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authorDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-01-31 11:21:30 +0100
committerDavid Oberhollenzer <david.oberhollenzer@sigma-star.at>2023-01-31 13:51:49 +0100
commitcdccc69c62579b0c13b35fad0728079652b8f3c9 (patch)
tree9fa54c710f73c5e08a9c8466e7a712eb63ee07ac /lib/tar/read_sparse_map_old.c
parent2182129c8f359c4fa1390eaba7a65b595ccd4182 (diff)
Move library source into src sub-directory
Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Diffstat (limited to 'lib/tar/read_sparse_map_old.c')
-rw-r--r--lib/tar/read_sparse_map_old.c99
1 files changed, 0 insertions, 99 deletions
diff --git a/lib/tar/read_sparse_map_old.c b/lib/tar/read_sparse_map_old.c
deleted file mode 100644
index 3dd3300..0000000
--- a/lib/tar/read_sparse_map_old.c
+++ /dev/null
@@ -1,99 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * read_sparse_map_old.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-#include "internal.h"
-
-#include <ctype.h>
-#include <stdlib.h>
-
-sparse_map_t *read_gnu_old_sparse(istream_t *fp, tar_header_t *hdr)
-{
- sparse_map_t *list = NULL, *end = NULL, *node;
- gnu_sparse_t sph;
- sqfs_u64 off, sz;
- int i, ret;
-
- for (i = 0; i < 4; ++i) {
- if (!isdigit(hdr->tail.gnu.sparse[i].offset[0]))
- break;
- if (!isdigit(hdr->tail.gnu.sparse[i].numbytes[0]))
- break;
-
- if (read_octal(hdr->tail.gnu.sparse[i].offset,
- sizeof(hdr->tail.gnu.sparse[i].offset), &off))
- goto fail;
- if (read_octal(hdr->tail.gnu.sparse[i].numbytes,
- sizeof(hdr->tail.gnu.sparse[i].numbytes), &sz))
- goto fail;
-
- node = calloc(1, sizeof(*node));
- if (node == NULL)
- goto fail_errno;
-
- node->offset = off;
- node->count = sz;
-
- if (list == NULL) {
- list = end = node;
- } else {
- end->next = node;
- end = node;
- }
- }
-
- if (hdr->tail.gnu.isextended == 0)
- return list;
-
- do {
- ret = istream_read(fp, &sph, sizeof(sph));
- if (ret < 0)
- goto fail;
-
- if ((size_t)ret < sizeof(sph)) {
- fputs("reading GNU sparse header: "
- "unexpected end-of-file\n",
- stderr);
- goto fail;
- }
-
- for (i = 0; i < 21; ++i) {
- if (!isdigit(sph.sparse[i].offset[0]))
- break;
- if (!isdigit(sph.sparse[i].numbytes[0]))
- break;
-
- if (read_octal(sph.sparse[i].offset,
- sizeof(sph.sparse[i].offset), &off))
- goto fail;
- if (read_octal(sph.sparse[i].numbytes,
- sizeof(sph.sparse[i].numbytes), &sz))
- goto fail;
-
- node = calloc(1, sizeof(*node));
- if (node == NULL)
- goto fail_errno;
-
- node->offset = off;
- node->count = sz;
-
- if (list == NULL) {
- list = end = node;
- } else {
- end->next = node;
- end = node;
- }
- }
- } while (sph.isextended != 0);
-
- return list;
-fail_errno:
- perror("parsing GNU sparse header");
- goto fail;
-fail:
- free_sparse_list(list);
- return NULL;
-}