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comparison f-demime/b2q_in.c @ 0:7e0d08176f32

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f-demime starting code
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 06 May 2023 06:14:03 +0000
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-1:000000000000 0:7e0d08176f32
1 /*
2 * This module implements the input side of base64-to-QP conversion.
3 */
4
5 #include <stdio.h>
6 #include <stdlib.h>
7 #include <string.h>
8 #include <strings.h>
9 #include "defs.h"
10
11 extern void (*dec_outf)();
12 extern FILE *tempfile;
13
14 static int cr_state;
15
16 static void
17 output_func(ch)
18 {
19 if (cr_state) {
20 cr_state = 0;
21 if (ch == '\n') {
22 putc('\n', tempfile);
23 return;
24 } else
25 putc('\r', tempfile);
26 }
27 if (ch == '\r')
28 cr_state = 1;
29 else
30 putc(ch, tempfile);
31 }
32
33 void
34 b2q_conv_init()
35 {
36 dec_outf = output_func;
37 cr_state = 0;
38 }
39
40 void
41 b2q_conv_finish()
42 {
43 if (cr_state)
44 putc('\r', tempfile);
45 }