Function at 0x18004ecc0
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 [0x18009d7c0]
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.0x18004ed27.1
lea r8, [0x180000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0x4f248]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x18004ed48
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x18004f21e
mov rax, qword [rbx + 0x158]
cmp byte [r14 + 0x129d], dil
mov byte [rax], dil
mov rax, qword [rbx + 0x158]
je 0x18004ed7d
mov byte [rax + 1], 2
mov rdx, qword [r14 + 0x10c8]
cmp rdx, 0xffffffffffffffff
je 0x18004ed81
mov rcx, r14
call fcn.180043330
jmp 0x18004ed81
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.180037a10
mov edi, eax
test eax, eax
jne 0x18004f21e
movsxd rdx, dword [rbx + 0x144]
mov rbp, 0xffffffffffffffff
mov rax, rbp
inc rax
cmp byte [rsi + rax], 0
jne 0x18004edc1
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 0x18004ede0
cmp rax, rcx
jbe 0x18004ee13
lea rdx, str.TFTP_file_name_too_long
mov rcx, r14
call fcn.180030e10
mov rcx, qword [rsp + 0x40]
call qword [case.0x1800240f5.0]
mov eax, 0x47
jmp 0x18004f21e
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.180039330
mov rcx, rbp
inc rcx
cmp byte [rsi + rcx], 0
jne 0x18004ee44
mov rdx, qword [rsp + 0x40]
mov rax, rbp
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x18004ee55
lea rsi, [rax + 4]
add rsi, rcx
cmp byte [r14 + 0xa34], 0
jne 0x18004f167
cmp byte [r14 + 0x129d], 0
je 0x18004eea3
mov r9, qword [r14 + 0x10c8]
cmp r9, rbp
je 0x18004eea3
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.180039330
jmp 0x18004eead
mov eax, Ordinal_50
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 6]
cmp r8, rax
jbe 0x18004ef00
mov r9d, dword [rbx + 0x148]
lea r8, [0x18007f1c4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.180039330
mov r9d, dword [rbx + 0x24]
lea r8, [0x18007f1c4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.180039330
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x18004edf6
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 0x18004ef11
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x18004ef30
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x18004ef55
mov edi, 0x47
jmp 0x18004efa1
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 0x18004ef70
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x18004ef90
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x148]
lea r8, [0x18007f1c4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.180039330
test edi, edi
jne 0x18004f081
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
jbe 0x18004efdd
mov edi, 0x47
jmp 0x18004f006
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 0x18004eff0
mov rsi, r8
xor edi, edi
test edi, edi
jne 0x18004f081
lea rcx, [rsp + 0x50]
mov rax, rbp
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x18004f012
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x18004f037
mov edi, 0x47
jmp 0x18004f081
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 0x18004f050
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x18004f070
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x24]
lea r8, [0x18007f1c4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.180039330
test edi, edi
jne 0x18004f15b
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x18004f15b
mov rdx, qword [rbx + 0x158]
lea rcx, str.timeout
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 0x18004f0d0
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x18004f0f0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x18004f115
mov edi, 0x47
jmp 0x18004f157
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 0x18004f130
lea rax, [rsp + 0x50]
inc rbp
cmp byte [rax + rbp], 0
jne 0x18004f146
inc rsi
add rsi, rbp
xor edi, edi
test edi, edi
je 0x18004f167
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x18004edf6
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 0x18004f1cb
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rsp + 0x90]
mov ecx, eax
call fcn.1800451b0
mov r8, rax
lea rdx, [0x18007eaf8]
mov rcx, r14
call fcn.180030e10
mov rcx, qword [rsp + 0x40]
call qword [case.0x1800240f5.0]
jmp 0x18004f21c
mov rcx, rbx
cmp byte [r14 + 0x129d], dil
je 0x18004f1fc
call fcn.18004e430
mov edi, eax
jmp 0x18004f21c
mov rcx, rbx
call fcn.18004e430
mov edi, eax
jmp 0x18004f21c
mov rcx, rbx
call fcn.18004e3e0
mov edi, eax
jmp 0x18004f21c
mov dword [rbx], 3
jmp 0x18004f21c
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r14
call fcn.180030e10
mov eax, edi
mov rcx, qword [rsp + 0x190]
xor rcx, rsp
call fcn.18007aa10
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 0x18004f3d7
sub r8d, 1
je 0x18004f3ce
sub r8d, 1
je 0x18004f3c5
lea rdx, [0x18007eaf8]
mov rcx, r9
cmp r8d, 1
je 0x18004f3b2
lea r8, str.Internal_state_machine_error
call fcn.180030e10
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.180030f00
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.18004f520
add rsp, 0x28
jmp fcn.18004e980
add rsp, 0x28
jmp 0x18004ecc0