js-dos/dist/emulators/emulators.js

Full-featured DOS player with multiple emulator backends

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This is usually the id of the device you want to use.\n#               See the README/Manual for more details.\n\nmpu401=intelligent\nmididevice=default\nmidiconfig=\n\n[sblaster]\n#  sbtype: Type of Soundblaster to emulate. gb is Gameblaster.\n#          Possible values: sb1, sb2, sbpro1, sbpro2, sb16, gb, none.\n#  sbbase: The IO address of the soundblaster.\n#          Possible values: 220, 240, 260, 280, 2a0, 2c0, 2e0, 300.\n#     irq: The IRQ number of the soundblaster.\n#          Possible values: 7, 5, 3, 9, 10, 11, 12.\n#     dma: The DMA number of the soundblaster.\n#          Possible values: 1, 5, 0, 3, 6, 7.\n#    hdma: The High DMA number of the soundblaster.\n#          Possible values: 1, 5, 0, 3, 6, 7.\n# sbmixer: Allow the soundblaster mixer to modify the DOSBox mixer.\n# oplmode: Type of OPL emulation. On 'auto' the mode is determined by sblaster type. 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Use 49716 for highest quality (set the mixer rate accordingly).\n#          Possible values: 44100, 49716, 48000, 32000, 22050, 16000, 11025, 8000.\n\nsbtype=sb16\nsbbase=220\nirq=7\ndma=1\nhdma=5\nsbmixer=true\noplmode=auto\noplemu=default\noplrate=44100\n\n[gus]\n#      gus: Enable the Gravis Ultrasound emulation.\n#  gusrate: Sample rate of Ultrasound emulation.\n#           Possible values: 44100, 48000, 32000, 22050, 16000, 11025, 8000, 49716.\n#  gusbase: The IO base address of the Gravis Ultrasound.\n#           Possible values: 240, 220, 260, 280, 2a0, 2c0, 2e0, 300.\n#   gusirq: The IRQ number of the Gravis Ultrasound.\n#           Possible values: 5, 3, 7, 9, 10, 11, 12.\n#   gusdma: The DMA channel of the Gravis Ultrasound.\n#           Possible values: 3, 0, 1, 5, 6, 7.\n# ultradir: Path to Ultrasound directory. In this directory\n#           there should be a MIDI directory that contains\n#           the patch files for GUS playback. Patch sets used\n#           with Timidity should work fine.\n\ngus=false\ngusrate=44100\ngusbase=240\ngusirq=5\ngusdma=3\nultradir=C:\\ULTRASND\n\n[speaker]\n# pcspeaker: Enable PC-Speaker emulation.\n#    pcrate: Sample rate of the PC-Speaker sound generation.\n#            Possible values: 44100, 48000, 32000, 22050, 16000, 11025, 8000, 49716.\n#     tandy: Enable Tandy Sound System emulation. For 'auto', emulation is present only if machine is set to 'tandy'.\n#            Possible values: auto, on, off.\n# tandyrate: Sample rate of the Tandy 3-Voice generation.\n#            Possible values: 44100, 48000, 32000, 22050, 16000, 11025, 8000, 49716.\n#    disney: Enable Disney Sound Source emulation. 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Parameter for all types is irq (optional).\n#          for directserial: realport (required), rxdelay (optional).\n#                           (realport:COM1 realport:ttyS0).\n#          for modem: listenport (optional).\n#          for nullmodem: server, rxdelay, txdelay, telnet, usedtr,\n#                         transparent, port, inhsocket (all optional).\n#          Example: serial1=modem listenport:5000\n#          Possible values: dummy, disabled, modem, nullmodem, directserial.\n# serial2: see serial1\n#          Possible values: dummy, disabled, modem, nullmodem, directserial.