Function at 0x180199400
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x18], rbx
mov qword [rsp + 0x20], rbp
push rsi
push rdi
push r14
sub rsp, 0x1a0
mov rax, qword [0x18028ab00]
xor rax, rsp
mov qword [rsp + 0x190], rax
mov r14, qword [rcx + 0x10]
lea rax, str.octet
xor edi, edi
lea rsi, str.netascii
mov rbx, rcx
cmp byte [r14 + 0x1298], dil
cmove rsi, rax
cmp edx, 7
ja case.0x180198db7.1
lea r8, [0x180000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0x1992d8]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x180198dd8
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x1801992ae
mov rax, qword [rbx + 0x158]
cmp byte [r14 + 0x129d], dil
mov byte [rax], dil
mov rax, qword [rbx + 0x158]
je 0x180198e0d
mov byte [rax + 1], 2
mov rdx, qword [r14 + 0x10c8]
cmp rdx, 0xffffffffffffffff
je 0x180198e11
mov rcx, r14
call fcn.1801864f0
jmp 0x180198e11
mov byte [rax + 1], 1
mov rax, qword [rbx + 0x10]
lea r8, [rsp + 0x40]
xor r9d, r9d
mov dword [rsp + 0x20], 4
xor edx, edx
mov rcx, qword [rax + 0x1118]
inc rcx
call fcn.180169510
mov edi, eax
test eax, eax
jne 0x1801992ae
movsxd rdx, dword [rbx + 0x144]
mov rbp, 0xffffffffffffffff
mov rax, rbp
inc rax
cmp byte [rsi + rax], 0
jne 0x180198e51
mov r9, qword [rsp + 0x40]
mov rcx, rdx
sub rcx, rax
mov rax, rbp
sub rcx, 4
nop dword [rax]
inc rax
cmp byte [r9 + rax], 0
jne 0x180198e70
cmp rax, rcx
jbe 0x180198ea3
lea rdx, str.TFTP_file_name_too_long
mov rcx, r14
call fcn.18016d160
mov rcx, qword [rsp + 0x40]
call qword [fcn.1801d5f54]
mov eax, 0x47
jmp 0x1801992ae
mov rcx, qword [rbx + 0x158]
lea r8, str._s_c_s_c
mov qword [rsp + 0x30], 0
add rcx, 2
mov qword [rsp + 0x28], rsi
mov qword [rsp + 0x20], 0
call fcn.18016b880
mov rcx, rbp
inc rcx
cmp byte [rsi + rcx], 0
jne 0x180198ed4
mov rdx, qword [rsp + 0x40]
mov rax, rbp
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180198ee5
lea rsi, [rax + 4]
add rsi, rcx
cmp byte [r14 + 0xa34], 0
jne 0x1801991f7
cmp byte [r14 + 0x129d], 0
je 0x180198f33
mov r9, qword [r14 + 0x10c8]
cmp r9, rbp
je 0x180198f33
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18016b880
jmp 0x180198f3d
mov eax, 0x30
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 6]
cmp r8, rax
jbe 0x180198f90
mov r9d, dword [rbx + 0x148]
lea r8, [0x18023bdcc]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18016b880
mov r9d, dword [rbx + 0x24]
lea r8, [0x18023bdcc]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18016b880
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x180198e86
mov rdx, qword [rbx + 0x158]
lea rcx, str.tsize
add rdx, rsi
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x180198fa1
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180198fc0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x180198fe5
mov edi, 0x47
jmp 0x180199031
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, rsi
nop dword [rax]
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x180199000
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x180199020
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x148]
lea r8, [0x18023bdcc]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18016b880
test edi, edi
jne 0x180199111
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
jbe 0x18019906d
mov edi, 0x47
jmp 0x180199096
mov rdx, qword [rbx + 0x158]
lea rcx, str.blksize
add rdx, rsi
nop
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x180199080
mov rsi, r8
xor edi, edi
test edi, edi
jne 0x180199111
lea rcx, [rsp + 0x50]
mov rax, rbp
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1801990a2
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x1801990c7
mov edi, 0x47
jmp 0x180199111
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, rsi
nop word [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1801990e0
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x180199100
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x24]
lea r8, [0x18023bdcc]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18016b880
test edi, edi
jne 0x1801991eb
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x1801991eb
mov rdx, qword [rbx + 0x158]
lea rcx, [0x18021e378]
add rdx, rsi
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x180199160
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180199180
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x1801991a5
mov edi, 0x47
jmp 0x1801991e7
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, rsi
nop dword [rax]
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1801991c0
lea rax, [rsp + 0x50]
inc rbp
cmp byte [rax + rbp], 0
jne 0x1801991d6
inc rsi
add rsi, rbp
xor edi, edi
test edi, edi
je 0x1801991f7
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x180198e86
mov rax, qword [r14 + 0x20]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
mov r8d, esi
mov rax, qword [rax + 0x38]
lea rdx, [rax + 0x10]
mov eax, dword [rax + 0xc]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rdx
mov rdx, qword [rbx + 0x158]
call qword [sym.imp.WS2_32.dll_sendto]
movsxd rcx, eax
cmp rcx, rsi
je 0x18019925b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rsp + 0x90]
mov ecx, eax
call fcn.180192a70
mov r8, rax
lea rdx, [0x18023d330]
mov rcx, r14
call fcn.18016d160
mov rcx, qword [rsp + 0x40]
call qword [fcn.1801d5f54]
jmp 0x1801992ac
mov rcx, rbx
cmp byte [r14 + 0x129d], dil
je 0x18019928c
call fcn.1801984c0
mov edi, eax
jmp 0x1801992ac
mov rcx, rbx
call fcn.1801984c0
mov edi, eax
jmp 0x1801992ac
mov rcx, rbx
call fcn.180198470
mov edi, eax
jmp 0x1801992ac
mov dword [rbx], 3
jmp 0x1801992ac
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r14
call fcn.18016d160
mov eax, edi
mov rcx, qword [rsp + 0x190]
xor rcx, rsp
call fcn.1801cb9c0
lea r11, [rsp + 0x1a0]
mov rbx, qword [r11 + 0x30]
mov rbp, qword [r11 + 0x38]
mov rsp, r11
pop r14
pop rdi
pop rsi
ret
sub rsp, 0x28
mov r8d, dword [rcx]
mov r9, qword [rcx + 0x10]
test r8d, r8d
je 0x180199467
sub r8d, 1
je 0x18019945e
sub r8d, 1
je 0x180199455
lea rdx, [0x18023d330]
mov rcx, r9
cmp r8d, 1
je 0x180199442
lea r8, str.Internal_state_machine_error
call fcn.18016d160
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.18016d250
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.1801995b0
add rsp, 0x28
jmp fcn.180198a10
add rsp, 0x28
jmp 0x180198d50