Function at 0x1801856d0
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 [0x180253300]
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 + 0x12f9], sil
cmove r14, rax
cmp edx, 7
ja case.0x18018504c.1
lea r8, [0x180000000]
movsxd rax, edx
mov ecx, dword [r8 + rax*4 + 0x1855a8]
add rcx, r8
jmp rcx
inc dword [rbx + 0x20]
mov eax, dword [rbx + 0x20]
cmp eax, dword [rbx + 0x28]
jle 0x18018506d
mov dword [rbx + 8], 0xffffff9e
xor eax, eax
mov dword [rbx], 3
jmp 0x180185582
mov rax, qword [rbx + 0x158]
cmp byte [r15 + 0xb35], sil
mov byte [rax], sil
mov rax, qword [rbx + 0x158]
je 0x1801850b8
mov byte [rax + 1], 2
mov rcx, qword [rbx + 0x158]
mov rax, qword [rbx + 0x10]
add rcx, 4
mov qword [rax + 0x1a8], rcx
mov rdx, qword [r15 + 0x11a8]
cmp rdx, 0xffffffffffffffff
je 0x1801850bc
mov rcx, r15
call fcn.1801780a0
jmp 0x1801850bc
mov byte [rax + 1], 1
mov rax, qword [rbx + 0x10]
lea r9, [rsp + 0x40]
mov dword [rsp + 0x28], 4
xor r8d, r8d
mov rcx, r15
mov qword [rsp + 0x20], rsi
mov rdx, qword [rax + 0x1210]
inc rdx
call fcn.1801979c0
mov esi, eax
test eax, eax
jne 0x180185582
movsxd rdx, dword [rbx + 0x144]
mov rdi, 0xffffffffffffffff
mov rax, rdi
inc rax
cmp byte [r14 + rax], 0
jne 0x180185102
mov r9, qword [rsp + 0x40]
mov rcx, rdx
sub rcx, rax
mov rax, rdi
sub rcx, 4
nop
inc rax
cmp byte [r9 + rax], 0
jne 0x180185120
cmp rax, rcx
jbe 0x18018515e
lea rdx, str.TFTP_file_name_too_long
mov rcx, r15
call fcn.180166360
mov rcx, qword [rsp + 0x40]
lea r8, str.C:Dev_vcpkg_buildtreescurl_srcurl_7_81_0_459d17a9d2.cleanlib_tftp.c
mov edx, 0x1d9
call fcn.18016b780
mov eax, 0x47
jmp 0x180185582
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.18017a430
mov rcx, rdi
nop
inc rcx
cmp byte [r14 + rcx], 0
jne 0x180185190
mov rdx, qword [rsp + 0x40]
mov rax, rdi
cmp byte [rdx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1801851a2
lea r14, [rax + 4]
add r14, rcx
cmp byte [r15 + 0xb1b], 0
jne 0x1801854c4
cmp byte [r15 + 0xb35], 0
je 0x1801851f0
mov r9, qword [r15 + 0x11a8]
cmp r9, rdi
je 0x1801851f0
lea r8, str._I64d
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18017a430
jmp 0x1801851fa
mov eax, 0x30
mov word [rsp + 0x50], ax
movsxd rax, dword [rbx + 0x144]
lea r8, [r14 + 6]
cmp r8, rax
jbe 0x180185211
lea rcx, [rsp + 0x50]
jmp 0x180185273
mov rdx, qword [rbx + 0x158]
lea rcx, str.tsize
add rdx, r14
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 0x180185230
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180185250
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x1801852d4
mov r9d, dword [rbx + 0x148]
lea r8, [0x1801f4894]
mov edx, 0x40
call fcn.18017a430
mov r9d, dword [rbx + 0x24]
lea r8, [0x1801f4894]
mov edx, 0x40
lea rcx, [rsp + 0x50]
call fcn.18017a430
lea rdx, str.TFTP_buffer_too_small_for_options
mov rcx, r15
call fcn.180166360
mov rcx, qword [rsp + 0x40]
lea r8, str.C:Dev_vcpkg_buildtreescurl_srcurl_7_81_0_459d17a9d2.cleanlib_tftp.c
mov edx, 0x209
call fcn.18016b780
mov eax, 0x47
jmp 0x180185582
