1 line
13 KiB
JavaScript
1 line
13 KiB
JavaScript
module.exports=function CreateAmtRemoteIder(){var B={};B.protocol=3;B.bytesToAmt=0;B.bytesFromAmt=0;B.rx_timeout=30000;B.tx_timeout=0;B.heartbeat=20000;B.version=1;B.acc=null;B.inSequence=0;B.outSequence=0;B.iderinfo=null;B.enabled=false;B.iderStart=0;B.floppy=null;B.cdrom=null;B.floppyReady=false;B.cdromReady=false;B.sectorStats=null;B.debug=false;var z=new Buffer([0,38,49,128,0,0,0,0,5,30,16,169,8,32,2,0,3,195,0,0,0,0,0,0,0,0,0,0,40,0,0,0,0,0,0,0,2,208,0,0]);var s=new Buffer([0,92,36,128,0,0,0,0,1,10,0,1,0,0,0,0,2,0,0,0,3,22,0,160,0,0,0,0,0,18,2,0,0,0,0,0,0,0,160,0,0,0,5,30,16,169,8,32,2,0,3,195,0,0,0,0,0,0,0,0,0,0,40,0,0,0,0,0,0,0,2,208,0,0,8,10,0,0,0,0,0,0,0,0,0,0,11,6,0,0,0,17,36,49]);var x=new Buffer([0,38,36,128,0,0,0,0,5,30,4,176,2,18,2,0,0,80,0,0,0,0,0,0,0,0,0,0,40,0,0,0,0,0,0,0,2,208,0,0]);var r=new Buffer([0,92,36,128,0,0,0,0,1,10,0,1,0,0,0,0,2,0,0,0,3,22,0,160,0,0,0,0,0,18,2,0,0,0,0,0,0,0,160,0,0,0,5,30,4,176,2,18,2,0,0,80,0,0,0,0,0,0,0,0,0,0,40,0,0,0,0,0,0,0,2,208,0,0,8,10,0,0,0,0,0,0,0,0,0,0,11,6,0,0,0,17,36,49]);var t=new Buffer([0,18,1,128,0,0,0,0,26,10,0,0,0,0,0,0,0,0,0,0]);var u=new Buffer([0,18,1,128,0,0,0,0,29,10,0,0,0,0,0,0,0,0,0,0]);var v=new Buffer([0,32,1,128,0,0,0,0,42,24,0,0,0,0,32,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0]);var q=new Buffer([0,40,1,128,0,0,0,0,1,6,0,255,0,0,0,0,42,24,0,0,0,0,2,0,0,0,0,0,0,128,0,0,0,0,0,0,0,0,0,0,0,0]);var i=new Buffer([0,0,0,40,0,0,0,8]);var j=new Buffer([0,0,3,4,0,8,1,0]);var h=new Buffer([0,1,3,4,0,0,0,2]);var m=new Buffer([0,2,3,4,0,0,0,0]);var l=new Buffer([0,3,3,4,41,0,0,2]);var k=new Buffer([0,16,1,8,0,0,8,0,0,1,0,0]);var o=new Buffer([0,30,3,0]);var n=new Buffer([1,0,3,0]);var p=new Buffer([1,5,3,0]);var y=new Buffer([0,18,36,128,0,0,0,0,1,10,0,1,0,0,0,0,2,0,0,0]);var A=new Buffer([0,18,49,128,0,0,0,0,1,10,0,1,0,0,0,0,2,0,0,0]);var w=new Buffer([0,14,1,128,0,0,0,0,1,6,0,255,0,0,0,0]);B.xxStateChange=function(E){if(B.debug){console.log("IDER-StateChange",E)}if(E==0){B.Stop()}if(E==3){B.Start()}};B.Start=function(){if(B.debug){console.log("IDER-Start");console.log(B.floppy,B.cdrom)}B.bytesToAmt=0;B.bytesFromAmt=0;B.inSequence=0;B.outSequence=0;e=[];B.SendCommand(64,Buffer.concat([ShortToStrX(B.rx_timeout),ShortToStrX(B.tx_timeout),ShortToStrX(B.heartbeat),IntToStrX(B.version)]));if(B.sectorStats){B.sectorStats(0,0,B.floppy?(B.floppy.size>>9):0);B.sectorStats(0,1,B.cdrom?(B.cdrom.size>>11):0)}};B.Stop=function(){if(B.debug){console.log("IDER-Stop")}B.parent.Stop()};B.ProcessData=function(E){B.bytesFromAmt+=E.length;if(B.acc==null){B.acc=E}else{B.acc=Buffer.concat(B.acc,E)}if(B.debug){console.log("IDER-ProcessData",B.acc.length,B.acc.toString("hex"))}while(B.acc!