internal static int EnumeratePackages(SecurDll Dll, out int pkgnum, out SafeFreeContextBuffer pkgArray)
{
int num = -1;
switch (Dll)
{
case SecurDll.SECURITY:
{
SafeFreeContextBuffer_SECURITY handle = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.EnumerateSecurityPackagesW(out pkgnum, out handle);
pkgArray = handle;
break;
}
case SecurDll.SECUR32:
{
SafeFreeContextBuffer_SECUR32 r_secur = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SECUR32.EnumerateSecurityPackagesA(out pkgnum, out r_secur);
pkgArray = r_secur;
break;
}
case SecurDll.SCHANNEL:
{
SafeFreeContextBuffer_SCHANNEL r_schannel = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SCHANNEL.EnumerateSecurityPackagesA(out pkgnum, out r_schannel);
pkgArray = r_schannel;
break;
}
default:
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
if ((num != 0) && (pkgArray != null))
{
pkgArray.SetHandleAsInvalid();
}
return num;
}
public static unsafe int AcquireCredentialsHandle(SecurDll dll, string package, CredentialUse intent, ref SecureCredential authdata, out SafeFreeCredentials outCredential)
{
int num = -1;
IntPtr certContextArray = authdata.certContextArray;
try
{
long num2;
IntPtr ptr2 = new IntPtr((void *)&certContextArray);
if (certContextArray != IntPtr.Zero)
{
authdata.certContextArray = ptr2;
}
switch (dll)
{
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_00C5;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(null, package, (int)intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
break;
case SecurDll.SCHANNEL:
break;
default:
goto Label_0093;
}
outCredential = new SafeFreeCredential_SCHANNEL();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_00C5;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SCHANNEL.AcquireCredentialsHandleA(null, package, (int)intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
Label_0093 :;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
finally
{
authdata.certContextArray = certContextArray;
}
Label_00C5:
if (num != 0)
{
outCredential.SetHandleAsInvalid();
}
return(num);
}
public static unsafe int AcquireCredentialsHandle(SecurDll dll, string package, CredentialUse intent, ref SecureCredential authdata, out SafeFreeCredentials outCredential)
{
int num = -1;
IntPtr certContextArray = authdata.certContextArray;
try
{
long num2;
IntPtr ptr2 = new IntPtr((void*) &certContextArray);
if (certContextArray != IntPtr.Zero)
{
authdata.certContextArray = ptr2;
}
switch (dll)
{
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_00C5;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(null, package, (int) intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
break;
case SecurDll.SCHANNEL:
break;
default:
goto Label_0093;
}
outCredential = new SafeFreeCredential_SCHANNEL();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_00C5;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SCHANNEL.AcquireCredentialsHandleA(null, package, (int) intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
Label_0093:;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
finally
{
authdata.certContextArray = certContextArray;
}
Label_00C5:
if (num != 0)
{
outCredential.SetHandleAsInvalid();
}
return num;
}
public static unsafe int QueryContextAttributes(SecurDll dll, SafeDeleteContext phContext, ContextAttribute contextAttribute, byte *buffer, SafeHandle refHandle)
{
switch (dll)
{
case SecurDll.SECURITY:
return(QueryContextAttributes_SECURITY(phContext, contextAttribute, buffer, refHandle));
case SecurDll.SECUR32:
return(QueryContextAttributes_SECUR32(phContext, contextAttribute, buffer, refHandle));
case SecurDll.SCHANNEL:
return(QueryContextAttributes_SCHANNEL(phContext, contextAttribute, buffer, refHandle));
}
return(-1);
}
internal static SafeFreeContextBuffer CreateEmptyHandle(SecurDll dll)
{
switch (dll)
{
case SecurDll.SECURITY:
return(new SafeFreeContextBuffer_SECURITY());
case SecurDll.SECUR32:
return(new SafeFreeContextBuffer_SECUR32());
case SecurDll.SCHANNEL:
return(new SafeFreeContextBuffer_SCHANNEL());
}
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "dll");
}
public static unsafe int QueryContextAttributes(SecurDll dll, SafeDeleteContext phContext, ContextAttribute contextAttribute, byte* buffer, SafeHandle refHandle)
{
switch (dll)
{
case SecurDll.SECURITY:
return QueryContextAttributes_SECURITY(phContext, contextAttribute, buffer, refHandle);
case SecurDll.SECUR32:
return QueryContextAttributes_SECUR32(phContext, contextAttribute, buffer, refHandle);
case SecurDll.SCHANNEL:
return QueryContextAttributes_SCHANNEL(phContext, contextAttribute, buffer, refHandle);
}
return -1;
}
public static unsafe int QueryContextChannelBinding(SecurDll dll, SafeDeleteContext phContext, ContextAttribute contextAttribute, Bindings *buffer, SafeFreeContextBufferChannelBinding refHandle)
{
switch (dll)
{
case SecurDll.SECURITY:
return(QueryContextChannelBinding_SECURITY(phContext, contextAttribute, buffer, refHandle));
case SecurDll.SECUR32:
return(QueryContextChannelBinding_SECUR32(phContext, contextAttribute, buffer, refHandle));
case SecurDll.SCHANNEL:
return(QueryContextChannelBinding_SCHANNEL(phContext, contextAttribute, buffer, refHandle));
}
return(-1);
}
public static unsafe int QueryContextChannelBinding(SecurDll dll, SafeDeleteContext phContext, ContextAttribute contextAttribute, Bindings* buffer, SafeFreeContextBufferChannelBinding refHandle)
{
switch (dll)
{
case SecurDll.SECURITY:
return QueryContextChannelBinding_SECURITY(phContext, contextAttribute, buffer, refHandle);
case SecurDll.SECUR32:
return QueryContextChannelBinding_SECUR32(phContext, contextAttribute, buffer, refHandle);
case SecurDll.SCHANNEL:
