Function at 0x491240
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x130]
cmp r12, qword [r14 + 0x10]
jbe 0x491ae2
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.0046a76f
mov rbp, qword [rbp]
lea rax, [0x005369c0]
nop dword [rax]
call fcn.0040e6e0
mov qword [rsp + 0x1a0], rax
mov word [rsp + 0x44], 0
movups xmmword [rsp + 0x150], xmm15
movups xmmword [rsp + 0x158], xmm15
movups xmmword [rsp + 0x168], xmm15
movups xmmword [rsp + 0x178], xmm15
movups xmmword [rsp + 0x188], xmm15
mov rbx, qword [rsp + 0x278]
test rbx, rbx
jne 0x4912f2
xor ecx, ecx
jmp 0x491364
lea rax, [rsp + 0x150]
call fcn.00490760
nop
test rax, rax
je 0x491354
test bl, bl
je 0x491334
mov rdx, qword [rsp + 0x1a0]
mov r8d, dword [rdx]
nop word [rax + rax]
nop dword [rax]
test r8d, 0x3f
jne 0x491a2f
xor eax, eax
jmp 0x491a72
mov rdx, qword [rsp + 0x1a0]
mov r8d, dword [rdx]
nop
test r8d, 0x3f
jne 0x49199a
xor eax, eax
jmp 0x4919c3
mov eax, 8
mov rcx, rax
mov rax, qword [rsp + 0x1a0]
mov rdx, qword [rsp + 0x270]
movzx esi, byte [rdx + 0x14]
test sil, 1
je 0x49137d
mov ebx, 0x48
jmp 0x491382
mov ebx, 0x38
movzx esi, word [rdx + 0x30]
test si, si
jne 0x491392
xor esi, esi
xor r8d, r8d
jmp 0x491397
nop
lea r8, [rbx + rdx]
mov qword [rsp + 0x50], rsi
mov qword [rsp + 0xf8], r8
xor ebx, ebx
jmp 0x4913d3
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 + 0x1a0]
mov qword [rsp + 0x68], rcx
nop dword [rax + rax]
cmp rsi, rbx
jle 0x4914f5
mov qword [rsp + 0xe8], rbx
mov rcx, qword [r8 + rbx*8]
mov qword [rsp + 0x100], rcx
lea rax, [rsp + 0x150]
mov rbx, rcx
call fcn.00490480
test rax, rax
jne 0x4914d2
mov rsi, qword [rsp + 0x100]
movzx r8d, byte [rsi + 0x15]
mov r9, qword [rsp + 0x68]
lea r9, [r9 + r8]
lea r9, [r9 - 1]
neg r8
and r8, r9
mov rcx, qword [rsp + 0x170]
nop
add r8, qword [rsi]
nop
mov rax, qword [rsp + 0xe8]
cmp rax, rcx
jae 0x491995
mov rsi, qword [rsp + 0x168]
lea r9, [rcx - 1]
mov r10, qword [rsi + rax*8]
cmp rax, r9
jne 0x491473
mov rsi, qword [rsp + 0x158]
jmp 0x49148e
lea r9, [rax + 1]
nop word [rax + rax]
cmp rcx, r9
jbe 0x49198d
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x160]
cmp rsi, rdx
ja 0x491985
nop
cmp rsi, r10
jb 0x491977
mov r9, qword [rsp + 0x150]
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 0x4918cf
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x1a0]
mov rcx, qword [rsp + 0x100]
call fcn.00492e80
mov rax, qword [rsp + 0x68]
jmp 0x4913a8
mov rsi, qword [rsp + 0x180]
lea r8, [rsi + 7]
and r8, 0xfffffffffffffff8
nop
nop
mov word [rsp + 0x46], 0
movups xmmword [rsp + 0x108], xmm15
movups xmmword [rsp + 0x110], xmm15
movups xmmword [rsp + 0x120], xmm15
movups xmmword [rsp + 0x130], xmm15
movups xmmword [rsp + 0x140], xmm15
mov qword [rsp + 0x138], r8
