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-rw-r--r--include/highlevel.h3
-rw-r--r--include/meta_reader.h9
2 files changed, 9 insertions, 3 deletions
diff --git a/include/highlevel.h b/include/highlevel.h
index f8c5bfb..a455234 100644
--- a/include/highlevel.h
+++ b/include/highlevel.h
@@ -50,7 +50,8 @@ int sqfs_write_table(int outfd, sqfs_super_t *super, compressor_t *cmp,
const void *data, size_t table_size, uint64_t *start);
void *sqfs_read_table(int fd, compressor_t *cmp, size_t table_size,
- uint64_t location);
+ uint64_t location, uint64_t lower_limit,
+ uint64_t upper_limit);
/*
High level helper function to serialize an entire file system tree to
diff --git a/include/meta_reader.h b/include/meta_reader.h
index 8369ad3..d5628af 100644
--- a/include/meta_reader.h
+++ b/include/meta_reader.h
@@ -15,8 +15,13 @@
typedef struct meta_reader_t meta_reader_t;
/* Create a meta data reader using a given compressor to extract data.
- Internally prints error message to stderr on failure. */
-meta_reader_t *meta_reader_create(int fd, compressor_t *cmp);
+ Internally prints error message to stderr on failure.
+
+ Start offset and limit can be specified to do bounds checking against
+ a subregion of the filesystem image.
+*/
+meta_reader_t *meta_reader_create(int fd, compressor_t *cmp,
+ uint64_t start, uint64_t limit);
void meta_reader_destroy(meta_reader_t *m);