Decompile osPfsAllocateFile
This commit is contained in:
Ryan Dwyer
parent
42c2dc2801
commit
d119c05b8b
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@ -1726,17 +1726,17 @@ s32 func0f117ce4(s32 arg0, s32 arg1, OSPfsState *note)
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const char var7f1b3c08[] = "Call to osPfsReSizeFile -> pfs=%x, cc=%u, gc=%u, gn=%s, en=%s, l=%d\n";
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u32 func0f117d90(u32 arg0, u16 arg1, u32 arg2, u32 arg3, u32 arg4, u32 arg5, u32 *arg6)
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s32 func0f117d90(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 size, s32 *file_no)
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{
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if (arg0) {
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return func0004d000(arg0, arg1, arg2, arg3, arg4, arg5, arg6);
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if (pfs) {
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return osPfsAllocateFile(pfs, company_code, game_code, game_name, ext_name, size, file_no);
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}
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if (g_PakHasEeprom == 0) {
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return 0x80;
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}
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*arg6 = 0;
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*file_no = 0;
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return 0;
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}
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@ -1754,15 +1754,15 @@ u32 func0f117e00(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, c
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return 0;
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}
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u32 func0f117e58(u32 arg0, u16 arg1, u32 arg2, u32 arg3, u32 arg4, u32 *arg5)
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s32 func0f117e58(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 *file_no)
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{
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if (arg0) {
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return func0004cc10(arg0, arg1, arg2, arg3, arg4, arg5);
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if (pfs) {
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return osPfsFindFile(pfs, company_code, game_code, game_name, ext_name, file_no);
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}
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if (g_PakHasEeprom) {
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#if VERSION >= VERSION_NTSC_FINAL
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*arg5 = 0;
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*file_no = 0;
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return 0;
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#else
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u8 sp64[8];
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@ -1771,7 +1771,7 @@ u32 func0f117e58(u32 arg0, u16 arg1, u32 arg2, u32 arg3, u32 arg4, u32 *arg5)
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u32 b;
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u16 sp44[4];
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*arg5 = 0;
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*file_no = 0;
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a = func0f11a504(SAVEDEVICE_GAMEPAK, 0, 0, 0, 0, align16(0x10), (u8 *)sp56);
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if (func0f11c39c(a, SAVEDEVICE_GAMEPAK, 1, 0x60f)) {
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@ -139,8 +139,8 @@ typedef struct
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/* 0x8 */ u8 status;
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/* 0x9 */ s8 reserved;
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/* 0xA */ u16 data_sum;
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/* 0xC */ u8 ext_name[16];
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/* 0x10 */ u8 game_name[4];
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/* 0xC */ u8 ext_name[4];
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/* 0x10 */ u8 game_name[16];
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} __OSDir;
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typedef struct
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@ -100,6 +100,7 @@ typedef struct {
