Cleanup: libsqfs: sqfs_dir_reader_find_by_path

Split out several repated patterns into helper functions and move the
rest of the code back into dir_reader.c

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

1 files changed, 0 insertions, 82 deletions

diff --git a/lib/sqfs/dir_reader/find_by_path.c b/lib/sqfs/dir_reader/find_by_path.c
deleted file mode 100644
index 0cd800f..0000000
--- a/lib/sqfs/dir_reader/find_by_path.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* SPDX-License-Identifier: LGPL-3.0-or-later */
-/*
- * find_by_path.c
- *
- * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
- */
-#define SQFS_BUILDING_DLL
-#include "internal.h"
-
-int sqfs_dir_reader_find_by_path(sqfs_dir_reader_t *rd,
-				 const sqfs_inode_generic_t *start,
-				 const char *path, sqfs_inode_generic_t **out)
-{
-	sqfs_inode_generic_t *inode;
-	sqfs_dir_entry_t *ent;
-	const char *ptr;
-	int ret = 0;
-
-	if (start == NULL) {
-		ret = sqfs_dir_reader_get_root_inode(rd, &inode);
-	} else {
-		inode = alloc_flex(sizeof(*inode), 1,
-				   start->payload_bytes_used);
-		if (inode == NULL) {
-			ret = SQFS_ERROR_ALLOC;
-		} else {
-			memcpy(inode, start,
-			       sizeof(*start) + start->payload_bytes_used);
-		}
-	}
-
-	if (ret)
-		return ret;
-
-	while (*path != '\0') {
-		if (*path == '/') {
-			while (*path == '/')
-				++path;
-			continue;
-		}
-
-		ret = sqfs_dir_reader_open_dir(rd, inode, 0);
-		free(inode);
-		if (ret)
-			return ret;
-
-		ptr = strchr(path, '/');
-		if (ptr == NULL) {
-
-			if (ptr == NULL) {
-				for (ptr = path; *ptr != '\0'; ++ptr)
-					;
-			}
-		}
-
-		do {
-			ret = sqfs_dir_reader_read(rd, &ent);
-			if (ret < 0)
-				return ret;
-
-			if (ret == 0) {
-				ret = strncmp((const char *)ent->name,
-					      path, ptr - path);
-				if (ret == 0)
-					ret = ent->name[ptr - path];
-				free(ent);
-			}
-		} while (ret < 0);
-
-		if (ret > 0)
-			return SQFS_ERROR_NO_ENTRY;
-
-		ret = sqfs_dir_reader_get_inode(rd, &inode);
-		if (ret)
-			return ret;
-
-		path = ptr;
-	}
-
-	*out = inode;
-	return 0;
-}