Function at 0x476c20
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x130]
cmp r12, qword [r14 + 0x10]
jbe 0x4774c2
push rbp
mov rbp, rsp
sub rsp, 0x1a8
mov qword [rsp + 0x270], rax
mov qword [rsp + 0x278], rbx
movups xmmword [rsp + 0x1b8], xmm15
lea rdi, [rsp + 0x1c0]
lea rdi, [rdi - 0x10]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.00462b2f
mov rbp, qword [rbp]
lea rax, [0x00498e80]
nop dword [rax]
call fcn.0040daa0
mov qword [rsp + 0x100], rax
mov word [rsp + 0x46], 0
movups xmmword [rsp + 0x158], xmm15
movups xmmword [rsp + 0x160], xmm15
movups xmmword [rsp + 0x170], xmm15
movups xmmword [rsp + 0x180], xmm15
movups xmmword [rsp + 0x190], xmm15
mov rbx, qword [rsp + 0x278]
test rbx, rbx
jne 0x476cd2
xor ecx, ecx
jmp 0x476d44
lea rax, [rsp + 0x158]
call fcn.00476140
nop
test rax, rax
je 0x476d34
test bl, bl
je 0x476d14
mov rdx, qword [rsp + 0x100]
mov r8d, dword [rdx]
nop word [rax + rax]
nop dword [rax]
test r8d, 0x3f
jne 0x47740f
xor eax, eax
jmp 0x477452
mov rdx, qword [rsp + 0x100]
mov r8d, dword [rdx]
nop
test r8d, 0x3f
jne 0x47737a
xor eax, eax
jmp 0x4773a3
mov eax, 8
mov rcx, rax
mov rax, qword [rsp + 0x100]
mov rdx, qword [rsp + 0x270]
movzx esi, byte [rdx + 0x14]
test sil, 1
je 0x476d5d
mov ebx, 0x48
jmp 0x476d62
mov ebx, 0x38
movzx esi, word [rdx + 0x30]
test si, si
jne 0x476d72
xor esi, esi
xor r8d, r8d
jmp 0x476d77
nop
lea r8, [rbx + rdx]
mov qword [rsp + 0x50], rsi
mov qword [rsp + 0xf8], r8
xor ebx, ebx
jmp 0x476db3
mov rbx, qword [rsp + 0xe8]
inc rbx
mov rdx, qword [rsp + 0x270]
mov rsi, qword [rsp + 0x50]
mov r8, qword [rsp + 0xf8]
mov rcx, rax
mov rax, qword [rsp + 0x100]
mov qword [rsp + 0xc8], rcx
nop dword [rax + rax]
cmp rsi, rbx
jle 0x476ed8
mov qword [rsp + 0xe8], rbx
mov rcx, qword [r8 + rbx*8]
mov qword [rsp + 0x1a0], rcx
lea rax, [rsp + 0x158]
mov rbx, rcx
call fcn.00475e60
test rax, rax
jne 0x476eb2
mov rsi, qword [rsp + 0x1a0]
movzx r8d, byte [rsi + 0x15]
mov r9, qword [rsp + 0xc8]
lea r9, [r9 + r8]
lea r9, [r9 - 1]
neg r8
and r8, r9
mov rcx, qword [rsp + 0x178]
add r8, qword [rsi]
mov rax, qword [rsp + 0xe8]
cmp rax, rcx
jae 0x477375
mov rsi, qword [rsp + 0x170]
lea r9, [rcx - 1]
mov r10, qword [rsi + rax*8]
cmp rax, r9
jne 0x476e54
mov rsi, qword [rsp + 0x160]
jmp 0x476e6e
lea r9, [rax + 1]
nop dword [rax + rax]
cmp rcx, r9
jbe 0x47736d
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x168]
cmp rsi, rdx
ja 0x477365
nop
cmp rsi, r10
jb 0x477357
mov r9, qword [rsp + 0x158]
mov r11, r10
sub r10, rdx
lea rdx, [r11 + r11*2]
shl rdx, 4
sar r10, 0x3f
and r10, rdx
lea rdx, [r9 + r10]
sub rsi, r11
jmp 0x4772af
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x100]
mov rcx, qword [rsp + 0x1a0]
call fcn.00478860
mov rax, qword [rsp + 0xc8]
jmp 0x476d88
mov rsi, qword [rsp + 0x188]
lea r8, [rsi + 7]
and r8, 0xfffffffffffffff8
nop
nop
mov word [rsp + 0x44], 0
movups xmmword [rsp + 0x110], xmm15
movups xmmword [rsp + 0x118], xmm15
movups xmmword [rsp + 0x128], xmm15
movups xmmword [rsp + 0x138], xmm15
movups xmmword [rsp + 0x148], xmm15
