Nulo/tar-stream
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ignoring unknown types for better compat

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This commit is contained in:
Mathias Buus 2013-12-21 02:32:38 +01:00
parent c12a4914f6
commit 7377142d9d
1 changed files with 11 additions and 2 deletions
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13
headers.js
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@ -4,6 +4,8 @@ var USTAR = 'ustar00';
var toType = function(flag) { var toType = function(flag) {
switch (flag) { switch (flag) {
case 0:
return 'file';
case 1: case 1:
return 'link'; return 'link';
case 2: case 2:
@ -19,11 +21,14 @@ var toType = function(flag) {
case 7: case 7:
return 'contiguous-file' return 'contiguous-file'
} }
return 'file';
return null;
}; };
var toTypeflag = function(flag) { var toTypeflag = function(flag) {
switch (flag) { switch (flag) {
case 'file':
return 0;
case 'link': case 'link':
return 1; return 1;
case 'symlink': case 'symlink':
@ -114,13 +119,17 @@ exports.encode = function(opts) {
}; };
exports.decode = function(buf) { exports.decode = function(buf) {
var typeflag = buf[156] === 0 ? 0 : buf[156] - ZERO_OFFSET;
var type = toType(typeflag);
if (!type) return null;
var name = decodeStr(buf, 0); var name = decodeStr(buf, 0);
var mode = decodeOct(buf, 100); var mode = decodeOct(buf, 100);
var uid = decodeOct(buf, 108); var uid = decodeOct(buf, 108);
var gid = decodeOct(buf, 116); var gid = decodeOct(buf, 116);
var size = decodeOct(buf, 124); var size = decodeOct(buf, 124);
var mtime = decodeOct(buf, 136); var mtime = decodeOct(buf, 136);
var typeflag = buf[156] - ZERO_OFFSET;
var linkname = buf[157] === 0 ? null : decodeStr(buf, 157); var linkname = buf[157] === 0 ? null : decodeStr(buf, 157);
var uname = decodeStr(buf, 265); var uname = decodeStr(buf, 265);
var gname = decodeStr(buf, 297); var gname = decodeStr(buf, 297);