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https://gitlab.com/ryandwyer/perfect-dark
synced 2026-09-08 03:06:40 -04:00
Decompile func0004453c
This commit is contained in:
Ryan Dwyer
@@ -5,9 +5,9 @@
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#include "types.h"
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u32 func00043dd0(void);
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void func00043ef8(struct asistream *stream, s32 arg1);
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bool func00043ef8(struct asistream *stream, s32 arg1);
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u32 func00044404(void);
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struct asistream *func00044460(s32 arg0, void *arg1, s32 arg2);
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s32 func0004453c(s32 arg0, s32 *arg1, s32 *arg2);
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s32 func0004453c(struct asistream *stream, struct mp3thing **arg1, s32 *arg2);
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#endif
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+8
-5
@@ -6982,7 +6982,7 @@ struct mp3thing {
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struct mp3vars {
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/*0x00*/ s32 var8009c390;
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/*0x04*/ u32 var8009c394;
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/*0x04*/ struct asistream *var8009c394;
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/*0x08*/ u8 *var8009c398;
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/*0x0c*/ s16 var8009c39c;
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/*0x0e*/ s16 var8009c39e;
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@@ -7372,13 +7372,16 @@ struct asistream {
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u8 unk1c[0x2000];
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s32 unk201c;
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s32 unk2020;
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u8 unk2024[0x1b7c];
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u8 unk2024[0x4c];
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struct mp3thing unk2070[6];
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s32 unk3ba0;
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u8 unk3ba4[0x2ec0];
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u8 unk3ba4[0x3e8];
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u32 unk3f8c;
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u8 unk3f90[0x2ad4];
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u8 unk6a64[0x900];
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u8 unk7364[0x1110];
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u32 unk8474;
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u32 unk8478;
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s32 unk8474;
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bool (*unk8478)(struct asistream *stream);
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u32 unk847c;
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};
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+31
-77
@@ -6,6 +6,8 @@
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#include "data.h"
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#include "types.h"
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extern struct mp3vars g_Mp3Vars;
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u8 var8009c650[0x88];
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u8 *var8009c6d8;
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u8 *var8009c6dc;
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@@ -499,80 +501,32 @@ struct asistream *func00044460(s32 arg0, void *arg1, s32 arg2)
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return stream;
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}
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GLOBAL_ASM(
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glabel func0004453c
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/* 4453c: 27bdffe0 */ addiu $sp,$sp,-32
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/* 44540: afbf0014 */ sw $ra,0x14($sp)
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/* 44544: afa40020 */ sw $a0,0x20($sp)
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/* 44548: afa50024 */ sw $a1,0x24($sp)
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/* 4454c: afa60028 */ sw $a2,0x28($sp)
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/* 44550: 8fae0020 */ lw $t6,0x20($sp)
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/* 44554: afae001c */ sw $t6,0x1c($sp)
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/* 44558: 8faf001c */ lw $t7,0x1c($sp)
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/* 4455c: 8df83ba0 */ lw $t8,0x3ba0($t7)
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/* 44560: 27190001 */ addiu $t9,$t8,0x1
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/* 44564: adf93ba0 */ sw $t9,0x3ba0($t7)
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/* 44568: 8fa8001c */ lw $t0,0x1c($sp)
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/* 4456c: 8d093ba0 */ lw $t1,0x3ba0($t0)
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/* 44570: 29210006 */ slti $at,$t1,0x6
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/* 44574: 14200003 */ bnez $at,.L00044584
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/* 44578: 00000000 */ nop
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/* 4457c: 8faa001c */ lw $t2,0x1c($sp)
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/* 44580: ad403ba0 */ sw $zero,0x3ba0($t2)
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.L00044584:
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/* 44584: 8fab001c */ lw $t3,0x1c($sp)
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/* 44588: 25657fff */ addiu $a1,$t3,0x7fff
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/* 4458c: 8ca50475 */ lw $a1,0x475($a1)
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/* 44590: 0c010fbe */ jal func00043ef8
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/* 44594: 01602025 */ or $a0,$t3,$zero
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/* 44598: 14400006 */ bnez $v0,.L000445b4
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/* 4459c: 00000000 */ nop
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/* 445a0: 240c0003 */ addiu $t4,$zero,0x3
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/* 445a4: 3c01800a */ lui $at,%hi(g_Mp3Vars+0x50)
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/* 445a8: ac2cc3e0 */ sw $t4,%lo(g_Mp3Vars+0x50)($at)
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/* 445ac: 10000024 */ b .L00044640
