1 files changed, 44 insertions, 3 deletions
diff --git a/src/e2e.h b/src/e2e.h
index 72ba8a2..960aa3e 100644
--- a/src/e2e.h
+++ b/src/e2e.h
@@ -1,10 +1,13 @@
 #include <inttypes.h>
+#include <uthash.h>
 #include "eli.h"
 
 #define errorf(fmt, ...) (fprintf(stderr, fmt, ##__VA_ARGS__))
 
-#define IMAGE_FUNDUS    0x02010201
-#define IMAGE_TOMOGRAM  0x02200201
+#define E2E_NONE 0xffffffff
+
+#define E2E_IMAGE_FUNDUS    0x02010201
+#define E2E_IMAGE_TOMOGRAM  0x02200201
 
 struct e2e_image {
 	size_t size, width, height;
@@ -16,7 +19,7 @@ struct e2e_image {
 	};
 };
 
-#define CHUNK_IMAGE  0x40000000
+#define E2E_CHUNK_IMAGE  0x40000000
 
 struct e2e_chunk {
 	const char *origin;
@@ -56,11 +59,49 @@ struct e2e_directory {
 	eli_header data_list;
 };
 
+struct e2e_slice {
+	int id;
+
+	struct e2e_image *image;
+
+	UT_hash_handle hh;
+};
+
+struct e2e_series {
+	int id;
+
+	struct e2e_slice *slices;
+
+	UT_hash_handle hh;
+};
+
+struct e2e_study {
+	int id;
+
+	struct e2e_series *series;
+
+	UT_hash_handle hh;
+};
+
+struct e2e_patient {
+	int id; // FIXME: hopefully this doesn't overflow...
+
+	struct e2e_study *studies;
+
+	UT_hash_handle hh;
+};
+
 struct e2e_data {
+	// file buffer
 	const char *start, *end;
 
+	// E2E structure
 	struct e2e_directory *dirs;
+
+	// logical structure
+	struct e2e_patient *patients;
 };
 
+
 int e2e_read(struct e2e_data *data, const char *start, const char *end);
 void e2e_destroy(struct e2e_data *data);