Function at 0x4fb5d0
Capabilities:
Receive data
Receive data on socket

Disassembly:
sub esp, 0xd0
mov eax, dword [0x75d580]
xor eax, esp
mov dword [esp + 0xcc], eax
mov eax, dword [esp + 0xd8]
push ebx
mov dword [esp + 0x20], eax
lea ebx, [esp + 0x40]
mov eax, dword [esp + 0xe0]
push esi
mov esi, dword [esp + 0xdc]
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0xec]
push edi
mov dword [esp + 0x30], eax
xor edi, edi
xor eax, eax
mov dword [esp + 0x18], esi
mov dword [esp + 0x1c], edi
mov byte [esp + 0xf], 0
mov dword [esp + 0x10], ebx
test esi, esi
je 0x4fb9ef
cmp dword [esi], 0xbab1e
jne 0x4fb9ef
cmp byte [esi + 0xe6], al
je 0x4fb65f
lea eax, [edi + 8]
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0xcc]
xor ecx, esp
call fcn.0048a267
add esp, 0xd0
ret
cmp dword [esp + 0xec], eax
jge 0x4fb685
pop edi
pop esi
mov eax, 0xa
pop ebx
mov ecx, dword [esp + 0xcc]
xor ecx, esp
call fcn.0048a267
add esp, 0xd0
ret
push ebp
mov ebp, dword [esi + 4]
test ebp, ebp
je 0x4fb6e1
nop dword [eax]
lea eax, [esp + 0x38]
push eax
push ebp
call fcn.004fc950
add esp, 8
mov ebx, eax
xor edx, edx
mov eax, 1
or esi, 0xffffffff
test ebx, eax
je 0x4fb6b3
mov esi, dword [esp + edx*4 + 0x38]
inc edi
mov ecx, eax
rol ecx, 0x10
test ebx, ecx
je 0x4fb6c1
mov esi, dword [esp + edx*4 + 0x38]
inc edi
cmp esi, 0xffffffff
je 0x4fb6ce
inc edx
rol eax, 1
cmp edx, 5
jb 0x4fb6a7
mov ebp, dword [ebp]
mov dword [esp + 0x20], edi
test ebp, ebp
jne 0x4fb690
mov esi, dword [esp + 0x1c]
lea ebx, [esp + 0x4c]
lea eax, [esp + 0x18]
push eax
push esi
call fcn.004fdb60
mov eax, dword [esp + 0x20]
add esp, 8
test eax, eax
js 0x4fb70a
mov ecx, dword [esp + 0xf0]
cmp eax, ecx
cmovl ecx, eax
mov dword [esp + 0xf0], ecx
mov eax, dword [esp + 0x24]
add eax, edi
cmp byte [esp + 0xfc], 0
mov dword [esp + 0x30], eax
je 0x4fb728
cmp dword [esi + 0xdc], 0xffffffff
je 0x4fb728
inc eax
cmp eax, 0xa
jbe 0x4fb765
shl eax, 3
push eax
call dword [0x75d950]
mov ebx, eax
mov dword [esp + 0x18], eax
add esp, 4
test ebx, ebx
jne 0x4fb760
lea eax, [ebx + 3]
pop ebp
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0xcc]
xor ecx, esp
call fcn.0048a267
add esp, 0xd0
ret
mov byte [esp + 0x13], 1
xor ebp, ebp
mov dword [esp + 0x28], ebp
test edi, edi
je 0x4fb803
mov eax, dword [esi + 4]
mov dword [esp + 0x18], eax
test eax, eax
je 0x4fb803
mov edi, eax
lea eax, [esp + 0x38]
push eax
push edi
call fcn.004fc950
mov edi, dword [esp + 0x1c]
add esp, 8
mov ebx, eax
xor edx, edx
mov ecx, 1
nop
or esi, 0xffffffff
test ebx, ecx
je 0x4fb7bd
mov eax, dword [esp + edx*4 + 0x38]
mov dword [edi + ebp*8], eax
mov eax, 1
mov word [edi + ebp*8 + 4], ax
inc ebp
mov esi, dword [esp + edx*4 + 0x38]
mov eax, ecx
rol eax, 0x10
test ebx, eax
je 0x4fb7dc
mov eax, dword [esp + edx*4 + 0x38]
mov dword [edi + ebp*8], eax
mov eax, 4
mov word [edi + ebp*8 + 4], ax
inc ebp
mov esi, dword [esp + edx*4 + 0x38]
cmp esi, 0xffffffff
je 0x4fb7e9
inc edx
rol ecx, 1
cmp edx, 5
jb 0x4fb7a0