\n# serial3: see serial1\n#          Possible values: dummy, disabled, modem, nullmodem, directserial.\n# serial4: see serial1\n#          Possible values: dummy, disabled, modem, nullmodem, directserial.\n\nserial1=dummy\nserial2=dummy\nserial3=disabled\nserial4=disabled\n\n[dos]\n#            xms: Enable XMS support.\n#            ems: Enable EMS support.\n#            umb: Enable UMB support.\n# 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console.error(\"samples queue is too long, dropping samples\");\n            this.samplesQueue = [samples];\n        }\n    }\n\n    length() {\n        let total = 0;\n        for (const next of this.samplesQueue) {\n            total += next.length;\n        }\n        return total;\n    }\n\n    writeTo(dst, bufferSize) {\n        this.started = true;\n        let writeIt = 0;\n        while (this.samplesQueue.length > 0) {\n            const src = this.samplesQueue[0];\n            const toRead = Math.min(bufferSize - writeIt, src.length);\n            if (toRead === src.length) {\n                dst.set(src, writeIt);\n                this.samplesQueue.shift();\n            } else {\n                dst.set(src.slice(0, toRead), writeIt);\n                this.samplesQueue[0] = src.slice(toRead);\n            }\n\n            writeIt += toRead;\n\n            if (writeIt === bufferSize) {\n                break;\n            }\n        }\n\n        if (writeIt < bufferSize) {\n            dst.fill(0, writeIt);\n        }\n    }\n}\n\nclass Processor extends AudioWorkletProcessor {\n    constructor() {\n      super();\n      this.queue = new SamplesQueue();\n  \n      this.port.onmessage = (e) => {\n        const chunk = e.data;\n        if (chunk instanceof Float32Array) {\n          this.queue.push(chunk);\n        }\n      };\n    }\n  \n    process(inputs, outputs) {\n      const output = outputs[0][0];\n      this.queue.writeTo(output, output.length);\n      return true;\n    }\n}\n  \nregisterProcessor('jsdos-audio', Processor);\n"},{}],70:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.dosDirect=void 0;const s=e("../../../protocol/messages-queue"),r=e("./audio-worklet");e("../../../sockdrive/sockdrive"),n.dosDirect=async function(e,t,n,o,i){const a=new s.MessagesQueue;let l=a.handler.bind(a);const c={postMessage:(e,t)=>{l(e,t)}},u=e=>{const n=e.data;"ws-sync-sleep"===n?.name&&n.props.sessionId===t&&postMessage({name:"wc-sync-sleep",props:n.props},"*")},d={sessionId:t,sendMessageToServer:(e,t)=>{c.messageHandler({data:{name:e,props:t}})},initMessageHandler:e=>{l=e,a.sendTo(l)},exit:()=>{"undefined"!=typeof window&&window.removeEventListener("message",u)},net:i??null};return d.module=c,"undefined"!=typeof window&&window.addEventListener("message",u,{passive:!0}),c.canvas=n,o&&(c.audioPort=await(0,r.createAudioPort)()),await e.instantiate(c),c.callMain([t]),d}},{"../../../protocol/messages-queue":78,"../../../sockdrive/sockdrive":82,"./audio-worklet":69}],71:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.dosWorker=void 0;const s=e("../../../protocol/messages-queue"),r=e("./audio-worklet");n.dosWorker=async function(e,t,n,o,i,a){const l=new s.MessagesQueue;let c=l.handler.bind(l);const u=await fetch(e);if(200!==u.status)throw new Error("Unable to download '"+e+"' ("+u.status+"): "+u.statusText);const d=URL.createObjectURL(await u.blob()),h=new Worker(d);h.onerror=e=>{c("ws-err",{type:e.type,filename:e.filename,message:e.message})},h.onmessage=e=>{const t=e.data;void 0!