mov qword [rsp + 0x140], r8
movzx r9d, word [rdx + 0x32]
and r9d, 0x7fff
nop
test r9w, r9w
jne 0x476f42
xor r11d, r11d
xor edx, edx
nop
jmp 0x476f88
movzx r10d, byte [rdx + 0x14]
test r10b, 1
je 0x476f54
mov ebx, 0x48
jmp 0x476f59
mov ebx, 0x38
movzx r10d, word [rdx + 0x30]
add r9d, r10d
add rdx, rbx
movzx r9d, r9w
cmp r10, r9
ja 0x47729d
sub r9, r10
mov r11, r9
neg r9
shl r10, 3
sar r9, 0x3f
and r10, r9
add rdx, r10
mov qword [rsp + 0x60], rsi
mov qword [rsp + 0x48], r11
mov qword [rsp + 0xf0], rdx
mov qword [rsp + 0x58], r8
xor ebx, ebx
jmp 0x476fd5
mov rbx, qword [rsp + 0xe0]
inc rbx
mov rax, qword [rsp + 0x100]
mov rcx, qword [rsp + 0xc8]
mov rdx, qword [rsp + 0xf0]
mov rsi, qword [rsp + 0x60]
mov r8, qword [rsp + 0x58]
mov r11, qword [rsp + 0x48]
cmp rbx, r11
jge 0x4770bb
mov qword [rsp + 0xe0], rbx
mov rcx, qword [rdx + rbx*8]
mov qword [rsp + 0x108], rcx
lea rax, [rsp + 0x110]
mov rbx, rcx
nop dword [rax]
call fcn.00475e60
test rax, rax
jne 0x47709d
mov rcx, qword [rsp + 0x130]
mov rax, qword [rsp + 0xe0]
nop
cmp rax, rcx
jae 0x477298
mov rsi, qword [rsp + 0x128]
lea r8, [rcx - 1]
mov r9, qword [rsi + rax*8]
cmp rax, r8
jne 0x477048
mov rsi, qword [rsp + 0x118]
jmp 0x47705a
lea r8, [rax + 1]
cmp rcx, r8
jbe 0x477290
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x120]
cmp rsi, rdx
ja 0x477288
cmp rsi, r9
jb 0x47727d
mov r8, qword [rsp + 0x110]
lea r10, [r9 + r9*2]
mov r11, r9
sub r9, rdx
shl r10, 4
sar r9, 0x3f
and r9, r10
lea rdx, [r8 + r9]
sub rsi, r11
jmp 0x4771e5
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x100]
mov rcx, qword [rsp + 0x108]
call fcn.00478860
jmp 0x476fa3
sub qword [rsp + 0x140], r8
movups xmmword [rsp + 0x1b8], xmm15
lea rdi, [rsp + 0x1c0]
lea rdi, [rdi - 0x10]
nop dword [rax + rax]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.00462b2f
mov rbp, qword [rbp]
mov rdx, qword [rsp + 0x158]
mov qword [rsp + 0x1b8], rdx
movups xmm0, xmmword [rsp + 0x160]
movups xmmword [rsp + 0x1c0], xmm0
movups xmm0, xmmword [rsp + 0x170]
movups xmmword [rsp + 0x1d0], xmm0
movups xmm0, xmmword [rsp + 0x180]
movups xmmword [rsp + 0x1e0], xmm0
movups xmm0, xmmword [rsp + 0x190]
movups xmmword [rsp + 0x1f0], xmm0
mov rdx, qword [rsp + 0x110]
mov qword [rsp + 0x200], rdx
movups xmm0, xmmword [rsp + 0x118]
movups xmmword [rsp + 0x208], xmm0
movups xmm0, xmmword [rsp + 0x128]
movups xmmword [rsp + 0x218], xmm0
movups xmm0, xmmword [rsp + 0x138]
movups xmmword [rsp + 0x228], xmm0
movups xmm0, xmmword [rsp + 0x148]
movups xmmword [rsp + 0x238], xmm0
mov qword [rsp + 0x248], rsi
mov qword [rsp + 0x250], r8
add rcx, 7
and rcx, 0xfffffffffffffff8
mov qword [rsp + 0x258], rcx
mov qword [rsp + 0x260], rax
movzx eax, word [rsp + 0x46]
mov word [rsp + 0x268], ax
movzx eax, word [rsp + 0x44]
mov word [rsp + 0x26a], ax
add rsp, 0x1a8
pop rbp
ret
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x476fa3
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0x68], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0x78], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0x88], xmm0
