public static int AcquireCredentialsHandle(string package, CredentialUse intent, ref IntPtr ppAuthIdentity, out SafeFreeCredentials outCredential)
{
unsafe
{
long num;
int num1 = -1;
outCredential = new SafeFreeCredentials();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
}
finally
{
num1 = SafeFreeCredentials.AcquireCredentialsHandleW(null, package, (int)intent, 0, ppAuthIdentity, 0, 0, ref outCredential._handle, out num);
if (num1 != 0)
{
outCredential.SetHandleAsInvalid();
}
}
return(num1);
}
}
private static unsafe int MustRunInitializeSecurityContext(SafeFreeCredentials inCredentials, void *inContextPtr, byte *targetName, SspiContextFlags inFlags, Endianness endianness, SecurityBufferDescriptor inputBuffer, SafeDeleteContext outContext, SecurityBufferDescriptor outputBuffer, ref SspiContextFlags attributes, SafeFreeContextBuffer handleTemplate)
{
long num;
int num1 = -1;
bool flag = false;
bool flag1 = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
try
{
inCredentials.DangerousAddRef(ref flag);
outContext.DangerousAddRef(ref flag1);
}
catch (Exception exception1)
{
Exception exception = exception1;
if (Fx.IsFatal(exception))
{
throw;
}
if (flag)
{
inCredentials.DangerousRelease();
flag = false;
}
if (flag1)
{
outContext.DangerousRelease();
flag1 = false;
}
if (!(exception is ObjectDisposedException))
{
throw;
}
}
}
finally
{
if (!flag)
{
inCredentials = null;
}
else if (flag && flag1)
{
SSPIHandle sSPIHandle = inCredentials._handle;
num1 = SafeDeleteContext.InitializeSecurityContextW(ref sSPIHandle, inContextPtr, targetName, inFlags, 0, endianness, inputBuffer, 0, ref outContext._handle, outputBuffer, ref attributes, out num);
if (outContext._EffectiveCredential == inCredentials || ((long)num1 & (ulong)-2147483648) != (long)0)
{
inCredentials.DangerousRelease();
}
else
{
if (outContext._EffectiveCredential != null)
{
outContext._EffectiveCredential.DangerousRelease();
}
outContext._EffectiveCredential = inCredentials;
}
outContext.DangerousRelease();
if (handleTemplate != null)
{
handleTemplate.Set((*(outputBuffer.UnmanagedPointer)).token);
if (handleTemplate.IsInvalid)
{
handleTemplate.SetHandleAsInvalid();
}
}
}
if (inContextPtr == null && ((long)num1 & (ulong)-2147483648) != (long)0)
{
outContext._handle.SetToInvalid();
}
}
return(num1);
}
internal static int AcceptSecurityContext(SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, SspiContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref SspiContextFlags outFlags)
{
unsafe
{
IntPtr *intPtrPointer;
IntPtr *intPtrPointer1;
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor securityBufferDescriptor = null;
if (inSecBuffer != null)
{
securityBufferDescriptor = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers != null)
{
securityBufferDescriptor = new SecurityBufferDescriptor((int)inSecBuffers.Length);
}
SecurityBufferDescriptor securityBufferDescriptor1 = new SecurityBufferDescriptor(1);
bool flag = ((inFlags & SspiContextFlags.AllocateMemory) != SspiContextFlags.Zero ? true : false);
int num = -1;
SSPIHandle sSPIHandle = new SSPIHandle();
if (refContext != null)
{
sSPIHandle = refContext._handle;
}
GCHandle[] gCHandleArray = null;
GCHandle gCHandle = new GCHandle();
SafeFreeContextBuffer safeFreeContextBuffer = null;
try
{
gCHandle = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] zero = new SecurityBufferStruct[(securityBufferDescriptor == null ? 1 : securityBufferDescriptor.Count)];
try
{
SecurityBufferStruct[] securityBufferStructArray = zero;
SecurityBufferStruct[] securityBufferStructArray1 = securityBufferStructArray;
if (securityBufferStructArray == null || (int)securityBufferStructArray1.Length == 0)
