diff options
| author | PikalaxALT <pikalaxalt@gmail.com> | 2021-05-24 09:31:37 -0400 |
|---|---|---|
| committer | PikalaxALT <pikalaxalt@gmail.com> | 2021-05-24 09:31:37 -0400 |
| commit | eb511d34eab6bdbb157a998b9aa5617b7679c242 (patch) | |
| tree | 4dc10ee87beb4bb7e5d4ba761089c373fdde0d7c /arm9/src/sav_chatot.c | |
| parent | d9808a376ee20a2e6dd57d1f272886f2ad192302 (diff) | |
Finish decomping sav_chatot
Diffstat (limited to 'arm9/src/sav_chatot.c')
| -rw-r--r-- | arm9/src/sav_chatot.c | 81 |
1 files changed, 65 insertions, 16 deletions
diff --git a/arm9/src/sav_chatot.c b/arm9/src/sav_chatot.c index f2707821..7b240a99 100644 --- a/arm9/src/sav_chatot.c +++ b/arm9/src/sav_chatot.c @@ -1,49 +1,98 @@ #include "global.h"
#include "MI_memory.h"
#include "heap.h"
-#include "save_block_2.h"
+#include "sav_chatot.h"
-struct SaveChatotSoundClip
-{
- // TODO: Fill this in
- BOOL exists;
- s8 data[1000];
-};
-
-THUMB_FUNC u32 FUN_02029EC4(void)
+THUMB_FUNC u32 Sav2_Chatot_sizeof(void)
{
return sizeof(struct SaveChatotSoundClip);
}
-THUMB_FUNC void FUN_02029ECC(struct SaveChatotSoundClip * chatot)
+THUMB_FUNC void Sav2_Chatot_init(struct SaveChatotSoundClip * chatot)
{
MIi_CpuClear32(0, chatot, sizeof(struct SaveChatotSoundClip));
chatot->exists = FALSE;
}
-THUMB_FUNC struct SaveChatotSoundClip * FUN_02029EE4(u32 heap_id)
+THUMB_FUNC struct SaveChatotSoundClip * Chatot_new(u32 heap_id)
{
struct SaveChatotSoundClip * ret = (struct SaveChatotSoundClip *)AllocFromHeap(heap_id, sizeof(struct SaveChatotSoundClip));
- FUN_02029ECC(ret);
+ Sav2_Chatot_init(ret);
return ret;
}
-THUMB_FUNC struct SaveChatotSoundClip * FUN_02029EF8(struct SaveBlock2 * sav2)
+THUMB_FUNC struct SaveChatotSoundClip * Sav2_Chatot_get(struct SaveBlock2 * sav2)
{
return (struct SaveChatotSoundClip *) SavArray_get(sav2, 22);
}
-THUMB_FUNC u32 FUN_02029F04(struct SaveChatotSoundClip * chatot)
+THUMB_FUNC BOOL Chatot_exists(struct SaveChatotSoundClip * chatot)
{
return chatot->exists;
}
-THUMB_FUNC void FUN_02029F08(struct SaveChatotSoundClip * chatot)
+THUMB_FUNC void Chatot_invalidate(struct SaveChatotSoundClip * chatot)
{
chatot->exists = FALSE;
}
-THUMB_FUNC s8 * FUN_02029F10(struct SaveChatotSoundClip * chatot)
+THUMB_FUNC s8 * Chatot_GetData(struct SaveChatotSoundClip * chatot)
{
return chatot->data;
}
+
+static inline s8 transform(u8 value)
+{
+ return (s8)(value - 8);
+}
+
+THUMB_FUNC void Chatot_Decode(s8 * dest, const s8 * data)
+{
+ s32 i;
+ s32 dest_i;
+ u8 val;
+ s8 val2;
+
+ for (dest_i = 0, i = 0; i < 1000; i++, dest_i += 2)
+ {
+ val = (u8)(data[i] & 0xF);
+ val2 = transform(val);
+ dest[dest_i + 0] = (s8)(val2 << 4);
+ val = (u8)(data[i] >> 4);
+ val2 = transform(val);
+ dest[dest_i + 1] = (s8)(val2 << 4);
+ }
+}
+
+static inline u8 untransform(s8 val)
+{
+ val /= 16;
+ return (u8)(val + 8);
+}
+
+THUMB_FUNC void Chatot_Encode(struct SaveChatotSoundClip * chatot, const s8 * data)
+{
+ s32 src_i;
+ s32 i = 0;
+ u8 val2;
+ s8 val;
+ chatot->exists = TRUE;
+
+ for (src_i = 0; src_i < 2000; src_i += 2)
+ {
+ val = data[src_i + 0];
+ val2 = untransform(val);
+ chatot->data[i] = (s8)val2;
+
+ val = data[src_i + 1];
+ val2 = untransform(val);
+ chatot->data[i] |= val2 << 4;
+
+ i++;
+ }
+}
+
+THUMB_FUNC void Chatot_copy(struct SaveChatotSoundClip * dest, const struct SaveChatotSoundClip * src)
+{
+ MIi_CpuCopyFast(src, dest, sizeof(struct SaveChatotSoundClip));
+}
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