fs.mitm: add OpenDataStorageWithProgramIndex support (theoretically, closes #1250)

stratosphere/ams_mitm/source/fs_mitm/fs_shim.c

@@ -51,6 +51,20 @@ Result fsOpenDataStorageByDataIdFwd(Service* s, FsStorage* out, u64 data_id, Ncm
     );
 }
 
+Result fsOpenDataStorageWithProgramIndexFwd(Service* s, FsStorage* out, u8 program_index) {
+    return serviceDispatchIn(s, 205, program_index,
+        .out_num_objects = 1,
+        .out_objects = &out->s,
+    );
+}
+
+Result fsRegisterProgramIndexMapInfoFwd(Service* s, const void *buf, size_t buf_size, s32 count) {
+    return serviceDispatchIn(s, 810, count,
+        .buffer_attrs = { SfBufferAttr_HipcMapAlias | SfBufferAttr_In },
+        .buffers = { { buf, buf_size } },
+    );
+}
+
 Result fsOpenSaveDataFileSystemFwd(Service* s, FsFileSystem* out, FsSaveDataSpaceId save_data_space_id, const FsSaveDataAttribute *attr) {
     const struct {
         u8 save_data_space_id;