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/* 445b0: 00001025 */ or $v0,$zero,$zero
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.L000445b4:
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/* 445b4: 8fae001c */ lw $t6,0x1c($sp)
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/* 445b8: 240dffff */ addiu $t5,$zero,-1
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/* 445bc: 25c17fff */ addiu $at,$t6,0x7fff
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/* 445c0: ac2d0475 */ sw $t5,0x475($at)
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/* 445c4: 8fb8001c */ lw $t8,0x1c($sp)
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/* 445c8: 27197fff */ addiu $t9,$t8,0x7fff
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/* 445cc: 8f390479 */ lw $t9,0x479($t9)
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/* 445d0: 03002025 */ or $a0,$t8,$zero
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/* 445d4: 0320f809 */ jalr $t9
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/* 445d8: 00000000 */ nop
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/* 445dc: afa20018 */ sw $v0,0x18($sp)
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/* 445e0: 8faf0018 */ lw $t7,0x18($sp)
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/* 445e4: 15e00003 */ bnez $t7,.L000445f4
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/* 445e8: 00000000 */ nop
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/* 445ec: 10000010 */ b .L00044630
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/* 445f0: 00000000 */ nop
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.L000445f4:
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/* 445f4: 8fa8001c */ lw $t0,0x1c($sp)
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/* 445f8: 8fad0024 */ lw $t5,0x24($sp)
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/* 445fc: 8d093ba0 */ lw $t1,0x3ba0($t0)
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/* 44600: 000950c0 */ sll $t2,$t1,0x3
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/* 44604: 01495021 */ addu $t2,$t2,$t1
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/* 44608: 000a5100 */ sll $t2,$t2,0x4
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/* 4460c: 01495021 */ addu $t2,$t2,$t1
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/* 44610: 000a50c0 */ sll $t2,$t2,0x3
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/* 44614: 010a5821 */ addu $t3,$t0,$t2
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/* 44618: 256c2070 */ addiu $t4,$t3,0x2070
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/* 4461c: adac0000 */ sw $t4,0x0($t5)
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/* 44620: 8fae001c */ lw $t6,0x1c($sp)
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/* 44624: 8fb90028 */ lw $t9,0x28($sp)
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/* 44628: 8dd83f8c */ lw $t8,0x3f8c($t6)
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/* 4462c: af380000 */ sw $t8,0x0($t9)
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.L00044630:
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/* 44630: 10000003 */ b .L00044640
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/* 44634: 8fa20018 */ lw $v0,0x18($sp)
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/* 44638: 10000001 */ b .L00044640
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/* 4463c: 00000000 */ nop
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.L00044640:
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/* 44640: 8fbf0014 */ lw $ra,0x14($sp)
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/* 44644: 27bd0020 */ addiu $sp,$sp,0x20
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/* 44648: 03e00008 */ jr $ra
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/* 4464c: 00000000 */ nop
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);
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s32 func0004453c(struct asistream *streamptr, struct mp3thing **arg1, s32 *arg2)
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{
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struct asistream *stream = streamptr;
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s32 result;
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stream->unk3ba0++;
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if (stream->unk3ba0 > 5) {
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stream->unk3ba0 = 0;
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}
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if (!func00043ef8(stream, stream->unk8474)) {
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g_Mp3Vars.var8009c3e0 = 3;
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return 0;
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}
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stream->unk8474 = -1;
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result = stream->unk8478(stream);
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if (!result) {
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// empty
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} else {
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*arg1 = &stream->unk2070[stream->unk3ba0];
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*arg2 = stream->unk3f8c;
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}
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return result;
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}
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+2
-1
@@ -2,6 +2,7 @@
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#include <n_libaudio.h>
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#include "naudio/n_abi.h"
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#include "bss.h"
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#include "lib/lib_43dd0.h"
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#include "lib/mp3.h"
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#include "types.h"
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@@ -186,7 +187,7 @@ s32 func00037fc0(s32 arg0, Acmd **cmd)
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if (g_Mp3Vars.var8009c3f0 == 0) {
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g_Mp3Vars.var8009c394 = func00044460(0, g_Mp3Vars.var8009c3dc, g_Mp3Vars.var8009c3c0);
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if (g_Mp3Vars.var8009c394 == 0) {
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if (g_Mp3Vars.var8009c394 == NULL) {
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g_Mp3Vars.var8009c3e0 = 0;
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return 0;
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} else {
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