Decompile z_elf_message.c (1 non matching left)

1 files changed, 164 insertions, 6 deletions

diff --git a/src/code/z_elf_message.c b/src/code/z_elf_message.c
index dabceae8c..3828c6823 100644
--- a/src/code/z_elf_message.c
+++ b/src/code/z_elf_message.c
@@ -1,14 +1,172 @@
 #include <ultra64.h>
 #include <global.h>
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006BBC0.s")
+// TODO: use macros to define elf messages once the format is fully documented
+ElfMessage sChildSariaMsgs[] = {
+    { 0x66, 0x00, 0x03, 0x00 }, { 0x00, 0x37, 0x61, 0x00 }, { 0xE0, 0x00, 0x64, 0x00 }, { 0x00, 0x25, 0x62, 0x00 },
+    { 0x00, 0x37, 0x63, 0x00 }, { 0x00, 0x43, 0x65, 0x00 }, { 0x06, 0x30, 0x66, 0x66 }, { 0x06, 0x30, 0x66, 0x67 },
+    { 0x06, 0x30, 0x66, 0x68 }, { 0x06, 0x20, 0x67, 0x65 }, { 0x06, 0x30, 0x68, 0x69 }, { 0x06, 0x30, 0x68, 0x6A },
+    { 0xE0, 0x00, 0x69, 0x00 },
+};
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006BE88.s")
+ElfMessage sAdultSariaMsgs[] = {
+    { 0x06, 0x30, 0x6A, 0x66 }, { 0x06, 0x30, 0x6B, 0x67 }, { 0x06, 0x30, 0x6B, 0x68 },
+    { 0x06, 0x30, 0x6C, 0x69 }, { 0x06, 0x30, 0x6C, 0x6A }, { 0xE0, 0x00, 0x6D, 0x00 },
+};
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006BF1C.s")
+#ifdef NON_MATCHING
+// minor ordering and regalloc differences
+u32 ElfMessage_CheckCondition(ElfMessage* msg) {
+    u16 temp;
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006C0FC.s")
+    switch (msg->byte0 & 0x1E) {
+        case 0:
+            temp = 1 << (msg->byte1 & 0x0F);
+            return ((msg->byte0 & 1) == 1) == !!(gSaveContext.event_chk_inf[(msg->byte1 & 0xF0) >> 4] & temp);
+        case 2:
+            return ((msg->byte0 & 1) == 1) ==
+                   !!(gBitFlags[msg->byte1 - ITEM_KEY_BOSS] & gSaveContext.dungeon_items[gSaveContext.dungeon_index]);
+        case 4:
+            return ((msg->byte0 & 1) == 1) == (msg->byte3 == INV_CONTENT(msg->byte1));
+        case 6:
+            switch (msg->byte1 & 0xF0) {
+                case 0x00:
+                    return ((msg->byte0 & 1) == 1) == ((msg->byte1 & 0x0F) == CUR_UPG_VALUE(UPG_STRENGTH));
+                case 0x10:
+                    return ((msg->byte0 & 1) == 1) ==
+                           !!((gBitFlags[msg->byte3 - ITEM_BOOTS_KOKIRI] << gEquipShifts[EQUIP_BOOTS]) &
+                              gSaveContext.equipment);
+                case 0x20:
+                    return ((msg->byte0 & 1) == 1) ==
+                           !!(gBitFlags[msg->byte3 - ITEM_SONG_MINUET + 6] & gSaveContext.quest_items);
+                case 0x30:
+                    return ((msg->byte0 & 1) == 1) ==
+                           !!(gBitFlags[msg->byte3 - ITEM_MEDALLION_FOREST] & gSaveContext.quest_items);
+                case 0x40:
+                    return ((msg->byte0 & 1) == 1) == !!gSaveContext.magic_acquired;
+            }
+    }
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006C2B0.s")
+    LogUtils_LogThreadId("../z_elf_message.c", 156);
+    osSyncPrintf("\"企画外 条件\" = %s\n", "企画外 条件"); // "Unplanned conditions"
+    __assert("0", "../z_elf_message.c", 157);
 
