From 55a4f1fc869e41aca748c63d3018f0448b1606e0 Mon Sep 17 00:00:00 2001 From: pack Date: Sun, 9 Aug 2026 10:37:07 +0000 Subject: first commit --- node_modules/tar/dist/esm/read-entry.js | 132 ++++++++++++++++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 node_modules/tar/dist/esm/read-entry.js (limited to 'node_modules/tar/dist/esm/read-entry.js') diff --git a/node_modules/tar/dist/esm/read-entry.js b/node_modules/tar/dist/esm/read-entry.js new file mode 100644 index 0000000..ef11b01 --- /dev/null +++ b/node_modules/tar/dist/esm/read-entry.js @@ -0,0 +1,132 @@ +import { Minipass } from 'minipass'; +import { normalizeWindowsPath } from './normalize-windows-path.js'; +export class ReadEntry extends Minipass { + extended; + globalExtended; + header; + startBlockSize; + blockRemain; + remain; + type; + meta = false; + ignore = false; + path; + mode; + uid; + gid; + uname; + gname; + size = 0; + mtime; + atime; + ctime; + linkpath; + dev; + ino; + nlink; + invalid = false; + absolute; + unsupported = false; + constructor(header, ex, gex) { + super({}); + // read entries always start life paused. this is to avoid the + // situation where Minipass's auto-ending empty streams results + // in an entry ending before we're ready for it. + this.pause(); + this.extended = ex; + this.globalExtended = gex; + this.header = header; + /* c8 ignore start */ + this.remain = header.size ?? 0; + /* c8 ignore stop */ + this.startBlockSize = 512 * Math.ceil(this.remain / 512); + this.blockRemain = this.startBlockSize; + this.type = header.type; + switch (this.type) { + case 'File': + case 'OldFile': + case 'Link': + case 'SymbolicLink': + case 'CharacterDevice': + case 'BlockDevice': + case 'Directory': + case 'FIFO': + case 'ContiguousFile': + case 'GNUDumpDir': + break; + case 'NextFileHasLongLinkpath': + case 'NextFileHasLongPath': + case 'OldGnuLongPath': + case 'GlobalExtendedHeader': + case 'ExtendedHeader': + case 'OldExtendedHeader': + this.meta = true; + break; + // NOTE: gnutar and bsdtar treat unrecognized types as 'File' + // it may be worth doing the same, but with a warning. + default: + this.ignore = true; + } + /* c8 ignore start */ + if (!header.path) { + throw new Error('no path provided for tar.ReadEntry'); + } + /* c8 ignore stop */ + this.path = normalizeWindowsPath(header.path); + this.mode = header.mode; + if (this.mode) { + this.mode = this.mode & 0o7777; + } + this.uid = header.uid; + this.gid = header.gid; + this.uname = header.uname; + this.gname = header.gname; + this.size = this.remain; + this.mtime = header.mtime; + this.atime = header.atime; + this.ctime = header.ctime; + /* c8 ignore start */ + this.linkpath = + header.linkpath ? normalizeWindowsPath(header.linkpath) : undefined; + /* c8 ignore stop */ + this.uname = header.uname; + this.gname = header.gname; + if (ex) { + this.#slurp(ex); + } + if (gex) { + this.#slurp(gex, true); + } + } + write(data) { + const writeLen = data.length; + if (writeLen > this.blockRemain) { + throw new Error('writing more to entry than is appropriate'); + } + const r = this.remain; + const br = this.blockRemain; + this.remain = Math.max(0, r - writeLen); + this.blockRemain = Math.max(0, br - writeLen); + if (this.ignore) { + return true; + } + if (r >= writeLen) { + return super.write(data); + } + // r < writeLen + return super.write(data.subarray(0, r)); + } + #slurp(ex, gex = false) { + if (ex.path) + ex.path = normalizeWindowsPath(ex.path); + if (ex.linkpath) + ex.linkpath = normalizeWindowsPath(ex.linkpath); + Object.assign(this, Object.fromEntries(Object.entries(ex).filter(([k, v]) => { + // we slurp in everything except for the path attribute in + // a global extended header, because that's weird. Also, any + // null/undefined values are ignored. + return !(v === null || v === undefined || (k === 'path' && gex)); + }))); + } +} +//# sourceMappingURL=read-entry.js.map \ No newline at end of file -- cgit v1.2.3