mirror of
https://github.com/gwenhael-le-moine/x49gp.git
synced 2024-12-25 21:58:49 +01:00
117 lines
2.3 KiB
C
117 lines
2.3 KiB
C
/* $Id: le32hex2bin.c,v 1.3 2008/12/11 12:18:17 ecd Exp $
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*
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* $Log: le32hex2bin.c,v $
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* Revision 1.3 2008/12/11 12:18:17 ecd
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* major rework to qemu
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*
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* Revision 1.1 2006-08-20 17:26:07 ecd
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* Modularize most stuff, IO_PORT, INTC, ARM, and MMU still missing.
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*
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* Revision 1.1 2002/06/19 08:19:39 ecd
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* Add Lattice/Xilinx tools
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*
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* Revision 1.1 2002/01/04 10:46:48 ecd
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* initial import
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*
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* Revision 1.1 1999/12/09 10:53:33 ecd
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* add Xilinx conversion tool
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*
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*/
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <string.h>
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#include <ctype.h>
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#include <netinet/in.h>
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int
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main(int argc, char **argv)
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{
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unsigned char *input, *p;
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unsigned char *memory = NULL;
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size_t size;
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int in, out;
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int i;
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if (argc < 3) {
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fprintf(stderr, "usage: %s <infile> <outfile>\n", argv[0]);
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exit(1);
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}
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if (!strcmp(argv[1], "-"))
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in = 0;
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else {
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in = open(argv[1], O_RDONLY);
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if (in < 0) {
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perror(argv[1]);
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exit(1);
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}
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}
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if (!strcmp(argv[2], "-"))
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out = 1;
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else {
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out = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0666);
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if (out < 0) {
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perror(argv[2]);
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exit(1);
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}
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}
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size = lseek(in, 0, SEEK_END);
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lseek(in, 0, SEEK_SET);
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input = (unsigned char *)malloc(size);
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if (!input) {
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fprintf(stderr, "%s: out of memory\n", argv[0]);
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exit(1);
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}
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if (read(in, input, size) != size) {
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perror("read");
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exit(1);
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}
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close(in);
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memory = malloc(size >> 1);
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if (!memory) {
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fprintf(stderr, "%s: out of memory\n", argv[0]);
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exit(1);
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}
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p = input;
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for (i = 0; i < (size >> 1); i++) {
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if ('0' <= *p && *p <= '9')
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memory[(i & ~3) + 3 - (i & 3)] = (*p - '0') << 0;
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else if ('a' <= *p && *p <= 'f')
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memory[(i & ~3) + 3 - (i & 3)] = (*p - 'a' + 10) << 0;
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else if ('A' <= *p && *p <= 'F')
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memory[(i & ~3) + 3 - (i & 3)] = (*p - 'A' + 10) << 0;
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else {
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fprintf(stderr, "%s: parse error at byte %d\n",
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argv[0], i);
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exit(1);
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}
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p++;
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if ('0' <= *p && *p <= '9')
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memory[(i & ~3) + 3 - (i & 3)] |= (*p - '0') << 4;
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else if ('a' <= *p && *p <= 'f')
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memory[(i & ~3) + 3 - (i & 3)] |= (*p - 'a' + 10) << 4;
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else if ('A' <= *p && *p <= 'F')
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memory[(i & ~3) + 3 - (i & 3)] |= (*p - 'A' + 10) << 4;
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else {
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fprintf(stderr, "%s: parse error at byte %d\n",
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argv[0], i);
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exit(1);
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}
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p++;
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}
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write(out, memory, size >> 1);
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close(out);
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return 0;
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}
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