Function at 0x453d40
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x10c
mov eax, dword [0x495400]
xor eax, esp
mov dword [esp + 0x108], eax
mov eax, dword [esp + 0x114]
push ebx
push ebp
push esi
mov esi, dword [esp + 0x11c]
lea ecx, [eax - 4]
xor ebx, ebx
push edi
mov edi, dword [esi + 0x10]
cmp ecx, 3
ja case.default.0x453d77
jmp dword [ecx*4 + 0x4540b8]
cmp eax, 4
jne 0x453e6c
mov eax, dword [esi + 0x148]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [esi + 0x144]
mov edx, eax
cmp ecx, edx
je 0x453e56
test ax, ax
jne 0x453dbc
cmp ecx, 0xffff
je 0x453e56
push edx
push ecx
push str.Received_ACK_for_block__d__expecting__d
push edi
call fcn.00439540
inc dword [esi + 0x18]
add esp, 0x10
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x453df7
movzx eax, word [esi + 0x144]
push eax
push str.tftp_tx:_giving_up_waiting_for_block__d_ack
push edi
call fcn.00439470
add esp, 0xc
mov ebx, 0x37
jmp 0x45409c
push dword [esi + 0x130]
lea eax, [esi + 0xb0]
push eax
mov eax, dword [esi + 0x138]
push 0
add eax, 4
push eax
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x45409c
push 0x100
lea eax, [esp + 0x1c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00423270
push eax
push 0x47fc5c
push edi
call fcn.00439470
add esp, 0x18
mov ebx, 0x37
jmp 0x45409c
lea eax, [esi + 0x28]
push eax
call dword [sym.imp.api_ms_win_crt_time_l1_1_0.dll__time64]
add esp, 4
inc word [esi + 0x144]
jmp 0x453e78
mov eax, 1
mov word [esi + 0x144], ax
mov dword [esi + 0x18], ebx
mov eax, dword [esi + 0x14c]
mov byte [eax], bl
mov eax, dword [esi + 0x14c]
mov byte [eax + 1], 3
movzx edx, word [esi + 0x144]
mov eax, dword [esi + 0x14c]
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov eax, dword [esi + 0x14c]
mov byte [eax + 3], dl
cmp word [esi + 0x144], 1
jbe 0x453ed0
mov eax, dword [esi + 0x138]
cmp eax, dword [esi + 0x13c]
jge 0x453ed0
mov dword [esi], 3
xor eax, eax
jmp 0x45409e
mov ebp, dword [esi + 0x14c]
lea eax, [esp + 0x13]
push eax
lea eax, [esp + 0x18]
mov dword [esi + 0x138], ebx
push eax
push dword [esi + 0x13c]
add ebp, 4
push ebp
push edi
call fcn.0043a2c0
mov ebx, eax
add esp, 0x14
test ebx, ebx
jne 0x45409c
mov edx, dword [esi + 0x138]
mov ecx, dword [esp + 0x14]
add edx, ecx
mov eax, dword [esi + 0x13c]
add ebp, ecx
mov dword [esi + 0x138], edx
cmp edx, eax
jge 0x453f47
test ecx, ecx
je 0x453f47
lea ecx, [esp + 0x13]
sub eax, edx
push ecx
lea ecx, [esp + 0x18]
push ecx
push eax
push ebp
push edi
call fcn.0043a2c0
mov ebx, eax
add esp, 0x14
test ebx, ebx
je 0x453f03
jmp 0x45409c
push dword [esi + 0x130]
lea eax, [esi + 0xb0]
push eax
push 0
lea eax, [edx + 4]
push eax
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x454003
mov eax, dword [esi + 0x138]
cdq
add dword [edi + 0xa0], eax
adc dword [edi + 0xa4], edx
push dword [edi + 0xa4]
push dword [edi + 0xa0]
push edi
call fcn.00449920
jmp 0x454099
mov eax, dword [esi + 0x18]
inc eax
push eax
mov dword [esi + 0x18], eax
movzx eax, word [esi + 0x144]
inc eax
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d
push edi
call fcn.00439540
mov eax, dword [esi + 0x18]
add esp, 0x10
cmp eax, dword [esi + 0x20]
jle 0x453fd7
mov dword [esi + 8], 0xffffff9d
mov dword [esi], 3
jmp 0x45409c
push dword [esi + 0x130]
lea eax, [esi + 0xb0]
push eax
mov eax, dword [esi + 0x138]
push 0
add eax, 4
push eax
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x453f84
push 0x100
lea eax, [esp + 0x1c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00423270
push eax
push 0x47fc5c
push edi
call fcn.00439470
add esp, 0x18
mov eax, 0x37
jmp 0x45409e
mov dword [esi], 3
mov eax, dword [esi + 0x14c]
mov byte [eax], bl
mov eax, dword [esi + 0x14c]
mov byte [eax + 1], 5
movzx edx, word [esi + 0x144]
mov eax, dword [esi + 0x14c]
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov eax, dword [esi + 0x14c]
mov byte [eax + 3], dl
lea eax, [esi + 0xb0]
push dword [esi + 0x130]
push eax
push 0
push 4
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
mov dword [esi], 3
jmp 0x45409c
push eax
push str.tftp_tx:_internal_error__event:__i
push edi
call fcn.00439470
add esp, 0xc
mov eax, ebx
mov ecx, dword [esp + 0x118]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00479dd0
add esp, 0x10c
ret