SQL Server
SQL Server
XML Signature Multiple External References
See more XML Digital Signatures Examples
Demonstrates how to add multiple external references to an XML digital signature.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
-- Important: Do not use nvarchar(max). See the warning about using nvarchar(max).
DECLARE @sTmp0 nvarchar(4000)
DECLARE @success int
SELECT @success = 0
-- This example requires the Chilkat API to have been previously unlocked.
-- See Global Unlock Sample for sample code.
-- This example creates the following signed XML with multiple external references:
-- <?xml version="1.0" encoding="UTF-8"?>
-- <ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#" Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4">
-- <ds:SignedInfo>
-- <ds:CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/>
-- <ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
-- <ds:Reference Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref0" URI="https://isus.ezdrowie.gov.pl/fhir/Patient/123/_history/456">
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </ds:Reference>
-- <ds:Reference Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref1" URI="https://isus.ezdrowie.gov.pl/fhir/Encounter/124/_history/22">
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </ds:Reference>
-- <ds:Reference Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref2" URI="https://isus.ezdrowie.gov.pl/fhir/Condition/125/_history/1">
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </ds:Reference>
-- <ds:Reference Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref3" URI="https://isus.ezdrowie.gov.pl/fhir/Procedure/126/_history/1">
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </ds:Reference>
-- <ds:Reference Type="http://uri.etsi.org/01903#SignedProperties" URI="#xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-signedprops">
-- <ds:Transforms>
-- <ds:Transform Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/>
-- </ds:Transforms>
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </ds:Reference>
-- </ds:SignedInfo>
-- <ds:SignatureValue Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-sigvalue">...</ds:SignatureValue>
-- <ds:KeyInfo>
-- <ds:X509Data>
-- <ds:X509Certificate>...</ds:X509Certificate>
-- <ds:X509SubjectName>...</ds:X509SubjectName>
-- <ds:X509IssuerSerial>
-- <ds:X509IssuerName>...</ds:X509IssuerName>
-- <ds:X509SerialNumber>...</ds:X509SerialNumber>
-- </ds:X509IssuerSerial>
-- </ds:X509Data>
-- </ds:KeyInfo>
-- <ds:Object>
-- <xades:QualifyingProperties xmlns:xades="http://uri.etsi.org/01903/v1.3.2#" xmlns:xades141="http://uri.etsi.org/01903/v1.4.1#" Target="#xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4">
-- <xades:SignedProperties Id="xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-signedprops">
-- <xades:SignedSignatureProperties>
-- <xades:SigningTime>2021-06-02T07:10:13.306+02:00</xades:SigningTime>
-- <xades:SigningCertificate>
-- <xades:Cert>
-- <xades:CertDigest>
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </xades:CertDigest>
-- <xades:IssuerSerial>
-- <ds:X509IssuerName>...</ds:X509IssuerName>
-- <ds:X509SerialNumber>...</ds:X509SerialNumber>
-- </xades:IssuerSerial>
-- </xades:Cert>
-- <xades:Cert>
-- <xades:CertDigest>
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </xades:CertDigest>
-- <xades:IssuerSerial>
-- <ds:X509IssuerName>...</ds:X509IssuerName>
-- <ds:X509SerialNumber>...</ds:X509SerialNumber>
-- </xades:IssuerSerial>
-- </xades:Cert>
-- <xades:Cert>
-- <xades:CertDigest>
-- <ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
-- <ds:DigestValue>...</ds:DigestValue>
-- </xades:CertDigest>
-- <xades:IssuerSerial>
-- <ds:X509IssuerName>...</ds:X509IssuerName>
-- <ds:X509SerialNumber>...</ds:X509SerialNumber>
-- </xades:IssuerSerial>
-- </xades:Cert>
-- </xades:SigningCertificate>
-- </xades:SignedSignatureProperties>
-- </xades:SignedProperties>
-- </xades:QualifyingProperties>
-- </ds:Object>
-- </ds:Signature>
--
SELECT @success = 1
DECLARE @gen int
EXEC @hr = sp_OACreate 'Chilkat.XmlDSigGen', @gen OUT
IF @hr <> 0
BEGIN
PRINT 'Failed to create ActiveX component'
RETURN
END
EXEC sp_OASetProperty @gen, 'SigLocation', ''
EXEC sp_OASetProperty @gen, 'SigLocationMod', 0
-- Note: ID's simply need to be unique values in the signed XML document. They don't necessarily need to be GUID/UUID formatted.
