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-rw-r--r--arm9/asm/FS_file.s448
1 files changed, 448 insertions, 0 deletions
diff --git a/arm9/asm/FS_file.s b/arm9/asm/FS_file.s
new file mode 100644
index 00000000..daec0913
--- /dev/null
+++ b/arm9/asm/FS_file.s
@@ -0,0 +1,448 @@
+ .include "asm/macros.inc"
+ .include "global.inc"
+ .section .text
+
+ arm_func_start FS_ChangeDir
+FS_ChangeDir: ; 0x020D174C
+ stmdb sp!, {r4,lr}
+ sub sp, sp, #0x58
+ mov r4, r0
+ add r0, sp, #0xc
+ bl FS_InitFile
+ add r0, sp, #0xc
+ add r3, sp, #0x0
+ mov r1, r4
+ mov r2, #0x0
+ bl FSi_FindPath
+_020D1774:
+ cmp r0, #0x0
+ moveq r0, #0x0
+ addne r0, sp, #0x0
+ ldrne r3, _020D179C
+ ldmneia r0, {r0, r1, r2}
+ stmneia r3, {r0, r1, r2}
+ movne r0, #0x1
+ add sp, sp, #0x58
+ ldmia sp!, {r4, lr}
+ bx lr
+_020D179C: .word 0x021D53EC
+
+ arm_func_start FS_SeekFile
+FS_SeekFile: ; 0x020D17A0
+ cmp r2, #0x0
+ beq _020D17BC
+ cmp r2, #0x1
+ beq _020D17C8
+ cmp r2, #0x2
+ beq _020D17D4
+ b _020D17E0
+_020D17BC:
+ ldr r2, [r0, #0x24]
+ add r1, r1, r2
+ b _020D17E8
+_020D17C8:
+ ldr r2, [r0, #0x2c]
+ add r1, r1, r2
+ b _020D17E8
+_020D17D4:
+ ldr r2, [r0, #0x28]
+ add r1, r1, r2
+ b _020D17E8
+_020D17E0:
+ mov r0, #0x0
+ bx lr
+_020D17E8:
+ ldr r2, [r0, #0x24]
+ cmp r1, r2
+ movlt r1, r2
+ ldr r2, [r0, #0x28]
+ cmp r1, r2
+ movgt r1, r2
+ str r1, [r0, #0x2c]
+ mov r0, #0x1
+ bx lr
+
+ arm_func_start FS_ReadFile
+FS_ReadFile: ; 0x020D180C
+ ldr ip, _020D1818 ; =FUN_020D1AAC
+ mov r3, #0x0
+ bx r12
+ .balign 4
+_020D1818: .word FUN_020D1AAC
+
+ arm_func_start FS_ReadFileAsync
+FS_ReadFileAsync: ; 0x020D181C
+ ldr ip, _020D1828 ; =FUN_020D1AAC
+ mov r3, #0x1
+ bx r12
+ .balign 4
+_020D1828: .word FUN_020D1AAC
+
+ arm_func_start FS_WaitAsync
+FS_WaitAsync: ; 0x020D182C
+ stmdb sp!, {r4-r7,lr}
+ sub sp, sp, #0x4
+ mov r6, r0
+ mov r5, #0x0
+ bl OS_DisableInterrupts
+ ldr r1, [r6, #0xc]
+ mov r4, r0
+ ands r0, r1, #0x1
+ movne r0, #0x1
+ moveq r0, r5
+ cmp r0, #0x0
+ beq _020D18BC
+ ldr r0, [r6, #0xc]
+ ands r0, r0, #0x44
+ moveq r5, #0x1
+ movne r5, #0x0
+ cmp r5, #0x0
+ beq _020D189C
