Function at 0x140056ec0
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 [0x1400a7700]
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 + 0x133a], sil
cmove r14, rax
cmp edx, 7
ja case.0x14005686b.1
movsxd rax, edx
lea rdx, [0x140000000]
mov ecx, dword [rdx + rax*4 + 0x56d94]
add rcx, rdx
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x14005688c
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x140056d6d
mov rax, qword [rbx + 0x158]
cmp byte [r15 + 0x1340], sil
mov byte [rax], sil
mov rax, qword [rbx + 0x158]
je 0x1400568d7
mov byte [rax + 1], 2
mov rcx, qword [rbx + 0x158]
mov rax, qword [rbx + 0x10]
add rcx, 4
mov qword [rax + 0x190], rcx
mov rdx, qword [r15 + 0x1170]
cmp rdx, 0xffffffffffffffff
je 0x1400568db
mov rcx, r15
call fcn.14004cb80
jmp 0x1400568db
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 + 0x11c0]
inc rcx
call fcn.1400698e0
mov esi, eax
test eax, eax
jne 0x140056d6d
movsxd rdx, dword [rbx + 0x144]
mov rdi, 0xffffffffffffffff
mov rax, rdi
nop dword [rax + rax]
inc rax
cmp byte [r14 + rax], 0
jne 0x140056920
mov r9, qword [rsp + 0x40]
mov rcx, rdx
sub rcx, rax
mov rax, rdi
sub rcx, 4
nop dword [rax]
inc rax
cmp byte [r9 + rax], 0
jne 0x140056940
cmp rax, rcx
jbe 0x140056973
lea rdx, str.TFTP_file_name_too_long
mov rcx, r15
call fcn.14003b060
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400823ac]
mov eax, 0x47
jmp 0x140056d6d
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.140040190
mov rcx, rdi
inc rcx
cmp byte [r14 + rcx], 0
jne 0x1400569a4
mov rdx, qword [rsp + 0x40]
mov rax, rdi
nop word [rax + rax]
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1400569c0
lea r14, [rax + 4]
add r14, rcx
cmp byte [r15 + 0xa7c], 0
jne 0x140056ca8
cmp byte [r15 + 0x1340], 0
je 0x140056a0e
mov r9, qword [r15 + 0x1170]
cmp r9, rdi
je 0x140056a0e
lea r8, str._lld
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140040190
jmp 0x140056a18
mov eax, Ordinal_50
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [r14 + 6]
cmp r8, rax
jbe 0x140056a6b
lea rcx, [rsp + 0x50]
mov r9d, dword [rbx + 0x148]
lea r8, [0x1400893b4]
mov edx, 0x40
call fcn.140040190
mov r9d, dword [rbx + 0x24]
lea r8, [0x1400893b4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.140040190
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x140056956
mov rdx, qword [rbx + 0x158]
lea rcx, str.tsize
add rdx, r14
nop dword [rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140056a80
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140056aa0
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
ja 0x140056a2d
mov rdx, qword [rbx + 0x158]
add rdx, r8
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140056ad1
lea rcx, [rsp + 0x50]
mov rax, rdi
nop word [rax + rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x140056af0
mov r9d, dword [rbx + 0x148]
lea rsi, [r8 + 1]
lea r8, [0x1400893b4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
add rsi, rax
call fcn.140040190
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x140056a45
mov rdx, qword [rbx + 0x158]
lea rcx, str.blksize
add rdx, rsi
nop dword [rax]
nop word [rax + rax]
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140056b50
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x140056b70
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x140056bb4
mov r9d, dword [rbx + 0x24]
lea r8, [0x1400893b4]
mov edx, 0x40
call fcn.140040190
lea rdx, str.TFTP_buffer_too_small_for_options
jmp 0x140056956
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 0x140056bc0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x140056be0
mov r9d, dword [rbx + 0x24]
lea rsi, [r8 + 1]
lea r8, [0x1400893b4]
mov edx, 0x40
lea rcx, [rsp + 0x50]
add rsi, rax
call fcn.140040190
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x140056a5f
mov rdx, qword [rbx + 0x158]
lea rcx, str.timeout
add rdx, rsi
nop
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140056c30
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
inc rax
cmp byte [rcx + rax], 0
jne 0x140056c50
lea rcx, [r8 + 1]
add rcx, rax
movsxd rax, dword [rbx + 0x144]
cmp rcx, rax
ja 0x140056a5f
mov rdx, qword [rbx + 0x158]
lea rcx, [rsp + 0x50]
add rdx, r8
nop
movzx eax, byte [rcx]
lea rcx, [rcx + 1]
mov byte [rdx], al
lea rdx, [rdx + 1]
test al, al
jne 0x140056c80
lea rax, [rsp + 0x50]
inc rdi
cmp byte [rax + rdi], 0
jne 0x140056c96
lea r14, [r8 + 1]
add r14, rdi
xor esi, esi
mov rax, qword [r15 + 0x20]
xor r9d, r9d
mov rcx, qword [rbx + 0x18]
mov rdx, qword [rax + 0x88]
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 0x140056d0b
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp - 0x70]
mov ecx, eax
call fcn.140024980
mov r8, rax
lea rdx, [0x140088d90]
mov rcx, r15
call fcn.14003b060
mov rcx, qword [rsp + 0x40]
call qword [fcn.1400823ac]
jmp 0x140056d6b
mov edx, 6
mov rcx, rbx
cmp byte [r15 + 0x1340], sil
je 0x140056d4b
call fcn.140055f70
mov esi, eax
jmp 0x140056d6b
mov edx, 4
mov rcx, rbx
call fcn.140055f70
mov esi, eax
jmp 0x140056d6b
mov edx, 3
mov rcx, rbx
call fcn.140055f20
mov esi, eax
jmp 0x140056d6b
mov dword [rbx], 3
jmp 0x140056d6b
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r15
call fcn.14003b060
mov eax, esi
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.1400813f0
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 0x140056f27
sub r8d, 1
je 0x140056f1e
sub r8d, 1
je 0x140056f15
lea rdx, [0x140088d90]
mov rcx, r9
cmp r8d, 1
je 0x140056f02
lea r8, str.Internal_state_machine_error
call fcn.14003b060
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.14003b150
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.140057070
add rsp, 0x28
jmp fcn.1400564c0
add rsp, 0x28
jmp 0x140056800