system-7/index_files/browserfs.js

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this._mu.lock(function(){s._fs.appendFile(t,e,n,r,i,function(t){s._mu.unlock(),o(t)})})},wi.prototype.appendFileSync=function(t,e,n,r,i){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.appendFileSync(t,e,n,r,i)},wi.prototype.chmod=function(t,e,n,r){var i=this;this._mu.lock(function(){i._fs.chmod(t,e,n,function(t){i._mu.unlock(),r(t)})})},wi.prototype.chmodSync=function(t,e,n){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.chmodSync(t,e,n)},wi.prototype.chown=function(t,e,n,r,i){var o=this;this._mu.lock(function(){o._fs.chown(t,e,n,r,function(t){o._mu.unlock(),i(t)})})},wi.prototype.chownSync=function(t,e,n,r){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.chownSync(t,e,n,r)},wi.prototype.utimes=function(t,e,n,r){var i=this;this._mu.lock(function(){i._fs.utimes(t,e,n,function(t){i._mu.unlock(),r(t)})})},wi.prototype.utimesSync=function(t,e,n){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.utimesSync(t,e,n)},wi.prototype.link=function(t,e,n){var r=this;this._mu.lock(function(){r._fs.link(t,e,function(t){r._mu.unlock(),n(t)})})},wi.prototype.linkSync=function(t,e){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.linkSync(t,e)},wi.prototype.symlink=function(t,e,n,r){var i=this;this._mu.lock(function(){i._fs.symlink(t,e,n,function(t){i._mu.unlock(),r(t)})})},wi.prototype.symlinkSync=function(t,e,n){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.symlinkSync(t,e,n)},wi.prototype.readlink=function(t,e){var n=this;this._mu.lock(function(){n._fs.readlink(t,function(t,r){n._mu.unlock(),e(t,r)})})},wi.prototype.readlinkSync=function(t){if(this._mu.isLocked())throw new Error("invalid sync call");return this._fs.readlinkSync(t)};var mi,Ei="/.deletedFiles.log",Si=function(t){function e(e,n,r,i,o){t.call(this,e,n,r,i,o)}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.prototype.sync=function(t){var e=this;return this.isDirty()?void this._fs._syncAsync(this,function(n){e.resetDirty(),t(n)}):void t(null)},e.prototype.syncSync=function(){this.isDirty()&&(this._fs._syncSync(this),this.resetDirty())},e.prototype.close=function(t){this.sync(t)},e.prototype.closeSync=function(){this.syncSync()},e}(Be),bi=function(t){function e(e,n){if(t.call(this),this._isInitialized=!1,this._initializeCallbacks=[],this._deletedFiles={},this._deleteLog="",this._deleteLogUpdatePending=!1,this._deleteLogUpdateNeeded=!1,this._deleteLogError=null,this._writable=e,this._readable=n,this._writable.isReadOnly())throw new me(ge.EINVAL,"Writable file system must be writable.")}return t&&(e.__proto__=t),e.prototype=Object.create(t&&t.prototype),e.prototype.constructor=e,e.isAvailable=function(){return!0},e.prototype.getOverlayedFileSystems=function(){return{readable:this._readable,writable:this._writable}},e.prototype._syncAsync=function(t,e){var n=this;this.createParentDirectoriesAsync(t.getPath(),function(r){return r?e(r):void n._writable.writeFile(t.getPath(),t.getBuffer(),null,Tt("w"),t.getStats().mode,e)})},e.prototype._syncSync=function(t){this.createParentDirectories(t.getPath()),this._writable.writeFileSync(t.getPath(),t.getBuffer(),null,Tt("w"),t.getStats().mode)},e.prototype.getName=function(){return"OverlayFS"},e.prototype.initialize=function(t){var e=this,n=this._initializeCallbacks,r=function(t){e._isInitialized=!t,e._initializeCallbacks=[],n.forEach(function(e){return e(t)})};return this._isInitialized?t():(n.push(t),void(1===n.length&&this._writable.readFile(Ei,"utf8",Tt("r"),function(t,n){if(t){if(t.errno!==ge.ENOENT)return r(t)}else e._deleteLog=n;e._reparseDeletionLog(),r()})))},e.prototype.isReadOnly=function(){return!1},e.prototype.supportsSynch=function(){return this._readable.supportsSynch()&&this._writable.supportsSynch()},e.prototype.supportsLinks=function(){return!1},e.prototype.supportsProps=function(){return this._readable.supportsProps()&&this._writable.supportsProps()},e.prototype.getDeletionLog=function(){return this._deleteLo