+ ldr r0, [r6, #0xc]
+ orr r0, r0, #0x4
+ str r0, [r6, #0xc]
+ add r7, r6, #0x18
+_020D1884:
+ mov r0, r7
+ bl OS_SleepThread
+ ldr r0, [r6, #0xc]
+ ands r0, r0, #0x40
+ beq _020D1884
+ b _020D18BC
+_020D189C:
+ add r0, r6, #0x18
+ bl OS_SleepThread
+ ldr r0, [r6, #0xc]
+ ands r0, r0, #0x1
+ movne r0, #0x1
+ moveq r0, #0x0
+ cmp r0, #0x0
+ bne _020D189C
+_020D18BC:
+ mov r0, r4
+ bl OS_RestoreInterrupts
+_020D18C4:
+ cmp r5, #0x0
+ beq _020D18E0
+ mov r0, r6
+ bl FSi_ExecuteSyncCommand
+ add sp, sp, #4
+ ldmia sp!, {r4-r7,lr}
+ bx lr
+_020D18E0:
+ ldr r0, [r6, #0x14]
+ cmp r0, #0x0
+ moveq r0, #0x1
+ movne r0, #0x0
+ add sp, sp, #0x4
+ ldmia sp!, {r4-r7,lr}
+ bx lr
+
+ arm_func_start FS_CloseFile
+FS_CloseFile: ; 0x020D18FC
+ stmdb sp!, {r4,lr}
+ mov r1, #0x8
+ mov r4, r0
+ bl FSi_SendCommand
+_020D190C:
+ cmp r0, #0x0
+ moveq r0, #0x0
+ ldmeqia sp!, {r4,lr}
+ bxeq lr
+ mov r0, #0x0
+ str r0, [r4, #0x8]
+ mov r0, #0xE
+ str r0, [r4, #0x10]
+ ldr r1, [r4, #0xC]
+ mov r0, #0x1
+ bic r1, r1, #0x30
+ str r1, [r4, #0xC]
+ ldmia sp!, {r4,lr}
+ bx lr
+
+ arm_func_start FS_OpenFile
+FS_OpenFile: ; 0x020D1944
+ stmdb sp!, {r4,lr}
+ sub sp, sp, #0x8
+ mov r4, r0
+ add r0, sp, #0x0
+ bl FS_ConvertPathToFileID
+_020D1958:
+ cmp r0, #0x0
+ beq _020D1984
+ add r1, sp, #0x0
+ mov r0, r4
+ ldmia r1, {r1, r2}
+ bl FS_OpenFileFast
+ cmp r0, #0x0
+ addne sp, sp, #0x8
+ movne r0, #0x1
+ ldmneia sp!, {r4, lr}
+ bxne lr
+_020D1984:
+ mov r0, #0x0
+ add sp, sp, #0x8
+ ldmia sp!, {r4, lr}
+ bx lr
+
+ arm_func_start FS_OpenFileFast
+FS_OpenFileFast:
+ stmdb sp!, {r0-r3}
+ stmdb sp!, {r4,lr}
+ ldr r1, [sp, #0xc]
+ mov r4, r0
+ cmp r1, #0x0
+ moveq r0, #0x0
+ ldmeqia sp!, {r4,lr}
+ addeq sp, sp, #0x10
+ bxeq lr
+ str r1, [r4, #0x8]
+ ldr r3, [sp, #0xc]
+ ldr r2, [sp, #0x10]
+ mov r1, #0x6
+ str r3, [r4, #0x30]
+ str r2, [r4, #0x34]
+ bl FSi_SendCommand
+_020D19D4:
+ cmp r0, #0x0
+ moveq r0, #0x0
+ ldmeqia sp!, {r4, lr}
+ addeq sp, sp, #0x10
+ bxeq lr
+ ldr r1, [r4, #0xC]
+ mov r0, #0x1
+ orr r1, r1, #0x10
+ str r1, [r4, #0xC]
+ ldr r1, [r4, #0xC]
+ bic r1, r1, #0x20
+ str r1, [r4, #0xC]