=null){var F=B.ProcessDataEx();if(F==0){return}if(B.inSequence!=ReadIntX(B.acc,4)){if(B.debug){console.log("ERROR: Out of sequence",B.inSequence,ReadIntX(B.acc,4))}B.Stop();return}B.inSequence++;if(F==B.acc.length){B.acc=null}else{B.acc=B.acc.slice(F)}}};B.SendCommand=function(F,H,G,I){if(H==null){H=new Buffer(0)}var E=((F>50)&&(G==true))?2:0;if(I){E+=1}var J=Buffer.concat([Buffer([F,0,0,E]),IntToStrX(B.outSequence++),H]);B.parent.xxSend(J);B.bytesToAmt+=J.length};B.SendCommandEndResponse=function(H,I,G,E,F){if(H){B.SendCommand(81,new Buffer([0,0,0,0,0,0,0,0,0,0,0,0,197,0,3,0,0,0,G,80,0,0,0]),true)}else{B.SendCommand(81,new Buffer([0,0,0,0,0,0,0,0,0,0,0,0,135,(I<<4),3,0,0,0,G,81,I,E,F]),true)}};B.SendDataToHost=function(G,E,F,H){var I=(H)?0:F.length;if(E==true){B.SendCommand(84,Buffer.concat([new Buffer([0,(F.length&255),(F.length>>8),0,H?180:181,0,2,0,(I&255),(I>>8),G,88,133,0,3,0,0,0,G,80,0,0,0,0,0,0]),F]),E,H)}else{B.SendCommand(84,Buffer.concat([new Buffer([0,(F.length&255),(F.length>>8),0,H?180:181,0,2,0,(I&255),(I>>8),G,88,0,0,0,0,0,0,0,0,0,0,0,0,0,0]),F]),E,H)}};B.SendGetDataFromHost=function(F,E){B.SendCommand(82,new Buffer([0,(E&255),(E>>8),0,181,0,0,0,(E&255),(E>>8),F,88,0,0,0,0,0,0,0,0,0,0,0]),false)};B.SendDisableEnableFeatures=function(F,E){if(E==null){E=""}B.SendCommand(72,Buffer.concat([new Buffer([F]),E]))};B.ProcessDataEx=function(){if(B.acc.length<8){return 0}switch(B.acc[0]){case 65:if(B.acc.length<30){return 0}var I=B.acc[29];if(B.acc.length<(30+I)){return 0}B.iderinfo={};B.iderinfo.major=B.acc[8];B.iderinfo.minor=B.acc[9];B.iderinfo.fwmajor=B.acc[10];B.iderinfo.fwminor=B.acc[11];B.iderinfo.readbfr=ReadShortX(B.acc,16);B.iderinfo.writebfr=ReadShortX(B.acc,18);B.iderinfo.proto=B.acc[21];B.iderinfo.iana=ReadIntX(B.acc,25);if(B.debug){console.log(B.iderinfo)}if(B.iderinfo.proto!=0){if(B.debug){console.log("Unknown proto",B.iderinfo.proto)}B.Stop()}if(B.iderinfo.readbfr>8192){if(B.debug){console.log("Illegal read buffer size",B.iderinfo.readbfr)}B.Stop()}if(B.iderinfo.writebfr>8192){if(B.debug){console.log("Illegal write buffer size",B.iderinfo.writebfr)}B.Stop()}if(B.iderStart==0){B.SendDisableEnableFeatures(3,IntToStrX(1+8))}else{if(B.iderStart==1){B.SendDisableEnableFeatures(3,IntToStrX(1+16))}else{if(B.iderStart==2){B.SendDisableEnableFeatures(3,IntToStrX(1+24))}}}return 30+I;case 67:if(B.debug){console.log("CLOSE")}B.Stop();return 8;case 68:B.SendCommand(69);return 8;case 69:if(B.debug){console.log("PONG")}return 8;case 70:if(B.acc.length<9){return 0}var J=B.acc[8];if(d===null){B.SendCommand(71);if(B.debug){console.log("RESETOCCURED1",J)}}else{f=true;if(B.debug){console.log("RESETOCCURED2",J)}}return 9;case 73:if(B.acc.length<13){return 0}var K=B.acc[8];var L=ReadIntX(B.acc,9);if(B.debug){console.log("STATUS_DATA",K,L)}switch(K){case 1:if(L&1){if(B.iderStart==0){B.SendDisableEnableFeatures(3,IntToStrX(1+8))}else{if(B.iderStart==1){B.SendDisableEnableFeatures(3,IntToStrX(1+16))}else{if(B.iderStart==2){B.SendDisableEnableFeatures(3,IntToStrX(1+24))}}}}break;case 2:B.enabled=(L&2)?true:false;if(B.debug){console.log("IDER Status: "+B.enabled)}break;case 3:if(L!