opensource
/
fine-third
1
0
Fork 1
Code Issues Pull Requests Releases Wiki Activity
Browse Source

Merge pull request #2979 in CORE/base-third from feature/10.0 to research/10.0 

* commit '77530b312564f37fc9a36453922d5706b2530064':
  DEC-19773 refactor: itext适配新bouncycastle
research/10.0
superman 3 years ago
parent
22848e51fb 77530b3125
commit
1b324f4860
4 changed files with 1171 additions and 973 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 783
      fine-itext-old/src/main/java/com/fr/third/com/lowagie/text/pdf/PdfPKCS7.java
  2. 246
      fine-itext-old/src/main/java/com/fr/third/com/lowagie/text/pdf/PdfPublicKeySecurityHandler.java
  3. 785
      fine-itext/src/main/java/com/fr/third/v2/lowagie/text/pdf/PdfPKCS7.java
  4. 330
      fine-itext/src/main/java/com/fr/third/v2/lowagie/text/pdf/PdfPublicKeySecurityHandler.java

783
fine-itext-old/src/main/java/com/fr/third/com/lowagie/text/pdf/PdfPKCS7.java
View File

File diff suppressed because it is too large Load Diff

246
fine-itext-old/src/main/java/com/fr/third/com/lowagie/text/pdf/PdfPublicKeySecurityHandler.java
Unescape View File