movzx r9d, word [rdx + 0x32]
and r9d, 0x7fff
nop
test r9w, r9w
jne 0x49155d
xor r11d, r11d
xor edx, edx
jmp 0x4915a3
movzx r10d, byte [rdx + 0x14]
test r10b, 1
je 0x49156f
mov ebx, 0x48
jmp 0x491574
mov ebx, 0x38
movzx r10d, word [rdx + 0x30]
add r9d, r10d
add rdx, rbx
movzx r9d, r9w
cmp r10, r9
ja 0x4918bd
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 0x4915ed
mov rbx, qword [rsp + 0xe0]
inc rbx
mov rax, qword [rsp + 0x1a0]
mov rcx, qword [rsp + 0x68]
mov rdx, qword [rsp + 0xf0]
mov rsi, qword [rsp + 0x60]
mov r8, qword [rsp + 0x58]
mov r11, qword [rsp + 0x48]
cmp rbx, r11
jge 0x4916db
mov qword [rsp + 0xe0], rbx
mov rcx, qword [rdx + rbx*8]
mov qword [rsp + 0x198], rcx
lea rax, [rsp + 0x108]
mov rbx, rcx
call fcn.00490480
nop word [rax + rax]
test rax, rax
jne 0x4916bd
mov rcx, qword [rsp + 0x128]
nop
mov rax, qword [rsp + 0xe0]
nop word [rax + rax]
cmp rax, rcx
jae 0x4918b8
mov rsi, qword [rsp + 0x120]
lea r8, [rcx - 1]
mov r9, qword [rsi + rax*8]
cmp rax, r8
jne 0x491668
mov rsi, qword [rsp + 0x110]
jmp 0x49167a
lea r8, [rax + 1]
cmp rcx, r8
jbe 0x4918b0
mov rsi, qword [rsi + rax*8 + 8]
mov rdx, qword [rsp + 0x118]
cmp rsi, rdx
ja 0x4918a8
cmp rsi, r9
jb 0x49189d
mov r8, qword [rsp + 0x108]
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 0x491805
mov rbx, qword [rax + 0x18]
mov rax, qword [rsp + 0x1a0]
mov rcx, qword [rsp + 0x198]
call fcn.00492e80
jmp 0x4915be
sub qword [rsp + 0x138], 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.0046a76f
mov rbp, qword [rbp]
mov rdx, qword [rsp + 0x150]
mov qword [rsp + 0x1b8], rdx
movups xmm0, xmmword [rsp + 0x158]
movups xmmword [rsp + 0x1c0], xmm0
movups xmm0, xmmword [rsp + 0x168]
movups xmmword [rsp + 0x1d0], xmm0
movups xmm0, xmmword [rsp + 0x178]
movups xmmword [rsp + 0x1e0], xmm0
movups xmm0, xmmword [rsp + 0x188]
movups xmmword [rsp + 0x1f0], xmm0
mov rdx, qword [rsp + 0x108]
mov qword [rsp + 0x200], rdx
movups xmm0, xmmword [rsp + 0x110]
movups xmmword [rsp + 0x208], xmm0
movups xmm0, xmmword [rsp + 0x120]
movups xmmword [rsp + 0x218], xmm0
movups xmm0, xmmword [rsp + 0x130]
movups xmmword [rsp + 0x228], xmm0
movups xmm0, xmmword [rsp + 0x140]
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 + 0x44]
mov word [rsp + 0x268], ax
movzx eax, word [rsp + 0x46]
mov word [rsp + 0x26a], ax
add rsp, 0x1a8
pop rbp
ret
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x4915be
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0x70], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0x80], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0x90], xmm0
cmp qword [rsp + 0x70], 3
jne 0x4917fe
mov rcx, qword [rsp + 0x90]
mov r8, rcx
sar r8, 0x3f
shr r8, 0x3d
add r8, rcx
mov r9, r8
sar r8, 3
