xref: /openbsd/sys/dev/microcode/udl/build.c (revision 3cab2bb3)
1 /*	$OpenBSD: build.c,v 1.6 2009/11/10 23:55:12 mpf Exp $ */
2 
3 /*
4  * Copyright (c) 2009 Marcus Glocker <mglocker@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #include <sys/types.h>
20 
21 #include <err.h>
22 #include <fcntl.h>
23 #include <stdio.h>
24 #include <unistd.h>
25 
26 #include "udl_huffman.h"
27 
28 #define FILENAME "udl_huffman"
29 
30 int
31 main(void)
32 {
33 	int i;
34 	FILE *file;
35 	uint32_t bit_count;
36 	uint32_t bit_pattern;
37 
38 	if ((file = fopen(FILENAME, "w")) == NULL)
39 		err(1, "fopen %s", FILENAME);
40 
41 	for (i = 0; i < UDL_HUFFMAN_RECORDS; i++) {
42 		bit_count = udl_huffman[i].bit_count;
43 		bit_pattern = htobe32(udl_huffman[i].bit_pattern);
44 		if (fwrite(&bit_count, sizeof(bit_count), 1, file) != 1)
45 			err(1, "fwrite");
46 		if (fwrite(&bit_pattern, sizeof(bit_pattern), 1, file) != 1)
47 			err(1, "fwrite");
48 	}
49 
50 	fclose(file);
51 
52 	return (0);
53 }
54