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 0x1801852e0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180185300
mov r9d, dword [rbx + 0x148]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x1801f4894]
mov edx, 0x40
call fcn.18017a430
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x18018528b
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 0x180185360
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180185380
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
lea rcx, [rsp + 0x50]
jbe 0x1801853b8
mov r9d, dword [rbx + 0x24]
lea r8, [0x1801f4894]
mov edx, 0x40
jmp 0x1801852a0
mov rdx, qword [rbx + 0x158]
add rdx, r8
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 0x1801853d0
lea rcx, [rsp + 0x50]
mov rax, rdi
nop dword [rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x1801853f0
mov r9d, dword [rbx + 0x24]
lea rsi, [rax + 1]
add rsi, r8
lea rcx, [rsp + 0x50]
lea r8, [0x1801f4894]
mov edx, 0x40
call fcn.18017a430
movsxd rax, dword [rbx + 0x144]
lea r8, [rsi + 8]
cmp r8, rax
ja 0x1801852a5
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 0x180185441
lea rcx, [rsp + 0x50]
mov rax, rdi
nop word [rax + rax]
cmp byte [rcx + rax + 1], 0
lea rax, [rax + 1]
jne 0x180185460
lea rcx, [rax + 1]
movsxd rax, dword [rbx + 0x144]
add rcx, r8
cmp rcx, rax
ja 0x1801852a5
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 0x180185491
lea rax, [rsp + 0x50]
nop word [rax + rax]
cmp byte [rax + rdi + 1], 0
lea rdi, [rdi + 1]
jne 0x1801854b0
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 rdx, qword [rax + 0x70]
mov eax, dword [rdx + 0x10]
mov dword [rsp + 0x28], eax
mov rax, qword [rdx + 0x20]
mov rdx, qword [rbx + 0x158]
mov qword [rsp + 0x20], rax
call qword [sym.imp.WS2_32.dll_sendto]
movsxd rcx, eax
cmp rcx, r14
je 0x180185524
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp - 0x70]
mov ecx, eax
call fcn.18017c050
mov r8, rax
lea rdx, [0x1801f48a0]
mov rcx, r15
call fcn.180166360
mov rcx, qword [rsp + 0x40]
lea r8, str.C:Dev_vcpkg_buildtreescurl_srcurl_7_81_0_459d17a9d2.cleanlib_tftp.c
mov edx, 0x218
call fcn.18016b780
jmp 0x180185580
mov rcx, rbx
cmp byte [r15 + 0xb35], sil
je 0x180185560
call fcn.180184710
mov esi, eax
jmp 0x180185580
mov rcx, rbx
call fcn.180184710
mov esi, eax
jmp 0x180185580
mov rcx, rbx
call fcn.1801846c0
mov esi, eax
jmp 0x180185580
mov dword [rbx], 3
jmp 0x180185580
lea rdx, str.tftp_send_first:_internal_error
mov rcx, r15
call fcn.180166360
mov eax, esi
mov rcx, qword [rbp + 0x90]
xor rcx, rsp
call fcn.1801ad040
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 0x180185737
sub r8d, 1
je 0x18018572e
sub r8d, 1
je 0x180185725
lea rdx, [0x1801f48a0]
mov rcx, r9
cmp r8d, 1
je 0x180185712
lea r8, str.Internal_state_machine_error
call fcn.180166360
mov eax, 0x47
add rsp, 0x28
ret
lea r8, str.TFTP_finished
call fcn.1801664d0
xor eax, eax
add rsp, 0x28
ret
add rsp, 0x28
jmp fcn.180185880
add rsp, 0x28
jmp fcn.180184ca0
add rsp, 0x28
jmp 0x180184fe0