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#define PFS_LABEL_AREA 7
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#define PFS_INODE_SIZE_PER_PAGE 128
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#define PFS_PAGE_NOT_USED 3
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#define PFS_PAGE_SIZE (BLOCKSIZE * PFS_ONE_PAGE)
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#define PFS_READ 0
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#define PFS_WRITE 1
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@ -52,9 +52,9 @@ s32 func0f117b4c(s32 arg0, s32 arg1, u8 operation, u32 address, u32 len, u8 *buf
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s32 func0f117c0c(s32 arg0, s32 *arg1, s32 *arg2);
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s32 func0f117c80(OSPfs *pfs, s32 *arg1);
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s32 func0f117ce4(s32 arg0, s32 arg1, OSPfsState *note);
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u32 func0f117d90(u32 arg0, u16 arg1, u32 arg2, u32 arg3, u32 arg4, u32 arg5, u32 *arg6);
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s32 func0f117d90(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 size, s32 *file_no);
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u32 func0f117e00(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name);
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u32 func0f117e58(u32 arg0, u16 arg1, u32 arg2, u32 arg3, u32 arg4, u32 *arg5);
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s32 func0f117e58(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 *file_no);
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s32 func0f117ec0(OSPfs *pfs, u16 company_code, u32 game_code, u8 *game_name, u8 *ext_name, u32 numbytes);
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s32 func0f117f80(s8 device);
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s32 func0f117fc0(s8 device);
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@ -4,6 +4,6 @@
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#include "data.h"
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#include "types.h"
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u32 func0004cc10(u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4, u32 *arg5);
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s32 osPfsFindFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 *file_no);
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#endif
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@ -4,7 +4,7 @@
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#include "data.h"
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#include "types.h"
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u32 func0004d000(u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 arg4, u32 arg5, u32 *arg6);
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u32 func0004d334(void);
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s32 osPfsAllocateFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 num_bytes, s32 *file_no);
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s32 __osPfsDeclearPage(OSPfs *pfs, __OSInode *inode, s32 fileSizeInPages, s32 *startPage, u8 bank, s32 *decleared, s32 *finalPage);
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#endif
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@ -67,7 +67,7 @@ glabel func00006550
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/* 6608: 3205ffff */ andi $a1,$s0,0xffff
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/* 660c: 02403025 */ or $a2,$s2,$zero
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/* 6610: 02603825 */ or $a3,$s3,$zero
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/* 6614: 0c013304 */ jal func0004cc10
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/* 6614: 0c013304 */ jal osPfsFindFile
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/* 6618: afb90010 */ sw $t9,0x10($sp)
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/* 661c: 10400005 */ beqz $v0,.L00006634
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/* 6620: 24010005 */ addiu $at,$zero,0x5
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@ -253,7 +253,7 @@ glabel func00006550
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/* 68a0: 02802825 */ or $a1,$s4,$zero
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/* 68a4: 02203025 */ or $a2,$s1,$zero
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/* 68a8: 02e03825 */ or $a3,$s7,$zero
