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Create XAdES for Malaysia E-Invoice

See more Malaysia MyInvois Examples

This example signs XML to create the required XAdES for Malaysia E-Invoice as described at the following web pages:

https://sdk.myinvois.hasil.gov.my/signature/
https://sdk.myinvois.hasil.gov.my/signature-creation/

Note: This example requires Chilkat 10.0.0 or later.

Chilkat C Downloads

C
#include <C_CkXml.h>
#include <C_CkXmlDSigGen.h>
#include <C_CkCert.h>
#include <C_CkStringBuilder.h>
#include <C_CkXmlDSig.h>

void ChilkatSample(void)
    {
    BOOL success;
    HCkXml xmlToSign;
    HCkXmlDSigGen gen;
    HCkXml object1;
    HCkXml xml1;
    HCkCert cert;
    HCkStringBuilder sbXml;
    HCkXmlDSig verifier;
    int numSigs;
    int verifyIdx;
    BOOL verified;

    success = FALSE;

    success = TRUE;

    // Load XML such as the following to be signed:

    // <?xml version="1.0" encoding="utf-8"?>
    // <Invoice xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2" xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2">
    //     <ext:UBLExtensions>
    //         <ext:UBLExtension>
    //             <ext:ExtensionURI>urn:oasis:names:specification:ubl:dsig:enveloped:xades</ext:ExtensionURI>
    //             <ext:ExtensionContent>
    //                 <sig:UBLDocumentSignatures xmlns:sac="urn:oasis:names:specification:ubl:schema:xsd:SignatureAggregateComponents-2" xmlns:sbc="urn:oasis:names:specification:ubl:schema:xsd:SignatureBasicComponents-2" xmlns:sig="urn:oasis:names:specification:ubl:schema:xsd:CommonSignatureComponents-2">
    //                     <sac:SignatureInformation>
    //                         <cbc:ID>urn:oasis:names:specification:ubl:signature:1</cbc:ID>
    //                         <sbc:ReferencedSignatureID>urn:oasis:names:specification:ubl:signature:Invoice</sbc:ReferencedSignatureID>
    //                     </sac:SignatureInformation>
    //                 </sig:UBLDocumentSignatures>
    //             </ext:ExtensionContent>
    //         </ext:UBLExtension>
    //     </ext:UBLExtensions>
    //     <cbc:ID>IV00000105</cbc:ID>
    //     <cbc:IssueDate>2024-07-06</cbc:IssueDate>
    //     <cbc:IssueTime>15:06:00Z</cbc:IssueTime>
    //     <cbc:InvoiceTypeCode listVersionID="1.1">1</cbc:InvoiceTypeCode>
    //     <cbc:DocumentCurrencyCode>MYR</cbc:DocumentCurrencyCode>
    //     <cac:BillingReference>
    //         <cac:AdditionalDocumentReference>
    //             <cbc:ID>IV00000105</cbc:ID>
    //         </cac:AdditionalDocumentReference>
    //     </cac:BillingReference>
    //     <cac:Signature>
    //         <cbc:ID>urn:oasis:names:specification:ubl:signature:Invoice</cbc:ID>
    //         <cbc:SignatureMethod>urn:oasis:names:specification:ubl:dsig:enveloped:xades</cbc:SignatureMethod>
    //     </cac:Signature>
    //     <cac:AccountingSupplierParty>
    //         <cac:Party>
    //             <cbc:IndustryClassificationCode name="Other information technology service activities n.e.c.">62099</cbc:IndustryClassificationCode>
    //             <cac:PartyIdentification>
    //                 <cbc:ID schemeID="TIN">C99999999999</cbc:ID>
    //             </cac:PartyIdentification>
    //             <cac:PartyIdentification>
    //                 <cbc:ID schemeID="BRN">200801099999</cbc:ID>
    //             </cac:PartyIdentification>
    //             <cac:PostalAddress>
    //                 <cbc:CityName>Cheras</cbc:CityName>
    //                 <cbc:PostalZone>56000</cbc:PostalZone>
    //                 <cbc:CountrySubentityCode>14</cbc:CountrySubentityCode>
    //                 <cac:AddressLine>
    //                     <cbc:Line>A-3, 11, Jalan 2/199a,</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:AddressLine>
    //                     <cbc:Line>Cheras, 56000 Cheras</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:AddressLine>
    //                     <cbc:Line>Wilayah Persekutuan Kuala Lumpur</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:Country>
    //                     <cbc:IdentificationCode listAgencyID="6" listID="ISO3166-1">MYS</cbc:IdentificationCode>
    //                 </cac:Country>
    //             </cac:PostalAddress>
    //             <cac:PartyLegalEntity>
    //                 <cbc:RegistrationName>ABC SYSTEMS SERVICES</cbc:RegistrationName>
    //             </cac:PartyLegalEntity>
    //             <cac:Contact>
    //                 <cbc:Telephone>019-626 9999</cbc:Telephone>
    //                 <cbc:ElectronicMail>Info@abc.com.my</cbc:ElectronicMail>
