/
combine.c
109 lines (92 loc) · 2.67 KB
/
combine.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
/*
* combine.c - test driver for bc_combine in libbitconvert
* This file is part of libbitconvert.
*
* Copyright (c) 2008-2009, Denver Gingerich <denver@ossguy.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "bitconvert.h"
#include <stdio.h> /* FILE, fgets, printf */
#include <string.h> /* strlen */
#define TRACK_INPUT_SIZE 4096
char* get_track(FILE* input, char* bits, int bits_len)
{
int bits_end;
if (NULL == fgets(bits, bits_len, input)) {
return NULL;
}
bits_end = strlen(bits);
/* strip trailing newline */
if ('\n' == bits[bits_end - 1]) {
bits[bits_end - 1] = '\0';
}
return bits;
}
void print_error(const char* error)
{
printf("%s\n", error);
}
int main(void)
{
FILE* input;
char ft1[TRACK_INPUT_SIZE];
char ft2[TRACK_INPUT_SIZE];
char ft3[TRACK_INPUT_SIZE];
char bt1[TRACK_INPUT_SIZE];
char bt2[TRACK_INPUT_SIZE];
char bt3[TRACK_INPUT_SIZE];
struct bc_input forward;
struct bc_input backward;
struct bc_input combined;
int rv;
input = stdin;
bc_init(print_error);
while (1) {
if (NULL == get_track(input, ft1, sizeof(ft1))) {
break;
}
if (NULL == get_track(input, ft2, sizeof(ft2))) {
break;
}
if (NULL == get_track(input, ft3, sizeof(ft3))) {
break;
}
if (NULL == get_track(input, bt1, sizeof(bt1))) {
break;
}
if (NULL == get_track(input, bt2, sizeof(bt2))) {
break;
}
if (NULL == get_track(input, bt3, sizeof(bt3))) {
break;
}
forward.t1 = ft1;
forward.t2 = ft2;
forward.t3 = ft3;
backward.t1 = bt1;
backward.t2 = bt2;
backward.t3 = bt3;
rv = bc_combine(&forward, &backward, &combined);
printf("Result: %d (%s)\n", rv, bc_strerror(rv));
printf("Track 1 - data_len: %lu, data:\n`%s`\n",
(unsigned long)strlen(combined.t1), combined.t1);
printf("Track 2 - data_len: %lu, data:\n`%s`\n",
(unsigned long)strlen(combined.t2), combined.t2);
printf("Track 3 - data_len: %lu, data:\n`%s`\n",
(unsigned long)strlen(combined.t3), combined.t3);
bc_input_free(&combined);
}
fclose(input);
return 0;
}