124 lines
2.7 KiB
C
124 lines
2.7 KiB
C
/*
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* Apple // emulator for *ix
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*
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* This software package is subject to the GNU General Public License
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* version 3 or later (your choice) as published by the Free Software
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* Foundation.
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*
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* Copyright 1998, 1999, 2000 Michael Deutschmann
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* Copyright 2013-2015 Aaron Culliney
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*
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*/
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/*
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* ROM converter
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <stdbool.h>
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static const char *roms[] = {
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NULL,
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"apple_iie_rom",
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"slot6_rom",
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NULL
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};
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static const char *bools[] = {
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NULL,
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"iie_rom_loaded",
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"slot6_rom_loaded",
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NULL
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};
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static const size_t sizes[] = {
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0,
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32768,
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256,
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0
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};
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static void convert_rom(const uint8_t *buf, const size_t len) {
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for (size_t i=0; i<len; i++) {
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uint8_t ch = buf[i];
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if ((i % 16) == 0) {
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printf("\n");
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}
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printf(" 0x%02x", ch);
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if (i < len-1) {
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printf(",");
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}
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}
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}
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int main(int argc, const char *argv[]) {
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printf("/* Apple II ROM data\n"
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" *\n"
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" * THIS FILE IS AUTOMATICALLY GENERATED --- DO NOT EDIT\n"
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" */\n"
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" \n"
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"#include <stdbool.h>\n"
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"#include <stdint.h>\n");
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FILE *fp = NULL;
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bool error = true;
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uint8_t *buf = NULL;
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size_t num = 0;
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unsigned int idx = 1;
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do {
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printf("\n/* ROM : %s */\n", roms[idx]);
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error = true;
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do {
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if (idx >= argc) {
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printf("\n#error : rom file unspecified on command line\n");
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break;
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}
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fp = fopen(argv[idx], "r");
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if (!fp) {
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printf("\n#error : cannot open rom %s ... possibly you failed to download and install in exteral-rom/ directory?\n", roms[idx]);
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break;
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}
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buf = malloc(sizes[idx]);
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if (!buf) {
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break;
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}
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num = fread(buf, 1, sizes[idx], fp);
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if (num != sizes[idx]) {
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printf("\n#error : rom %s file size %u mismatched with expected %u\n", roms[idx], (unsigned int)num, (unsigned int)sizes[idx]);
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break;
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}
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fclose(fp);
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printf("\nbool %s = true;\n", bools[idx]);
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printf("\nuint8_t %s[%u] = {", roms[idx], (unsigned int)sizes[idx]);
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convert_rom(buf, sizes[idx]);
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printf("\n};\n");
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error = false;
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} while(0);
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if (error) {
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printf("\n#error : you will need to perform a clean build after fixing this issue\n");
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}
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if (buf) {
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free(buf);
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buf = NULL;
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}
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} while(roms[++idx] != NULL);
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return 0;
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}
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