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/* 68ac: 0c0134cd */ jal func0004d334
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/* 68ac: 0c0134cd */ jal __osPfsDeclearPage
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/* 68b0: afb60010 */ sw $s6,0x10($sp)
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/* 68b4: 10400003 */ beqz $v0,.L000068c4
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/* 68b8: 8fac02cc */ lw $t4,0x2cc($sp)
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@ -6,7 +6,7 @@
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#include "types.h"
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GLOBAL_ASM(
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glabel func0004cc10
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glabel osPfsFindFile
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/* 4cc10: 27bdff88 */ addiu $sp,$sp,-120
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/* 4cc14: afbf003c */ sw $ra,0x3c($sp)
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/* 4cc18: afbe0038 */ sw $s8,0x38($sp)
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@ -8,242 +8,115 @@
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#include "data.h"
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#include "types.h"
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GLOBAL_ASM(
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glabel func0004d000
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/* 4d000: 27bdfd68 */ addiu $sp,$sp,-664
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/* 4d004: afb70040 */ sw $s7,0x40($sp)
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/* 4d008: afb6003c */ sw $s6,0x3c($sp)
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/* 4d00c: afb50038 */ sw $s5,0x38($sp)
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/* 4d010: afb30030 */ sw $s3,0x30($sp)
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/* 4d014: afa5029c */ sw $a1,0x29c($sp)
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/* 4d018: 30aeffff */ andi $t6,$a1,0xffff
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/* 4d01c: 01c02825 */ or $a1,$t6,$zero
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/* 4d020: 00809825 */ or $s3,$a0,$zero
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/* 4d024: afbf0044 */ sw $ra,0x44($sp)
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/* 4d028: afb40034 */ sw $s4,0x34($sp)
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/* 4d02c: afb2002c */ sw $s2,0x2c($sp)
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/* 4d030: afb10028 */ sw $s1,0x28($sp)
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/* 4d034: afb00024 */ sw $s0,0x24($sp)
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/* 4d038: afa702a4 */ sw $a3,0x2a4($sp)
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/* 4d03c: 0000b025 */ or $s6,$zero,$zero
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/* 4d040: 0000b825 */ or $s7,$zero,$zero
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/* 4d044: 11c00003 */ beqz $t6,.L0004d054
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/* 4d048: 0000a825 */ or $s5,$zero,$zero
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/* 4d04c: 14c00003 */ bnez $a2,.L0004d05c
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/* 4d050: 8fb102ac */ lw $s1,0x2ac($sp)
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.L0004d054:
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/* 4d054: 100000ac */ b .L0004d308
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/* 4d058: 24020005 */ addiu $v0,$zero,0x5
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.L0004d05c:
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/* 4d05c: 263000ff */ addiu $s0,$s1,0xff
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/* 4d060: 8fb802a8 */ lw $t8,0x2a8($sp)
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/* 4d064: 8fb902b0 */ lw $t9,0x2b0($sp)
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/* 4d068: 06010003 */ bgez $s0,.L0004d078
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/* 4d06c: 00107a03 */ sra $t7,$s0,0x8
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/* 4d070: 260100ff */ addiu $at,$s0,0xff
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/* 4d074: 00017a03 */ sra $t7,$at,0x8
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.L0004d078:
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/* 4d078: 01e08025 */ or $s0,$t7,$zero
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/* 4d07c: 01e0a025 */ or $s4,$t7,$zero
