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Report app status

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This commit is contained in:
Sam Carlton 2021-01-30 18:13:06 -06:00
parent 50b1c46678
commit 918a703df7
2 changed files with 180 additions and 75 deletions
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90
helpers/app-files-scanner.js
View file

@ -9,6 +9,11 @@
// import statuses from './statuses' // import statuses from './statuses'
// import parseGithubDate from './parse-github-date' // import parseGithubDate from './parse-github-date'
// import EndianReader from 'endian-reader'
import parseMacho from './macho/index.js'
// console.log('MachOParser', MachOParser)
const knownArchiveExtensions = new Set([ const knownArchiveExtensions = new Set([
'app', 'app',
'dmg', 'dmg',
@ -221,8 +226,10 @@ export default class AppFilesScanner {
} }
parseMachOFile () { async parseMachOBlob ( machOBlob, fileName ) {
const machOFile = new File([machOBlob], fileName)
return await parseMacho( machOFile )
} }
classifyArchitecture () { classifyArchitecture () {
@ -235,8 +242,6 @@ export default class AppFilesScanner {
async scan ( fileList ) { async scan ( fileList ) {
// console.log('this.files', this.files)
// Push files to our files array // Push files to our files array
Array.from(fileList).forEach( (fileInstance, index) => { Array.from(fileList).forEach( (fileInstance, index) => {
this.files.unshift( { this.files.unshift( {
@ -287,7 +292,7 @@ export default class AppFilesScanner {
file.machOEntries = this.findMachOEntries( entries ) file.machOEntries = this.findMachOEntries( entries )
if ( file.machOEntries.length === 0 ) { if ( file.machOEntries.length === 0 ) {
console.log('entries', entries) console.log('file.machOEntries', file.machOEntries)
file.statusMessage = `🚫 Could not find any application data` file.statusMessage = `🚫 Could not find any application data`
file.status = 'finished' file.status = 'finished'
@ -295,23 +300,74 @@ export default class AppFilesScanner {
return return
} }
// const machOContents = await file.machOFile.getData( // const machOBlob = await file.machOEntries
// // writer
// // https://gildas-lormeau.github.io/zip.js/core-api.html#zip-writing
const parsedMachoEntries = await Promise.all( file.machOEntries.map( async machOEntry => {
// Get blob data from zip
const machOBlob = await machOEntry.getData(
// writer
// https://gildas-lormeau.github.io/zip.js/core-api.html#zip-writing
// new zip.TextWriter(), // new zip.TextWriter(),
// // options new zip.BlobWriter(),
// { // options
// onprogress: (index, max) => { {
// // onprogress callback onprogress: (index, max) => {
// console.log('Writer progress', index, max) // onprogress callback
// } console.log('Writer progress', index, max)
// } }
// ) }
)
return await this.parseMachOBlob( machOBlob, file.name )
} ) )
// const machoData = await parseMacho( machOFile )//new MachoParser( machOFile, document.getElementById('callback'));
console.log('parsedMachoEntries', parsedMachoEntries)
// const machOBuffer = await machOBlob.arrayBuffer()
// const machOData = this.parseMachOFile( Buffer.from( machOBuffer ) )
// text contains the entry data as a String // text contains the entry data as a String
// console.log('Mach-O contents', machOContents) // console.log('Mach-O contents', machOBuffer)
file.statusMessage = `🏁 Scan Finished. ${file.machOEntries.length} Mach-o files` // file.statusMessage = `🏁 Scan Finished. ${file.machOEntries.length} Mach-o files`
file.statusMessage = `🏁 Scan Finished. `
let supportedBinaries = 0
let unsupportedBinaries = 0
parsedMachoEntries.forEach( binaryEntry => {
const armBinary = binaryEntry.architectures.find( architecture => {
if ( architecture.processorType === 0 ) return false
return architecture.processorType.toLowerCase().includes('arm')
})
if ( armBinary !== undefined ) {
supportedBinaries++
} else {
unsupportedBinaries++
}
} )
// console.log('supportedBinaries', supportedBinaries)
// console.log('unsupportedBinaries', unsupportedBinaries)
if (supportedBinaries !== 0 && unsupportedBinaries !== 0) {
file.statusMessage = `🔶 App has some support. `
} else if ( unsupportedBinaries !== 0 ) {
file.statusMessage = `🚫 This App's binary is not compatible with Apple Silicon and may only run via Rosetta 2 translation, however, software vendors will sometimes will ship separate install files for Intel and ARM instead of a single one. You can try submitting the download page link for an app and we'll scan that. You can request a manual review to determine the current status of the app on Rosetta 2. `
} else if ( supportedBinaries !== 0 ) {
file.statusMessage = '✅ This App is natively compatible with Apple Silicon!'
