static void TestCrypto32()
{
IntPtr hCertCntxt = IntPtr.Zero;
IntPtr hStore = IntPtr.Zero;
hStore = Crypto32.CertOpenStore(Crypto32.CERT_STORE_PROV_SYSTEM,
Crypto32.MY_ENCODING_TYPE,
IntPtr.Zero,
Crypto32.CERT_SYSTEM_STORE_CURRENT_USER,
MY);
Console.WriteLine("Store Handle:\t0x{0:X}", hStore.ToInt64());
String sha1Hex = "3bd3f17836bd00f8a756e6c53fca48539da2f042";
// Convert to bin
int tam = sha1Hex.Length / 2;
byte[] sha1Bin = new byte[tam];
int aux = 0;
for (int i = 0; i < tam; ++i)
{
String str = sha1Hex.Substring(aux, 2);
sha1Bin[i] = (byte)Convert.ToInt32(str, 16);
aux = aux + 2;
}
Crypto32.CRYPTOAPI_BLOB cryptBlob;
cryptBlob.cbData = sha1Bin.Length;
GCHandle h1 = default(GCHandle);
GCHandle h2 = default(GCHandle);
try
{
h1 = GCHandle.Alloc(sha1Bin, GCHandleType.Pinned);
cryptBlob.pbData = h1.AddrOfPinnedObject();
h2 = GCHandle.Alloc(cryptBlob, GCHandleType.Pinned);
hCertCntxt = Crypto32.CertFindCertificateInStore(
hStore,
Crypto32.MY_ENCODING_TYPE,
0,
Crypto32.CERT_FIND_SHA1_HASH,
h2.AddrOfPinnedObject(),
IntPtr.Zero);
}
finally
{
if (h1 != default(GCHandle))
{
h1.Free();
}
if (h2 != default(GCHandle))
{
h2.Free();
}
}
if (hCertCntxt != IntPtr.Zero)
{ //use certcontext from managed code
Console.WriteLine("CertContext:\t0x{0:X}", hCertCntxt.ToInt64());
X509Certificate foundcert = new X509Certificate(hCertCntxt);
Console.WriteLine("\nFound certificate with Thumbprint \"{0}\"", sha1Hex);
Console.WriteLine("SubjectName:\t{0}", foundcert.GetName());
Console.WriteLine("Serial No:\t{0}", foundcert.GetSerialNumberString());
Console.WriteLine("HashString:\t{0}", foundcert.GetCertHashString());
}
else
{
Console.WriteLine("Could not find certificate containing Thumbprint \"{0}\"", sha1Hex);
}
if (hCertCntxt != IntPtr.Zero)
{
Crypto32.CertFreeCertificateContext(hCertCntxt);
}
if (hStore != IntPtr.Zero)
{
Crypto32.CertCloseStore(hStore, 0);
}
//IntPtr hSysStore = IntPtr.Zero;
//IntPtr hCertCntxt = IntPtr.Zero;
//hSysStore = Crypto32.CertOpenSystemStore(IntPtr.Zero, MY);
//Console.WriteLine("Store Handle:\t0x{0:X}", hSysStore.ToInt32());
//if (hSysStore != IntPtr.Zero)
//{
// hCertCntxt = Crypto32.CertFindCertificateInStore(
// hSysStore,
// MY_ENCODING_TYPE,
// 0,
// CERT_FIND_SUBJECT_STR,
// lpszCertSubject,
// IntPtr.Zero);
// if (hCertCntxt != IntPtr.Zero)
// { //use certcontext from managed code
// Console.WriteLine("CertContext:\t0x{0:X}", hCertCntxt.ToInt32());
// X509Certificate foundcert = new X509Certificate(hCertCntxt);
// Console.WriteLine("\nFound certificate with SubjectName string \"{0}\"", lpszCertSubject);
// Console.WriteLine("SubjectName:\t{0}", foundcert.GetName());
// Console.WriteLine("Serial No:\t{0}", foundcert.GetSerialNumberString());
// Console.WriteLine("HashString:\t{0}", foundcert.GetCertHashString());
// }
// else
// Console.WriteLine("Could not find SubjectName containing string \"{0}\"", lpszCertSubject);
//}
////------- Clean Up -----------
//if (hCertCntxt != IntPtr.Zero)
// Crypto32.CertFreeCertificateContext(hCertCntxt);
//if (hSysStore != IntPtr.Zero)
// Crypto32.CertCloseStore(hSysStore, 0);
}
static X509Certificate GetCert()
{
IntPtr hCertCntxt = IntPtr.Zero;
IntPtr hStore = IntPtr.Zero;
hStore = Crypto32.CertOpenStore(Crypto32.CERT_STORE_PROV_SYSTEM,
Crypto32.MY_ENCODING_TYPE,
IntPtr.Zero,
Crypto32.CERT_SYSTEM_STORE_CURRENT_USER,
MY);
String sha1Hex = "3bd3f17836bd00f8a756e6c53fca48539da2f042";
// Convert to bin
int tam = sha1Hex.Length / 2;
byte[] sha1Bin = new byte[tam];
int aux = 0;
for (int i = 0; i < tam; ++i)
{
String str = sha1Hex.Substring(aux, 2);
sha1Bin[i] = (byte)Convert.ToInt32(str, 16);
aux = aux + 2;
}
Crypto32.CRYPTOAPI_BLOB cryptBlob;
cryptBlob.cbData = sha1Bin.Length;
GCHandle h1 = default(GCHandle);
GCHandle h2 = default(GCHandle);
try
{
h1 = GCHandle.Alloc(sha1Bin, GCHandleType.Pinned);
cryptBlob.pbData = h1.AddrOfPinnedObject();
h2 = GCHandle.Alloc(cryptBlob, GCHandleType.Pinned);
hCertCntxt = Crypto32.CertFindCertificateInStore(
hStore,
Crypto32.MY_ENCODING_TYPE,
0,
Crypto32.CERT_FIND_SHA1_HASH,
h2.AddrOfPinnedObject(),
IntPtr.Zero);
}
finally
{
if (h1 != default(GCHandle))
{
h1.Free();
}
if (h2 != default(GCHandle))
{
h2.Free();
}
}
X509Certificate cert = null;
if (hCertCntxt != IntPtr.Zero)
{
cert = new X509Certificate(hCertCntxt);
}
if (hCertCntxt != IntPtr.Zero)
{
Crypto32.CertFreeCertificateContext(hCertCntxt);
}
if (hStore != IntPtr.Zero)
{
Crypto32.CertCloseStore(hStore, 0);
}
return(cert);
}
