split libdgt

1 files changed, 443 insertions, 0 deletions

diff --git a/arm9/asm/DGT_hash2.s b/arm9/asm/DGT_hash2.s
new file mode 100644
index 00000000..614d700d
--- /dev/null
+++ b/arm9/asm/DGT_hash2.s
@@ -0,0 +1,443 @@
+	.include "asm/macros.inc"
+	.include "global.inc"
+
+    .text
+
+	arm_func_start DGT_Hash2CalcHmac
+DGT_Hash2CalcHmac: ; 0x020D2D78
+	stmdb sp!, {r4-r8,lr}
+	sub sp, sp, #0xa0
+	ldr lr, _020D2E00 ; =0x02106A04
+	add r12, sp, #0x1c
+	mov r8, r0
+	mov r7, r1
+	mov r6, r2
+	mov r5, r3
+	mov r4, r12
+	ldmia lr!, {r0-r3}
+	stmia r12!, {r0-r3}
+	ldmia lr, {r0-r2}
+	stmia r12, {r0-r2}
+	add lr, sp, #0x38
+	add r12, sp, #0x8
+	str lr, [sp, #0x24]
+	ldr lr, _020D2E04 ; =DGT_Hash2Reset
+	str r12, [sp, #0x28]
+	ldr ip, _020D2E08 ; =DGT_Hash2SetSource
+	str lr, [sp, #0x2c]
+	ldr lr, _020D2E0C ; =DGT_Hash2GetDigest
+	str r12, [sp, #0x30]
+	ldr r12, [sp, #0xb8]
+	str lr, [sp, #0x34]
+	str r12, [sp, #0x0]
+	mov r3, r5
+	mov r0, r8
+	mov r1, r7
+	mov r2, r6
+	str r4, [sp, #0x4]
+	bl DGTi_Hash2CalcHmac
+	add sp, sp, #0xa0
+	ldmia sp!, {r4-r8,lr}
+	bx lr
+	.balign 4
+_020D2E00: .word Unk_02106A04 ; = 0x02106A04
+_020D2E04: .word DGT_Hash2Reset
+_020D2E08: .word DGT_Hash2SetSource
+_020D2E0C: .word DGT_Hash2GetDigest
+
+	arm_func_start DGT_Hash2GetDigest
+DGT_Hash2GetDigest: ; 0x020D2E10
+	stmdb sp!, {r0-r3}
+	stmdb sp!, {r4-r6,lr}
+	ldr r0, [sp, #0x10]
+	mov r6, r1
+	ldr r3, [r0, #0x1c]
+	add r5, r0, #0x20
+	ands r1, r3, #0x3
+	mov r0, r3, asr #0x2
+	moveq r1, #0x0
+	streq r1, [r5, r0, lsl #0x2]
+	ldr r2, [sp, #0x10]
+	mov r1, #0x80
+	add r4, r2, #0x20
+	strb r1, [r4, r3]
+	add r3, r3, #0x1
+	ands r1, r3, #0x3
+	beq _020D2E68
+	mov r2, #0x0
+_020D2E58:
+	strb r2, [r4, r3]
+	add r3, r3, #0x1
+	ands r1, r3, #0x3
+	bne _020D2E58
+_020D2E68:
+	ldr r1, [sp, #0x10]
+	add r0, r0, #0x1
+	ldr r1, [r1, #0x1c]
+	cmp r1, #0x38
+	blt _020D2EB4
+	cmp r0, #0x10
+	bge _020D2E98
+	mov r1, #0x0
+_020D2E88:
+	str r1, [r5, r0, lsl #0x2]
+	add r0, r0, #0x1
+	cmp r0, #0x10
+	blt _020D2E88
+_020D2E98:
+	ldr r1, _020D3008 ; =0x02106A00
+	ldr r0, [sp, #0x10]
+	ldr r3, [r1, #0x0]
+	mov r1, r5
+	mov r2, #0x40
+	blx r3
+	mov r0, #0x0
+_020D2EB4:
+	cmp r0, #0xe
+	bge _020D2ED0
