Function at 0x58efc0
Capabilities:
Encode data using base64

Disassembly:
lea r12, [rsp - 0x20]
cmp r12, qword [r14 + 0x10]
jbe 0x58f4b0
push rbp
mov rbp, rsp
sub rsp, 0x98
mov word [rsp + 0xa8], ax
mov qword [rsp + 0xb0], rbx
mov rdx, qword [rbx + 0x18]
mov rcx, qword [rbx + 0x20]
lea rax, [0x0065a160]
mov rbx, rdx
nop dword [rax]
call fcn.0040b220
test rax, rax
je 0x58f326
mov rcx, qword [rax + 0x18]
mov rax, rbx
call rcx
nop word [rax + rax]
test rax, rax
je 0x58f316
mov edx, dword [rax + 0x10]
cmp edx, 0x4bcec15d
jne 0x58f128
lea rdx, [0x00658480]
nop
cmp rax, rdx
jne 0x58f316
mov rdx, qword [rbx]
mov rsi, qword [rdx + 0x10]
lea rdi, [rsi - 1]
nop
test rdi, rdi
jl 0x58f0bb
mov rdx, qword [rdx + 8]
mov rdx, qword [rdx + rsi*8 - 8]
mov rsi, rdx
shr rdx, 1
or rdx, rsi
mov rsi, rdx
shr rdx, 2
or rdx, rsi
mov rsi, rdx
shr rdx, 4
or rdx, rsi
mov rsi, rdx
shr rdx, 8
or rdx, rsi
mov rsi, rdx
shr rdx, 0x10
or rdx, rsi
mov rsi, rdx
shr rdx, 0x20
or rdx, rsi
shl rdi, 6
bsr rdx, rdx
mov rsi, 0xffffffffffffffff
cmove rdx, rsi
lea rdx, [rdx + rdi]
lea rdx, [rdx + 1]
jmp 0x58f0bd
xor edx, edx
mov qword [rsp + 0x48], rdx
mov rcx, qword [0x0088c438]
mov qword [rsp + 0x60], rcx
lea rax, [0x0064c2a0]
xor ebx, ebx
call fcn.0044baa0
mov rdx, qword [0x0088c430]
mov rsi, qword [rsp + 0x48]
lea rdi, [rsi + 7]
sar rdi, 0x3f
shr rdi, 0x3d
lea rsi, [rdi + rsi]
lea rsi, [rsi + 7]
mov rdi, qword [0x0088c438]
mov qword [rsp + 0x78], rdi
sar rsi, 3
mov qword [rsp + 0x50], rsi
movzx r8d, word [rsp + 0xa8]
mov r9, qword [rsp + 0x60]
xor ecx, ecx
xor ebx, ebx
jmp 0x58f420
cmp edx, 0x8c7bd38d
jne 0x58f2e0
lea rdx, [0x00678ae0]
nop dword [rax + rax]
cmp rax, rdx
jne 0x58f316
movzx edx, word [rsp + 0xa8]
cmp dx, 0x304
jne 0x58f2b7
mov rax, qword [rbx]
mov qword [rsp + 0x70], rax
mov rbx, qword [rbx + 8]
mov qword [rsp + 0x88], rbx
nop
mov edx, dword [0x008eb350]
test edx, edx
jne 0x58f19b
lea rax, [0x008eb350]
lea rbx, [0x006c5d28]
call fcn.00471c20
mov rax, qword [rsp + 0x70]
mov rbx, qword [rsp + 0x88]
lea rdx, [0x0070eda8]
cmp rax, rdx
jne 0x58f1c8
mov rcx, qword [0x0088acf0]
call fcn.004049a0
test al, al
jne 0x58f29a
mov rax, qword [rsp + 0x70]
mov rbx, qword [rsp + 0x88]
nop
mov edx, dword [0x008eb350]
test edx, edx
jne 0x58f1f3
lea rax, [0x008eb350]
lea rbx, [0x006c5d28]
call fcn.00471c20
mov rax, qword [rsp + 0x70]
mov rbx, qword [rsp + 0x88]
lea rdx, [0x0070edf0]
cmp rax, rdx
jne 0x58f21c
mov rcx, qword [0x0088acf8]
call fcn.004049a0
test al, al
jne 0x58f287
mov rax, qword [rsp + 0x70]
mov rbx, qword [rsp + 0x88]
nop
mov edx, dword [0x008eb350]
test edx, edx
jne 0x58f247
lea rax, [0x008eb350]
lea rbx, [0x006c5d28]
call fcn.00471c20
mov rax, qword [rsp + 0x70]
