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C

TicketBAI Sign XML Example 1

See more TicketBAI Examples

First example to demonstrate how to sign XML for TicketBAI.

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;
    HCkCert cert;
    HCkStringBuilder sbXml;
    HCkXmlDSig verifier;
    int numSigs;
    int verifyIdx;
    BOOL verified;

    success = FALSE;

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    success = TRUE;

    // Create the XML to be signed...
    xmlToSign = CkXml_Create();
    CkXml_putTag(xmlToSign,"T:TicketBai");
    CkXml_AddAttribute(xmlToSign,"xmlns:T","urn:ticketbai:emision");
    CkXml_UpdateChildContent(xmlToSign,"Cabecera|IDVersionTBAI","1.2");
    CkXml_UpdateChildContent(xmlToSign,"Sujetos|Emisor|NIF","79732487C");
    CkXml_UpdateChildContent(xmlToSign,"Sujetos|Emisor|ApellidosNombreRazonSocial","ARRIOLA LEJARDI ANE");
    CkXml_UpdateChildContent(xmlToSign,"Sujetos|Destinatarios|IDDestinatario|NIF","B00000034");
    CkXml_UpdateChildContent(xmlToSign,"Sujetos|Destinatarios|IDDestinatario|ApellidosNombreRazonSocial","CONSULTORIA GALDETU");
    CkXml_UpdateChildContent(xmlToSign,"Factura|CabeceraFactura|SerieFactura","A2022");
    CkXml_UpdateChildContent(xmlToSign,"Factura|CabeceraFactura|NumFactura","0399");
    CkXml_UpdateChildContent(xmlToSign,"Factura|CabeceraFactura|FechaExpedicionFactura","06-05-2022");
    CkXml_UpdateChildContent(xmlToSign,"Factura|CabeceraFactura|HoraExpedicionFactura","10:30:28");
    CkXml_UpdateChildContent(xmlToSign,"Factura|DatosFactura|DescripcionFactura","Venta Fotocopister�a");
    CkXml_UpdateChildContent(xmlToSign,"Factura|DatosFactura|ImporteTotalFactura","31.46");
    CkXml_UpdateChildContent(xmlToSign,"Factura|DatosFactura|Claves|IDClave|ClaveRegimenIvaOpTrascendencia","01");
    CkXml_UpdateChildContent(xmlToSign,"Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|TipoNoExenta","S1");
    CkXml_UpdateChildContent(xmlToSign,"Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|BaseImponible","26.00");
    CkXml_UpdateChildContent(xmlToSign,"Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|TipoImpositivo","21.00");
    CkXml_UpdateChildContent(xmlToSign,"Factura|TipoDesglose|DesgloseFactura|Sujeta|NoExenta|DetalleNoExenta|DesgloseIVA|DetalleIVA|CuotaImpuesto","5.46");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|EncadenamientoFacturaAnterior|SerieFacturaAnterior","A2022");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|EncadenamientoFacturaAnterior|NumFacturaAnterior","0398");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|EncadenamientoFacturaAnterior|FechaExpedicionFacturaAnterior","05-05-2022");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|EncadenamientoFacturaAnterior|SignatureValueFirmaFacturaAnterior","KwXaQec65SKpVP7EU9o4nUXOx7SAftIToFsxH+2j2tXPXhpBUnS26dhdSpiMl2DlTuqRsFdZfWyYazaGHgSRQHZZAnFtpbi4BeMk");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|Software|LicenciaTBAI","TBAIPRUEBA");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|Software|EntidadDesarrolladora|NIF","A48119820");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|Software|Nombre","DFBTBAI");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|Software|Version","1.04.00");
    CkXml_UpdateChildContent(xmlToSign,"HuellaTBAI|NumSerieDispositivo","GP4FC5J");

    gen = CkXmlDSigGen_Create();

