falso
/
perfect_dark
mirror of https://github.com/n64decomp/perfect_dark.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

ntsc-beta: Decompile fileLoad

This commit is contained in:
Ryan Dwyer 2022-03-19 14:41:35 +10:00
parent 2168692125
commit 7e2d05ff3b
1 changed files with 28 additions and 104 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

132
src/game/file.c
View File

@ -2069,13 +2069,6 @@ extern void *_file_PjappdZ;
#endif
extern void *_filenamesSegmentRomStart;
#if VERSION < VERSION_NTSC_1_0
const char var7f1b1d40nb[] = "DMA-Crash %s %d Ram: %02x%02x%02x%02x%02x%02x%02x%02x";
const char var7f1b1d78nb[] = "ob.c";
const char var7f1b1d80nb[] = "DMA-Crash %s %d Ram: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x";
const char var7f1b1dd8nb[] = "ob.c";
#endif
struct fileinfo g_FileInfo[NUM_FILES];
#if VERSION >= VERSION_NTSC_1_0
@ -4134,119 +4127,50 @@ u32 file0f166ea8(u32 *filetableaddr)
return 0;
}
#if VERSION >= VERSION_NTSC_1_0
void fileLoad(void *dst, u32 allocationlen, u32 *romaddrptr, struct fileinfo *info)
void fileLoad(u8 *dst, u32 allocationlen, u32 *romaddrptr, struct fileinfo *info)
{
u32 romsize = fileGetRomSizeByTableAddress(romaddrptr);
u8 buffer[5 * 1024];
u32 tmp;
if (allocationlen == 0) {
// DMA with no inflate
dmaExec(dst, *romaddrptr, romsize);
} else {
// DMA the compressed data to scratch space then inflate
u32 scratchaddr = ((u32)dst + allocationlen) - (romsize + 7 & 0xfffffff8);
u8 *scratch = (dst + allocationlen) - (romsize + 7 & 0xfffffff8);
if (scratchaddr - (u32)dst < 8) {
if ((u32)scratch - (u32)dst < 8) {
info->loadedsize = 0;
} else {
dmaExec((void *)scratchaddr, *romaddrptr, romsize);
info->loadedsize = ALIGN16(rzipInflate((void *)scratchaddr, dst, buffer));
s32 result;
#if VERSION < VERSION_NTSC_1_0
char sp54[128];
u32 stack[2];
#endif
dmaExec(scratch, *romaddrptr, romsize);
result = rzipInflate(scratch, dst, buffer);
#if VERSION < VERSION_NTSC_1_0
if (result == 0) {
sprintf(sp54, "DMA-Crash %s %d Ram: %02x%02x%02x%02x%02x%02x%02x%02x", "ob.c", 204,
scratch[0], scratch[1], scratch[2], scratch[3],
scratch[4], scratch[5], scratch[6], scratch[7]);
crashSetMessage(sp54);
CRASH();
}
#endif
result = ALIGN16(result);
info->loadedsize = result;
}
}
}
#else
void fileLoad(void *dst, u32 allocationlen, u32 *romaddrptr, struct fileinfo *info);
GLOBAL_ASM(
glabel fileLoad
/* f1616b4: 27bdeb20 */ addiu $sp,$sp,-5344
/* f1616b8: afbf003c */ sw $ra,0x3c($sp)
/* f1616bc: afb00038 */ sw $s0,0x38($sp)
/* f1616c0: afa414e0 */ sw $a0,0x14e0($sp)
/* f1616c4: 00a08025 */ or $s0,$a1,$zero
/* f1616c8: afa614e8 */ sw $a2,0x14e8($sp)
/* f1616cc: afa714ec */ sw $a3,0x14ec($sp)
/* f1616d0: 0fc58595 */ jal fileGetRomSizeByTableAddress
/* f1616d4: 00c02025 */ or $a0,$a2,$zero
/* f1616d8: 8fa714e0 */ lw $a3,0x14e0($sp)
/* f1616dc: 8fa914e8 */ lw $t1,0x14e8($sp)
/* f1616e0: 16000006 */ bnez $s0,.NB0f1616fc
/* f1616e4: 00403025 */ or $a2,$v0,$zero
/* f1616e8: 00e02025 */ or $a0,$a3,$zero
/* f1616ec: 0c003664 */ jal dmaExec
