Decompile osPfsReadWriteFile
This commit is contained in:
Ryan Dwyer
parent
a27f27ca6a
commit
0febe35ab1
|
|
@ -195,7 +195,7 @@
|
|||
build/ROMID/lib/ultra/io/conteepprobe.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteepread.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteeplongread.o (section); \
|
||||
build/ROMID/lib/lib_50480.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsreadwritefile.o (section); \
|
||||
build/ROMID/lib/lib_508d0.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsfilestate.o (section); \
|
||||
build/ROMID/lib/lib_50be0.o (section); \
|
||||
|
|
|
|||
|
|
@ -191,7 +191,7 @@
|
|||
build/ROMID/lib/ultra/io/conteepprobe.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteepread.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteeplongread.o (section); \
|
||||
build/ROMID/lib/lib_50480.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsreadwritefile.o (section); \
|
||||
build/ROMID/lib/lib_508d0.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsfilestate.o (section); \
|
||||
build/ROMID/lib/lib_50be0.o (section); \
|
||||
|
|
|
|||
|
|
@ -191,7 +191,7 @@
|
|||
build/ROMID/lib/ultra/io/conteepprobe.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteepread.o (section); \
|
||||
build/ROMID/lib/ultra/io/conteeplongread.o (section); \
|
||||
build/ROMID/lib/lib_50480.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsreadwritefile.o (section); \
|
||||
build/ROMID/lib/lib_508d0.o (section); \
|
||||
build/ROMID/lib/ultra/io/pfsfilestate.o (section); \
|
||||
build/ROMID/lib/lib_50be0.o (section); \
|
||||
|
|
|
|||
|
|
@ -16,7 +16,6 @@
|
|||
#include "lib/memory.h"
|
||||
#include "lib/rng.h"
|
||||
#include "lib/lib_4e090.h"
|
||||
#include "lib/lib_50480.h"
|
||||
#include "lib/lib_513b0.h"
|
||||
#include "data.h"
|
||||
#include "types.h"
|
||||
|
|
@ -1586,7 +1585,7 @@ s32 func0f117b04(OSMesgQueue *mq, OSPfs *pfs, s32 channel)
|
|||
return 0;
|
||||
}
|
||||
|
||||
s32 func0f117b4c(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buffer)
|
||||
s32 func0f117b4c(OSPfs *pfs, s32 file_no, u8 flag, u32 address, u32 len, u8 *buffer)
|
||||
{
|
||||
u32 newaddress;
|
||||
|
||||
|
|
@ -1594,8 +1593,8 @@ s32 func0f117b4c(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buf
|
|||
joyCheckPfs(2);
|
||||
#endif
|
||||
|
||||
if (arg0) {
|
||||
return func00050554(arg0, arg1, operation, address, len, buffer);
|
||||
if (pfs) {
|
||||
return osPfsReadWriteFile(pfs, file_no, flag, address, len, buffer);
|
||||
}
|
||||
|
||||
newaddress = address / 8;
|
||||
|
|
@ -1611,11 +1610,11 @@ s32 func0f117b4c(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buf
|
|||
return 0x80;
|
||||
}
|
||||
|
||||
if (operation == OS_WRITE) {
|
||||
if (flag == OS_WRITE) {
|
||||
return pakWriteEeprom(newaddress, buffer, len);
|
||||
}
|
