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completed the examples

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This commit is contained in:
gasbytes
2024-06-02 00:01:51 +02:00
parent 15ac366bf9
commit 6f567b58bc
3 changed files with 74 additions and 8 deletions
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42
wrapper/CSharp/wolfSSL-TLS-Client/wolfSSL-TLS-Client.cs
View File

@ -19,7 +19,6 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
using System;
using System.Runtime.InteropServices;
using System.Text;
@ -60,11 +59,32 @@ public class wolfSSL_TLS_Client
return preverify;
}
/// <summary>
/// Checks if the SNI option was enabled via command line.
/// Must be enabled with ./configure --enable-sni when configuring
/// wolfSSL.
/// <param name="args">Parameters passed via command line</param>
/// </summary>
private static bool haveSNI(string[] args)
{
if (args != null && args.Length == 2 && args[0] == "-S")
{
Console.WriteLine("SNI IS: ON");
return true;
}
else {
Console.WriteLine("SNI IS: OFF");
return false;
}
}
public static void Main(string[] args)
{
IntPtr ctx;
IntPtr ssl;
Socket tcp;
IntPtr sniHostName;
/* These paths should be changed for use */
string caCert = @"ca-cert.pem";
@ -78,7 +98,6 @@ public class wolfSSL_TLS_Client
wolfssl.Init();
Console.WriteLine("Calling ctx Init from wolfSSL");
ctx = wolfssl.CTX_new(wolfssl.usev23_client());
if (ctx == IntPtr.Zero)
@ -88,7 +107,6 @@ public class wolfSSL_TLS_Client
}
Console.WriteLine("Finished init of ctx .... now load in CA");
if (!File.Exists(caCert))
{
Console.WriteLine("Could not find CA cert file");
@ -96,11 +114,27 @@ public class wolfSSL_TLS_Client
return;
}
if (wolfssl.CTX_load_verify_locations(ctx, caCert, null)
!= wolfssl.SUCCESS)
{
Console.WriteLine("Error loading CA cert");
wolfssl.CTX_free(ctx);
return;
}
if (haveSNI(args))
{
string sniHostNameString = args[1].Trim();
sniHostName = Marshal.StringToHGlobalAnsi(sniHostNameString);
ushort size = (ushort)sniHostNameString.Length;
if (wolfssl.CTX_UseSNI(ctx, (byte)wolfssl.WOLFSSL_SNI_HOST_NAME, sniHostName, size) != wolfssl.SUCCESS)
{
Console.WriteLine("UseSNI failed");
wolfssl.CTX_free(ctx);
return;
}
}
StringBuilder ciphers = new StringBuilder(new String(' ', 4096));

38
wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs
View File

@ -19,9 +19,6 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
using System;
using System.Runtime.InteropServices;
using System.Text;
@ -50,6 +47,26 @@ public class wolfSSL_TLS_CSHarp
wolfssl.Cleanup();
}
/// <summary>
/// Checks if the SNI option was enabled via command line.
/// Must be enabled with ./configure --enable-sni when configuring
/// wolfSSL.
/// <param name="args">Parameters passed via command line</param>
/// </summary>
private static bool haveSNI(string[] args)
{
if (args != null && args.Length == 2 && args[0] == "-S")
{
Console.WriteLine("SNI IS: ON");
return true;
}
else {
Console.WriteLine("SNI IS: OFF");
return false;
}
}
public static void Main(string[] args)
{
@ -70,7 +87,6 @@ public class wolfSSL_TLS_CSHarp
wolfssl.Init();
Console.WriteLine("Calling ctx Init from wolfSSL");
ctx = wolfssl.CTX_new(wolfssl.usev23_server());
if (ctx == IntPtr.Zero)
@ -101,6 +117,20 @@ public class wolfSSL_TLS_CSHarp
return;
}
if (haveSNI(args))
{
string sniHostNameString = args[1].Trim();
sniHostName = Marshal.StringToHGlobalAnsi(sniHostNameString);
ushort size = (ushort)sniHostNameString.Length;
if (wolfssl.CTX_UseSNI(ctx, (byte)wolfssl.WOLFSSL_SNI_HOST_NAME, sniHostName, size) != wolfssl.SUCCESS)
{
Console.WriteLine("UseSNI failed");
wolfssl.CTX_free(ctx);
return;
}
}
StringBuilder ciphers = new StringBuilder(new String(' ', 4096));
wolfssl.get_ciphers(ciphers, 4096);

2
wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs
View File

@ -459,6 +459,8 @@ namespace wolfSSL.CSharp {
public static readonly int SUCCESS = 1;
public static readonly int FAILURE = 0;
public static readonly int WOLFSSL_SNI_HOST_NAME = 0;
public static readonly int WOLFSSL_SNI_HOST_NAME_OUTER = 0;
private static IntPtr unwrap_ctx(IntPtr ctx)