+	mov r1, #0x0
+_020D2EC0:
+	str r1, [r5, r0, lsl #0x2]
+	add r0, r0, #0x1
+	cmp r0, #0xe
+	blt _020D2EC0
+_020D2ED0:
+	ldr r0, [sp, #0x10]
+	mov r1, r5
+	ldr r2, [r0, #0x14]
+	ldr r3, _020D3008 ; =0x02106A00
+	strb r2, [r4, #0x3f]
+	mov r0, r2, lsr #0x8
+	strb r0, [r4, #0x3e]
+	mov r0, r2, lsr #0x10
+	strb r0, [r4, #0x3d]
+	mov r0, r2, lsr #0x18
+	strb r0, [r4, #0x3c]
+	ldr r0, [sp, #0x10]
+	mov r2, #0x40
+	ldr r5, [r0, #0x18]
+	strb r5, [r4, #0x3b]
+	mov r0, r5, lsr #0x8
+	strb r0, [r4, #0x3a]
+	mov r0, r5, lsr #0x10
+	strb r0, [r4, #0x39]
+	mov r0, r5, lsr #0x18
+	strb r0, [r4, #0x38]
+	ldr r0, [sp, #0x10]
+	ldr r3, [r3, #0x0]
+	blx r3
+	ldr r0, [sp, #0x10]
+	add r1, sp, #0x10
+	ldr r3, [r0, #0x0]
+	mov r0, #0x0
+	mov r2, r3, lsr #0x18
+	strb r2, [r6, #0x0]
+	mov r2, r3, lsr #0x10
+	strb r2, [r6, #0x1]
+	mov r2, r3, lsr #0x8
+	strb r2, [r6, #0x2]
+	strb r3, [r6, #0x3]
+	ldr r3, [sp, #0x10]
+	mov r2, #0x4
+	ldr r4, [r3, #0x4]
+	mov r3, r4, lsr #0x18
+	strb r3, [r6, #0x4]
+	mov r3, r4, lsr #0x10
+	strb r3, [r6, #0x5]
+	mov r3, r4, lsr #0x8
+	strb r3, [r6, #0x6]
+	strb r4, [r6, #0x7]
+	ldr r3, [sp, #0x10]
+	ldr r4, [r3, #0x8]
+	mov r3, r4, lsr #0x18
+	strb r3, [r6, #0x8]
+	mov r3, r4, lsr #0x10
+	strb r3, [r6, #0x9]
+	mov r3, r4, lsr #0x8
+	strb r3, [r6, #0xa]
+	strb r4, [r6, #0xb]
+	ldr r3, [sp, #0x10]
+	ldr r4, [r3, #0xc]
+	mov r3, r4, lsr #0x18
+	strb r3, [r6, #0xc]
+	mov r3, r4, lsr #0x10
+	strb r3, [r6, #0xd]
+	mov r3, r4, lsr #0x8
+	strb r3, [r6, #0xe]
+	strb r4, [r6, #0xf]
+	ldr r3, [sp, #0x10]
+	ldr r4, [r3, #0x10]
+	mov r3, r4, lsr #0x18
+	strb r3, [r6, #0x10]
+	mov r3, r4, lsr #0x10
+	strb r3, [r6, #0x11]
+	mov r3, r4, lsr #0x8
+	strb r3, [r6, #0x12]
+	strb r4, [r6, #0x13]
+	ldr r3, [sp, #0x10]
+	str r0, [r3, #0x1c]
+	bl MIi_CpuClear32
+	ldmia sp!, {r4-r6,lr}
+	add sp, sp, #0x10
+	bx lr
+	.balign 4
+_020D3008: .word Unk_02106A00 ; = 0x02106A00
+
+	arm_func_start DGT_Hash2SetSource
+DGT_Hash2SetSource: ; 0x020D300C
+	stmdb sp!, {r4-r8,lr}
+	mov r8, r0
+	movs r6, r2
+	mov r7, r1
+	add r5, r8, #0x20
+	ldmeqia sp!, {r4-r8,lr}
+	bxeq lr
+	ldr r0, [r8, #0x14]
+	add r1, r0, r6, lsl #0x3
+	cmp r1, r0
+	ldrcc r0, [r8, #0x18]
+	addcc r0, r0, #0x1