||||
|
||||
if (operation == OS_READ) {
|
||||
if (flag == OS_READ) {
|
||||
return pakReadEeprom(newaddress, buffer, len);
|
||||
}
|
||||
|
||||
|
|
@ -7367,17 +7366,19 @@ glabel func0f11a434
|
|||
// var800a2380[device].unk2b4 = -1;
|
||||
//}
|
||||
|
||||
s32 func0f11a504(s8 arg0, s32 arg1, s32 arg2, u8 operation, u32 address, u32 len, u8 *buffer)
|
||||
s32 func0f11a504(s8 device, OSPfs *pfs, s32 file_no, u8 flag, u32 address, u32 len, u8 *buffer)
|
||||
{
|
||||
s32 result;
|
||||
len = func0f1165f8(arg0, len);
|
||||
len = func0f1165f8(device, len);
|
||||
|
||||
#if VERSION >= VERSION_NTSC_1_0
|
||||
joy000150e8();
|
||||
#else
|
||||
joy000150e8(3096, "pak.c");
|
||||
#endif
|
||||
result = func0f117b4c(arg1, arg2, operation, address, len, buffer);
|
||||
|
||||
result = func0f117b4c(pfs, file_no, flag, address, len, buffer);
|
||||
|
||||
#if VERSION >= VERSION_NTSC_1_0
|
||||
joy00015144();
|
||||
#else
|
||||
|
|
|
|||
|
|
@ -100,6 +100,7 @@ typedef struct {
|
|||
#define PFS_LABEL_AREA 7
|
||||
#define PFS_INODE_SIZE_PER_PAGE 128
|
||||
#define PFS_PAGE_NOT_USED 3
|
||||
#define PFS_WRITTEN 2
|
||||
#define PFS_PAGE_SIZE (BLOCKSIZE * PFS_ONE_PAGE)
|
||||
|
||||
#define PFS_READ 0
|
||||
|
|
@ -159,6 +160,7 @@ s32 osPfsAllocateFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_na
|
|||
s32 osPfsFindFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 *file_no);
|
||||
s32 osPfsDeleteFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name);
|
||||
s32 osPfsFileState(OSPfs *pfs, s32 file_no, OSPfsState *state);
|
||||
s32 osPfsReadWriteFile(OSPfs* pfs, s32 fileNo, u8 flag, s32 offset, s32 size, u8* data);
|
||||
|
||||
s32 osMotorAccess(OSPfs *pfs, u32 vibrate);
|
||||
void osSetUpMempakWrite(s32 channel, OSPifRam* buf);
|
||||
|
|
|
|||
|
|
@ -5,7 +5,7 @@
|
|||
#include "types.h"
|
||||
|
||||
u32 func0f1165d0(s8 device);
|
||||
u32 func0f1165f8(s8 arg0, u32 arg1);
|
||||
u32 func0f1165f8(s8 device, u32 arg1);
|
||||
u32 func0f116658(s8 arg0, u32 arg1);
|
||||
u32 func0f116684(u32 arg0);
|
||||
u32 func0f11668c(s8 device);
|
||||
|
|
@ -48,7 +48,7 @@ s32 func0f117b04(OSMesgQueue *mq, OSPfs *pfs, s32 channel, s32 *arg3);
|
|||
s32 func0f117b04(OSMesgQueue *mq, OSPfs *pfs, s32 channel);
|
||||
#endif
|
||||
|
||||
s32 func0f117b4c(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buffer);
|
||||
s32 func0f117b4c(OSPfs *pfs, s32 file_no, u8 flag, u32 address, u32 len, u8 *buffer);
|
||||
s32 func0f117c0c(s32 arg0, s32 *arg1, s32 *arg2);
|
||||
s32 func0f117c80(OSPfs *pfs, s32 *arg1);
|
||||
s32 func0f117ce4(OSPfs *pfs, s32 file_no, OSPfsState *note);
|
||||
|
|
@ -85,7 +85,7 @@ u32 func0f11a1d0(void);
|
|||
void func0f11a2e4(void);
|
||||
void func0f11a32c(s8 device, u8 arg1, u32 line, char *file);
|
||||
void func0f11a434(s8 arg0);
|
||||