}
file.status = 'finished' file.status = 'finished'

155
helpers/macho/macho.js
View file

@ -3,11 +3,11 @@
//Licensed under the MIT License //Licensed under the MIT License
import { mime_binary } from './mimetypes.js' import { mime_binary } from './mimetypes.js'
import { ReadUint32, ReadUint16LE, ReadUint32LE } from './memory.js' import { ReadUint32, ReadUint16LE, ReadUint32LE, ReadUint16 } from './memory.js'
import { uint32_t, uint64_t } from './macho.constants.js' import { uint32_t, uint64_t } from './macho.constants.js'
import { MAGIC } from './macho.magic.js' import { MAGIC } from './macho.magic.js'
import { MachoHeader64 } from './macho.header.js' import { MachoHeader64, MachoHeader } from './macho.header.js'
import { LOAD_COMMAND_TYPE, LoadCommand } from './macho.loadcommand.js' import { LOAD_COMMAND_TYPE, LoadCommand } from './macho.loadcommand.js'
import { CPU_TYPE, CPU_SUB_TYPE } from './macho.cpu.js' import { CPU_TYPE, CPU_SUB_TYPE } from './macho.cpu.js'
import { FILE_FLAGS, FILE_TYPE } from './macho.file.js' import { FILE_FLAGS, FILE_TYPE } from './macho.file.js'
@ -53,17 +53,21 @@ var ChunkReader = function ChunkReader(file, chunksize = (1024 * 1024), callback
free("window.readers"); free("window.readers");
}; };
export default function MachoParser(file, callbackElement = document.body) { export function MachoParser(file, callback) {
const machoOutputData = {}
//properties //properties
this.reader = new FileReader(); this.reader = new FileReader();
function writeToCallback(val) { function writeToCallback(val) {
if(callbackElement) { return
callbackElement.innerHTML +='<tr>'+val+'</tr>';
} else { // if(callbackElement) {
throw new Error('Invalid callback.'); // callbackElement.innerHTML +='<tr>'+val+'</tr>';
} // } else {
// throw new Error('Invalid callback.');
// }
} }
/* /*
@ -147,8 +151,11 @@ export default function MachoParser(file, callbackElement = document.body) {
window.tempFile = blob; window.tempFile = blob;
//Set up the file and print out for verbosity //Set up the file and print out for verbosity
writeToCallback('<td><strong>File</strong></td><td>'+file.name.toString()+'</td>'); machoOutputData.file = file
writeToCallback('<td><strong>Size</strong></td><td>' + filesize.toFixed(2).toString() + 'MB</td>'); machoOutputData.fileSize = filesize
machoOutputData.architectures = []
// writeToCallback('<td><strong>File</strong></td><td>'+file.name.toString()+'</td>');
// writeToCallback('<td><strong>Size</strong></td><td>' + filesize.toFixed(2).toString() + 'MB</td>');
//Construct a new 8-bit array from the file buffer //Construct a new 8-bit array from the file buffer
let data = new Uint8Array(e.target.result); let data = new Uint8Array(e.target.result);
@ -161,27 +168,29 @@ export default function MachoParser(file, callbackElement = document.body) {
for(var cMagic = 0; cMagic < magics.length; cMagic++) { //Start parsing the binary from each found magic's offset for(var cMagic = 0; cMagic < magics.length; cMagic++) { //Start parsing the binary from each found magic's offset
const architecture = {}
let magicOff = magics[cMagic]; //The offset of the magic currently being parsed let magicOff = magics[cMagic]; //The offset of the magic currently being parsed
let magic = ReadUint32(data, magicOff); //Read the magic from the byte array let magic = ReadUint32(data, magicOff); //Read the magic from the byte array
let littleendian = MAGIC.ISLITTLEENDIAN(magic); //Get the endianness of the magic let littleendian = MAGIC.ISLITTLEENDIAN(magic); //Get the endianness of the magic