return QueryContextChannelBinding_SCHANNEL(phContext, contextAttribute, buffer, refHandle);
}
return -1;
}
internal static SafeFreeContextBufferChannelBinding CreateEmptyHandle(SecurDll dll)
{
switch (dll)
{
case SecurDll.SECURITY:
return new SafeFreeContextBufferChannelBinding_SECURITY();
case SecurDll.SECUR32:
return new SafeFreeContextBufferChannelBinding_SECUR32();
case SecurDll.SCHANNEL:
return new SafeFreeContextBufferChannelBinding_SCHANNEL();
}
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "dll");
}
public static int AcquireCredentialsHandle(SecurDll dll, string package, CredentialUse intent, ref AuthIdentity authdata, out SafeFreeCredentials outCredential)
{
long num2;
int num = -1;
switch (dll)
{
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_008D;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(null, package, (int)intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
break;
case SecurDll.SECUR32:
break;
default:
goto Label_0068;
}
outCredential = new SafeFreeCredential_SECUR32();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_008D;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECUR32.AcquireCredentialsHandleA(null, package, (int)intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
Label_0068 :;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
Label_008D:
if (num != 0)
{
outCredential.SetHandleAsInvalid();
}
return(num);
}
public static int AcquireCredentialsHandle(SecurDll dll, string package, CredentialUse intent, ref AuthIdentity authdata, out SafeFreeCredentials outCredential)
{
long num2;
int num = -1;
switch (dll)
{
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_008D;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(null, package, (int) intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
break;
case SecurDll.SECUR32:
break;
default:
goto Label_0068;
}
outCredential = new SafeFreeCredential_SECUR32();
RuntimeHelpers.PrepareConstrainedRegions();
try
{
goto Label_008D;
}
finally
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECUR32.AcquireCredentialsHandleA(null, package, (int) intent, null, ref authdata, null, null, ref outCredential._handle, out num2);
}
Label_0068:;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
Label_008D:
if (num != 0)
{
outCredential.SetHandleAsInvalid();
}
return num;
}
internal static int EnumeratePackages(SecurDll Dll, out int pkgnum, out SafeFreeContextBuffer pkgArray)
{
int num = -1;
switch (Dll)
{
case SecurDll.SECURITY:
{
SafeFreeContextBuffer_SECURITY handle = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.EnumerateSecurityPackagesW(out pkgnum, out handle);
pkgArray = handle;
break;
}
case SecurDll.SECUR32:
{
SafeFreeContextBuffer_SECUR32 r_secur = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SECUR32.EnumerateSecurityPackagesA(out pkgnum, out r_secur);
pkgArray = r_secur;
break;
}
case SecurDll.SCHANNEL:
{
SafeFreeContextBuffer_SCHANNEL r_schannel = null;
num = UnsafeNclNativeMethods.SafeNetHandles_SCHANNEL.EnumerateSecurityPackagesA(out pkgnum, out r_schannel);
pkgArray = r_schannel;
break;
}
default:
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
if ((num != 0) && (pkgArray != null))
{
pkgArray.SetHandleAsInvalid();
}
return(num);
}
internal static unsafe int AcceptSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags)
{
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor inputBuffer = null;
if (inSecBuffer != null)
{
inputBuffer = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers != null)
{
inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length);
}
SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1);
bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero;
int num = -1;
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
GCHandle[] handleArray = null;
GCHandle handle2 = new GCHandle();
SafeFreeContextBuffer handleTemplate = null;
try
{
handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count];
try
{
SecurityBufferStruct[] structArray3;
if (((structArray3 = structArray) == null) || (structArray3.Length == 0))
{
ptrRef = null;
goto Label_00A5;
}
fixed (IntPtr* ptrRef = structArray3)
{
Label_00A5:
if (inputBuffer != null)
{
inputBuffer.UnmanagedPointer = (void*) ptrRef;
handleArray = new GCHandle[inputBuffer.Count];
for (int i = 0; i < inputBuffer.Count; i++)
{
SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i];
if (buffer2 != null)
{
structArray[i].count = buffer2.size;
structArray[i].type = buffer2.type;
if (buffer2.unmanagedToken != null)
{
structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle();
}
else if ((buffer2.token == null) || (buffer2.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset);
}
}
}
}
SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1];
try
{
SecurityBufferStruct[] structArray4;
if (((structArray4 = structArray2) == null) || (structArray4.Length == 0))
{
ptrRef2 = null;
goto Label_01CB;
}
fixed (IntPtr* ptrRef2 = structArray4)
{
Label_01CB:
outputBuffer.UnmanagedPointer = (void*) ptrRef2;
structArray2[0].count = outSecBuffer.size;
structArray2[0].type = outSecBuffer.type;
if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0))
{
structArray2[0].token = IntPtr.Zero;
}
else
{
structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
}
if (flag)
{
handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll);
}
switch (dll)
{
case SecurDll.SECURITY:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
num = MustRunAcceptSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
case SecurDll.SECUR32:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECUR32();
}
num = MustRunAcceptSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
