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(C) Paraguay E-Invoicing Signed XML (SIFEN)See more XML Digital Signatures ExamplesDemonstrates how to sign XML for e-invoicing -- SISTEMA INTEGRADO DE FACTURACIÓN ELECTRÓNICA NACIONAL (SIFEN). This is for signing XML files that need to be submitted to a government agency (Country Paraguay, SIFEN / EKUATIA, Sistema Nacional de Facturacion Electrónica).
#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 xml1; HCkCert cert; HCkStringBuilder sbXml; HCkXmlDSig verifier; int numSigs; int verifyIdx; BOOL verified; success = TRUE; // Create the XML to be signed... // Use this online tool to generate code from sample XML: // Generate Code to Create XML xmlToSign = CkXml_Create(); CkXml_putTag(xmlToSign,"rDE"); CkXml_AddAttribute(xmlToSign,"xmlns","http://ekuatia.set.gov.py/sifen/xsd"); CkXml_AddAttribute(xmlToSign,"xmlns:xsi","http://www.w3.org/2001/XMLSchema-instance"); CkXml_AddAttribute(xmlToSign,"xsi:schemaLocation","http://ekuatia.set.gov.py/sifen/xsd siRecepDE_v150.xsd"); CkXml_UpdateChildContent(xmlToSign,"dVerFor","150"); CkXml_UpdateAttrAt(xmlToSign,"DE",TRUE,"Id","01800228774059001001501012022091519999999990"); CkXml_UpdateChildContent(xmlToSign,"DE|dDVId","0"); CkXml_UpdateChildContent(xmlToSign,"DE|dFecFirma","2022-09-15T10:23:05"); CkXml_UpdateChildContent(xmlToSign,"DE|dSisFact","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gOpeDE|iTipEmi","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gOpeDE|dDesTipEmi","Normal"); CkXml_UpdateChildContent(xmlToSign,"DE|gOpeDE|dCodSeg","999999999"); CkXml_UpdateChildContent(xmlToSign,"DE|gOpeDE|dInfoEmi","GENERADA DE PEDIDO 131043202"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|iTiDE","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dDesTiDE","Factura electrnica"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dNumTim","18889014"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dEst","059"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dPunExp","001"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dNumDoc","0015010"); CkXml_UpdateChildContent(xmlToSign,"DE|gTimb|dFeIniT","2022-05-25"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|dFeEmiDE","2022-09-15T10:22:57"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|iTipTra","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|dDesTipTra","Venta de mercadera"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|iTImp","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|dDesTImp","IVA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|cMoneOpe","PYG"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gOpeCom|dDesMoneOpe","Guarani"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dRucEm","80022877"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDVEmi","4"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|iTipCont","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|cTipReg","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dNomEmi","ABCDEF SA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dNomFanEmi","ABCDEF SA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDirEmi","Jos Abcde Xyz N 666 e/Abxyz123"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dNumCas","0"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dCompDir1","N/A"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dCompDir2","N/A"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|cDepEmi","12"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDesDepEmi","CENTRAL"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|cDisEmi","153"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDesDisEmi","CAPIATA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|cCiuEmi","1234"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDesCiuEmi","CAPIATA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dTelEmi","(022) 1111 000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dEmailE","somebody@example.com.py"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|dDenSuc","PUNTO 99"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|gActEco|cActEco","47721"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gEmis|gActEco|dDesActEco","COMERCIO AL POR MENOR DE PRODUCTOS"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|iNatRec","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|iTiOpe","2"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|cPaisRec","PRY"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dDesPaisRe","Paraguay"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|iTiContRec","2"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dRucRec","80082971"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dDVRec","9"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dNomRec","XXXXXXX"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dNomFanRec","XXXXXXX"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dNumCasRec","0"); CkXml_UpdateChildContent(xmlToSign,"DE|gDatGralOpe|gDatRec|dCodCliente","9999999"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamFE|iIndPres","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamFE|dDesIndPres","Operacin presencial"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|iCondOpe","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|dDCondOpe","Contado"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni|iTiPago","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni|dDesTiPag","Efectivo"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni|dMonTiPag","100000.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni|cMoneTiPag","PYG"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni|dDMoneTiPag","Guarani"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni[1]|iTiPago","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni[1]|dDesTiPag","Efectivo"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni[1]|dMonTiPag","73600.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni[1]|cMoneTiPag","PYG"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamCond|gPaConEIni[1]|dDMoneTiPag","Guarani"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|dCodInt","818181"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|dDesProSer","Widget Abc Xyz"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|cUniMed","77"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|dDesUniMed","UNI"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|dCantProSer","2.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gValorItem|dPUniProSer","16500.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gValorItem|dTotBruOpeItem","33000.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gValorItem|gValorRestaItem|dDescItem","3300.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gValorItem|gValorRestaItem|dPorcDesIt","20.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gValorItem|gValorRestaItem|dTotOpeItem","26400.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|iAfecIVA","1"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|dDesAfecIVA","Gravado IVA"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|dPropIVA","100"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|dTasaIVA","5"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|dBasGravIVA","25142.8571"); CkXml_UpdateChildContent(xmlToSign,"DE|gDtipDE|gCamItem|gCamIVA|dLiqIVAItem","1257.1429"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dSubExe","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dSub5","26400.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dSub10","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotOpe","26400.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotDesc","6600.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotDescGlotem","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotAntItem","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotAnt","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dPorcDescTotal","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dDescTotal","6600.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dAnticipo","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dRedon","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotGralOpe","26400.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dIVA5","1257.1429"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dIVA10","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTotIVA","1257.1429"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dBaseGrav5","25142.8571"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dBaseGrav10","0.0000"); CkXml_UpdateChildContent(xmlToSign,"DE|gTotSub|dTBasGraIVA","25142.8571"); gen = CkXmlDSigGen_Create(); CkXmlDSigGen_putSigLocation(gen,"rDE"); CkXmlDSigGen_putSigLocationMod(gen,0); CkXmlDSigGen_putSigNamespacePrefix(gen,""); CkXmlDSigGen_putSigNamespaceUri(gen,"http://www.w3.org/2000/09/xmldsig#"); CkXmlDSigGen_putSignedInfoCanonAlg(gen,"C14N"); CkXmlDSigGen_putSignedInfoDigestMethod(gen,"sha256"); // -------- Reference 1 -------- xml1 = CkXml_Create(); CkXml_putTag(xml1,"Transforms"); CkXml_UpdateAttrAt(xml1,"Transform",TRUE,"Algorithm","http://www.w3.org/2000/09/xmldsig#enveloped-signature"); CkXml_UpdateAttrAt(xml1,"Transform[1]",TRUE,"Algorithm","http://www.w3.org/2001/10/xml-exc-c14n#"); CkXmlDSigGen_AddSameDocRef2(gen,"01800228774059001001501012022091516941989060","sha256",xml1,""); // 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(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_GetXmlSb(xmlToSign,sbXml); CkXmlDSigGen_putBehaviors(gen,"IndentedSignature"); // 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(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(xml1); 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(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(xml1); CkCert_Dispose(cert); CkStringBuilder_Dispose(sbXml); CkXmlDSig_Dispose(verifier); } |
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