Function at 0x1800ec490
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 [0x180356880]
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.0x1800ebe47.1
lea r8, [0x180000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0xec368]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x1800ebe68
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x1800ec33e
mov rax, qword [rbx + 0x158]
cmp byte [r14 + 0x129d], dil
mov byte [rax], dil
mov rax, qword [rbx + 0x158]
je 0x1800ebe9d
mov byte [rax + 1], 2
mov rdx, qword [r14 + 0x10c8]
cmp rdx, 0xffffffffffffffff
je 0x1800ebea1
mov rcx, r14
call fcn.1800e1ad0
jmp 0x1800ebea1
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.1800d7760
mov edi, eax
test eax, eax
jne 0x1800ec33e
movsxd rdx, dword [rbx + 0x144]
mov rbp, 0xffffffffffffffff
mov rax, rbp
inc rax
cmp byte [rsi + rax], 0
jne 0x1800ebee1
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 0x1800ebf00
cmp rax, rcx
jbe 0x1800ebf33
lea rdx, str.TFTP_file_name_too_long
mov rcx, r14
call fcn.1800ceab0
mov rcx, qword [rsp + 0x40]
call qword [fcn.18012d710]
mov eax, 0x47
jmp 0x1800ec33e
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.1800d4f30
mov rcx, rbp
inc rcx
cmp byte [rsi + rcx], 0
jne 0x1800ebf64
mov rdx, qword [rsp + 0x40]
mov rax, rbp
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1800ebf75
lea rsi, [rax + 4]
add rsi, rcx
cmp byte [r14 + 0xa34], 0
jne 0x1800ec287
cmp byte [r14 + 0x129d], 0
je 0x1800ebfc3
mov r9, qword [r14 + 0x10c8]
cmp r9, rbp
je 0x1800ebfc3
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.1800d4f30
jmp 0x1800ebfcd
mov eax, 0x30
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 6]
cmp r8, rax
jbe 0x1800ec020
mov r9d, dword [rbx + 0x148]
lea r8, [0x18021b61c]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.1800d4f30
mov r9d, dword [rbx + 0x24]
lea r8, [0x18021b61c]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.1800d4f30
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1800ebf16
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 0x1800ec031
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1800ec050
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x1800ec075
mov edi, 0x47
jmp 0x1800ec0c1
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 0x1800ec090
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x1800ec0b0
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x148]
lea r8, [0x18021b61c]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.1800d4f30
test edi, edi
jne 0x1800ec1a1
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
jbe 0x1800ec0fd
mov edi, 0x47
jmp 0x1800ec126
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 0x1800ec110
mov rsi, r8
xor edi, edi
test edi, edi
jne 0x1800ec1a1
lea rcx, [rsp + 0x50]
mov rax, rbp
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1800ec132
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x1800ec157
mov edi, 0x47
jmp 0x1800ec1a1
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 0x1800ec170
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x1800ec190
inc rsi
add rsi, rax
xor edi, edi
mov r9d, dword [rbx + 0x24]
lea r8, [0x18021b61c]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.1800d4f30
test edi, edi
jne 0x1800ec27b
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x1800ec27b
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 0x1800ec1f0
mov rsi, r8
lea rcx, [rsp + 0x50]
mov rax, rbp
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1800ec210
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, rsi
cmp rcx, rax
jbe 0x1800ec235
mov edi, 0x47
jmp 0x1800ec277
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 0x1800ec250
lea rax, [rsp + 0x50]
inc rbp
cmp byte [rax + rbp], 0
jne 0x1800ec266
inc rsi
add rsi, rbp
xor edi, edi
test edi, edi
je 0x1800ec287
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1800ebf16
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 0x1800ec2eb
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rsp + 0x90]
mov ecx, eax
call fcn.1800b68f0
mov r8, rax
lea rdx, [0x18021b628]
mov rcx, r14
call fcn.1800ceab0
mov rcx, qword [rsp + 0x40]
call qword [fcn.18012d710]
jmp 0x1800ec33c
mov rcx, rbx
cmp byte [r14 + 0x129d], dil
je 0x1800ec31c
call fcn.1800eb550
mov edi, eax
jmp 0x1800ec33c
mov rcx, rbx
call fcn.1800eb550
mov edi, eax
jmp 0x1800ec33c
mov rcx, rbx
call fcn.1800eb500
mov edi, eax
jmp 0x1800ec33c
mov dword [rbx], 3
jmp 0x1800ec33c
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r14
call fcn.1800ceab0
mov eax, edi
mov rcx, qword [rsp + 0x190]
xor rcx, rsp
call fcn.18011b930
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 0x1800ec4f7
sub r8d, 1
je 0x1800ec4ee
sub r8d, 1
je 0x1800ec4e5
lea rdx, [0x18021b628]
mov rcx, r9
cmp r8d, 1
je 0x1800ec4d2
lea r8, str.Internal_state_machine_error
call fcn.1800ceab0
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.1800ceba0
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.1800ec640
add rsp, 0x28
jmp fcn.1800ebaa0
add rsp, 0x28
jmp 0x1800ebde0