s32 func0f11a504(s8 arg0, s32 arg1, s32 arg2, u8 operation, u32 address, u32 len, u8 *buffer);
|
||||
s32 func0f11a504(s8 device, OSPfs *pfs, s32 file_no, u8 flag, u32 address, u32 len, u8 *buffer);
|
||||
s32 func0f11a574(s8 device);
|
||||
u32 func0f11a7dc(void);
|
||||
u32 func0f11a8f4(void);
|
||||
|
|
|
|||
|
|
@ -1,9 +0,0 @@
|
|||
#ifndef _IN_LIB_LIB_50480_H
|
||||
#define _IN_LIB_LIB_50480_H
|
||||
#include <ultra64.h>
|
||||
#include "data.h"
|
||||
#include "types.h"
|
||||
|
||||
s32 func00050554(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buffer);
|
||||
|
||||
#endif
|
||||
|
|
@ -1,297 +0,0 @@
|
|||
#include <ultra64.h>
|
||||
#include "libultra_internal.h"
|
||||
#include "constants.h"
|
||||
#include "bss.h"
|
||||
#include "lib/lib_50480.h"
|
||||
#include "data.h"
|
||||
#include "types.h"
|
||||
|
||||
#define CHECK_IPAGE(p, pfs) \
|
||||
(((p).ipage >= (pfs).inode_start_page) && ((p).inode_t.bank < (pfs).banks) && ((p).inode_t.page >= 0x01) && \
|
||||
((p).inode_t.page < 0x80))
|
||||
|
||||
s32 __osPfsGetNextPage(OSPfs *pfs, u8 *bank, __OSInode *inode, __OSInodeUnit *page)
|
||||
{
|
||||
s32 ret;
|
||||
|
||||
if (page->inode_t.bank != *bank) {
|
||||
*bank = page->inode_t.bank;
|
||||
|
||||
if ((ret = __osPfsRWInode(pfs, inode, PFS_READ, *bank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
*page = inode->inode_page[page->inode_t.page];
|
||||
|
||||
if (!CHECK_IPAGE(*page, *pfs)) {
|
||||
if (page->ipage == 1) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
return PFS_ERR_INCONSISTENT;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
GLOBAL_ASM(
|
||||
glabel func00050554
|
||||
/* 50554: 27bdfe90 */ addiu $sp,$sp,-368
|
||||
/* 50558: afbf002c */ sw $ra,0x2c($sp)
|
||||
/* 5055c: afb30028 */ sw $s3,0x28($sp)
|
||||
/* 50560: afb20024 */ sw $s2,0x24($sp)
|
||||
/* 50564: afb10020 */ sw $s1,0x20($sp)
|
||||
/* 50568: afb0001c */ sw $s0,0x1c($sp)
|
||||
/* 5056c: afa60178 */ sw $a2,0x178($sp)
|
||||
/* 50570: 8c8e0050 */ lw $t6,0x50($a0)
|
||||
/* 50574: 30d000ff */ andi $s0,$a2,0xff
|
||||
/* 50578: 00e08825 */ or $s1,$a3,$zero
|
||||
/* 5057c: 00ae082a */ slt $at,$a1,$t6
|
||||
/* 50580: 10200003 */ beqz $at,.L00050590
|
||||
/* 50584: 00809025 */ or $s2,$a0,$zero
|
||||
/* 50588: 04a10003 */ bgez $a1,.L00050598
|
||||
/* 5058c: 8fa20180 */ lw $v0,0x180($sp)
|
||||
.L00050590:
|
||||
/* 50590: 100000c7 */ b .L000508b0
|
||||
/* 50594: 24020005 */ addiu $v0,$zero,0x5
|
||||
.L00050598:
|
||||
/* 50598: 18400003 */ blez $v0,.L000505a8
|
||||
/* 5059c: 304f001f */ andi $t7,$v0,0x1f
|
||||
/* 505a0: 11e00003 */ beqz $t7,.L000505b0
|
||||
/* 505a4: 00000000 */ nop
|
||||
.L000505a8:
|
||||
/* 505a8: 100000c1 */ b .L000508b0
|
||||
/* 505ac: 24020005 */ addiu $v0,$zero,0x5
|
||||
.L000505b0:
|
||||
/* 505b0: 06200003 */ bltz $s1,.L000505c0
|
||||
/* 505b4: 3238001f */ andi $t8,$s1,0x1f
