Function at 0x4b1980
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x100]
cmp r12, qword [r14 + 0x10]
jbe 0x4b220e
push rbp
mov rbp, rsp
sub rsp, 0x178
mov qword [rsp + 0x240], rax
mov qword [rsp + 0x248], rbx
movups xmmword [rsp + 0x188], xmm15
lea rdi, [rsp + 0x190]
lea rdi, [rdi - 0x10]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.0047366f
mov rbp, qword [rbp]
lea rax, [0x006d56c0]
nop dword [rax]
call fcn.0040da40
mov qword [rsp + 0xd0], rax
mov word [rsp + 0x46], 0
movups xmmword [rsp + 0x128], xmm15
movups xmmword [rsp + 0x130], xmm15
movups xmmword [rsp + 0x140], xmm15
movups xmmword [rsp + 0x150], xmm15
movups xmmword [rsp + 0x160], xmm15
mov rbx, qword [rsp + 0x248]
test rbx, rbx
jne 0x4b1a32
xor ecx, ecx
jmp 0x4b1aa4
lea rax, [rsp + 0x128]
call fcn.004b0ec0
nop
test rax, rax
je 0x4b1a94
test bl, bl
je 0x4b1a74
mov rdx, qword [rsp + 0xd0]
mov r8d, dword [rdx]
nop word [rax + rax]
nop dword [rax]
test r8d, 0x3f
jne 0x4b2163
xor eax, eax
jmp 0x4b21a2
mov rdx, qword [rsp + 0xd0]
mov r8d, dword [rdx]
nop
test r8d, 0x3f
jne 0x4b20ca
xor eax, eax
jmp 0x4b20f7
mov eax, 8
mov rcx, rax
mov rax, qword [rsp + 0xd0]
mov rdx, qword [rsp + 0x240]
movzx esi, byte [rdx + 0x14]
test sil, 1
je 0x4b1abd
mov ebx, 0x48
jmp 0x4b1ac2
mov ebx, 0x38
movzx esi, word [rdx + 0x30]
test si, si
jne 0x4b1ad2
xor esi, esi
xor r8d, r8d
jmp 0x4b1ad7
nop
lea r8, [rbx + rdx]
mov qword [rsp + 0x50], rsi
mov qword [rsp + 0xc8], r8
xor ebx, ebx
jmp 0x4b1b13
mov rbx, qword [rsp + 0xb8]
inc rbx
mov rdx, qword [rsp + 0x240]
mov rsi, qword [rsp + 0x50]
mov r8, qword [rsp + 0xc8]
mov rcx, rax
mov rax, qword [rsp + 0xd0]
mov qword [rsp + 0x98], rcx
nop dword [rax + rax]
cmp rsi, rbx
jle 0x4b1c38
mov qword [rsp + 0xb8], rbx
mov rcx, qword [r8 + rbx*8]
mov qword [rsp + 0x170], rcx
lea rax, [rsp + 0x128]
mov rbx, rcx
call fcn.004b0c00
test rax, rax
jne 0x4b1c12
mov rsi, qword [rsp + 0x170]
movzx r8d, byte [rsi + 0x15]
mov r9, qword [rsp + 0x98]
lea r9, [r9 + r8]
lea r9, [r9 - 1]
neg r8
and r8, r9
mov rcx, qword [rsp + 0x148]
add r8, qword [rsi]
mov rax, qword [rsp + 0xb8]
cmp rax, rcx
jae 0x4b20c5
mov rsi, qword [rsp + 0x140]
lea r9, [rcx - 1]
mov r10, qword [rsi + rax*8]
cmp rax, r9
jne 0x4b1bb4
mov rsi, qword [rsp + 0x130]
jmp 0x4b1bce
lea r9, [rax + 1]
nop dword [rax + rax]
cmp rcx, r9
jbe 0x4b20bb
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x138]
cmp rsi, rdx
ja 0x4b20b3
nop
cmp rsi, r10
jb 0x4b20a8
mov r9, qword [rsp + 0x128]
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 0x4b200f
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0xd0]
mov rcx, qword [rsp + 0x170]
call fcn.004b60a0
mov rax, qword [rsp + 0x98]
jmp 0x4b1ae8
