mirror of
https://github.com/nippur72/apple1-videocard-lib.git
synced 2024-12-22 13:30:38 +00:00
43 lines
1.0 KiB
JavaScript
43 lines
1.0 KiB
JavaScript
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const fs = require('fs');
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const parseOptions = require("./parseOptions");
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const { hex } = require('./wavconv/hex');
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function appledump(bytes, start) {
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let rows=16;
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let s="\r\n";
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for(let r=0;r<bytes.length;r+=rows) {
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s+= hex(r+start, 4) + ": ";
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for(let c=0;c<rows;c++) {
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let index = r+c;
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if(index < bytes.length) {
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const byte = bytes[r+c];
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s+= hex(byte)+" ";
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}
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}
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s+="\n";
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}
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return s;
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}
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const options = parseOptions([
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{ name: 'input', alias: 'i', type: String },
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{ name: 'output', alias: 'o', type: String }
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]);
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if(options.input === undefined || options.output === undefined) {
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console.log("usage: prg2woz -i inputfile.prg -o outputfile.woz");
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process.exit(-1);
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}
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let prgname = options.input;
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let wozname = options.output;
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let prg = fs.readFileSync(prgname);
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let baseaddress = prg[0] + prg[1]*256;
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let bin = prg.slice(2); // skip header
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let woz = appledump(bin, baseaddress);
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fs.writeFileSync(wozname, woz);
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console.log(`file "${wozname}" generated`);
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