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/* 4d080: 02602025 */ or $a0,$s3,$zero
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/* 4d084: 8fa702a4 */ lw $a3,0x2a4($sp)
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/* 4d088: a7a5029e */ sh $a1,0x29e($sp)
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/* 4d08c: afa602a0 */ sw $a2,0x2a0($sp)
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/* 4d090: afb80010 */ sw $t8,0x10($sp)
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/* 4d094: 0c013304 */ jal func0004cc10
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/* 4d098: afb90014 */ sw $t9,0x14($sp)
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/* 4d09c: 10400005 */ beqz $v0,.L0004d0b4
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/* 4d0a0: 24010005 */ addiu $at,$zero,0x5
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/* 4d0a4: 50410004 */ beql $v0,$at,.L0004d0b8
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/* 4d0a8: 8fa802b0 */ lw $t0,0x2b0($sp)
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/* 4d0ac: 10000097 */ b .L0004d30c
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/* 4d0b0: 8fbf0044 */ lw $ra,0x44($sp)
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.L0004d0b4:
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/* 4d0b4: 8fa802b0 */ lw $t0,0x2b0($sp)
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.L0004d0b8:
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/* 4d0b8: 2401ffff */ addiu $at,$zero,-1
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/* 4d0bc: 02602025 */ or $a0,$s3,$zero
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/* 4d0c0: 8d090000 */ lw $t1,0x0($t0)
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/* 4d0c4: 11210003 */ beq $t1,$at,.L0004d0d4
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/* 4d0c8: 00000000 */ nop
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/* 4d0cc: 1000008e */ b .L0004d308
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/* 4d0d0: 24020009 */ addiu $v0,$zero,0x9
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.L0004d0d4:
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/* 4d0d4: 0c013398 */ jal osPfsFreeBlocks
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/* 4d0d8: 27a50054 */ addiu $a1,$sp,0x54
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/* 4d0dc: 8faa0054 */ lw $t2,0x54($sp)
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/* 4d0e0: 0151082a */ slt $at,$t2,$s1
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/* 4d0e4: 10200003 */ beqz $at,.L0004d0f4
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/* 4d0e8: 00000000 */ nop
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/* 4d0ec: 10000086 */ b .L0004d308
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/* 4d0f0: 24020007 */ addiu $v0,$zero,0x7
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.L0004d0f4:
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/* 4d0f4: 16000003 */ bnez $s0,.L0004d104
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/* 4d0f8: 02602025 */ or $a0,$s3,$zero
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/* 4d0fc: 10000082 */ b .L0004d308
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/* 4d100: 24020005 */ addiu $v0,$zero,0x5
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.L0004d104:
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/* 4d104: 8fab02b0 */ lw $t3,0x2b0($sp)
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/* 4d108: 00002825 */ or $a1,$zero,$zero
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/* 4d10c: 00003025 */ or $a2,$zero,$zero
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/* 4d110: 00003825 */ or $a3,$zero,$zero
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/* 4d114: afa00010 */ sw $zero,0x10($sp)
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/* 4d118: 0c013304 */ jal func0004cc10
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/* 4d11c: afab0014 */ sw $t3,0x14($sp)
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/* 4d120: 10400005 */ beqz $v0,.L0004d138
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/* 4d124: 24010005 */ addiu $at,$zero,0x5
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/* 4d128: 50410004 */ beql $v0,$at,.L0004d13c
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/* 4d12c: 8fac02b0 */ lw $t4,0x2b0($sp)
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/* 4d130: 10000076 */ b .L0004d30c
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/* 4d134: 8fbf0044 */ lw $ra,0x44($sp)
