Function at 0x4d1360
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x130]
cmp r12, qword [r14 + 0x10]
jbe 0x4d1c35
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.0045516f
mov rbp, qword [rbp]
lea rax, [0x00596740]
nop dword [rax]
call fcn.0040afe0
mov qword [rsp + 0x110], rax
mov word [rsp + 0x46], 0
movups xmmword [rsp + 0x160], xmm15
movups xmmword [rsp + 0x168], xmm15
movups xmmword [rsp + 0x178], xmm15
movups xmmword [rsp + 0x188], xmm15
movups xmmword [rsp + 0x198], xmm15
mov rbx, qword [rsp + 0x278]
test rbx, rbx
jne 0x4d1412
xor ecx, ecx
jmp 0x4d1484
lea rax, [rsp + 0x160]
call fcn.004d09a0
nop
test rax, rax
je 0x4d1474
test bl, bl
je 0x4d1454
mov r8, qword [rsp + 0x110]
mov r9d, dword [r8]
nop word [rax + rax]
nop dword [rax]
test r9d, 0x3f
jne 0x4d1b8b
xor eax, eax
jmp 0x4d1bcc
mov r8, qword [rsp + 0x110]
mov r9d, dword [r8]
nop
test r9d, 0x3f
jne 0x4d1af7
xor eax, eax
jmp 0x4d1b22
mov eax, 8
mov rcx, rax
mov rax, qword [rsp + 0x110]
mov rsi, qword [rsp + 0x270]
movzx r8d, byte [rsi + 0x14]
test r8b, 1
je 0x4d149e
mov edx, 0x48
jmp 0x4d14a3
mov edx, 0x38
movzx r8d, word [rsi + 0x30]
test r8w, r8w
jne 0x4d14b6
xor r8d, r8d
xor r9d, r9d
jmp 0x4d14cd
lea r9, [rdx + rsi]
nop word [rax + rax]
cmp r8, 0x10000
ja 0x4d1aea
mov qword [rsp + 0x50], r8
mov qword [rsp + 0xf8], r9
xor edx, edx
jmp 0x4d1509
mov rdx, qword [rsp + 0x80]
inc rdx
mov rsi, qword [rsp + 0x270]
mov r8, qword [rsp + 0x50]
mov r9, qword [rsp + 0xf8]
mov rcx, rax
mov rax, qword [rsp + 0x110]
mov qword [rsp + 0x60], rcx
cmp r8, rdx
jle 0x4d1625
mov qword [rsp + 0x80], rdx
mov rbx, qword [r9 + rdx*8]
mov qword [rsp + 0x108], rbx
lea rax, [rsp + 0x160]
call fcn.004d06c0
nop dword [rax + rax]
test rax, rax
jne 0x4d15ff
mov rsi, qword [rsp + 0x108]
movzx r8d, byte [rsi + 0x15]
mov r9, qword [rsp + 0x60]
lea r9, [r9 + r8]
lea r9, [r9 - 1]
neg r8
and r8, r9
mov rcx, qword [rsp + 0x180]
nop
add r8, qword [rsi]
nop
mov rax, qword [rsp + 0x80]
nop
cmp rax, rcx
jae 0x4d1ae5
mov rsi, qword [rsp + 0x178]
lea r9, [rcx - 1]
mov r10, qword [rsi + rax*8]
cmp rax, r9
jne 0x4d15a8
mov rsi, qword [rsp + 0x168]
jmp 0x4d15ba
lea r9, [rax + 1]
cmp rcx, r9
jbe 0x4d1ad8
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x170]
cmp rsi, rdx
ja 0x4d1ad0
cmp rsi, r10
jb 0x4d1ac5
mov r9, qword [rsp + 0x160]
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
xor ecx, ecx
jmp 0x4d1a0d
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x110]
mov rcx, qword [rsp + 0x108]
call fcn.004d3da0
mov rax, qword [rsp + 0x60]
nop dword [rax]
jmp 0x4d14de
mov rdx, qword [rsp + 0x190]
lea r8, [rdx + 7]
and r8, 0xfffffffffffffff8
nop
nop
mov word [rsp + 0x44], 0
movups xmmword [rsp + 0x118], xmm15
movups xmmword [rsp + 0x120], xmm15
movups xmmword [rsp + 0x130], xmm15
movups xmmword [rsp + 0x140], xmm15
movups xmmword [rsp + 0x150], xmm15
mov qword [rsp + 0x148], r8
movzx r9d, word [rsi + 0x32]
and r9d, 0x7fff
nop
test r9w, r9w
jne 0x4d168d
xor r11d, r11d
xor esi, esi
jmp 0x4d16d3
movzx r10d, byte [rsi + 0x14]