let x64 = MAGIC.IS64BIT(magic); //Check which bit architecture is being used let x64 = MAGIC.IS64BIT(magic); //Check which bit architecture is being used
window.machoObj = {}; //Create the Mach-O information object // machoOutputData = {}; //Create the Mach-O information object
window.machoObj.bits = (x64 ? "64-bit" : "32-bit"); //Get the architecture architecture.bits = (x64 ? "64-bit" : "32-bit"); //Get the architecture
window.machoObj.endianness = (littleendian ? "little endian" : "big endian"); //Get the endianness architecture.endianness = (littleendian ? "little endian" : "big endian"); //Get the endianness
window.machoObj.header = (x64 ? new MachoHeader64() : new MachoHeader()); //Depending on architecture, construct a new header architecture.header = (x64 ? new MachoHeader64() : new MachoHeader()); //Depending on architecture, construct a new header
window.machoObj.header.magic = magic; //Add the magic to the header architecture.header.magic = magic; //Add the magic to the header
window.machoObj.header.cputype = (littleendian ? ReadUint16LE(data, magicOff+uint32_t) : ReadUint16(data, magicOff+uint32_t)); //Read the cputype which comes after the magic architecture.header.cputype = (littleendian ? ReadUint16LE(data, magicOff+uint32_t) : ReadUint16(data, magicOff+uint32_t)); //Read the cputype which comes after the magic
window.machoObj.header.cpusubtype = (littleendian ? ReadUint16LE(data, magicOff+(2*uint32_t)) : ReadUint16(data, magicOff+(2*uint32_t))); //Read the cpu subtype which comes after the cputype architecture.header.cpusubtype = (littleendian ? ReadUint16LE(data, magicOff+(2*uint32_t)) : ReadUint16(data, magicOff+(2*uint32_t))); //Read the cpu subtype which comes after the cputype
window.machoObj.header.filetype = (littleendian ? ReadUint32LE(data, magicOff+(3*uint32_t)) : ReadUint32(data, magicOff+(3*uint32_t))); //Read the file type which comes after the cpu subtype architecture.header.filetype = (littleendian ? ReadUint32LE(data, magicOff+(3*uint32_t)) : ReadUint32(data, magicOff+(3*uint32_t))); //Read the file type which comes after the cpu subtype
window.machoObj.header.ncmds = (littleendian ? ReadUint32LE(data, magicOff+(4*uint32_t)) : ReadUint32(data, magicOff+(4*uint32_t))); //Read the number of commands which comes after the filetype architecture.header.ncmds = (littleendian ? ReadUint32LE(data, magicOff+(4*uint32_t)) : ReadUint32(data, magicOff+(4*uint32_t))); //Read the number of commands which comes after the filetype
window.machoObj.header.sizeofcmds =(littleendian ? ReadUint32LE(data, magicOff+(5*uint32_t)) : ReadUint32(data, magicOff+(5*uint32_t))); //Read the size of the commands which comes after the number of commands architecture.header.sizeofcmds =(littleendian ? ReadUint32LE(data, magicOff+(5*uint32_t)) : ReadUint32(data, magicOff+(5*uint32_t))); //Read the size of the commands which comes after the number of commands
window.machoObj.header.flags = (littleendian ? ReadUint32LE(data, magicOff+(6*uint32_t)) : ReadUint32(data, magicOff+(6*uint32_t))); //Read the flags which come after the size of the commands architecture.header.flags = (littleendian ? ReadUint32LE(data, magicOff+(6*uint32_t)) : ReadUint32(data, magicOff+(6*uint32_t))); //Read the flags which come after the size of the commands
window.machoObj.loadcommands = []; architecture.loadcommands = [];
var align = (x64 ? uint64_t : uint32_t); //Depending on our architecture set an align for parsing the load commands var align = (x64 ? uint64_t : uint32_t); //Depending on our architecture set an align for parsing the load commands