var n=Bi[t];throw n||(n="Unknown: "+t),new me(ge.EINVAL,"Invalid compression method on file '"+this.header.fileName()+"': "+n)},zi.prototype.getHeader=function(){return this.header},zi.prototype.getRecord=function(){return this.record},zi.prototype.getRawData=function(){return this.data};var qi=function(t){this.data=t};qi.prototype.crc32=function(){return this.data.readUInt32LE(0)},qi.prototype.compressedSize=function(){return this.data.readUInt32LE(4)},qi.prototype.uncompressedSize=function(){return this.data.readUInt32LE(8)};var Vi=function(t){if(this.data=t,134630224!==this.data.readUInt32LE(0))throw new me(ge.EINVAL,"Invalid archive extra data record signature: "+this.data.readUInt32LE(0))};Vi.prototype.length=function(){return this.data.readUInt32LE(4)},Vi.prototype.extraFieldData=function(){return this.data.slice(8,8+this.length())};var Wi=function(t){if(this.data=t,84233040!==this.data.readUInt32LE(0))throw new me(ge.EINVAL,"Invalid digital signature signature: "+this.data.readUInt32LE(0))};Wi.prototype.size=function(){return this.data.readUInt16LE(4)},Wi.prototype.signatureData=function(){return this.data.slice(6,6+this.size())};var Hi=function(t,e){if(this.zipData=t,this.data=e,33639248!==this.data.readUInt32LE(0))throw new me(ge.EINVAL,"Invalid Zip file: Central directory record has invalid signature: "+this.data.readUInt32LE(0));this._filename=this.produceFilename()};Hi.prototype.versionMadeBy=function(){return this.data.readUInt16LE(4)},Hi.prototype.versionNeeded=function(){return this.data.readUInt16LE(6)},Hi.prototype.flag=function(){return this.data.readUInt16LE(8)},Hi.prototype.compressionMethod=function(){return this.data.readUInt16LE(10)},Hi.prototype.lastModFileTime=function(){return ee(this.data.readUInt16LE(12),this.data.readUInt16LE(14))},Hi.prototype.rawLastModFileTime=function(){return this.data.readUInt32LE(12)},Hi.prototype.crc32=function(){return this.data.readUInt32LE(16)},Hi.prototype.compressedSize=function(){return this.data.readUInt32LE(20)},Hi.prototype.uncompressedSize=function(){return this.data.readUInt32LE(24)},Hi.prototype.fileNameLength=function(){return this.data.readUInt16LE(28)},Hi.prototype.extraFieldLength=function(){return this.data.readUInt16LE(30)},Hi.prototype.fileCommentLength=function(){return this.data.readUInt16LE(32)},Hi.prototype.diskNumberStart=function(){return this.data.readUInt16LE(34)},Hi.prototype.internalAttributes=function(){return this.data.readUInt16LE(36)},Hi.prototype.externalAttributes=function(){return this.data.readUInt32LE(38)},Hi.prototype.headerRelativeOffset=function(){return this.data.readUInt32LE(42)},Hi.prototype.produceFilename=function(){var t=ne(this.data,this.useUTF8(),46,this.fileNameLength());return t.replace(/\\/g,"/")},Hi.prototype.fileName=function(){return this._filename},Hi.prototype.rawFileName=function(){return this.data.slice(46,46+this.fileNameLength())},Hi.prototype.extraField=function(){var t=44+this.fileNameLength();return this.data.slice(t,t+this.extraFieldLength())},Hi.prototype.fileComment=function(){var t=46+this.fileNameLength()+this.extraFieldLength();return ne(this.data,this.useUTF8(),t,this.fileCommentLength())},Hi.prototype.rawFileComment=function(){var t=46+this.fileNameLength()+this.extraFieldLength();return this.data.slice(t,t+this.fileCommentLength())},Hi.prototype.totalSize=function(){return 46+this.fileNameLength()+this.extraFieldLength()+this.fileCommentLength()},Hi.prototype.isDirectory=function(){var t=this.fileName();return!!(16&this.externalAttributes())||"/"===t.charAt(t.length-1)},Hi.prototype.isFile=function(){return!this.isDirectory()},Hi.prototype.useUTF8=function(){return 2048===(2048&this.flag())},Hi.prototype.isEncrypted=function(){return 1===(1&this.flag())},Hi.prototype.getFileData=function(){var t=this.headerRelativeOffset(),e=new ji(this.zipData.slice(t));return new zi(e,this,this.zipData.slice(t+e.totalSize()))},Hi.prototype.getData=function(){return this.getFileData().decompress()},Hi.prototype.getRawData=function(){return this.getFileData().getRawData()},Hi.prototype.getStats=function(){return
   * The buffer module from node.js, for the browser.
   *
   * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
   * @license  MIT
   */
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