cmp qword [rsp + 0x68], 3
jne 0x4771de
mov rcx, qword [rsp + 0x88]
mov r8, rcx
sar r8, 0x3f
shr r8, 0x3d
add r8, rcx
mov r9, r8
sar r8, 3
cmp r8, 2
jae 0x477270
and r9, 0xfffffffffffffff8
sub rcx, r9
nop dword [rax]
test rcx, rcx
jl 0x47726b
movzx r9d, byte [rsp + r8 + 0x44]
mov r10d, 1
shl r10d, cl
cmp rcx, 0x20
sbb r11d, r11d
and r11d, r10d
or r9d, r11d
mov byte [rsp + r8 + 0x44], r9b
jmp 0x4771de
call fcn.004335e0
mov rax, r8
mov ecx, 2
call fcn.004628a0
mov rax, r9
mov rcx, rsi
call fcn.00462960
mov rcx, rsi
call fcn.00462920
mov rax, r8
call fcn.004628a0
call fcn.004628a0
mov eax, r10d
mov rcx, r9
call fcn.004629c0
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x47733b
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0x98], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0xa8], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0xb8], xmm0
cmp qword [rsp + 0x98], 3
jne 0x4772a8
mov rcx, qword [rsp + 0xb8]
mov r9, rcx
sar r9, 0x3f
shr r9, 0x3d
add r9, rcx
mov r10, r9
sar r9, 3
cmp r9, 2
jae 0x47734a
and r10, 0xfffffffffffffff8
sub rcx, r10
test rcx, rcx
jl 0x477345
movzx r10d, byte [rsp + r9 + 0x46]
mov r11d, 1
shl r11d, cl
cmp rcx, 0x20
sbb r12d, r12d
and r11d, r12d
or r10d, r11d
mov byte [rsp + r9 + 0x46], r10b
jmp 0x4772a8
mov rax, r8
nop
jmp 0x476d88
call fcn.004335e0
mov rax, r9
mov ecx, 2
call fcn.004628a0
mov rax, r10
mov rcx, rsi
nop dword [rax]
call fcn.00462960
mov rcx, rsi
call fcn.00462920
mov rax, r9
call fcn.004628a0
call fcn.004628a0
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
shr eax, 3
cmp rcx, rax
jbe 0x477391
inc dword [rdx]
xor eax, eax
jmp 0x476d39
call fcn.004628a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x47737a
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x477396
mov qword [rsp + 0xd0], rax
mov rax, r8
mov edi, 1
lea rsi, [0x00491ca0]
call fcn.004491e0
mov rdx, qword [rsp + 0x100]
mov qword [rdx + 0x18], rcx
cmp dword [0x005c55b0], 0
je 0x4773fe
call fcn.00462500
mov qword [r11], rax
mov r8, qword [rdx + 8]
mov qword [r11 + 8], r8
mov qword [rdx + 8], rax
mov r8, rax
mov rax, qword [rsp + 0xd0]
jmp 0x477396
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
mov esi, eax
shr esi, 3
cmp rcx, rsi
jbe 0x47743a
mov r8, qword [rdx + 8]
movzx r9d, byte [r8 + rsi]
and eax, 7
bts r9d, eax
mov byte [r8 + rsi], r9b
inc dword [rdx]
jmp 0x47738a
mov eax, esi
nop dword [rax]
call fcn.004628a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x47740f
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x477445
mov qword [rsp + 0xd8], rax
mov rax, r8
mov edi, 1
lea rsi, [0x00491ca0]
call fcn.004491e0
mov rdx, qword [rsp + 0x100]
mov qword [rdx + 0x18], rcx
cmp dword [0x005c55b0], 0
je 0x4774b0
nop dword [rax]
call fcn.00462500
mov qword [r11], rax
mov r8, qword [rdx + 8]
mov qword [r11 + 8], r8
mov qword [rdx + 8], rax
mov r8, rax
mov rax, qword [rsp + 0xd8]
nop
jmp 0x477445
mov qword [rsp + 0xc0], rax
mov qword [rsp + 0xc8], rbx
call fcn.004605c0
mov rax, qword [rsp + 0xc0]
mov rbx, qword [rsp + 0xc8]
jmp fcn.00476c20