mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-26 23:27:41 +02:00
56 lines
1.4 KiB
Diff
56 lines
1.4 KiB
Diff
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--- a/archival/libunarchive/get_header_tar.c
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+++ b/archival/libunarchive/get_header_tar.c
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@@ -261,26 +261,33 @@
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case '0':
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#if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
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if (last_char_is(file_header->name, '/')) {
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- file_header->mode |= S_IFDIR;
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- } else
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+ goto set_dir;
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+ }
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#endif
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file_header->mode |= S_IFREG;
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break;
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case '2':
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file_header->mode |= S_IFLNK;
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+ /* have seen tarballs with size field containing
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+ * the size of the link target's name */
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+ size0:
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+ file_header->size = 0;
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break;
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case '3':
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file_header->mode |= S_IFCHR;
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- break;
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+ goto size0; /* paranoia */
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case '4':
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file_header->mode |= S_IFBLK;
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- break;
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+ goto size0;
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case '5':
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+#if ENABLE_FEATURE_TAR_OLDGNU_COMPATIBILITY
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+ set_dir:
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+#endif
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file_header->mode |= S_IFDIR;
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- break;
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+ goto size0;
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case '6':
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file_header->mode |= S_IFIFO;
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- break;
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+ goto size0;
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#if ENABLE_FEATURE_TAR_GNU_EXTENSIONS
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case 'L':
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/* free: paranoia: tar with several consecutive longnames */
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--- a/archival/libunarchive/seek_by_jump.c
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+++ b/archival/libunarchive/seek_by_jump.c
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@@ -8,7 +8,9 @@
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void seek_by_jump(const archive_handle_t *archive_handle, unsigned amount)
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{
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- if (lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1) {
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+ if (amount
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+ && lseek(archive_handle->src_fd, (off_t) amount, SEEK_CUR) == (off_t) -1
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+ ) {
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if (errno == ESPIPE)
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seek_by_read(archive_handle, amount);
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else
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