==t?.name&&c(t.name,t.props)};const f={sessionId:n,sendMessageToServer:(e,t,n)=>{n?h.postMessage({name:e,props:t},n):h.postMessage({name:e,props:t})},initMessageHandler:e=>{c=e,l.sendTo(c)},exit:()=>{URL.revokeObjectURL(d),h.terminate()},net:a??null},p=o?[o]:[];let m;i&&(m=await(0,r.createAudioPort)(),m&&p.push(m));try{f.sendMessageToServer("wc-install",{module:t.wasmModule,sessionId:n,canvas:o,audioPort:m},p)}catch(e){f.sendMessageToServer("wc-install",{sessionId:n,canvas:o,audioPort:m},p)}return f}},{"../../../protocol/messages-queue":78,"./audio-worklet":69}],72:[function(e,t,n){(function(t){(function(){"use strict";var s=function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(n,"__esModule",{value:!0}),n.NetworkType=void 0;const r=s(e("./impl/emulators-impl"));!function(e){e[e.NETWORK_DOSBOX_IPX=0]="NETWORK_DOSBOX_IPX"}(n.NetworkType||(n.NetworkType={})),"undefined"!=typeof window&&(window.emulators=r.default),void 0!==t&&(t.emulators=r.default)}).call(this)}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./impl/emulators-impl":75}],73:[function(e,t,n){(function(e){(function(){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.httpRequest=void 0,n.httpRequest=function(e,t){return new Promise(((n,r)=>{new s(e,{...t,success:n,fail:e=>{r(new Error(e))}})}))};class s{resource;options;xhr=null;total=0;loaded=0;constructor(e,t){if(this.resource=e,this.options=t,this.options.method=t.method||"GET","GET"!==this.options.method)throw new Error("Method "+this.options.method+" is not supported");"undefined"==typeof XMLHttpRequest?this.makeNodeRequest():this.makeHttpRequest()}makeNodeRequest(){const n=t.require.bind(t),s=n("fs"),r=n("path"),o=n("url");let i=this.resource;if(i.startsWith("http://")||i.startsWith("https://"))this.makeNodeHttpRequest(i,n);else{if(i.startsWith("file://"))i=o.fileURLToPath(i);else if(i.startsWith("/")){const t=i,n=r.resolve(e.cwd(),"."+i);i=s.existsSync(t)?t:n}else i=r.resolve(e.cwd(),i);s.readFile(i,((e,t)=>{if(null===e){if(this.options.progress&&this.options.progress(t.byteLength,t.byteLength),this.options.success)if("arraybuffer"===this.options.responseType){const e=t.buffer.slice(t.byteOffset,t.byteOffset+t.byteLength);this.options.success(e)}else this.options.success(t.toString("utf8"))}else this.options.fail&&(this.options.fail("Unable to download '"+this.resource+"', code: 404"),delete this.options.fail)}))}}makeNodeHttpRequest(e,t){let n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0;const s=t("url"),r=new s.URL(e);t("https:"===r.protocol?"https":"http").get(r,(e=>{const o=e.statusCode||0,i=e.headers.location;if(o>=300&&o<400&&void 0!==i)return e.resume(),n>=5?void(this.options.fail&&(this.options.fail("Unable to download '"+this.resource+"', code: "+o),delete this.options.fail)):void this.makeNodeHttpRequest(new s.URL(i,r).toString(),t,n+1);if(o<200||o>=300)return e.resume(),void(this.options.fail&&(this.options.fail("Unable to download '"+this.resource+"', code: "+o),delete this.options.fail));const a=[],l=Number.parseInt(e.headers["content-length"]||"0",10);let c=0;e.on("data",(e=>{a.push(e),c+=e.byteLength,this.options.progress&&this.options.progress(l,c)})),e.on("end",(()=>{const e=t("buffer").Buffer.concat(a);if(this.options.progress&&this.options.progress(l||e.byteLength,e.byteLength),this.options.success)if("arraybuffer"===this.options.responseType){const t=e.buffer.slice(e.byteOffset,e.byteOffset+e.byteLength);this.options.success(t)}else