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#include "global.h"
#include "battle.h"
#include "pokemon.h"
#include "rng.h"
extern u8 sub_8015A98(u8, u8, u8);
extern u8 battle_side_get_owner(u8);
extern u32 battle_get_per_side_status(u8);
extern u16 gUnknown_020239F8;
extern u8 gUnknown_02024A60;
extern u8 gUnknown_02024C07;
extern u8 gUnknown_02024C08;
extern u8 gUnknown_02024C0C;
extern u16 gUnknown_02024C34[];
extern u8 *gUnknown_02039238;
extern u16 gTrainerBattleOpponent;
extern struct Trainer gTrainers[];
extern u32 gBitTable[];
extern u8 *BattleAIs[];
extern struct BattlePokemon gBattleMons[];
extern void (*gBattleAICmdTable[])(void);
struct UnknownStruct1
{
u16 unk0[2][8];
u8 unk20[2];
u8 unk22[2];
u16 items[4];
u8 unk8;
};
struct UnknownStruct2
{
u8 unk0;
u8 unk1;
u16 unk2;
u8 unk4[4];
u8 filler8[4];
u32 aiFlags;
u8 unk10;
u8 unk11;
u8 filler12[6];
u8 unk18[4];
};
struct UnknownStruct3
{
u8 filler0[0x20];
u8 unk20;
};
extern struct UnknownStruct2 unk_2016800;
extern struct UnknownStruct1 unk_2016A00;
extern struct UnknownStruct3 unk_2016C00;
void sub_810715C(void);
void sub_8107374(void);
void sub_810745C(void);
void sub_81070D4(void)
{
s32 i;
u8 *data = (u8 *)&unk_2016A00;
for(i = 0; (u32)i < 48; i++)
data[i] = 0;
if((gUnknown_020239F8 & 8) && gTrainerBattleOpponent != 0x400 && !(gUnknown_020239F8 & 0x982))
{
for(i = 0; i < 4; i++)
{
if(gTrainers[gTrainerBattleOpponent].items[i] != 0)
{
unk_2016A00.items[unk_2016A00.unk8] = gTrainers[gTrainerBattleOpponent].items[i];
unk_2016A00.unk8++;
}
}
}
sub_810715C();
}
void sub_810715C(void)
{
s32 i;
u8 *data = (u8 *)&unk_2016800;
u8 r7;
for(i = 0; (u32)i < 28; i++)
data[i] = 0;
for(i = 0; i < 4; i++)
unk_2016800.unk4[i] = 100;
r7 = sub_8015A98(gUnknown_02024A60, 0, 0xFF);
for(i = 0; i < 4; i++)
{
u16 rand;
if(gBitTable[i] & r7)
unk_2016800.unk4[i] = 0;
rand = Random();
unk_2016800.unk18[i] = 100 - (rand & 0xF);
}
unk_2016C00.unk20 = 0;
gUnknown_02024C07 = gUnknown_02024A60;
if(gUnknown_020239F8 & 1)
{
gUnknown_02024C08 = Random() & 2;
if(gUnknown_02024C0C & gBitTable[gUnknown_02024C08])
gUnknown_02024C08 ^= 2;
}
else
gUnknown_02024C08 = gUnknown_02024A60 ^ 1;
if(gUnknown_020239F8 & 0x80)
unk_2016800.aiFlags = 0x40000000;
else if(gUnknown_020239F8 & 0x400)
unk_2016800.aiFlags = 0x20000000;
else if(gUnknown_020239F8 & 0x10)
unk_2016800.aiFlags = 0x80000000;
else
unk_2016800.aiFlags = gTrainers[gTrainerBattleOpponent].aiFlags;
}
u8 sub_81072A8(void)
{
u8 arr1[4];
u8 arr2[4];
u8 r5;
s32 i;
sub_810745C();
while(unk_2016800.aiFlags != 0)
{
if(unk_2016800.aiFlags & 1)
{
unk_2016800.unk0 = 0;
sub_8107374();
}
unk_2016800.aiFlags >>= 1;
unk_2016800.unk11++;
unk_2016800.unk1 = 0;
}
if(unk_2016800.unk10 & 2)
return 4;
if(unk_2016800.unk10 & 4)
return 5;
r5 = 1;
arr1[0] = unk_2016800.unk4[0];
arr2[0] = 0;
for(i = 1; i < 4; i++)
{
if(arr1[0] < (s8)unk_2016800.unk4[i])
{
r5 = 1;
arr1[0] = unk_2016800.unk4[i];
arr2[0] = i;
}
if(arr1[0] == (s8)unk_2016800.unk4[i])
{
arr1[r5] = unk_2016800.unk4[i];
arr2[r5++] = i;
}
}
return arr2[Random() % r5];
}
void sub_8107374(void)
{
while(unk_2016800.unk0 != 2)
{
switch(unk_2016800.unk0)
{
case 3: //Needed to match.
