.include "asm/macros.inc"

	.text

    arm_func_start _convert_from_newlines
_convert_from_newlines: ; 0x02086568
	bx lr
	arm_func_end _convert_from_newlines

	arm_func_start _convert_to_newlines
_convert_to_newlines: ; 0x0208656C
	bx lr
	arm_func_end _convert_to_newlines

	arm_func_start _prep_buffer
_prep_buffer: ; 0x02086570
	ldr r1, [r0, #0x1c]
	str r1, [r0, #0x24]
	ldr r3, [r0, #0x20]
	str r3, [r0, #0x28]
	ldr r2, [r0, #0x18]
	ldr r1, [r0, #0x2c]
	and r1, r2, r1
	sub r1, r3, r1
	str r1, [r0, #0x28]
	ldr r1, [r0, #0x18]
	str r1, [r0, #0x34]
	bx lr
	arm_func_end _prep_buffer

	arm_func_start _load_buffer
_load_buffer: ; 0x020865A0
	stmdb sp!, {r4, r5, r6, lr}
	mov r5, r2
	mov r4, r0
	mov r6, r1
	bl _prep_buffer
	cmp r5, #1
	ldreq r0, [r4, #0x20]
	add r2, r4, #0x28
	streq r0, [r4, #0x28]
	ldr r0, [r4]
	ldr r1, [r4, #0x1c]
	ldr r3, [r4, #0x48]
	ldr ip, [r4, #0x3c]
	blx ip
	cmp r0, #2
	moveq r1, #0
	streq r1, [r4, #0x28]
	cmp r6, #0
	ldrne r1, [r4, #0x28]
	strne r1, [r6]
	cmp r0, #0
	ldmneia sp!, {r4, r5, r6, pc}
	ldr r1, [r4, #0x18]
	ldr r0, [r4, #0x28]
	add r0, r1, r0
	str r0, [r4, #0x18]
	ldr r0, [r4, #4]
	mov r0, r0, lsl #0x13
	movs r0, r0, lsr #0x1f
	bne _02086624
	ldr r0, [r4, #0x1c]
	add r1, r4, #0x28
	bl _convert_to_newlines
_02086624:
	mov r0, #0
	ldmia sp!, {r4, r5, r6, pc}
	arm_func_end _load_buffer

	arm_func_start _flush_buffer
_flush_buffer: ; 0x0208662C
	stmdb sp!, {r3, r4, r5, lr}
	mov r5, r0
	ldr r2, [r5, #0x24]
	ldr r0, [r5, #0x1c]
	mov r4, r1
	subs r0, r2, r0
	beq _020866A4
	str r0, [r5, #0x28]
	ldr r0, [r5, #4]
	mov r0, r0, lsl #0x13
	movs r0, r0, lsr #0x1f
	bne _02086668
	ldr r0, [r5, #0x1c]
	add r1, r5, #0x28
	bl _convert_from_newlines
_02086668:
	ldr r0, [r5]
	ldr r1, [r5, #0x1c]
	ldr r3, [r5, #0x48]
	ldr ip, [r5, #0x40]
	add r2, r5, #0x28
	blx ip
	cmp r4, #0
	ldrne r1, [r5, #0x28]
	strne r1, [r4]
	cmp r0, #0
	ldmneia sp!, {r3, r4, r5, pc}
	ldr r1, [r5, #0x18]
	ldr r0, [r5, #0x28]
	add r0, r1, r0
	str r0, [r5, #0x18]
_020866A4:
	mov r0, r5
	bl _prep_buffer
	mov r0, #0
	ldmia sp!, {r3, r4, r5, pc}
	arm_func_end _flush_buffer