this.options.success(e.toString("utf8"))}))})).on("error",(e=>{this.options.fail&&(this.options.fail("Unable to download '"+this.resource+"', code: "+e.message),delete this.options.fail)}))}makeHttpRequest(){let e,t;this.xhr=new XMLHttpRequest,this.xhr.open(this.options.method||"GET",this.resource,!0),"POST"===this.options.method&&this.xhr.setRequestHeader("Content-type","application/x-www-form-urlencoded"),this.xhr.overrideMimeType("text/plain; charset=x-user-defined"),"function"==typeof(e=this.xhr).addEventListener&&e.addEventListener("progress",(e=>{if(this.total=e.total,this.loaded=e.loaded,this.options.progress)return this.options.progress(e.total,e.loaded)})),"function"==typeof(t=this.xhr).addEventListener&&t.addEventListener("error",(()=>{if(this.options.fail)return this.options.fail("Unalbe to download '"+this.resource+"', code: "+this.xhr.status),delete this.options.fail})),this.xhr.onreadystatechange=()=>this.onReadyStateChange(),this.options.responseType&&(this.xhr.responseType=this.options.responseType),this.xhr.send(this.options.data)}onReadyStateChange(){const e=this.xhr;if(4===e.readyState)if(200===e.status){if(this.options.success){const t=Math.max(this.total,this.loaded);return void 0!==this.options.progress&&this.options.progress(t,t),this.options.success(e.response)}}else if(this.options.fail)return this.options.fail("Unable to download '"+this.resource+"', code: "+e.status),delete this.options.fail}}}).call(this)}).call(this,e("_process"))},{_process:66}],74:[function(e,t,n){"use strict";Object.defineProperty(n,"__esModule",{value:!0}),n.CommandInterfaceEventsImpl=void 0;n.CommandInterfaceEventsImpl=class{onStdoutConsumers=[];delayedStdout=[];onFrameSizeConsumers=[];onFrameConsumers=[];onSoundPushConsumers=[];onExitConsumers=[];onMessageConsumers=[];delayedMessages=[];onNetworkConnectedConsumers=[];onNetworkDisconnectedConsumers=[];onUnloadConsumers=[];onStdout=e=>{if(this.onStdoutConsumers.push(e),1===this.onStdoutConsumers.length){for(const e of this.delayedStdout)this.fireStdout(e);this.delayedStdout=[]}};onFrameSize=e=>{this.onFrameSizeConsumers.push(e)};onFrame=e=>{this.onFrameConsumers.push(e)};onSoundPush=e=>{this.onSoundPushConsumers.push(e)};onExit=e=>{this.onExitConsumers.push(e)};onMessage=e=>{if(this.onMessageConsumers.push(e),1===this.onMessageConsumers.length){for(const t of this.delayedMessages)e(t.msgType,...t.args);this.delayedMessages=[]}};onNetworkConnected(e){this.onNetworkConnectedConsumers.push(e)}onNetworkDisconnected(e){this.onNetworkDisconnectedConsumers.push(e)}onUnload=e=>{this.onUnloadConsumers.push(e)};fireStdout=e=>{if(0!==this.onStdoutConsumers.length)for(const t of this.onStdoutConsumers)t(e);else this.delayedStdout.push(e)};fireFrameSize=(e,t)=>{for(const n of this.onFrameSizeConsumers)n(e,t)};fireFrame=(e,t)=>{for(const n of this.onFrameConsumers)n(e,t)};fireSoundPush=e=>{for(const t of this.onSoundPushConsumers)t(e)};fireExit=()=>{for(const e of this.onExitConsumers)e();this.onStdoutConsumers=[],this.onFrameSizeConsumers=[],this.onFrameConsumers=[],this.onSoundPushConsumers=[],this.onExitConsumers=[],this.onMessageConsumers=[]};fireMessage=(()=>{var e=this;return function(t){for(var n=arguments.length,s=new Array(n>1?n-1:0),r=1;r<n;r++)s[r-1]=arguments[r];if(0!