Function at 0x140030db0
Capabilities:
Encode data using base64

Disassembly:
push rbp
push r15
push r14
push r13
push r12
push rsi
push rdi
push rbx
sub rsp, 0x38
lea rbp, [rsp + 0x30]
mov qword [rbp], 0xfffffffffffffffe
mov rsi, r8
mov rdi, rdx
mov r10, rcx
xorps xmm0, xmm0
movups xmmword [rcx], xmm0
mov qword [rcx + 0x10], 0
mov rax, r8
sub rax, rdx
xorps xmm0, xmm0
cvtsi2sd xmm0, rax
mulsd xmm0, qword [0x14015e0e0]
mov qword [rcx + 0x18], 0xf
cvttsd2si rax, xmm0
mov rcx, rax
subsd xmm0, qword [0x14015e0e8]
cvttsd2si rdx, xmm0
sar rcx, 0x3f
and rdx, rcx
or rdx, rax
cmp rdx, 0x10
mov qword [rbp - 8], r10
jb 0x140030e3f
mov rcx, r10
call fcn.14000eb00
mov r10, qword [rbp - 8]
mov qword [r10 + 0x10], 0
xor ebx, ebx
movabs r12, 0xaaaaaaaaaaaaaaab
lea r15, str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_
xor r8d, r8d
xor r14d, r14d
jmp 0x140030e7d
mov edx, 1
mov rcx, r10
call fcn.14000bcd0
nop word [rax + rax]
inc r14
inc rdi
mov r8d, r13d
mov r10, qword [rbp - 8]
cmp rdi, rsi
je 0x140030fe4
movzx r13d, byte [rdi]
mov rax, r14
mul r12
shr rdx, 1
lea rcx, [rdx + rdx*2]
mov rax, r14
sub rax, rcx
lea rcx, [rax*8]
mov ebx, 0x10
sub rbx, rcx
mov ecx, ebx
shl r13d, cl
add r13d, r8d
cmp rax, 1
je 0x140030ef0
test rax, rax
jne 0x140030f40
mov eax, r13d
shr eax, 0x12
and eax, 0x3f
movzx r9d, byte [rax + r15]
mov rax, qword [r10 + 0x10]
mov rcx, qword [r10 + 0x18]
cmp rax, rcx
jb 0x140030f0f
mov edx, 1
mov rcx, r10
call fcn.14000bcd0
jmp 0x140030e70
mov eax, r13d
shr eax, 0xc
and eax, 0x3f
movzx r9d, byte [rax + r15]
mov rax, qword [r10 + 0x10]
mov rcx, qword [r10 + 0x18]
cmp rax, rcx
jae 0x140030e5a
lea rdx, [rax + 1]
mov qword [r10 + 0x10], rdx
mov rdx, r10
cmp rcx, 0x10
jb 0x140030f23
mov rdx, qword [r10]
mov byte [rdx + rax], r9b
add rax, rdx
inc rax
mov byte [rax], 0
jmp 0x140030e70
cmp r14, 3
je 0x140030e70
mov eax, r13d
shr eax, 6
and eax, 0x3f
movzx r9d, byte [rax + r15]
mov rax, qword [r10 + 0x10]
mov rcx, qword [r10 + 0x18]
cmp rax, rcx
jae 0x140030f84
lea rdx, [rax + 1]
mov qword [r10 + 0x10], rdx
mov rdx, r10
cmp rcx, 0x10
jb 0x140030f79
mov rdx, qword [r10]
mov byte [rdx + rax], r9b
mov byte [rdx + rax + 1], 0
jmp 0x140030f91
mov edx, 1
mov rcx, r10
call fcn.14000bcd0
and r13d, 0x3f
movzx r9d, byte [r13 + r15]
mov rcx, qword [rbp - 8]
mov rax, qword [rcx + 0x10]
mov r8, qword [rcx + 0x18]
cmp rax, r8
jae 0x140030fd2
lea rdx, [rax + 1]
mov qword [rcx + 0x10], rdx
mov rdx, rcx
cmp r8, 0x10
jb 0x140030fc0
mov rdx, qword [rcx]
mov byte [rdx + rax], r9b
add rax, rdx
inc rax
xor r13d, r13d
jmp 0x140030f2d
xor r13d, r13d
mov edx, 1
call fcn.14000bcd0
jmp 0x140030e70
cmp rbx, 8
je 0x140031031
cmp rbx, 0x10
jne 0x140031119
shr r8d, 0xc
and r8d, 0x3f
movzx r9d, byte [r8 + r15]
mov rcx, qword [rbp - 8]
mov rax, qword [rcx + 0x10]
mov r8, qword [rcx + 0x18]
cmp rax, r8
jae 0x14003106a
lea rdx, [rax + 1]
mov qword [rcx + 0x10], rdx
mov rdx, rcx
cmp r8, 0x10
jb 0x140031026
mov rdx, qword [rcx]
mov byte [rdx + rax], r9b
mov byte [rdx + rax + 1], 0
jmp 0x140031074
shr r8d, 6
and r8d, 0x3f
movzx r9d, byte [r8 + r15]
mov rax, qword [r10 + 0x10]
mov rcx, qword [r10 + 0x18]
cmp rax, rcx
jae 0x1400310a1
lea rdx, [rax + 1]
mov qword [r10 + 0x10], rdx
mov rdx, r10
cmp rcx, 0x10
jb 0x14003105f
mov rdx, qword [r10]
mov byte [rdx + rax], r9b
mov byte [rdx + rax + 1], 0
jmp 0x1400310ae
mov edx, 1
call fcn.14000bcd0
mov rcx, qword [rbp - 8]
mov rax, qword [rcx + 0x10]
mov r8, qword [rcx + 0x18]
cmp rax, r8
jae 0x1400310ce
lea rdx, [rax + 1]
mov qword [rcx + 0x10], rdx
mov rdx, rcx
cmp r8, 0x10
jb 0x140031099
mov rdx, qword [rcx]
mov word [rdx + rax], 0x3d
jmp 0x1400310db
mov edx, 1
mov rcx, r10
call fcn.14000bcd0
mov rcx, qword [rbp - 8]
mov rax, qword [rcx + 0x10]
mov r8, qword [rcx + 0x18]
cmp rax, r8
jb 0x1400310ec
mov edx, 1
mov r9b, 0x3d
call fcn.14000bcd0
jmp 0x140031119
mov edx, 1
mov r9b, 0x3d
call fcn.14000bcd0
mov rcx, qword [rbp - 8]
mov rax, qword [rcx + 0x10]
mov r8, qword [rcx + 0x18]
cmp rax, r8
jae 0x14003110c
lea rdx, [rax + 1]
mov qword [rcx + 0x10], rdx
cmp r8, 0x10
jb 0x1400310fd
mov rcx, qword [rcx]
mov byte [rcx + rax], 0x3d
add rax, rcx
inc rax
mov byte [rax], 0
jmp 0x140031119
mov edx, 1
mov r9b, 0x3d
call fcn.14000bcd0
mov rax, qword [rbp - 8]
add rsp, 0x38
pop rbx
pop rdi
pop rsi
pop r12
pop r13
pop r14
pop r15
pop rbp
ret