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(Tcl) XML-DSig Add Object Reference with Transforms Specified ExplicitlyDemonstrates how to use the new AddObjectRef2 method to explicitly specify the XML Transforms fragment.
load ./chilkat.dll # This example requires the Chilkat API to have been previously unlocked. # See Global Unlock Sample for sample code. set success 1 # Build the following XML to be signed: # <?xml version="1.0" encoding="utf-8"?> # <InitUpload xmlns="http://e-dokumenty.mf.gov.pl"> # <DocumentType>JPK</DocumentType> # <Version>01.02.01.20160617</Version> # <EncryptionKey algorithm="RSA" encoding="Base64" mode="ECB" padding="PKCS#1">xxxx</EncryptionKey> # <DocumentList> # <Document> # <FormCode schemaVersion="1-1" systemCode="JPK_VAT (3)">JPK_VAT</FormCode> # <FileName>JPK_VAT_3_v1-1_20181201.xml</FileName> # <ContentLength>8736</ContentLength> # <HashValue algorithm="SHA-256" encoding="Base64">JEDI1pItwh6dj/Xx1uts/x61qnjZ4DLHpkZMhmf1oKQ=</HashValue> # <FileSignatureList filesNumber="1"> # <Packaging> # <SplitZip mode="zip" type="split"/> # </Packaging> # <Encryption> # <AES block="16" mode="CBC" padding="PKCS#7" size="256"> # <IV bytes="16" encoding="Base64">z64oN9zXHt1+S3XACRSCYw==</IV> # </AES> # </Encryption> # <FileSignature> # <OrdinalNumber>1</OrdinalNumber> # <FileName>JPK_VAT_3_v1-1_20181201-000.xml.zip.aes</FileName> # <ContentLength>16</ContentLength> # <HashValue algorithm="MD5" encoding="Base64">5MX0q1935fvMjLFV7E1yDw==</HashValue> # </FileSignature> # </FileSignatureList> # </Document> # </DocumentList> # </InitUpload> # Use this online tool to generate code from sample XML: # Generate Code to Create XML set xmlToSign [new_CkXml] CkXml_put_Tag $xmlToSign "InitUpload" CkXml_AddAttribute $xmlToSign "xmlns" "http://e-dokumenty.mf.gov.pl" CkXml_UpdateChildContent $xmlToSign "DocumentType" "JPK" CkXml_UpdateChildContent $xmlToSign "Version" "01.02.01.20160617" CkXml_UpdateAttrAt $xmlToSign "EncryptionKey" 1 "algorithm" "RSA" CkXml_UpdateAttrAt $xmlToSign "EncryptionKey" 1 "encoding" "Base64" CkXml_UpdateAttrAt $xmlToSign "EncryptionKey" 1 "mode" "ECB" CkXml_UpdateAttrAt $xmlToSign "EncryptionKey" 1 "padding" "PKCS#1" CkXml_UpdateChildContent $xmlToSign "EncryptionKey" "xxxx" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FormCode" 1 "schemaVersion" "1-1" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FormCode" 1 "systemCode" "JPK_VAT (3)" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FormCode" "JPK_VAT" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileName" "JPK_VAT_3_v1-1_20181201.xml" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|ContentLength" "8736" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|HashValue" 1 "algorithm" "SHA-256" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|HashValue" 1 "encoding" "Base64" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|HashValue" "JEDI1pItwh6dj/Xx1uts/x61qnjZ4DLHpkZMhmf1oKQ=" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList" 1 "filesNumber" "1" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Packaging|SplitZip" 1 "mode" "zip" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Packaging|SplitZip" 1 "type" "split" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES" 1 "block" "16" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES" 1 "mode" "CBC" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES" 1 "padding" "PKCS#7" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES" 1 "size" "256" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES|IV" 1 "bytes" "16" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES|IV" 