internal static byte[] GetBytesFromBuffer(NativeBuffer buffer, int valueOffset, int lengthOffset, MetaType metaType, OracleConnection connection)
{
uint num2;
OCI.DATATYPE ociType = metaType.OciType;
short length = buffer.ReadInt16(lengthOffset);
OCI.DATATYPE datatype = ociType;
if (datatype == OCI.DATATYPE.DATE)
{
num2 = 7;
}
else if (datatype == OCI.DATATYPE.INT_TIMESTAMP)
{
num2 = 11;
}
else if (datatype == OCI.DATATYPE.INT_TIMESTAMP_LTZ)
{
num2 = 13;
}
else
{
num2 = 13;
}
byte[] destination = new byte[num2];
buffer.ReadBytes(valueOffset, destination, 0, length);
if (OCI.DATATYPE.INT_TIMESTAMP_LTZ == ociType)
{
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
destination[11] = (byte)(serverTimeZoneAdjustmentToUTC.Hours + 20);
destination[12] = (byte)(serverTimeZoneAdjustmentToUTC.Minutes + 60);
return(destination);
}
if ((OCI.DATATYPE.INT_TIMESTAMP_TZ == ociType) && (0x80 < destination[11]))
{
sbyte num3;
sbyte num4;
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
OciDateTimeDescriptor datetime = new OciDateTimeDescriptor(connection.EnvironmentHandle, OCI.HTYPE.OCI_DTYPE_TIMESTAMP_TZ);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeFromArray(connection.EnvironmentHandle, connection.ErrorHandle, destination, num2, 0xbc, datetime, reftz, 0);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeGetTimeZoneOffset(connection.EnvironmentHandle, connection.ErrorHandle, datetime, out num4, out num3);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
destination[11] = (byte)(num4 + 20);
destination[12] = (byte)(num3 + 60);
}
return(destination);
}
internal static OciDateTimeDescriptor CreateDescriptor(OCI.DATATYPE ociType, OracleConnection connection, object value)
{
byte[] buffer;
OCI.DATATYPE tIMESTAMP;
if (value is OracleDateTime)
{
buffer = ((OracleDateTime)value)._value;
}
else
{
DateTime dt = (DateTime)value;
OracleDateTime time2 = new OracleDateTime(dt);
buffer = time2._value;
}
switch (ociType)
{
case OCI.DATATYPE.INT_TIMESTAMP:
tIMESTAMP = OCI.DATATYPE.TIMESTAMP;
break;
case OCI.DATATYPE.INT_TIMESTAMP_LTZ:
tIMESTAMP = OCI.DATATYPE.TIMESTAMP_LTZ;
break;
default:
{
tIMESTAMP = OCI.DATATYPE.TIMESTAMP_TZ;
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
if (buffer.Length < 13)
{
byte[] dst = new byte[13];
Buffer.BlockCopy(buffer, 0, dst, 0, buffer.Length);
buffer = dst;
buffer[11] = (byte)(20 + serverTimeZoneAdjustmentToUTC.Hours);
buffer[12] = (byte)(60 + serverTimeZoneAdjustmentToUTC.Minutes);
}
break;
}
}
OciDateTimeDescriptor datetime = CreateEmptyDescriptor(ociType, connection);
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeFromArray(connection.EnvironmentHandle, connection.ErrorHandle, buffer, (uint)buffer.Length, (byte)tIMESTAMP, datetime, reftz, 9);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
return(datetime);
}
internal static byte[] GetBytesFromDescriptor(OciDateTimeDescriptor dateTimeDescriptor, MetaType metaType, OracleConnection connection)
{
uint num2;
OCI.DATATYPE ociType = metaType.OciType;
OCI.DATATYPE datatype2 = ociType;
if (datatype2 == OCI.DATATYPE.INT_TIMESTAMP)
{
num2 = 11;
}
else if (datatype2 == OCI.DATATYPE.INT_TIMESTAMP_LTZ)
{
num2 = 13;
}
else
{
num2 = 13;
}
byte[] outarray = new byte[num2];
uint len = num2;
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeToArray(connection.EnvironmentHandle, connection.ErrorHandle, dateTimeDescriptor, reftz, outarray, ref len, 9);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
if (OCI.DATATYPE.INT_TIMESTAMP_LTZ == ociType)
{
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
outarray[11] = (byte)(serverTimeZoneAdjustmentToUTC.Hours + 20);
outarray[12] = (byte)(serverTimeZoneAdjustmentToUTC.Minutes + 60);
return(outarray);
}
if (OCI.DATATYPE.INT_TIMESTAMP_TZ == ociType)
{
sbyte num3;
sbyte num4;
rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeGetTimeZoneOffset(connection.EnvironmentHandle, connection.ErrorHandle, dateTimeDescriptor, out num4, out num3);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
outarray[11] = (byte)(num4 + 20);
outarray[12] = (byte)(num3 + 60);
}
return(outarray);
}
internal static OciDateTimeDescriptor CreateDescriptor(OCI.DATATYPE ociType, OracleConnection connection, object value)
