1 files changed, 55 insertions, 30 deletions

diff --git a/include/save.h b/include/save.h
index 976af77c6..3feaa1f3d 100644
--- a/include/save.h
+++ b/include/save.h
@@ -3,47 +3,72 @@
 
 struct SaveSectionLocation
 {
-	void *data;
-	u16 size;
+    void *data;
+    u16 size;
 };
 
 struct SaveSection
 {
-	u8 data[0xFF4];
-	u16 id;
-	u16 checksum;
-	u32 unknown;
-	u32 counter;
-};
+    u8 data[0xFF4];
+    u16 id;
+    u16 checksum;
+    u32 security;
+    u32 counter;
+}; // size is 0x1000
 
+// headless save section?
 struct UnkSaveSection
 {
-	u8 data[0xFF4];
-	u32 unknown;
+    u8 data[0xFF4];
+    u32 security;
+}; // size is 0xFF8
+
+// Ruby/Sapphire's save data is Flash 128K, which is 32 save sectors.
+#define NUM_SECTORS 32 // defined in agb_flash but not in a header
+
+#define UNKNOWN_CHECK_VALUE 0x8012025
+
+// SetDamagedSectorBits states
+enum
+{
+    ENABLE,
+    DISABLE,
+    CHECK // unused
+};
+
+// Do save types
+enum
+{
+    NORMAL_SAVE,
+    LINK_SAVE,
+    EREADER_SAVE, // mossdeep event
+    HOF_SAVE,
+    DIFFERENT_FILE_SAVE,
+    HOF_DELETE_SAVE // unused
 };
 
 void ClearSaveData(void);
-void sub_81251B8(void);
-bool32 sub_81251D4(u8 op, u8 bit);
-u8 save_write_to_flash(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_81252D8(u16, struct SaveSectionLocation *);
-u8 sub_81253C8(u8 sector, u8 *data, u16 size);
-u8 sub_8125440(u8, u8 *);
-u32 sub_812546C(struct SaveSectionLocation *a1);
-u32 sub_81254C8(struct SaveSectionLocation *a1);
-u8 sub_812550C(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_812556C(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_81255B8(u16, struct SaveSectionLocation *);
-u8 sub_8125758(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_81257F0(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_812587C(u16 a1, struct SaveSectionLocation *a2);
-u8 sub_81258BC(u16, struct SaveSectionLocation *);
-u8 sub_8125974(struct SaveSectionLocation *);
+void ResetSaveCounters(void);
+bool32 ManipulateSectorBits(u8 op, u8 bit);
+u8 save_write_to_flash(u16 a1, const struct SaveSectionLocation *a2);
+u8 HandleWriteSector(u16, const struct SaveSectionLocation *);
+u8 HandleWriteSectorNBytes(u8 sector, u8 *data, u16 size);
+u8 TryWriteSector(u8, u8 *);
+u32 RestoreSaveBackupVarsAndIncrement(const struct SaveSectionLocation *location);
+u32 RestoreSaveBackupVars(const struct SaveSectionLocation *location);
+u8 sub_812550C(u16 a1, const struct SaveSectionLocation *location);
+u8 sub_812556C(u16 a1, const struct SaveSectionLocation *location);
+u8 sub_81255B8(u16, const struct SaveSectionLocation *location);
+u8 sub_8125758(u16 a1, const struct SaveSectionLocation *location);
+u8 sub_81257F0(u16 a1, const struct SaveSectionLocation *location);
+u8 sub_812587C(u16 a1, const struct SaveSectionLocation *location);
+u8 sub_81258BC(u16, const struct SaveSectionLocation *location);
+u8 GetSaveValidStatus(const struct SaveSectionLocation *location);
 u8 sub_8125B88(u8 a1, u8 *data, u16 size);
-u8 sub_8125BF8(u8, struct SaveSection *);
-u16 sub_8125C10(void *, u16);
-u8 sub_8125C3C(u8 a1);
-u8 sub_8125D44(u8 a1);
+u8 DoReadFlashWholeSection(u8, struct SaveSection *);
+u16 CalculateChecksum(void *, u16);
+u8 HandleSavingData(u8 saveType);
+u8 TrySavingData(u8 saveType);
 u8 sub_8125D80(void);
 bool8 sub_8125DA8(void);
 u8 sub_8125DDC(void);