case SecurDll.SCHANNEL:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SCHANNEL();
}
num = MustRunAcceptSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void*) &handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
default:
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
outSecBuffer.size = structArray2[0].count;
outSecBuffer.type = structArray2[0].type;
if (outSecBuffer.size > 0)
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size);
return num;
}
outSecBuffer.token = null;
return num;
}
}
finally
{
ptrRef2 = null;
}
return num;
}
}
finally
{
ptrRef = null;
}
}
finally
{
if (handleArray != null)
{
for (int j = 0; j < handleArray.Length; j++)
{
if (handleArray[j].IsAllocated)
{
handleArray[j].Free();
}
}
}
if (handle2.IsAllocated)
{
handle2.Free();
}
if (handleTemplate != null)
{
handleTemplate.Close();
}
}
return num;
}
internal static unsafe int InitializeSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, string targetName, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags)
{
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor inputBuffer = null;
if (inSecBuffer != null)
{
inputBuffer = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers != null)
{
inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length);
}
SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1);
bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero;
int num = -1;
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
GCHandle[] handleArray = null;
GCHandle handle2 = new GCHandle();
SafeFreeContextBuffer handleTemplate = null;
try
{
handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count];
try
{
SecurityBufferStruct[] structArray3;
if (((structArray3 = structArray) == null) || (structArray3.Length == 0))
{
ptrRef = null;
goto Label_00A6;
}
fixed(IntPtr *ptrRef = structArray3)
{
Label_00A6:
if (inputBuffer != null)
{
inputBuffer.UnmanagedPointer = (void *)ptrRef;
handleArray = new GCHandle[inputBuffer.Count];
for (int i = 0; i < inputBuffer.Count; i++)
{
SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i];
if (buffer2 != null)
{
structArray[i].count = buffer2.size;
structArray[i].type = buffer2.type;
if (buffer2.unmanagedToken != null)
{
structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle();
}
else if ((buffer2.token == null) || (buffer2.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset);
}
}
}
}
SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1];
try
{
SecurityBufferStruct[] structArray4;
if (((structArray4 = structArray2) == null) || (structArray4.Length == 0))
{
ptrRef2 = null;
goto Label_01CC;
}
fixed(IntPtr *ptrRef2 = structArray4)
{
ref byte pinned numRef;
ref byte pinned numRef2;
Label_01CC:
outputBuffer.UnmanagedPointer = (void *)ptrRef2;
structArray2[0].count = outSecBuffer.size;
structArray2[0].type = outSecBuffer.type;
if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0))
{
structArray2[0].token = IntPtr.Zero;
}
else
{
structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
}
if (flag)
{
handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll);
}
switch (dll)
{
case SecurDll.SECURITY:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
if ((targetName == null) || (targetName.Length == 0))
{
targetName = " ";
}
fixed(char *str = ((char *)targetName))
{
char *chPtr = str;
num = MustRunInitializeSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (targetName == " ") ? null : ((byte *)chPtr), inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
break;
case SecurDll.SECUR32:
break;
case SecurDll.SCHANNEL:
goto Label_0381;
default:
goto Label_0423;
}
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECUR32();
}
byte[] dummyBytes = SafeDeleteContext.dummyBytes;
if ((targetName != null) && (targetName.Length != 0))
{
dummyBytes = new byte[targetName.Length + 2];
Encoding.Default.GetBytes(targetName, 0, targetName.Length, dummyBytes, 0);
}
try
{
byte[] buffer5;
if (((buffer5 = dummyBytes) == null) || (buffer5.Length == 0))
{
numRef = null;
}
else
{
numRef = buffer5;
}
num = MustRunInitializeSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (dummyBytes == SafeDeleteContext.dummyBytes) ? null : numRef, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
finally
{
numRef = null;
}
Label_0381:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SCHANNEL();
}
byte[] bytes = SafeDeleteContext.dummyBytes;
if ((targetName != null) && (targetName.Length != 0))
{
bytes = new byte[targetName.Length + 2];
Encoding.Default.GetBytes(targetName, 0, targetName.Length, bytes, 0);
}
try
{
byte[] buffer6;
if (((buffer6 = bytes) == null) || (buffer6.Length == 0))
{
numRef2 = null;
}
else
{
numRef2 = buffer6;
}
num = MustRunInitializeSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void *)&handle), (bytes == SafeDeleteContext.dummyBytes) ? null : numRef2, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
finally
{
numRef2 = null;
}
Label_0423 :;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
Label_044B:
outSecBuffer.size = structArray2[0].count;
outSecBuffer.type = structArray2[0].type;
if (outSecBuffer.size > 0)
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size);
return(num);
}
outSecBuffer.token = null;
return(num);
}
}
finally
{
ptrRef2 = null;
}
return(num);
}
}
//
// After PINvoke call the method will fix the refHandle.handle with the returned value.
// The caller is responsible for creating a correct SafeHandle template or null can be passed if no handle is returned.
//
// This method switches between three non-interruptible helper methods. (This method can't be both non-interruptible and
// reference imports from all three DLLs - doing so would cause all three DLLs to try to be bound to.)