{
byte[] buffer;
OCI.DATATYPE tIMESTAMP;
if (value is OracleDateTime)
{
buffer = ((OracleDateTime) value)._value;
}
else
{
DateTime dt = (DateTime) value;
OracleDateTime time2 = new OracleDateTime(dt);
buffer = time2._value;
}
switch (ociType)
{
case OCI.DATATYPE.INT_TIMESTAMP:
tIMESTAMP = OCI.DATATYPE.TIMESTAMP;
break;
case OCI.DATATYPE.INT_TIMESTAMP_LTZ:
tIMESTAMP = OCI.DATATYPE.TIMESTAMP_LTZ;
break;
default:
{
tIMESTAMP = OCI.DATATYPE.TIMESTAMP_TZ;
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
if (buffer.Length < 13)
{
byte[] dst = new byte[13];
Buffer.BlockCopy(buffer, 0, dst, 0, buffer.Length);
buffer = dst;
buffer[11] = (byte) (20 + serverTimeZoneAdjustmentToUTC.Hours);
buffer[12] = (byte) (60 + serverTimeZoneAdjustmentToUTC.Minutes);
}
break;
}
}
OciDateTimeDescriptor datetime = CreateEmptyDescriptor(ociType, connection);
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeFromArray(connection.EnvironmentHandle, connection.ErrorHandle, buffer, (uint) buffer.Length, (byte) tIMESTAMP, datetime, reftz, 9);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
return datetime;
}
internal static byte[] GetBytesFromBuffer(NativeBuffer buffer, int valueOffset, int lengthOffset, MetaType metaType, OracleConnection connection)
{
uint num2;
OCI.DATATYPE ociType = metaType.OciType;
short length = buffer.ReadInt16(lengthOffset);
OCI.DATATYPE datatype = ociType;
if (datatype == OCI.DATATYPE.DATE)
{
num2 = 7;
}
else if (datatype == OCI.DATATYPE.INT_TIMESTAMP)
{
num2 = 11;
}
else if (datatype == OCI.DATATYPE.INT_TIMESTAMP_LTZ)
{
num2 = 13;
}
else
{
num2 = 13;
}
byte[] destination = new byte[num2];
buffer.ReadBytes(valueOffset, destination, 0, length);
if (OCI.DATATYPE.INT_TIMESTAMP_LTZ == ociType)
{
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
destination[11] = (byte) (serverTimeZoneAdjustmentToUTC.Hours + 20);
destination[12] = (byte) (serverTimeZoneAdjustmentToUTC.Minutes + 60);
return destination;
}
if ((OCI.DATATYPE.INT_TIMESTAMP_TZ == ociType) && (0x80 < destination[11]))
{
sbyte num3;
sbyte num4;
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
OciDateTimeDescriptor datetime = new OciDateTimeDescriptor(connection.EnvironmentHandle, OCI.HTYPE.OCI_DTYPE_TIMESTAMP_TZ);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeFromArray(connection.EnvironmentHandle, connection.ErrorHandle, destination, num2, 0xbc, datetime, reftz, 0);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeGetTimeZoneOffset(connection.EnvironmentHandle, connection.ErrorHandle, datetime, out num4, out num3);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
destination[11] = (byte) (num4 + 20);
destination[12] = (byte) (num3 + 60);
}
return destination;
}
internal static byte[] GetBytesFromDescriptor(OciDateTimeDescriptor dateTimeDescriptor, MetaType metaType, OracleConnection connection)
{
uint num2;
OCI.DATATYPE ociType = metaType.OciType;
OCI.DATATYPE datatype2 = ociType;
if (datatype2 == OCI.DATATYPE.INT_TIMESTAMP)
{
num2 = 11;
}
else if (datatype2 == OCI.DATATYPE.INT_TIMESTAMP_LTZ)
{
num2 = 13;
}
else
{
num2 = 13;
}
byte[] outarray = new byte[num2];
uint len = num2;
OciIntervalDescriptor reftz = new OciIntervalDescriptor(connection.EnvironmentHandle);
int rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeToArray(connection.EnvironmentHandle, connection.ErrorHandle, dateTimeDescriptor, reftz, outarray, ref len, 9);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
if (OCI.DATATYPE.INT_TIMESTAMP_LTZ == ociType)
{
TimeSpan serverTimeZoneAdjustmentToUTC = connection.ServerTimeZoneAdjustmentToUTC;
outarray[11] = (byte) (serverTimeZoneAdjustmentToUTC.Hours + 20);
outarray[12] = (byte) (serverTimeZoneAdjustmentToUTC.Minutes + 60);
return outarray;
}
if (OCI.DATATYPE.INT_TIMESTAMP_TZ == ociType)
{
sbyte num3;
sbyte num4;
rc = System.Data.Common.UnsafeNativeMethods.OCIDateTimeGetTimeZoneOffset(connection.EnvironmentHandle, connection.ErrorHandle, dateTimeDescriptor, out num4, out num3);
if (rc != 0)
{
connection.CheckError(connection.ErrorHandle, rc);
}
outarray[11] = (byte) (num4 + 20);
outarray[12] = (byte) (num3 + 60);
}
return outarray;
}
