cool... thanks ! :)) I guess it is ok if I include a version of the code on my home page?
kind regards, danny. ------------------------------------------------------------------------------ mail: danny.decock:at:esat:dot:kuleuven:dot:be http://godot.be godot:at:advalvas:dot:be http://godot.studentenweb.org godot:at:godot:dot:be web: http://www.esat.kuleuven.be/~decockd --- On Fri, 3 Mar 2006, Frankinet Philippe wrote: > Dear Danny, Bruno and Paulo, > > As promised on the forum > (http://homes.esat.kuleuven.be/~decockd/wiki/bin/view.cgi/Eid/EidForum - 28 > feb 2006), you can find as attachment a sample code with iText and the new > belgium EID card. > Thanks to Danny for his wonderfull code ;-) > > I've also tested iText, the EID card and IAIK (http://jce.iaik.tugraz.at) > without any problem. > > > Here is the code : > > package be.nsi.security.signature.pdf; > > import java.io.ByteArrayOutputStream; > import java.io.File; > import java.io.FileNotFoundException; > import java.io.FileOutputStream; > import java.io.InputStream; > import java.security.MessageDigest; > import java.security.cert.Certificate; > > import com.lowagie.text.*; > import com.lowagie.text.pdf.*; > > import be.godot.sc.engine.BelpicCard; > > public class PDFSign > { > String[] args; > > public PDFSign(String[] args) > { > super(); > this.args = args; > } > > public void selfSignMode() throws Throwable > { > File file = new File(args[0]); > if (!file.exists()) > throw new FileNotFoundException("File "+ file.getPath() + "doesn't > exist"); > > PdfReader reader = new PdfReader(file.getPath()); > FileOutputStream fout = new FileOutputStream(args[0]+".selfsignmode.pdf"); > PdfStamper stamper = PdfStamper.createSignature(reader, fout, '\0'); > PdfSignatureAppearance sap = stamper.getSignatureAppearance(); > > Certificate[] certs = new Certificate[1]; > > BelpicCard scd = new BelpicCard(""); > certs[0] = scd.getNonRepudiationCertificate(); > > //sap.setCrypto(iKeyStore.getPrivateKey(eidCertificate.getAlias(),null), > certs, null, PdfSignatureAppearance.WINCER_SIGNED); > sap.setCrypto(null, certs, null, PdfSignatureAppearance.SELF_SIGNED); > sap.setReason("How to use iText with the new belgian electronic identity > card"); > sap.setLocation("Belgium"); > // comment next line to have an invisible signature > sap.setVisibleSignature(new Rectangle(100, 100, 200, 200), 1, null); > sap.setExternalDigest(new byte[128], new byte[20], "RSA"); > sap.preClose(); > > // Self-Sign mode > PdfPKCS7 sig = sap.getSigStandard().getSigner(); > > byte[] content = streamToByteArray(sap.getRangeStream()); > byte[] hash= MessageDigest.getInstance("SHA-1").digest(content); > byte[] signatureBytes = scd.generateNonRepudiationSignature(hash); > > sig.setExternalDigest(signatureBytes, null, "RSA"); > PdfDictionary dic = new PdfDictionary(); > dic.put(PdfName.CONTENTS, new > PdfString(sig.getEncodedPKCS1()).setHexWriting(true)); > sap.close(dic); > } > > public static byte[] streamToByteArray(InputStream stream) throws Throwable > { > if (stream == null) > { > return null; > } > else > { > ByteArrayOutputStream byteArray = new ByteArrayOutputStream(); > byte buffer[] = new byte[1024]; > int c = 0; > while ( (c = stream.read(buffer)) > 0) > { > byteArray.write(buffer, 0, c); > } > byteArray.flush(); > return byteArray.toByteArray(); > } > } > > > public static void main(String[] args) > { > try > { > PDFSign pdfsign = new PDFSign(args); > pdfsign.selfSignMode(); > } > catch(Throwable t) > { > t.printStackTrace(); > } > } > } > > > > > > Philippe Frankinet > Technical Analyst ([EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ) > > NSI S.A. (www.nsi-sa.be) <http://www.nsi-sa.be)e/> > Chaussée de Bruxelles, 174 A > B-4340 Awans - Belgique > Tél. : +32 (0)4 239 91 50 - Fax : +32 (0)4 246 13 08 > > > > > > > > > > > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid0944&bid$1720&dat1642 _______________________________________________ iText-questions mailing list iText-questions@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/itext-questions
