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-rw-r--r--archival/libarchive/get_header_tar.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/archival/libarchive/get_header_tar.c b/archival/libarchive/get_header_tar.c
index f73cd338e..79caff55a 100644
--- a/archival/libarchive/get_header_tar.c
+++ b/archival/libarchive/get_header_tar.c
@@ -348,10 +348,20 @@ char FAST_FUNC get_header_tar(archive_handle_t *archive_handle)
348 /* Set bits 12-15 of the files mode */ 348 /* Set bits 12-15 of the files mode */
349 /* (typeflag was not trashed because chksum does not use getOctal) */ 349 /* (typeflag was not trashed because chksum does not use getOctal) */
350 switch (tar.typeflag) { 350 switch (tar.typeflag) {
351 /* busybox identifies hard links as being regular files with 0 size and a link name */ 351 case '1': /* hardlink */
352 case '1': 352 /* we mark hardlinks as regular files with zero size and a link name */
353 file_header->mode |= S_IFREG; 353 file_header->mode |= S_IFREG;
354 break; 354 /* on size of link fields from star(4)
355 * ... For tar archives written by pre POSIX.1-1988
356 * implementations, the size field usually contains the size of
357 * the file and needs to be ignored as no data may follow this
358 * header type. For POSIX.1- 1988 compliant archives, the size
359 * field needs to be 0. For POSIX.1-2001 compliant archives,
360 * the size field may be non zero, indicating that file data is
361 * included in the archive.
362 * i.e; always assume this is zero for safety.
363 */
364 goto size0;
355 case '7': 365 case '7':
356 /* case 0: */ 366 /* case 0: */
357 case '0': 367 case '0':