|
||||
/* 505b8: 53000004 */ beqzl $t8,.L000505cc
|
||||
/* 505bc: 8e590000 */ lw $t9,0x0($s2)
|
||||
.L000505c0:
|
||||
/* 505c0: 100000bb */ b .L000508b0
|
||||
/* 505c4: 24020005 */ addiu $v0,$zero,0x5
|
||||
/* 505c8: 8e590000 */ lw $t9,0x0($s2)
|
||||
.L000505cc:
|
||||
/* 505cc: 02402025 */ or $a0,$s2,$zero
|
||||
/* 505d0: 33280001 */ andi $t0,$t9,0x1
|
||||
/* 505d4: 15000003 */ bnez $t0,.L000505e4
|
||||
/* 505d8: 00000000 */ nop
|
||||
/* 505dc: 100000b4 */ b .L000508b0
|
||||
/* 505e0: 24020005 */ addiu $v0,$zero,0x5
|
||||
.L000505e4:
|
||||
/* 505e4: 0c013218 */ jal __osCheckId
|
||||
/* 505e8: afa50174 */ sw $a1,0x174($sp)
|
||||
/* 505ec: 24010002 */ addiu $at,$zero,0x2
|
||||
/* 505f0: 54410004 */ bnel $v0,$at,.L00050604
|
||||
/* 505f4: 92490065 */ lbu $t1,0x65($s2)
|
||||
/* 505f8: 100000ad */ b .L000508b0
|
||||
/* 505fc: 24020002 */ addiu $v0,$zero,0x2
|
||||
/* 50600: 92490065 */ lbu $t1,0x65($s2)
|
||||
.L00050604:
|
||||
/* 50604: 02402025 */ or $a0,$s2,$zero
|
||||
/* 50608: 51200008 */ beqzl $t1,.L0005062c
|
||||
/* 5060c: 8e4a005c */ lw $t2,0x5c($s2)
|
||||
/* 50610: 0c013378 */ jal __osPfsSelectBank
|
||||
/* 50614: 00002825 */ or $a1,$zero,$zero
|
||||
/* 50618: 50400004 */ beqzl $v0,.L0005062c
|
||||
/* 5061c: 8e4a005c */ lw $t2,0x5c($s2)
|
||||
/* 50620: 100000a4 */ b .L000508b4
|
||||
/* 50624: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
/* 50628: 8e4a005c */ lw $t2,0x5c($s2)
|
||||
.L0005062c:
|
||||
/* 5062c: 8fab0174 */ lw $t3,0x174($sp)
|
||||
/* 50630: 8e440004 */ lw $a0,0x4($s2)
|
||||
/* 50634: 8e450008 */ lw $a1,0x8($s2)
|
||||
/* 50638: 014b3021 */ addu $a2,$t2,$t3
|
||||
/* 5063c: 30ccffff */ andi $t4,$a2,0xffff
|
||||
/* 50640: 01803025 */ or $a2,$t4,$zero
|
||||
/* 50644: 0c012e18 */ jal __osContRamRead
|
||||
/* 50648: 27a7014c */ addiu $a3,$sp,0x14c
|
||||
/* 5064c: 10400003 */ beqz $v0,.L0005065c
|
||||
/* 50650: 97ad0150 */ lhu $t5,0x150($sp)
|
||||
/* 50654: 10000097 */ b .L000508b4
|
||||
/* 50658: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
.L0005065c:
|
||||
/* 5065c: 11a00003 */ beqz $t5,.L0005066c
|
||||
/* 50660: 8fae014c */ lw $t6,0x14c($sp)
|
||||
/* 50664: 15c00003 */ bnez $t6,.L00050674
|
||||
/* 50668: 97af0152 */ lhu $t7,0x152($sp)
|
||||
.L0005066c:
|
||||
/* 5066c: 10000090 */ b .L000508b0
|
||||
/* 50670: 24020005 */ addiu $v0,$zero,0x5
|
||||
.L00050674:
|
||||
/* 50674: 8e580060 */ lw $t8,0x60($s2)
|
||||
/* 50678: 93b90152 */ lbu $t9,0x152($sp)
|
||||
/* 5067c: 97aa0152 */ lhu $t2,0x152($sp)
|
||||
/* 50680: 01f8082a */ slt $at,$t7,$t8
|
||||
/* 50684: 5420000a */ bnezl $at,.L000506b0
|
||||
/* 50688: 24010001 */ addiu $at,$zero,0x1
|
||||
/* 5068c: 92480064 */ lbu $t0,0x64($s2)
|
||||
/* 50690: 93a90153 */ lbu $t1,0x153($sp)
|
||||
/* 50694: 0328082a */ slt $at,$t9,$t0
|
||||