test r10b, 1
je 0x4d169f
mov ebx, 0x48
jmp 0x4d16a4
mov ebx, 0x38
movzx r10d, word [rsi + 0x30]
add r9d, r10d
add rsi, rbx
movzx r9d, r9w
cmp r10, r9
ja 0x4d19fa
sub r9, r10
mov r11, r9
neg r9
shl r10, 3
sar r9, 0x3f
and r10, r9
add rsi, r10
mov qword [rsp + 0x88], rdx
mov qword [rsp + 0x58], r8
mov qword [rsp + 0x48], r11
mov qword [rsp + 0xf0], rsi
xor ebx, ebx
jmp 0x4d1720
mov rbx, qword [rsp + 0x78]
inc rbx
mov rax, qword [rsp + 0x110]
mov rcx, qword [rsp + 0x60]
mov rdx, qword [rsp + 0x88]
mov rsi, qword [rsp + 0xf0]
mov r8, qword [rsp + 0x58]
mov r11, qword [rsp + 0x48]
cmp rbx, r11
jge 0x4d1805
mov qword [rsp + 0x78], rbx
mov rcx, qword [rsi + rbx*8]
mov qword [rsp + 0x100], rcx
lea rax, [rsp + 0x118]
mov rbx, rcx
call fcn.004d06c0
test rax, rax
jne 0x4d17e5
mov rcx, qword [rsp + 0x138]
nop
mov rax, qword [rsp + 0x78]
cmp rax, rcx
jae 0x4d19f5
mov rsi, qword [rsp + 0x130]
lea r8, [rcx - 1]
mov r9, qword [rsi + rax*8]
cmp rax, r8
jne 0x4d1789
mov rsi, qword [rsp + 0x120]
jmp 0x4d179b
lea r8, [rax + 1]
cmp rcx, r8
jbe 0x4d19ed
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x128]
cmp rsi, rdx
ja 0x4d19e5
cmp rsi, r9
jb 0x4d19d8
mov r8, qword [rsp + 0x118]
mov r10, r9
sub r9, rdx
lea rdx, [r10 + r10*2]
shl rdx, 4
sar r9, 0x3f
and r9, rdx
lea rdx, [r8 + r9]
sub rsi, r10
xor ecx, ecx
nop dword [rax + rax]
jmp 0x4d1929
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x110]
mov rcx, qword [rsp + 0x100]
call fcn.004d3da0
nop
jmp 0x4d16f1
sub qword [rsp + 0x148], r8
movups xmmword [rsp + 0x1b8], xmm15
lea rdi, [rsp + 0x1c0]
lea rdi, [rdi - 0x10]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.0045516f
mov rbp, qword [rbp]
mov rbx, qword [rsp + 0x160]
mov qword [rsp + 0x1b8], rbx
movups xmm0, xmmword [rsp + 0x168]
movups xmmword [rsp + 0x1c0], xmm0
movups xmm0, xmmword [rsp + 0x178]
movups xmmword [rsp + 0x1d0], xmm0
movups xmm0, xmmword [rsp + 0x188]
movups xmmword [rsp + 0x1e0], xmm0
movups xmm0, xmmword [rsp + 0x198]
movups xmmword [rsp + 0x1f0], xmm0
mov rbx, qword [rsp + 0x118]
mov qword [rsp + 0x200], rbx
movups xmm0, xmmword [rsp + 0x120]
movups xmmword [rsp + 0x208], xmm0
movups xmm0, xmmword [rsp + 0x130]
movups xmmword [rsp + 0x218], xmm0
movups xmm0, xmmword [rsp + 0x140]
movups xmmword [rsp + 0x228], xmm0
movups xmm0, xmmword [rsp + 0x150]
movups xmmword [rsp + 0x238], xmm0
mov qword [rsp + 0x248], rdx
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
nop
ret
add rdx, 0x30
lea rcx, [rbx + 1]
cmp rcx, rsi
jge 0x4d16f1
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0x90], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0xa0], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0xb0], xmm0
cmp qword [rsp + 0x90], 3
nop
jne 0x4d19be
mov r8, qword [rsp + 0xb0]
mov r9, r8
sar r8, 0x3f
shr r8, 0x3d
add r8, r9
mov r10, r8
sar r8, 3
nop
cmp r8, 2
jae 0x4d19cb
and r10, 0xfffffffffffffff8
sub r9, r10
test r9, r9
jl 0x4d19c6
movzx r10d, byte [rsp + r8 + 0x44]
mov rbx, rcx
mov rcx, r9
mov r11d, 1
shl r11d, cl
