1 files changed, 95 insertions, 0 deletions
diff --git a/arm9/lib/include/SND_bank.h b/arm9/lib/include/SND_bank.h
new file mode 100644
index 00000000..b9000d57
--- /dev/null
+++ b/arm9/lib/include/SND_bank.h
@@ -0,0 +1,95 @@
+#ifndef GUARD_SND_BANK_H
+#define GUARD_SND_BANK_H
+
+#include "global.h"
+
+#include "SND_main.h"
+
+#define SND_INST_ILLEGAL    0
+#define SND_INST_PCM        1
+#define SND_INST_PSG        2
+#define SND_INST_NOISE      3
+#define SND_INST_DIRECTPCM  4
+#define SND_INST_DUMMY      5
+#define SND_INST_DRUM_TABLE 16
+#define SND_INST_KEY_SPLIT  17
+
+#define SND_BANK_MAX_WAVEARC 4
+#define SND_INST_MAX_KEYSPLIT 8
+
+#define SND_INST_OFFSET_TYPE(off) ((u8)off)
+#define SND_INST_OFFSET_NORMAL(bank, off) ((struct SNDInstParam *)((u8 *)bank + (u32)(off >> 8)))
+#define SND_INST_OFFSET_DRUMS(bank, off) ((struct SNDDrumSet *)((u8 *)bank + (u32)(off >> 8)))
+#define SND_INST_OFFSET_KEYSPL(bank, off) ((struct SNDKeySplit *)((u8 *)bank + (u32)(off >> 8)))
+
+struct SNDWaveArc;
+
+struct SNDWaveArcLink {
+    struct SNDWaveArc *waveArc;             // 0x0
+    struct SNDWaveArcLink *waveArcLLnext;   // 0x4
+};  // size = 0x8
+
+struct SNDBankData {
+    struct SNDBinaryFileHeader fileHeader;                      // 0x00
+    struct SNDBinaryBlockHeader blockHeader;                    // 0x10
+    struct SNDWaveArcLink waveArcLinks[SND_BANK_MAX_WAVEARC];   // 0x18
+    u32 instCount;                                              // 0x38
+    u32 instOffsets[];                                          // 0x3C
+};  // size = 0x40
+
+struct SNDWaveArc {
+    struct SNDBinaryFileHeader fileHeader;      // 0x00
+    struct SNDBinaryBlockHeader blockHeader;    // 0x10
+    struct SNDWaveArcLink *waveArcLLHead;       // 0x18
+    u8 unk_1C[28];                              // 0x1C
+    u32 waveCount;                              // 0x38
+    u32 waveOffsets[];                          // 0x3C
+};  // size = 0x3C
+
+struct SNDInstParam {
+    u16 wave[2];    // 0x0
+    u8 rootKey;     // 0x4
+    u8 envAttack;   // 0x5
+    u8 envDecay;    // 0x6
+    u8 envSustain;  // 0x7
+    u8 envRelease;  // 0x8
+    u8 pan;         // 0x9
+};  // size = 0xA
+
+struct SNDInstData {
+    u8 type;                    // 0x0
+    u8 unk_1;                   // 0x1
+    struct SNDInstParam param;  // 0x2
+};  // size = 0xC
+
+struct SNDKeySplit {
+    u8 key[SND_INST_MAX_KEYSPLIT];      // 0x0
+    struct SNDInstData instruments[];   // 0x8
+};  // size = 0x8
+
+struct SNDDrumSet {
+    u8 minKey;
+    u8 maxKey;
+    struct SNDInstData instruments[];
+};  // size = 0x2
+
+struct SNDInstPos {
+    u32 program;    // 0x0
+    u32 index;      // 0x4
+};  // size = 0x8
+
+struct SNDWaveData {
+    struct SNDWaveParam param;  // 0x0
+    u8 sampleData[];            // 0xC
+};  // size = 0xC
+
+void SND_AssignWaveArc(struct SNDBankData *bankData, s32 index, struct SNDWaveArc *waveArc);
+void SND_DestroyBank(struct SNDBankData *bankData);
+void SND_DestroyWaveArc(struct SNDWaveArc *waveArc);
+struct SNDInstPos SND_GetFirstInstDataPos(const struct SNDBankData *bankData);
+BOOL SND_GetNextInstData(const struct SNDBankData *bankData, struct SNDInstData *instData, struct SNDInstPos *instPos);
+u32 SND_GetWaveDataCount(const struct SNDWaveArc *waveArc);
+void SND_SetWaveDataAddress(struct SNDWaveArc *waveArc, s32 index, const struct SNDWaveData *waveData);
+const struct SNDWaveData *SND_GetWaveDataAddress(const struct SNDWaveArc *waveArc, s32 index);
+
+#endif // GUARD_SND_BANK_H