Decompile corrupted_init
This commit is contained in:
Ryan Dwyer
parent
c34f50b3bf
commit
99c3ed5fcb
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@ -147,213 +147,47 @@ s32 osPfsChecker(OSPfs *pfs)
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return 0;
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}
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GLOBAL_ASM(
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glabel corrupted_init
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/* 4dc28: 27bdfe98 */ addiu $sp,$sp,-360
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/* 4dc2c: afb30024 */ sw $s3,0x24($sp)
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/* 4dc30: 00809825 */ or $s3,$a0,$zero
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/* 4dc34: afb40028 */ sw $s4,0x28($sp)
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/* 4dc38: 00a0a025 */ or $s4,$a1,$zero
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/* 4dc3c: afbf003c */ sw $ra,0x3c($sp)
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/* 4dc40: afbe0038 */ sw $s8,0x38($sp)
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/* 4dc44: afb70034 */ sw $s7,0x34($sp)
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/* 4dc48: afb60030 */ sw $s6,0x30($sp)
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/* 4dc4c: afb5002c */ sw $s5,0x2c($sp)
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/* 4dc50: afb20020 */ sw $s2,0x20($sp)
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/* 4dc54: afb1001c */ sw $s1,0x1c($sp)
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/* 4dc58: afb00018 */ sw $s0,0x18($sp)
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/* 4dc5c: 24040100 */ addiu $a0,$zero,0x100
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/* 4dc60: 00001025 */ or $v0,$zero,$zero
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/* 4dc64: 00a01825 */ or $v1,$a1,$zero
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.L0004dc68:
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/* 4dc68: 24420004 */ addiu $v0,$v0,0x4
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/* 4dc6c: a0600102 */ sb $zero,0x102($v1)
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/* 4dc70: a0600103 */ sb $zero,0x103($v1)
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/* 4dc74: a0600104 */ sb $zero,0x104($v1)
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/* 4dc78: 24630004 */ addiu $v1,$v1,0x4
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/* 4dc7c: 1444fffa */ bne $v0,$a0,.L0004dc68
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/* 4dc80: a06000fd */ sb $zero,0xfd($v1)
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/* 4dc84: 240e00ff */ addiu $t6,$zero,0xff
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/* 4dc88: a28e0100 */ sb $t6,0x100($s4)
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/* 4dc8c: 926f0064 */ lbu $t7,0x64($s3)
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/* 4dc90: 0000b825 */ or $s7,$zero,$zero
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/* 4dc94: 00008025 */ or $s0,$zero,$zero
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/* 4dc98: 19e00089 */ blez $t7,.L0004dec0
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/* 4dc9c: 241e0080 */ addiu $s8,$zero,0x80
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/* 4dca0: 27b6015a */ addiu $s6,$sp,0x15a
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/* 4dca4: 27b50058 */ addiu $s5,$sp,0x58
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/* 4dca8: 27b20158 */ addiu $s2,$sp,0x158
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.L0004dcac:
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/* 4dcac: 1a000003 */ blez $s0,.L0004dcbc
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/* 4dcb0: 02602025 */ or $a0,$s3,$zero
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/* 4dcb4: 10000002 */ b .L0004dcc0
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/* 4dcb8: 24110001 */ addiu $s1,$zero,0x1
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.L0004dcbc:
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/* 4dcbc: 8e710060 */ lw $s1,0x60($s3)
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.L0004dcc0:
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/* 4dcc0: 02a02825 */ or $a1,$s5,$zero
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/* 4dcc4: 00003025 */ or $a2,$zero,$zero
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/* 4dcc8: 0c01324d */ jal __osPfsRWInode
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/* 4dccc: 32e700ff */ andi $a3,$s7,0xff
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/* 4dcd0: 10400005 */ beqz $v0,.L0004dce8
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/* 4dcd4: 24010003 */ addiu $at,$zero,0x3
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/* 4dcd8: 50410004 */ beql $v0,$at,.L0004dcec
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/* 4dcdc: 2a210080 */ slti $at,$s1,0x80
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/* 4dce0: 10000079 */ b .L0004dec8
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/* 4dce4: 8fbf003c */ lw $ra,0x3c($sp)
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.L0004dce8:
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/* 4dce8: 2a210080 */ slti $at,$s1,0x80
