From f809f3ae221acdb23ae5944ef983820efaba8e53 Mon Sep 17 00:00:00 2001
From: Ryan Dwyer <ryandwyer1@gmail.com>
Date: Tue, 24 Dec 2019 18:21:04 +1000
Subject: [PATCH] Decompile func0f03a578

---
 src/game/chr/chr.c         | 88 +++++++++++---------------------------
 src/include/constants.h    |  1 +
 src/include/game/chr/chr.h |  6 +--
 3 files changed, 29 insertions(+), 66 deletions(-)

diff --git a/src/game/chr/chr.c b/src/game/chr/chr.c
index d2b99c4d2..d8c79aaee 100644
--- a/src/game/chr/chr.c
+++ b/src/game/chr/chr.c
@@ -32506,69 +32506,31 @@ glabel func0f03a3ec
 /*  f03a574:	00000000 */ 	sll	$zero,$zero,0x0
 );
 
-GLOBAL_ASM(
-glabel func0f03a578
-/*  f03a578:	27bdffe0 */ 	addiu	$sp,$sp,-32
-/*  f03a57c:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*  f03a580:	afa50024 */ 	sw	$a1,0x24($sp)
-/*  f03a584:	10800003 */ 	beqz	$a0,.L0f03a594
-/*  f03a588:	afa60028 */ 	sw	$a2,0x28($sp)
-/*  f03a58c:	10000002 */ 	beqz	$zero,.L0f03a598
-/*  f03a590:	908302fe */ 	lbu	$v1,0x2fe($a0)
-.L0f03a594:
-/*  f03a594:	00001825 */ 	or	$v1,$zero,$zero
-.L0f03a598:
-/*  f03a598:	24010002 */ 	addiu	$at,$zero,0x2
-/*  f03a59c:	10610003 */ 	beq	$v1,$at,.L0f03a5ac
-/*  f03a5a0:	24010003 */ 	addiu	$at,$zero,0x3
-/*  f03a5a4:	54610004 */ 	bnel	$v1,$at,.L0f03a5b8
-/*  f03a5a8:	afa3001c */ 	sw	$v1,0x1c($sp)
-.L0f03a5ac:
-/*  f03a5ac:	10000021 */ 	beqz	$zero,.L0f03a634
-/*  f03a5b0:	00001025 */ 	or	$v0,$zero,$zero
-/*  f03a5b4:	afa3001c */ 	sw	$v1,0x1c($sp)
-.L0f03a5b8:
-/*  f03a5b8:	0fc0e686 */ 	jal	func0f039a18
-/*  f03a5bc:	afa40020 */ 	sw	$a0,0x20($sp)
-/*  f03a5c0:	8fa3001c */ 	lw	$v1,0x1c($sp)
-/*  f03a5c4:	1040001a */ 	beqz	$v0,.L0f03a630
-/*  f03a5c8:	8fa40020 */ 	lw	$a0,0x20($sp)
-/*  f03a5cc:	24010004 */ 	addiu	$at,$zero,0x4
-/*  f03a5d0:	14610005 */ 	bne	$v1,$at,.L0f03a5e8
-/*  f03a5d4:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f03a5d8:	0fc10a02 */ 	jal	func0f042808
-/*  f03a5dc:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f03a5e0:	10000014 */ 	beqz	$zero,.L0f03a634
-/*  f03a5e4:	24020001 */ 	addiu	$v0,$zero,0x1
-.L0f03a5e8:
-/*  f03a5e8:	10600002 */ 	beqz	$v1,.L0f03a5f4
-/*  f03a5ec:	24010001 */ 	addiu	$at,$zero,0x1
-/*  f03a5f0:	1461000f */ 	bne	$v1,$at,.L0f03a630
-.L0f03a5f4:
-/*  f03a5f4:	00002825 */ 	or	$a1,$zero,$zero
-/*  f03a5f8:	0fc0a20d */ 	jal	chrGetEquippedWeaponAttachmentWithCheck
-/*  f03a5fc:	afa40020 */ 	sw	$a0,0x20($sp)
-/*  f03a600:	14400006 */ 	bnez	$v0,.L0f03a61c
-/*  f03a604:	8fa40020 */ 	lw	$a0,0x20($sp)
-/*  f03a608:	24050001 */ 	addiu	$a1,$zero,0x1
-/*  f03a60c:	0fc0a20d */ 	jal	chrGetEquippedWeaponAttachmentWithCheck
-/*  f03a610:	afa40020 */ 	sw	$a0,0x20($sp)
-/*  f03a614:	10400006 */ 	beqz	$v0,.L0f03a630
-/*  f03a618:	8fa40020 */ 	lw	$a0,0x20($sp)
-.L0f03a61c:
-/*  f03a61c:	8fa50024 */ 	lw	$a1,0x24($sp)
-/*  f03a620:	0fc0c048 */ 	jal	func0f030120
-/*  f03a624:	8fa60028 */ 	lw	$a2,0x28($sp)
-/*  f03a628:	10000002 */ 	beqz	$zero,.L0f03a634
-/*  f03a62c:	24020001 */ 	addiu	$v0,$zero,0x1
-.L0f03a630:
-/*  f03a630:	00001025 */ 	or	$v0,$zero,$zero
-.L0f03a634:
-/*  f03a634:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*  f03a638:	27bd0020 */ 	addiu	$sp,$sp,0x20
-/*  f03a63c:	03e00008 */ 	jr	$ra
-/*  f03a640:	00000000 */ 	sll	$zero,$zero,0x0
-);
+bool func0f03a578(struct chrdata *chr, s32 thingtype, s32 thingid)
+{
+	s32 race = chr ? chr->race : RACE_HUMAN;
+
+	if (race == RACE_MAIAN || race == RACE_ROBOT) {
+		return false;
+	}
+
+	if (func0f039a18(chr)) {
+		if (race == RACE_4) {
+			func0f042808(chr);
+			return true;
+		}
+
+		if (race == RACE_HUMAN || race == RACE_SKEDAR) {
+			if (chrGetEquippedWeaponAttachmentWithCheck(chr, 0) ||
+					(chrGetEquippedWeaponAttachmentWithCheck(chr, 1))) {
+				func0f030120(chr, thingtype, thingid);
+				return true;
+			}
+		}
+	}
+
+	return false;
+}
 