/* f1616f0: 8d250000 */ lw $a1,0x0($t1)
/* f1616f4: 1000003b */ beqz $zero,.NB0f1617e4
/* f1616f8: 8fbf003c */ lw $ra,0x3c($sp)
.NB0f1616fc:
/* f1616fc: 2408fff8 */ addiu $t0,$zero,-8
/* f161700: 244e0007 */ addiu $t6,$v0,0x7
/* f161704: 01c87824 */ and $t7,$t6,$t0
/* f161708: 00f01821 */ addu $v1,$a3,$s0
/* f16170c: 006fc023 */ subu $t8,$v1,$t7
/* f161710: 0307c823 */ subu $t9,$t8,$a3
/* f161714: 2f210008 */ sltiu $at,$t9,0x8
/* f161718: 10200004 */ beqz $at,.NB0f16172c
/* f16171c: 24cb0007 */ addiu $t3,$a2,0x7
/* f161720: 8faa14ec */ lw $t2,0x14ec($sp)
/* f161724: 1000002e */ beqz $zero,.NB0f1617e0
/* f161728: ad400000 */ sw $zero,0x0($t2)
.NB0f16172c:
/* f16172c: 01686024 */ and $t4,$t3,$t0
/* f161730: 006c8023 */ subu $s0,$v1,$t4
/* f161734: 02002025 */ or $a0,$s0,$zero
/* f161738: 0c003664 */ jal dmaExec
/* f16173c: 8d250000 */ lw $a1,0x0($t1)
/* f161740: 8fa514e0 */ lw $a1,0x14e0($sp)
/* f161744: 02002025 */ or $a0,$s0,$zero
/* f161748: 0c001da4 */ jal rzipInflate
/* f16174c: 27a600dc */ addiu $a2,$sp,0xdc
/* f161750: 1440001e */ bnez $v0,.NB0f1617cc
/* f161754: 00401825 */ or $v1,$v0,$zero
/* f161758: 920d0000 */ lbu $t5,0x0($s0)
/* f16175c: 3c057f1b */ lui $a1,0x7f1b
/* f161760: 3c067f1b */ lui $a2,0x7f1b
/* f161764: afad0010 */ sw $t5,0x10($sp)
/* f161768: 920e0001 */ lbu $t6,0x1($s0)
/* f16176c: 24c61d78 */ addiu $a2,$a2,0x1d78
/* f161770: 24a51d40 */ addiu $a1,$a1,0x1d40
/* f161774: afae0014 */ sw $t6,0x14($sp)
/* f161778: 920f0002 */ lbu $t7,0x2($s0)
/* f16177c: 27a40054 */ addiu $a0,$sp,0x54
/* f161780: 240700cc */ addiu $a3,$zero,0xcc
/* f161784: afaf0018 */ sw $t7,0x18($sp)
/* f161788: 92180003 */ lbu $t8,0x3($s0)
/* f16178c: afb8001c */ sw $t8,0x1c($sp)
/* f161790: 92190004 */ lbu $t9,0x4($s0)
/* f161794: afb90020 */ sw $t9,0x20($sp)
/* f161798: 920a0005 */ lbu $t2,0x5($s0)
/* f16179c: afaa0024 */ sw $t2,0x24($sp)
/* f1617a0: 920b0006 */ lbu $t3,0x6($s0)
/* f1617a4: afab0028 */ sw $t3,0x28($sp)
/* f1617a8: 920c0007 */ lbu $t4,0x7($s0)
/* f1617ac: afa200d4 */ sw $v0,0xd4($sp)
/* f1617b0: 0c004fc1 */ jal sprintf
/* f1617b4: afac002c */ sw $t4,0x2c($sp)
/* f1617b8: 0c003074 */ jal crashSetMessage
/* f1617bc: 27a40054 */ addiu $a0,$sp,0x54
/* f1617c0: 240d0045 */ addiu $t5,$zero,0x45
/* f1617c4: 8fa300d4 */ lw $v1,0xd4($sp)
/* f1617c8: a00d0000 */ sb $t5,0x0($zero)
.NB0f1617cc:
/* f1617cc: 8fb814ec */ lw $t8,0x14ec($sp)
/* f1617d0: 2463000f */ addiu $v1,$v1,0xf
/* f1617d4: 346e000f */ ori $t6,$v1,0xf
/* f1617d8: 39cf000f */ xori $t7,$t6,0xf
/* f1617dc: af0f0000 */ sw $t7,0x0($t8)
.NB0f1617e0:
/* f1617e0: 8fbf003c */ lw $ra,0x3c($sp)
.NB0f1617e4:
/* f1617e4: 8fb00038 */ lw $s0,0x38($sp)
/* f1617e8: 27bd14e0 */ addiu $sp,$sp,0x14e0
/* f1617ec: 03e00008 */ jr $ra
/* f1617f0: 00000000 */ sll $zero,$zero,0x0
);
#if VERSION < VERSION_NTSC_1_0
const char var7f1b1d80nb[] = "DMA-Crash %s %d Ram: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x";
const char var7f1b1dd8nb[] = "ob.c";
#endif
#if VERSION >= VERSION_JPN_FINAL