Added filesystem module, tests and implementation for it in emulator.

common/filesystem/filesystem.c

@@ -0,0 +1,38 @@
+#include "filesystem.h"
+#include "ll_filesystem.h"
+
+bool filesystem_init() {
+	return ll_filesystem_init();
+}
+
+DIRECTORY_STRUCT* filesystem_dir_open(const char* path) {
+	return ll_filesystem_dir_open(path);
+}
+
+void filesystem_dir_close(DIRECTORY_STRUCT* dir) {
+	filesystem_dir_close(dir);
+}
+
+FILE_HANDLE* filesystem_file_open(const char* filename) {
+	return ll_filesystem_file_open(filename);
+}
+
+void filesystem_file_close(FILE_HANDLE* handle) {
+	ll_filesystem_file_close(handle);
+}
+
+FILE_STATUS filesystem_file_seek(FILE_HANDLE* handle, uint32_t offset) {
+	return ll_filesystem_file_seek(handle,offset);
+}
+
+FILE_STATUS filesystem_file_read(FILE_HANDLE* handle, uint8_t* buf, uint32_t size) {
+	return ll_filesystem_file_read(handle,buf,size);
+}
+
+FILE_STATUS filesystem_file_write(FILE_HANDLE* handle, uint8_t* buf, uint32_t size) {
+	return ll_filesystem_file_write(handle,buf,size);
+}
+
+
+
+