+	strcc r0, [r8, #0x18]
+	ldr r0, [r8, #0x18]
+	add r0, r0, r6, lsr #0x1d
+	str r0, [r8, #0x18]
+	str r1, [r8, #0x14]
+	ldr r1, [r8, #0x1c]
+	cmp r1, #0x0
+	beq _020D30CC
+	add r0, r1, r6
+	cmp r0, #0x40
+	blo _020D30A8
+	rsb r4, r1, #0x40
+	mov r0, r7
+	mov r2, r4
+	add r1, r5, r1
+	bl MI_CpuCopy8
+	ldr r1, _020D3164 ; =0x02106A00
+	mov r0, r8
+	ldr r3, [r1, #0x0]
+	mov r1, r5
+	mov r2, #0x40
+	sub r6, r6, r4
+	add r7, r7, r4
+	blx r3
+	mov r0, #0x0
+	str r0, [r8, #0x1c]
+	b _020D30CC
+_020D30A8:
+	mov r0, r7
+	mov r2, r6
+	add r1, r5, r1
+	bl MI_CpuCopy8
+	ldr r0, [r8, #0x1c]
+	add r0, r0, r6
+	str r0, [r8, #0x1c]
+	ldmia sp!, {r4-r8,lr}
+	bx lr
+_020D30CC:
+	cmp r6, #0x40
+	blo _020D313C
+	bic r4, r6, #0x3f
+	sub r6, r6, r4
+	ands r0, r7, #0x3
+	bne _020D3104
+	ldr r1, _020D3164 ; =0x02106A00
+	mov r0, r8
+	ldr r3, [r1, #0x0]
+	mov r1, r7
+	mov r2, r4
+	blx r3
+	add r7, r7, r4
+	b _020D313C
+_020D3104:
+	mov r0, r7
+	mov r1, r5
+	mov r2, #0x40
+	bl MI_CpuCopy8
+	ldr r1, _020D3164 ; =0x02106A00
+	mov r0, r8
+	ldr r3, [r1, #0x0]
+	mov r1, r5
+	mov r2, #0x40
+	add r7, r7, #0x40
+	blx r3
+	sub r4, r4, #0x40
+	cmp r4, #0x0
+	bgt _020D3104
+_020D313C:
+	str r6, [r8, #0x1c]
+	cmp r6, #0x0
+	ldmeqia sp!, {r4-r8,lr}
+	bxeq lr
+	mov r0, r7
+	mov r1, r5
+	mov r2, r6
+	bl MI_CpuCopy8
+	ldmia sp!, {r4-r8,lr}
+	bx lr
+	.balign 4
+_020D3164: .word Unk_02106A00 ; = 0x02106A00
+
+	arm_func_start DGT_Hash2Reset
+DGT_Hash2Reset: ; 0x020D3168
+	ldr r1, _020D31A4 ; =0x67452301
+	ldr r2, _020D31A8 ; =0xEFCDAB89
+	str r1, [r0, #0x0]
+	ldr r1, _020D31AC ; =0x98BADCFE
+	str r2, [r0, #0x4]
+	ldr r2, _020D31B0 ; =0x10325476
+	str r1, [r0, #0x8]
+	ldr r1, _020D31B4 ; =0xC3D2E1F0
+	str r2, [r0, #0xc]
+	str r1, [r0, #0x10]
+	mov r1, #0x0
+	str r1, [r0, #0x14]
+	str r1, [r0, #0x18]
+	str r1, [r0, #0x1c]
+	bx lr
+	.balign 4
+_020D31A4: .word 0x67452301
+_020D31A8: .word 0xEFCDAB89
+_020D31AC: .word 0x98BADCFE
+_020D31B0: .word 0x10325476
+_020D31B4: .word 0xC3D2E1F0
+
+	arm_func_start DGTi_Hash2CalcHmac
+DGTi_Hash2CalcHmac: ; 0x020D31B8
+	stmdb sp!, {r4-r9,lr}
+	sub sp, sp, #0xc4
+	ldr r5, [sp, #0xe0]
+	ldr r4, [sp, #0xe4]
+	movs r9, r0
+	mov r8, r1
+	mov r7, r2
+	mov r6, r3
