internal static void SafeDispose(ref OciServerHandle handle)
{
if (handle != null)
{
handle.Dispose();
}
handle = null;
}
internal void SetExtraInfo(OciErrorHandle errorHandle, OciServerHandle serverHandle)
{
_errorHandle = new HandleRef(this, errorHandle.Handle.Handle); // OciHandle->HandleRef->IntPtr
errorHandle.SetExternalOwnership();
_serverHandle = new HandleRef(this, serverHandle.Handle.Handle);// OciHandle->HandleRef->IntPtr
serverHandle.SetExternalOwnership();
}
private bool OpenOnLocalTransaction(string userName, string password, string serverName, bool integratedSecurity, bool unicode, bool omitOracleConnectionName)
{
int rc = 0;
OCI.MODE environmentMode = OCI.MODE.OCI_DATA_AT_EXEC | OCI.MODE.OCI_BATCH_MODE;
OCI.DetermineClientVersion();
if (unicode)
{
if (OCI.ClientVersionAtLeastOracle9i)
{
environmentMode |= OCI.MODE.OCI_UTF16;
}
else
{
unicode = false;
}
}
this._environmentHandle = new OciEnvironmentHandle(environmentMode, unicode);
if (this._environmentHandle.IsInvalid)
{
throw System.Data.Common.ADP.CouldNotCreateEnvironment("OCIEnvCreate", rc);
}
this._errorHandle = new OciErrorHandle(this._environmentHandle);
this._serverHandle = new OciServerHandle(this._errorHandle);
this._sessionHandle = new OciSessionHandle(this._serverHandle);
this._serviceContextHandle = new OciServiceContextHandle(this._sessionHandle);
try
{
OCI.CRED cred;
rc = TracedNativeMethods.OCIServerAttach(this._serverHandle, this._errorHandle, serverName, serverName.Length, OCI.MODE.OCI_DEFAULT);
if (rc != 0)
{
if (1 == rc)
{
this.CreateDeferredInfoMessage(this.ErrorHandle, rc);
}
else
{
OracleException.Check(this.ErrorHandle, rc);
}
}
this._serviceContextHandle.SetAttribute(OCI.ATTR.OCI_ATTR_SERVER, this._serverHandle, this._errorHandle);
if (integratedSecurity)
{
cred = OCI.CRED.OCI_CRED_EXT;
}
else
{
cred = OCI.CRED.OCI_CRED_RDBMS;
this._sessionHandle.SetAttribute(OCI.ATTR.OCI_ATTR_USERNAME, userName, this._errorHandle);
if (password != null)
{
this._sessionHandle.SetAttribute(OCI.ATTR.OCI_ATTR_PASSWORD, password, this._errorHandle);
}
}
if (!omitOracleConnectionName)
{
string dataSource = this._connectionOptions.DataSource;
if (dataSource.Length > 0x10)
{
dataSource = dataSource.Substring(0, 0x10);
}
this._serverHandle.SetAttribute(OCI.ATTR.OCI_ATTR_EXTERNAL_NAME, dataSource, this._errorHandle);
this._serverHandle.SetAttribute(OCI.ATTR.OCI_ATTR_INTERNAL_NAME, dataSource, this._errorHandle);
}
rc = TracedNativeMethods.OCISessionBegin(this._serviceContextHandle, this._errorHandle, this._sessionHandle, cred, OCI.MODE.OCI_DEFAULT);
if (rc != 0)
{
if (1 == rc)
{
this.CreateDeferredInfoMessage(this.ErrorHandle, rc);
}
else
{
OracleException.Check(this.ErrorHandle, rc);
}
}
this._serviceContextHandle.SetAttribute(OCI.ATTR.OCI_ATTR_SESSION, this._sessionHandle, this._errorHandle);
}
catch (OracleException)
{
OciHandle.SafeDispose(ref this._serviceContextHandle);
OciHandle.SafeDispose(ref this._sessionHandle);
OciHandle.SafeDispose(ref this._serverHandle);
OciHandle.SafeDispose(ref this._errorHandle);
OciHandle.SafeDispose(ref this._environmentHandle);
throw;
}
return true;
}
private bool OpenOnLocalTransaction(string userName, string password, string serverName, bool integratedSecurity, bool unicode, bool omitOracleConnectionName)
{
int rc = 0;
OCI.MODE environmentMode = OCI.MODE.OCI_DATA_AT_EXEC | OCI.MODE.OCI_BATCH_MODE;
OCI.DetermineClientVersion();
if (unicode)
{
if (OCI.ClientVersionAtLeastOracle9i)
{
environmentMode |= OCI.MODE.OCI_UTF16;
}
else
{
unicode = false;
}
}
this._environmentHandle = new OciEnvironmentHandle(environmentMode, unicode);
if (this._environmentHandle.IsInvalid)
{
throw System.Data.Common.ADP.CouldNotCreateEnvironment("OCIEnvCreate", rc);
}
this._errorHandle = new OciErrorHandle(this._environmentHandle);
this._serverHandle = new OciServerHandle(this._errorHandle);
this._sessionHandle = new OciSessionHandle(this._serverHandle);
this._serviceContextHandle = new OciServiceContextHandle(this._sessionHandle);
try
{
OCI.CRED cred;
rc = TracedNativeMethods.OCIServerAttach(this._serverHandle, this._errorHandle, serverName, serverName.Length, OCI.MODE.OCI_DEFAULT);
if (rc != 0)
{
if (1 == rc)
{
this.CreateDeferredInfoMessage(this.ErrorHandle, rc);
}
else
{
OracleException.Check(this.ErrorHandle, rc);
}
}
this._serviceContextHandle.SetAttribute(OCI.ATTR.OCI_ATTR_SERVER, this._serverHandle, this._errorHandle);
if (integratedSecurity)
{
cred = OCI.CRED.OCI_CRED_EXT;
}
else
{
cred = OCI.CRED.OCI_CRED_RDBMS;
this._sessionHandle.SetAttribute(OCI.ATTR.OCI_ATTR_USERNAME, userName, this._errorHandle);
if (password != null)
{
this._sessionHandle.SetAttribute(OCI.ATTR.OCI_ATTR_PASSWORD, password, this._errorHandle);
}
}
if (!omitOracleConnectionName)
{
string dataSource = this._connectionOptions.DataSource;
if (dataSource.Length > 0x10)
{
dataSource = dataSource.Substring(0, 0x10);
}
this._serverHandle.SetAttribute(OCI.ATTR.OCI_ATTR_EXTERNAL_NAME, dataSource, this._errorHandle);
this._serverHandle.SetAttribute(OCI.ATTR.OCI_ATTR_INTERNAL_NAME, dataSource, this._errorHandle);
}
rc = TracedNativeMethods.OCISessionBegin(this._serviceContextHandle, this._errorHandle, this._sessionHandle, cred, OCI.MODE.OCI_DEFAULT);
if (rc != 0)
{
if (1 == rc)
{
this.CreateDeferredInfoMessage(this.ErrorHandle, rc);
}
else
{
OracleException.Check(this.ErrorHandle, rc);
}
}
this._serviceContextHandle.SetAttribute(OCI.ATTR.OCI_ATTR_SESSION, this._sessionHandle, this._errorHandle);
}
catch (OracleException)
{
OciHandle.SafeDispose(ref this._serviceContextHandle);
OciHandle.SafeDispose(ref this._sessionHandle);
OciHandle.SafeDispose(ref this._serverHandle);
OciHandle.SafeDispose(ref this._errorHandle);
OciHandle.SafeDispose(ref this._environmentHandle);
throw;
}
return(true);
}
