Function at 0x180042e20
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x590]
sub rsp, 0x690
mov rax, qword [0x1800cc6e0]
xor rax, rsp
mov qword [rbp + 0x580], rax
mov rax, qword [rcx + 0x18]
xorps xmm0, xmm0
mov rbx, qword [rcx + 0x778]
mov edi, edx
mov qword [rsp + 0x48], rax
mov r14, rcx
xor eax, eax
mov qword [rsp + 0x58], 0xffffffffffffffff
mov qword [rbp + 0x10], rax
mov r12d, eax
mov dword [rbp + 0x18], eax
movzx r15d, ax
mov word [rbp + 0x1c], ax
mov r13b, 1
mov byte [rbp + 0x1e], al
mov qword [rsp + 0x68], rax
mov word [rsp + 0x50], ax
mov qword [rsp + 0x60], rax
movups xmmword [rbp - 0x10], xmm0
movups xmmword [rbp], xmm0
test rbx, rbx
je 0x1800430e9
mov rax, 0xffffffffffffffff
inc rax
cmp byte [rbx + rax], r12b
jne 0x180042eb2
cmp rax, 1
jbe 0x1800430e9
mov rax, 0xffffffffffffffff
nop dword [rax]
inc rax
cmp byte [rbx + rax], r12b
jne 0x180042ed0
cmp rax, 0x41
jae 0x180042ee6
mov ecx, 0x41
jmp 0x180042ef9
mov rcx, 0xffffffffffffffff
nop dword [rax]
inc rcx
cmp byte [rbx + rcx], r12b
jne 0x180042ef0
inc rcx
mov edx, 1
call qword [case.0x18002975f.3]
mov qword [rsp + 0x60], rax
mov r15, rax
test rax, rax
jne 0x180042f21
mov rbx, qword [rsp + 0x48]
lea esi, [rax + 0x1b]
jmp 0x1800435ec
movzx eax, byte [rbx]
cmp al, 0x5b
jne 0x180042f55
mov edx, 0x5d
lea r15, [rbx + 1]
mov rcx, rbx
call fcn.18006f864
mov rsi, rax
test rax, rax
je 0x18004304e
mov rcx, qword [rsp + 0x60]
mov r8, rax
sub r8, r15
mov rdx, r15
jmp 0x180042fc5
cmp al, 0x3a
jne 0x180042f5e
mov rsi, rbx
jmp 0x180042fca
mov edx, 0x3a
mov rcx, rbx
call fcn.18006f864
mov rsi, rax
test rax, rax
je 0x180043031
lea r8, [rsp + 0x70]
mov rdx, rbx
mov ecx, reloc.WS2_32.dll_socket
call qword [sym.imp.WS2_32.dll_inet_pton]
mov rcx, r15
cmp eax, 1
jne 0x180042fbc
sub rcx, rbx
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x180042fa0
xor r15d, r15d
mov ebx, r15d
mov eax, r15d
jmp 0x180043059
mov r8, rsi
mov rdx, rbx
sub r8, rbx
call fcn.18007abe0
mov edx, 0x3a
mov rcx, rsi
call fcn.18006f864
xor r15d, r15d
mov rsi, rax
movzx ebx, r15w
movzx eax, r15w
test rsi, rsi
je 0x180043059
lea rcx, [rsi + 1]
xor edx, edx
lea r8d, [r15 + 0xa]
call fcn.180076e98
mov ecx, eax
call fcn.180015420
lea edx, [r15 + 0x2d]
mov rcx, rsi
movzx ebx, ax
call fcn.18006f864
test rax, rax
je 0x18004302c
lea rcx, [rax + 1]
xor edx, edx
lea r8d, [r15 + 0xa]
call fcn.180076e98
mov ecx, eax
call fcn.180015420
jmp 0x180043059
movzx eax, bx
jmp 0x180043059
mov rcx, r15
sub rcx, rbx
nop word [rax + rax]
movzx eax, byte [rbx]
mov byte [rcx + rbx], al
lea rbx, [rbx + 1]
test al, al
jne 0x180043040
xor r15d, r15d
movzx eax, r15w
movzx ebx, r15w
cmp bx, ax
mov esi, r15d
cmovbe si, ax
cmovbe r15w, bx
mov rax, qword [rsp + 0x60]
mov rbx, qword [rsp + 0x48]
mov dword [rsp + 0x50], esi
cmp byte [rax], r12b
je 0x1800430e3
mov rcx, qword [rbx + 0x58]
add rcx, 0x10
call fcn.1800633d0
mov rsi, qword [rsp + 0x60]
lea rcx, [rbp + 0x170]
mov r8d, dword [rbx + 0x704]
mov edx, eax
mov rax, qword [rbx + 0x58]
mov r9, rsi
mov dword [rsp + 0x28], 0x401
mov qword [rsp + 0x20], rcx
mov ecx, dword [rax]
call fcn.180005240
mov ecx, eax
test eax, eax
je 0x1800430d5
sub ecx, 1
je 0x1800435e7
