file reading, tarfs directory listing

1 files changed, 10 insertions, 5 deletions

diff --git a/include/mercury/kernel/fs/tarfs.hpp b/include/mercury/kernel/fs/tarfs.hpp
index 41773ee..64ee481 100644
--- a/include/mercury/kernel/fs/tarfs.hpp
+++ b/include/mercury/kernel/fs/tarfs.hpp
@@ -12,9 +12,9 @@ namespace mercury::kernel::fs {
 
     storage::io_result next_node(storage::node_id_t &node);
     //name_buf must be at least 255 chars long.
-    storage::io_result read_name(storage::node_id_t node, char *name_buf, size_t &name_len_out);
+    storage::io_result read_name(storage::node_id_t node, char *name_buf, unsigned &name_len_out);
     //len <= 12
-    storage::io_result read_num(uint64_t offset, size_t len, uint64_t &out);
+    storage::io_result read_num(uint64_t offset, unsigned len, uint64_t &out);
 
   public:
     tarfs_instance(storage::block_device *bd);
@@ -25,11 +25,16 @@ namespace mercury::kernel::fs {
     storage::io_result get_next_child(
       storage::node_id_t node, storage::node_id_t &out, storage::directory_iter_t &iter) override;
     storage::io_result get_child(
-      storage::node_id_t node, storage::node_id_t &out, const char *name, size_t name_len) override;
-    storage::io_result get_name_length(storage::node_id_t node, size_t &length_out) override;
-    storage::io_result get_name(storage::node_id_t node, char *buffer, size_t &length_out) override;
+      storage::node_id_t node, storage::node_id_t &out, const char *name, unsigned name_len) override;
+    storage::io_result get_name_length(storage::node_id_t node, unsigned &length_out) override;
+    storage::io_result get_name(storage::node_id_t node, char *buffer, unsigned &length_out) override;
     storage::io_result get_file_length(storage::node_id_t node, uint64_t &length_out) override;
     storage::io_result get_file_type(storage::node_id_t node, storage::file_type &out) override;
+    storage::io_result resize_file(storage::node_id_t node, uint64_t new_length) override;
+    storage::io_result read_bytes_from_file(
+      storage::node_id_t node, uint64_t start, uint64_t count, void *into) override;
+    storage::io_result write_bytes_into_file(
+      storage::node_id_t node, uint64_t start, uint64_t count, const void *from) override;
 
   };