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	cmp r8, #0x0
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	cmp r7, #0x0
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	cmp r6, #0x0
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	cmp r5, #0x0
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	cmp r4, #0x0
+	addeq sp, sp, #0xc4
+	ldmeqia sp!, {r4-r9,lr}
+	bxeq lr
+	ldr r0, [r4, #0x4]
+	cmp r5, r0
+	ble _020D3278
+	ldr r0, [r4, #0x8]
+	ldr r1, [r4, #0x10]
+	blx r1
+	ldr r0, [r4, #0x8]
+	ldr r3, [r4, #0x14]
+	mov r1, r6
+	mov r2, r5
+	blx r3
+	ldr r0, [r4, #0x8]
+	ldr r2, [r4, #0x18]
+	add r1, sp, #0x0
+	blx r2
+	ldr r5, [r4, #0x0]
+	add r6, sp, #0x0
+_020D3278:
+	cmp r5, #0x0
+	mov r0, #0x0
+	ble _020D32A0
+	add r2, sp, #0x40
+_020D3288:
+	ldrb r1, [r6, r0]
+	add r0, r0, #0x1
+	cmp r0, r5
+	eor r1, r1, #0x36
+	strb r1, [r2], #0x1
+	blt _020D3288
+_020D32A0:
+	ldr r1, [r4, #0x4]
+	cmp r0, r1
+	bge _020D32CC
+	add r1, sp, #0x40
+	add r3, r1, r0
+	mov r2, #0x36
+_020D32B8:
+	strb r2, [r3], #0x1
+	ldr r1, [r4, #0x4]
+	add r0, r0, #0x1
+	cmp r0, r1
+	blt _020D32B8
+_020D32CC:
+	ldr r0, [r4, #0x8]
+	ldr r1, [r4, #0x10]
+	blx r1
+	ldr r0, [r4, #0x8]
+	ldr r2, [r4, #0x4]
+	ldr r3, [r4, #0x14]
+	add r1, sp, #0x40
+	blx r3
+	ldr r0, [r4, #0x8]
+	ldr r3, [r4, #0x14]
+	mov r1, r8
+	mov r2, r7
+	blx r3
+	ldr r0, [r4, #0x8]
+	ldr r1, [r4, #0xc]
+	ldr r2, [r4, #0x18]
+	blx r2
+	cmp r5, #0x0
+	mov r2, #0x0
+	ble _020D3338
+	add r1, sp, #0x80
+_020D3320:
+	ldrb r0, [r6, r2]
+	add r2, r2, #0x1
+	cmp r2, r5
+	eor r0, r0, #0x5c
+	strb r0, [r1], #0x1
+	blt _020D3320
+_020D3338:
+	ldr r0, [r4, #0x4]
+	cmp r2, r0
+	bge _020D3364
+	add r0, sp, #0x80
+	add r3, r0, r2
+	mov r1, #0x5c
+_020D3350:
+	strb r1, [r3], #0x1
+	ldr r0, [r4, #0x4]
+	add r2, r2, #0x1
+	cmp r2, r0
+	blt _020D3350
+_020D3364:
+	ldr r0, [r4, #0x8]
+	ldr r1, [r4, #0x10]
+	blx r1
+	ldr r0, [r4, #0x8]
+	ldr r2, [r4, #0x4]
+	ldr r3, [r4, #0x14]
+	add r1, sp, #0x80
+	blx r3
+	ldr r0, [r4, #0x8]
+	ldr r1, [r4, #0xc]
+	ldr r2, [r4, #0x0]
+	ldr r3, [r4, #0x14]
+	blx r3
+	ldr r0, [r4, #0x8]
+	ldr r2, [r4, #0x18]
+	mov r1, r9
+	blx r2
+	add sp, sp, #0xc4
+	ldmia sp!, {r4-r9,lr}
+	bx lr
+	.balign 4