 bool func0f03a644(struct chrdata *chr, s32 thingtype, s32 thingid)
 {
diff --git a/src/include/constants.h b/src/include/constants.h
index 4287dd0f1..3c07342a5 100644
--- a/src/include/constants.h
+++ b/src/include/constants.h
@@ -641,6 +641,7 @@
 #define RACE_SKEDAR 1
 #define RACE_MAIAN  2
 #define RACE_ROBOT  3
+#define RACE_4      4
 
 #define SPEED_WALK 0
 #define SPEED_JOG  1
diff --git a/src/include/game/chr/chr.h b/src/include/game/chr/chr.h
index 746ece256..1393e7c1d 100644
--- a/src/include/game/chr/chr.h
+++ b/src/include/game/chr/chr.h
@@ -158,7 +158,7 @@ void func0f02fc2c(struct chrdata *chr);
 void chrJumpOut(struct chrdata *chr, s32 arg1);
 void func0f02fe18(struct chrdata *chr);
 void chrRunToPos(struct chrdata *chr, struct coord *coord);
-u32 func0f030120(void);
+void func0f030120(struct chrdata *chr, s32 thingtype, s32 thingid);
 void func0f030308(struct chrdata *chr, s32 thingtype, s32 thingid);
 void func0f0303a0(struct chrdata *chr, s32 thingtype, s32 thingid);
 u32 func0f030584(void);
@@ -242,7 +242,7 @@ u32 chrTryAttackWalk(struct chrdata *chr);
 u32 chrTryAttackRun(struct chrdata *chr);
 u32 chrTryAttackRoll(struct chrdata *chr);
 u32 func0f03a3ec(struct chrdata *chr, u32 arg1, u32 arg2, u32 arg3, u32 arg4);
-u32 func0f03a578(struct chrdata *chr, u32 thingtype, u32 thingid);
+bool func0f03a578(struct chrdata *chr, s32 thingtype, s32 thingid);
 bool func0f03a644(struct chrdata *chr, s32 thingtype, s32 thingid);
 bool func0f03a6d8(struct chrdata *chr, s32 thingtype, s32 thingid);
 bool func0f03a76c(struct chrdata *chr, u32 thingtype, s32 thingid);
@@ -315,7 +315,7 @@ u32 func0f041d38(void);
 u32 func0f041e48(void);
 u32 func0f04262c(void);
 u32 func0f04279c(void);
-u32 func0f042808(void);
+void func0f042808(struct chrdata *chr);
 u32 func0f0429d8(void);
 u32 func0f042a40(void);
 u32 func0f042ffc(void);