More preparation for iso9660

1 files changed, 31 insertions, 2 deletions

diff --git a/src/kernel/fs/iso9660.c b/src/kernel/fs/iso9660.c
index 8780c32..60e9a81 100644
--- a/src/kernel/fs/iso9660.c
+++ b/src/kernel/fs/iso9660.c
@@ -2,9 +2,38 @@
 
 #include <fs/iso9660.h>
 
+static bool iso9660_make(fs_handle_t *source, const char* opts, fs_t *t);
+static bool iso9660_detect(fs_handle_t *source);
+
+static fs_driver_ops_t iso9660_driver_ops = {
+	.make = iso9660_make,
+	.detect = iso9660_detect,
+};
+
 void register_iso9660_driver() {
-	dbg_printf("Not implemented ISO9660.\n");
-	// TODO
+	ASSERT(sizeof(iso9660_vdt_entry_t) == 2048);
+	ASSERT(sizeof(iso9660_dr_t) == 34);
+
+	register_fs_driver("iso9660", &iso9660_driver_ops);
+}
+
+// ============================== //
+// FILESYSTEM DETECTION AND SETUP //
+// ============================== //
+
+static bool iso9660_detect(fs_handle_t *source) {
+	stat_t st;
+	if (!file_stat(source, &st)) return false;
+	if ((st.type & FT_BLOCKDEV) != 0) return false;
+
+	uint32_t block_size = file_ioctl(source, IOCTL_BLOCKDEV_GET_BLOCK_SIZE, 0);
+	if (block_size != 2048) return false;
+
+	return false;	// TODO
+}
+
+static bool iso9660_make(fs_handle_t *source, const char* opts, fs_t *t) {
+	return false; // TODO
 }
 
 /* vim: set ts=4 sw=4 tw=0 noet :*/