Function at 0x140063800
Capabilities:
Compute adler32 checksum

Disassembly:
sub rsp, 8
mov r10d, ecx
mov r11, rdx
movzx r9d, cx
shr r10d, 0x10
cmp r8d, 1
jne 0x140063854
movzx eax, byte [rdx]
add r9d, eax
cmp r9d, 0xfff1
jb 0x14006382e
add r9d, 0xffff000f
add r10d, r9d
cmp r10d, 0xfff1
jb 0x140063afa
add r10d, 0xffff000f
shl r10d, 0x10
or r10d, r9d
mov eax, r10d
add rsp, 8
ret
test rdx, rdx
jne 0x140063861
lea eax, [rdx + 1]
add rsp, 8
ret
cmp r8d, 0x10
jae 0x1400638af
test r8d, r8d
je 0x140063882
nop dword [rax]
movzx eax, byte [r11]
inc r11
add r9d, eax
add r10d, r9d
dec r8d
jne 0x140063870
cmp r9d, 0xfff1
jb 0x140063892
add r9d, 0xffff000f
mov eax, 0x80078071
mul r10d
shr edx, 0xf
imul edx, edx, 0xf
lea eax, [r10 + rdx]
shl eax, 0x10
or eax, r9d
add rsp, 8
ret
cmp r8d, 0x15b0
jb 0x1400639d0
mov eax, 0x5e6ea9af
mov qword [rsp], rbx
mul r8d
shr edx, 0xb
mov ebx, edx
nop dword [rax]
add r8d, 0xffffea50
mov ecx, 0x15b
nop dword [rax]
movzx eax, byte [r11]
add r11, 0x10
add r9d, eax
movzx eax, byte [r11 - 0xf]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xe]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xd]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xc]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xb]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xa]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 9]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 8]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 7]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 6]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 5]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 4]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 3]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 2]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 1]
add r10d, r9d
add r9d, eax
add r10d, r9d
dec ecx
jne 0x1400638e0
mov eax, 0x80078071
mul r9d
mov eax, 0x80078071
shr edx, 0xf
imul edx, edx, 0xffff000f
add r9d, edx
mul r10d
shr edx, 0xf
imul edx, edx, 0xffff000f
add r10d, edx
dec rbx
jne 0x1400638d0
mov rbx, qword [rsp]
test r8d, r8d
je 0x140063afa
cmp r8d, 0x10
jb 0x140063ab0
mov ecx, r8d
shr rcx, 4
nop word [rax + rax]
movzx eax, byte [r11]
add r8d, 0xfffffff0
add r11, 0x10
add r9d, eax
movzx eax, byte [r11 - 0xf]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xe]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xd]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xc]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xb]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 0xa]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 9]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 8]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 7]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 6]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 5]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 4]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 3]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 2]
add r10d, r9d
add r9d, eax
movzx eax, byte [r11 - 1]
add r10d, r9d
add r9d, eax
add r10d, r9d
dec rcx
jne 0x1400639f0
test r8d, r8d
je 0x140063ad2
nop word [rax + rax]
movzx eax, byte [r11]
inc r11
add r9d, eax
add r10d, r9d
dec r8d
jne 0x140063ac0
mov eax, 0x80078071
mul r9d
mov eax, 0x80078071
shr edx, 0xf
imul edx, edx, 0xffff000f
add r9d, edx
mul r10d
shr edx, 0xf
imul edx, edx, 0xffff000f
add r10d, edx
shl r10d, 0x10
or r10d, r9d
mov eax, r10d
add rsp, 8
ret