//
public unsafe static int QueryContextAttributes(SecurDll dll, SafeDeleteContext phContext, ContextAttribute contextAttribute, byte* buffer, SafeHandle refHandle)
{
switch (dll)
{
case SecurDll.SECURITY:
return QueryContextAttributes_SECURITY(phContext, contextAttribute, buffer, refHandle);
default:
return -1;
}
}
//
//
internal static int EnumeratePackages(SecurDll Dll, out int pkgnum, out SafeFreeContextBuffer pkgArray) {
int res = -1;
switch (Dll) {
case SecurDll.SECURITY:
SafeFreeContextBuffer_SECURITY pkgArray_SECURITY = null;
res = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.EnumerateSecurityPackagesW(out pkgnum, out pkgArray_SECURITY);
pkgArray = pkgArray_SECURITY;
break;
default: throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "Dll");
}
if (res != 0 && pkgArray != null) {
pkgArray.SetHandleAsInvalid();
}
return res;
}
//-------------------------------------------------------------------
internal unsafe static int AcceptSecurityContext(
SecurDll dll,
ref SafeFreeCredentials inCredentials,
ref SafeDeleteContext refContext,
ContextFlags inFlags,
Endianness endianness,
SecurityBuffer inSecBuffer,
SecurityBuffer[] inSecBuffers,
SecurityBuffer outSecBuffer,
ref ContextFlags outFlags) {
#if TRAVE
GlobalLog.Enter("SafeDeleteContext::AcceptSecurityContex");
GlobalLog.Print(" DLL = " + dll);
GlobalLog.Print(" credential = " + inCredentials.ToString());
GlobalLog.Print(" refContext = " + ValidationHelper.ToString(refContext));
GlobalLog.Print(" inFlags = " + inFlags);
// GlobalLog.Print(" endianness = " + endianness);
// GlobalLog.Print(" inSecBuffer = " + SecurityBuffer.ToString(inSecBuffer));
//
if (inSecBuffers==null)
{
GlobalLog.Print(" inSecBuffers = (null)");
}
else
{
GlobalLog.Print(" inSecBuffers[] = length:" + inSecBuffers.Length);
// for (int index=0; index<inSecBuffers.Length; index++) { GlobalLog.Print(" inSecBuffers[" + index + "] = " + SecurityBuffer.ToString(inSecBuffers[index])); }
}
// GlobalLog.Print(" newContext = {ref} inContext");
// GlobalLog.Print(" outSecBuffer = " + SecurityBuffer.ToString(outSecBuffer));
// GlobalLog.Print(" outFlags = {ref} " + outFlags);
// GlobalLog.Print(" timestamp = null");
#endif
GlobalLog.Assert(outSecBuffer != null, "SafeDeleteContext::AcceptSecurityContext()|outSecBuffer != null");
GlobalLog.Assert(inSecBuffer == null || inSecBuffers == null, "SafeDeleteContext::AcceptSecurityContext()|inSecBuffer == null || inSecBuffers == null");
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor inSecurityBufferDescriptor = null;
if (inSecBuffer!=null)
{
inSecurityBufferDescriptor = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers!=null)
{
inSecurityBufferDescriptor = new SecurityBufferDescriptor(inSecBuffers.Length);
}
SecurityBufferDescriptor outSecurityBufferDescriptor = new SecurityBufferDescriptor(1);
// actually this is returned in outFlags
bool isSspiAllocated = (inFlags & ContextFlags.AllocateMemory) != 0 ? true : false;
int errorCode = -1;
SSPIHandle contextHandle = new SSPIHandle();
if (refContext != null)
contextHandle = refContext._handle;
// these are pinned user byte arrays passed along with SecurityBuffers
GCHandle[] pinnedInBytes = null;
GCHandle pinnedOutBytes = new GCHandle();
// optional output buffer that may need to be freed
SafeFreeContextBuffer outFreeContextBuffer = null;
try
{
pinnedOutBytes = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] inUnmanagedBuffer = new SecurityBufferStruct[inSecurityBufferDescriptor==null ? 1:inSecurityBufferDescriptor.Count];
fixed (void* inUnmanagedBufferPtr = inUnmanagedBuffer)
{
if (inSecurityBufferDescriptor!=null)
{
// Fix Descriptor pointer that points to unmanaged SecurityBuffers
inSecurityBufferDescriptor.UnmanagedPointer = inUnmanagedBufferPtr;
pinnedInBytes = new GCHandle[inSecurityBufferDescriptor.Count];
SecurityBuffer securityBuffer;
for (int index = 0; index < inSecurityBufferDescriptor.Count; ++index)
{
securityBuffer = inSecBuffer!=null ? inSecBuffer : inSecBuffers[index];
if (securityBuffer!=null)
{
// Copy the SecurityBuffer content into unmanaged place holder
inUnmanagedBuffer[index].count = securityBuffer.size;
inUnmanagedBuffer[index].type = securityBuffer.type;
// use the unmanaged token if it's not null; otherwise use the managed buffer
if (securityBuffer.unmanagedToken != null)
{
inUnmanagedBuffer[index].token = securityBuffer.unmanagedToken.DangerousGetHandle();
}
else if (securityBuffer.token == null || securityBuffer.token.Length == 0)
{
inUnmanagedBuffer[index].token = IntPtr.Zero;
}
else
{
pinnedInBytes[index] = GCHandle.Alloc(securityBuffer.token, GCHandleType.Pinned);
inUnmanagedBuffer[index].token = Marshal.UnsafeAddrOfPinnedArrayElement(securityBuffer.token, securityBuffer.offset);
}
#if TRAVE
GlobalLog.Print("SecBuffer: cbBuffer:" + securityBuffer.size + " BufferType:" + securityBuffer.type);
#endif
}
}
}
SecurityBufferStruct[] outUnmanagedBuffer = new SecurityBufferStruct[1];
fixed (void* outUnmanagedBufferPtr = outUnmanagedBuffer)
{
// Fix Descriptor pointer that points to unmanaged SecurityBuffers
outSecurityBufferDescriptor.UnmanagedPointer = outUnmanagedBufferPtr;
