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984263bc MD |
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 | /* | |
29 | * KOI8-R -> CP855 conversion filter (Russian character sets) | |
30 | * | |
31 | * $FreeBSD: src/usr.sbin/lpr/filters.ru/koi2855/koi2855.c,v 1.1 1999/09/21 20:42:10 ache Exp $ | |
36471bd1 | 32 | * $DragonFly: src/usr.sbin/lpr/filters.ru/koi2855/koi2855.c,v 1.3 2005/12/05 02:40:27 swildner Exp $ |
984263bc MD |
33 | */ |
34 | ||
35 | #include <sys/types.h> | |
36 | #include <signal.h> | |
37 | #include <stdio.h> | |
057385c6 | 38 | #include <stdlib.h> |
984263bc MD |
39 | #include <unistd.h> |
40 | ||
41 | int length = 66; | |
42 | int lines; | |
43 | ||
44 | unsigned char koi2855 [] = { | |
45 | 0xc4, 0xb3, 0xda, 0xbf, 0xc0, 0xd9, 0xc3, 0xb4, | |
46 | 0xc2, 0xc1, 0xc5, 0xdf, 0xdc, 0xdb, 0xdb, 0xdb, | |
47 | 0xb0, 0xb1, 0xb2, 0xda, 0xfe, 0x2e, 0xad, 0x3d, | |
48 | 0xae, 0xaf, 0xff, 0xd9, 0xcf, 0x32, 0x2e, 0x25, | |
49 | 0xcd, 0xba, 0xc9, 0x84, 0xc9, 0xc9, 0xbb, 0xbb, | |
50 | 0xbb, 0xc8, 0xc8, 0xc8, 0xbc, 0xbc, 0xbc, 0xcc, | |
51 | 0xcc, 0xcc, 0xb9, 0x85, 0xb9, 0xb9, 0xcb, 0xcb, | |
52 | 0xcb, 0xca, 0xca, 0xca, 0xce, 0xce, 0xce, 0x43, | |
53 | 0x9c, 0xa0, 0xa2, 0xa4, 0xa6, 0xa8, 0xaa, 0xac, | |
54 | 0xb5, 0xb7, 0xbd, 0xc6, 0xd0, 0xd2, 0xd4, 0xd6, | |
55 | 0xd8, 0xde, 0xe1, 0xe3, 0xe5, 0xe7, 0xe9, 0xeb, | |
56 | 0xed, 0xf1, 0xf3, 0xf5, 0xf7, 0xf9, 0xfb, 0x9e, | |
57 | 0x9d, 0xa1, 0xa3, 0xa5, 0xa7, 0xa9, 0xab, 0xad, | |
58 | 0xb6, 0xb8, 0xbe, 0xc7, 0xd1, 0xd3, 0xd5, 0xd7, | |
59 | 0xdd, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, | |
60 | 0xee, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0x9f | |
61 | }; | |
62 | ||
36471bd1 SW |
63 | int |
64 | main(int argc, char *argv[]) | |
984263bc MD |
65 | { |
66 | int c, i; | |
67 | char *cp; | |
68 | ||
69 | while (--argc) { | |
70 | if (*(cp = *++argv) == '-') { | |
71 | switch (*++cp) { | |
72 | case 'l': | |
73 | if ((i = atoi(++cp)) > 0) | |
74 | length = i; | |
75 | break; | |
76 | } | |
77 | } | |
78 | } | |
79 | ||
80 | while ((c = getchar()) != EOF) { | |
81 | if (c == '\031') { | |
82 | if ((c = getchar()) == '\1') { | |
83 | lines = 0; | |
84 | fflush(stdout); | |
85 | kill(getpid(), SIGSTOP); | |
86 | continue; | |
87 | } else { | |
88 | ungetc(c, stdin); | |
89 | c = '\031'; | |
90 | } | |
91 | } else if (c & 0x80) { | |
92 | putchar(koi2855[c & 0x7F]); | |
93 | continue; | |
94 | } else if (c == '\n') | |
95 | lines++; | |
96 | else if (c == '\f') | |
97 | lines = length; | |
98 | putchar(c); | |
99 | if (lines >= length) { | |
100 | lines = 0; | |
101 | fflush(stdout); | |
102 | } | |
103 | } | |
104 | return 0; | |
105 | } |