{
intPtrPointer = null;
}
else
{
intPtrPointer = &securityBufferStructArray1[0];
}
if (securityBufferDescriptor != null)
{
securityBufferDescriptor.UnmanagedPointer = (void *)intPtrPointer;
gCHandleArray = new GCHandle[securityBufferDescriptor.Count];
for (int i = 0; i < securityBufferDescriptor.Count; i++)
{
SecurityBuffer securityBuffer = (inSecBuffer != null ? inSecBuffer : inSecBuffers[i]);
if (securityBuffer != null)
{
zero[i].count = securityBuffer.size;
zero[i].type = securityBuffer.type;
if (securityBuffer.unmanagedToken != null)
{
zero[i].token = securityBuffer.unmanagedToken.DangerousGetHandle();
}
else if (securityBuffer.token == null || (int)securityBuffer.token.Length == 0)
{
zero[i].token = IntPtr.Zero;
}
else
{
gCHandleArray[i] = GCHandle.Alloc(securityBuffer.token, GCHandleType.Pinned);
zero[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(securityBuffer.token, securityBuffer.offset);
}
}
}
}
SecurityBufferStruct[] zero1 = new SecurityBufferStruct[1];
try
{
SecurityBufferStruct[] securityBufferStructArray2 = zero1;
SecurityBufferStruct[] securityBufferStructArray3 = securityBufferStructArray2;
if (securityBufferStructArray2 == null || (int)securityBufferStructArray3.Length == 0)
{
intPtrPointer1 = null;
}
else
{
intPtrPointer1 = &securityBufferStructArray3[0];
}
securityBufferDescriptor1.UnmanagedPointer = (void *)intPtrPointer1;
zero1[0].count = outSecBuffer.size;
zero1[0].type = outSecBuffer.type;
if (outSecBuffer.token == null || (int)outSecBuffer.token.Length == 0)
{
zero1[0].token = IntPtr.Zero;
}
else
{
zero1[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
}
if (flag)
{
safeFreeContextBuffer = SafeFreeContextBuffer.CreateEmptyHandle();
}
if (refContext == null || refContext.IsInvalid)
{
refContext = new SafeDeleteContext();
}
num = SafeDeleteContext.MustRunAcceptSecurityContext(inCredentials, (sSPIHandle.IsZero ? (void *)0 : (void *)(&sSPIHandle)), securityBufferDescriptor, inFlags, endianness, refContext, securityBufferDescriptor1, ref outFlags, safeFreeContextBuffer);
outSecBuffer.size = zero1[0].count;
outSecBuffer.type = zero1[0].type;
if (outSecBuffer.size <= 0)
{
outSecBuffer.token = null;
}
else
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(zero1[0].token, outSecBuffer.token, 0, outSecBuffer.size);
}
}
finally
{
intPtrPointer1 = null;
}
}
finally
{
intPtrPointer = null;
}
}
finally
{
if (gCHandleArray != null)
{
for (int j = 0; j < (int)gCHandleArray.Length; j++)
{
if (gCHandleArray[j].IsAllocated)
{
gCHandleArray[j].Free();
}
}
}
if (gCHandle.IsAllocated)
{
gCHandle.Free();
}
if (safeFreeContextBuffer != null)
{
safeFreeContextBuffer.Close();
}
}
return(num);
}
}
protected override bool ReleaseHandle()
{
return(SafeFreeCredentials.FreeCredentialsHandle(ref this._handle) == 0);
}
internal static int AcceptSecurityContext(SafeFreeCredentials credential, ref SafeDeleteContext refContext, SspiContextFlags inFlags, Endianness datarep, SecurityBuffer inputBuffer, SecurityBuffer outputBuffer, ref SspiContextFlags outFlags)
{
return(SafeDeleteContext.AcceptSecurityContext(credential, ref refContext, inFlags, datarep, inputBuffer, null, outputBuffer, ref outFlags));
}
internal static int InitializeSecurityContext(SafeFreeCredentials credential, ref SafeDeleteContext context, string targetName, SspiContextFlags inFlags, Endianness datarep, SecurityBuffer inputBuffer, SecurityBuffer outputBuffer, ref SspiContextFlags outFlags)
{
return(SafeDeleteContext.InitializeSecurityContext(credential, ref context, targetName, inFlags, datarep, inputBuffer, null, outputBuffer, ref outFlags));
}