// Copy the SecurityBuffer content into unmanaged place holder
outUnmanagedBuffer[0].count = outSecBuffer.size;
outUnmanagedBuffer[0].type = outSecBuffer.type;
if (outSecBuffer.token == null || outSecBuffer.token.Length == 0)
outUnmanagedBuffer[0].token = IntPtr.Zero;
else
outUnmanagedBuffer[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
if (isSspiAllocated)
outFreeContextBuffer = SafeFreeContextBuffer.CreateEmptyHandle(dll);
switch (dll)
{
case SecurDll.SECURITY:
if (refContext == null || refContext.IsInvalid)
refContext = new SafeDeleteContext_SECURITY();
errorCode = MustRunAcceptSecurityContext_SECURITY(
ref inCredentials,
contextHandle.IsZero? null: &contextHandle,
inSecurityBufferDescriptor,
inFlags,
endianness,
refContext,
outSecurityBufferDescriptor,
ref outFlags,
outFreeContextBuffer
);
break;
default: throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "Dll");
}
GlobalLog.Print("SafeDeleteContext:AcceptSecurityContext Marshalling OUT buffer");
// Get unmanaged buffer with index 0 as the only one passed into PInvoke
outSecBuffer.size = outUnmanagedBuffer[0].count;
outSecBuffer.type = outUnmanagedBuffer[0].type;
if (outSecBuffer.size > 0)
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(outUnmanagedBuffer[0].token, outSecBuffer.token, 0, outSecBuffer.size);
}
else
{
outSecBuffer.token = null;
}
}
}
}
finally {
if (pinnedInBytes!=null)
{
for (int index=0; index<pinnedInBytes.Length; index++)
{
if (pinnedInBytes[index].IsAllocated)
pinnedInBytes[index].Free();
}
}
if (pinnedOutBytes.IsAllocated)
pinnedOutBytes.Free();
if (outFreeContextBuffer != null)
outFreeContextBuffer.Close();
}
GlobalLog.Leave("SafeDeleteContext::AcceptSecurityContex() unmanaged AcceptSecurityContex()", "errorCode:0x" + errorCode.ToString("x8") + " refContext:" + ValidationHelper.ToString(refContext));
return errorCode;
}
public unsafe static int AcquireDefaultCredential( SecurDll dll,
string package,
CredentialUse intent,
out SafeFreeCredentials outCredential
)
{
GlobalLog.Print("SafeFreeCredentials::AcquireDefaultCredential("
+ dll + ","
+ package + ", "
+ intent + ")"
);
int errorCode = -1;
long timeStamp;
switch (dll) {
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try {} finally {
errorCode = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(
null,
package,
(int)intent,
null,
IntPtr.Zero,
null,
null,
ref outCredential._handle,
out timeStamp
);
}
break;
default: throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "Dll");
}
#if TRAVE
GlobalLog.Print("Unmanaged::AcquireCredentialsHandle() returns 0x"
+ errorCode.ToString("x")
+ ", handle = " + outCredential.ToString()
);
#endif
if (errorCode != 0) {
outCredential.SetHandleAsInvalid();
}
return errorCode;
}
public unsafe static int AcquireCredentialsHandle( SecurDll dll,
string package,
CredentialUse intent,
ref SecureCredential authdata,
out SafeFreeCredentials outCredential
)
{
GlobalLog.Print("SafeFreeCredentials::AcquireCredentialsHandle#2("
+ dll + ","
+ package + ", "
+ intent + ", "
+ authdata + ")"
);
int errorCode = -1;
long timeStamp;
// If there is a certificate, wrap it into an array.
// Not threadsafe.
IntPtr copiedPtr = authdata.certContextArray;
try
{
IntPtr certArrayPtr = new IntPtr(&copiedPtr);
if (copiedPtr != IntPtr.Zero) {
authdata.certContextArray = certArrayPtr;
}
switch (dll) {
case SecurDll.SECURITY:
outCredential = new SafeFreeCredential_SECURITY();
RuntimeHelpers.PrepareConstrainedRegions();
try {} finally {
errorCode = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.AcquireCredentialsHandleW(
null,
package,
(int)intent,
null,
ref authdata,
null,
null,
ref outCredential._handle,
out timeStamp
);
}
break;
default: throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "Dll");
}
}
finally
{
authdata.certContextArray = copiedPtr;
}
#if TRAVE
GlobalLog.Print("Unmanaged::AcquireCredentialsHandle() returns 0x"
+ errorCode.ToString("x")
+ ", handle = " + outCredential.ToString()
);
#endif
if (errorCode != 0) {
outCredential.SetHandleAsInvalid();
}
return errorCode;
}
internal static unsafe int CompleteAuthToken(SecurDll dll, ref SafeDeleteContext refContext, SecurityBuffer[] inSecBuffers)
{
SecurityBufferStruct[] structArray2;
SecurityBufferDescriptor inputBuffers = new SecurityBufferDescriptor(inSecBuffers.Length);
int num = -2146893055;
GCHandle[] handleArray = null;
SecurityBufferStruct[] structArray = new SecurityBufferStruct[inputBuffers.Count];
if (((structArray2 = structArray) != null) && (structArray2.Length != 0))
{
goto Label_002F;
}
fixed (IntPtr* ptrRef = null)
{
goto Label_0039;
Label_002F:
ptrRef = structArray2;
Label_0039:
inputBuffers.UnmanagedPointer = (void*) ptrRef;
handleArray = new GCHandle[inputBuffers.Count];
for (int i = 0; i < inputBuffers.Count; i++)
{
SecurityBuffer buffer = inSecBuffers[i];
if (buffer != null)
{
structArray[i].count = buffer.size;
structArray[i].type = buffer.type;
if (buffer.unmanagedToken != null)
{
structArray[i].token = buffer.unmanagedToken.DangerousGetHandle();
}
else if ((buffer.token == null) || (buffer.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer.token, buffer.offset);
}
}
}
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