cmp ecx, 1
jne 0x1800430d8
lea r12, [rbp + 0x170]
jmp 0x1800430d8
mov r12, rsi
test r12, r12
jne 0x18004317b
jmp 0x1800430ee
mov dword [rsp + 0x50], esi
jmp 0x1800430ee
mov rbx, qword [rsp + 0x48]
mov dword [rsp + 0x40], 0x80
lea r8, [rsp + 0x40]
mov rcx, qword [rbx + 0x1a8]
lea rdx, [rsp + 0x70]
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x180043137
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r8, rax
lea rdx, str.getsockname___failed:__s
jmp 0x1800435df
movzx eax, word [rsp + 0x70]
cmp ax, 0x17
je 0x180043149
lea rdx, [rsp + 0x74]
jmp 0x180043153
lea rdx, [rsp + 0x78]
mov eax, reloc.WS2_32.dll_socket
movzx ecx, ax
lea r8, [rbp + 0x170]
mov r9d, 0x401
call sub.WS2_32.dll_inet_ntop
test rax, rax
je 0x1800435e7
lea r12, [rbp + 0x170]
xor r13b, r13b
lea rax, [rsp + 0x68]
xor r9d, r9d
xor r8d, r8d
mov qword [rsp + 0x20], rax
mov rdx, r12
mov rcx, r14
call fcn.180031b70
cmp eax, 1
jne 0x1800431a8
lea rdx, [rsp + 0x68]
mov rcx, r14
call fcn.180027630
mov rdx, qword [rsp + 0x68]
test rdx, rdx
je 0x1800435d5
mov rsi, qword [rdx]
mov rcx, r14
call fcn.1800320c0
test rsi, rsi
je 0x1800435d5
nop word [rax + rax]
movzx r9d, byte [rbx + 0x70d]
lea rax, [rsp + 0x58]
xor r8d, r8d
mov qword [rsp + 0x20], rax
mov rdx, rsi
mov rcx, r14
call fcn.180055b50
test eax, eax
je 0x180043223
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov rsi, qword [rsi + 0x28]
test rsi, rsi
jne 0x1800431d0
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r8, rax
lea rdx, str.socket_failure:__s
jmp 0x1800435df
movsxd r8, dword [rsi + 0x10]
lea rcx, [rsp + 0x70]
mov rdx, qword [rsi + 0x20]
call fcn.18006ec10
mov r12d, dword [rsp + 0x50]
movzx ebx, r15w
mov eax, dword [rsi + 0x10]
mov dword [rsp + 0x40], eax
cmp r15w, r12w
ja 0x180043305
nop
movzx ecx, bx
call qword [sym.imp.WS2_32.dll_htons]
mov r8d, dword [rsp + 0x40]
lea rdx, [rsp + 0x70]
mov rcx, qword [rsp + 0x58]
mov word [rsp + 0x72], ax
call qword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x18004334f
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
test r13b, r13b
je 0x1800432ec
cmp eax, 0x2741
jne 0x1800432ec
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r9, rax
movzx r8d, bx
lea rdx, str.bind_port_hu__on_non_local_address_failed:__s
mov rcx, r14
call fcn.18002a560
mov rbx, qword [rsp + 0x48]
lea r8, [rsp + 0x40]
mov dword [rsp + 0x40], 0x80
lea rdx, [rsp + 0x70]
mov rcx, qword [rbx + 0x1a8]
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x180043111
movzx ebx, r15w
xor r13b, r13b
jmp 0x180043250
cmp eax, 0x2740
je 0x1800432f8
cmp eax, 0xd
jne 0x18004331e
inc bx
cmp bx, r12w
jbe 0x180043250
lea rdx, str.bind___failed__we_ran_out_of_ports
mov rcx, r14
call fcn.18002a470
mov rbx, qword [rsp + 0x48]
jmp 0x1800435e7
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r9, rax
movzx r8d, bx
lea rdx, str.bind_port_hu__failed:__s
mov rcx, r14
call fcn.18002a470
mov rbx, qword [rsp + 0x48]
jmp 0x1800435e7
cmp bx, r12w
ja 0x180043305
mov rcx, qword [rsp + 0x58]
lea r8, [rsp + 0x40]
lea rdx, [rsp + 0x70]
mov dword [rsp + 0x40], 0x80
call qword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1800433a9
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r8, rax
