Move library source into src sub-directory

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 0 insertions, 346 deletions

diff --git a/bin/tar2sqfs/process_tarball.c b/bin/tar2sqfs/process_tarball.c
deleted file mode 100644
index 6aaa24b..0000000
--- a/bin/tar2sqfs/process_tarball.c
+++ /dev/null
@@ -1,346 +0,0 @@
-/* SPDX-License-Identifier: GPL-3.0-or-later */
-/*
- * process_tarball.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "tar2sqfs.h"
-
-static int write_file(istream_t *input_file, sqfs_writer_t *sqfs,
-		      const tar_header_decoded_t *hdr,
-		      file_info_t *fi, sqfs_u64 filesize)
-{
-	const sparse_map_t *list;
-	int flags = 0, ret = 0;
-	sqfs_u64 offset, diff;
-	bool sparse_region;
-	ostream_t *out;
-
-	if (no_tail_pack && filesize > cfg.block_size)
-		flags |= SQFS_BLK_DONT_FRAGMENT;
-
-	out = data_writer_ostream_create(hdr->name, sqfs->data, &fi->inode,
-					 flags);
-
-	if (out == NULL)
-		return -1;
-
-	list = hdr->sparse;
-
-	for (offset = 0; offset < filesize; offset += diff) {
-		if (hdr->sparse != NULL) {
-			if (list == NULL) {
-				sparse_region = true;
-				diff = filesize - offset;
-			} else if (offset < list->offset) {
-				sparse_region = true;
-				diff = list->offset - offset;
-			} else if (offset - list->offset >= list->count) {
-				list = list->next;
-				diff = 0;
-				continue;
-			} else {
-				sparse_region = false;
-				diff = list->count - (offset - list->offset);
-			}
-		} else {
-			sparse_region = false;
-			diff = filesize - offset;
-		}
-
-		if (diff > 0x7FFFFFFFUL)
-			diff = 0x7FFFFFFFUL;
-
-		if (sparse_region) {
-			ret = ostream_append_sparse(out, diff);
-		} else {
-			ret = ostream_append_from_istream(out, input_file,
-							  diff);
-
-			if (ret == 0) {
-				fprintf(stderr, "%s: unexpected end-of-file\n",
-					hdr->name);
-				ret = -1;
-			} else if (ret > 0) {
-				diff = ret;
-				ret = 0;
-			}
-		}
-
-		if (ret < 0)
-			break;
-	}
-
-	ostream_flush(out);
-	sqfs_drop(out);
-
-	if (ret)
-		return -1;
-
-	return skip_padding(input_file, hdr->sparse == NULL ?
-			    filesize : hdr->record_size);
-}
-
-static int copy_xattr(sqfs_writer_t *sqfs, tree_node_t *node,
-		      const tar_header_decoded_t *hdr)
-{
-	tar_xattr_t *xattr;
-	int ret;
-
-	ret = sqfs_xattr_writer_begin(sqfs->xwr, 0);
-	if (ret) {
-		sqfs_perror(hdr->name, "beginning xattr block", ret);
-		return -1;
-	}
-
-	for (xattr = hdr->xattr; xattr != NULL; xattr = xattr->next) {
-		if (sqfs_get_xattr_prefix_id(xattr->key) < 0) {
-			fprintf(stderr, "%s: squashfs does not "
-				"support xattr prefix of %s\n",
-				dont_skip ? "ERROR" : "WARNING",
-				xattr->key);
-
-			if (dont_skip)
-				return -1;
-			continue;
-		}
-
-		ret = sqfs_xattr_writer_add(sqfs->xwr, xattr->key, xattr->value,
-					    xattr->value_len);
-		if (ret) {
-			sqfs_perror(hdr->name, "storing xattr key-value pair",
-				    ret);
-			return -1;
-		}
-	}
-
-	ret = sqfs_xattr_writer_end(sqfs->xwr, &node->xattr_idx);
-	if (ret) {
-		sqfs_perror(hdr->name, "completing xattr block", ret);
-		return -1;
-	}
-
-	return 0;
-}
-
-static int create_node_and_repack_data(istream_t *input_file,
-				       sqfs_writer_t *sqfs,
-				       tar_header_decoded_t *hdr)
-{
-	tree_node_t *node;
-	struct stat sb;
-
-	if (hdr->is_hard_link) {
-		node = fstree_add_hard_link(&sqfs->fs, hdr->name,
-					    hdr->link_target);
-		if (node == NULL)
-			goto fail_errno;
-
-		if (!cfg.quiet) {
-			printf("Hard link %s -> %s\n", hdr->name,
-			       hdr->link_target);
-		}
-		return 0;
-	}
-
-	if (!keep_time) {
-		hdr->mtime = sqfs->fs.defaults.st_mtime;
-	}
-
-	memset(&sb, 0, sizeof(sb));
-	sb.st_mode = hdr->mode;
-	sb.st_uid = hdr->uid;
-	sb.st_gid = hdr->gid;
-	sb.st_rdev = hdr->devno;
-	sb.st_size = hdr->actual_size;
-	sb.st_mtime = hdr->mtime;
-
-	node = fstree_add_generic(&sqfs->fs, hdr->name,
-				  &sb, hdr->link_target);
