Function at 0x4dc140
Capabilities:
Encode data using base64

Disassembly:
push ecx
push ebx
mov ebx, dword [esp + 0x1c]
push esi
mov esi, dword [esp + 0x10]
push edi
shr ebx, 0xb
xor edi, edi
mov esi, dword [esi]
movzx edx, byte [esi + 1]
add esi, 2
and ebx, 1
je 0x4dc244
cmp edx, 0xc0
jb 0x4dc244
movzx eax, byte [esi]
and eax, 0x3f
test dl, 0x20
jne 0x4dc188
and edx, 0x1f
shl edx, 6
or edx, eax
inc esi
jmp 0x4dc244
test dl, 0x10
jne 0x4dc1a9
and edx, 0xf
shl edx, 6
or edx, eax
movzx eax, byte [esi + 1]
shl edx, 6
and eax, 0x3f
or edx, eax
add esi, 2
jmp 0x4dc244
test dl, 8
jne 0x4dc1d3
and edx, 7
shl edx, 6
or edx, eax
movzx eax, byte [esi + 1]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 2]
shl edx, 6
and eax, 0x3f
or edx, eax
add esi, 3
jmp 0x4dc244
test dl, 4
jne 0x4dc209
and edx, 3
shl edx, 6
or edx, eax
movzx eax, byte [esi + 1]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 2]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 3]
shl edx, 6
and eax, 0x3f
or edx, eax
add esi, 4
jmp 0x4dc244
and edx, 1
shl edx, 6
or edx, eax
movzx eax, byte [esi + 1]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 2]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 3]
shl edx, 6
and eax, 0x3f
or edx, eax
movzx eax, byte [esi + 4]
shl edx, 6
and eax, 0x3f
or edx, eax
add esi, 5
dec esi
test edx, edx
jne 0x4dc25c
mov eax, dword [esp + 0x1c]
mov dword [eax], 1
mov ecx, dword [esp + 0x24]
jmp 0x4dc495
lea eax, [edx - 0x30]
cmp eax, 0x4a
ja 0x4dc253
lea ecx, [edx - 0x30]
movsx edi, word [ecx*2 + 0x5c9cf0]
push ebp
test edi, edi
je 0x4dc281
jle 0x4dc5ce
mov edx, edi
jmp 0x4dc48e
cmp eax, 0x48
ja case.0x4dc291.10
movzx eax, byte [eax + 0x4dc8c0]
jmp dword [eax*4 + 0x4dc898]
mov eax, dword [esp + 0x20]
mov dword [eax], 0x25
jmp 0x4dc48e
test dword [esp + 0x28], 0x2000000
je case.0x4dc291.28
movzx eax, byte [esi + 1]
test byte [eax + 0x5cad08], 8
je 0x4dc48e
movzx ecx, byte [esi + 2]
test byte [ecx + 0x5cad08], 8
je 0x4dc48e
movzx edi, byte [esi + 3]
test byte [edi + 0x5cad08], 8
je 0x4dc48e
lea ebp, [esi + 4]
mov dword [esp + 0x10], ebp
movzx ebp, byte [ebp]
test byte [ebp + 0x5cad08], 8
je 0x4dc48e
mov edx, eax
cmp edx, 0x61
jb 0x4dc306
sub edx, 0x20
cmp edx, 0x41
sbb eax, eax
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
cmp ecx, 0x61
jb 0x4dc31b
sub ecx, 0x20
cmp ecx, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
add edx, ecx
cmp edi, 0x61
jb 0x4dc335
sub edi, 0x20
cmp edi, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
add edx, edi
cmp ebp, 0x61
jb 0x4dc34f
sub ebp, 0x20
mov esi, dword [esp + 0x10]
cmp ebp, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
mov eax, ebx
add edx, ebp
neg eax
sbb eax, eax
and eax, 0x10ff00
add eax, 0xff
cmp edx, eax
jbe 0x4dc78a
mov eax, dword [esp + 0x20]
mov dword [eax], 0x4c
jmp 0x4dc48e
mov ecx, dword [esp + 0x28]
xor edi, edi
test ecx, 0x2000000
jne 0x4dc494
mov eax, dword [esp + 0x20]
mov dword [eax], 0x25
jmp 0x4dc494
cmp dword [esp + 0x2c], 0
jne 0x4dc48e
mov al, byte [esi + 1]
cmp al, 0x3c
je 0x4dc4ef
cmp al, 0x27
je 0x4dc4ef
cmp al, 0x7b
