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217 lines
8.4 KiB
Markdown
217 lines
8.4 KiB
Markdown
# Notes about song unlocks in Exceed 2
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Executable of v1.02, build 7th December 2004.
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A bunch of copy-pastes from IDA checking which songs can be unlocked permanently.
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## Internal song list and state structure
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```
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00000000 SongList struc ; (sizeof=0x48, mappedto_187) ; XREF: .data:songList/r
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00000000 trackNum dd ?
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00000004 ptrArtistNameKr dd ?
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00000008 ptrArtistNameEn dd ?
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0000000C ptrSongNameKr dd ? ; XREF: sub_805186E+7A/r
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0000000C ; sub_805186E+B4/r ...
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00000010 ptrSongNameEn dd ?
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00000014 ptrBpm dd ?
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00000018 channelInfo dd ?
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0000001C level dd 6 dup(?)
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00000034 enableSong db ?
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00000035 hiddenSong db ?
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00000036 enableDemoPlay db ?
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00000037 censor db ?
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00000038 pad db ?
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00000039 censorLock db ?
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0000003A enable_play db ?
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0000003B hidden_play db ?
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0000003C enableMode db 6 dup(?) ; string(C)
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00000042 enableMode_play db 6 dup(?) ; string(C)
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00000048 SongList ends
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```
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## Internal song list
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```
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.data:080890E4 ; SongList songList
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.data:080890E4 songList dd 101h ; trackNum
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.data:080890E4 ; DATA XREF: sub_8062D22+38o
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.data:080890E4 ; GetSongRealIndex+33o ...
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.data:080890E4 dd 807BC28h ; ptrArtistNameKr
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.data:080890E4 dd 807BC2Dh ; ptrArtistNameEn
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.data:080890E4 dd 807BC33h ; ptrSongNameKr
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.data:080890E4 dd 0 ; ptrSongNameEn
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.data:080890E4 dd 0 ; ptrBpm
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.data:080890E4 dd 40624000h ; channelInfo
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.data:080890E4 dd 0, 0FFFFFFFFh, 6, 0Ch, 7, 0FFFFFFFFh; level
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.data:080890E4 db 1 ; enableSong
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.data:080890E4 db 0 ; hiddenSong
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.data:080890E4 db 1 ; enableDemoPlay
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.data:080890E4 db 0 ; censor
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.data:080890E4 db 0FFh ; pad
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.data:080890E4 db 0FFh ; censorLock
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.data:080890E4 db 0FFh ; enable_play
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.data:080890E4 db 0FFh ; hidden_play
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.data:080890E4 db 0,0,0,0,0,0 ; enableMode
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.data:080890E4 db 0,0,1,0,0,0 ; enableMode_play
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.data:080890E4 dd 102h ; trackNum
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.data:080890E4 dd 807BC28h ; ptrArtistNameKr
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.data:080890E4 dd 807BC2Dh ; ptrArtistNameEn
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.data:080890E4 dd 807BC44h ; ptrSongNameKr
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.data:080890E4 dd 0 ; ptrSongNameEn
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.data:080890E4 dd 0 ; ptrBpm
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.data:080890E4 dd 40668000h ; channelInfo
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.data:080890E4 dd 0, 0FFFFFFFFh, 6, 0Ch, 7, 0Fh; level
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.data:080890E4 db 1 ; enableSong
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.data:080890E4 db 0 ; hiddenSong
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.data:080890E4 db 1 ; enableDemoPlay
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.data:080890E4 db 0 ; censor
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.data:080890E4 db 0FFh ; pad
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.data:080890E4 db 0FFh ; censorLock
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.data:080890E4 db 0FFh ; enable_play
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.data:080890E4 db 0FFh ; hidden_play
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.data:080890E4 db 0,0,0,0,0,0 ; enableMode
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.data:080890E4 db 0,0,2,0,0,0 ; enableMode_play
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...
