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(C) Create XAdES for Malaysia E-InvoiceSee more XML Digital Signatures ExamplesThis 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/
#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; BOOL success; HCkXmlDSigGen gen; HCkXml object1; HCkCert cert; HCkStringBuilder sbXml; HCkXmlDSig verifier; int numSigs; int verifyIdx; BOOL verified; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. success = TRUE; // See also: MyInvois Malaysia Login as Intermediary System // Load the XML invoice to sign. xmlToSign = CkXml_Create(); success = CkXml_LoadXmlFile(xmlToSign,"c:/someDir/eInvoice.xml"); if (success == FALSE) { printf("%s\n",CkXml_lastErrorText(xmlToSign)); CkXml_Dispose(xmlToSign); return; } // Note: If you have a sample of already-signed XML, then you can copy it into Chilkat's online tool at // Generate XAdES Code // to generate the source code that would produce the signed XML. // A sample of already signed XML is made available at https://sdk.myinvois.hasil.gov.my/files/one-doc-signed.xml gen = CkXmlDSigGen_Create(); 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 -------- CkXmlDSigGen_AddSameDocRef(gen,"","sha256","C14N_11","",""); 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); 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_GetXmlSb(xmlToSign,sbXml); CkXmlDSigGen_putBehaviors(gen,"IndentedSignature,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,"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); 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); } |
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