try
{
if (dll == SecurDll.SECURITY)
{
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
bool success = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
try
{
refContext.DangerousAddRef(ref success);
}
catch (Exception exception)
{
if (success)
{
refContext.DangerousRelease();
success = false;
}
if (!(exception is ObjectDisposedException))
{
throw;
}
}
goto Label_0201;
}
finally
{
if (success)
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.CompleteAuthToken(handle.IsZero ? null : ((void*) &handle), inputBuffers);
refContext.DangerousRelease();
}
}
}
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
finally
{
if (handleArray != null)
{
for (int j = 0; j < handleArray.Length; j++)
{
if (handleArray[j].IsAllocated)
{
handleArray[j].Free();
}
}
}
}
}
Label_0201:;
return num;
}
//
//
//
internal unsafe static int CompleteAuthToken(
SecurDll dll,
ref SafeDeleteContext refContext,
SecurityBuffer[] inSecBuffers) {
GlobalLog.Enter("SafeDeleteContext::CompleteAuthToken");
GlobalLog.Print(" DLL = " + dll);
GlobalLog.Print(" refContext = " + ValidationHelper.ToString(refContext));
#if TRAVE
GlobalLog.Print(" inSecBuffers[] = length:" + inSecBuffers.Length);
// for (int index=0; index<inSecBuffers.Length; index++) { GlobalLog.Print(" inSecBuffers[" + index + "] = " + SecurityBuffer.ToString(inSecBuffers[index])); }
#endif
GlobalLog.Assert(inSecBuffers != null, "SafeDeleteContext::CompleteAuthToken()|inSecBuffers == null");
SecurityBufferDescriptor inSecurityBufferDescriptor = new SecurityBufferDescriptor(inSecBuffers.Length);
int errorCode = (int)SecurityStatus.InvalidHandle;
// these are pinned user byte arrays passed along with SecurityBuffers
GCHandle[] pinnedInBytes = null;
SecurityBufferStruct[] inUnmanagedBuffer = new SecurityBufferStruct[inSecurityBufferDescriptor.Count];
fixed (void* inUnmanagedBufferPtr = inUnmanagedBuffer) {
// Fix Descriptor pointer that points to unmanaged SecurityBuffers
inSecurityBufferDescriptor.UnmanagedPointer = inUnmanagedBufferPtr;
pinnedInBytes = new GCHandle[inSecurityBufferDescriptor.Count];
SecurityBuffer securityBuffer;
for (int index = 0; index < inSecurityBufferDescriptor.Count; ++index) {
securityBuffer = inSecBuffers[index];
if (securityBuffer!=null) {
inUnmanagedBuffer[index].count = securityBuffer.size;
inUnmanagedBuffer[index].type = securityBuffer.type;
// use the unmanaged token if it's not null; otherwise use the managed buffer
if (securityBuffer.unmanagedToken != null)
{
inUnmanagedBuffer[index].token = securityBuffer.unmanagedToken.DangerousGetHandle();
}
else if (securityBuffer.token==null || securityBuffer.token.Length==0) {
inUnmanagedBuffer[index].token = IntPtr.Zero;
}
else {
pinnedInBytes[index] = GCHandle.Alloc(securityBuffer.token, GCHandleType.Pinned);
inUnmanagedBuffer[index].token = Marshal.UnsafeAddrOfPinnedArrayElement(securityBuffer.token, securityBuffer.offset);
}
#if TRAVE
GlobalLog.Print("SecBuffer: cbBuffer:" + securityBuffer.size + " BufferType:" + securityBuffer.type);
// securityBuffer.DebugDump();
#endif
}
}
SSPIHandle contextHandle = new SSPIHandle();
if (refContext != null) {
contextHandle = refContext._handle;
}
try {
if (dll==SecurDll.SECURITY) {
if (refContext == null || refContext.IsInvalid) {
refContext = new SafeDeleteContext_SECURITY();
}
bool b = false;
RuntimeHelpers.PrepareConstrainedRegions();
try {
refContext.DangerousAddRef(ref b);
}
catch(Exception e) {
if (b)
{
refContext.DangerousRelease();
b = false;
}
if (!(e is ObjectDisposedException))
throw;
}
finally {
if (b)
{
errorCode = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.CompleteAuthToken(contextHandle.IsZero? null: &contextHandle, inSecurityBufferDescriptor);
refContext.DangerousRelease();
}
}
}
else {
throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "Dll");
}
}
finally {
if (pinnedInBytes!=null) {
for (int index=0; index<pinnedInBytes.Length; index++) {
if (pinnedInBytes[index].IsAllocated) {
pinnedInBytes[index].Free();
}
}
}
}
}
GlobalLog.Leave("SafeDeleteContext::CompleteAuthToken() unmanaged CompleteAuthToken()", "errorCode:0x" + errorCode.ToString("x8") + " refContext:" + ValidationHelper.ToString(refContext));
return errorCode;
}
internal static unsafe int InitializeSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, string targetName, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags)
{
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor inputBuffer = null;
if (inSecBuffer != null)
{
inputBuffer = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers != null)
{
inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length);
}
SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1);
bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero;
int num = -1;
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
GCHandle[] handleArray = null;
GCHandle handle2 = new GCHandle();
SafeFreeContextBuffer handleTemplate = null;
try
{
handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count];
try
{
SecurityBufferStruct[] structArray3;
if (((structArray3 = structArray) == null) || (structArray3.Length == 0))
{
ptrRef = null;
goto Label_00A6;
}