break;
case 0:
gUnknown_02039238 = BattleAIs[unk_2016800.unk11];
if(gBattleMons[gUnknown_02024C07].pp[unk_2016800.unk1] == 0)
{
unk_2016800.unk2 = 0;
}
else
{
unk_2016800.unk2 = gBattleMons[gUnknown_02024C07].moves[unk_2016800.unk1];
}
unk_2016800.unk0++;
break;
case 1:
if(unk_2016800.unk2 != 0)
gBattleAICmdTable[*(u8 *)gUnknown_02039238](); //weird...
else
{
unk_2016800.unk4[unk_2016800.unk1] = 0;
unk_2016800.unk10 |= 1;
}
if(unk_2016800.unk10 & 1)
{
unk_2016800.unk1++;
if(unk_2016800.unk1 < 4 && !(unk_2016800.unk10 & 8))
unk_2016800.unk0 = 0;
else
unk_2016800.unk0++;
unk_2016800.unk10 &= 0xFE;
}
break;
}
}
}
#ifdef NONMATCHING
void sub_810745C(void)
{
s32 i;
for(i = 0; i < 8; i++)
{
if(unk_2016A00.unk0[gUnknown_02024C08 / 2][i] == 0)
{
//gUnknown_02024C34[gUnknown_02024C08] += 0;
unk_2016A00.unk0[gUnknown_02024C08 / 2][i] = gUnknown_02024C34[gUnknown_02024C08];
return;
}
}
}
#else
__attribute__((naked))
void sub_810745C(void)
{
asm(".syntax unified\n\
push {r4-r6,lr}\n\
movs r2, 0\n\
ldr r3, _08107488 @ =gUnknown_02024C08\n\
ldr r5, _0810748C @ =0x02016a00\n\
ldr r6, _08107490 @ =gUnknown_02024C34\n\
adds r4, r3, 0\n\
_08107468:\n\
lsls r0, r2, 1\n\
ldrb r1, [r4]\n\
lsrs r1, 1\n\
lsls r1, 4\n\
adds r0, r1\n\
adds r1, r0, r5\n\
ldrh r0, [r1]\n\
cmp r0, 0\n\
bne _08107494\n\
ldrb r0, [r3]\n\
lsls r0, 1\n\
adds r0, r6\n\
ldrh r0, [r0]\n\
strh r0, [r1]\n\
b _0810749A\n\
.align 2, 0\n\
_08107488: .4byte gUnknown_02024C08\n\
_0810748C: .4byte 0x02016a00\n\
_08107490: .4byte gUnknown_02024C34\n\
_08107494:\n\
adds r2, 0x1\n\
cmp r2, 0x7\n\
ble _08107468\n\
_0810749A:\n\
pop {r4-r6}\n\
pop {r0}\n\
bx r0\n\
.syntax divided");
}
#endif
void unref_sub_81074A0(u8 a)
{
s32 i;
for(i = 0; i < 8; i++)
unk_2016A00.unk0[a / 2][i] = 0;
}
void sub_81074C4(u8 a, u8 b)
{
if(battle_side_get_owner(a) == 0)
unk_2016A00.unk20[battle_get_per_side_status(a) % 2] = b;
}
void sub_81074F8(u8 a, u8 b)
{
if(battle_side_get_owner(a) == 0)
unk_2016A00.unk22[battle_get_per_side_status(a) % 2] = b;
}
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