+ ldmia sp!, {r4, lr}
+ add sp, sp, #0x10
+ bx lr
+
+ arm_func_start FS_OpenFileDirect
+FS_OpenFileDirect:
+ stmdb sp!, {r4,lr}
+ mov r4, r0
+ str r1, [r4, #0x8]
+ ldr r12, [sp, #0x8]
+ mov r1, #0x7
+ str r12, [r4, #0x38]
+ str r2, [r4, #0x30]
+ str r3, [r4, #0x34]
+ bl FSi_SendCommand
+_020D1A34:
+ cmp r0, #0x0
+ moveq r0, #0x0
+ ldmeqia sp!, {r4, lr}
+ bxeq lr
+ ldr r1, [r4, #0xC]
+ mov r0, #0x1
+ orr r1, r1, #0x10
+ str r1, [r4, #0xC]
+ ldr r1, [r4, #0xC]
+ bic r1, r1, #0x20
+ str r1, [r4, #0xC]
+ ldmia sp!, {r4, lr}
+ bx lr
+
+ arm_func_start FS_ConvertPathToFileID
+FS_ConvertPathToFileID:
+ stmdb sp!, {r4-r5,lr}
+ sub sp, sp, #0x4c
+ mov r5, r0
+ add r0, sp, #0x0
+ mov r4, r1
+ bl FS_InitFile
+_020D1A80:
+ add r0, sp, #0x0
+ mov r1, r4
+ mov r2, r5
+ mov r3, #0x0
+ bl FSi_FindPath
+ cmp r0, #0x0
+ movne r0, #0x1
+ moveq r0, #0x0
+ add sp, sp, #0x4C
+ ldmia sp!, {r4-r5, lr}
+ bx lr
+
+ arm_func_start FUN_020D1AAC
+FUN_020D1AAC: ; 0x020D1AAC
+ stmdb sp!, {r4-r7,lr}
+ sub sp, sp, #0x4
+ mov r7, r0
+ ldr r4, [r7, #0x2c]
+ ldr r0, [r7, #0x28]
+ mov r6, r2
+ str r1, [r7, #0x30]
+ sub r0, r0, r4
+ cmp r6, r0
+ movgt r6, r0
+ cmp r6, #0x0
+ movlt r6, #0x0
+ str r2, [r7, #0x34]
+ mov r5, r3
+ str r6, [r7, #0x38]
+ cmp r5, #0x0
+ ldreq r0, [r7, #0xc]
+ mov r1, #0x0
+ orreq r0, r0, #0x4
+ streq r0, [r7, #0xc]
+ mov r0, r7
+ bl FSi_SendCommand
+_020D1B04:
+ cmp r5, #0x0
+ bne _020D1B24
+ mov r0, r7
+ bl FS_WaitAsync
+ cmp r0, #0x0
+ ldrne r0, [r7, #0x2C]
+ subne r6, r0, r4
+ mvneq r6, #0x0
+_020D1B24:
+ mov r0, r6
+ add sp, sp, #0x4
+ ldmia sp!, {r4-r7, lr}
+ bx lr
+
+ arm_func_start FSi_FindPath
+FSi_FindPath:
+ stmdb sp!, {r4-r8,lr}
+ sub sp, sp, #0x10
+ mov r7, r1
+ ldrb r1, [r7, #0x0]
+ mov r8, r0
+ mov r6, r2
+ mov r5, r3
+ cmp r1, #0x2f
+ beq _020D1B60
+ cmp r1, #0x5c
+ bne _020D1B84
+_020D1B60:
+ ldr r0, _020D1C90 ; =0x021D53EC
+ mov r1, #0x0
+ ldr r0, [r0, #0x0]
+ strh r1, [sp, #0x4]
+ str r0, [sp, #0x0]
+ str r1, [sp, #0x8]
+ strh r1, [sp, #0x6]
+ add r7, r7, #0x1
+ b _020D1C40
+_020D1B84:
+ ldr r0, _020D1C90 ; =0x021D53EC
+ add r3, sp, #0x0
+ ldmia r0, {r0-r2}