mov edi, dword [esp + 0x18]
mov dword [esp + 0x28], ebp
mov edi, dword [edi]
mov dword [esp + 0x18], edi
test edi, edi
jne 0x4fb784
mov edi, dword [esp + 0x20]
mov ebx, dword [esp + 0x14]
mov eax, dword [esp + 0x24]
test eax, eax
je 0x4fb85b
mov edx, dword [esp + 0x2c]
lea ecx, [ebp*8 + 4]
add ecx, ebx
add edx, 4
add ebp, eax
mov esi, eax
mov dword [esp + 0x28], ebp
mov edi, 1
mov eax, dword [edx - 4]
mov dword [ecx - 4], eax
xor eax, eax
mov word [ecx], ax
test byte [edx], 1
je 0x4fb83b
mov word [ecx], di
test byte [edx], 2
je 0x4fb844
or word [ecx], 2
test byte [edx], 4
je 0x4fb84d
or word [ecx], 4
add ecx, 8
add edx, 8
sub esi, edi
jne 0x4fb828
mov edi, dword [esp + 0x20]
cmp byte [esp + 0xfc], 0
je 0x4fb886
mov eax, dword [esp + 0x1c]
mov eax, dword [eax + 0xdc]
cmp eax, 0xffffffff
je 0x4fb886
mov dword [ebx + ebp*8], eax
mov eax, 1
mov word [ebx + ebp*8 + 4], ax
inc ebp
mov dword [esp + 0x28], ebp
test ebp, ebp
je 0x4fb961
mov eax, dword [esp + 0xf0]
cdq
push edx
push eax
push ebp
push ebx
call fcn.00518160
mov ebx, eax
add esp, 0x10
mov dword [esp + 0x20], ebx
test ebx, ebx
jle 0x4fb961
mov eax, dword [esp + 0x24]
mov dword [esp + 0x18], ebx
test eax, eax
je 0x4fb916
mov ebp, dword [esp + 0x2c]
lea edi, [edi*8 + 6]
add ebp, 6
add edi, dword [esp + 0x14]
nop
movsx ebx, word [edi]
lea edi, [edi + 8]
mov esi, ebx
lea ebp, [ebp + 8]
and esi, 1
mov edx, ebx
mov eax, esi
or eax, 4
and dl, 4
movzx ecx, ax
mov eax, esi
cmove ecx, eax
movzx edx, cx
mov eax, edx
or eax, 2
and bl, 2
movzx ecx, ax
mov eax, edx
cmove ecx, eax
sub dword [esp + 0x24], 1
mov word [ebp - 8], cx
jne 0x4fb8d0
mov ebp, dword [esp + 0x28]
mov ebx, dword [esp + 0x20]
cmp byte [esp + 0xfc], 0
mov edi, dword [esp + 0x1c]
mov eax, dword [esp + 0x14]
je 0x4fb96d
cmp dword [edi + 0xdc], 0xffffffff
je 0x4fb96d
mov ecx, dword [esp + 0x30]
test byte [eax + ecx*8 + 6], 1
je 0x4fb96d
mov esi, dword [sym.imp.WS2_32.dll_recv]
push 0
push 0x40
lea eax, [esp + 0xa4]
push eax
push dword [edi + 0xdc]
call esi
test eax, eax
jg 0x4fb942
mov eax, dword [esp + 0x14]
dec ebx
jmp 0x4fb971
mov eax, dword [esp + 0x14]
xor ebx, ebx
mov edi, dword [esp + 0x1c]
jmp 0x4fb971
mov ebx, dword [esp + 0x18]
cmp byte [esp + 0x13], 0
je 0x4fb982
push eax
call dword [0x75d954]
add esp, 4
mov eax, dword [esp + 0x34]
test eax, eax
je 0x4fb98c
mov dword [eax], ebx
cmp byte [esp + 0xf8], 0
je 0x4fb9e8
test ebp, ebp
jne 0x4fb9e8
cmp dword [edi], 0xbab1e
mov dword [esp + 0x2c], ebp
jne 0x4fb9e8
cmp byte [edi + 0xe6], 0
jne 0x4fb9e8
lea eax, [esp + 0x2c]
push eax
push edi
call fcn.004fdb60
add esp, 8
test eax, eax
jne 0x4fb9e8
mov eax, dword [esp + 0x2c]
test eax, eax
je 0x4fb9e8
mov ecx, dword [esp + 0xf0]
cmp eax, ecx
jg 0x4fb9db
test eax, eax
cmovs eax, ecx
mov ecx, eax
mov eax, ecx
cdq
push edx
push eax
call fcn.00518790
add esp, 8
xor eax, eax
jmp 0x4fb747
mov ecx, dword [esp + 0xd8]
mov eax, 1
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.0048a267
add esp, 0xd0
ret