    CkXmlDSigGen_putSigLocation(gen,"T:TicketBai");
    CkXmlDSigGen_putSigLocationMod(gen,0);
    CkXmlDSigGen_putSigId(gen,"Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-Signature");
    CkXmlDSigGen_putSigNamespacePrefix(gen,"ds");
    CkXmlDSigGen_putSigNamespaceUri(gen,"http://www.w3.org/2000/09/xmldsig#");
    CkXmlDSigGen_putSigValueId(gen,"Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-SignatureValue");
    CkXmlDSigGen_putSignedInfoCanonAlg(gen,"C14N");
    CkXmlDSigGen_putSignedInfoDigestMethod(gen,"sha256");

    // Set the KeyInfoId before adding references..
    CkXmlDSigGen_putKeyInfoId(gen,"Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-KeyInfo");

    // 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,"Id","Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-QualifyingProperties");
    CkXml_AddAttribute(object1,"Target","#Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-Signature");
    CkXml_AddAttribute(object1,"xmlns:ds","http://www.w3.org/2000/09/xmldsig#");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties",TRUE,"Id","Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-SignedProperties");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime","TO BE GENERATED BY CHILKAT");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod",TRUE,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha512");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue","TO BE GENERATED BY CHILKAT");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2","TO BE GENERATED BY CHILKAT");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyId|xades:Identifier","https://www.batuz.eus/fitxategiak/batuz/ticketbai/sinadura_elektronikoaren_zehaztapenak_especificaciones_de_la_firma_electronica_v1_0.pdf");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyId|xades:Description","");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyHash|ds:DigestMethod",TRUE,"Algorithm","http://www.w3.org/2001/04/xmlenc#sha256");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyHash|ds:DigestValue","Quzn98x3PMbSHwbUzaj5f5KOpiH0u8bvmwbbbNkO9Es=");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedSignatureProperties|xades:SignaturePolicyIdentifier|xades:SignaturePolicyId|xades:SigPolicyQualifiers|xades:SigPolicyQualifier|xades:SPURI","https://www.batuz.eus/fitxategiak/batuz/ticketbai/sinadura_elektronikoaren_zehaztapenak_especificaciones_de_la_firma_electronica_v1_0.pdf");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat",TRUE,"ObjectReference","#Reference-7e6f3481-4acc-47de-90fd-67878ad15e8e");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Description","");
    CkXml_UpdateAttrAt(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Identifier",TRUE,"Qualifier","OIDAsURN");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Identifier","urn:oid:1.2.840.10003.5.109.10");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:ObjectIdentifier|xades:Description","");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType","text/xml");
    CkXml_UpdateChildContent(object1,"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:Encoding","");

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

    // -------- Reference 1 --------
    CkXmlDSigGen_AddSameDocRef(gen,"","sha512","C14N","","http://www.w3.org/2000/09/xmldsig#Object");
    CkXmlDSigGen_SetRefIdAttr(gen,"","Reference-7e6f3481-4acc-47de-90fd-67878ad15e8e");

    // -------- Reference 2 --------
    CkXmlDSigGen_AddObjectRef(gen,"Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-SignedProperties","sha512","","","http://uri.etsi.org/01903#SignedProperties");

    // -------- Reference 3 --------
    CkXmlDSigGen_AddSameDocRef(gen,"Signature-63c35f38-2b5f-4600-b3da-3ddee86d62b3-KeyInfo","sha512","","","");

    // 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);
        CkCert_Dispose(cert);
        return;
    }

    CkXmlDSigGen_SetX509Cert(gen,cert,TRUE);

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

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

    CkXmlDSigGen_putBehaviors(gen,"TransformSignatureXPath");

    // 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);
        CkCert_Dispose(cert);
        CkStringBuilder_Dispose(sbXml);
        return;
    }

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

    // Save the signed XML to a file.
    success = CkStringBuilder_WriteFile(sbXml,"qa_output/signedXml_1.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);
        CkCert_Dispose(cert);
        CkStringBuilder_Dispose(sbXml);
        CkXmlDSig_Dispose(verifier);
        return;
    }

    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);
            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);
    CkCert_Dispose(cert);
    CkStringBuilder_Dispose(sbXml);
    CkXmlDSig_Dispose(verifier);

    }