Function at 0x14004f930
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
push rdi
sub rsp, 0x30
mov rax, qword [rcx + 0x10]
mov rbx, rcx
mov rsi, qword [rax]
sub edx, 3
je 0x14004fb5f
sub edx, 2
je 0x14004fae2
sub edx, 1
je 0x14004fa4c
cmp edx, 1
je 0x14004f994
lea r8, str.tftp_rx:_internal_error
mov rcx, rsi
lea rdx, [0x140082074]
call fcn.14003c320
mov eax, 0x47
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
movzx eax, word [rcx + 0x48]
lea rdx, str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
inc dword [rcx + 0x20]
inc eax
mov r9d, dword [rcx + 0x20]
mov rcx, rsi
movzx r8d, ax
call fcn.14003c3f0
mov eax, dword [rbx + 0x28]
cmp dword [rbx + 0x20], eax
jle 0x14004f9de
mov r8d, 3
mov dword [rbx + 8], 0xffffff9d
mov dword [rbx], r8d
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
mov eax, dword [rbx + 0x150]
lea rcx, [rbx + 0xd0]
mov rdx, qword [rbx + 0x170]
xor r9d, r9d
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov rcx, qword [rbx + 0x18]
lea r8d, [r9 + 4]
call qword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x14004fc60
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov rcx, qword [rbx + 0x10]
mov edx, eax
call fcn.14004b430
mov r8, rax
lea rdx, [0x140082074]
mov rcx, rsi
call fcn.14003c320
mov eax, gethostname
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
xor eax, eax
xor r9d, r9d
mov word [rcx + 0x48], ax
mov dword [rcx + 0x20], eax
mov rax, qword [rcx + 0x170]
lea r8d, [r9 + 4]
mov byte [rax], 0
mov rax, qword [rcx + 0x170]
mov byte [rax + 1], 4
movzx edx, word [rcx + 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]
test eax, eax
js 0x14004fa14
mov edx, 1
lea rcx, [rbx + 0x40]
mov dword [rbx], edx
call qword [sym.imp.api_ms_win_crt_time_l1_1_0.dll__time64]
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
mov rax, qword [rcx + 0x170]
xor r9d, r9d
mov byte [rax], 0
lea r8d, [r9 + 4]
mov rax, qword [rcx + 0x170]
mov byte [rax + 1], 5
movzx edx, word [rcx + 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 r8d, 3
xor eax, eax
mov dword [rbx], r8d
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
mov rax, qword [rcx + 0x168]
movzx ecx, word [rcx + 0x48]
movzx edi, byte [rax + 2]
movzx eax, byte [rax + 3]
shl edi, 8
or edi, eax
lea eax, [rcx + 1]
movzx r9d, ax
cmp r9d, edi
jne 0x14004fb8a
xor eax, eax
mov dword [rbx + 0x20], eax
jmp 0x14004fba4
cmp ecx, edi
mov r8d, edi
mov rcx, rsi
jne 0x14004fc54
lea rdx, str.Received_last_DATA_packet_block__d_again._n
call fcn.14003c3f0
mov word [rbx + 0x48], di
xor r9d, r9d
mov rax, qword [rbx + 0x170]
lea r8d, [r9 + 4]
mov byte [rax], 0
mov rax, qword [rbx + 0x170]
mov byte [rax + 1], 4
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]
test eax, eax
js 0x14004fa14
movsxd rcx, dword [rbx + 0x15c]
mov edx, 1
movsxd rax, dword [rbx + 0x154]
add rcx, 4
cmp rax, rcx
mov r8d, 3
lea rcx, [rbx + 0x40]
cmovl edx, r8d
mov dword [rbx], edx
call qword [sym.imp.api_ms_win_crt_time_l1_1_0.dll__time64]
xor eax, eax
mov rbx, qword [rsp + 0x40]
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret
lea rdx, str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
call fcn.14003c3f0
mov rbx, qword [rsp + 0x40]
xor eax, eax
mov rsi, qword [rsp + 0x48]
add rsp, 0x30
pop rdi
ret