    //             </cac:Contact>
    //         </cac:Party>
    //     </cac:AccountingSupplierParty>
    //     <cac:AccountingCustomerParty>
    //         <cac:Party>
    //             <cac:PartyIdentification>
    //                 <cbc:ID schemeID="TIN">C99999999999</cbc:ID>
    //             </cac:PartyIdentification>
    //             <cac:PartyIdentification>
    //                 <cbc:ID schemeID="BRN">200801099999</cbc:ID>
    //             </cac:PartyIdentification>
    //             <cac:PostalAddress>
    //                 <cbc:CityName>Cheras</cbc:CityName>
    //                 <cbc:PostalZone>56000</cbc:PostalZone>
    //                 <cbc:CountrySubentityCode>14</cbc:CountrySubentityCode>
    //                 <cac:AddressLine>
    //                     <cbc:Line>A-3, 11, Jalan 2/199a,</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:AddressLine>
    //                     <cbc:Line>Cheras, 56000 Cheras</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:AddressLine>
    //                     <cbc:Line>Cheras, 56000 Cheras</cbc:Line>
    //                 </cac:AddressLine>
    //                 <cac:Country>
    //                     <cbc:IdentificationCode listAgencyID="6" listID="ISO3166-1">MYS</cbc:IdentificationCode>
    //                 </cac:Country>
    //             </cac:PostalAddress>
    //             <cac:PartyLegalEntity>
    //                 <cbc:RegistrationName>ABC SYSTEMS SERVICES</cbc:RegistrationName>
    //             </cac:PartyLegalEntity>
    //             <cac:Contact>
    //                 <cbc:Telephone>019-626 9999</cbc:Telephone>
    //                 <cbc:ElectronicMail>Info@abc.com.my</cbc:ElectronicMail>
    //             </cac:Contact>
    //         </cac:Party>
    //     </cac:AccountingCustomerParty>
    //     <cac:TaxTotal>
    //         <cbc:TaxAmount currencyID="MYR">0</cbc:TaxAmount>
    //         <cac:TaxSubtotal>
    //             <cbc:TaxableAmount currencyID="MYR">40</cbc:TaxableAmount>
    //             <cbc:TaxAmount currencyID="MYR">0</cbc:TaxAmount>
    //             <cac:TaxCategory>
    //                 <cbc:ID>6</cbc:ID>
    //                 <cbc:Percent>0</cbc:Percent>
    //                 <cac:TaxScheme>
    //                     <cbc:ID schemeAgencyID="6" schemeID="UN/ECE 5153">OTH</cbc:ID>
    //                 </cac:TaxScheme>
    //             </cac:TaxCategory>
    //         </cac:TaxSubtotal>
    //     </cac:TaxTotal>
    //     <cac:LegalMonetaryTotal>
    //         <cbc:LineExtensionAmount currencyID="MYR">40</cbc:LineExtensionAmount>
    //         <cbc:TaxExclusiveAmount currencyID="MYR">40</cbc:TaxExclusiveAmount>
    //         <cbc:TaxInclusiveAmount currencyID="MYR">49</cbc:TaxInclusiveAmount>
    //         <cbc:AllowanceTotalAmount currencyID="MYR">0</cbc:AllowanceTotalAmount>
    //         <cbc:PayableAmount currencyID="MYR">49</cbc:PayableAmount>
    //     </cac:LegalMonetaryTotal>
    //     <cac:InvoiceLine>
    //         <cbc:ID>1</cbc:ID>
    //         <cbc:InvoicedQuantity unitCode="H87">2</cbc:InvoicedQuantity>
    //         <cbc:LineExtensionAmount currencyID="MYR">40</cbc:LineExtensionAmount>
    //         <cac:TaxTotal>
    //             <cbc:TaxAmount currencyID="MYR">0</cbc:TaxAmount>
    //             <cac:TaxSubtotal>
    //                 <cbc:TaxableAmount currencyID="MYR">40</cbc:TaxableAmount>
    //                 <cbc:TaxAmount currencyID="MYR">0</cbc:TaxAmount>
    //                 <cac:TaxCategory>
    //                     <cbc:ID>6</cbc:ID>
    //                     <cbc:Percent>0</cbc:Percent>
    //                     <cac:TaxScheme>
    //                         <cbc:ID schemeAgencyID="6" schemeID="UN/ECE 5153">OTH</cbc:ID>
    //                     </cac:TaxScheme>
    //                 </cac:TaxCategory>
    //             </cac:TaxSubtotal>
    //         </cac:TaxTotal>
    //         <cac:Item>
    //             <cbc:Description>Computer Monitor 24 inch</cbc:Description>
    //             <cac:CommodityClassification>
    //                 <cbc:ItemClassificationCode listID="CLASS">3</cbc:ItemClassificationCode>
    //             </cac:CommodityClassification>
    //         </cac:Item>
    //         <cac:Price>
    //             <cbc:PriceAmount currencyID="MYR">20</cbc:PriceAmount>
    //         </cac:Price>
    //         <cac:ItemPriceExtension>
    //             <cbc:Amount currencyID="MYR">40</cbc:Amount>
    //         </cac:ItemPriceExtension>
    //     </cac:InvoiceLine>
    // </Invoice>

