Function at 0x1400b5980
Capabilities:
Send data
Send data on socket

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r14
push r15
lea rbp, [rsp - 0xa0]
sub rsp, 0x1a0
mov rax, qword [0x140140f00]
xor rax, rsp
mov qword [rbp + 0x90], rax
mov r15, qword [rcx + 0x10]
lea rax, str.octet
xor esi, esi
lea r14, str.netascii
mov rbx, rcx
cmp byte [r15 + 0x1328], sil
cmove r14, rax
cmp edx, 7
ja case.0x1400b535c.1
lea r8, [0x140000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0xb5860]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x1400b537d
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x1400b5837
mov rax, qword [rbx + 0x158]
cmp byte [r15 + 0x132d], sil
mov byte [rax], sil
mov rax, qword [rbx + 0x158]
je 0x1400b53b2
mov byte [rax + 1], 2
mov rdx, qword [r15 + 0x1158]
cmp rdx, 0xffffffffffffffff
je 0x1400b53b6
mov rcx, r15
call fcn.1400a8b60
jmp 0x1400b53b6
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 + 0x11a8]
inc rcx
call fcn.140070e30
mov esi, eax
test eax, eax
jne 0x1400b5837
movsxd rdx, dword [rbx + 0x144]
mov rdi, 0xffffffffffffffff
mov rax, rdi
inc rax
cmp byte [r14 + rax], 0
jne 0x1400b53f6
mov r9, qword [rsp + 0x40]
mov rcx, rdx
sub rcx, rax
mov rax, rdi
sub rcx, 4
inc rax
cmp byte [r9 + rax], 0
jne 0x1400b5412
cmp rax, rcx
jbe 0x1400b5445
lea rdx, str.TFTP_filename_too_long
mov rcx, r15
call fcn.14008d630
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400fa512]
mov eax, 0x47
jmp 0x1400b5837
mov rcx, qword [rbx + 0x158]
lea r8, str._s_c_s_c
mov qword [rsp + 0x30], 0
add rcx, 2
mov qword [rsp + 0x28], r14
mov qword [rsp + 0x20], 0
call fcn.140076f20
mov rcx, rdi
inc rcx
cmp byte [r14 + rcx], 0
jne 0x1400b5476
mov rdx, qword [rsp + 0x40]
mov rax, rdi
nop dword [rax + rax]
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b5490
lea r14, [rax + 4]
add r14, rcx
cmp byte [r15 + 0xa54], 0
jne 0x1400b5784
cmp byte [r15 + 0x132d], 0
je 0x1400b54de
mov r9, qword [r15 + 0x1158]
cmp r9, rdi
je 0x1400b54de
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140076f20
jmp 0x1400b54e8
mov eax, 0x30
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [r14 + 6]
cmp r8, rax
jbe 0x1400b54ff
lea rcx, [rsp + 0x50]
jmp 0x1400b5553
mov rdx, qword [rbx + 0x158]
lea rcx, str.tsize
add rdx, r14
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400b5510
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b5530
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x1400b5591
mov r9d, dword [rbx + 0x148]
lea r8, [0x140123818]
mov edx, 0x40
call fcn.140076f20
mov r9d, dword [rbx + 0x24]
lea r8, [0x140123818]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140076f20
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1400b5428
mov rdx, qword [rbx + 0x158]
add rdx, r8
nop dword [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400b55a0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b55c0
mov r9d, dword [rbx + 0x148]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x140123818]
mov edx, 0x40
call fcn.140076f20
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x1400b556b
mov rdx, qword [rbx + 0x158]
lea rcx, str.blksize
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 0x1400b5620
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b5640
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x1400b5684
mov r9d, dword [rbx + 0x24]
lea r8, [0x140123818]
mov edx, 0x40
call fcn.140076f20
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1400b5428
mov rdx, qword [rbx + 0x158]
add rdx, r8
nop
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400b5690
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b56b0
mov r9d, dword [rbx + 0x24]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x140123818]
mov edx, 0x40
call fcn.140076f20
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x1400b5585
mov rdx, qword [rbx + 0x158]
lea rcx, str.timeout
add rdx, rsi
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400b5701
lea rcx, [rsp + 0x50]
mov rax, rdi
nop word [rax + rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400b5720
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
ja 0x1400b5585
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, r8
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x1400b5751
lea rax, [rsp + 0x50]
nop word [rax + rax]
cmp byte [rax + rdi + 1], 0
lea rdi, [rdi + 1]
jne 0x1400b5770
lea r14, [rdi + 1]
add r14, r8
xor esi, esi
mov rax, qword [r15 + 0x18]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
mov rdx, qword [rax + 0x50]
mov eax, dword [rdx + 0xc]
lea r8, [rdx + 0x10]
mov rdx, qword [rbx + 0x158]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], r8
mov r8d, r14d
call qword [sym.imp.WS2_32.dll_sendto]
movsxd rcx, eax
cmp rcx, r14
je 0x1400b57e4
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp - 0x70]
mov ecx, eax
call fcn.140071860
mov r8, rax
lea rdx, [0x140123814]
mov rcx, r15
call fcn.14008d630
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400fa512]
jmp 0x1400b5835
mov rcx, rbx
cmp byte [r15 + 0x132d], sil
je 0x1400b5815
call fcn.1400b4a70
mov esi, eax
jmp 0x1400b5835
mov rcx, rbx
call fcn.1400b4a70
mov esi, eax
jmp 0x1400b5835
mov rcx, rbx
call fcn.1400b4a20
mov esi, eax
jmp 0x1400b5835
mov dword [rbx], 3
jmp 0x1400b5835
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r15
call fcn.14008d630
mov eax, esi
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.1400f9080
mov rbx, qword [rsp + 0x1e0]
add rsp, 0x1a0
pop r15
pop r14
pop rdi
pop rsi
pop rbp
ret
sub rsp, 0x28
mov r8d, dword [rcx]
mov r9, qword [rcx + 0x10]
test r8d, r8d
je 0x1400b59e7
sub r8d, 1
je 0x1400b59de
sub r8d, 1
je 0x1400b59d5
lea rdx, [0x140123814]
mov rcx, r9
cmp r8d, 1
je 0x1400b59c2
lea r8, str.Internal_state_machine_error
call fcn.14008d630
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.14008d720
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.1400b5b30
add rsp, 0x28
jmp fcn.1400b4fb0
add rsp, 0x28
jmp 0x1400b52f0