/* 50698: 50200005 */ beqzl $at,.L000506b0
|
||||
/* 5069c: 24010001 */ addiu $at,$zero,0x1
|
||||
/* 506a0: 19200002 */ blez $t1,.L000506ac
|
||||
/* 506a4: 29210080 */ slti $at,$t1,0x80
|
||||
/* 506a8: 14200007 */ bnez $at,.L000506c8
|
||||
.L000506ac:
|
||||
/* 506ac: 24010001 */ addiu $at,$zero,0x1
|
||||
.L000506b0:
|
||||
/* 506b0: 15410003 */ bne $t2,$at,.L000506c0
|
||||
/* 506b4: 00000000 */ nop
|
||||
/* 506b8: 1000007d */ b .L000508b0
|
||||
/* 506bc: 24020005 */ addiu $v0,$zero,0x5
|
||||
.L000506c0:
|
||||
/* 506c0: 1000007b */ b .L000508b0
|
||||
/* 506c4: 24020003 */ addiu $v0,$zero,0x3
|
||||
.L000506c8:
|
||||
/* 506c8: 16000007 */ bnez $s0,.L000506e8
|
||||
/* 506cc: afb00034 */ sw $s0,0x34($sp)
|
||||
/* 506d0: 93ac0154 */ lbu $t4,0x154($sp)
|
||||
/* 506d4: 318d0002 */ andi $t5,$t4,0x2
|
||||
/* 506d8: 55a00004 */ bnezl $t5,.L000506ec
|
||||
/* 506dc: 97af0152 */ lhu $t7,0x152($sp)
|
||||
/* 506e0: 10000073 */ b .L000508b0
|
||||
/* 506e4: 24020006 */ addiu $v0,$zero,0x6
|
||||
.L000506e8:
|
||||
/* 506e8: 97af0152 */ lhu $t7,0x152($sp)
|
||||
.L000506ec:
|
||||
/* 506ec: 240e00ff */ addiu $t6,$zero,0xff
|
||||
/* 506f0: a3ae003b */ sb $t6,0x3b($sp)
|
||||
/* 506f4: 06210003 */ bgez $s1,.L00050704
|
||||
/* 506f8: 00111143 */ sra $v0,$s1,0x5
|
||||
/* 506fc: 2621001f */ addiu $at,$s1,0x1f
|
||||
/* 50700: 00011143 */ sra $v0,$at,0x5
|
||||
.L00050704:
|
||||
/* 50704: 28410008 */ slti $at,$v0,0x8
|
||||
/* 50708: 00408025 */ or $s0,$v0,$zero
|
||||
/* 5070c: 1420000d */ bnez $at,.L00050744
|
||||
/* 50710: a7af0048 */ sh $t7,0x48($sp)
|
||||
/* 50714: 02402025 */ or $a0,$s2,$zero
|
||||
.L00050718:
|
||||
/* 50718: 27a5003b */ addiu $a1,$sp,0x3b
|
||||
/* 5071c: 27a6004c */ addiu $a2,$sp,0x4c
|
||||
/* 50720: 0c014120 */ jal __osPfsGetNextPage
|
||||
/* 50724: 27a70048 */ addiu $a3,$sp,0x48
|
||||
/* 50728: 10400003 */ beqz $v0,.L00050738
|
||||
/* 5072c: 2610fff8 */ addiu $s0,$s0,-8
|
||||
/* 50730: 10000060 */ b .L000508b4
|
||||
/* 50734: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
.L00050738:
|
||||
/* 50738: 2a010008 */ slti $at,$s0,0x8
|
||||
/* 5073c: 5020fff6 */ beqzl $at,.L00050718
|
||||
/* 50740: 02402025 */ or $a0,$s2,$zero
|
||||
.L00050744:
|
||||
/* 50744: 8fa20180 */ lw $v0,0x180($sp)
|
||||
/* 50748: 8fb10184 */ lw $s1,0x184($sp)
|
||||
/* 5074c: 04410003 */ bgez $v0,.L0005075c
|
||||
/* 50750: 0002c143 */ sra $t8,$v0,0x5
|
||||
/* 50754: 2441001f */ addiu $at,$v0,0x1f
|
||||
/* 50758: 0001c143 */ sra $t8,$at,0x5
|
||||
.L0005075c:
|
||||
/* 5075c: 1b000031 */ blez $t8,.L00050824
|
||||
/* 50760: 03009825 */ or $s3,$t8,$zero
|
||||
.L00050764:
|
||||
/* 50764: 24010008 */ addiu $at,$zero,0x8
|
||||
/* 50768: 16010009 */ bne $s0,$at,.L00050790
|
||||
/* 5076c: 02402025 */ or $a0,$s2,$zero
|
||||
/* 50770: 27a5003b */ addiu $a1,$sp,0x3b
|
||||
