From 87cb3ef8451f6e6dc0f642d22f5335c1c4f4b064 Mon Sep 17 00:00:00 2001
From: Treeki <treeki@gmail.com>
Date: Thu, 27 Sep 2012 06:08:02 +0200
Subject: a tiny bit of savefile RE, and default world stuff in the savefile

---
 fileselect.yaml  |  1 +
 include/game.h   | 25 +++++++++++++++++++++++++
 src/fileselect.S | 29 +++++++++++++++++++++++++++++
 3 files changed, 55 insertions(+)

diff --git a/fileselect.yaml b/fileselect.yaml
index 90c18f9..eb8c107 100644
--- a/fileselect.yaml
+++ b/fileselect.yaml
@@ -147,6 +147,7 @@ hooks:
   - {name: DFNiceTitle, type: branch_insn, branch_type: bl, src_addr_pal: 0x8077D044, target_func: 'DFNiceTitle'}
   - {name: DFNiceWorldName, type: branch_insn, branch_type: bl, src_addr_pal: 0x8077DA10, target_func: 'DFNiceWorldName'}
 
+  - {name: DefaultSavefileInfo, type: branch_insn, branch_type: b, src_addr_pal: 0x800CE100, target_func: 'DefaultSavefileInfo'}
 #  - {name: FSDebugStates, type: add_func_pointer, src_addr_pal: 0x80943E38, target_func: 'FSDebugStates'}
 
 
diff --git a/include/game.h b/include/game.h
index 32b3a1d..071d93e 100755
--- a/include/game.h
+++ b/include/game.h
@@ -153,6 +153,31 @@ bool IsWideScreen();
 #define COND_SGNORMAL 0x80
 #define COND_SGSECRET 0x100
 
+
+// All of these are set by "SetWorldCompleteionBitfield" (I didn't name it)
+// at 801028D0. It's called by ScStage so it doesn't depend on Nintendo maps.
+
+#define SAVE_BIT_EXISTS_MAYBE 1
+
+// Controls whether you can QUICK SAVE or not. 
+// Set if 8-Castle is complete.
+#define SAVE_BIT_GAME_COMPLETE 2
+
+// Set when all exits are complete.
+// This is defined by "ReturnWhetherConditionMaskIsValid" / "SetSomeConditionShit"
+// TODO: Need to RE and fix this for Newer...
+#define SAVE_BIT_ALL_EXITS 4
+
+// Set when all star coins in worlds 1-8 are obtained.
+// Valid levels are chosen by the condition crap as above.
+#define SAVE_BIT_ALL_STAR_COINS 8
+
+#define SAVE_BIT_ALL_STAR_COINS_W9 0x10
+
+// Set when, well... EVERYTHING is done.
+#define SAVE_BIT_EVERYTHING_TRULY_DONE 0x20
+
+
 class SaveFirstBlock {
 public:
 	char titleID[4];			// 0x00
diff --git a/src/fileselect.S b/src/fileselect.S
index 16a1047..6ee1c39 100644
--- a/src/fileselect.S
+++ b/src/fileselect.S
@@ -247,6 +247,22 @@ FSDebugStates:
 	addi r1, r1, 0x10
 	blr
 
+.global DefaultSavefileInfo
+DefaultSavefileInfo:
+	addi r4, r3, 0x6FC
+	lis r5, DefaultSavefileInfoData@h
+	ori r5, r5, DefaultSavefileInfoData@l
+	lis r6, DefaultSavefileInfoDataEnd@h
+	ori r6, r6, DefaultSavefileInfoDataEnd@l
+DSFICopyLoop:
+	lwz r7, 0(r5)
+	stw r7, 0(r4)
+	addi r4, r4, 4
+	addi r5, r5, 4
+	cmpw r5, r6
+	blt DSFICopyLoop
+	blr
+
 .align 4
 
 .data
@@ -281,3 +297,16 @@ ConvertedWorldName:
 .short 0,0,0,0,0,0,0,0,0,0,0,0 # 12
 .short 0,0,0,0,0,0,0,0,0,0,0,0 # 12
 
+.align 4
+DefaultSavefileInfoData:
+.string "Yoshi's Island" #15
+.byte 0,0,0,0,0,0,0,0,0,0,0 # 11
+.byte 0,0,0,0,0,0,0,0,0,0 # 10
+.long 0xFFFF99FF,0x1FB423FF
+.long 0x173714FF,0x3C9135FF
+.long 0xFFFF99FF,0x1FB423FF
+.short 0x75,0x2E,0xB
+.byte 0,0
+
+DefaultSavefileInfoDataEnd:
+.long 0
-- 
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