mov rsi, qword [rsp + 0x158]
lea r8, [rsi + 7]
and r8, 0xfffffffffffffff8
nop
nop
mov word [rsp + 0x44], 0
movups xmmword [rsp + 0xe0], xmm15
movups xmmword [rsp + 0xe8], xmm15
movups xmmword [rsp + 0xf8], xmm15
movups xmmword [rsp + 0x108], xmm15
movups xmmword [rsp + 0x118], xmm15
mov qword [rsp + 0x110], r8
movzx r9d, word [rdx + 0x32]
and r9d, 0x7fff
nop
test r9w, r9w
jne 0x4b1ca2
xor r11d, r11d
xor edx, edx
nop
jmp 0x4b1ce8
movzx r10d, byte [rdx + 0x14]
test r10b, 1
je 0x4b1cb4
mov ebx, 0x48
jmp 0x4b1cb9
mov ebx, 0x38
movzx r10d, word [rdx + 0x30]
add r9d, r10d
add rdx, rbx
movzx r9d, r9w
cmp r10, r9
ja 0x4b1ffd
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 + 0xc0], rdx
mov qword [rsp + 0x58], r8
xor ebx, ebx
jmp 0x4b1d35
mov rbx, qword [rsp + 0xb0]
inc rbx
mov rax, qword [rsp + 0xd0]
mov rcx, qword [rsp + 0x98]
mov rdx, qword [rsp + 0xc0]
mov rsi, qword [rsp + 0x60]
mov r8, qword [rsp + 0x58]
mov r11, qword [rsp + 0x48]
cmp rbx, r11
jge 0x4b1e1b
mov qword [rsp + 0xb0], rbx
mov rcx, qword [rdx + rbx*8]
mov qword [rsp + 0xd8], rcx
lea rax, [rsp + 0xe0]
mov rbx, rcx
nop dword [rax]
call fcn.004b0c00
test rax, rax
jne 0x4b1dfd
mov rcx, qword [rsp + 0x100]
mov rax, qword [rsp + 0xb0]
nop
cmp rax, rcx
jae 0x4b1ff8
mov rsi, qword [rsp + 0xf8]
lea r8, [rcx - 1]
mov r9, qword [rsi + rax*8]
cmp rax, r8
jne 0x4b1da8
mov rsi, qword [rsp + 0xe8]
jmp 0x4b1dba
lea r8, [rax + 1]
cmp rcx, r8
jbe 0x4b1ff0
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0xf0]
cmp rsi, rdx
ja 0x4b1fe8
cmp rsi, r9
jb 0x4b1fdd
mov r8, qword [rsp + 0xe0]
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 0x4b1f45
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0xd0]
mov rcx, qword [rsp + 0xd8]
call fcn.004b60a0
jmp 0x4b1d03
sub qword [rsp + 0x110], r8
movups xmmword [rsp + 0x188], xmm15
lea rdi, [rsp + 0x190]
lea rdi, [rdi - 0x10]
nop dword [rax + rax]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.0047366f
mov rbp, qword [rbp]
mov rdx, qword [rsp + 0x128]
mov qword [rsp + 0x188], rdx
movups xmm0, xmmword [rsp + 0x130]
movups xmmword [rsp + 0x190], xmm0
movups xmm0, xmmword [rsp + 0x140]
movups xmmword [rsp + 0x1a0], xmm0
movups xmm0, xmmword [rsp + 0x150]
movups xmmword [rsp + 0x1b0], xmm0
movups xmm0, xmmword [rsp + 0x160]
movups xmmword [rsp + 0x1c0], xmm0
mov rdx, qword [rsp + 0xe0]
mov qword [rsp + 0x1d0], rdx
movups xmm0, xmmword [rsp + 0xe8]
movups xmmword [rsp + 0x1d8], xmm0
movups xmm0, xmmword [rsp + 0xf8]
movups xmmword [rsp + 0x1e8], xmm0
movups xmm0, xmmword [rsp + 0x108]
movups xmmword [rsp + 0x1f8], xmm0
movups xmm0, xmmword [rsp + 0x118]
movups xmmword [rsp + 0x208], xmm0
mov qword [rsp + 0x218], rsi
mov qword [rsp + 0x220], r8
add rcx, 7
