internal string PtrToString(NativeBuffer buf)
{
if (this.IsUnicode)
{
return(buf.PtrToStringUni(0));
}
return(buf.PtrToStringAnsi(0));
}
internal static int OraMTSOCIErrGet(ref int dwErr, NativeBuffer lpcEMsg, ref int lpdLen)
{
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI> dwErr=%08X, lpcEMsg=0x%-07Ix lpdLen=%d\n", dwErr, NativeBuffer.HandleValueToTrace(lpcEMsg), lpdLen);
}
int num = System.Data.Common.UnsafeNativeMethods.OraMTSOCIErrGet(ref dwErr, lpcEMsg, ref lpdLen);
if (Bid.AdvancedOn)
{
if (num == 0)
{
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI|RET> rc=%d\n", num);
return(num);
}
string str = lpcEMsg.PtrToStringAnsi(0, lpdLen);
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI|RET> rd=%d message='%ls', lpdLen=%d\n", num, str, lpdLen);
}
return(num);
}
internal static int OraMTSOCIErrGet(ref int dwErr, NativeBuffer lpcEMsg, ref int lpdLen)
{
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI> dwErr=%08X, lpcEMsg=0x%-07Ix lpdLen=%d\n", dwErr, NativeBuffer.HandleValueToTrace(lpcEMsg), lpdLen);
}
int num = System.Data.Common.UnsafeNativeMethods.OraMTSOCIErrGet(ref dwErr, lpcEMsg, ref lpdLen);
if (Bid.AdvancedOn)
{
if (num == 0)
{
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI|RET> rc=%d\n", num);
return num;
}
string str = lpcEMsg.PtrToStringAnsi(0, lpdLen);
Bid.Trace("<oc.OraMTSOCIErrGet|ADV|OCI|RET> rd=%d message='%ls', lpdLen=%d\n", num, str, lpdLen);
}
return num;
}
internal static int OCIRowidToChar(OciHandle rowidDesc, NativeBuffer outbfp, ref int bufferLength, OciHandle errhp)
{
ushort outbflp = (ushort) bufferLength;
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OCIRowidToChar|ADV|OCI> rowidDesc=0x%-07Ix outbfp=0x%-07Ix outbflp=%d, errhp=0x%-07Ix\n", OciHandle.HandleValueToTrace(rowidDesc), NativeBuffer.HandleValueToTrace(outbfp), outbfp.Length, OciHandle.HandleValueToTrace(errhp));
}
int num = System.Data.Common.UnsafeNativeMethods.OCIRowidToChar(rowidDesc, outbfp, ref outbflp, errhp);
bufferLength = outbflp;
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OCIRowidToChar|ADV|OCI|RET> outbfp='%ls' rc=%d\n", outbfp.PtrToStringAnsi(0, outbflp), num);
}
return num;
}
internal static int OCIRowidToChar(OciHandle rowidDesc, NativeBuffer outbfp, ref int bufferLength, OciHandle errhp)
{
ushort outbflp = (ushort)bufferLength;
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OCIRowidToChar|ADV|OCI> rowidDesc=0x%-07Ix outbfp=0x%-07Ix outbflp=%d, errhp=0x%-07Ix\n", OciHandle.HandleValueToTrace(rowidDesc), NativeBuffer.HandleValueToTrace(outbfp), outbfp.Length, OciHandle.HandleValueToTrace(errhp));
}
int num = System.Data.Common.UnsafeNativeMethods.OCIRowidToChar(rowidDesc, outbfp, ref outbflp, errhp);
bufferLength = outbflp;
if (Bid.AdvancedOn)
{
Bid.Trace("<oc.OCIRowidToChar|ADV|OCI|RET> outbfp='%ls' rc=%d\n", outbfp.PtrToStringAnsi(0, outbflp), num);
}
return(num);
}
internal static OracleString GetPersistedRowid(OracleConnection connection, OciRowidDescriptor rowidHandle)
{
OracleString @null = OracleString.Null;
if (rowidHandle != null)
{
OciErrorHandle errorHandle = connection.ErrorHandle;
NativeBuffer scratchBuffer = connection.GetScratchBuffer(0xf82);
bool success = false;
bool flag = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
int num;
scratchBuffer.DangerousAddRef(ref success);
if (OCI.ClientVersionAtLeastOracle9i)
{
int length = scratchBuffer.Length;
num = TracedNativeMethods.OCIRowidToChar(rowidHandle, scratchBuffer, ref length, errorHandle);
if (num != 0)
{
connection.CheckError(errorHandle, num);
}
return(new OracleString(scratchBuffer.PtrToStringAnsi(0, length)));
}
rowidHandle.DangerousAddRef(ref flag);
OciServiceContextHandle serviceContextHandle = connection.ServiceContextHandle;
OciStatementHandle stmtp = new OciStatementHandle(serviceContextHandle);
string stmt = "begin :rowid := :rdesc; end;";
int offset = 0;
int num6 = 4;
int num5 = 8;
int num3 = 12;
int num2 = 0x10;
int num4 = 20;
try
{
IntPtr ptr;
IntPtr ptr2;
num = TracedNativeMethods.OCIStmtPrepare(stmtp, errorHandle, stmt, OCI.SYNTAX.OCI_NTV_SYNTAX, OCI.MODE.OCI_DEFAULT, connection);
if (num != 0)
{
connection.CheckError(errorHandle, num);
}
scratchBuffer.WriteIntPtr(num5, rowidHandle.DangerousGetHandle());
scratchBuffer.WriteInt32(offset, 0);
scratchBuffer.WriteInt32(num6, 4);
scratchBuffer.WriteInt32(num3, 0);
scratchBuffer.WriteInt32(num2, 0xf6e);
num = TracedNativeMethods.OCIBindByName(stmtp, out ptr2, errorHandle, "rowid", 5, scratchBuffer.DangerousGetDataPtr(num4), 0xf6e, OCI.DATATYPE.VARCHAR2, scratchBuffer.DangerousGetDataPtr(num3), scratchBuffer.DangerousGetDataPtr(num2), OCI.MODE.OCI_DEFAULT);
if (num != 0)
{
connection.CheckError(errorHandle, num);
}
num = TracedNativeMethods.OCIBindByName(stmtp, out ptr, errorHandle, "rdesc", 5, scratchBuffer.DangerousGetDataPtr(num5), 4, OCI.DATATYPE.ROWID_DESC, scratchBuffer.DangerousGetDataPtr(offset), scratchBuffer.DangerousGetDataPtr(num6), OCI.MODE.OCI_DEFAULT);
if (num != 0)
{
connection.CheckError(errorHandle, num);
}
num = TracedNativeMethods.OCIStmtExecute(serviceContextHandle, stmtp, errorHandle, 1, OCI.MODE.OCI_DEFAULT);
if (num != 0)
{
connection.CheckError(errorHandle, num);
}
if (scratchBuffer.ReadInt16(num3) == -1)
{
return(@null);
}
@null = new OracleString(scratchBuffer, num4, num2, MetaType.GetMetaTypeForType(OracleType.RowId), connection, false, true);
GC.KeepAlive(rowidHandle);
}
finally
{
OciHandle.SafeDispose(ref stmtp);
}
}
finally
{
if (flag)
{
rowidHandle.DangerousRelease();
}
if (success)
{
scratchBuffer.DangerousRelease();
}
}
}
return(@null);
}