+ stmia r3, {r0-r2}
+ mov r4, #0x0
+_020D1B98:
+ ldrb r0, [r7, r4]
+ cmp r0, #0x0
+ beq _020D1C40
+ cmp r0, #0x2f
+ beq _020D1C40
+ cmp r0, #0x5c
+ beq _020D1C40
+ cmp r0, #0x3a
+ bne _020D1C34
+ mov r0, r7
+ mov r1, r4
+ bl FS_FindArchive
+_020D1BC8:
+ cmp r0, #0x0
+ addeq sp, sp, #0x10
+ moveq r0, #0x0
+ ldmeqia sp!, {r4-r8,lr}
+ bxeq lr
+ ldr r1, [r0, #0x1C]
+ ands r1, r1, #0x2
+ movne r1, #0x1
+ moveq r1, #0x0
+ cmp r1, #0x0
+ addeq sp, sp, #0x10
+ moveq r0, #0x0
+ ldmeqia sp!, {r4-r8,lr}
+ bxeq lr
+ mov r1, #0x0
+ str r0, [sp]
+ str r1, [sp, #0x8]
+ strh r1, [sp, #0x6]
+ strh r1, [sp, #0x4]
+ add r0, r4, #0x1
+ ldrb r0, [r7, r0]!
+ cmp r0, #0x2f
+ beq _020D1C2C
+ cmp r0, #0x5c
+ bne _020D1C40
+_020D1C2C:
+ add r7, r7, #0x1
+ b _020D1C40
+_020D1C34:
+ add r4, r4, #0x1
+ cmp r4, #0x3
+ ble _020D1B98
+_020D1C40:
+ ldr r1, [sp, #0x0]
+ add r0, sp, #0x0
+ str r1, [r8, #0x8]
+ str r7, [r8, #0x3c]
+ add r3, r8, #0x30
+ ldmia r0, {r0-r2}
+ stmia r3, {r0-r2}
+ cmp r5, #0x0
+ movne r0, #0x1
+ strne r0, [r8, #0x40]
+ strne r5, [r8, #0x44]
+ moveq r0, #0x0
+ streq r0, [r8, #0x40]
+ mov r0, r8
+ mov r1, #0x4
+ streq r6, [r8, #0x44]
+ bl FSi_SendCommand
+ add sp, sp, #0x10
+ ldmia sp!, {r4-r8,lr}
+ bx lr
+ .balign 4
+_020D1C90: .word 0x021D53EC
+
+ arm_func_start FS_InitFile
+FS_InitFile:
+ mov r3, #0x0
+ str r3, [r0, #0x0]
+ ldr r2, [r0, #0x0]
+ mov r1, #0xe
+ str r2, [r0, #0x4]
+ str r3, [r0, #0x1c]
+ ldr r2, [r0, #0x1c]
+ str r2, [r0, #0x18]
+ str r3, [r0, #0x8]
+ str r1, [r0, #0x10]
+ str r3, [r0, #0xc]
+ bx lr
+
+ arm_func_start FS_IsAvailable
+FS_IsAvailable: ; 0x020D1CC4
+ ldr r0, _020D1CD0 ; =0x021D53F8
+ ldr r0, [r0, #0x0]
+ bx lr
+ .balign 4
+_020D1CD0: .word 0x021D53F8
+
+ arm_func_start FS_Init
+FS_Init: ; 0x020D1CD4
+ stmdb sp!, {lr}
+ sub sp, sp, #0x4
+ ldr r1, _020D1D0C ; =0x021D53F8
+ ldr r2, [r1, #0x0]
+ cmp r2, #0x0
+ addne sp, sp, #0x4
+ ldmneia sp!, {lr}
+ bxne lr
+ mov r2, #0x1
+ str r2, [r1, #0x0]
+ bl FSi_InitRom
+ add sp, sp, #0x4
+ ldmia sp!, {lr}
+ bx lr
+ .balign 4
+_020D1D0C: .word 0x021D53F8
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