    xmlToSign = CkXml_Create();
    success = CkXml_LoadXmlFile(xmlToSign,"qa_data/xml/myinvois_notYetSigned.xml");
    if (success == FALSE) {
        printf("Failed to load the XML to be signed.\n");
        CkXml_Dispose(xmlToSign);
        return;
    }

    gen = CkXmlDSigGen_Create();
    // ------------------------------------------------------------------------------------------------
    // This behavior is required for the peculiarities of the MyInvois implementation.
    // It requires Chilkat 10.0.0 or later.
    CkXmlDSigGen_putBehaviors(gen,"MyInvois");
    // ------------------------------------------------------------------------------------------------

    CkXmlDSigGen_putSigLocation(gen,"Invoice|ext:UBLExtensions|ext:UBLExtension|ext:ExtensionContent|sig:UBLDocumentSignatures|sac:SignatureInformation");
    CkXmlDSigGen_putSigLocationMod(gen,0);
    CkXmlDSigGen_putSigId(gen,"signature");
    CkXmlDSigGen_putSigNamespacePrefix(gen,"ds");
    CkXmlDSigGen_putSigNamespaceUri(gen,"http://www.w3.org/2000/09/xmldsig#");
    CkXmlDSigGen_putSignedInfoCanonAlg(gen,"C14N_11");
    CkXmlDSigGen_putSignedInfoDigestMethod(gen,"sha256");

    // Create an Object to be added to the Signature.
    object1 = CkXml_Create();
    CkXml_putTag(object1,"xades:QualifyingProperties");
    CkXml_AddAttribute(object1,"xmlns:xades","http://uri.etsi.org/01903/v1.3.2#");
    CkXml_AddAttribute(object1,"Target","signature");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties",TRUE,"Id","id-xades-signed-props");
    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",TRUE,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256");
    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");

    CkXmlDSigGen_AddObject(gen,"",CkXml_getXml(object1),"","");

    // -------- Reference 1 --------
    xml1 = CkXml_Create();
    CkXml_putTag(xml1,"ds:Transforms");
    CkXml_UpdateAttrAt(xml1,"ds:Transform",TRUE,"Algorithm","http://www.w3.org/TR/1999/REC-xpath-19991116");
    CkXml_UpdateChildContent(xml1,"ds:Transform|ds:XPath","not(//ancestor-or-self::ext:UBLExtensions)");
    CkXml_UpdateAttrAt(xml1,"ds:Transform[1]",TRUE,"Algorithm","http://www.w3.org/TR/1999/REC-xpath-19991116");
    CkXml_UpdateChildContent(xml1,"ds:Transform[1]|ds:XPath","not(//ancestor-or-self::cac:Signature)");
    CkXml_UpdateAttrAt(xml1,"ds:Transform[2]",TRUE,"Algorithm","http://www.w3.org/2006/12/xml-c14n11");