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.L0004d138:
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/* 4d138: 8fac02b0 */ lw $t4,0x2b0($sp)
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.L0004d13c:
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/* 4d13c: 2401ffff */ addiu $at,$zero,-1
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/* 4d140: 8d8d0000 */ lw $t5,0x0($t4)
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/* 4d144: 55a10004 */ bnel $t5,$at,.L0004d158
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/* 4d148: 926e0064 */ lbu $t6,0x64($s3)
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/* 4d14c: 1000006e */ b .L0004d308
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/* 4d150: 24020008 */ addiu $v0,$zero,0x8
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/* 4d154: 926e0064 */ lbu $t6,0x64($s3)
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.L0004d158:
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/* 4d158: 00008025 */ or $s0,$zero,$zero
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/* 4d15c: 27b20180 */ addiu $s2,$sp,0x180
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/* 4d160: 19c00049 */ blez $t6,.L0004d288
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/* 4d164: 27b10080 */ addiu $s1,$sp,0x80
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.L0004d168:
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/* 4d168: 02602025 */ or $a0,$s3,$zero
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/* 4d16c: 02402825 */ or $a1,$s2,$zero
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/* 4d170: 00003025 */ or $a2,$zero,$zero
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/* 4d174: 0c01324d */ jal __osPfsRWInode
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/* 4d178: 320700ff */ andi $a3,$s0,0xff
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/* 4d17c: 10400003 */ beqz $v0,.L0004d18c
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/* 4d180: 02602025 */ or $a0,$s3,$zero
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/* 4d184: 10000061 */ b .L0004d30c
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/* 4d188: 8fbf0044 */ lw $ra,0x44($sp)
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.L0004d18c:
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/* 4d18c: 27af0290 */ addiu $t7,$sp,0x290
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/* 4d190: 27b8028c */ addiu $t8,$sp,0x28c
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/* 4d194: afb80018 */ sw $t8,0x18($sp)
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/* 4d198: afaf0014 */ sw $t7,0x14($sp)
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/* 4d19c: 02402825 */ or $a1,$s2,$zero
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/* 4d1a0: 02803025 */ or $a2,$s4,$zero
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/* 4d1a4: 27a70294 */ addiu $a3,$sp,0x294
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/* 4d1a8: 0c0134cd */ jal func0004d334
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/* 4d1ac: afb00010 */ sw $s0,0x10($sp)
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/* 4d1b0: 10400003 */ beqz $v0,.L0004d1c0
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/* 4d1b4: 8fa30294 */ lw $v1,0x294($sp)
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/* 4d1b8: 10000054 */ b .L0004d30c
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/* 4d1bc: 8fbf0044 */ lw $ra,0x44($sp)
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.L0004d1c0:
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/* 4d1c0: 2401ffff */ addiu $at,$zero,-1
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/* 4d1c4: 5061002b */ beql $v1,$at,.L0004d274
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/* 4d1c8: 926b0064 */ lbu $t3,0x64($s3)
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/* 4d1cc: 16a00004 */ bnez $s5,.L0004d1e0
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/* 4d1d0: 0016c840 */ sll $t9,$s6,0x1
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/* 4d1d4: a3a30051 */ sb $v1,0x51($sp)
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/* 4d1d8: 1000000d */ b .L0004d210
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/* 4d1dc: a3b00050 */ sb $s0,0x50($sp)
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.L0004d1e0:
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/* 4d1e0: 02391021 */ addu $v0,$s1,$t9
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/* 4d1e4: a0500000 */ sb $s0,0x0($v0)
