SQL Server
SQL Server
Get the JWS Payload into BinData
See more JSON Web Signatures (JWS) Examples
Demonstrates Jws.GetPayloadBd, which writes the payload of a loaded JWS as raw bytes into a BinData.
Background. This is used when the payload is binary. In practice, validate the signature before trusting the payload.
Chilkat SQL Server Downloads
-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
DECLARE @hr int
DECLARE @iTmp0 int
DECLARE @sTmp0 nvarchar(4000)
DECLARE @success int
SELECT @success = 0
DECLARE @jws int
EXEC @hr = sp_OACreate 'Chilkat.Jws', @jws OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
-- Load the JWS compact serialization.
DECLARE @jwsCompact nvarchar(4000)
SELECT @jwsCompact = 'eyJhbGciOiJIUzI1NiJ9.VGhpcyBpcyB0aGUgY29udGVudCB0byBzaWduLg.<signature>'
EXEC sp_OAMethod @jws, 'LoadJws', @success OUT, @jwsCompact
IF @success = 0
BEGIN
EXEC sp_OAGetProperty @jws, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @jws
RETURN
END
-- Get the JWS payload as raw bytes into a BinData.
DECLARE @bdPayload int
EXEC @hr = sp_OACreate 'Chilkat.BinData', @bdPayload OUT
EXEC sp_OAMethod @jws, 'GetPayloadBd', @success OUT, @bdPayload
IF @success = 0
BEGIN
EXEC sp_OAGetProperty @jws, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @jws
EXEC @hr = sp_OADestroy @bdPayload
RETURN
END
EXEC sp_OAGetProperty @bdPayload, 'NumBytes', @iTmp0 OUT
PRINT 'Payload is ' + @iTmp0 + ' bytes.'
EXEC @hr = sp_OADestroy @jws
EXEC @hr = sp_OADestroy @bdPayload
END
GO