public unsafe static SecurityStatus SafeQueryContextAttributes(
ref SafeCtxtHandle context,
out SecPkgContextStreamSizes streamSizes)
{
fixed(void *buffer = &streamSizes)
return(SafeQueryContextAttributes(ref context, UlAttribute.SecpkgAttrStreamSizes, buffer));
}
public unsafe static void QueryContextAttributes(
ref SafeCtxtHandle context,
out SecPkgContextStreamSizes streamSizes)
{
fixed(void *buffer = &streamSizes)
QueryContextAttributes(ref context, UlAttribute.SecpkgAttrStreamSizes, buffer);
}
public unsafe static void EncryptMessage(
ref SafeCtxtHandle context,
ref SecBufferDescEx message,
uint messageSeqNo,
void *pfQop)
{
try
{
message.Pin();
int error = Secur32Dll.EncryptMessage(
ref context._Handle,
pfQop,
ref message._SecBufferDesc,
messageSeqNo);
if (error != 0)
{
throw new SspiException(error, @"EncryptMessage");
}
}
finally
{
message.Free();
}
}
public unsafe static SecurityStatus SafeDecryptMessage(
ref SafeCtxtHandle context,
ref SecBufferDescEx message,
uint messageSeqNo,
void *pfQop)
{
try
{
message.Pin();
int error = Secur32Dll.DecryptMessage(
ref context._Handle,
ref message._SecBufferDesc,
messageSeqNo,
pfQop);
return(Convert(error));
}
catch
{
return(SecurityStatus.SecEUnknowError);
}
finally
{
message.Free();
}
}
public unsafe static void QueryContextAttributes(
ref SafeCtxtHandle context,
UlAttribute attribute,
void *buffer)
{
int error = Secur32Dll.QueryContextAttributesA(
ref context._Handle,
(uint)attribute,
buffer);
if (error != 0)
{
throw new SspiException(error, @"QueryContextAttributesA");
}
}
public static unsafe SecurityStatus SafeAcceptSecurityContext(
ref SafeCredHandle credential,
ref SafeCtxtHandle context,
ref SecBufferDescEx input,
int contextReq,
TargetDataRep targetDataRep,
ref SafeCtxtHandle newContext,
ref SecBufferDescEx output,
out int contextAttr,
out long timeStamp)
{
try
{
input.Pin();
output.Pin();
fixed(void *fixedContext = &context._Handle)
{
int error = Secur32Dll.AcceptSecurityContext(
ref credential._Handle,
(context.IsInvalid) ? null : fixedContext,
ref input._SecBufferDesc,
contextReq,
(int)targetDataRep,
ref newContext._Handle,
ref output._SecBufferDesc,
out contextAttr,
out timeStamp);
return(Convert(error));
}
}
catch
{
contextAttr = 0;
timeStamp = 0;
return(SecurityStatus.SecEUnknowError);
}
finally
{
input.Free();
output.Free();
}
}
public unsafe static SecurityStatus SafeQueryContextAttributes(
ref SafeCtxtHandle context,
UlAttribute attribute,
void *buffer)
{
try
{
int error = Secur32Dll.QueryContextAttributesA(
ref context._Handle,
(uint)attribute,
buffer);
return(Convert(error));
}
catch
{
return(SecurityStatus.SecEUnknowError);
}
}