/* 50774: 27a6004c */ addiu $a2,$sp,0x4c
|
||||
/* 50778: 0c014120 */ jal __osPfsGetNextPage
|
||||
/* 5077c: 27a70048 */ addiu $a3,$sp,0x48
|
||||
/* 50780: 10400003 */ beqz $v0,.L00050790
|
||||
/* 50784: 00008025 */ or $s0,$zero,$zero
|
||||
/* 50788: 1000004a */ b .L000508b4
|
||||
/* 5078c: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
.L00050790:
|
||||
/* 50790: 93b90048 */ lbu $t9,0x48($sp)
|
||||
/* 50794: 92480065 */ lbu $t0,0x65($s2)
|
||||
/* 50798: 02402025 */ or $a0,$s2,$zero
|
||||
/* 5079c: 53280008 */ beql $t9,$t0,.L000507c0
|
||||
/* 507a0: 93a90049 */ lbu $t1,0x49($sp)
|
||||
/* 507a4: 0c013378 */ jal __osPfsSelectBank
|
||||
/* 507a8: 03202825 */ or $a1,$t9,$zero
|
||||
/* 507ac: 50400004 */ beqzl $v0,.L000507c0
|
||||
/* 507b0: 93a90049 */ lbu $t1,0x49($sp)
|
||||
/* 507b4: 1000003f */ b .L000508b4
|
||||
/* 507b8: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
/* 507bc: 93a90049 */ lbu $t1,0x49($sp)
|
||||
.L000507c0:
|
||||
/* 507c0: 8fac0034 */ lw $t4,0x34($sp)
|
||||
/* 507c4: 02203825 */ or $a3,$s1,$zero
|
||||
/* 507c8: 000950c0 */ sll $t2,$t1,0x3
|
||||
/* 507cc: 01503021 */ addu $a2,$t2,$s0
|
||||
/* 507d0: 30cbffff */ andi $t3,$a2,0xffff
|
||||
/* 507d4: 15800007 */ bnez $t4,.L000507f4
|
||||
/* 507d8: 01603025 */ or $a2,$t3,$zero
|
||||
/* 507dc: 8e440004 */ lw $a0,0x4($s2)
|
||||
/* 507e0: 8e450008 */ lw $a1,0x8($s2)
|
||||
/* 507e4: 0c012e18 */ jal __osContRamRead
|
||||
/* 507e8: 02203825 */ or $a3,$s1,$zero
|
||||
/* 507ec: 10000006 */ b .L00050808
|
||||
/* 507f0: 00401825 */ or $v1,$v0,$zero
|
||||
.L000507f4:
|
||||
/* 507f4: 8e440004 */ lw $a0,0x4($s2)
|
||||
/* 507f8: 8e450008 */ lw $a1,0x8($s2)
|
||||
/* 507fc: 0c012d84 */ jal __osContRamWrite
|
||||
/* 50800: afa00010 */ sw $zero,0x10($sp)
|
||||
/* 50804: 00401825 */ or $v1,$v0,$zero
|
||||
.L00050808:
|
||||
/* 50808: 10400003 */ beqz $v0,.L00050818
|
||||
/* 5080c: 26310020 */ addiu $s1,$s1,0x20
|
||||
/* 50810: 10000027 */ b .L000508b0
|
||||
/* 50814: 00601025 */ or $v0,$v1,$zero
|
||||
.L00050818:
|
||||
/* 50818: 2673ffff */ addiu $s3,$s3,-1
|
||||
/* 5081c: 1660ffd1 */ bnez $s3,.L00050764
|
||||
/* 50820: 26100001 */ addiu $s0,$s0,0x1
|
||||
.L00050824:
|
||||
/* 50824: 8fad0034 */ lw $t5,0x34($sp)
|
||||
/* 50828: 93a20154 */ lbu $v0,0x154($sp)
|
||||
/* 5082c: 24010001 */ addiu $at,$zero,0x1
|
||||
/* 50830: 15a1001c */ bne $t5,$at,.L000508a4
|
||||
/* 50834: 304e0002 */ andi $t6,$v0,0x2
|
||||
/* 50838: 15c0001a */ bnez $t6,.L000508a4
|
||||
/* 5083c: 344f0002 */ ori $t7,$v0,0x2
|
||||
/* 50840: a3af0154 */ sb $t7,0x154($sp)
|
||||
/* 50844: 92580065 */ lbu $t8,0x65($s2)
|
||||
/* 50848: 02402025 */ or $a0,$s2,$zero
|
||||
/* 5084c: 53000008 */ beqzl $t8,.L00050870
|
||||
/* 50850: 8e48005c */ lw $t0,0x5c($s2)
|
||||
/* 50854: 0c013378 */ jal __osPfsSelectBank
|
||||