EXEC sp_OASetProperty @gen, 'SigId', 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4'
EXEC sp_OASetProperty @gen, 'SigNamespacePrefix', 'ds'
EXEC sp_OASetProperty @gen, 'SigNamespaceUri', 'http://www.w3.org/2000/09/xmldsig#'
EXEC sp_OASetProperty @gen, 'SigValueId', 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-sigvalue'
EXEC sp_OASetProperty @gen, 'SignedInfoCanonAlg', 'C14N'
EXEC sp_OASetProperty @gen, 'SignedInfoDigestMethod', 'sha256'
-- Create an Object to be added to the Signature.
DECLARE @object1 int
EXEC @hr = sp_OACreate 'Chilkat.Xml', @object1 OUT
EXEC sp_OASetProperty @object1, 'Tag', 'xades:QualifyingProperties'
EXEC sp_OAMethod @object1, 'AddAttribute', @success OUT, 'xmlns:xades', 'http://uri.etsi.org/01903/v1.3.2#'
EXEC sp_OAMethod @object1, 'AddAttribute', @success OUT, 'xmlns:xades141', 'http://uri.etsi.org/01903/v1.4.1#'
EXEC sp_OAMethod @object1, 'AddAttribute', @success OUT, 'Target', '#xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4'
EXEC sp_OAMethod @object1, 'UpdateAttrAt', @success OUT, 'xades:SignedProperties', 1, 'Id', 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-signedprops'
EXEC sp_OAMethod @object1, 'UpdateChildContent', NULL, 'xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime', 'TO BE GENERATED BY CHILKAT'
-- This assumes there are 3 certs in the certificate chain: The signing certificate, an intermediate root, and the root CA.
-- Remove the lines with "Cert[2]" if there is no intermediate root...
EXEC sp_OAMethod @object1, 'UpdateAttrAt', @success OUT, 'xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod', 1, 'Algorithm', 'http://www.w3.org/2001/04/xmlenc#sha256'
EXEC sp_OAMethod @object1, 'UpdateChildContent', NULL, 'xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue', 'TO BE GENERATED BY CHILKAT'
EXEC sp_OAMethod @object1, 'UpdateChildContent', NULL, 'xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2', 'TO BE GENERATED BY CHILKAT'
EXEC sp_OAMethod @object1, 'GetXml', @sTmp0 OUT
EXEC sp_OAMethod @gen, 'AddObject', @success OUT, '', @sTmp0, '', ''
DECLARE @http int
EXEC @hr = sp_OACreate 'Chilkat.Http', @http OUT
DECLARE @bd int
EXEC @hr = sp_OACreate 'Chilkat.BinData', @bd OUT
DECLARE @url nvarchar(4000)
SELECT @url = 'https://isus.ezdrowie.gov.pl/fhir/Patient/123/_history/456'
EXEC sp_OAMethod @http, 'QuickGetBd', @success OUT, @url, @bd
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
RETURN
END
-- -------- Reference 1 --------
EXEC sp_OAMethod @gen, 'AddExternalBinaryRef', @success OUT, @url, @bd, 'sha256', ''
EXEC sp_OAMethod @gen, 'SetRefIdAttr', @success OUT, @url, 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref0'
-- -------- Reference 2 --------
EXEC sp_OAMethod @bd, 'Clear', @success OUT
SELECT @url = 'https://isus.ezdrowie.gov.pl/fhir/Encounter/789/_history/1'
EXEC sp_OAMethod @http, 'QuickGetBd', @success OUT, @url, @bd
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
RETURN
END
EXEC sp_OAMethod @gen, 'AddExternalBinaryRef', @success OUT, @url, @bd, 'sha256', ''
EXEC sp_OAMethod @gen, 'SetRefIdAttr', @success OUT, @url, 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref1'
-- -------- Reference 3 --------
EXEC sp_OAMethod @bd, 'Clear', @success OUT
SELECT @url = 'https://isus.ezdrowie.gov.pl/fhir/Condition/123456/_history/1'
EXEC sp_OAMethod @http, 'QuickGetBd', @success OUT, @url, @bd
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
RETURN
END