fixed (IntPtr* ptrRef = structArray3)
{
Label_00A6:
if (inputBuffer != null)
{
inputBuffer.UnmanagedPointer = (void*) ptrRef;
handleArray = new GCHandle[inputBuffer.Count];
for (int i = 0; i < inputBuffer.Count; i++)
{
SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i];
if (buffer2 != null)
{
structArray[i].count = buffer2.size;
structArray[i].type = buffer2.type;
if (buffer2.unmanagedToken != null)
{
structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle();
}
else if ((buffer2.token == null) || (buffer2.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset);
}
}
}
}
SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1];
try
{
SecurityBufferStruct[] structArray4;
if (((structArray4 = structArray2) == null) || (structArray4.Length == 0))
{
ptrRef2 = null;
goto Label_01CC;
}
fixed (IntPtr* ptrRef2 = structArray4)
{
ref byte pinned numRef;
ref byte pinned numRef2;
Label_01CC:
outputBuffer.UnmanagedPointer = (void*) ptrRef2;
structArray2[0].count = outSecBuffer.size;
structArray2[0].type = outSecBuffer.type;
if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0))
{
structArray2[0].token = IntPtr.Zero;
}
else
{
structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
}
if (flag)
{
handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll);
}
switch (dll)
{
case SecurDll.SECURITY:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
if ((targetName == null) || (targetName.Length == 0))
{
targetName = " ";
}
fixed (char* str = ((char*) targetName))
{
char* chPtr = str;
num = MustRunInitializeSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (targetName == " ") ? null : ((byte*) chPtr), inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
break;
case SecurDll.SECUR32:
break;
case SecurDll.SCHANNEL:
goto Label_0381;
default:
goto Label_0423;
}
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECUR32();
}
byte[] dummyBytes = SafeDeleteContext.dummyBytes;
if ((targetName != null) && (targetName.Length != 0))
{
dummyBytes = new byte[targetName.Length + 2];
Encoding.Default.GetBytes(targetName, 0, targetName.Length, dummyBytes, 0);
}
try
{
byte[] buffer5;
if (((buffer5 = dummyBytes) == null) || (buffer5.Length == 0))
{
numRef = null;
}
else
{
numRef = buffer5;
}
num = MustRunInitializeSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (dummyBytes == SafeDeleteContext.dummyBytes) ? null : numRef, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
finally
{
numRef = null;
}
Label_0381:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SCHANNEL();
}
byte[] bytes = SafeDeleteContext.dummyBytes;
if ((targetName != null) && (targetName.Length != 0))
{
bytes = new byte[targetName.Length + 2];
Encoding.Default.GetBytes(targetName, 0, targetName.Length, bytes, 0);
}
try
{
byte[] buffer6;
if (((buffer6 = bytes) == null) || (buffer6.Length == 0))
{
numRef2 = null;
}
else
{
numRef2 = buffer6;
}
num = MustRunInitializeSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void*) &handle), (bytes == SafeDeleteContext.dummyBytes) ? null : numRef2, inFlags, endianness, inputBuffer, refContext, outputBuffer, ref outFlags, handleTemplate);
goto Label_044B;
}
finally
{
numRef2 = null;
}
Label_0423:;
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
Label_044B:
outSecBuffer.size = structArray2[0].count;
outSecBuffer.type = structArray2[0].type;
if (outSecBuffer.size > 0)
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size);
return num;
}
outSecBuffer.token = null;
return num;
}
}
finally
{
ptrRef2 = null;
}
return num;
}
}
//
//
internal static SafeFreeContextBuffer CreateEmptyHandle(SecurDll dll) {
switch (dll) {
case SecurDll.SECURITY: return new SafeFreeContextBuffer_SECURITY();
default: throw new ArgumentException(SR.GetString(SR.net_invalid_enum, "SecurDll"), "dll");
}
}
internal static unsafe int AcceptSecurityContext(SecurDll dll, ref SafeFreeCredentials inCredentials, ref SafeDeleteContext refContext, ContextFlags inFlags, Endianness endianness, SecurityBuffer inSecBuffer, SecurityBuffer[] inSecBuffers, SecurityBuffer outSecBuffer, ref ContextFlags outFlags)
{
if (inCredentials == null)
{
throw new ArgumentNullException("inCredentials");
}
SecurityBufferDescriptor inputBuffer = null;
if (inSecBuffer != null)
{
inputBuffer = new SecurityBufferDescriptor(1);
}
else if (inSecBuffers != null)
{
inputBuffer = new SecurityBufferDescriptor(inSecBuffers.Length);
}
SecurityBufferDescriptor outputBuffer = new SecurityBufferDescriptor(1);
bool flag = (inFlags & ContextFlags.AllocateMemory) != ContextFlags.Zero;
int num = -1;
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
GCHandle[] handleArray = null;
GCHandle handle2 = new GCHandle();
SafeFreeContextBuffer handleTemplate = null;
try
{
handle2 = GCHandle.Alloc(outSecBuffer.token, GCHandleType.Pinned);
SecurityBufferStruct[] structArray = new SecurityBufferStruct[(inputBuffer == null) ? 1 : inputBuffer.Count];
try
{
SecurityBufferStruct[] structArray3;
if (((structArray3 = structArray) == null) || (structArray3.Length == 0))
{
ptrRef = null;
goto Label_00A5;
}
fixed(IntPtr *ptrRef = structArray3)
{
Label_00A5:
if (inputBuffer != null)
{
inputBuffer.UnmanagedPointer = (void *)ptrRef;
