?HAMA

Navigation

Breadcrumbs

Create

Edit File Size: 2.33 KB

/home/byroehnu/easepaybiz.easetack.com/node_modules/restructure/src/Struct.js

Text Base64

import {Base} from './Base.js';
import * as utils from './utils.js';

export class Struct extends Base {
  constructor(fields = {}) {
    super();
    this.fields = fields;
  }

decode(stream, parent, length = 0) {
    const res = this._setup(stream, parent, length);
    this._parseFields(stream, res, this.fields);

if (this.process != null) {
      this.process.call(res, stream);
    }
    return res;
  }

_setup(stream, parent, length) {
    const res = {};

// define hidden properties
    Object.defineProperties(res, {
      parent:         { value: parent },
      _startOffset:   { value: stream.pos },
      _currentOffset: { value: 0, writable: true },
      _length:        { value: length }
    });

return res;
  }

_parseFields(stream, res, fields) {
    for (let key in fields) {
      var val;
      const type = fields[key];
      if (typeof type === 'function') {
        val = type.call(res, res);
      } else {
        val = type.decode(stream, res);
      }

if (val !== undefined) {
        if (val instanceof utils.PropertyDescriptor) {
          Object.defineProperty(res, key, val);
        } else {
          res[key] = val;
        }
      }

res._currentOffset = stream.pos - res._startOffset;
    }

}

size(val, parent, includePointers = true) {
    if (val == null) { val = {}; }
    const ctx = {
      parent,
      val,
      pointerSize: 0
    };

if (this.preEncode != null) {
      this.preEncode.call(val);
    }

let size = 0;
    for (let key in this.fields) {
      const type = this.fields[key];
      if (type.size != null) {
        size += type.size(val[key], ctx);
      }
    }

if (includePointers) {
      size += ctx.pointerSize;
    }

return size;
  }

encode(stream, val, parent) {
    let type;
    if (this.preEncode != null) {
      this.preEncode.call(val, stream);
    }

const ctx = {
      pointers: [],
      startOffset: stream.pos,
      parent,
      val,
      pointerSize: 0
    };

ctx.pointerOffset = stream.pos + this.size(val, ctx, false);

for (let key in this.fields) {
      type = this.fields[key];
      if (type.encode != null) {
        type.encode(stream, val[key], ctx);
      }
    }

let i = 0;
    while (i < ctx.pointers.length) {
      const ptr = ctx.pointers[i++];
      ptr.type.encode(stream, ptr.val, ptr.parent);
    }
  }
}

Exit & Reset Text mode: syntax highlighting auto-detects file type.

Name	Size	Perms	Modified	Actions
.htaccess	127 B	lr--r--r--	2026-03-14 01:49:07	Edit Download recursive recursive
Array.js	2.43 KB	lrw-r--r--	2026-03-05 00:19:58	Edit Download recursive recursive
Base.js	412 B	lrw-r--r--	2026-03-05 00:19:59	Edit Download recursive recursive
Bitfield.js	741 B	lrw-r--r--	2026-03-05 00:19:59	Edit Download recursive recursive
Boolean.js	398 B	lrw-r--r--	2026-03-05 00:20:01	Edit Download recursive recursive
Buffer.js	795 B	lrw-r--r--	2026-03-05 00:20:02	Edit Download recursive recursive
DecodeStream.js	1.85 KB	lrw-r--r--	2026-03-05 00:20:03	Edit Download recursive recursive
EncodeStream.js	3.13 KB	lrw-r--r--	2026-03-05 00:20:04	Edit Download recursive recursive
Enum.js	533 B	lrw-r--r--	2026-03-05 00:20:05	Edit Download recursive recursive
LazyArray.js	1.62 KB	lrw-r--r--	2026-03-05 00:20:07	Edit Download recursive recursive
Number.js	2.23 KB	lrw-r--r--	2026-03-05 00:20:08	Edit Download recursive recursive
Optional.js	920 B	lrw-r--r--	2026-03-05 00:20:09	Edit Download recursive recursive
Pointer.js	4.09 KB	lrw-r--r--	2026-03-05 00:20:09	Edit Download recursive recursive
Reserved.js	519 B	lrw-r--r--	2026-03-05 00:20:10	Edit Download recursive recursive
String.js	3.71 KB	lrw-r--r--	2026-03-05 00:20:10	Edit Download recursive recursive
Struct.js	2.33 KB	lrw-r--r--	2026-03-05 00:20:11	Edit Download recursive recursive
utils.js	723 B	lrw-r--r--	2026-03-05 00:20:11	Edit Download recursive recursive
VersionedStruct.js	3.01 KB	lrw-r--r--	2026-03-05 00:20:11	Edit Download recursive recursive

Directory Contents