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fixed wolfSSL_SNI_GetFromBuffer

pull/7692/head
gasbytes 2024-06-27 17:03:05 +02:00
parent 6dd43caae9
commit 97adb4be6e
2 changed files with 19 additions and 8 deletions
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23
wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs
View File

@ -224,7 +224,7 @@ public class wolfSSL_TLS_CSHarp
Console.WriteLine("SSL cipher suite is " + wolfssl.get_current_cipher(ssl));
/* read and print out the message then reply */
if (wolfssl.read(ssl, buff, 1023) < 0)
if (wolfssl.read(ssl, buff, 1024) < 0)
{
Console.WriteLine("Error in read");
tcp.Stop();
@ -233,13 +233,24 @@ public class wolfSSL_TLS_CSHarp
}
Console.WriteLine(buff);
/* get and print sni used by the client and also their message */
/* get and print sni from a sample buffer, can be used by using the raw client hello */
if (haveSNI(args)) {
IntPtr result = Marshal.AllocHGlobal(32);
IntPtr inOutSz = Marshal.AllocHGlobal(sizeof(int));
Marshal.WriteInt32(inOutSz, 32);
byte [] buffer = { /* www.paypal.com */
0x16, 0x03, 0x03, 0x00, 0x64, 0x01, 0x00, 0x00, 0x60, 0x03, 0x03, 0x5c,
0xc4, 0xb3, 0x8c, 0x87, 0xef, 0xa4, 0x09, 0xe0, 0x02, 0xab, 0x86, 0xca,
0x76, 0xf0, 0x9e, 0x01, 0x65, 0xf6, 0xa6, 0x06, 0x13, 0x1d, 0x0f, 0xa5,
0x79, 0xb0, 0xd4, 0x77, 0x22, 0xeb, 0x1a, 0x00, 0x00, 0x16, 0x00, 0x6b,
0x00, 0x67, 0x00, 0x39, 0x00, 0x33, 0x00, 0x3d, 0x00, 0x3c, 0x00, 0x35,
0x00, 0x2f, 0x00, 0x05, 0x00, 0x04, 0x00, 0x0a, 0x01, 0x00, 0x00, 0x21,
0x00, 0x00, 0x00, 0x13, 0x00, 0x11, 0x00, 0x00, 0x0e, 0x77, 0x77, 0x77,
0x2e, 0x70, 0x61, 0x79, 0x70, 0x61, 0x6c, 0x2e, 0x63, 0x6f, 0x6d, 0x00,
0x0d, 0x00, 0x06, 0x00, 0x04, 0x04, 0x01, 0x02, 0x01
};
int ret = wolfssl.SNI_GetFromBuffer(buff, 1024, 0, result, inOutSz);
int ret = wolfssl.SNI_GetFromBuffer(buffer, 1024, 0, result, inOutSz);
if (ret != wolfssl.SUCCESS) {
Console.WriteLine("Error on reading SNI from buffer, ret value = " + ret);
@ -248,10 +259,10 @@ public class wolfSSL_TLS_CSHarp
return;
}
string dataStr = Marshal.PtrToStringAnsi(result);
Console.WriteLine("(SNI_GetFromBuffer) SNI used by client: " + dataStr);
}
string resultStr = Marshal.PtrToStringAnsi(result);
Console.WriteLine("(SNI_GetFromBuffer) SNI used by client: " + resultStr);
}
if (wolfssl.write(ssl, reply, reply.Length) != reply.Length)
{

4
wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs
View File

@ -333,7 +333,7 @@ namespace wolfSSL.CSharp {
[DllImport(wolfssl_dll, CallingConvention = CallingConvention.Cdecl)]
private extern static ushort wolfSSL_SNI_GetRequest(IntPtr ssl, byte type, ref IntPtr data);
[DllImport(wolfssl_dll, CallingConvention = CallingConvention.Cdecl)]
private extern static int wolfSSL_SNI_GetFromBuffer(StringBuilder clientHello, uint helloSz, byte type, IntPtr sni, IntPtr inOutSz);
private extern static int wolfSSL_SNI_GetFromBuffer(byte[] clientHello, uint helloSz, byte type, IntPtr sni, IntPtr inOutSz);
/********************************
* SSL Structure
@ -1217,7 +1217,7 @@ namespace wolfSSL.CSharp {
}
}
public static int SNI_GetFromBuffer(StringBuilder clientHello, uint helloSz, byte type, IntPtr sni, IntPtr inOutSz)
public static int SNI_GetFromBuffer(byte []clientHello, uint helloSz, byte type, IntPtr sni, IntPtr inOutSz)
{
try {
return wolfSSL_SNI_GetFromBuffer(clientHello, helloSz, type, sni, inOutSz);