Function at 0x419280
Capabilities:
Decode data using base64 via dword translation table

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x38
mov dword [ebp - 0x38], ecx
mov dword [ebp - 0x3c], edx
mov edi, dword [ebp + 0x14]
mov dword [ebp - 0x30], edi
mov ebx, dword [ebp + 0x10]
mov dword [ebp - 0x40], ebx
mov eax, dword [ebp + 0xc]
mov dword [ebp - 0x34], eax
mov edx, dword [ebp + 8]
mov dword [ebp - 0x44], edx
mov eax, edi
and eax, 0xfffffffc
mov dword [ebp - 0x10], eax
mov esi, dword [ebp - 0x34]
mov dword [ebp - 0x14], esi
xor ecx, ecx
xor esi, esi
test edi, edi
je 0x4194a6
mov edi, 0x587ee8
sar eax, 2
lea eax, [eax + eax*2]
cmp dword [ebp - 0x14], eax
jge 0x4192e5
mov eax, 0x55555556
imul dword [ebp - 0x14]
mov eax, edx
shr eax, 0x1f
add eax, edx
shl eax, 2
jmp 0x4192eb
mov eax, dword [ebp - 0x10]
add eax, 0xfffffffc
mov dword [ebp - 0x18], eax
test eax, eax
jle 0x41931e
lea edx, [ebx + ecx*2]
movzx eax, word [edx]
movzx ebx, word [edx + 2]
mov dword [ebp - 0x28], ebx
movzx ebx, word [edx + 4]
movzx edx, word [edx + 6]
mov dword [ebp - 0x2c], edx
mov edx, eax
or edx, dword [ebp - 0x28]
or edx, ebx
or edx, dword [ebp - 0x2c]
test edx, 0xffffff00
je 0x419323
jmp 0x41934a
mov eax, dword [ebp - 0x18]
jmp 0x41937b
movsx eax, byte [edi + eax]
shl eax, 0x12
mov edx, dword [ebp - 0x2c]
movsx edx, byte [edi + edx]
or eax, edx
mov edx, dword [ebp - 0x28]
movsx edx, byte [edi + edx]
shl edx, 0xc
or eax, edx
movsx edx, byte [edi + ebx]
shl edx, 6
or eax, edx
jmp 0x41934f
mov eax, 0xffffffff
test eax, eax
jl 0x419490
mov edx, esi
add edx, dword [ebp - 0x44]
mov ebx, eax
sar ebx, 0x10
mov byte [edx], bl
mov ebx, eax
sar ebx, 8
mov byte [edx + 1], bl
mov byte [edx + 2], al
add esi, 3
add ecx, 4
mov eax, dword [ebp - 0x18]
cmp ecx, eax
jl 0x4193ea
mov ebx, dword [ebp - 0x10]
lea edx, [ebx - 4]
cmp eax, edx
jne 0x419490
cmp ecx, ebx
je 0x419490
mov eax, dword [ebp - 0x40]
movzx edx, word [eax + ebx*2 - 8]
movzx ebx, word [eax + ebx*2 - 6]
mov dword [ebp - 0x1c], ebx
mov ebx, dword [ebp - 0x10]
movzx ebx, word [eax + ebx*2 - 4]
mov dword [ebp - 0x20], ebx
mov ebx, dword [ebp - 0x10]
movzx eax, word [eax + ebx*2 - 2]
mov dword [ebp - 0x24], eax
mov eax, edx
or eax, dword [ebp - 0x1c]
or eax, dword [ebp - 0x20]
or eax, dword [ebp - 0x24]
test eax, 0xffffff00
jne 0x419490
movsx edx, byte [edi + edx]
shl edx, 0x12
mov eax, dword [ebp - 0x1c]
movsx eax, byte [edi + eax]
shl eax, 0xc
or edx, eax
mov eax, dword [ebp - 0x24]
cmp eax, 0x3d
je 0x4193f5
jmp 0x41944d
mov dword [ebp - 0x18], eax
mov ebx, dword [ebp - 0x40]
jmp 0x4192f2
mov eax, dword [ebp - 0x20]
cmp eax, 0x3d
jne 0x41941d
test edx, edx
jl 0x419490
mov eax, dword [ebp - 0x14]
dec eax
cmp esi, eax
jg 0x419490
sar edx, 0x10
mov eax, dword [ebp - 0x44]
mov byte [eax + esi], dl
inc esi
jmp 0x419485
movsx eax, byte [edi + eax]
shl eax, 6
or eax, edx
mov edx, eax
test edx, edx
jl 0x419490
mov eax, dword [ebp - 0x14]
add eax, 0xfffffffe
cmp esi, eax
jg 0x419490
mov eax, edx
sar eax, 0x10
mov edi, dword [ebp - 0x44]
mov byte [edi + esi], al
sar edx, 8
mov byte [edi + esi + 1], dl
add esi, 2
jmp 0x419485
movsx eax, byte [edi + eax]
or eax, edx
mov edx, dword [ebp - 0x20]
movsx edx, byte [edi + edx]
shl edx, 6
or edx, eax
jl 0x419490
mov eax, dword [ebp - 0x14]
add eax, 0xfffffffd
cmp esi, eax
jg 0x419490
mov eax, esi
add eax, dword [ebp - 0x44]
mov ebx, edx
sar ebx, 0x10
mov byte [eax], bl
mov ebx, edx
sar ebx, 8
mov byte [eax + 1], bl
mov byte [eax + 2], dl
add esi, 3
add ecx, 4
mov ebx, dword [ebp - 0x10]
cmp ebx, dword [ebp - 0x30]
je 0x4194a6
mov edx, dword [ebp - 0x38]
mov dword [edx], ecx
mov eax, dword [ebp - 0x3c]
mov dword [eax], esi
xor eax, eax
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret 0x10
mov edx, dword [ebp - 0x38]
mov dword [edx], ecx
mov eax, dword [ebp - 0x3c]
mov dword [eax], esi
mov eax, 1
lea esp, [ebp - 0xc]
pop ebx
pop esi
pop edi
pop ebp
ret 0x10