Function at 0x51f5e0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x20
push ebx
mov ebx, dword [esp + 0x30]
push esi
mov esi, dword [esp + 0x2c]
push edi
mov eax, dword [ebx + 0x8c]
xor edi, edi
mov dword [esp + 0x10], edi
mov dword [esp + 0x20], edi
mov dword [esp + 0x24], eax
test esi, esi
jne 0x51f882
mov ebx, dword [ebx + 0x14]
test ebx, ebx
je 0x51f84c
mov ecx, dword [ebx + 0x14]
lea eax, [ebx + 0x14]
mov dword [esp + 0x1c], eax
test ecx, ecx
je 0x51f63a
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x51f626
sub ecx, edx
sar ecx, 1
lea edi, [ecx + 1]
jmp 0x51f63c
xor edi, edi
mov eax, dword [ebx + 4]
cmp eax, 2
jne 0x51f64b
mov eax, 0x10
jmp 0x51f659
cmp eax, 0x17
jne 0x51f839
mov eax, 0x1c
cmp dword [ebx + 0x18], 0
mov dword [esp + 0x14], eax
je 0x51f839
mov ecx, dword [ebx + 0x10]
test ecx, ecx
je 0x51f839
cmp ecx, eax
jb 0x51f839
add eax, 0x20
add eax, edi
push eax
call dword [0x7f564c]
mov esi, eax
add esp, 4
mov dword [esp + 0x18], esi
test esi, esi
je 0x51f85e
mov ecx, dword [ebx]
mov dword [esi], ecx
mov ecx, dword [ebx + 4]
mov dword [esi + 4], ecx
mov ecx, dword [ebx + 8]
mov dword [esi + 8], ecx
mov eax, dword [ebx + 0xc]
mov ecx, dword [esp + 0x14]
mov dword [esi + 0xc], eax
lea eax, [esi + 0x20]
push ecx
mov dword [esi + 0x10], ecx
mov dword [esi + 0x14], 0
mov dword [esi + 0x1c], 0
mov dword [esi + 0x18], eax
push dword [ebx + 0x18]
push eax
call fcn.006e0e90
add esp, 0xc
test edi, edi
je 0x51f81b
mov edx, dword [esp + 0x14]
xor eax, eax
add edx, dword [esi + 0x18]
mov dword [esi + 0x14], edx
test edi, edi
je 0x51f814
cmp edi, 4
jb 0x51f803
mov ecx, dword [ebx + 0x14]
lea esi, [edx - 1]
mov dword [esp + 0x14], ecx
add esi, edi
mov dword [esp + 0x28], esi
mov esi, dword [esp + 0x18]
lea ecx, [ecx + edi*2]
add ecx, 0xfffffffe
cmp edx, ecx
lea ecx, [edx - 1]
ja 0x51f729
add ecx, edi
cmp ecx, dword [esp + 0x14]
jae 0x51f803
jmp 0x51f72b
add ecx, edi
cmp edx, dword [esp + 0x1c]
ja 0x51f73b
cmp ecx, dword [esp + 0x1c]
jae 0x51f803
lea ecx, [esi + 0x14]
cmp edx, ecx
ja 0x51f74c
cmp dword [esp + 0x28], ecx
jae 0x51f803
movups xmm1, xmmword [0x72bdc0]
cmp edi, 0x20
jb 0x51f7d0
mov ecx, edi
mov esi, edi
and ecx, 0x1f
sub esi, ecx
mov dword [esp + 0x1c], ecx
mov dword [esp + 0x28], esi
mov ecx, 0x20
mov esi, dword [esp + 0x14]
movups xmm0, xmmword [ecx + esi - 0x20]
lea ecx, [ecx + 0x40]
andps xmm0, xmm1
packuswb xmm0, xmm0
movq qword [edx + eax], xmm0
movups xmm0, xmmword [ecx + esi - 0x50]
andps xmm0, xmm1
packuswb xmm0, xmm0
movq qword [edx + eax + 8], xmm0
movups xmm0, xmmword [ecx + esi - 0x40]
andps xmm0, xmm1
packuswb xmm0, xmm0
movq qword [edx + eax + 0x10], xmm0
movups xmm0, xmmword [ecx + esi - 0x30]
andps xmm0, xmm1
packuswb xmm0, xmm0
movq qword [edx + eax + 0x18], xmm0
add eax, 0x20
cmp eax, dword [esp + 0x28]
jb 0x51f772
cmp dword [esp + 0x1c], 4
mov esi, dword [esp + 0x18]