and rcx, 0xfffffffffffffff8
mov qword [rsp + 0x228], rcx
mov qword [rsp + 0x230], rax
movzx eax, word [rsp + 0x46]
mov word [rsp + 0x238], ax
movzx eax, word [rsp + 0x44]
mov word [rsp + 0x23a], ax
add rsp, 0x178
pop rbp
ret
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x4b1d03
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 0x4b1f3e
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 0x4b1fd0
and r9, 0xfffffffffffffff8
sub rcx, r9
nop dword [rax]
test rcx, rcx
jl 0x4b1fcb
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 0x4b1f3e
call fcn.004351a0
mov rax, r8
mov ecx, 2
call fcn.004733a0
mov rax, r9
mov rcx, rsi
call fcn.00473460
mov rcx, rsi
call fcn.00473420
mov rax, r8
call fcn.004733a0
call fcn.004733a0
mov eax, r10d
mov rcx, r9
call fcn.004734e0
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x4b208e
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 0x4b2008
mov rcx, qword [rsp + 0x88]
mov r9, rcx
sar r9, 0x3f
shr r9, 0x3d
add r9, rcx
mov r10, r9
sar r9, 3
cmp r9, 2
jae 0x4b209b
and r10, 0xfffffffffffffff8
sub rcx, r10
test rcx, rcx
jl 0x4b2096
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 0x4b2008
mov rax, r8
jmp 0x4b1ae8
call fcn.004351a0
mov rax, r9
mov ecx, 2
call fcn.004733a0
mov rax, r10
mov rcx, rsi
call fcn.00473460
mov rcx, rsi
call fcn.00473420
mov rax, r9
nop
call fcn.004733a0
call fcn.004733a0
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
shr eax, 3
cmp rcx, rax
jbe 0x4b20e5
inc dword [rdx]
xor eax, eax
nop dword [rax]
jmp 0x4b1a99
call fcn.004733a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x4b20ca
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x4b20ea
mov qword [rsp + 0xa0], rax
mov rax, r8
mov edi, 1
lea rsi, [0x006ac6c0]
call fcn.0046c6e0
mov rdx, qword [rsp + 0xd0]
mov qword [rdx + 0x18], rcx
cmp dword [0x009cf0d0], 0
je 0x4b2152
call fcn.00473000
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 + 0xa0]
jmp 0x4b20ea
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
mov esi, eax
shr esi, 3
cmp rcx, rsi
jbe 0x4b218e
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 0x4b20da
mov eax, esi
call fcn.004733a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x4b2163
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x4b2195
mov qword [rsp + 0xa8], rax
mov rax, r8
mov edi, 1
lea rsi, [0x006ac6c0]
call fcn.0046c6e0
mov rdx, qword [rsp + 0xd0]
mov qword [rdx + 0x18], rcx
cmp dword [0x009cf0d0], 0
je 0x4b21fd
call fcn.00473000
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 + 0xa8]
jmp 0x4b2195
mov qword [rsp + 0xc0], rax
mov qword [rsp + 0xc8], rbx
nop
call fcn.004710c0
mov rax, qword [rsp + 0xc0]
mov rbx, qword [rsp + 0xc8]
jmp fcn.004b1980