cmp r8, 2
jae 0x491890
and r9, 0xfffffffffffffff8
sub rcx, r9
test rcx, rcx
jl 0x49188b
movzx r9d, byte [rsp + r8 + 0x46]
mov r10d, 1
shl r10d, cl
cmp rcx, 0x20
sbb r11d, r11d
and r11d, r10d
or r9d, r11d
mov byte [rsp + r8 + 0x46], r9b
jmp 0x4917fe
call fcn.004371c0
mov rax, r8
mov ecx, 2
call fcn.0046a4a0
mov rax, r9
mov rcx, rsi
call fcn.0046a560
mov rcx, rsi
call fcn.0046a520
mov rax, r8
call fcn.0046a4a0
call fcn.0046a4a0
mov eax, r10d
mov rcx, r9
call fcn.0046a5e0
add rdx, 0x30
dec rsi
test rsi, rsi
jle 0x49195b
movups xmm0, xmmword [rdx]
movups xmmword [rsp + 0xa0], xmm0
movups xmm0, xmmword [rdx + 0x10]
movups xmmword [rsp + 0xb0], xmm0
movups xmm0, xmmword [rdx + 0x20]
movups xmmword [rsp + 0xc0], xmm0
cmp qword [rsp + 0xa0], 3
jne 0x4918c8
mov rcx, qword [rsp + 0xc0]
mov r9, rcx
sar r9, 0x3f
shr r9, 0x3d
add r9, rcx
mov r10, r9
sar r9, 3
cmp r9, 2
jae 0x49196a
and r10, 0xfffffffffffffff8
sub rcx, r10
test rcx, rcx
jl 0x491965
movzx r10d, byte [rsp + r9 + 0x44]
mov r11d, 1
shl r11d, cl
cmp rcx, 0x20
sbb r12d, r12d
and r11d, r12d
or r10d, r11d
mov byte [rsp + r9 + 0x44], r10b
jmp 0x4918c8
mov rax, r8
nop
jmp 0x4913a8
call fcn.004371c0
mov rax, r9
mov ecx, 2
call fcn.0046a4a0
mov rax, r10
mov rcx, rsi
nop dword [rax]
call fcn.0046a560
mov rcx, rsi
call fcn.0046a520
mov rax, r9
call fcn.0046a4a0
call fcn.0046a4a0
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
shr eax, 3
cmp rcx, rax
jbe 0x4919b1
inc dword [rdx]
xor eax, eax
jmp 0x491359
call fcn.0046a4a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x49199a
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x4919b6
mov qword [rsp + 0xd0], rax
mov rax, r8
mov edi, 1
lea rsi, [0x00526f20]
call fcn.0044eb40
mov rdx, qword [rsp + 0x1a0]
mov qword [rdx + 0x18], rcx
cmp dword [0x007513a0], 0
je 0x491a1e
call fcn.0046a100
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 0x4919b6
mov rcx, qword [rdx + 0x10]
mov eax, dword [rdx]
mov esi, eax
shr esi, 3
cmp rcx, rsi
jbe 0x491a5a
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 0x4919aa
mov eax, esi
nop dword [rax]
call fcn.0046a4a0
mov qword [rdx + 0x10], rbx
mov byte [rbx + r8 - 1], 0
inc rax
cmp rax, 8
jge 0x491a2f
mov rcx, qword [rdx + 0x18]
mov rbx, qword [rdx + 0x10]
inc rbx
mov r8, qword [rdx + 8]
cmp rcx, rbx
jae 0x491a65
mov qword [rsp + 0xd8], rax
mov rax, r8
mov edi, 1
lea rsi, [0x00526f20]
call fcn.0044eb40
mov rdx, qword [rsp + 0x1a0]
mov qword [rdx + 0x18], rcx
cmp dword [0x007513a0], 0
je 0x491ad0
nop dword [rax]
call fcn.0046a100
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 0x491a65
mov qword [rsp + 0xc0], rax
mov qword [rsp + 0xc8], rbx
call fcn.004681c0
mov rax, qword [rsp + 0xc0]
mov rbx, qword [rsp + 0xc8]
jmp fcn.00491240