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Decompile argParseString

This commit is contained in:
Ryan Dwyer 2021-01-30 18:57:06 +10:00
parent 940649f670
commit 9f6cb5f4e9
2 changed files with 31 additions and 56 deletions
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2
src/include/lib/lib_12dc0.h
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@ -5,7 +5,7 @@
void rngSetSeed(u32 amount);
u32 func00012e1c(u64 *value);
u32 func00012e60(void);
char *argParseString(char *str);
void func00012efc(char *string);
s32 func00012f30(void);
char *argFindByPrefix(s32 occurrence, char *string);

85
src/lib/lib_12dc0.c
View File

@ -12,11 +12,6 @@
#include "lib/lib_2fa00.h"
#include "types.h"
const u32 var70053ff0[] = {0x00000000};
const char var70053ff4[] = "-d";
const char var70053ff8[] = "-s";
const char var70053ffc[] = "-j";
u64 rand_seed = 0xab8d9f7781280783;
u32 var8005ee08 = 0x00000000;
@ -103,54 +98,30 @@ glabel func00012e1c
/* 12e5c: 00000000 */ nop
);
GLOBAL_ASM(
glabel func00012e60
/* 12e60: 3c058006 */ lui $a1,%hi(argv)
/* 12e64: 3c068006 */ lui $a2,%hi(argc)
/* 12e68: 3c0e7005 */ lui $t6,%hi(var70053ff0)
/* 12e6c: 24c6ee10 */ addiu $a2,$a2,%lo(argc)
/* 12e70: 24a5ee14 */ addiu $a1,$a1,%lo(argv)
/* 12e74: 25ce3ff0 */ addiu $t6,$t6,%lo(var70053ff0)
/* 12e78: 240f0001 */ addiu $t7,$zero,0x1
/* 12e7c: acae0000 */ sw $t6,0x0($a1)
/* 12e80: accf0000 */ sw $t7,0x0($a2)
/* 12e84: 90820000 */ lbu $v0,0x0($a0)
/* 12e88: 24070020 */ addiu $a3,$zero,0x20
/* 12e8c: 10400019 */ beqz $v0,.L00012ef4
/* 12e90: 00000000 */ nop
.L00012e94:
/* 12e94: 54e20007 */ bnel $a3,$v0,.L00012eb4
/* 12e98: 8cc30000 */ lw $v1,0x0($a2)
/* 12e9c: 90980001 */ lbu $t8,0x1($a0)
.L00012ea0:
/* 12ea0: a0800000 */ sb $zero,0x0($a0)
/* 12ea4: 24840001 */ addiu $a0,$a0,0x1
/* 12ea8: 50f8fffd */ beql $a3,$t8,.L00012ea0
/* 12eac: 90980001 */ lbu $t8,0x1($a0)
/* 12eb0: 8cc30000 */ lw $v1,0x0($a2)
.L00012eb4:
/* 12eb4: 0003c880 */ sll $t9,$v1,0x2
/* 12eb8: 00b94021 */ addu $t0,$a1,$t9
/* 12ebc: ad040000 */ sw $a0,0x0($t0)
/* 12ec0: 24690001 */ addiu $t1,$v1,0x1
/* 12ec4: acc90000 */ sw $t1,0x0($a2)
/* 12ec8: 90820000 */ lbu $v0,0x0($a0)
/* 12ecc: 28410021 */ slti $at,$v0,0x21
/* 12ed0: 14200006 */ bnez $at,.L00012eec
/* 12ed4: 00000000 */ nop
/* 12ed8: 90820001 */ lbu $v0,0x1($a0)
.L00012edc:
/* 12edc: 24840001 */ addiu $a0,$a0,0x1
/* 12ee0: 28410021 */ slti $at,$v0,0x21
/* 12ee4: 5020fffd */ beqzl $at,.L00012edc
/* 12ee8: 90820001 */ lbu $v0,0x1($a0)
.L00012eec:
/* 12eec: 1440ffe9 */ bnez $v0,.L00012e94
/* 12ef0: 00000000 */ nop
.L00012ef4:
/* 12ef4: 03e00008 */ jr $ra
/* 12ef8: 00801025 */ or $v0,$a0,$zero
);
/**
* Split the given string into words and populate the argv array.
*/
char *argParseString(char *str)
{
argv[0] = "";
argc = 1;
while (*str != '\0') {
while (*str == ' ') {
*str = '\0';
str++;
}
argv[argc] = str;
argc++;
while (*str > ' ') {
*str++;
}
}
return str;
}
GLOBAL_ASM(
glabel func00012efc
@ -161,7 +132,7 @@ glabel func00012efc
/* 12f0c: 0c004c4c */ jal strcpy
/* 12f10: 24849880 */ addiu $a0,$a0,%lo(var80099880)
/* 12f14: 3c04800a */ lui $a0,%hi(var80099880)
/* 12f18: 0c004b98 */ jal func00012e60
/* 12f18: 0c004b98 */ jal argParseString
/* 12f1c: 24849880 */ addiu $a0,$a0,%lo(var80099880)
/* 12f20: 8fbf0014 */ lw $ra,0x14($sp)
/* 12f24: 27bd0018 */ addiu $sp,$sp,0x18
@ -169,6 +140,10 @@ glabel func00012efc
/* 12f2c: 00000000 */ nop
);
const char var70053ff4[] = "-d";
const char var70053ff8[] = "-s";
const char var70053ffc[] = "-j";
GLOBAL_ASM(
glabel func00012f30
/* 12f30: 27bdffc8 */ addiu $sp,$sp,-56
@ -198,7 +173,7 @@ glabel func00012f30
/* 12f88: 26310004 */ addiu $s1,$s1,0x4
.L00012f8c:
/* 12f8c: 3c04800a */ lui $a0,%hi(var80099880)
/* 12f90: 0c004b98 */ jal func00012e60
/* 12f90: 0c004b98 */ jal argParseString
/* 12f94: 24849880 */ addiu $a0,$a0,%lo(var80099880)
/* 12f98: 3c057005 */ lui $a1,%hi(var70053ff4)
/* 12f9c: 24a53ff4 */ addiu $a1,$a1,%lo(var70053ff4)