Function at 0x4b7a39
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x48
mov eax, dword [0x5557a0]
xor eax, esp
mov dword [esp + 0x44], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x58]
xor ebp, ebp
push edi
mov ecx, str.octet
mov edi, str.netascii
mov eax, dword [esi + 0x10]
mov ebx, dword [eax]
mov eax, dword [esp + 0x60]
cmp byte [ebx + 0x35b], 0
cmove edi, ecx
cmp eax, 7
ja case.0x4b759e.1
jmp dword [eax*4 + 0x4b7874]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x4b75d2
pop edi
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004d1326
add esp, 0x48
ret
mov eax, dword [esi + 0x160]
cmp byte [ebx + 0x369], 0
mov byte [eax], 0
mov eax, dword [esi + 0x160]
je 0x4b7624
mov byte [eax + 1], 2
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x160]
add ecx, 4
mov eax, dword [eax]
mov dword [eax + 0x128], ecx
mov edx, dword [ebx + 0x48d8]
mov eax, edx
mov ecx, dword [ebx + 0x48dc]
and eax, ecx
cmp eax, 0xffffffff
je 0x4b7628
push ecx
push edx
push ebx
call fcn.004aeee0
add esp, 0xc
jmp 0x4b7628
mov byte [eax + 1], 1
push 0
push 0
lea eax, [esp + 0x18]
push eax
mov eax, dword [esi + 0x10]
push 0
mov eax, dword [eax]
mov eax, dword [eax + 0x48b4]
inc eax
push eax
push ebx
call fcn.004c3e30
mov ebp, eax
add esp, 0x18
test ebp, ebp
jne 0x4b785c
push eax
push edi
push eax
push dword [esp + 0x1c]
mov eax, dword [esi + 0x160]
push str._s_c_s_c
push dword [esi + 0x154]
add eax, 2
push eax
call fcn.004a6e40
mov ecx, dword [esp + 0x2c]
add esp, 0x1c
lea edx, [ecx + 1]
mov edi, edi
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b7680
sub ecx, edx
lea edx, [edi + 1]
lea esp, [esp]
mov al, byte [edi]
inc edi
test al, al
jne 0x4b7690
sub edi, edx
add edi, 4
add edi, ecx
cmp byte [ebx + 0x1fc], al
jne 0x4b77a4
cmp byte [ebx + 0x369], al
je 0x4b76df
mov edx, dword [ebx + 0x48d8]
mov eax, edx
mov ecx, dword [ebx + 0x48dc]
and eax, ecx
cmp eax, 0xffffffff
je 0x4b76df
push ecx
push edx
push str._I64d
lea eax, [esp + 0x20]
push 0x40
push eax
call fcn.004a6e40
add esp, 0x14
jmp 0x4b76e9
mov eax, 0x30
mov word [esp + 0x14], ax
mov eax, dword [esi + 0x160]
push str.tsize
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
add edi, eax
lea eax, [esp + 0x24]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
push dword [esi + 0x158]
add edi, eax
lea eax, [esp + 0x38]
push 0x536fc0
push 0x40
push eax
call fcn.004a6e40
mov eax, dword [esi + 0x160]
push str.blksize
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
add esp, 0x40
add edi, eax
lea eax, [esp + 0x14]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
push dword [esi + 0x1c]
add edi, eax
lea eax, [esp + 0x28]
push 0x536fc0
push 0x40
push eax
call fcn.004a6e40
mov eax, dword [esi + 0x160]
push str.timeout
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
add edi, eax
lea eax, [esp + 0x44]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b6e00
add esp, 0x40
add edi, eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x54]
push dword [eax + 0x10]
push dword [eax + 0x18]
push 0
push edi
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
cmp eax, edi
je 0x4b77e4
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [esi + 0x10]
call fcn.004955c0
push eax
push 0x5230a4
push ebx
call fcn.004a49b0
add esp, 0x14
push dword [esp + 0x10]
call dword [0x5552fc]
add esp, 4
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004d1326
add esp, 0x48
ret
cmp byte [ebx + 0x369], 0
push 6
push esi
je 0x4b782a
call fcn.004b6dc0
mov ebp, eax
jmp 0x4b7859
push 4
push esi
call fcn.004b6dc0
mov ebp, eax
jmp 0x4b7859
push 3
push esi
call fcn.004b6d80
mov ebp, eax
jmp 0x4b7859
pop edi
mov dword [esi], 3
mov eax, ebp
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004d1326
add esp, 0x48
ret
push str.tftp_send_first:_internal_error
push ebx
call fcn.004a49b0
add esp, 8
mov ecx, dword [esp + 0x54]
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004d1326
add esp, 0x48
ret
mov ecx, dword [esp + 4]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x4b7a20
jmp dword [edx*4 + 0x4b7a74]
mov dword [esp + 4], ecx
jmp 0x4b7560
mov dword [esp + 4], ecx
jmp fcn.004b72d0
mov dword [esp + 4], ecx
jmp fcn.004b7c20
push str.TFTP_finished
push 0x51ee80
push eax
call fcn.004a4ad0
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x5230a4
push eax
call fcn.004a49b0
add esp, 0xc
mov eax, 0x47
ret