cmp rcx, 0x20
sbb r9d, r9d
and r11d, r9d
or r10d, r11d
mov byte [rsp + r8 + 0x44], r10b
jmp 0x4d1921
mov rbx, rcx
jmp 0x4d1921
call fcn.0042e560
mov rax, r8
mov ecx, 2
call fcn.00454ec0
mov rax, r9
mov rcx, rsi
nop
call fcn.00454f80
mov rcx, rsi
call fcn.00454f40
mov rax, r8
call fcn.00454ec0
call fcn.00454ec0
mov eax, r10d
mov rcx, r9
call fcn.00455000
add rdx, 0x30
lea rcx, [rbx + 1]
cmp rcx, rsi
jge 0x4d1aa7
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0xc0], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0xd0], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0xe0], xmm0
cmp qword [rsp + 0xc0], 3
jne 0x4d1a9f
mov r9, qword [rsp + 0xe0]
mov r10, r9
sar r9, 0x3f
shr r9, 0x3d
add r9, r10
mov r11, r9
sar r9, 3
cmp r9, 2
jae 0x4d1ab4
and r11, 0xfffffffffffffff8
sub r10, r11
test r10, r10
jl 0x4d1aaf
movzx r11d, byte [rsp + r9 + 0x46]
mov rbx, rcx
mov rcx, r10
mov r12d, 1
shl r12d, cl
cmp rcx, 0x20
sbb r10d, r10d
and r12d, r10d
or r11d, r12d
mov byte [rsp + r9 + 0x46], r11b
jmp 0x4d1a05
mov rbx, rcx
jmp 0x4d1a05
mov rax, r8
jmp 0x4d14de
call fcn.0042e560
mov rax, r9
mov ecx, 2
nop dword [rax]
call fcn.00454ec0
mov rax, r10
mov rcx, rsi
call fcn.00454f80
mov rcx, rsi
call fcn.00454f40
mov rax, r9
nop dword [rax + rax]
call fcn.00454ec0
call fcn.00454ec0
mov edx, r8d
mov ebx, 0x10000
call fcn.00454fc0
mov rcx, qword [r8 + 0x10]
mov eax, dword [r8]
shr eax, 3
cmp rcx, rax
jbe 0x4d1b10
inc dword [r8]
xor eax, eax
jmp 0x4d1479
call fcn.00454ec0
mov qword [r8 + 0x10], rbx
mov byte [rbx + r9 - 1], 0
inc rax
cmp rax, 8
jge 0x4d1af7
mov rcx, qword [r8 + 0x18]
mov rbx, qword [r8 + 0x10]
inc rbx
mov r9, qword [r8 + 8]
cmp rcx, rbx
jae 0x4d1b15
mov qword [rsp + 0x68], rax
mov rax, r9
mov edi, 1
lea rsi, [0x00584a60]
call fcn.00440040
mov rdx, qword [rsp + 0x110]
mov qword [rdx + 0x18], rcx
cmp dword [0x006e76b0], 0
je 0x4d1b7a
call fcn.00454b60
mov qword [r11], rax
mov r8, qword [rdx + 8]
mov qword [r11 + 8], r8
mov qword [rdx + 8], rax
mov r8, rdx
mov r9, rax
mov rax, qword [rsp + 0x68]
jmp 0x4d1b15
mov rcx, qword [r8 + 0x10]
mov eax, dword [r8]
mov esi, eax
shr esi, 3
cmp rcx, rsi
jbe 0x4d1bb8
mov r9, qword [r8 + 8]
movzx r10d, byte [r9 + rsi]
and eax, 7
bts r10d, eax
mov byte [r9 + rsi], r10b
inc dword [r8]
jmp 0x4d1b09
mov eax, esi
call fcn.00454ec0
mov qword [r8 + 0x10], rbx
mov byte [rbx + r9 - 1], 0
inc rax
cmp rax, 8
jge 0x4d1b8b
mov rcx, qword [r8 + 0x18]
mov rbx, qword [r8 + 0x10]
inc rbx
mov r9, qword [r8 + 8]
cmp rcx, rbx
jae 0x4d1bbf
mov qword [rsp + 0x70], rax
mov rax, r9
mov edi, 1
lea rsi, [0x00584a60]
call fcn.00440040
mov rdx, qword [rsp + 0x110]
mov qword [rdx + 0x18], rcx
cmp dword [0x006e76b0], 0
je 0x4d1c24
call fcn.00454b60
mov qword [r11], rax
mov r8, qword [rdx + 8]
mov qword [r11 + 8], r8
mov qword [rdx + 8], rax
mov r8, rdx
mov r9, rax
mov rax, qword [rsp + 0x70]
jmp 0x4d1bbf
mov qword [rsp + 0xc0], rax
mov qword [rsp + 0xc8], rbx
call fcn.00452c40
mov rax, qword [rsp + 0xc0]
mov rbx, qword [rsp + 0xc8]
jmp fcn.004d1360