mov rbx, qword [rsp + 0x88]
lea rdx, [0x0070ee38]
cmp rax, rdx
jne 0x58f277
mov rcx, qword [0x0088ad00]
call fcn.004049a0
nop
test al, al
je 0x58f277
lea rax, [0x00649b40]
call fcn.0040d6e0
mov word [rax], 0x603
jmp 0x58f2ab
xor eax, eax
xor ebx, ebx
mov rcx, rbx
add rsp, 0x98
pop rbp
ret
lea rax, [0x00649b40]
call fcn.0040d6e0
mov word [rax], 0x503
jmp 0x58f2ab
lea rax, [0x00649b40]
call fcn.0040d6e0
mov word [rax], 0x403
mov ecx, 1
mov edx, 1
jmp 0x58f336
lea rax, [0x00649d20]
nop
call fcn.0040d6e0
movabs rcx, 0x203060305030403
mov qword [rax], rcx
mov ecx, 4
mov edx, 4
jmp 0x58f336
cmp edx, 0xc0d9e4a4
jne 0x58f316
lea rdx, [0x00650060]
cmp rax, rdx
jne 0x58f316
lea rax, [0x00649b40]
nop dword [rax + rax]
call fcn.0040d6e0
mov word [rax], 0x807
mov ecx, 1
mov edx, 1
jmp 0x58f336
xor eax, eax
xor ebx, ebx
mov rcx, rbx
add rsp, 0x98
pop rbp
ret
xor eax, eax
xor ebx, ebx
mov rcx, rbx
add rsp, 0x98
pop rbp
ret
mov r8, qword [rsp + 0xb0]
cmp qword [r8 + 0x28], 0
je 0x58f35c
mov qword [rsp + 0x58], rcx
mov qword [rsp + 0x80], rax
xor edx, edx
xor ebx, ebx
xor esi, esi
xor edi, edi
jmp 0x58f371
mov rbx, rcx
mov rcx, rdx
add rsp, 0x98
pop rbp
ret
inc rdx
mov rdi, r10
cmp rdx, rcx
jge 0x58f3ef
movzx r9d, word [rax + rdx*2]
mov r10, qword [r8 + 0x28]
mov r11, qword [r8 + 0x30]
xor r12d, r12d
jmp 0x58f404
lea r10, [rdi + 1]
cmp rbx, r10
jae 0x58f3df
mov qword [rsp + 0x78], rdx
mov word [rsp + 0x44], r9w
mov rax, rsi
mov rcx, rbx
mov edi, 1
lea rsi, [0x0064c2a0]
mov rbx, r10
call fcn.0044bb80
mov rdx, qword [rsp + 0x78]
mov r8, qword [rsp + 0xb0]
movzx r9d, word [rsp + 0x44]
mov r10, rbx
mov rsi, rax
mov rbx, rcx
mov rax, qword [rsp + 0x80]
mov rcx, qword [rsp + 0x58]
mov word [rsi + r10*2 - 2], r9w
jmp 0x58f36b
mov r10, rdi
jmp 0x58f36b
mov rax, rsi
mov rcx, rbx
mov rbx, rdi
add rsp, 0x98
pop rbp
ret
inc r12
cmp r12, r11
jge 0x58f3e7
movzx r13d, word [r10 + r12*2]
cmp r13w, r9w
jne 0x58f401
jmp 0x58f388
add rdx, 0x18
inc rcx
cmp rcx, rdi
jge 0x58f4a5
movzx r10d, word [rdx]
cmp qword [rdx + 8], rsi
jg 0x58f419
movzx r11d, word [rdx + 0x10]
cmp r8w, r11w
ja 0x58f419
inc rbx
cmp r9, rbx
jae 0x58f496
mov qword [rsp + 0x68], rcx
mov qword [rsp + 0x90], rdx
mov word [rsp + 0x46], r10w
mov rcx, r9
mov edi, 1
lea rsi, [0x0064c2a0]
call fcn.0044bb80
mov rdx, qword [rsp + 0x90]
mov rsi, qword [rsp + 0x50]
mov rdi, qword [rsp + 0x78]
movzx r8d, word [rsp + 0xa8]
movzx r10d, word [rsp + 0x46]
mov r9, rcx
mov rcx, qword [rsp + 0x68]
mov word [rax + rbx*2 - 2], r10w
nop dword [rax]
jmp 0x58f419
mov rcx, rbx
mov rdx, r9
jmp 0x58f336
mov word [rsp + 8], ax
mov qword [rsp + 0x10], rbx
call fcn.00464aa0
movzx eax, word [rsp + 8]
mov rbx, qword [rsp + 0x10]
jmp fcn.0058efc0