; 67 68 while (--argc) { 69 if (*(cp = *++argv) == '-') { 70 switch (*++cp) { 71 case 'l': 72 if ((i = atoi(++cp)) > 0) 73 length = i; 74 break; 75 } 76 } 77 } 78 79 while ((c = getchar()) != EOF) { 80 if (c == '\031') { 81 if ((c = getchar()) == '\1') { 82 lines = 0; 83 fflush(stdout); 84 kill(getpid(), SIGSTOP); 85 continue; 86 } else { 87 ungetc(c, stdin); 88 c = '\031'; 89 } 90 } else if (c & 0x80) { 91 putchar(koi2855[c & 0x7F]); 92 continue; 93 } else if (c == '\n') 94 lines++; 95 else if (c == '\f') 96 lines = length; 97 putchar(c); 98 if (lines >= length) { 99 lines = 0; 100 fflush(stdout); 101 } 102 } 103 return 0; 104} 105