-	if (node == NULL)
-		goto fail_errno;
-
-	if (!cfg.quiet)
-		printf("Packing %s\n", hdr->name);
-
-	if (!cfg.no_xattr) {
-		if (copy_xattr(sqfs, node, hdr))
-			return -1;
-	}
-
-	if (S_ISREG(hdr->mode)) {
-		if (write_file(input_file, sqfs, hdr, &node->data.file,
-			       hdr->actual_size)) {
-			return -1;
-		}
-	}
-
-	return 0;
-fail_errno:
-	perror(hdr->name);
-	return -1;
-}
-
-static int set_root_attribs(sqfs_writer_t *sqfs,
-			    const tar_header_decoded_t *hdr)
-{
-	if (hdr->is_hard_link || !S_ISDIR(hdr->mode)) {
-		fprintf(stderr, "'%s' is not a directory!\n", hdr->name);
-		return -1;
-	}
-
-	sqfs->fs.root->uid = hdr->uid;
-	sqfs->fs.root->gid = hdr->gid;
-	sqfs->fs.root->mode = hdr->mode;
-
-	if (keep_time)
-		sqfs->fs.root->mod_time = hdr->mtime;
-
-	if (!cfg.no_xattr) {
-		if (copy_xattr(sqfs, sqfs->fs.root, hdr))
-			return -1;
-	}
-
-	return 0;
-}
-
-int process_tarball(istream_t *input_file, sqfs_writer_t *sqfs)
-{
-	bool skip, is_root, is_prefixed;
-	tar_header_decoded_t hdr;
-	sqfs_u64 offset, count;
-	sparse_map_t *m;
-	size_t rootlen;
-	char *target;
-	int ret;
-
-	rootlen = root_becomes == NULL ? 0 : strlen(root_becomes);
-
-	for (;;) {
-		ret = read_header(input_file, &hdr);
-		if (ret > 0)
-			break;
-		if (ret < 0)
-			return -1;
-
-		if (hdr.mtime < 0)
-			hdr.mtime = 0;
-
-		if ((sqfs_u64)hdr.mtime > 0x0FFFFFFFFUL)
-			hdr.mtime = 0x0FFFFFFFFUL;
-
-		skip = false;
-		is_root = false;
-		is_prefixed = true;
-
-		if (hdr.name == NULL || canonicalize_name(hdr.name) != 0) {
-			fprintf(stderr, "skipping '%s' (invalid name)\n",
-				hdr.name);
-			skip = true;
-		} else if (root_becomes != NULL) {
-			if (strncmp(hdr.name, root_becomes, rootlen) == 0) {
-				if (hdr.name[rootlen] == '\0') {
-					is_root = true;
-				} else if (hdr.name[rootlen] != '/') {
-					is_prefixed = false;
-				}
-			} else {
-				is_prefixed = false;
-			}
-
-			if (is_prefixed && !is_root) {
-				memmove(hdr.name, hdr.name + rootlen + 1,
-					strlen(hdr.name + rootlen + 1) + 1);
-			}
-
-			if (is_prefixed && hdr.name[0] == '\0') {
-				fputs("skipping entry with empty name\n",
-				      stderr);
-				skip = true;
-			}
-
-			if (hdr.link_target != NULL &&
-			    (hdr.is_hard_link || !no_symlink_retarget)) {
-				target = strdup(hdr.link_target);
-				if (target == NULL) {
-					fprintf(stderr, "packing '%s': %s\n",
-						hdr.name, strerror(errno));
-					goto fail;
-				}
-
-				if (canonicalize_name(target) == 0 &&
-				    !strncmp(target, root_becomes, rootlen) &&
-				    target[rootlen] == '/') {
-					memmove(hdr.link_target,
-						target + rootlen,
-						strlen(target + rootlen) + 1);
-				}
-
-				free(target);
-			}
-		} else if (hdr.name[0] == '\0') {
-			is_root = true;
-		}
-
-		if (!is_prefixed) {
-			if (skip_entry(input_file, hdr.record_size))
-				goto fail;
-			clear_header(&hdr);
-			continue;
-		}
-
-		if (is_root) {
-			if (set_root_attribs(sqfs, &hdr))
-				goto fail;
-			clear_header(&hdr);
-			continue;
-		}
-
-		if (!skip && hdr.unknown_record) {
-			fprintf(stderr, "%s: unknown entry type\n", hdr.name);
-			skip = true;
-		}
-
-		if (!skip && hdr.sparse != NULL) {
-			offset = hdr.sparse->offset;
-			count = 0;
-
-			for (m = hdr.sparse; m != NULL; m = m->next) {
-				if (m->offset < offset) {
-					skip = true;
-					break;
-				}
-				offset = m->offset + m->count;
-				count += m->count;
-			}
-
-			if (count != hdr.record_size)
-				skip = true;
-
-			if (skip) {
-				fprintf(stderr, "%s: broken sparse "
-					"file layout\n", hdr.name);
-			}
-		}
-
-		if (skip) {
-			if (dont_skip)
-				goto fail;
-			if (skip_entry(input_file, hdr.record_size))
-				goto fail;
-
-			clear_header(&hdr);
-			continue;
-		}
-
-		if (create_node_and_repack_data(input_file, sqfs, &hdr))
-			goto fail;
-
-		clear_header(&hdr);
-	}
-
-	return 0;
-fail:
-	clear_header(&hdr);
-	return -1;
-}