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(Objective-C) Create JPK_VAT XaDES-BES Signed XMLDemonstrates how to sign XML for JPK_VAT.
#import <CkoXml.h> #import <CkoXmlDSigGen.h> #import <CkoCert.h> #import <CkoStringBuilder.h> #import <CkoXmlDSig.h> // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // This example will sign the following XML document: // <?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">...</EncryptionKey> // <DocumentList> // <Document> // <FormCode schemaVersion="1-1" systemCode="JPK_VAT (3)">JPK_VAT</FormCode> // <FileName>JPK_VAT_3_v1-1_20181208.xml</FileName> // <ContentLength>8736</ContentLength> // <HashValue algorithm="SHA-256" encoding="Base64">JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ=</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">FFsCRAPYJD3J6cRvd44UDA==</IV> // </AES> // </Encryption> // <FileSignature> // <OrdinalNumber>1</OrdinalNumber> // <FileName>JPK_VAT_3_v1-1_20181208-000.xml.zip.aes</FileName> // <ContentLength>16</ContentLength> // <HashValue algorithm="MD5" encoding="Base64">BX2DTD3ASC/zF6aq/012Cg==</HashValue> // </FileSignature> // </FileSignatureList> // </Document> // </DocumentList> // </InitUpload> // First we build the XML to be signed. // // Use this online tool to generate the code from sample XML: // Generate Code to Create XML BOOL success = YES; CkoXml *xmlToSign = [[CkoXml alloc] init]; xmlToSign.Tag = @"InitUpload"; [xmlToSign AddAttribute: @"xmlns" value: @"http://e-dokumenty.mf.gov.pl"]; [xmlToSign UpdateChildContent: @"DocumentType" value: @"JPK"]; [xmlToSign UpdateChildContent: @"Version" value: @"01.02.01.20160617"]; [xmlToSign UpdateAttrAt: @"EncryptionKey" autoCreate: YES attrName: @"algorithm" attrValue: @"RSA"]; [xmlToSign UpdateAttrAt: @"EncryptionKey" autoCreate: YES attrName: @"encoding" attrValue: @"Base64"]; [xmlToSign UpdateAttrAt: @"EncryptionKey" autoCreate: YES attrName: @"mode" attrValue: @"ECB"]; [xmlToSign UpdateAttrAt: @"EncryptionKey" autoCreate: YES attrName: @"padding" attrValue: @"PKCS#1"]; [xmlToSign UpdateChildContent: @"EncryptionKey" value: @"..."]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FormCode" autoCreate: YES attrName: @"schemaVersion" attrValue: @"1-1"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FormCode" autoCreate: YES attrName: @"systemCode" attrValue: @"JPK_VAT (3)"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FormCode" value: @"JPK_VAT"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileName" value: @"JPK_VAT_3_v1-1_20181208.xml"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|ContentLength" value: @"8736"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|HashValue" autoCreate: YES attrName: @"algorithm" attrValue: @"SHA-256"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|HashValue" autoCreate: YES attrName: @"encoding" attrValue: @"Base64"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|HashValue" value: @"JEEI1pItwh6dj/Xe1uts/x61qnjZ4DLHpkRMhmf1oQQ="]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList" autoCreate: YES attrName: @"filesNumber" attrValue: @"1"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Packaging|SplitZip" autoCreate: YES attrName: @"mode" attrValue: @"zip"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Packaging|SplitZip" autoCreate: YES attrName: @"type" attrValue: @"split"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES" autoCreate: YES attrName: @"block" attrValue: @"16"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES" autoCreate: YES attrName: @"mode" attrValue: @"CBC"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES" autoCreate: YES attrName: @"padding" attrValue: @"PKCS#7"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES" autoCreate: YES attrName: @"size" attrValue: @"256"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES|IV" autoCreate: YES attrName: @"bytes" attrValue: @"16"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|Encryption|AES|IV" autoCreate: YES attrName: @"encoding" attrValue: @"Base64"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileSignatureList|Encryption|AES|IV" value: @"FFsCRAPYJD3J6cRvd44UDA=="]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileSignatureList|FileSignature|OrdinalNumber" value: @"1"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileSignatureList|FileSignature|FileName" value: @"JPK_VAT_3_v1-1_20181208-000.xml.zip.aes"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileSignatureList|FileSignature|ContentLength" value: @"16"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|FileSignature|HashValue" autoCreate: YES attrName: @"algorithm" attrValue: @"MD5"]; [xmlToSign UpdateAttrAt: @"DocumentList|Document|FileSignatureList|FileSignature|HashValue" autoCreate: YES attrName: @"encoding" attrValue: @"Base64"]; [xmlToSign UpdateChildContent: @"DocumentList|Document|FileSignatureList|FileSignature|HashValue" value: @"BX2DTD3ASC/zF6aq/012Cg=="]; // Also see the online tool to generate the code from sample already-signed XML: // Generate XML Signature Creation Code from an Already-Signed XML Sample CkoXmlDSigGen *gen = [[CkoXmlDSigGen alloc] init]; gen.SigLocation = @"InitUpload"; gen.SigId = @"id-1234"; gen.SigNamespacePrefix = @"ds"; gen.SigNamespaceUri = @"http://www.w3.org/2000/09/xmldsig#"; gen.SignedInfoCanonAlg = @"EXCL_C14N"; gen.SignedInfoDigestMethod = @"sha256"; // Create an Object to be added to the Signature. CkoXml *object1 = [[CkoXml alloc] init]; object1.Tag = @"xades:QualifyingProperties"; [object1 AddAttribute: @"Target" value: @"#id-1234"]; [object1 AddAttribute: @"xmlns:xades" value: @"http://uri.etsi.org/01903/v1.3.2#"]; [object1 UpdateAttrAt: @"xades:SignedProperties" autoCreate: YES attrName: @"Id" attrValue: @"xades-id-1234"]; [object1 UpdateChildContent: @"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningTime" value: @"TO BE GENERATED BY CHILKAT"]; [object1 UpdateAttrAt: @"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestMethod" autoCreate: YES attrName: @"Algorithm" attrValue: @"http://www.w3.org/2001/04/xmlenc#sha256"]; [object1 UpdateChildContent: @"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:CertDigest|ds:DigestValue" value: @"TO BE GENERATED BY CHILKAT"]; [object1 UpdateChildContent: @"xades:SignedProperties|xades:SignedSignatureProperties|xades:SigningCertificateV2|xades:Cert|xades:IssuerSerialV2" value: @"TO BE GENERATED BY CHILKAT"]; [object1 UpdateAttrAt: @"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat" autoCreate: YES attrName: @"ObjectReference" attrValue: @"#r-id-1"]; [object1 UpdateChildContent: @"xades:SignedProperties|xades:SignedDataObjectProperties|xades:DataObjectFormat|xades:MimeType" value: @"text/xml"]; [gen AddObject: @"" content: [object1 GetXml] mimeType: @"" encoding: @""]; // -------- Reference 1 -------- CkoXml *xml1 = [[CkoXml alloc] init]; xml1.Tag = @"ds:Transforms"; [xml1 UpdateAttrAt: @"ds:Transform" autoCreate: YES attrName: @"Algorithm" attrValue: @"http://www.w3.org/TR/1999/REC-xpath-19991116"]; [xml1 UpdateChildContent: @"ds:Transform|ds:XPath" value: @"not(ancestor-or-self::ds:Signature)"]; [xml1 UpdateAttrAt: @"ds:Transform[1]" autoCreate: YES attrName: @"Algorithm" attrValue: @"http://www.w3.org/2001/10/xml-exc-c14n#"]; [gen AddSameDocRef2: @"" digestMethod: @"sha256" transforms: xml1 refType: @""]; [gen SetRefIdAttr: @"" value: @"r-id-1"]; // -------- Reference 2 -------- CkoXml *xml2 = [[CkoXml alloc] init]; xml2.Tag = @"ds:Transforms"; [xml2 UpdateAttrAt: @"ds:Transform" autoCreate: YES attrName: @"Algorithm" attrValue: @"http://www.w3.org/2001/10/xml-exc-c14n#"]; [gen AddObjectRef2: @"xades-id-1234" digestMethod: @"sha256" transforms: xml2 refType: @"http://uri.etsi.org/01903#SignedProperties"]; // Provide a certificate + private key. (PFX password is test123) // See Load Certificate on Smartcard for an example showing how to load the cert from a smartcard.. CkoCert *cert = [[CkoCert alloc] init]; success = [cert LoadPfxFile: @"qa_data/pfx/cert_test123.pfx" password: @"test123"]; if (success != YES) { NSLog(@"%@",cert.LastErrorText); return; } [gen SetX509Cert: cert usePrivateKey: YES]; gen.KeyInfoType = @"X509Data"; gen.X509Type = @"Certificate"; // Load XML to be signed... CkoStringBuilder *sbXml = [[CkoStringBuilder alloc] init]; [xmlToSign GetXmlSb: sbXml]; gen.Behaviors = @"IndentedSignature,TransformSignatureXPath,IssuerSerialHex"; // Sign the XML... success = [gen CreateXmlDSigSb: sbXml]; if (success != YES) { NSLog(@"%@",gen.LastErrorText); return; } // Save the signed XMl to a file. success = [sbXml WriteFile: @"qa_output/signedXml.xml" charset: @"utf-8" emitBom: NO]; NSLog(@"%@",[sbXml GetAsString]); // ---------------------------------------- // Verify the signature we just produced... CkoXmlDSig *verifier = [[CkoXmlDSig alloc] init]; success = [verifier LoadSignatureSb: sbXml]; if (success != YES) { NSLog(@"%@",verifier.LastErrorText); return; } BOOL verified = [verifier VerifySignature: YES]; if (verified != YES) { NSLog(@"%@",verifier.LastErrorText); return; } NSLog(@"%@",@"This signature was successfully verified."); |
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