handleArray = new GCHandle[inputBuffer.Count];
for (int i = 0; i < inputBuffer.Count; i++)
{
SecurityBuffer buffer2 = (inSecBuffer != null) ? inSecBuffer : inSecBuffers[i];
if (buffer2 != null)
{
structArray[i].count = buffer2.size;
structArray[i].type = buffer2.type;
if (buffer2.unmanagedToken != null)
{
structArray[i].token = buffer2.unmanagedToken.DangerousGetHandle();
}
else if ((buffer2.token == null) || (buffer2.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer2.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer2.token, buffer2.offset);
}
}
}
}
SecurityBufferStruct[] structArray2 = new SecurityBufferStruct[1];
try
{
SecurityBufferStruct[] structArray4;
if (((structArray4 = structArray2) == null) || (structArray4.Length == 0))
{
ptrRef2 = null;
goto Label_01CB;
}
fixed(IntPtr *ptrRef2 = structArray4)
{
Label_01CB:
outputBuffer.UnmanagedPointer = (void *)ptrRef2;
structArray2[0].count = outSecBuffer.size;
structArray2[0].type = outSecBuffer.type;
if ((outSecBuffer.token == null) || (outSecBuffer.token.Length == 0))
{
structArray2[0].token = IntPtr.Zero;
}
else
{
structArray2[0].token = Marshal.UnsafeAddrOfPinnedArrayElement(outSecBuffer.token, outSecBuffer.offset);
}
if (flag)
{
handleTemplate = SafeFreeContextBuffer.CreateEmptyHandle(dll);
}
switch (dll)
{
case SecurDll.SECURITY:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
num = MustRunAcceptSecurityContext_SECURITY(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
case SecurDll.SECUR32:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECUR32();
}
num = MustRunAcceptSecurityContext_SECUR32(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
case SecurDll.SCHANNEL:
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SCHANNEL();
}
num = MustRunAcceptSecurityContext_SCHANNEL(ref inCredentials, handle.IsZero ? null : ((void *)&handle), inputBuffer, inFlags, endianness, refContext, outputBuffer, ref outFlags, handleTemplate);
break;
default:
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
outSecBuffer.size = structArray2[0].count;
outSecBuffer.type = structArray2[0].type;
if (outSecBuffer.size > 0)
{
outSecBuffer.token = new byte[outSecBuffer.size];
Marshal.Copy(structArray2[0].token, outSecBuffer.token, 0, outSecBuffer.size);
return(num);
}
outSecBuffer.token = null;
return(num);
}
}
finally
{
ptrRef2 = null;
}
return(num);
}
}
finally
{
ptrRef = null;
}
}
finally
{
if (handleArray != null)
{
for (int j = 0; j < handleArray.Length; j++)
{
if (handleArray[j].IsAllocated)
{
handleArray[j].Free();
}
}
}
if (handle2.IsAllocated)
{
handle2.Free();
}
if (handleTemplate != null)
{
handleTemplate.Close();
}
}
return(num);
}
public static int SetContextAttributes(SecurDll dll, SafeDeleteContext phContext,
ContextAttribute contextAttribute, byte[] buffer)
{
switch (dll)
{
case SecurDll.SECURITY:
return SetContextAttributes_SECURITY(phContext, contextAttribute, buffer);
default:
return -1;
}
}
internal static unsafe int CompleteAuthToken(SecurDll dll, ref SafeDeleteContext refContext, SecurityBuffer[] inSecBuffers)
{
SecurityBufferStruct[] structArray2;
SecurityBufferDescriptor inputBuffers = new SecurityBufferDescriptor(inSecBuffers.Length);
int num = -2146893055;
GCHandle[] handleArray = null;
SecurityBufferStruct[] structArray = new SecurityBufferStruct[inputBuffers.Count];
if (((structArray2 = structArray) != null) && (structArray2.Length != 0))
{
goto Label_002F;
}
fixed(IntPtr *ptrRef = null)
{
goto Label_0039;
Label_002F:
ptrRef = structArray2;
Label_0039:
inputBuffers.UnmanagedPointer = (void *)ptrRef;
handleArray = new GCHandle[inputBuffers.Count];
for (int i = 0; i < inputBuffers.Count; i++)
{
SecurityBuffer buffer = inSecBuffers[i];
if (buffer != null)
{
structArray[i].count = buffer.size;
structArray[i].type = buffer.type;
if (buffer.unmanagedToken != null)
{
structArray[i].token = buffer.unmanagedToken.DangerousGetHandle();
}
else if ((buffer.token == null) || (buffer.token.Length == 0))
{
structArray[i].token = IntPtr.Zero;
}
else
{
handleArray[i] = GCHandle.Alloc(buffer.token, GCHandleType.Pinned);
structArray[i].token = Marshal.UnsafeAddrOfPinnedArrayElement(buffer.token, buffer.offset);
}
}
}
SSPIHandle handle = new SSPIHandle();
if (refContext != null)
{
handle = refContext._handle;
}
try
{
if (dll == SecurDll.SECURITY)
{
if ((refContext == null) || refContext.IsInvalid)
{
refContext = new SafeDeleteContext_SECURITY();
}
bool success = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
try
{
refContext.DangerousAddRef(ref success);
}
catch (Exception exception)
{
if (success)
{
refContext.DangerousRelease();
success = false;
}
if (!(exception is ObjectDisposedException))
{
throw;
}
}
goto Label_0201;
}
finally
{
if (success)
{
num = UnsafeNclNativeMethods.SafeNetHandles_SECURITY.CompleteAuthToken(handle.IsZero ? null : ((void *)&handle), inputBuffers);
refContext.DangerousRelease();
}
}
}
throw new ArgumentException(SR.GetString("net_invalid_enum", new object[] { "SecurDll" }), "Dll");
}
finally
{
if (handleArray != null)
{
for (int j = 0; j < handleArray.Length; j++)
{
if (handleArray[j].IsAllocated)
{
handleArray[j].Free();
}
}
}
}
}
Label_0201 :;
return(num);
}