-#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/func_8006C318.s")
+    return false;
+}
+#else
+u32 ElfMessage_CheckCondition(ElfMessage* msg);
+#pragma GLOBAL_ASM("asm/non_matchings/code/z_elf_message/ElfMessage_CheckCondition.s")
+#endif
+
+u32 func_8006BE88(ElfMessage** msgp) {
+    u32 temp = true;
+
+    while (((*msgp)->byte0 & 0xE0) == 0x20) {
+        if (!ElfMessage_CheckCondition(*msgp)) {
+            temp = false;
+        }
+        *msgp += 1;
+    }
+
+    if (temp) {
+        return ElfMessage_CheckCondition(*msgp);
+    } else {
+        return false;
+    }
+}
+
+u32 func_8006BF1C(ElfMessage** msgp) {
+    ElfMessage* msg;
+    u32 sp44[10];
+    s32 temp1;
+    s32 temp2;
+    s32 temp3;
+
+    msg = *msgp;
+    temp1 = 0;
+    temp2 = 0;
+    do {
+        sp44[temp2] = ElfMessage_CheckCondition(msg);
+        temp1 += sp44[temp2];
+        temp2++;
+        msg++;
+    } while ((msg->byte0 & 0xE0) == 0x40);
+
+    if (temp1 == 0) {
+        return false;
+    }
+
+    temp3 = Math_Rand_ZeroFloat(temp1);
+    for (temp1 = 0; temp1 < temp2; temp1++) {
+        if (sp44[temp1]) {
+            if (temp3 > 0) {
+                temp3--;
+            } else {
+                return true;
+            }
+        }
+        *msgp += 1;
+    }
+
+    return false;
+}
+
+u16 ElfMessage_GetTextFromMsgs(ElfMessage* msg) {
+    while (true) {
+        switch (msg->byte0 & 0xE0) {
+            case 0x00:
+                if (ElfMessage_CheckCondition(msg)) {
+                    return msg->byte2 | 0x100;
+                }
+                break;
+            case 0x20:
+                if (func_8006BE88(&msg)) {
+                    return msg->byte2 | 0x100;
+                }
+                break;
+            case 0x40:
+                if (func_8006BF1C(&msg)) {
+                    return msg->byte2 | 0x100;
+                }
+                break;
+            case 0x60:
+                if (ElfMessage_CheckCondition(msg)) {
+                    msg += msg->byte2;
+                    msg--;
+                }
+                break;
+            case 0xE0:
+                return msg->byte2 | 0x100;
+            default:
+                LogUtils_LogThreadId("../z_elf_message.c", 281);
+                osSyncPrintf("\"企画外 条件\" = %s\n", "企画外 条件"); // "Unplanned conditions"
+                __assert("0", "../z_elf_message.c", 282);
+        }
+        msg++;
+    }
+}
+
+u16 ElfMessage_GetSariaText(GlobalContext* globalCtx) {
+    Player* player = PLAYER;
+    ElfMessage* msgs;
+
+    if (LINK_IS_CHILD) {
+        if (Actor_FindNearby(globalCtx, &player->actor, ACTOR_EN_SA, 4, 800.0f) == NULL) {
+            msgs = sChildSariaMsgs;
+        } else {
+            return 0x0160; // Special text about Saria preferring to talk to you face-to-face
+        }
+    } else {
+        msgs = sAdultSariaMsgs;
+    }
+
+    return ElfMessage_GetTextFromMsgs(msgs);
+}
+
+u16 ElfMessage_GetCUpText(GlobalContext* globalCtx) {
+    if (globalCtx->cUpElfMsgs == NULL) {
+        return 0;
+    } else {
+        return ElfMessage_GetTextFromMsgs(globalCtx->cUpElfMsgs);
+    }
+}