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inckern.c revision 1.1 
      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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <stdio.h>
     40 #include <unistd.h>
     41 
     42 enum { TMPBUF_SIZE = 0x2000 };
     43 
     44 int
     45 main(int argc, char *argv[])
     46 {
     47 	unsigned char buf[TMPBUF_SIZE];
     48 	FILE *ifd, *ofd;
     49 	int err, i, n, total, nulldata;
     50 
     51 	nulldata = 0;
     52 	err = 1;
     53 	total = 0;
     54 	ifd = stdin;
     55 	ofd = stdout;
     56 	while ((i = getopt(argc, argv, "d:i:o:")) != -1) {
     57 		switch (i) {
     58 		case 'd':	/* Generate dummy file */
     59 			if ((optarg == 0) || (ifd != stdin))
     60 				goto bye;
     61 			total = strtoul(optarg, 0, 0);
     62 			nulldata = 1;
     63 			break;
     64 		case 'i':	/* Specify input file */
     65 			if ((optarg == 0) || (total != 0) ||
     66 			    (ifd = fopen(optarg, "r")) == 0)
     67 				goto bye;
     68 			break;
     69 		case 'o':	/* Specify output file */
     70 			if ((optarg == 0) || (ofd = fopen(optarg, "w")) == 0)
     71 				goto bye;
     72 			break;
     73 		}
     74 	}
     75 
     76 	fprintf(ofd, "#include <lib/libsa/stand.h>\n");
     77 	fprintf(ofd, "#include <lib/libkern/libkern.h>\n");
     78 	fprintf(ofd, "#include \"local.h\"\n");
     79 	fprintf(ofd, "uint8_t kernel_binary[");
     80 	if (nulldata) {
     81 		fprintf(ofd, "%d];\n", total);
     82 		fprintf(ofd, "int kernel_binary_size = %d;\n", total);
     83 	} else {
     84 		fprintf(ofd, "] = {\n\t");
     85 		while ((n = fread(buf, 1, TMPBUF_SIZE, ifd)) > 0) {
     86 			for (i = 0; i < n; i++) {
     87 				fprintf(ofd, "0x%02x, ", buf[i]);
     88 				if (((i + 1) & 0x7) == 0)
     89 					fprintf(ofd, "\n\t");
     90 			}
     91 			total += n;
     92 		}
     93 		fprintf(ofd, "\n};\nint kernel_binary_size = %d;\n", total);
     94 	}
     95 	err = 0;
     96 
     97  bye:
     98 	if (err)
     99 		perror(0);
    100 
    101 	if (ifd != stdin)
    102 		fclose(ifd);
    103 	if (ofd != stdout)
    104 		fclose(ofd);
    105 
    106 	return err;
    107 }
    108