1/*	$NetBSD: inckern.c,v 1.1 2005/12/29 15:20:09 tsutsui Exp $	*/
2
3/*-
4 * Copyright (c) 2004 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by UCHIYAMA Yasushi.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <stdio.h>
33#include <unistd.h>
34
35enum { TMPBUF_SIZE = 0x2000 };
36
37int
38main(int argc, char *argv[])
39{
40	unsigned char buf[TMPBUF_SIZE];
41	FILE *ifd, *ofd;
42	int err, i, n, total, nulldata;
43
44	nulldata = 0;
45	err = 1;
46	total = 0;
47	ifd = stdin;
48	ofd = stdout;
49	while ((i = getopt(argc, argv, "d:i:o:")) != -1) {
50		switch (i) {
51		case 'd':	/* Generate dummy file */
52			if ((optarg == 0) || (ifd != stdin))
53				goto bye;
54			total = strtoul(optarg, 0, 0);
55			nulldata = 1;
56			break;
57		case 'i':	/* Specify input file */
58			if ((optarg == 0) || (total != 0) ||
59			    (ifd = fopen(optarg, "r")) == 0)
60				goto bye;
61			break;
62		case 'o':	/* Specify output file */
63			if ((optarg == 0) || (ofd = fopen(optarg, "w")) == 0)
64				goto bye;
65			break;
66		}
67	}
68
69	fprintf(ofd, "#include <lib/libsa/stand.h>\n");
70	fprintf(ofd, "#include <lib/libkern/libkern.h>\n");
71	fprintf(ofd, "#include \"local.h\"\n");
72	fprintf(ofd, "uint8_t kernel_binary[");
73	if (nulldata) {
74		fprintf(ofd, "%d];\n", total);
75		fprintf(ofd, "int kernel_binary_size = %d;\n", total);
76	} else {
77		fprintf(ofd, "] = {\n\t");
78		while ((n = fread(buf, 1, TMPBUF_SIZE, ifd)) > 0) {
79			for (i = 0; i < n; i++) {
80				fprintf(ofd, "0x%02x, ", buf[i]);
81				if (((i + 1) & 0x7) == 0)
82					fprintf(ofd, "\n\t");
83			}
84			total += n;
85		}
86		fprintf(ofd, "\n};\nint kernel_binary_size = %d;\n", total);
87	}
88	err = 0;
89
90 bye:
91	if (err)
92		perror(0);
93
94	if (ifd != stdin)
95		fclose(ifd);
96	if (ofd != stdout)
97		fclose(ofd);
98
99	return err;
100}
101