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/* 4d1e8: a0430001 */ sb $v1,0x1($v0)
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/* 4d1ec: 02602025 */ or $a0,$s3,$zero
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/* 4d1f0: 02202825 */ or $a1,$s1,$zero
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/* 4d1f4: 24060001 */ addiu $a2,$zero,0x1
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/* 4d1f8: 0c01324d */ jal __osPfsRWInode
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/* 4d1fc: 32e700ff */ andi $a3,$s7,0xff
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/* 4d200: 50400004 */ beqzl $v0,.L0004d214
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/* 4d204: 8fa80290 */ lw $t0,0x290($sp)
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/* 4d208: 10000040 */ b .L0004d30c
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/* 4d20c: 8fbf0044 */ lw $ra,0x44($sp)
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.L0004d210:
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/* 4d210: 8fa80290 */ lw $t0,0x290($sp)
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.L0004d214:
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/* 4d214: 02402025 */ or $a0,$s2,$zero
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/* 4d218: 02202825 */ or $a1,$s1,$zero
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/* 4d21c: 0114082a */ slt $at,$t0,$s4
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/* 4d220: 5020000a */ beqzl $at,.L0004d24c
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/* 4d224: 0000a025 */ or $s4,$zero,$zero
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/* 4d228: 0c012c5c */ jal bcopy
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/* 4d22c: 24060100 */ addiu $a2,$zero,0x100
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/* 4d230: 8fa90290 */ lw $t1,0x290($sp)
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/* 4d234: 8fb6028c */ lw $s6,0x28c($sp)
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/* 4d238: 321700ff */ andi $s7,$s0,0xff
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/* 4d23c: 26b50001 */ addiu $s5,$s5,0x1
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/* 4d240: 1000000b */ b .L0004d270
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/* 4d244: 0289a023 */ subu $s4,$s4,$t1
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/* 4d248: 0000a025 */ or $s4,$zero,$zero
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.L0004d24c:
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/* 4d24c: 02602025 */ or $a0,$s3,$zero
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/* 4d250: 02402825 */ or $a1,$s2,$zero
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/* 4d254: 24060001 */ addiu $a2,$zero,0x1
|
||||
/* 4d258: 0c01324d */ jal __osPfsRWInode
|
||||
/* 4d25c: 320700ff */ andi $a3,$s0,0xff
|
||||
/* 4d260: 10400009 */ beqz $v0,.L0004d288
|
||||
/* 4d264: 00000000 */ nop
|
||||
/* 4d268: 10000028 */ b .L0004d30c
|
||||
/* 4d26c: 8fbf0044 */ lw $ra,0x44($sp)
|
||||
.L0004d270:
|
||||
/* 4d270: 926b0064 */ lbu $t3,0x64($s3)
|
||||
.L0004d274:
|
||||
/* 4d274: 26100001 */ addiu $s0,$s0,0x1
|
||||
/* 4d278: 320a00ff */ andi $t2,$s0,0xff
|
||||
/* 4d27c: 014b082a */ slt $at,$t2,$t3
|
||||
/* 4d280: 1420ffb9 */ bnez $at,.L0004d168
|
||||
/* 4d284: 01408025 */ or $s0,$t2,$zero
|
||||
.L0004d288:
|
||||
/* 4d288: 1e800004 */ bgtz $s4,.L0004d29c
|
||||
/* 4d28c: 8fa30294 */ lw $v1,0x294($sp)
|
||||
/* 4d290: 2401ffff */ addiu $at,$zero,-1
|
||||
/* 4d294: 14610003 */ bne $v1,$at,.L0004d2a4
|
||||
/* 4d298: 97ac0050 */ lhu $t4,0x50($sp)
|
||||
.L0004d29c:
|
||||
/* 4d29c: 1000001a */ b .L0004d308
|
||||
/* 4d2a0: 24020003 */ addiu $v0,$zero,0x3
|
||||
.L0004d2a4:
|
||||
/* 4d2a4: 97ad029e */ lhu $t5,0x29e($sp)
|
||||
/* 4d2a8: 8fae02a0 */ lw $t6,0x2a0($sp)
|
||||
/* 4d2ac: a7ac0066 */ sh $t4,0x66($sp)
|
||||
/* 4d2b0: a7a0006a */ sh $zero,0x6a($sp)
|
||||
/* 4d2b4: 8fa402a4 */ lw $a0,0x2a4($sp)
|
||||
/* 4d2b8: 27a50070 */ addiu $a1,$sp,0x70
|
||||
/* 4d2bc: 24060010 */ addiu $a2,$zero,0x10
|
||||
/* 4d2c0: a7ad0064 */ sh $t5,0x64($sp)
|
||||
/* 4d2c4: 0c012c5c */ jal bcopy
|
||||
/* 4d2c8: afae0060 */ sw $t6,0x60($sp)
|
||||
/* 4d2cc: 8fa402a8 */ lw $a0,0x2a8($sp)
|
||||
/* 4d2d0: 27a5006c */ addiu $a1,$sp,0x6c
|
||||
/* 4d2d4: 0c012c5c */ jal bcopy
|
||||
/* 4d2d8: 24060004 */ addiu $a2,$zero,0x4
|
||||
/* 4d2dc: 8faf02b0 */ lw $t7,0x2b0($sp)
|
||||
/* 4d2e0: 8e79005c */ lw $t9,0x5c($s3)
|
||||
/* 4d2e4: 8e640004 */ lw $a0,0x4($s3)
|
||||
/* 4d2e8: 8df80000 */ lw $t8,0x0($t7)
|
||||