EXEC sp_OAMethod @gen, 'AddExternalBinaryRef', @success OUT, @url, @bd, 'sha256', ''
EXEC sp_OAMethod @gen, 'SetRefIdAttr', @success OUT, @url, 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref2'
-- -------- Reference 4 --------
EXEC sp_OAMethod @bd, 'Clear', @success OUT
SELECT @url = 'https://isus.ezdrowie.gov.pl/fhir/Procedure/123456/_history/1'
EXEC sp_OAMethod @http, 'QuickGetBd', @success OUT, @url, @bd
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @http, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
RETURN
END
EXEC sp_OAMethod @gen, 'AddExternalBinaryRef', @success OUT, @url, @bd, 'sha256', ''
EXEC sp_OAMethod @gen, 'SetRefIdAttr', @success OUT, @url, 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-ref3'
-- -------- Reference 5 --------
EXEC sp_OAMethod @gen, 'AddObjectRef', @success OUT, 'xmldsig-2dde88a8-def0-43e4-8570-b031015a46b4-signedprops', 'sha256', 'C14N', '', 'http://uri.etsi.org/01903#SignedProperties'
-- Provide a certificate + private key. (PFX password is test123)
DECLARE @cert int
EXEC @hr = sp_OACreate 'Chilkat.Cert', @cert OUT
EXEC sp_OAMethod @cert, 'LoadPfxFile', @success OUT, 'qa_data/pfx/cert_test123.pfx', 'test123'
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @cert, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
EXEC @hr = sp_OADestroy @cert
RETURN
END
EXEC sp_OAMethod @gen, 'SetX509Cert', @success OUT, @cert, 1
EXEC sp_OASetProperty @gen, 'KeyInfoType', 'X509Data'
EXEC sp_OASetProperty @gen, 'X509Type', 'IssuerSerial,SubjectName,Certificate'
-- This will be an enveloping signature where the Signature element
-- is the XML document root, the signed data is contained within Object
-- tag(s) within the Signature.
-- Therefore, pass an empty sbXml to CreateXmlDsigSb.
DECLARE @sbXml int
EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbXml OUT
EXEC sp_OASetProperty @gen, 'Behaviors', 'IndentedSignature'
-- Sign the XML...
EXEC sp_OAMethod @gen, 'CreateXmlDSigSb', @success OUT, @sbXml
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @gen, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
EXEC @hr = sp_OADestroy @cert
EXEC @hr = sp_OADestroy @sbXml
RETURN
END
-- -----------------------------------------------
-- Save the signed XML to a file.
EXEC sp_OAMethod @sbXml, 'WriteFile', @success OUT, 'qa_output/signedXml.xml', 'utf-8', 0
EXEC sp_OAMethod @sbXml, 'GetAsString', @sTmp0 OUT
PRINT @sTmp0
-- ----------------------------------------
-- Verify the signature we just produced...
DECLARE @verifier int
EXEC @hr = sp_OACreate 'Chilkat.XmlDSig', @verifier OUT
EXEC sp_OAMethod @verifier, 'LoadSignatureSb', @success OUT, @sbXml
IF @success <> 1
BEGIN
EXEC sp_OAGetProperty @verifier, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
EXEC @hr = sp_OADestroy @cert
EXEC @hr = sp_OADestroy @sbXml
EXEC @hr = sp_OADestroy @verifier
RETURN
END
DECLARE @verified int
EXEC sp_OAMethod @verifier, 'VerifySignature', @verified OUT, 1
IF @verified <> 1
BEGIN
EXEC sp_OAGetProperty @verifier, 'LastErrorText', @sTmp0 OUT
PRINT @sTmp0
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
EXEC @hr = sp_OADestroy @cert
EXEC @hr = sp_OADestroy @sbXml
EXEC @hr = sp_OADestroy @verifier
RETURN
END
PRINT 'This signature was successfully verified.'
EXEC @hr = sp_OADestroy @gen
EXEC @hr = sp_OADestroy @object1
EXEC @hr = sp_OADestroy @http
EXEC @hr = sp_OADestroy @bd
EXEC @hr = sp_OADestroy @cert
EXEC @hr = sp_OADestroy @sbXml
EXEC @hr = sp_OADestroy @verifier
END
GO