jb 0x51f7ff
mov ecx, dword [esi + 0x14]
mov edx, dword [ebx + 0x14]
mov dword [esp + 0x28], ecx
mov ecx, edi
mov esi, dword [esp + 0x28]
and ecx, 0xfffffffc
movq xmm0, qword [edx + eax*2]
andps xmm0, xmm1
packuswb xmm0, xmm0
movd dword [esi + eax], xmm0
add eax, 4
cmp eax, ecx
jb 0x51f7e3
mov esi, dword [esp + 0x18]
cmp eax, edi
jae 0x51f814
mov ecx, dword [ebx + 0x14]
mov edx, dword [esi + 0x14]
mov cl, byte [ecx + eax*2]
mov byte [eax + edx], cl
inc eax
cmp eax, edi
jb 0x51f803
mov eax, dword [esi + 0x14]
mov byte [edi + eax], 0
mov edi, dword [esp + 0x10]
test edi, edi
mov eax, dword [esp + 0x20]
cmove edi, esi
mov dword [esp + 0x10], edi
test eax, eax
je 0x51f833
mov dword [eax + 0x1c], esi
mov dword [esp + 0x20], esi
jmp 0x51f83d
mov edi, dword [esp + 0x10]
mov ebx, dword [ebx + 0x28]
test ebx, ebx
jne 0x51f615
test edi, edi
jne 0x51f877
mov esi, 0x2af9
push esi
mov dword [esp + 0x34], esi
call dword [sym.imp.WS2_32.dll_WSASetLastError]
jmp 0x51f87b
push dword [esp + 0x10]
mov esi, 8
mov dword [esp + 0x34], esi
call fcn.00541db0
add esp, 4
xor edi, edi
jmp 0x51f87b
mov esi, dword [esp + 0x30]
mov ebx, dword [esp + 0x38]
mov dword [ebx + 0x68], edi
mov eax, dword [ebx + 0x14]
test eax, eax
je 0x51f897
push eax
call dword [0x7ff4c8]
mov dword [ebx + 0x14], 0
test esi, esi
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
je 0x51f8c0
call esi
test eax, eax
je 0x51f8b9
call esi
mov dword [ebx + 0x64], eax
test eax, eax
jne 0x51f8c0
mov dword [ebx + 0x64], 8
jmp 0x51f8c0
mov eax, dword [esp + 0x30]
mov dword [ebx + 0x64], eax
push dword [ebx + 0x48]
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
cmp dword [ebx + 0x4c], 0
je 0x51f941
push dword [ebx + 0x48]
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov eax, dword [ebx + 0x48]
test eax, eax
je 0x51f8f2
push eax
call dword [sym.imp.KERNEL32.dll_DeleteCriticalSection]
push dword [ebx + 0x48]
call dword [0x7f5650]
add esp, 4
push dword [ebx + 0x54]
call dword [0x7f5650]
mov eax, dword [ebx + 0x68]
add esp, 4
test eax, eax
je 0x51f90e
push eax
call fcn.00541db0
add esp, 4
mov eax, dword [ebx + 0x60]
cmp eax, 0xffffffff
je 0x51f91d
push eax
call dword [sym.imp.WS2_32.dll_closesocket]
push 0x90
push 0
push ebx
call fcn.006e1410
mov ecx, dword [esp + 0x30]
push ecx
call dword [0x7f5650]
add esp, 0x10
pop edi
pop esi
pop ebx
add esp, 0x20
ret 0xc
mov eax, dword [ebx + 0x60]
cmp eax, 0xffffffff
je 0x51f967
push 0
push 1
lea ecx, [esp + 0x17]
mov byte [esp + 0x17], 1
push ecx
push eax
call dword [sym.imp.WS2_32.dll_send]
test eax, eax
jns 0x51f967
call esi
mov dword [ebx + 0x64], eax
push dword [ebx + 0x48]
mov dword [ebx + 0x4c], 1
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
mov ecx, dword [esp + 0x24]
mov eax, dword [ecx]
test eax, eax
je 0x51f988
push eax
call dword [sym.imp.KERNEL32.dll_SetEvent]
pop edi
pop esi
pop ebx
add esp, 0x20
ret 0xc