mirror of https://github.com/dahall/Vanara.git
139 lines
3.7 KiB
C#
139 lines
3.7 KiB
C#
using NUnit.Framework;
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using System;
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using System.Linq;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using Vanara.Extensions;
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using Vanara.InteropServices;
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using static Vanara.PInvoke.Ws2_32;
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namespace Vanara.PInvoke.Tests
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{
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[TestFixture()]
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public class Winsock2Tests
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{
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const string saddr4 = "192.168.0.1";
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const string saddr6 = "2001:db8:aaaa:1::100";
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public static readonly IPAddress localIP4 = Dns.GetHostEntry(Dns.GetHostName()).AddressList.FirstOrDefault(ip => ip.AddressFamily == AddressFamily.InterNetwork);
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public static SafeSOCKET GetTcpSocket() => socket(ADDRESS_FAMILY.AF_INET, SOCK.SOCK_STREAM, IPPROTO.IPPROTO_TCP);
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[Test]
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public void gethostnameTest()
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{
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var sb = new StringBuilder(256);
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Assert.That(gethostname(sb, sb.Capacity), ResultIs.Not.Value(-1));
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TestContext.WriteLine(sb);
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}
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[Test]
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public void GetHostNameWTest()
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{
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var sb = new StringBuilder(256);
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Assert.That(GetHostNameW(sb, sb.Capacity), ResultIs.Not.Value(-1));
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TestContext.WriteLine(sb);
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}
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[Test]
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public unsafe void getprotobynameTest()
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{
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var p = getprotobyname_unsafe("TCP");
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Assert.That((IntPtr)p, Is.Not.EqualTo(IntPtr.Zero));
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TestContext.WriteLine($"{p->p_name}: {p->p_proto}, {string.Join(",", p->Aliases)}");
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var p2 = getprotobyname("TCP");
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Assert.That(p2, Is.Not.EqualTo(IntPtr.Zero));
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Assert.That(p2.ToStructure<PROTOENT>().p_proto, Is.EqualTo(p->p_proto));
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}
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[Test]
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public unsafe void getprotobynumberTest()
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{
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var p = getprotobynumber_unsafe(6);
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Assert.That((IntPtr)p, Is.Not.EqualTo(IntPtr.Zero));
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TestContext.WriteLine($"{p->p_name}: {p->p_proto}, {string.Join(",", p->Aliases)}");
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var p2 = getprotobynumber(6);
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Assert.That(p2, Is.Not.EqualTo(IntPtr.Zero));
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Assert.That(p2.ToStructure<PROTOENT>().p_proto, Is.EqualTo(p->p_proto));
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}
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[Test]
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public unsafe void getservbynameTest()
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{
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const string svcName = "finger";
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var ps = getservbyname(svcName);
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Assert.That(ps, Is.Not.EqualTo(IntPtr.Zero));
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var s = ps.ToStructure<SERVENT>();
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TestContext.WriteLine($"{s.s_name}: {s.s_port}, {s.s_proto}, {string.Join(",", s.s_aliases)}");
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}
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[Test]
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public unsafe void getservbyportTest()
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{
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const short svcPort = 20224; // finger (79 reversed)
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var ps = getservbyport(svcPort, "TCP");
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Assert.That(ps, ResultIs.Not.Value(IntPtr.Zero));
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var s = ps.ToStructure<SERVENT>();
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TestContext.WriteLine($"{s.s_name}: {s.s_port}, {s.s_proto}, {string.Join(",", s.s_aliases)}");
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}
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[Test]
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public void getsocknameTest()
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{
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using var sckt = GetTcpSocket();
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var cname = new SOCKADDR(inet_addr("127.0.0.1"), htons(80));
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Assert.That(connect(sckt, cname, cname.Size), ResultIs.Not.Value(-1));
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var addr = SOCKADDR.Empty;
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var sz = (int)addr.Size;
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Assert.That(getsockname(sckt, addr, ref sz), ResultIs.Not.Value(-1));
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Assert.That(sz, Is.LessThanOrEqualTo((int)addr.Size));
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}
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[Test]
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public void getsockoptTest()
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{
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var sz = 256;
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using var sckt = GetTcpSocket();
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using var mem = new SafeHGlobalHandle(sz);
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Assert.That(getsockopt(sckt, SOL_SOCKET, SO_ACCEPTCONN, mem, ref sz), ResultIs.Not.Value(-1));
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}
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[Test]
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public void htonlTest()
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{
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Assert.That(htonl(0x04030201), Is.EqualTo(0x01020304));
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}
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[Test]
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public void htonsTest()
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{
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Assert.That(htons(0x0201), Is.EqualTo(0x0102));
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}
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[Test]
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public void inet_addrTest()
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{
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Assert.That(inet_addr("255.255.255.0"), Is.EqualTo(0x00FFFFFFU));
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}
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[Test]
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public void inet_ntoaTest()
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{
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Assert.That(inet_ntoa(new IN_ADDR(0x00FFFFFFU)).ToString(), Is.EqualTo("255.255.255.0"));
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}
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[Test]
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public void ntohlTest()
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{
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Assert.That(ntohl(0x04030201), Is.EqualTo(0x01020304));
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}
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[Test]
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public void ntohsTest()
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{
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Assert.That(ntohs(0x0201), Is.EqualTo(0x0102));
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}
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}
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} |