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.L0004dcec:
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/* 4dcec: 1020006e */ beqz $at,.L0004dea8
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/* 4dcf0: 02201025 */ or $v0,$s1,$zero
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/* 4dcf4: 03d11823 */ subu $v1,$s8,$s1
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/* 4dcf8: 30780001 */ andi $t8,$v1,0x1
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/* 4dcfc: 13000024 */ beqz $t8,.L0004dd90
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/* 4dd00: 0011c840 */ sll $t9,$s1,0x1
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/* 4dd04: 02b94021 */ addu $t0,$s5,$t9
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/* 4dd08: 95010000 */ lhu $at,0x0($t0)
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/* 4dd0c: a6410000 */ sh $at,0x0($s2)
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/* 4dd10: 8e6c0060 */ lw $t4,0x60($s3)
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/* 4dd14: 97ab0158 */ lhu $t3,0x158($sp)
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/* 4dd18: 93ad0158 */ lbu $t5,0x158($sp)
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/* 4dd1c: 016c082a */ slt $at,$t3,$t4
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/* 4dd20: 5420001a */ bnezl $at,.L0004dd8c
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/* 4dd24: 26220001 */ addiu $v0,$s1,0x1
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/* 4dd28: 120d0017 */ beq $s0,$t5,.L0004dd88
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/* 4dd2c: 93ae0159 */ lbu $t6,0x159($sp)
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/* 4dd30: 05c10003 */ bgez $t6,.L0004dd40
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/* 4dd34: 000e7883 */ sra $t7,$t6,0x2
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/* 4dd38: 25c10003 */ addiu $at,$t6,0x3
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/* 4dd3c: 00017883 */ sra $t7,$at,0x2
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.L0004dd40:
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/* 4dd40: 05a10004 */ bgez $t5,.L0004dd54
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/* 4dd44: 31b80007 */ andi $t8,$t5,0x7
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/* 4dd48: 13000002 */ beqz $t8,.L0004dd54
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/* 4dd4c: 00000000 */ nop
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/* 4dd50: 2718fff8 */ addiu $t8,$t8,-8
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.L0004dd54:
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/* 4dd54: 0018c940 */ sll $t9,$t8,0x5
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/* 4dd58: 01f91821 */ addu $v1,$t7,$t9
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/* 4dd5c: 02831021 */ addu $v0,$s4,$v1
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/* 4dd60: 90490101 */ lbu $t1,0x101($v0)
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/* 4dd64: 06010004 */ bgez $s0,.L0004dd78
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/* 4dd68: 32080007 */ andi $t0,$s0,0x7
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/* 4dd6c: 11000002 */ beqz $t0,.L0004dd78
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/* 4dd70: 00000000 */ nop
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/* 4dd74: 2508fff8 */ addiu $t0,$t0,-8
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.L0004dd78:
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/* 4dd78: 240a0001 */ addiu $t2,$zero,0x1
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/* 4dd7c: 010a5804 */ sllv $t3,$t2,$t0
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/* 4dd80: 012b6025 */ or $t4,$t1,$t3
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/* 4dd84: a04c0101 */ sb $t4,0x101($v0)
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.L0004dd88:
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/* 4dd88: 26220001 */ addiu $v0,$s1,0x1
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.L0004dd8c:
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/* 4dd8c: 105e0046 */ beq $v0,$s8,.L0004dea8
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.L0004dd90:
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/* 4dd90: 00027040 */ sll $t6,$v0,0x1
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/* 4dd94: 02ae2821 */ addu $a1,$s5,$t6
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/* 4dd98: 24a40002 */ addiu $a0,$a1,0x2
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.L0004dd9c:
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/* 4dd9c: 94a10000 */ lhu $at,0x0($a1)
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/* 4dda0: a6410000 */ sh $at,0x0($s2)
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/* 4dda4: 8e790060 */ lw $t9,0x60($s3)
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/* 4dda8: 97af0158 */ lhu $t7,0x158($sp)
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/* 4ddac: 93aa0158 */ lbu $t2,0x158($sp)
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/* 4ddb0: 01f9082a */ slt $at,$t7,$t9
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/* 4ddb4: 5420001a */ bnezl $at,.L0004de20
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/* 4ddb8: 94810000 */ lhu $at,0x0($a0)
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/* 4ddbc: 120a0017 */ beq $s0,$t2,.L0004de1c
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/* 4ddc0: 93a80159 */ lbu $t0,0x159($sp)
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/* 4ddc4: 05010003 */ bgez $t0,.L0004ddd4
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/* 4ddc8: 00084883 */ sra $t1,$t0,0x2
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/* 4ddcc: 25010003 */ addiu $at,$t0,0x3
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/* 4ddd0: 00014883 */ sra $t1,$at,0x2
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.L0004ddd4:
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/* 4ddd4: 05410004 */ bgez $t2,.L0004dde8
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/* 4ddd8: 314b0007 */ andi $t3,$t2,0x7
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/* 4dddc: 11600002 */ beqz $t3,.L0004dde8
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/* 4dde0: 00000000 */ nop
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/* 4dde4: 256bfff8 */ addiu $t3,$t3,-8
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.L0004dde8:
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/* 4dde8: 000b6140 */ sll $t4,$t3,0x5
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/* 4ddec: 012c1821 */ addu $v1,$t1,$t4
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/* 4ddf0: 02831021 */ addu $v0,$s4,$v1
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/* 4ddf4: 904e0101 */ lbu $t6,0x101($v0)
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/* 4ddf8: 06010004 */ bgez $s0,.L0004de0c
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/* 4ddfc: 320d0007 */ andi $t5,$s0,0x7
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/* 4de00: 11a00002 */ beqz $t5,.L0004de0c
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/* 4de04: 00000000 */ nop
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/* 4de08: 25adfff8 */ addiu $t5,$t5,-8
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.L0004de0c:
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/* 4de0c: 24180001 */ addiu $t8,$zero,0x1
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/* 4de10: 01b87804 */ sllv $t7,$t8,$t5
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/* 4de14: 01cfc825 */ or $t9,$t6,$t7
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/* 4de18: a0590101 */ sb $t9,0x101($v0)
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.L0004de1c:
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/* 4de1c: 94810000 */ lhu $at,0x0($a0)
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.L0004de20:
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/* 4de20: 24840004 */ addiu $a0,$a0,0x4
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/* 4de24: a6410000 */ sh $at,0x0($s2)
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/* 4de28: 8e690060 */ lw $t1,0x60($s3)
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/* 4de2c: 97ab0158 */ lhu $t3,0x158($sp)
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/* 4de30: 93ac0158 */ lbu $t4,0x158($sp)
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/* 4de34: 0169082a */ slt $at,$t3,$t1
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/* 4de38: 14200019 */ bnez $at,.L0004dea0
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/* 4de3c: 00000000 */ nop
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/* 4de40: 120c0017 */ beq $s0,$t4,.L0004dea0
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/* 4de44: 93b80159 */ lbu $t8,0x159($sp)
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/* 4de48: 07010003 */ bgez $t8,.L0004de58
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/* 4de4c: 00186883 */ sra $t5,$t8,0x2
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/* 4de50: 27010003 */ addiu $at,$t8,0x3
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/* 4de54: 00016883 */ sra $t5,$at,0x2
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.L0004de58:
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/* 4de58: 05810004 */ bgez $t4,.L0004de6c
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/* 4de5c: 318e0007 */ andi $t6,$t4,0x7
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/* 4de60: 11c00002 */ beqz $t6,.L0004de6c
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/* 4de64: 00000000 */ nop
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/* 4de68: 25cefff8 */ addiu $t6,$t6,-8
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.L0004de6c:
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/* 4de6c: 000e7940 */ sll $t7,$t6,0x5
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/* 4de70: 01af1821 */ addu $v1,$t5,$t7
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/* 4de74: 02831021 */ addu $v0,$s4,$v1
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/* 4de78: 90590101 */ lbu $t9,0x101($v0)
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/* 4de7c: 06010004 */ bgez $s0,.L0004de90
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/* 4de80: 32080007 */ andi $t0,$s0,0x7
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/* 4de84: 11000002 */ beqz $t0,.L0004de90
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/* 4de88: 00000000 */ nop
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/* 4de8c: 2508fff8 */ addiu $t0,$t0,-8
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.L0004de90:
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/* 4de90: 240a0001 */ addiu $t2,$zero,0x1
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/* 4de94: 010a5804 */ sllv $t3,$t2,$t0
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/* 4de98: 032b4825 */ or $t1,$t9,$t3
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/* 4de9c: a0490101 */ sb $t1,0x101($v0)
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.L0004dea0:
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/* 4dea0: 1496ffbe */ bne $a0,$s6,.L0004dd9c
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/* 4dea4: 24a50004 */ addiu $a1,$a1,0x4
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.L0004dea8:
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/* 4dea8: 926c0064 */ lbu $t4,0x64($s3)
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/* 4deac: 26f70001 */ addiu $s7,$s7,0x1
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/* 4deb0: 32f000ff */ andi $s0,$s7,0xff
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/* 4deb4: 020c082a */ slt $at,$s0,$t4
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/* 4deb8: 1420ff7c */ bnez $at,.L0004dcac
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/* 4debc: 0200b825 */ or $s7,$s0,$zero
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.L0004dec0:
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/* 4dec0: 00001025 */ or $v0,$zero,$zero
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/* 4dec4: 8fbf003c */ lw $ra,0x3c($sp)
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.L0004dec8:
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/* 4dec8: 8fb00018 */ lw $s0,0x18($sp)
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/* 4decc: 8fb1001c */ lw $s1,0x1c($sp)
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/* 4ded0: 8fb20020 */ lw $s2,0x20($sp)
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/* 4ded4: 8fb30024 */ lw $s3,0x24($sp)
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/* 4ded8: 8fb40028 */ lw $s4,0x28($sp)
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/* 4dedc: 8fb5002c */ lw $s5,0x2c($sp)
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/* 4dee0: 8fb60030 */ lw $s6,0x30($sp)
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/* 4dee4: 8fb70034 */ lw $s7,0x34($sp)
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/* 4dee8: 8fbe0038 */ lw $s8,0x38($sp)
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/* 4deec: 03e00008 */ jr $ra
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/* 4def0: 27bd0168 */ addiu $sp,$sp,0x168
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);
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s32 corrupted_init(OSPfs *pfs, __OSInodeCache *cache)
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{
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int i;
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int n;
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int offset;
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u8 bank;
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__OSInodeUnit tpage;
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__OSInode tmp_inode;
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s32 ret;
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for (i = 0; i < ARRLEN(cache->map); i++) {
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cache->map[i] = 0;
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}
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cache->bank = -1;
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for (bank = 0; bank < pfs->banks; bank++) {
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if (bank > 0) {
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offset = 1;
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} else {
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offset = pfs->inode_start_page;
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}
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ret = __osPfsRWInode(pfs, &tmp_inode, OS_READ, bank);
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if (ret != 0 && ret != PFS_ERR_INCONSISTENT) {
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return ret;
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}
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for (i = offset; i < ARRLEN(tmp_inode.inode_page); i++) {
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tpage = tmp_inode.inode_page[i];
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if (tpage.ipage >= pfs->inode_start_page && tpage.inode_t.bank != bank) {
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n = (tpage.inode_t.page / 4) + ((tpage.inode_t.bank % PFS_ONE_PAGE) * BLOCKSIZE);
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cache->map[n] |= 1 << (bank % PFS_ONE_PAGE);
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}
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}
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}
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return 0;
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}
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GLOBAL_ASM(
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glabel corrupted
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