==e.onMessageConsumers.length)for(const n of e.onMessageConsumers)n(t,...s);else e.delayedMessages.push({msgType:t,args:s})}})();fireNetworkConnected=(e,t)=>{for(const n of this.onNetworkConnectedConsumers)n(e,t)};fireNetworkDisconnected=e=>{for(const t of this.onNetworkDisconnectedConsumers)t(e)};fireUnload=async()=>{const e=[];for(const t of this.onUnloadConsumers)e.push(t());await Promise.all(e)}}},{}],75:[function(e,t,n){"use strict";var s=function(e){return e&&e.__esModule?e:{default:e}};Object.defineProperty(n,"__esModule",{value:!0});const r=e("../build"),o=e("./modules"),i=s(e("../dos/bundle/dos-bundle")),a=e("../dos/dosbox/ts/direct"),l=e("../dos/dosbox/ts/worker"),c=e("../protocol/protocol"),u=s(e("../libzip/libzip"));const d=new class{pathPrefix="";pathSuffix="";version=r.Build.version;wdosboxJs="wdosbox.js";wdosboxxJs="wdosbox-x.js";wdosboxxJsJspi="wdosbox-x-jspi.js";wasmModulesPromise;async bundle(){const e=await this.wasmModules(),t=await e.libzip();return new i.default(t)}async bundleConfig(e){const t=await this.wasmModules(),n=await t.libzip(),s={};await n.instantiate(s);const o=new u.default(s);try{o.zipToFs(e,"/",".jsdos/");try{const e=await o.readFile(".jsdos/dosbox.conf");try{const t=await o.readFile(".jsdos/jsdos.json");return{dosboxConf:e,jsdosConf:JSON.parse(t)}}catch(e){}return{dosboxConf:e,jsdosConf:{version:r.Build.version}}}catch(e){}return null}finally{o.destroy()}}async bundleUpdateConfig(e,t){const n=await this.wasmModules(),s=await n.libzip(),r={};await s.instantiate(r);const o=new u.default(r);try{return await o.writeFile("bundle.zip",e),await o.writeFile(".jsdos/dosbox.conf",t.dosboxConf),await o.writeFile(".jsdos/jsdos.json",JSON.stringify(t.jsdosConf)),await o.zipAddFile("bundle.zip",".jsdos/jsdos.json"),await o.zipAddFile("bundle.zip",".jsdos/dosbox.conf"),await o.readFile("bundle.zip","binary")}finally{o.destroy()}}async dosboxNode(e,t){return this.dosboxDirect(e,t)}async dosboxDirect(e,t){const n=await this.wasmModules(),s=await n.dosbox(),r=await(0,a.dosDirect)(s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async dosboxWorker(e,t){const n=await this.wasmModules(),s=await n.dosbox(),r=await(0,l.dosWorker)(this.pathPrefix+this.wdosboxJs+this.pathSuffix,s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async dosboxXNode(e,t){return this.dosboxXDirect(e,t)}async dosboxXDirect(e,t){const n=await this.wasmModules(),s=await n.dosboxx(),r=await(0,a.dosDirect)(s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async dosboxXJspiDirect(e,t){const n=await this.wasmModules(),s=await n.dosboxxJspi(),r=await(0,a.dosDirect)(s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async dosboxXWorker(e,t){const n=await this.wasmModules(),s=await n.dosboxx(),r=await(0,l.dosWorker)(this.pathPrefix+this.wdosboxxJs+this.pathSuffix,s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async dosboxXJspiWorker(e,t){const n=await this.wasmModules(),s=await n.dosboxxJspi(),r=await(0,l.dosWorker)(this.pathPrefix+this.wdosboxxJsJspi+this.pathSuffix,s,"session-"+Date.now(),t?.canvas,t?.audioWorklet,t?.net);return this.backend(e,r,t)}async backend(e,t,n){return new Promise(((s,r)=>{const o=new c.CommandInterfaceOverTransportLayer(Array.isArray(e)?e:[e],t,(e=>{null!==e?r(e):setTimeout((()=>s(o)),4)}),n||{})}))}wasmModules(){if(void 0!==this.wasmModulesPromise)return this.wasmModulesPromise;return this.wasmModulesPromise=(async()=>new o.WasmModulesImpl(this.pathPrefix,this.pathSuffix,this.wdosboxJs,this.wdosboxxJs,this.wdosboxxJsJspi))(),this.wasmModulesPromise}async dosDirect(e){return this.dosboxDirect(e)}async do