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fix audio crash when trying to detect BGM_DISABLED (#3150)

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This commit is contained in:
Adam Bird
2023-08-30 13:07:21 -04:00
committed by GitHub
parent 7c31eafc1e
commit bea24fcde7
2 changed files with 19 additions and 11 deletions
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24
soh/src/code/code_800EC960.c
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@@ -4659,19 +4659,25 @@ void func_800F5C2C(void) {
void Audio_PlayFanfare(u16 seqId)
{
u16 sp26;
u32 sp20;
u8* sp1C;
u8* sp18;
u16 curSeqId;
u32 outNumFonts;
u8* curFontId;
u8* requestedFontId;
sp26 = func_800FA0B4(SEQ_PLAYER_FANFARE);
sp1C = func_800E5E84(sp26 & 0xFF, &sp20);
sp18 = func_800E5E84(seqId, &sp20);
if (!sp1C || !sp18) {
curSeqId = func_800FA0B4(SEQ_PLAYER_FANFARE);
// Although seqIds are u16, there is no fanfare that is above 0xFF
// Sometimes the game will add 0x900 to a requested fanfare ID
// The `& 0xFF` here is to strip off this 0x900 and get the original fanfare ID
// when getting the sound font data for the sequence
curFontId = func_800E5E84(curSeqId & 0xFF, &outNumFonts);
requestedFontId = func_800E5E84(seqId & 0xFF, &outNumFonts);
if (!curFontId || !requestedFontId) {
// disable BGM, we're about to null deref!
D_8016B9F4 = 1;
} else {
if ((sp26 == NA_BGM_DISABLED) || (*sp1C == *sp18)) {
if ((curSeqId == NA_BGM_DISABLED) || (*curFontId == *requestedFontId)) {
D_8016B9F4 = 1;
} else {
D_8016B9F4 = 5;