cleaned up code structure a bit

1 files changed, 27 insertions, 0 deletions

diff --git a/src/engine/e_datafile.h b/src/engine/e_datafile.h
new file mode 100644
index 00000000..7cc7b209
--- /dev/null
+++ b/src/engine/e_datafile.h
@@ -0,0 +1,27 @@
+/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */
+
+/* raw datafile access */
+typedef struct DATAFILE_t DATAFILE;
+
+/* read access */
+DATAFILE *datafile_load(const char *filename);
+DATAFILE *datafile_load_old(const char *filename);
+void *datafile_get_data(DATAFILE *df, int index);
+int datafile_get_datasize(DATAFILE *df, int index);
+void datafile_unload_data(DATAFILE *df, int index);
+void *datafile_get_item(DATAFILE *df, int index, int *type, int *id);
+int datafile_get_itemsize(DATAFILE *df, int index);
+void datafile_get_type(DATAFILE *df, int type, int *start, int *num);
+void *datafile_find_item(DATAFILE *df, int type, int id);
+int datafile_num_items(DATAFILE *df);
+int datafile_num_data(DATAFILE *df);
+void datafile_unload(DATAFILE *df);
+
+int datafile_crc(const char *filename);
+
+/* write access */
+typedef struct DATAFILE_OUT_t DATAFILE_OUT;
+DATAFILE_OUT *datafile_create(const char *filename);
+int datafile_add_data(DATAFILE_OUT *df, int size, void *data);
+int datafile_add_item(DATAFILE_OUT *df, int type, int id, int size, void *data);
+int datafile_finish(DATAFILE_OUT *df);