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```
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## Settings struct first few fields
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```
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00000000 settings_struct struc ; (sizeof=0x162B, mappedto_186)
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00000000 ff_area db 1307 dup(?) ; string(C)
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0000051B unlocks_maybe db 16 dup(?) ; string(C)
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0000052B blacklist db 139 dup(?) ; string(C)
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000005B6 unkn2 db 117 dup(?) ; string(C)
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0000062B remain db 4096 dup(?) ; string(C)
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0000162B settings_struct ends
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```
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## Function that checks for song unlocks
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Located at 0x0806307E
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```
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int __usercall unlock_song@<eax>(int a1@<esi>, _DWORD *arg_0, _DWORD *songid)
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{
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int v3; // eax@1
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int v4; // ecx@1
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signed int v5; // edi@3
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int v6; // eax@6
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signed int v7; // eax@16
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signed int v8; // eax@23
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signed int v9; // eax@30
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signed int v10; // eax@37
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signed int v11; // eax@42
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int v13; // [sp+0h] [bp-18h]@3
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char result_unlocked_song; // [sp+7h] [bp-11h]@1
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result_unlocked_song = 0;
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v3 = sub_8061C62(dword_80BED54, "PLAY");
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v4 = v3 - 200696;
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if ( !v3 )
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v4 = 0;
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v5 = 0;
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v13 = v4;
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do
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{
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if ( v5 )
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{
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if ( v5 != 1 )
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goto LABEL_11;
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if ( !(dword_80BECD4 & 2) )
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goto LABEL_43;
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v6 = sub_8056E76(v13, 1);
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}
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else
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{
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if ( !(dword_80BECD4 & 1) )
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goto LABEL_43;
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v6 = sub_8056E76(v13, 0);
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}
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a1 = v6;
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LABEL_11:
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if ( currentStateCount > 2
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&& !stationCurrentlySelected // 0 = arcade station
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&& *(&songList.trackNum + 18 * sub_8062DC6(dword_80BECE4)) == 0xB13// ill give you all my love
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&& byte_80BECF5 & 2
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&& *(_DWORD *)(a1 + 456) <= 10 )
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{
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v7 = GetSongRealIndex(0xB19); // canon-d
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*arg_0 = 0;
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result_unlocked_song = 1;
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*songid = 0xB19; // canon-d
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songList.enableMode[72 * v7 + 4] = 0; // +4 mode offset = nightmare
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}
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if ( currentStateCount == 1 )
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{
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if ( stationCurrentlySelected == 1 // 1 = remix station
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&& *(&songList.trackNum + 18 * sub_8062DC6(dword_80BECDC)) == 0xB31// diva's remix
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&& *(_DWORD *)(a1 + 400) <= 20
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&& !*(_DWORD *)(a1 + 448)
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&& *(float *)(a1 + 368) >= 1.0 )
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{
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v8 = GetSongRealIndex(0xB54); // 2nd hidden remix
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*arg_0 = 3;
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result_unlocked_song = 1;
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*songid = 0xB54; // 2nd hidden remix
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songList.enableMode[72 * v8 + 4] = 0; // +4 mode offset = nightmare
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}
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if ( currentStateCount == 1 )
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{
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if ( stationCurrentlySelected == 1
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&& *(&songList.trackNum + 18 * sub_8062DC6(dword_80BECDC)) == 0xB30// deux remix
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&& *(_DWORD *)(a1 + 400) <= 20
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&& !*(_DWORD *)(a1 + 448)
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&& *(float *)(a1 + 368) >= 1.0 )
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{
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v9 = GetSongRealIndex(0xB29); // banya classic remix
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*arg_0 = 3;
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result_unlocked_song = 1;
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*songid = 0xB29; // banya classic remix
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songList.enableMode[72 * v9 + 4] = 0; // +4 mode offset = nightmare
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}
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if ( currentStateCount == 1 )
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{
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if ( stationCurrentlySelected == 1
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&& *(&songList.trackNum + 18 * sub_8062DC6(dword_80BECDC)) == 0xB29// banya classic remix
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&& *(_DWORD *)(a1 + 400) <= 20
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&& !*(_DWORD *)(a1 + 448)
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&& *(float *)(a1 + 368) >= 1.0 )
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{
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v10 = GetSongRealIndex(0xB51); // dignity full remix
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*arg_0 = 3;
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result_unlocked_song = 1;
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*songid = 0xB51; // dignity full remix
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songList.enableMode[72 * v10 + 2] = 0;// +2 mode offset = crazy
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}
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if ( currentStateCount == 1
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&& stationCurrentlySelected == 1
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&& *(&songList.trackNum + 18 * sub_8062DC6(dword_80BECDC)) == 0xB28// treme vook of the war
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&& byte_80BECED & 2 )
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{
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*(&songList.hiddenSong + 72 * GetSongRealIndex(0xB58)) = 0;// disable this song as a hidden song
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v11 = GetSongRealIndex(0xB58); // treme of the vook war another
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*arg_0 = 3;
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result_unlocked_song = 1;
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*(&songList.enableSong + 72 * v11) = 1;
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*songid = 0xB58;
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}
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}
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}
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}
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LABEL_43:
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++v5;
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}
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while ( v5 <= 1 );
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if ( result_unlocked_song )
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sub_8074CA8(9, 0);
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if ( settings->unlocks_maybe[10] == 1 && stationCurrentlySelected == 1 )
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{
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*(&songList.hiddenSong + 0x48 * GetSongRealIndex(0xB57)) = 0;// disable this song as a hidden song
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*(&songList.enableSong + 0x48 * GetSongRealIndex(0xB57)) = 1;
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if ( !result_unlocked_song )
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{
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*arg_0 = 3;
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*songid = 0xB57; // canon-d full mix
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}
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result_unlocked_song = 1;
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}
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return (unsigned __int8)result_unlocked_song;
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}
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``` |