start decompiling wild encounter

include/global.h

@@ -579,7 +579,7 @@ struct SaveBlock1
     /*0x2BB0*/ u16 unk2BB0[6];
     /*0x2BBC*/ u16 unk2BBC[6];
     /*0x2BC8*/ u16 unk2BC8[6];
-    /*0x2BD4*/ u16 unk2BD4[3];
+    /*0x2BD4*/ u16 unk2BD4[6];
     /*0x2BE0*/ struct MailStruct mail[16];
     /*0x2E20*/ u8 additionalPhrases[5]; // bitfield for 33 additional phrases in easy chat system
     /*0x2E25*/ u8 unk2E25[3]; // possibly padding?

include/pokeblock.h

@@ -23,6 +23,7 @@ enum
 };
 
 void ClearPokeblocks(void);
+s16 PokeblockGetGain(u8, const struct Pokeblock *);
 
 /*
 void sub_810B96C(void);
@@ -32,7 +33,6 @@ s16 GetPokeblockData(const struct Pokeblock *, u8);
 u8 sub_810C9E8(struct Pokeblock *);
 void sub_810BA7C(u8);
 bool8 PokeblockClearIfExists(u8);
-s16 PokeblockGetGain(u8, const struct Pokeblock *);
 u8 sub_810CB68(u8, u8*);
 void PokeblockCopyName(struct Pokeblock *pokeblock, u8 *dest);
 void CB2_PreparePokeblockFeedScene(void);

include/vars.h

@@ -30,6 +30,7 @@
 #define VAR_RESET_RTC_ENABLE       0x402C
 
 #define VAR_0x4037                 0x4037
+#define VAR_ALTERING_CAVE_WILD_SET 0x403E
 #define VAR_DAYS                   0x4040
 
 #define VAR_DEPT_STORE_FLOOR       0x4043

include/wild_encounter.h

@@ -0,0 +1,39 @@
+#ifndef GUARD_WILD_ENCOUNTER_H
+#define GUARD_WILD_ENCOUNTER_H
+
+struct WildPokemon
+{
+    u8 minLevel;
+    u8 maxLevel;
+    u16 species;
+};
+
+struct WildPokemonInfo
+{
+    u8 encounterRate;
+    const struct WildPokemon *wildPokemon;
+};
+
+struct WildPokemonHeader
+{
+    u8 mapGroup;
+    u8 mapNum;
+    const struct WildPokemonInfo *landMonsInfo;
+    const struct WildPokemonInfo *waterMonsInfo;
+    const struct WildPokemonInfo *rockSmashMonsInfo;
+    const struct WildPokemonInfo *fishingMonsInfo;
+};
+
+extern const struct WildPokemonHeader gWildMonHeaders[];
+
+void DisableWildEncounters(bool8 disabled);
+bool8 StandardWildEncounter(u16 a, u16 b);
+void ScrSpecial_RockSmashWildEncounter(void);
+bool8 SweetScentWildEncounter(void);
+bool8 DoesCurrentMapHaveFishingMons(void);
+void FishingWildEncounter(u8 rod);
+u16 GetLocalWildMon(bool8 *isWaterMon);
+u16 GetLocalWaterMon(void);
+bool8 UpdateRepelCounter(void);
+
+#endif // GUARD_WILD_ENCOUNTER_H