jne 0x4dc411
mov al, byte [esi + 2]
lea ecx, [esi + 2]
test al, al
je 0x4dc3f8
lea esp, [esp]
cmp al, 0x7d
je 0x4dc400
cmp al, 0x2d
je 0x4dc3f0
cmp al, 0x30
jb 0x4dc400
cmp al, 0x39
ja 0x4dc400
mov al, byte [ecx + 1]
inc ecx
test al, al
jne 0x4dc3e0
mov ebx, 1
inc esi
jmp 0x4dc413
mov al, byte [ecx]
test al, al
je 0x4dc3f8
cmp al, 0x7d
je 0x4dc3f8
mov edi, 0x1c
jmp 0x4dc490
xor ebx, ebx
cmp byte [esi + 1], 0x2d
jne 0x4dc421
mov ebp, 1
inc esi
jmp 0x4dc423
xor ebp, ebp
mov cl, byte [esi + 1]
lea edi, [esi + 1]
xor eax, eax
cmp cl, 0x30
jb 0x4dc454
cmp cl, 0x39
ja 0x4dc454
cmp eax, 0xccccccb
jg 0x4dc46a
mov esi, edi
lea ecx, [eax + eax*4]
lea edi, [esi + 1]
movzx eax, byte [esi]
lea eax, [eax + ecx*2]
mov cl, byte [edi]
add eax, 0xffffffd0
cmp cl, 0x30
jae 0x4dc430
test ebx, ebx
je 0x4dc4bb
inc esi
cmp byte [esi], 0x7d
je 0x4dc4bb
mov eax, dword [esp + 0x20]
mov dword [eax], 0x39
jmp 0x4dc48e
mov al, byte [esi + 1]
lea ecx, [esi + 1]
cmp al, 0x30
jb 0x4dc484
cmp al, 0x39
ja 0x4dc484
mov esi, ecx
mov al, byte [esi + 1]
lea ecx, [esi + 1]
cmp al, 0x30
jae 0x4dc474
mov eax, dword [esp + 0x20]
mov dword [eax], 0x3d
xor edi, edi
mov ecx, dword [esp + 0x28]
pop ebp
test ecx, 0x20000000
je 0x4dc4a8
lea ecx, [edi - 6]
cmp ecx, 5
ja 0x4dc4a8
add edi, 0x17
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov dword [eax], esi
mov eax, edi
pop edi
pop esi
mov dword [ecx], edx
pop ebx
pop ecx
ret
test eax, eax
jne 0x4dc4cb
mov eax, dword [esp + 0x20]
mov dword [eax], 0x3a
jmp 0x4dc48e
test ebp, ebp
je 0x4dc4e8
mov ecx, dword [esp + 0x24]
cmp eax, ecx
jle 0x4dc4e3
mov eax, dword [esp + 0x20]
mov dword [eax], 0xf
jmp 0x4dc48e
sub ecx, eax
lea eax, [ecx + 1]
mov edi, eax
jmp 0x4dc5ce
mov edi, 0x1b
jmp 0x4dc490
cmp dword [esp + 0x2c], 0
jne 0x4dc54f
mov al, byte [esi + 1]
lea ebp, [esi + 1]
mov dword [esp + 0x10], esi
cmp al, 0x30
jb 0x4dc538
jmp 0x4dc510
cmp al, 0x39
ja 0x4dc538
cmp ecx, 0xccccccb
jg 0x4dc5a5
mov esi, ebp
lea ecx, [ecx + ecx*4]
lea ecx, [ecx - 0x18]
lea ebp, [esi + 1]
movzx eax, byte [esi]
lea ecx, [eax + ecx*2]
mov al, byte [ebp]
cmp al, 0x30
jae 0x4dc510
cmp ecx, 8
jl 0x4dc5cc
cmp ecx, dword [esp + 0x24]
jle 0x4dc5cc
mov esi, dword [esp + 0x10]
movzx edx, byte [esi]
cmp edx, 0x38
jae 0x4dc48e
sub edx, 0x30
mov edi, edi
mov al, byte [esi + 1]
inc edi
cmp al, 0x30
jb 0x4dc57c
cmp al, 0x37
ja 0x4dc57c
movzx eax, byte [esi + 1]
inc esi
add edx, 0xfffffffa
lea edx, [eax + edx*8]
cmp edi, 2
jl 0x4dc560
test ebx, ebx
jne 0x4dc48e
mov ecx, dword [esp + 0x28]
xor edi, edi
cmp edx, 0xff
jbe 0x4dc494
mov eax, dword [esp + 0x20]
mov dword [eax], 0x33
jmp 0x4dc494
mov al, byte [esi + 1]
lea ecx, [esi + 1]
cmp al, 0x30
jb 0x4dc484
cmp al, 0x39
ja 0x4dc484
mov esi, ecx
mov al, byte [esi + 1]
lea ecx, [esi + 1]
cmp al, 0x30
jae 0x4dc5b3
jmp 0x4dc484
mov edi, ecx
neg edi
cmp edi, 0xc
jne 0x4dc490
cmp byte [esi + 1], 0x7b
jne 0x4dc490
lea eax, [esi + 2]
push eax
call fcn.004e3690
mov ecx, dword [esp + 0x2c]
add esp, 4
test eax, eax
jne 0x4dc494
mov eax, dword [esp + 0x20]
mov dword [eax], 0x25
jmp 0x4dc494
cmp byte [esi + 1], 0x7b