    CkXmlDSigGen_AddSameDocRef2(gen,"","sha256",xml1,"");
    CkXmlDSigGen_SetRefIdAttr(gen,"","id-doc-signed-data");

    // -------- Reference 2 --------
    CkXmlDSigGen_AddObjectRef(gen,"id-xades-signed-props","sha256","","","http://www.w3.org/2000/09/xmldsig#SignatureProperties");

    // Provide a certificate + private key. (PFX password is test123)
    cert = CkCert_Create();
    success = CkCert_LoadPfxFile(cert,"qa_data/pfx/cert_test123.pfx","test123");
    if (success != TRUE) {
        printf("%s\n",CkCert_lastErrorText(cert));
        CkXml_Dispose(xmlToSign);
        CkXmlDSigGen_Dispose(gen);
        CkXml_Dispose(object1);
        CkXml_Dispose(xml1);
        CkCert_Dispose(cert);
        return;
    }

    CkXmlDSigGen_SetX509Cert(gen,cert,TRUE);

    CkXmlDSigGen_putKeyInfoType(gen,"X509Data");
    CkXmlDSigGen_putX509Type(gen,"Certificate");

    // Load XML to be signed...
    sbXml = CkStringBuilder_Create();
    CkXml_putEmitCompact(xmlToSign,TRUE);
    CkXml_GetXmlSb(xmlToSign,sbXml);

    // Sign the XML...
    success = CkXmlDSigGen_CreateXmlDSigSb(gen,sbXml);
    if (success != TRUE) {
        printf("%s\n",CkXmlDSigGen_lastErrorText(gen));
        CkXml_Dispose(xmlToSign);
        CkXmlDSigGen_Dispose(gen);
        CkXml_Dispose(object1);
        CkXml_Dispose(xml1);
        CkCert_Dispose(cert);
        CkStringBuilder_Dispose(sbXml);
        return;
    }

    // -----------------------------------------------

    // Save the signed XML to a file.
    success = CkStringBuilder_WriteFile(sbXml,"c:/temp/qa_output/signedXml.xml","utf-8",FALSE);

    printf("%s\n",CkStringBuilder_getAsString(sbXml));

    // ----------------------------------------
    // Verify the signatures we just produced...
    verifier = CkXmlDSig_Create();
    success = CkXmlDSig_LoadSignatureSb(verifier,sbXml);
    if (success != TRUE) {
        printf("%s\n",CkXmlDSig_lastErrorText(verifier));
        CkXml_Dispose(xmlToSign);
        CkXmlDSigGen_Dispose(gen);
        CkXml_Dispose(object1);
        CkXml_Dispose(xml1);
        CkCert_Dispose(cert);
        CkStringBuilder_Dispose(sbXml);
        CkXmlDSig_Dispose(verifier);
        return;
    }

    // ----------------------------------------
    // Make sure to indicate that we are verifying a MyInvois signature
    // This is because MyInvois does things in a non-standard way..
    CkXmlDSig_putUncommonOptions(verifier,"MyInvois");
    // ----------------------------------------

    numSigs = CkXmlDSig_getNumSignatures(verifier);
    verifyIdx = 0;
    while (verifyIdx < numSigs) {
        CkXmlDSig_putSelector(verifier,verifyIdx);
        verified = CkXmlDSig_VerifySignature(verifier,TRUE);
        if (verified != TRUE) {
            printf("%s\n",CkXmlDSig_lastErrorText(verifier));
            CkXml_Dispose(xmlToSign);
            CkXmlDSigGen_Dispose(gen);
            CkXml_Dispose(object1);
            CkXml_Dispose(xml1);
            CkCert_Dispose(cert);
            CkStringBuilder_Dispose(sbXml);
            CkXmlDSig_Dispose(verifier);
            return;
        }

        verifyIdx = verifyIdx + 1;
    }

    printf("All signatures were successfully verified.\n");


    CkXml_Dispose(xmlToSign);
    CkXmlDSigGen_Dispose(gen);
    CkXml_Dispose(object1);
    CkXml_Dispose(xml1);
    CkCert_Dispose(cert);
    CkStringBuilder_Dispose(sbXml);
    CkXmlDSig_Dispose(verifier);

    }