Function at 0x180056900
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rsi
push rdi
sub rsp, 0xd0
mov rax, qword [0x180094010]
xor rax, rsp
mov qword [rsp + 0xc0], rax
mov rax, qword [rcx + 0x10]
mov rbx, rcx
xor edi, edi
mov ecx, edx
mov rsi, qword [rax]
sub ecx, 4
je 0x180056a84
sub ecx, 1
je 0x180056a11
sub ecx, 1
je 0x180056a84
cmp ecx, 1
mov rcx, rsi
je 0x180056969
mov r8d, edx
lea rdx, str.tftp_tx:_internal_error__event:__i
call fcn.18003a840
jmp 0x180056cd2
movzx eax, word [rbx + 0x48]
lea rdx, str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
inc dword [rbx + 0x20]
inc eax
mov r9d, dword [rbx + 0x20]
movzx r8d, ax
call fcn.18003a9c0
mov eax, dword [rbx + 0x28]
cmp dword [rbx + 0x20], eax
jle 0x1800569a0
mov dword [rbx + 8], 0xffffff9d
mov dword [rbx], 3
jmp 0x180056cd2
mov eax, dword [rbx + 0x150]
lea rdx, [rbx + 0xd0]
mov r8d, dword [rbx + 0x158]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
add r8d, 4
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rdx
mov rdx, qword [rbx + 0x170]
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x180056cc3
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x80
lea rdx, [rsp + 0x40]
mov ecx, eax
call fcn.180028170
mov r8, rax
lea rdx, [0x18007db5c]
mov rcx, rsi
call fcn.18003a840
mov eax, gethostname
jmp 0x180056cd4
mov dword [rbx], 3
xor r9d, r9d
mov rax, qword [rbx + 0x170]
lea r8d, [r9 + 4]
mov byte [rax], dil
mov rax, qword [rbx + 0x170]
mov byte [rax + 1], 5
movzx edx, word [rbx + 0x48]
mov rax, qword [rbx + 0x170]
movzx ecx, dx
shr cx, 8
mov byte [rax + 2], cl
lea rcx, [rbx + 0xd0]
mov rax, qword [rbx + 0x170]
mov byte [rax + 3], dl
mov eax, dword [rbx + 0x150]
mov rdx, qword [rbx + 0x170]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
call qword [sym.imp.WS2_32.dll_sendto]
mov dword [rbx], 3
jmp 0x180056cd2
cmp edx, 4
jne 0x180056b7e
mov rax, qword [rbx + 0x168]
movzx r9d, word [rbx + 0x48]
movzx r8d, byte [rax + 2]
movzx eax, byte [rax + 3]
shl r8d, 8
or r8d, eax
cmp r8d, r9d
je 0x180056b6e
test r9w, r9w
jne 0x180056ac5
cmp r8d, 0xffff
je 0x180056b6e
lea rdx, str.Received_ACK_for_block__d__expecting__d_n
mov rcx, rsi
call fcn.18003a9c0
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x180056afd
movzx r8d, word [rbx + 0x48]
lea rdx, str.tftp_tx:_giving_up_waiting_for_block__d_ack
mov rcx, rsi
call fcn.18003a840
mov edi, gethostname
jmp 0x180056cd2
mov eax, dword [rbx + 0x150]
lea rcx, [rbx + 0xd0]
mov r8d, dword [rbx + 0x158]
xor r9d, r9d
mov rdx, qword [rbx + 0x170]
add r8d, 4
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x180056cd2
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x80
lea rdx, [rsp + 0x40]
mov ecx, eax
call fcn.180028170
mov r8, rax
lea rdx, [0x18007db5c]
mov rcx, rsi
call fcn.18003a840
mov edi, gethostname
jmp 0x180056cd2
lea rcx, [rbx + 0x40]
call qword [sym.imp.api_ms_win_crt_time_l1_1_0.dll__time64]
inc word [rbx + 0x48]
jmp 0x180056b87
mov eax, 1
mov word [rbx + 0x48], ax
mov dword [rbx + 0x20], edi
mov rax, qword [rbx + 0x170]
mov byte [rax], dil
mov rax, qword [rbx + 0x170]
mov byte [rax + 1], 3
movzx edx, word [rbx + 0x48]
mov rax, qword [rbx + 0x170]
movzx ecx, dx
shr cx, 8
mov byte [rax + 2], cl
mov rax, qword [rbx + 0x170]
mov byte [rax + 3], dl
cmp word [rbx + 0x48], 1
jbe 0x180056be0
mov eax, dword [rbx + 0x15c]
cmp dword [rbx + 0x158], eax
jge 0x180056be0
mov dword [rbx], 3
xor eax, eax
jmp 0x180056cd4
mov rax, qword [rbx + 0x10]
lea r8, [rsp + 0x30]
mov rdx, qword [rbx + 0x170]
mov dword [rbx + 0x158], edi
add rdx, 4
mov rcx, qword [rax]
mov qword [rcx + 0x1d8], rdx
mov eax, dword [rbx + 0x15c]
sub eax, dword [rbx + 0x158]
mov rcx, qword [rbx + 0x10]
movsxd rdx, eax
call fcn.180040830
mov edi, eax
test eax, eax
jne 0x180056cd2
nop word [rax + rax]
mov rax, qword [rbx + 0x10]
mov rdx, qword [rsp + 0x30]
add dword [rbx + 0x158], edx
mov rcx, qword [rax]
add qword [rcx + 0x1d8], rdx
mov r8d, dword [rbx + 0x158]
mov eax, dword [rbx + 0x15c]
cmp r8d, eax
jge 0x180056c7f
cmp qword [rsp + 0x30], 0
je 0x180056c7f
mov rcx, qword [rbx + 0x10]
sub eax, r8d
movsxd rdx, eax
lea r8, [rsp + 0x30]
call fcn.180040830
mov edi, eax
test eax, eax
je 0x180056c30
jmp 0x180056cd2
mov eax, dword [rbx + 0x150]
lea rcx, [rbx + 0xd0]
mov rdx, qword [rbx + 0x170]
add r8d, 4
mov dword [rsp + 0x28], eax
xor r9d, r9d
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x1800569dd
movsxd rax, dword [rbx + 0x158]
add qword [rsi + 0x100], rax
mov rdx, qword [rsi + 0x100]
mov rcx, rsi
call fcn.18004a490
mov eax, edi
mov rcx, qword [rsp + 0xc0]
xor rcx, rsp
call fcn.180026070
lea r11, [rsp + 0xd0]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rsp, r11
pop rdi
ret