1 "encoding" "Base64" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileSignatureList|Encryption|AES|IV" "z64oN9zXHt1+S3XACRSCYw==" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|OrdinalNumber" "1" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|FileName" "JPK_VAT_3_v1-1_20181201-000.xml.zip.aes" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|ContentLength" "16" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|HashValue" 1 "algorithm" "MD5" CkXml_UpdateAttrAt $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|HashValue" 1 "encoding" "Base64" CkXml_UpdateChildContent $xmlToSign "DocumentList|Document|FileSignatureList|FileSignature|HashValue" "5MX0q1935fvMjLFV7E1yDw==" set gen [new_CkXmlDSigGen] CkXmlDSigGen_put_SigLocation $gen "InitUpload" CkXmlDSigGen_put_SigLocationMod $gen 0 CkXmlDSigGen_put_SigId $gen "id-1234" CkXmlDSigGen_put_SigNamespacePrefix $gen "ds" CkXmlDSigGen_put_SigNamespaceUri $gen "http://www.w3.org/2000/09/xmldsig#" CkXmlDSigGen_put_SignedInfoCanonAlg $gen "EXCL_C14N" CkXmlDSigGen_put_SignedInfoDigestMethod $gen "sha256" # Create an Object to be added to the Signature. # <xades:QualifyingProperties Target="#id-1234" xmlns:xades="http://uri.etsi.org/01903/v1.3.2#"> # <xades:SignedProperties Id="xades-id-1234"> # <xades:SignedSignatureProperties> # <xades:SigningTime>TO BE GENERATED BY CHILKAT</xades:SigningTime> # <xades:SigningCertificate> # <xades:Cert> # <xades:CertDigest> # <ds:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/> # <ds:DigestValue>TO BE GENERATED BY CHILKAT</ds:DigestValue> # </xades:CertDigest> # <xades:IssuerSerial> # <ds:X509IssuerName>TO BE GENERATED BY CHILKAT</ds:X509IssuerName> # <ds:X509SerialNumber>TO BE GENERATED BY CHILKAT</ds:X509SerialNumber> # </xades:IssuerSerial> # </xades:Cert> # </xades:SigningCertificate> # </xades:SignedSignatureProperties> # <xades:SignedDataObjectProperties> # <xades:DataObjectFormat ObjectReference="#r-id-1"> # <xades:MimeType>text/xml</xades:MimeType> # </xades:DataObjectFormat> # </xades:SignedDataObjectProperties> # </xades:SignedProperties> # </xades:QualifyingProperties> set object1 [new_CkXml] CkXml_put_Tag $object1 "xades:QualifyingProperties" CkXml_AddAttribute $object1 "Target" "#id-1234" CkXml_AddAttribute $object1 "xmlns:xades" "http://uri.etsi.org/01903/v1.3.2#" CkXml_UpdateAttrAt $object1 "xades:SignedProperties" 1 "Id" "xades-id-1234" # Note: It may be that http://www.w3.org/2001/04/xmlenc#sha256 is needed in the following line instead of http://www.w3.org/2000/09/xmldsig#sha1 CkXml_UpdateChildContent $object1 "xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime" "TO BE GENERATED BY CHILKAT" CkXml_UpdateAttrAt $object1 "xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:CertDigest|ds:DigestMethod" 1 "Algorithm" "http://www.w3.org/2000/09/xmldsig#sha1" CkXml_UpdateChildContent $object1 "xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:CertDigest|ds:DigestValue" "TO BE GENERATED BY CHILKAT" CkXml_UpdateChildContent $object1 "xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:IssuerSerial|ds:X509IssuerName" "TO BE GENERATED BY CHILKAT" CkXml_UpdateChildContent $object1 "xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificate|xades:Cert|xades:IssuerSerial|ds:X509SerialNumber" "TO BE GENERATED BY CHILKAT" CkXml_UpdateAttrAt $object1 "xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat" 1 "ObjectReference" "#r-id-1" CkXml_UpdateChildContent $object1 "xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType" "text/xml" CkXmlDSigGen_AddObject $gen "" [CkXml_getXml $object1] "" "" # -------- Reference 1 -------- # Build the following Transforms fragment: # <ds:Transforms> # <ds:Transform Algorithm="http://www.w3.org/TR/1999/REC-xpath-19991116"> # <ds:XPath>not(ancestor-or-self::ds:Signature)</ds:XPath> # </ds:Transform> # <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/> # </ds:Transforms> set xml1 [new_CkXml] CkXml_put_Tag $xml1 "ds:Transforms" CkXml_UpdateAttrAt $xml1 "ds:Transform" 1 "Algorithm" "http://www.w3.org/TR/1999/REC-xpath-19991116" CkXml_UpdateChildContent $xml1 "ds:Transform|ds:XPath" "not(ancestor-or-self::ds:Signature)" CkXml_UpdateAttrAt $xml1 "ds:Transform[1]" 1 "Algorithm" "http://www.w3.org/2001/10/xml-exc-c14n#" CkXmlDSigGen_AddSameDocRef2 $gen "" "sha256" $xml1 "" CkXmlDSigGen_SetRefIdAttr $gen "" "r-id-1" # -------- Reference 2 -------- # Build the following Transforms fragment: # <ds:Transforms> # <ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/> # </ds:Transforms> set xml2 [new_CkXml] CkXml_put_Tag $xml2 "ds:Transforms" CkXml_UpdateAttrAt $xml2 "ds:Transform" 1 "Algorithm" "http://www.w3.org/2001/10/xml-exc-c14n#" CkXmlDSigGen_AddObjectRef2 $gen "xades-id-1234" "sha256" $xml2 "http://uri.etsi.org/01903#SignedProperties" # Provide a certificate + private key. (PFX password is test123) set cert [new_CkCert] set success [CkCert_LoadPfxFile $cert "qa_data/pfx/cert_test123.pfx" "test123"] if {$success != 1} then { puts [CkCert_lastErrorText $cert] delete_CkXml $xmlToSign delete_CkXmlDSigGen $gen delete_CkXml $object1 delete_CkXml $xml1 delete_CkXml $xml2 delete_CkCert $cert exit } CkXmlDSigGen_SetX509Cert $gen $cert 1 CkXmlDSigGen_put_KeyInfoType $gen "X509Data" CkXmlDSigGen_put_X509Type $gen "Certificate" # Load XML to be signed... set sbXml [new_CkStringBuilder] CkXml_GetXmlSb $xmlToSign $sbXml CkXmlDSigGen_put_Behaviors $gen "IndentedSignature" # Sign the XML... set success [CkXmlDSigGen_CreateXmlDSigSb $gen $sbXml] if {$success != 1} then { puts [CkXmlDSigGen_lastErrorText $gen] delete_CkXml $xmlToSign delete_CkXmlDSigGen $gen delete_CkXml $object1 delete_CkXml $xml1 delete_CkXml $xml2 delete_CkCert $cert delete_CkStringBuilder $sbXml exit } # ----------------------------------------------- # Save the signed XML to a file. set success [CkStringBuilder_WriteFile $sbXml "qa_output/signedXml.xml" "utf-8" 0] puts [CkStringBuilder_getAsString $sbXml] # ---------------------------------------- # Verify the signatures we just produced... set verifier [new_CkXmlDSig] set success [CkXmlDSig_LoadSignatureSb $verifier $sbXml] if {$success != 1} then { puts [CkXmlDSig_lastErrorText $verifier] delete_CkXml $xmlToSign delete_CkXmlDSigGen $gen delete_CkXml $object1 delete_CkXml $xml1 delete_CkXml $xml2 delete_CkCert $cert delete_CkStringBuilder $sbXml delete_CkXmlDSig $verifier exit } set numSigs [CkXmlDSig_get_NumSignatures $verifier] set verifyIdx 0 while {$verifyIdx < $numSigs} { CkXmlDSig_put_Selector $verifier $verifyIdx set verified [CkXmlDSig_VerifySignature $verifier 1] if {$verified != 1} then { puts [CkXmlDSig_lastErrorText $verifier] delete_CkXml $xmlToSign delete_CkXmlDSigGen $gen delete_CkXml $object1 delete_CkXml $xml1 delete_CkXml $xml2 delete_CkCert $cert delete_CkStringBuilder $sbXml delete_CkXmlDSig $verifier exit } set verifyIdx [expr $verifyIdx + 1] } puts "All signatures were successfully verified." delete_CkXml $xmlToSign delete_CkXmlDSigGen $gen delete_CkXml $object1 delete_CkXml $xml1 delete_CkXml $xml2 delete_CkCert $cert delete_CkStringBuilder $sbXml delete_CkXmlDSig $verifier |
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