/* 50858: 00002825 */ or $a1,$zero,$zero
|
||||
/* 5085c: 50400004 */ beqzl $v0,.L00050870
|
||||
/* 50860: 8e48005c */ lw $t0,0x5c($s2)
|
||||
/* 50864: 10000013 */ b .L000508b4
|
||||
/* 50868: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
/* 5086c: 8e48005c */ lw $t0,0x5c($s2)
|
||||
.L00050870:
|
||||
/* 50870: 8fb90174 */ lw $t9,0x174($sp)
|
||||
/* 50874: 8e440004 */ lw $a0,0x4($s2)
|
||||
/* 50878: 8e450008 */ lw $a1,0x8($s2)
|
||||
/* 5087c: 01193021 */ addu $a2,$t0,$t9
|
||||
/* 50880: 30c9ffff */ andi $t1,$a2,0xffff
|
||||
/* 50884: 01203025 */ or $a2,$t1,$zero
|
||||
/* 50888: afa00010 */ sw $zero,0x10($sp)
|
||||
/* 5088c: 0c012d84 */ jal __osContRamWrite
|
||||
/* 50890: 27a7014c */ addiu $a3,$sp,0x14c
|
||||
/* 50894: 50400004 */ beqzl $v0,.L000508a8
|
||||
/* 50898: 8e440004 */ lw $a0,0x4($s2)
|
||||
/* 5089c: 10000005 */ b .L000508b4
|
||||
/* 508a0: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
.L000508a4:
|
||||
/* 508a4: 8e440004 */ lw $a0,0x4($s2)
|
||||
.L000508a8:
|
||||
/* 508a8: 0c012ea4 */ jal __osPfsGetStatus
|
||||
/* 508ac: 8e450008 */ lw $a1,0x8($s2)
|
||||
.L000508b0:
|
||||
/* 508b0: 8fbf002c */ lw $ra,0x2c($sp)
|
||||
.L000508b4:
|
||||
/* 508b4: 8fb0001c */ lw $s0,0x1c($sp)
|
||||
/* 508b8: 8fb10020 */ lw $s1,0x20($sp)
|
||||
/* 508bc: 8fb20024 */ lw $s2,0x24($sp)
|
||||
/* 508c0: 8fb30028 */ lw $s3,0x28($sp)
|
||||
/* 508c4: 03e00008 */ jr $ra
|
||||
/* 508c8: 27bd0170 */ addiu $sp,$sp,0x170
|
||||
);
|
||||
|
|
@ -2,7 +2,6 @@
|
|||
#include "libultra_internal.h"
|
||||
#include "constants.h"
|
||||
#include "bss.h"
|
||||
#include "lib/lib_50480.h"
|
||||
#include "data.h"
|
||||
#include "types.h"
|
||||
|
||||
|
|
|
|||
|
|
@ -0,0 +1,151 @@
|
|||
#include <ultra64.h>
|
||||
#include "libultra_internal.h"
|
||||
#include "constants.h"
|
||||
#include "bss.h"
|
||||
#include "data.h"
|
||||
#include "types.h"
|
||||
|
||||
#define CHECK_IPAGE(p, pfs) \
|
||||
(((p).ipage >= (pfs).inode_start_page) && ((p).inode_t.bank < (pfs).banks) && ((p).inode_t.page >= 0x01) && \
|
||||
((p).inode_t.page < 0x80))
|
||||
|
||||
s32 __osPfsGetNextPage(OSPfs *pfs, u8 *bank, __OSInode *inode, __OSInodeUnit *page)
|
||||
{
|
||||
s32 ret;
|
||||
|
||||
if (page->inode_t.bank != *bank) {
|
||||
*bank = page->inode_t.bank;
|
||||
|
||||
if ((ret = __osPfsRWInode(pfs, inode, PFS_READ, *bank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
*page = inode->inode_page[page->inode_t.page];
|
||||
|
||||
if (!CHECK_IPAGE(*page, *pfs)) {
|
||||
if (page->ipage == 1) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
return PFS_ERR_INCONSISTENT;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
s32 osPfsReadWriteFile(OSPfs* pfs, s32 fileNo, u8 flag, s32 offset, s32 size, u8* data)
|
||||
{
|
||||
s32 ret;
|
||||
__OSDir dir;
|
||||
__OSInode inode;
|
||||
__OSInodeUnit curPage;
|