for(var i = 0, off = magicOff; off < data.length, i < window.machoObj.header.ncmds; i++) { for(var i = 0, off = magicOff; off < data.length, i < architecture.header.ncmds; i++) {
var curr_cmd = {}; var curr_cmd = {};
curr_cmd.cmd = (littleendian ? ReadUint32LE(data, off) : ReadUint32(data, off)); //Read the command type from the offset curr_cmd.cmd = (littleendian ? ReadUint32LE(data, off) : ReadUint32(data, off)); //Read the command type from the offset
@ -191,7 +200,7 @@ export default function MachoParser(file, callbackElement = document.body) {
curr_cmd = ParseCommand(curr_cmd.cmd, curr_cmd.data, curr_cmd.cmdsize, curr_cmd.fileoff); curr_cmd = ParseCommand(curr_cmd.cmd, curr_cmd.data, curr_cmd.cmdsize, curr_cmd.fileoff);
if(curr_cmd.cmdsize > 0) { //Commands with a size of zero are not valid or not interesting if(curr_cmd.cmdsize > 0) { //Commands with a size of zero are not valid or not interesting
window.machoObj.loadcommands.push(curr_cmd); architecture.loadcommands.push(curr_cmd);
} }
off+=8; off+=8;
@ -199,37 +208,57 @@ export default function MachoParser(file, callbackElement = document.body) {
i++; //Increate the loadcommand counter i++; //Increate the loadcommand counter
} }
architecture.offset = magicOff.toString(16)
architecture.magic = architecture.header.magic.toString(16)
architecture.processorType = CPU_TYPE.DESCRIPTION(architecture.header.cputype)
architecture.processorSubType = CPU_SUB_TYPE.ARM.DESCRIPTION(architecture.header.cpusubtype)
architecture.fileType = FILE_TYPE.DESCRIPTION(architecture.header.filetype)
/* Parse all collected information to Human Readable strings */ /* Parse all collected information to Human Readable strings */
writeToCallback(''); // writeToCallback('');
writeToCallback('<td><strong>Header</strong></td>'); // writeToCallback('<td><strong>Header</strong></td>');
writeToCallback('<td><strong>Offset</strong></td><td>0x'+magicOff.toString(16)+'</td>'); // writeToCallback('<td><strong>Offset</strong></td><td>0x'+magicOff.toString(16)+'</td>');
writeToCallback('<td><strong>Magic</strong></td><td>0x'+window.machoObj.header.magic.toString(16)+'</td>'); // writeToCallback('<td><strong>Magic</strong></td><td>0x'+architecture.header.magic.toString(16)+'</td>');
writeToCallback('<td><strong>Bits</strong></td><td>'+window.machoObj.bits+'</td>'); // writeToCallback('<td><strong>Bits</strong></td><td>'+architecture.bits+'</td>');
writeToCallback('<td><strong>Endianness</strong></td><td>'+window.machoObj.endianness+'</td>'); // writeToCallback('<td><strong>Endianness</strong></td><td>'+architecture.endianness+'</td>');
writeToCallback('<td><strong>Processor type</strong></td><td>' + CPU_TYPE.DESCRIPTION(window.machoObj.header.cputype)+'</td>'); // writeToCallback('<td><strong>Processor type</strong></td><td>' + CPU_TYPE.DESCRIPTION(architecture.header.cputype)+'</td>');
writeToCallback('<td><strong>Processor subtype</strong></td><td>'+ CPU_SUB_TYPE.ARM.DESCRIPTION(window.machoObj.header.cpusubtype)+'</td>'); // writeToCallback('<td><strong>Processor subtype</strong></td><td>'+ CPU_SUB_TYPE.ARM.DESCRIPTION(architecture.header.cpusubtype)+'</td>');
writeToCallback('<td><strong>File type</strong></td><td>'+FILE_TYPE.DESCRIPTION(window.machoObj.header.filetype)+'</td>'); // writeToCallback('<td><strong>File type</strong></td><td>'+FILE_TYPE.DESCRIPTION(architecture.header.filetype)+'</td>');
writeToCallback('<td><strong>Number of commands</strong></td><td>'+window.machoObj.header.ncmds+'</td>'); // writeToCallback('<td><strong>Number of commands</strong></td><td>'+architecture.header.ncmds+'</td>');