/* 4d2ec: 8e650008 */ lw $a1,0x8($s3)
|
||||
/* 4d2f0: afa00010 */ sw $zero,0x10($sp)
|
||||
/* 4d2f4: 03193021 */ addu $a2,$t8,$t9
|
||||
/* 4d2f8: 30c8ffff */ andi $t0,$a2,0xffff
|
||||
/* 4d2fc: 01003025 */ or $a2,$t0,$zero
|
||||
/* 4d300: 0c012d84 */ jal __osContRamWrite
|
||||
/* 4d304: 27a70060 */ addiu $a3,$sp,0x60
|
||||
.L0004d308:
|
||||
/* 4d308: 8fbf0044 */ lw $ra,0x44($sp)
|
||||
.L0004d30c:
|
||||
/* 4d30c: 8fb00024 */ lw $s0,0x24($sp)
|
||||
/* 4d310: 8fb10028 */ lw $s1,0x28($sp)
|
||||
/* 4d314: 8fb2002c */ lw $s2,0x2c($sp)
|
||||
/* 4d318: 8fb30030 */ lw $s3,0x30($sp)
|
||||
/* 4d31c: 8fb40034 */ lw $s4,0x34($sp)
|
||||
/* 4d320: 8fb50038 */ lw $s5,0x38($sp)
|
||||
/* 4d324: 8fb6003c */ lw $s6,0x3c($sp)
|
||||
/* 4d328: 8fb70040 */ lw $s7,0x40($sp)
|
||||
/* 4d32c: 03e00008 */ jr $ra
|
||||
/* 4d330: 27bd0298 */ addiu $sp,$sp,0x298
|
||||
);
|
||||
s32 osPfsAllocateFile(OSPfs *pfs, u16 company_code, u32 game_code, char *game_name, char *ext_name, s32 num_bytes, s32 *file_no)
|
||||
{
|
||||
s32 startPage;
|
||||
s32 decleared;
|
||||
s32 prevPage;
|
||||
s32 oldPrevPage = 0;
|
||||
s32 ret = 0;
|
||||
s32 fileSizeInPages;
|
||||
__OSInode inode;
|
||||
__OSInode backupInode;
|
||||
__OSDir dir;
|
||||
u8 bank;
|
||||
u8 prevBank = 0;
|
||||
s32 firsttime = 0;
|
||||
s32 bytes;
|
||||
__OSInodeUnit fpage;
|
||||
|
||||
if (company_code == 0 || game_code == 0) {
|
||||
return PFS_ERR_INVALID;
|
||||
}
|
||||
|
||||
fileSizeInPages = (num_bytes + PFS_PAGE_SIZE - 1) / PFS_PAGE_SIZE;
|
||||
|
||||
if ((ret = osPfsFindFile(pfs, company_code, game_code, game_name, ext_name, file_no)) != 0
|
||||
&& ret != PFS_ERR_INVALID) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (*file_no != -1) {
|
||||
return PFS_ERR_EXIST;
|
||||
}
|
||||
|
||||
ret = osPfsFreeBlocks(pfs, &bytes);
|
||||
|
||||
if (num_bytes > bytes) {
|
||||
return PFS_DATA_FULL;
|
||||
}
|
||||
|
||||
if (fileSizeInPages == 0) {
|
||||
return (PFS_ERR_INVALID);
|
||||
}
|
||||
|
||||
if ((ret = osPfsFindFile(pfs, 0, 0, 0, 0, file_no)) != 0 && ret != PFS_ERR_INVALID) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (*file_no == -1) {
|
||||
return PFS_DIR_FULL;
|
||||
}
|
||||
|
||||
for (bank = 0; bank < pfs->banks; bank++) {
|
||||
if ((ret = __osPfsRWInode(pfs, &inode, PFS_READ, bank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
ret = __osPfsDeclearPage(pfs, &inode, fileSizeInPages, &startPage, bank, &decleared, &prevPage);
|
||||
|
||||
if (ret) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
if (startPage != -1) { /* There is free space */
|
||||
if (firsttime == 0) {
|
||||
fpage.inode_t.page = (u8)startPage;
|
||||
fpage.inode_t.bank = bank;
|
||||
} else { /* Writing previous bank inode */
|
||||
backupInode.inode_page[oldPrevPage].inode_t.bank = bank;
|
||||
backupInode.inode_page[oldPrevPage].inode_t.page = (u8)startPage;
|
||||
|
||||
if ((ret = __osPfsRWInode(pfs, &backupInode, PFS_WRITE, prevBank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
}
|
||||
|
||||
if (fileSizeInPages > decleared) {
|
||||
bcopy(&inode, &backupInode, sizeof(__OSInode));
|
||||
oldPrevPage = prevPage;
|
||||
prevBank = bank;
|
||||
fileSizeInPages -= decleared;
|
||||
firsttime++;
|
||||
} else {
|
||||
fileSizeInPages = 0;
|
||||
|
||||
if ((ret = __osPfsRWInode(pfs, &inode, PFS_WRITE, bank)) != 0) {
|
||||
return ret;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (fileSizeInPages > 0 || startPage == -1) {
|
||||
return PFS_ERR_INCONSISTENT;
|
||||
}
|
||||
|
||||
dir.start_page = fpage;
|
||||
dir.company_code = company_code;
|
||||
dir.game_code = game_code;
|
||||
dir.data_sum = 0;
|
||||
|
||||
bcopy(game_name, dir.game_name, PFS_FILE_NAME_LEN);
|
||||
bcopy(ext_name, dir.ext_name, PFS_FILE_EXT_LEN);
|
||||
|
||||
return __osContRamWrite(pfs->queue, pfs->channel, pfs->dir_table + *file_no, (u8*)&dir, 0);
|
||||
}
|
||||
|
||||
GLOBAL_ASM(
|
||||
glabel func0004d334
|
||||
glabel __osPfsDeclearPage
|
||||
/* 4d334: 27bdfff0 */ addiu $sp,$sp,-16
|
||||
/* 4d338: afb00008 */ sw $s0,0x8($sp)
|
||||
/* 4d33c: 93b00023 */ lbu $s0,0x23($sp)
|
||||
|
|
|
|||
|
|
@ -32,7 +32,7 @@ glabel func0004d480
|
|||
/* 4d4c4: 8faf0180 */ lw $t7,0x180($sp)
|
||||
/* 4d4c8: 27b8016c */ addiu $t8,$sp,0x16c
|
||||
/* 4d4cc: afb80014 */ sw $t8,0x14($sp)
|
||||
/* 4d4d0: 0c013304 */ jal func0004cc10
|
||||
/* 4d4d0: 0c013304 */ jal osPfsFindFile
|
||||
/* 4d4d4: afaf0010 */ sw $t7,0x10($sp)
|
||||
/* 4d4d8: 50400004 */ beqzl $v0,.L0004d4ec
|
||||
/* 4d4dc: 92590065 */ lbu $t9,0x65($s2)
|
||||
|
|
|
|||
Loading…
Reference in New Issue