Function at 0x140071620
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 [0x140121980]
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.0x140070ffc.1
lea r8, [0x140000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0x71500]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x14007101d
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x1400714d7
mov rax, qword [rbx + 0x158]
cmp byte [r15 + 0x132d], sil
mov byte [rax], sil
mov rax, qword [rbx + 0x158]
je 0x140071052
mov byte [rax + 1], 2
mov rdx, qword [r15 + 0x1158]
cmp rdx, 0xffffffffffffffff
je 0x140071056
mov rcx, r15
call fcn.140064620
jmp 0x140071056
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.140059ef0
mov esi, eax
test eax, eax
jne 0x1400714d7
movsxd rdx, dword [rbx + 0x144]
mov rdi, 0xffffffffffffffff
mov rax, rdi
inc rax
cmp byte [r14 + rax], 0
jne 0x140071096
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 0x1400710b2
cmp rax, rcx
jbe 0x1400710e5
lea rdx, str.TFTP_filename_too_long
mov rcx, r15
call fcn.140050570
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400aa258]
mov eax, 0x47
jmp 0x1400714d7
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.140039b30
mov rcx, rdi
inc rcx
cmp byte [r14 + rcx], 0
jne 0x140071116
mov rdx, qword [rsp + 0x40]
mov rax, rdi
nop dword [rax + rax]
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140071130
lea r14, [rax + 4]
add r14, rcx
cmp byte [r15 + 0xa54], 0
jne 0x140071424
cmp byte [r15 + 0x132d], 0
je 0x14007117e
mov r9, qword [r15 + 0x1158]
cmp r9, rdi
je 0x14007117e
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140039b30
jmp 0x140071188
mov eax, Ordinal_50
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [r14 + 6]
cmp r8, rax
jbe 0x14007119f
lea rcx, [rsp + 0x50]
jmp 0x1400711f3
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 0x1400711b0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400711d0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x140071231
mov r9d, dword [rbx + 0x148]
lea r8, [0x1400ce940]
mov edx, 0x40
call fcn.140039b30
mov r9d, dword [rbx + 0x24]
lea r8, [0x1400ce940]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140039b30
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1400710c8
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 0x140071240
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140071260
mov r9d, dword [rbx + 0x148]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x1400ce940]
mov edx, 0x40
call fcn.140039b30
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x14007120b
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 0x1400712c0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400712e0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x140071324
mov r9d, dword [rbx + 0x24]
lea r8, [0x1400ce940]
mov edx, 0x40
call fcn.140039b30
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x1400710c8
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 0x140071330
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140071350
mov r9d, dword [rbx + 0x24]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x1400ce940]
mov edx, 0x40
call fcn.140039b30
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x140071225
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 0x1400713a1
lea rcx, [rsp + 0x50]
mov rax, rdi
nop word [rax + rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400713c0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
ja 0x140071225
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 0x1400713f1
lea rax, [rsp + 0x50]
nop word [rax + rax]
cmp byte [rax + rdi + 1], 0
lea rdi, [rdi + 1]
jne 0x140071410
lea r14, [rdi + 1]
add r14, r8
xor esi, esi
mov rax, qword [r15 + 0x18]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
mov r8d, r14d
mov rax, qword [rax + 0x50]
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, r14
je 0x140071484
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp - 0x70]
mov ecx, eax
call fcn.140035b10
mov r8, rax
lea rdx, [0x1400d81cc]
mov rcx, r15
call fcn.140050570
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400aa258]
jmp 0x1400714d5
mov rcx, rbx
cmp byte [r15 + 0x132d], sil
je 0x1400714b5
call fcn.140070710
mov esi, eax
jmp 0x1400714d5
mov rcx, rbx
call fcn.140070710
mov esi, eax
jmp 0x1400714d5
mov rcx, rbx
call fcn.1400706c0
mov esi, eax
jmp 0x1400714d5
mov dword [rbx], 3
jmp 0x1400714d5
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r15
call fcn.140050570
mov eax, esi
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.14009a6f0
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 0x140071687
sub r8d, 1
je 0x14007167e
sub r8d, 1
je 0x140071675
lea rdx, [0x1400d81cc]
mov rcx, r9
cmp r8d, 1
je 0x140071662
lea r8, str.Internal_state_machine_error
call fcn.140050570
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.140050660
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.1400717d0
add rsp, 0x28
jmp fcn.140070c50
add rsp, 0x28
jmp 0x140070f90