static MultiPartTableName()
{
string[] parts = new string[4];
Null = new MultiPartTableName(parts);
}
private bool TryProcessOneTable(TdsParserStateObject stateObj, ref int length, out MultiPartTableName multiPartTableName)
{
ushort tableLen;
MultiPartTableName mpt;
string value;
multiPartTableName = default(MultiPartTableName);
mpt = new MultiPartTableName();
byte nParts;
// Find out how many parts in the TDS stream
if (!stateObj.TryReadByte(out nParts))
{
return false;
}
length--;
if (nParts == 4)
{
if (!stateObj.TryReadUInt16(out tableLen))
{
return false;
}
length -= 2;
if (!stateObj.TryReadString(tableLen, out value))
{
return false;
}
mpt.ServerName = value;
nParts--;
length -= (tableLen * 2); // wide bytes
}
if (nParts == 3)
{
if (!stateObj.TryReadUInt16(out tableLen))
{
return false;
}
length -= 2;
if (!stateObj.TryReadString(tableLen, out value))
{
return false;
}
mpt.CatalogName = value;
length -= (tableLen * 2); // wide bytes
nParts--;
}
if (nParts == 2)
{
if (!stateObj.TryReadUInt16(out tableLen))
{
return false;
}
length -= 2;
if (!stateObj.TryReadString(tableLen, out value))
{
return false;
}
mpt.SchemaName = value;
length -= (tableLen * 2); // wide bytes
nParts--;
}
if (nParts == 1)
{
if (!stateObj.TryReadUInt16(out tableLen))
{
return false;
}
length -= 2;
if (!stateObj.TryReadString(tableLen, out value))
{
return false;
}
mpt.TableName = value;
length -= (tableLen * 2); // wide bytes
nParts--;
}
Debug.Assert(nParts == 0, "ProcessTableName:Unidentified parts in the table name token stream!");
multiPartTableName = mpt;
return true;
}
internal bool TryProcessTableName(int length, TdsParserStateObject stateObj, out MultiPartTableName[] multiPartTableNames) {
int tablesAdded = 0;
MultiPartTableName[] tables = new MultiPartTableName[1];
MultiPartTableName mpt;
while (length > 0) {
//
if (!TryProcessOneTable(stateObj, ref length, out mpt)) {
multiPartTableNames = null;
return false;
}
if (tablesAdded == 0) {
tables[tablesAdded] = mpt;
}
else {
MultiPartTableName[] newTables = new MultiPartTableName[tables.Length + 1];
Array.Copy(tables, 0, newTables, 0, tables.Length);
newTables[tables.Length] = mpt;
tables = newTables;
}
tablesAdded++;
}
multiPartTableNames = tables;
return true;
}
static MultiPartTableName()
{
string[] parts = new string[4];
Null = new MultiPartTableName(parts);
}
internal MultiPartTableName[] ProcessTableName(int length, TdsParserStateObject stateObj)
{
int index = 0;
MultiPartTableName[] sourceArray = new MultiPartTableName[1];
while (length > 0)
{
MultiPartTableName name = this.ProcessOneTable(stateObj, ref length);
if (index == 0)
{
sourceArray[index] = name;
}
else
{
MultiPartTableName[] destinationArray = new MultiPartTableName[sourceArray.Length + 1];
Array.Copy(sourceArray, 0, destinationArray, 0, sourceArray.Length);
destinationArray[sourceArray.Length] = name;
sourceArray = destinationArray;
}
index++;
}
return sourceArray;
}
private MultiPartTableName ProcessOneTable(TdsParserStateObject stateObj, ref int length)
{
ushort num;
if (this._isShilohSP1)
{
MultiPartTableName name = new MultiPartTableName();
byte num2 = stateObj.ReadByte();
length--;
switch (num2)
{
case 4:
num = stateObj.ReadUInt16();
length -= 2;
name.ServerName = stateObj.ReadString(num);
num2 = (byte) (num2 - 1);
length -= num * 2;
break;
case 3:
num = stateObj.ReadUInt16();
length -= 2;
name.CatalogName = stateObj.ReadString(num);
length -= num * 2;
num2 = (byte) (num2 - 1);
break;
case 2:
num = stateObj.ReadUInt16();
length -= 2;
name.SchemaName = stateObj.ReadString(num);
length -= num * 2;
num2 = (byte) (num2 - 1);
break;
case 1:
num = stateObj.ReadUInt16();
length -= 2;
name.TableName = stateObj.ReadString(num);
length -= num * 2;
num2 = (byte) (num2 - 1);
break;
}
return name;
}
num = stateObj.ReadUInt16();
length -= 2;
string str = stateObj.ReadString(num);
length -= num * 2;
return new MultiPartTableName(MultipartIdentifier.ParseMultipartIdentifier(str, "[\"", "]\"", "SQL_TDSParserTableName", false));
}