=1){if(B.debug){console.log("Register toggle failure")}}break}return 13;case 74:if(B.acc.length<11){return 0}if(B.debug){console.log("IDER: ABORT",B.acc[8])}return 11;case 75:return 8;case 80:if(B.acc.length<28){return 0}var F=(B.acc[14]&16)?176:160;var G=B.acc[14];var E=B.acc.slice(16,28);var H=B.acc[9];if(B.debug){console.log("SCSI_CMD",F,E.toString("hex"),H,G)}g(F,E,H,G);return 28;case 83:if(B.acc.length<14){return 0}var I=ReadShortX(B.acc,9);if(B.acc.length<(14+I)){return 0}if(B.debug){console.log("SCSI_WRITE, len = "+(14+I))}B.SendCommand(81,new Buffer([0,0,0,0,0,0,0,0,0,0,0,0,135,112,3,0,0,0,160,81,7,39,0]),true);return 14+I;default:if(B.debug){console.log("Unknown IDER command",B.acc[0])}B.Stop();break}return 0};function g(I,H,K,J){var N;var O;switch(H[0]){case 0:if(B.debug){console.log("SCSI: TEST_UNIT_READY",I)}switch(I){case 160:if(B.floppy==null){B.SendCommandEndResponse(1,2,I,58,0);return -1}if(B.floppyReady==false){B.floppyReady=true;B.SendCommandEndResponse(1,6,I,40,0);return -1}break;case 176:if(B.cdrom==null){B.SendCommandEndResponse(1,2,I,58,0);return -1}if(B.cdromReady==false){B.cdromReady=true;B.SendCommandEndResponse(1,6,I,40,0);return -1}break;default:if(B.debug){console.log("SCSI Internal error 3",I)}return -1}B.SendCommandEndResponse(1,0,I,0,0);break;case 8:N=((H[1]&31)<<16)+(H[2]<<8)+H[3];O=H[4];if(O==0){O=256}if(B.debug){console.log("SCSI: READ_6",I,N,O)}C(I,N,O,K);break;case 10:N=((H[1]&31)<<16)+(H[2]<<8)+H[3];O=H[4];if(O==0){O=256}if(B.debug){console.log("SCSI: WRITE_6",I,N,O)}B.SendCommandEndResponse(1,2,I,58,0);return -1;case 26:if(B.debug){console.log("SCSI: MODE_SENSE_6",I)}if((H[2]==63)&&(H[3]==0)){var E=0,F=0;switch(I){case 160:if(B.floppy==null){B.SendCommandEndResponse(1,2,I,58,0);return -1}E=0;F=128;break;case 176:if(B.cdrom==null){B.SendCommandEndResponse(1,2,I,58,0);return -1}E=5;F=128;break;default:if(B.debug){console.log("SCSI Internal error 6",I)}return -1}B.SendDataToHost(I,true,new Buffer([0,E,F,0]),K&1);return}B.SendCommandEndResponse(1,5,I,36,0);break;case 27:B.SendCommandEndResponse(1,0,I);break;case 30:if(B.debug){console.log("SCSI: ALLOW_MEDIUM_REMOVAL",I)}if((I==160)&&(B.floppy==null)){B.SendCommandEndResponse(1,2,I,58,0);return -1}if((I==176)&&(B.cdrom==null)){B.SendCommandEndResponse(1,2,I,58,0);return -1}B.SendCommandEndResponse(1,0,I,0,0);break;case 35:if(B.debug){console.log("SCSI: READ_FORMAT_CAPACITIES",I)}var G=ReadShort(H,7);var Q=0,V;var P=G/8;switch(I){case 160:if((B.floppy==null)||(B.floppy.size==0)){B.SendCommandEndResponse(0,5,I,36,0);return -1}V=(B.floppy.size>>9)-1;break;case 176:if((B.cdrom==null)||(B.cdrom.size==0)){B.SendCommandEndResponse(0,5,I,36,0);return -1}V=(B.cdrom.size>>11)-1;break;default:if(B.debug){console.log("SCSI Internal error 4",I)}return -1}B.SendDataToHost(I,true,Buffer.concat([IntToStr(8),new Buffer([0,0,11,64,2,0,2,0])]),K&1);break;case 37:if(B.debug){console.log("SCSI: READ_CAPACITY",I)}var O=0;switch(I){case 160:if((B.floppy==null)||(B.floppy.size==0)){B.SendCommandEndResponse(0,2,I,58,0);return -1}if(B.floppy!=null){O=(B.floppy.size>>9)-1}if(B.debug){console.log("DEV_FLOPPY",O)}break;case 176:if((B.cdrom==null)||(B.cdrom.size==0)){B.SendCommandEndResponse(0,2,I,58,0);return -1}if(B.cdrom!=null){O=(B.cdrom.size>>11)-1}if(B.debug){console.log("DEV_CDDVD",O)}break;default:if(B.debug){console.log("SCSI Internal error 4",I)}return -1}if(B.debug){console.log("SCSI: READ_CAPACITY2",I,J)}B.SendDataToHost(J,true,Buffer.concat([IntToStr(O),new Buffer([0,0,((I==176)?8:2),0])]),K&1);break;case 40:N=ReadInt(H,2);O=ReadShort(H,7);if(B.debug){console.log("SCSI: READ_10",I,N,O)}C(I,N,O,K);break;case 42:case 46:N=ReadInt(H,2);O=ReadShort(H,7);if(B.debug){console.log("SCSI: WRITE_10",I,N,O)}B.SendGetDataFromHost(I,512*O);break;case 67:var G=ReadShort(H,7);var R=H[1]&2;var M=H[2]&7;if(M==0){M=H[9]>>6}if(B.debug){console.log("SCSI: READ_TOC, dev="+I+", buflen="+G+", msf="+R+", format="+M)}switch(I){case 160:B.SendCommandEndResponse(1,5,I,32,0);return -1;case 176:break;default:if(B.debug){console.log("SCSI Internal error 9",I)}return -1}if(M==1){B.SendDataToHost(I,true,new Buffer([0,10,1,1,0,20,1,0,0,0,0,0]),K&1)}else{if(M==0){if(R){B.SendDataToHost(I,true,new Buffer([0,18,1,1,0,20,1,0,0,0,2,0,0,20,170,0,0,0,52,19]),K&1)}else{B.SendDataToHost(I,true,new Buffer([0,18,1,1,0,20,1,0,0,0,0,0,0,20,170,0,0,0,0,0]),K&1)}}}break;case 70:var W=(H[1]!=2);var L=ReadShort(H,2);var G=ReadShort(H,7);if(B.debug){console.log("SCSI: GET_CONFIGURATION",I,W,L,G)}if(G==0){B.SendDataToHost(I,true,Buffer.concat([IntToStr(60),IntToStr(8)]),K&1);return -1}var T=null;if(L==0){T=j}if((L==1)||(W&&(L<1))){T=h}if((L==2)||(W&&(L<2))){T=m}if((L==3)||(W&&(L<3))){T=l}if((L==16)||(W&&(L<16))){T=k}if((L==30)||(W&&(L<30))){T=o}if((L==256)||(W&&(L<256))){T=n}if((L==261)||(W&&(L<261))){T=p}if(T==null){T=Buffer.concat([IntToStr(8),IntToStr(4)])}else{T=Buffer.concat([IntToStr(8),IntToStr(T.length+4),T])}if(T.length>G){T=T.slice(0,G)}B.SendDataToHost(I,true,T,K&1);return -1;case 74:if(B.debug){console.log("SCSI: GET_EVENT_STATUS_NOTIFICATION",I,H[1],H[4],H[9])}if((H[1]!=1)&&(H[4]!