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Objective-C

Compress EBICS SignaturePubKeyOrderData XML

See more EBICS Examples

This example provides a note about how to compress the SignaturePubKeyOrderData XML for EBICS.

Chilkat Objective-C Downloads

Objective-C
#import <CkoFileAccess.h>
#import <NSString.h>
#import <CkoCompression.h>

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

//  We have this XML to be compressed and then encoded in Base64.

//  <?xml version="1.0" encoding="UTF-8"?>
//  <SignaturePubKeyOrderData xmlns="http://www.ebics.org/S001" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ebics.org/S001 http://www.ebics.org/S001/ebics_signature.xsd">
//  <SignaturePubKeyInfo>
//  <ds:X509Data>
//  <ds:X509IssuerSerial>
//  <ds:X509IssuerName>ABCDEF eID User</ds:X509IssuerName>
//  <ds:X509SerialNumber>153594950300874710199347185895388116050</ds:X509SerialNumber>
//  </ds:X509IssuerSerial>
//  <ds:X509Certificate>MIIJTzCC...xzKyukE=</ds:X509Certificate>
//  </ds:X509Data>
//  <PubKeyValue>
//  <ds:RSAKeyValue><ds:Modulus>zedQEG0gNItQRG17p7CwiSv/N9YUBOzswEnfNSiNirQgb0bfWWAvCXOg7057WTCBMxOe7AHE7rLTTQFRHY2AEqSV1fj8iL7i186XnGQOFjsdVP3LBLV319HhoUIugaZOC5AbnDouq2Femr53NDK4fqYVI6skrvNo9LO4+8IBRNtR8lQudG+ABHCqIkrNjai1pXrjfEhvyAhz0URhqP00i3AUGD3BasM28uFhcNztqSfO/jp5xQOTAjSr2gCgwg9hJV5mVnOazwAEbWmKkW+NZGICrSdoyrJ+UKjbbhL6VI1woe2YufCYqYF0ec8bXdE9KlhHj+XjeaME3k/uBq22Kw==</ds:Modulus><ds:Exponent>AQAB</ds:Exponent></ds:RSAKeyValue>
//  <TimeStamp>2015-03-06T18:42:24.376+01:00</TimeStamp>
//  </PubKeyValue>
//  <SignatureVersion>A005</SignatureVersion>
//  </SignaturePubKeyInfo>
//  <PartnerID>XKB99999</PartnerID>
//  <UserID>XKB99999</UserID>
//  </SignaturePubKeyOrderData>  

CkoFileAccess *fac = [[CkoFileAccess alloc] init];
NSString *strXml = [fac ReadEntireTextFile: @"qa_data/ebics/SignaturePubKeyOrderData.xml" charset: @"utf-8"];
//  Assuming the above statement succeeded...

CkoCompression *compress = [[CkoCompression alloc] init];

//  EBICS wants the deflate algorithm with the zlib header...
compress.Algorithm = @"zlib";
compress.EncodingMode = @"base64";

NSString *b64CompressedStr = [compress CompressStringENC: strXml];

NSLog(@"%@",b64CompressedStr);