||||
s32 curBlock;
|
||||
s32 blockSize;
|
||||
u8* buffer;
|
||||
u8 bank;
|
||||
u16 blockno;
|
||||
|
||||
if (fileNo >= pfs->dir_size || fileNo < 0) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
if (size <= 0 || (size % BLOCKSIZE) != 0) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
if (offset < 0 || (offset % BLOCKSIZE) != 0) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
if (!(pfs->status & PFS_INITIALIZED)) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
if (__osCheckId(pfs) == PFS_ERR_NEW_PACK) {
|
||||
return PFS_ERR_NEW_PACK;
|
||||
}
|
||||
|
||||
if (pfs->activebank != 0 && (ret = __osPfsSelectBank(pfs, 0)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = __osContRamRead(pfs->queue, pfs->channel, pfs->dir_table + fileNo, (u8*)&dir)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (dir.company_code == 0 || dir.game_code == 0) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
if (!CHECK_IPAGE(dir.start_page, *pfs)) {
|
||||
if (dir.start_page.ipage == 1) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
return PFS_ERR_INCONSISTENT;
|
||||
}
|
||||
|
||||
if (flag == PFS_READ && ((dir.status & PFS_WRITTEN) == 0)) {
|
||||
return PFS_ERR_BAD_DATA;
|
||||
}
|
||||
|
||||
bank = 255;
|
||||
curBlock = offset / BLOCKSIZE;
|
||||
curPage = dir.start_page;
|
||||
|
||||
while (curBlock >= 8) {
|
||||
if ((ret = __osPfsGetNextPage(pfs, &bank, &inode, &curPage)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
curBlock -= 8;
|
||||
}
|
||||
|
||||
blockSize = size / BLOCKSIZE;
|
||||
buffer = data;
|
||||
|
||||
while (blockSize > 0) {
|
||||
if (curBlock == 8) {
|
||||
if ((ret = __osPfsGetNextPage(pfs, &bank, &inode, &curPage)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
curBlock = 0;
|
||||
}
|
||||
|
||||
if (pfs->activebank != curPage.inode_t.bank && (ret = __osPfsSelectBank(pfs, curPage.inode_t.bank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
blockno = curPage.inode_t.page * PFS_ONE_PAGE + curBlock;
|
||||
|
||||
if (flag == PFS_READ) {
|
||||
ret = __osContRamRead(pfs->queue, pfs->channel, blockno, buffer);
|
||||
} else {
|
||||
ret = __osContRamWrite(pfs->queue, pfs->channel, blockno, buffer, 0);
|
||||
}
|
||||
|
||||
if (ret != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
buffer += BLOCKSIZE;
|
||||
curBlock++;
|
||||
blockSize--;
|
||||
}
|
||||
|
||||
if (flag == PFS_WRITE && !(dir.status & PFS_WRITTEN)) {
|
||||
dir.status |= PFS_WRITTEN;
|
||||
|
||||
if (pfs->activebank != 0 && (ret = __osPfsSelectBank(pfs, 0)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if ((ret = __osContRamWrite(pfs->queue, pfs->channel, pfs->dir_table + fileNo, (u8*)&dir, 0)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
return __osPfsGetStatus(pfs->queue, pfs->channel);
|
||||
}
|
||||
Loading…
Reference in New Issue