lea rdx, str.getsockname___failed:__s
mov rcx, r14
call fcn.18002a470
mov rbx, qword [rsp + 0x48]
jmp 0x1800435e7
mov rcx, qword [rsp + 0x58]
mov edx, 1
call qword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x1800433f0
call qword [sym.imp.WS2_32.dll_WSAGetLastError]
mov r8d, 0x100
lea rdx, [rbp + 0x70]
mov ecx, eax
call fcn.180030350
mov r8, rax
lea rdx, str.socket_failure:__s
mov rcx, r14
call fcn.18002a470
mov rbx, qword [rsp + 0x48]
jmp 0x1800435e7
mov r8d, 0x2f
lea rdx, [rbp - 0x10]
mov rcx, rsi
call fcn.180031b30
mov rbx, qword [rsp + 0x48]
cmp byte [rbx + 0x2da], 0
jne 0x180043420
cmp byte [rbx + 0x2d4], 0
je 0x180043420
mov byte [rbx + 0x2da], 1
cmp edi, 2
je 0x18004347d
movzx eax, word [rsp + 0x70]
nop word [rax + rax]
cmp byte [rbx + 0x2da], 0
jne 0x18004343d
test edi, edi
je 0x180043476
cmp edi, 1
jne 0x180043448
cmp ax, 2
jne 0x180043476
movzx ecx, ax
cmp ecx, 2
je 0x180043455
cmp ecx, 0x17
jne 0x180043476
movzx ecx, word [rsp + 0x72]
call qword [sym.imp.WS2_32.dll_ntohs]
movzx r8d, ax
test edi, edi
je 0x180043567
cmp edi, 1
je 0x1800434c4
movzx eax, word [rsp + 0x70]
inc edi
cmp edi, 2
jne 0x180043430
lea r15, [rbx + 0x5d0]
lea r9, [rsp + 0x58]
mov dword [r15 + 0xe8], edi
mov r8d, 1
mov rdx, rbx
mov rcx, r14
call fcn.1800558a0
mov esi, eax
test eax, eax
jne 0x1800435ec
mov rax, qword [r14 + 0x18]
mov qword [rsp + 0x58], 0xffffffffffffffff
mov byte [rax + 0x6c6], 0x1c
jmp 0x1800435f7
lea r10, [rbp + 0x20]
mov r9d, 0x2c
lea rdx, [rbp - 0x10]
movzx ecx, byte [rdx]
test cl, cl
je 0x1800434ee
cmp cl, 0x2e
mov eax, ecx
cmove eax, r9d
mov byte [r10], al
inc r10
add rdx, 1
jne 0x1800434d2
movzx r9d, r8w
mov edx, reloc.WS2_32.dll_sendto
movzx eax, r9b
lea r8, str.__d__d
shr r9d, 8
mov rcx, r10
mov dword [rsp + 0x20], eax
mov byte [r10], 0
call fcn.180015b50
lea rax, [rbp + 0x20]
mov rcx, r14
lea r15, [rbx + 0x5d0]
mov qword [rsp + 0x20], rax
mov rdx, r15
lea r9, str.PORT
lea r8, [0x1800a7138]
call fcn.180061c70
mov esi, eax
test eax, eax
je 0x180043484
mov ecx, eax
call fcn.180030530
mov r8, rax
lea rdx, str.Failure_sending_PORT_command:__s
mov rcx, r14
call fcn.18002a470
jmp 0x1800435ec
cmp word [rsp + 0x70], 2
lea r9, str.EPRT
movzx eax, r8w
mov r15d, 0
mov dword [rsp + 0x30], eax
lea r8, str._s__d_s_hu
setne r15b
lea rax, [rbp - 0x10]
inc r15d
mov qword [rsp + 0x28], rax
mov dword [rsp + 0x20], r15d
mov rcx, r14
lea r15, [rbx + 0x5d0]
mov rdx, r15
call fcn.180061c70
mov esi, eax
test eax, eax
je 0x180043484
mov ecx, eax
call fcn.180030530
mov r8, rax
lea rdx, str.Failure_sending_EPRT_command:__s
mov rcx, r14
call fcn.18002a470
jmp 0x1800435ec
mov r8, r12
lea rdx, str.failed_to_resolve_the_address_provided_to_PORT:__s
mov rcx, r14
call fcn.18002a470
mov esi, 0x1e
mov rax, qword [r14 + 0x18]
mov byte [rax + 0x6c6], 0
mov r8, qword [rsp + 0x58]
cmp r8, 0xffffffffffffffff
je 0x18004360d
mov rdx, rbx
mov rcx, r14
call fcn.180055a90
mov rcx, qword [rsp + 0x60]
call qword [fcn.1800747ac]
mov eax, esi
mov rcx, qword [rbp + 0x580]
xor rcx, rsp
call fcn.18006c880
mov rbx, qword [rsp + 0x6e0]
add rsp, 0x690
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret