Add SqlTypes apis for SqlClient (#72724)

* SqlMoney changes

* SqlDecimal changes

* SqlBinary changes

* add CLS compliance attributes

src/libraries/System.Data.Common/ref/System.Data.Common.cs

@@ -2796,6 +2796,7 @@ void System.Xml.Serialization.IXmlSerializable.ReadXml(System.Xml.XmlReader read
  void System.Xml.Serialization.IXmlSerializable.WriteXml(System.Xml.XmlWriter writer) { }
  public System.Data.SqlTypes.SqlGuid ToSqlGuid() { throw null; }
  public override string ToString() { throw null; }
+ public static SqlBinary WrapBytes(byte[] bytes) { throw null; }
  }
  [System.Xml.Serialization.XmlSchemaProviderAttribute("GetXsdType")]
  public partial struct SqlBoolean : System.Data.SqlTypes.INullable, System.IComparable, System.Xml.Serialization.IXmlSerializable, System.IEquatable<System.Data.SqlTypes.SqlBoolean>
@@ -3147,6 +3148,8 @@ void System.Xml.Serialization.IXmlSerializable.WriteXml(System.Xml.XmlWriter wri
  public System.Data.SqlTypes.SqlString ToSqlString() { throw null; }
  public override string ToString() { throw null; }
  public static System.Data.SqlTypes.SqlDecimal Truncate(System.Data.SqlTypes.SqlDecimal n, int position) { throw null; }
+ [System.CLSCompliantAttribute(false)]
+ public int WriteTdsValue(System.Span<uint> destination) { throw null; }
  }
  [System.Xml.Serialization.XmlSchemaProviderAttribute("GetXsdType")]
  public partial struct SqlDouble : System.Data.SqlTypes.INullable, System.IComparable, System.Xml.Serialization.IXmlSerializable, System.IEquatable<System.Data.SqlTypes.SqlDouble>
@@ -3501,7 +3504,9 @@ public partial struct SqlMoney : System.Data.SqlTypes.INullable, System.ICompara
  public static System.Data.SqlTypes.SqlBoolean Equals(System.Data.SqlTypes.SqlMoney x, System.Data.SqlTypes.SqlMoney y) { throw null; }
  public bool Equals(System.Data.SqlTypes.SqlMoney other) { throw null; }
  public override bool Equals([System.Diagnostics.CodeAnalysis.NotNullWhenAttribute(true)] object? value) { throw null; }
+ public static System.Data.SqlTypes.SqlMoney FromTdsValue(long value) { throw null; }
  public override int GetHashCode() { throw null; }
+ public long GetTdsValue() { throw null; }
  public static System.Xml.XmlQualifiedName GetXsdType(System.Xml.Schema.XmlSchemaSet schemaSet) { throw null; }
  public static System.Data.SqlTypes.SqlBoolean GreaterThan(System.Data.SqlTypes.SqlMoney x, System.Data.SqlTypes.SqlMoney y) { throw null; }
  public static System.Data.SqlTypes.SqlBoolean GreaterThanOrEqual(System.Data.SqlTypes.SqlMoney x, System.Data.SqlTypes.SqlMoney y) { throw null; }

src/libraries/System.Data.Common/src/System/Data/SQLTypes/SQLBinary.cs

@@ -464,6 +464,11 @@ public static XmlQualifiedName GetXsdType(XmlSchemaSet schemaSet)
  return new XmlQualifiedName("base64Binary", XmlSchema.Namespace);
  }
 
+ public static SqlBinary WrapBytes(byte[] bytes)
+ {
+ return new SqlBinary(bytes, ignored: true);
+ }
+
  /// <summary>
  /// Represents a null value that can be assigned to the <see cref='Value'/> property of an
  /// instance of the <see cref='SqlBinary'/> class.

src/libraries/System.Data.Common/src/System/Data/SQLTypes/SQLDecimal.cs

@@ -1152,6 +1152,26 @@ private decimal ToDecimal()
  }
  }
 
+ [CLSCompliant(false)]
+ public int WriteTdsValue(Span<uint> destination)
+ {
+ if (IsNull)
+ {
+ throw new SqlNullValueException();
+ }
+
+ if (destination.Length < 4)
+ {
+ throw new ArgumentOutOfRangeException(nameof(destination));
+ }
+
+ destination[0] = _data1;
+ destination[1] = _data2;
+ destination[2] = _data3;
+ destination[3] = _data4;
+ return 4;
+ }
+
  // Implicit conversion from Decimal to SqlDecimal
  public static implicit operator SqlDecimal(decimal x)
  {

src/libraries/System.Data.Common/src/System/Data/SQLTypes/SQLMoney.cs

@@ -163,14 +163,6 @@ public long ToInt64()
  return ret;
  }
 
- internal long ToSqlInternalRepresentation()
- {
- if (IsNull)
- throw new SqlNullValueException();
-
- return _value;
- }
-
  public int ToInt32()
  {
  return checked((int)(ToInt64()));
@@ -216,6 +208,14 @@ public override string ToString()
  return money.ToString("#0.00##", null);
  }
 
+ public long GetTdsValue()
+ {
+ if (IsNull)
+ throw new SqlNullValueException();
+
+ return _value;
+ }
+
  public static SqlMoney Parse(string s)
  {
  // Try parsing the format of '#0.00##' generated by ToString() by using the
@@ -249,6 +249,11 @@ public static SqlMoney Parse(string s)
  return money;
  }
 
+ public static SqlMoney FromTdsValue(long value)
+ {
+ return new SqlMoney(value, 0);
+ }
+
  // Unary operators
  public static SqlMoney operator -(SqlMoney x)
  {

src/libraries/System.Data.Common/tests/System/Data/SqlTypes/SqlBinaryTest.cs

@@ -250,5 +250,23 @@ public void GetXsdTypeTest()
  XmlQualifiedName qualifiedName = SqlBinary.GetXsdType(null);
  Assert.Equal("base64Binary", qualifiedName.Name);
  }
+
+ [Fact]
+ public void WrapBytes()
+ {
+ byte[] bytes = new byte[10] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 0 };
+
+ SqlBinary binary = SqlBinary.WrapBytes(bytes);
+
+ Assert.Equal(bytes[5], binary[5]);
+
+ // verify that changing the byte[] that was passed in also changes the value in the SqlBinary instance
+ bytes[5] = 0xFF;
+ Assert.Equal(bytes[5], binary[5]);
+
+ SqlBinary nullBinary = SqlBinary.WrapBytes(null);
+
+ Assert.True(nullBinary.IsNull);
+ }
  }
 }

src/libraries/System.Data.Common/tests/System/Data/SqlTypes/SqlDecimalTest.cs

@@ -582,5 +582,26 @@ public void ReadWriteXmlTest()
  Assert.Throws<InvalidOperationException>(() => ReadWriteXmlTestInternal(xml3, test3, "BA03"));
  Assert.Equal(typeof(FormatException), ex.InnerException.GetType());
  }
+
+ [Fact]
+ public void WriteTdsValue()
+ {
+ uint[] array = new uint[5];
+ Span<uint> span = array;
+ Array.Clear(array, 0, array.Length);
+
+ int count = SqlDecimal.MaxValue.WriteTdsValue(span);
+ Assert.Equal(4, count);
+ Assert.Equal(0xFFFFFFFFu, array[0]);
+ Assert.Equal(0x098a223fu, array[1]);
+ Assert.Equal(0x5a86c47au, array[2]);
+ Assert.Equal(0x4b3b4ca8u, array[3]);
+
+ Assert.Equal(0u, array[4]);
+
+ array = new uint[3];
+ Assert.Throws<ArgumentOutOfRangeException>( () => { _ = SqlDecimal.MaxValue.WriteTdsValue(array); } );
+
+ }
  }
 }

src/libraries/System.Data.Common/tests/System/Data/SqlTypes/SqlMoneyTest.cs

@@ -428,5 +428,22 @@ public void GetXsdTypeTest()
  XmlQualifiedName qualifiedName = SqlMoney.GetXsdType(null);
  Assert.Equal("decimal", qualifiedName.Name);
  }
+
+ [Fact]
+ public void GetTdsValue()
+ {
+ Assert.Equal(long.MaxValue,SqlMoney.MaxValue.GetTdsValue());
+ Assert.Equal(long.MinValue, SqlMoney.MinValue.GetTdsValue());
+ Assert.Equal((long)0, new SqlMoney(0).GetTdsValue());
+ Assert.Throws<SqlNullValueException>(() => SqlMoney.Null.GetTdsValue());
+ }
+
+ [Fact]
+ public void FromTdsValue()
+ {
+ Assert.Equal(SqlMoney.FromTdsValue(long.MaxValue), SqlMoney.MaxValue);
+ Assert.Equal(SqlMoney.FromTdsValue(long.MinValue), SqlMoney.MinValue);
+ Assert.Equal(SqlMoney.FromTdsValue(0), new SqlMoney(0));
+ }
  }
 }