writeToCallback('<td><strong>Size of commands</strong></td><td>'+window.machoObj.header.sizeofcmds+'</td>'); // writeToCallback('<td><strong>Size of commands</strong></td><td>'+architecture.header.sizeofcmds+'</td>');
window.machoObj.header.flags = MapFlags(window.machoObj.header.flags, FILE_FLAGS); architecture.header.flags = MapFlags(architecture.header.flags, FILE_FLAGS);
window.machoObj.header.flags = Object.keys(window.machoObj.header.flags).map(function(k) { if(k){return k}}); architecture.header.flags = Object.keys(architecture.header.flags).map(function(k) { if(k){return k}});
writeToCallback('<td><strong>Flags</strong></td><td>'+window.machoObj.header.flags.toString().replace(',','<br>').replace(',','<br>')+"</td>");
writeToCallback(''); // writeToCallback('<td><strong>Flags</strong></td><td>'+architecture.header.flags.toString().replace(',','<br>').replace(',','<br>')+"</td>");
writeToCallback('<td><strong>Load Command</strong></td><td><strong>Size</strong></td><td><strong>Offset</strong></td>'); // writeToCallback('');
for(var curr_lc = 0; curr_lc < window.machoObj.loadcommands.length; curr_lc++) { // writeToCallback('<td><strong>Load Command</strong></td><td><strong>Size</strong></td><td><strong>Offset</strong></td>');
writeToCallback(
'<td>'+ architecture.loadCommandsInfo = []
LOAD_COMMAND_TYPE.DESCRIPTION(window.machoObj.loadcommands[curr_lc].cmd) +
'</td>'+ for(var curr_lc = 0; curr_lc < architecture.loadcommands.length; curr_lc++) {
'<td>'+
window.machoObj.loadcommands[curr_lc].cmdsize+ architecture.loadCommandsInfo.push({
'</td>'+ description: LOAD_COMMAND_TYPE.DESCRIPTION(architecture.loadcommands[curr_lc].cmd),
'<td>'+ size: architecture.loadcommands[curr_lc].cmdsize,
' 0x' + window.machoObj.loadcommands[curr_lc].fileoff.toString(16) + offset: ` 0x${architecture.loadcommands[curr_lc].fileoff.toString(16)}`
'</td>'); })
// writeToCallback(
// '<td>'+
// LOAD_COMMAND_TYPE.DESCRIPTION(architecture.loadcommands[curr_lc].cmd) +
// '</td>'+
// '<td>'+
// architecture.loadcommands[curr_lc].cmdsize+
// '</td>'+
// '<td>'+
// ' 0x' + architecture.loadcommands[curr_lc].fileoff.toString(16) +
// '</td>');
} }
magicOff = null; magicOff = null;
littleendian = null; littleendian = null;
x64 = null; x64 = null;
@ -240,10 +269,18 @@ export default function MachoParser(file, callbackElement = document.body) {
if(!window.tempFiles) { window.tempFiles = []; } if(!window.tempFiles) { window.tempFiles = []; }
window.tempFiles[window.tempFiles.length] = blob; window.tempFiles[window.tempFiles.length] = blob;
}).catch(console.log.bind(console)); }).catch(console.log.bind(console));
machoOutputData.architectures.push( architecture )
} }
console.log('The parser has finished');
callback( machoOutputData )
console.log('The parser has finished')
} else { //(magics.length <= 0) (If we end up here it means no magics were found in the file). } else { //(magics.length <= 0) (If we end up here it means no magics were found in the file).
writeToCallback('This is not a valid Mach-O file.'); // writeToCallback('This is not a valid Mach-O file.');
throw new Error('This is not a valid Mach-O file.')
} }
}).catch(console.log.bind(console)); }).catch(console.log.bind(console));
@ -254,3 +291,15 @@ export default function MachoParser(file, callbackElement = document.body) {
console.log('Parsing, please wait...'); console.log('Parsing, please wait...');
}; };
export default async function ( file ) {
return new Promise( ( resolve, reject ) => {
try {
(new MachoParser( file, resolve ))
} catch ( error ) {
reject( error )
}
} )
}