Function at 0x515c00
Capabilities:
Encode data using base64

Disassembly:
cmp rsp, qword [r14 + 0x10]
jbe 0x515eb1
sub rsp, 0x78
mov qword [rsp + 0x70], rbp
lea rbp, [rsp + 0x70]
mov qword [rsp + 0x80], rax
mov qword [rsp + 0x88], rbx
cmp qword [rcx + 0x10], 0
jne 0x515c33
xor edx, edx
jmp 0x515c47
cmp byte [rcx], 0
je 0x515c42
mov rdx, 0xffffffffffffffff
nop
jmp 0x515c47
mov edx, 1
test rdx, rdx
jle 0x515e9d
mov qword [rsp + 0x80], rax
mov qword [rsp + 0x90], rcx
mov qword [rsp + 0x88], rbx
lea rax, [0x006066e0]
call fcn.0040d320
mov qword [rsp + 0x50], rax
mov rcx, qword [rax + 8]
mov rbx, qword [rax + 0x10]
mov rdx, qword [rax + 0x18]
mov edi, 1
mov rax, rcx
mov rcx, rdx
call fcn.0050a980
mov rdi, qword [rsp + 0x50]
mov qword [rdi + 0x10], rbx
mov qword [rdi + 0x18], rcx
lea rcx, [rdi + 8]
mov qword [rsp + 0x68], rcx
cmp dword [0x0086e060], 0
jne 0x515cba
mov qword [rdi + 8], rax
jmp 0x515cc8
mov rdx, rdi
mov rdi, rcx
call fcn.00463ca0
mov rdi, rdx
mov byte [rdi], 0
mov rax, rdi
mov rbx, qword [rsp + 0x90]
mov rcx, rax
call fcn.00509de0
mov rax, qword [rsp + 0x50]
mov rdx, qword [rax + 0x10]
mov rsi, qword [rax + 8]
lea rdi, [rdx - 1]
test rdi, rdi
jl 0x515d16
mov rdx, qword [rsi + rdx*8 - 8]
bsr rdx, rdx
mov rsi, 0xffffffffffffffff
cmove rdx, rsi
shl rdi, 6
lea rdx, [rdx + rdi]
lea rdx, [rdx + 1]
jmp 0x515d18
xor edx, edx
test rdx, rdx
je 0x515d84
mov qword [rsp + 0x30], rdx
lea rsi, [rdx + 7]
sar rsi, 0x3f
shr rsi, 0x3d
lea rcx, [rsi + rdx]
lea rcx, [rcx + 7]
sar rcx, 3
mov qword [rsp + 0x38], rcx
lea rax, [0x005ef8c0]
mov rbx, rcx
call fcn.0044ae40
mov qword [rsp + 0x60], rax
mov rdx, qword [rsp + 0x30]
mov rsi, rdx
sar rdx, 0x3f
shr rdx, 0x3d
add rdx, rsi
sar rdx, 3
shl rdx, 3
sub rsi, rdx
test rsi, rsi
mov edx, 8
cmove rsi, rdx
mov qword [rsp + 0x48], rsi
jmp 0x515d97
xor ebx, ebx
xor ecx, ecx
mov rbp, qword [rsp + 0x70]
add rsp, 0x78
ret
mov rax, qword [rsp + 0x60]
nop
mov rbx, qword [rsp + 0x88]
mov rcx, rax
mov rdi, qword [rsp + 0x38]
mov rsi, rdi
mov r8, rsi
mov rax, qword [rsp + 0x80]
call fcn.0046dec0
nop dword [rax + rax]
test rbx, rbx
jne 0x515e87
mov r8, qword [rsp + 0x38]
test r8, r8
jbe 0x515e93
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x58], rcx
mov rcx, qword [rsp + 0x48]
cmp rcx, 0x40
sbb rdx, rdx
mov rdi, qword [rsp + 0x60]
movzx r9d, byte [rdi]
mov r10d, 1
shl r10, cl
and r10, rdx
lea rdx, [r10 - 1]
and r9d, edx
mov byte [rdi], r9b
nop
mov rdx, qword [rsp + 0x50]
mov rax, qword [rdx + 8]
mov rbx, qword [rdx + 0x10]
mov r9, qword [rdx + 0x18]
mov rsi, r8
mov rcx, r9
call fcn.00510d60
mov rdx, qword [rsp + 0x50]
mov qword [rdx + 0x10], rbx
mov qword [rdx + 0x18], rcx
cmp dword [0x0086e060], 0
jne 0x515e45
mov qword [rdx + 8], rax
jmp 0x515e4f
mov rdi, qword [rsp + 0x68]
call fcn.00463ca0
mov byte [rdx], 0
mov rax, rdx
mov rbx, qword [rsp + 0x90]
nop dword [rax]
call fcn.00509fe0
test rax, rax
jge 0x515d92
mov rax, qword [rsp + 0x50]
mov rbx, qword [rsp + 0x40]
mov rcx, qword [rsp + 0x58]
mov rbp, qword [rsp + 0x70]
add rsp, 0x78
ret
xor eax, eax
mov rbp, qword [rsp + 0x70]
add rsp, 0x78
ret
xor eax, eax
mov rcx, rax
call fcn.00464140
lea rax, [0x005ef740]
lea rbx, [0x006a4300]
call fcn.00436d80
nop
mov qword [rsp + 8], rax
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rcx
call fcn.00461a60
mov rax, qword [rsp + 8]
mov rbx, qword [rsp + 0x10]
mov rcx, qword [rsp + 0x18]
jmp fcn.00515c00