je 0x4dc61f
mov eax, dword [esp + 0x20]
mov dword [eax], 0x51
jmp 0x4dc48e
cmp byte [esi + 2], 0x7d
lea eax, [esi + 2]
jne 0x4dc637
mov eax, dword [esp + 0x20]
mov dword [eax], 0x56
jmp 0x4dc48e
mov esi, eax
xor edx, edx
mov al, byte [esi]
cmp al, 0x30
jb 0x4dc672
cmp al, 0x37
ja 0x4dc672
inc esi
movzx eax, al
test edx, edx
jne 0x4dc652
cmp eax, 0x30
je 0x4dc66c
add eax, 0xffffffd0
lea edx, [eax + edx*8]
mov eax, ebx
neg eax
sbb eax, eax
and eax, 0x10ff00
add eax, 0xff
cmp edx, eax
ja 0x4dc68a
mov al, byte [esi]
cmp al, 0x30
jae 0x4dc641
cmp byte [esi], 0x7d
je 0x4dc78a
mov eax, dword [esp + 0x20]
mov dword [eax], 0x50
jmp 0x4dc48e
mov al, byte [esi]
cmp al, 0x30
jb 0x4dc69c
cmp al, 0x37
ja 0x4dc69c
mov al, byte [esi + 1]
inc esi
cmp al, 0x30
jae 0x4dc690
mov eax, dword [esp + 0x20]
mov dword [eax], 0x22
jmp 0x4dc48e
test dword [esp + 0x28], 0x2000000
je 0x4dc710
movzx eax, byte [esi + 1]
test byte [eax + 0x5cad08], 8
je 0x4dc48e
movzx ecx, byte [esi + 2]
test byte [ecx + 0x5cad08], 8
je 0x4dc48e
mov edx, eax
cmp edx, 0x61
jb 0x4dc6e1
sub edx, 0x20
cmp edx, 0x41
sbb eax, eax
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
cmp ecx, 0x61
jb 0x4dc6f6
sub ecx, 0x20
cmp ecx, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
add edx, ecx
add esi, 2
jmp 0x4dc48e
cmp byte [esi + 1], 0x7b
jne 0x4dc7fc
mov al, byte [esi + 2]
add esi, 2
cmp al, 0x7d
jne 0x4dc733
mov eax, dword [esp + 0x20]
mov dword [eax], 0x56
jmp 0x4dc48e
movzx ecx, al
xor edx, edx
test byte [ecx + 0x5cad08], 8
je 0x4dc785
inc esi
test edx, edx
jne 0x4dc74b
cmp ecx, 0x30
je 0x4dc779
cmp ecx, 0x61
jb 0x4dc753
sub ecx, 0x20
cmp ecx, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
mov eax, ebx
add edx, ecx
neg eax
sbb eax, eax
and eax, 0x10ff00
add eax, 0xff
cmp edx, eax
ja 0x4dc7b8
movzx ecx, byte [esi]
test byte [ecx + 0x5cad08], 8
jne 0x4dc741
cmp byte [esi], 0x7d
jne 0x4dc7ed
test ebx, ebx
je 0x4dc48e
mov ecx, dword [esp + 0x28]
lea eax, [edx - 0xd800]
xor edi, edi
cmp eax, 0x7ff
ja 0x4dc494
mov eax, dword [esp + 0x20]
mov dword [eax], 0x49
jmp 0x4dc494
movzx eax, byte [esi]
test byte [eax + 0x5cad08], 8
je 0x4dc69c
jmp 0x4dc7d0
movzx eax, byte [esi + 1]
inc esi
test byte [eax + 0x5cad08], 8
jne 0x4dc7d0
mov eax, dword [esp + 0x20]
mov dword [eax], 0x22
jmp 0x4dc48e
mov eax, dword [esp + 0x20]
mov dword [eax], 0x4f
jmp 0x4dc48e
xor edx, edx
mov edi, edi
movzx eax, byte [esi + 1]
inc edi
test byte [eax + 0x5cad08], 8
je 0x4dc48e
movzx ecx, byte [esi + 1]
inc esi
cmp ecx, 0x61
jb 0x4dc81f
sub ecx, 0x20
cmp ecx, 0x41
sbb eax, eax
shl edx, 4
and eax, 0xfffffff9
add eax, 0x37
sub edx, eax
add edx, ecx
cmp edi, 2
jl 0x4dc800
jmp 0x4dc48e
movzx edx, byte [esi + 1]
inc esi
test edx, edx
jne 0x4dc853
mov eax, dword [esp + 0x20]
mov dword [eax], 2
jmp 0x4dc48e
cmp edx, 0x7f
jbe 0x4dc867
mov eax, dword [esp + 0x20]
mov dword [eax], 0x44
jmp 0x4dc48e
lea eax, [edx - 0x61]
cmp eax, 0x19
ja 0x4dc872
sub edx, 0x20
xor edx, 0x40
jmp 0x4dc48e
mov ecx, dword [esp + 0x28]
xor edi, edi
test cl, 0x40
je 0x4dc494
mov eax, dword [esp + 0x20]
mov dword [eax], 3
jmp 0x4dc494