=16)){if(B.debug){console.log("SCSI ERROR")}B.SendCommandEndResponse(1,5,I,38,1);break}var S=0;if((I==160)&&(B.floppy!=null)){S=2}else{if((I==176)&&(B.cdrom!=null)){S=2}}B.SendDataToHost(I,true,new Buffer([0,S,128,0]),K&1);break;case 76:B.SendCommand(81,Buffer.concat([IntToStrX(0),IntToStrX(0),IntToStrX(0),new Buffer([135,80,3,0,0,0,176,81,5,32,0])]),true);break;case 81:if(B.debug){console.log("SCSI READ_DISC_INFO",I)}B.SendCommandEndResponse(0,5,I,32,0);return -1;case 85:if(B.debug){console.log("SCSI ERROR: MODE_SELECT_10",I)}B.SendCommandEndResponse(1,5,I,32,0);return -1;case 90:if(B.debug){console.log("SCSI: MODE_SENSE_10",I,H[2]&63)}var G=ReadShort(H,7);var T=null;if(G==0){B.SendDataToHost(I,true,Buffer.concat([IntToStr(60),IntToStr(8)]),K&1);return -1}var U=0;if(I==160){if(B.floppy!=null){U=(B.floppy.size>>9)}}else{if(B.cdrom!=null){U=(B.cdrom.size>>11)}}switch(H[2]&63){case 1:if(I==160){T=(U<=2880)?y:A}else{T=w}break;case 5:if(I==160){T=(U<=2880)?x:z}break;case 63:if(I==160){T=(U<=2880)?r:s}else{T=q}break;case 26:if(I==176){T=t}break;case 29:if(I==176){T=u}break;case 42:if(I==176){T=v}break}if(T==null){B.SendCommandEndResponse(0,5,I,32,0)}else{B.SendDataToHost(I,true,T,K&1)}break;default:if(B.debug){console.log("IDER: Unknown SCSI command",H[0])}B.SendCommandEndResponse(0,5,I,32,0);return -1}return 0}function C(E,G,H,F){var I=null;var J=0;if(E==160){I=B.floppy;if(B.floppy!=null){J=(B.floppy.size>>9)}}if(E==176){I=B.cdrom;if(B.cdrom!=null){J=(B.cdrom.size>>11)}}if((H<0)||(G+H>J)){B.SendCommandEndResponse(1,5,E,33,0);return 0}if(H==0){B.SendCommandEndResponse(1,0,E,0,0);return 0}if(I!=null){if(B.sectorStats){B.sectorStats(1,(E==160)?0:1,J,G,H)}if(E==160){G<<=9;H<<=9}else{G<<=11;H<<=11}if(d!==null){e.push({media:I,dev:E,lba:G,len:H,fr:F})}else{d=I;a=E;b=G;c=H;D(F)}}}var e=[];var f=false;var d=null;var a;var b;var c;function D(E){var G=c,F=b;if(c>B.iderinfo.readbfr){G=B.iderinfo.readbfr}c-=G;b+=G;var I=new Buffer(G);fs.readSync(d.file,I,0,G,F);B.SendDataToHost(a,(c==0),I,E&1);if((c>0)&&(f==false)){D(E)}else{d=null;if(f){B.SendCommand(71);e=[];f=false}else{if(e.length>0){var H=e.shift();d=H.media;a=H.dev;b=H.lba;c=H.len;D(H.fr)}}}}return B};function ShortToStr(a){return new Buffer([(a>>8)&255,a&255])}function ShortToStrX(a){return new Buffer([a&255,(a>>8)&255])}function IntToStr(a){return new Buffer([(a>>24)&255,(a>>16)&255,(a>>8)&255,a&255])}function IntToStrX(a){return new Buffer([a&255,(a>>8)&255,(a>>16)&255,(a>>24)&255])}function ReadShort(b,a){return(b[a]<<8)+b[a+1]}function ReadShortX(b,a){return(b[a+1]<<8)+b[a]}function ReadInt(b,a){return(b[a]*16777216)+(b[a+1]<<16)+(b[a+2]<<8)+b[a+3]}function ReadSInt(b,a){return(b[a]<<24)+(b[a+1]<<16)+(b[a+2]<<8)+b[a+3]}function ReadIntX(b,a){return(b[a+3]*16777216)+(b[a+2]<<16)+(b[a+1]<<8)+b[a]}; |