@ -48,12 +48,40 @@
*/ */
/** /**
* The below 2 methods are from pdfbox. * The below 2 methods are from pdfbox.
* * <p>
* private DERObject createDERForRecipient(byte[] in, X509Certificate cert) ; * private DERObject createDERForRecipient(byte[] in, X509Certificate cert) ;
* private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0); * private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0);
* * <p>
* 2006-11-22 Aiken Sam. * 2006-11-22 Aiken Sam.
* <p>
* Copyright (c) 2003-2006, www.pdfbox.org
* All rights reserved.
* <p>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* <p>
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
* <p>
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* <p>
* http://www.pdfbox.org
*/ */
/** /**
@ -90,7 +118,9 @@
package com.fr.third.com.lowagie.text.pdf; package com.fr.third.com.lowagie.text.pdf;
import com.fr.third.org.bouncycastle.asn1.ASN1Object; import com.fr.third.org.bouncycastle.asn1.ASN1Object;
import com.fr.third.org.bouncycastle.asn1.ASN1OutputStream;
import com.fr.third.org.bouncycastle.asn1.ASN1Set; import com.fr.third.org.bouncycastle.asn1.ASN1Set;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.IOException; import java.io.IOException;
@ -110,9 +140,8 @@ import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey; import javax.crypto.SecretKey;
import com.fr.third.org.bouncycastle.asn1.ASN1InputStream; import com.fr.third.org.bouncycastle.asn1.ASN1InputStream;
import com.fr.third.org.bouncycastle.asn1.DERObjectIdentifier; import com.fr.third.org.bouncycastle.asn1.ASN1ObjectIdentifier;
import com.fr.third.org.bouncycastle.asn1.DEROctetString; import com.fr.third.org.bouncycastle.asn1.DEROctetString;
import com.fr.third.org.bouncycastle.asn1.DEROutputStream;
import com.fr.third.org.bouncycastle.asn1.DERSet; import com.fr.third.org.bouncycastle.asn1.DERSet;
import com.fr.third.org.bouncycastle.asn1.cms.ContentInfo; import com.fr.third.org.bouncycastle.asn1.cms.ContentInfo;
import com.fr.third.org.bouncycastle.asn1.cms.EncryptedContentInfo; import com.fr.third.org.bouncycastle.asn1.cms.EncryptedContentInfo;
@ -129,11 +158,11 @@ import com.fr.third.org.bouncycastle.asn1.x509.TBSCertificateStructure;
* @author Aiken Sam (aikensam@ieee.org) * @author Aiken Sam (aikensam@ieee.org)
*/ */
public class PdfPublicKeySecurityHandler { public class PdfPublicKeySecurityHandler {
static final int SEED_LENGTH = 20; static final int SEED_LENGTH = 20;
private ArrayList recipients = null; private ArrayList recipients = null;
private byte[] seed = new byte[SEED_LENGTH]; private byte[] seed = new byte[SEED_LENGTH];
public PdfPublicKeySecurityHandler() { public PdfPublicKeySecurityHandler() {
@ -141,56 +170,57 @@ public class PdfPublicKeySecurityHandler {
try { try {
key = KeyGenerator.getInstance("AES"); key = KeyGenerator.getInstance("AES");
key.init(192, new SecureRandom()); key.init(192, new SecureRandom());
SecretKey sk = key.generateKey(); SecretKey sk = key.generateKey();
System.arraycopy(sk.getEncoded(), 0, seed, 0, SEED_LENGTH); // create the 20 bytes seed System.arraycopy(sk.getEncoded(), 0, seed, 0, SEED_LENGTH); // create the 20 bytes seed
} catch (NoSuchAlgorithmException e) { } catch (NoSuchAlgorithmException e) {
seed = SecureRandom.getSeed(SEED_LENGTH); seed = SecureRandom.getSeed(SEED_LENGTH);
} }
recipients = new ArrayList(); recipients = new ArrayList();
} }
/* /*
* Routine for decode output of PdfContentByte.escapeString(byte[] bytes). * Routine for decode output of PdfContentByte.escapeString(byte[] bytes).
* It should be moved to PdfContentByte. * It should be moved to PdfContentByte.
*/ */
static public byte[] unescapedString(byte[] bytes) throws BadPdfFormatException { static public byte[] unescapedString(byte[] bytes) throws BadPdfFormatException {
ByteArrayOutputStream baos = new ByteArrayOutputStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream();
int index = 0; int index = 0;
if (bytes[0] != '(' && bytes[bytes.length-1] != ')') throw new BadPdfFormatException("Expect '(' and ')' at begin and end of the string."); if (bytes[0] != '(' && bytes[bytes.length - 1] != ')')
throw new BadPdfFormatException("Expect '(' and ')' at begin and end of the string.");
while (index < bytes.length) { while (index < bytes.length) {
if (bytes[index] == '\\') { if (bytes[index] == '\\') {
index++; index++;
switch (bytes[index]) { switch (bytes[index]) {
case 'b': case 'b':
baos.write('\b'); baos.write('\b');
break; break;
case 'f': case 'f':
baos.write('\f'); baos.write('\f');
break; break;
case 't': case 't':
baos.write('\t'); baos.write('\t');
break; break;
case 'n': case 'n':
baos.write('\n'); baos.write('\n');
break; break;
case 'r': case 'r':
baos.write('\r'); baos.write('\r');
break; break;
case '(': case '(':
baos.write('('); baos.write('(');
break; break;
case ')': case ')':
baos.write(')'); baos.write(')');
break; break;
case '\\': case '\\':
baos.write('\\'); baos.write('\\');
break; break;
} }
} else } else
baos.write(bytes[index]); baos.write(bytes[index]);
@ -198,92 +228,91 @@ public class PdfPublicKeySecurityHandler {
} }
return baos.toByteArray(); return baos.toByteArray();
} }
public void addRecipient(PdfPublicKeyRecipient recipient) { public void addRecipient(PdfPublicKeyRecipient recipient) {
recipients.add(recipient); recipients.add(recipient);
} }
protected byte[] getSeed() { protected byte[] getSeed() {
return (byte[])seed.clone(); return (byte[]) seed.clone();
} }
/* /*
public PdfPublicKeyRecipient[] getRecipients() { public PdfPublicKeyRecipient[] getRecipients() {
recipients.toArray(); recipients.toArray();
return (PdfPublicKeyRecipient[])recipients.toArray(); return (PdfPublicKeyRecipient[])recipients.toArray();
}*/ }*/
public int getRecipientsSize() { public int getRecipientsSize() {
return recipients.size(); return recipients.size();
} }
public byte[] getEncodedRecipient(int index) throws IOException, GeneralSecurityException { public byte[] getEncodedRecipient(int index) throws IOException, GeneralSecurityException {
//Certificate certificate = recipient.getX509(); //Certificate certificate = recipient.getX509();
PdfPublicKeyRecipient recipient = (PdfPublicKeyRecipient)recipients.get(index); PdfPublicKeyRecipient recipient = (PdfPublicKeyRecipient) recipients.get(index);
byte[] cms = recipient.getCms(); byte[] cms = recipient.getCms();
if (cms != null) return cms; if (cms != null) return cms;
Certificate certificate = recipient.getCertificate(); Certificate certificate = recipient.getCertificate();
int permission = recipient.getPermission();//PdfWriter.AllowCopy | PdfWriter.AllowPrinting | PdfWriter.AllowScreenReaders | PdfWriter.AllowAssembly; int permission = recipient.getPermission();//PdfWriter.AllowCopy | PdfWriter.AllowPrinting | PdfWriter.AllowScreenReaders | PdfWriter.AllowAssembly;
int revision = 3; int revision = 3;
permission |= revision==3 ? 0xfffff0c0 : 0xffffffc0; permission |= revision == 3 ? 0xfffff0c0 : 0xffffffc0;
permission &= 0xfffffffc; permission &= 0xfffffffc;
permission += 1; permission += 1;
byte[] pkcs7input = new byte[24]; byte[] pkcs7input = new byte[24];
byte one = (byte)(permission); byte one = (byte) (permission);
byte two = (byte)(permission >> 8); byte two = (byte) (permission >> 8);
byte three = (byte)(permission >> 16); byte three = (byte) (permission >> 16);
byte four = (byte)(permission >> 24); byte four = (byte) (permission >> 24);
System.arraycopy(seed, 0, pkcs7input, 0, 20); // put this seed in the pkcs7 input System.arraycopy(seed, 0, pkcs7input, 0, 20); // put this seed in the pkcs7 input
pkcs7input[20] = four; pkcs7input[20] = four;
pkcs7input[21] = three; pkcs7input[21] = three;
pkcs7input[22] = two; pkcs7input[22] = two;
pkcs7input[23] = one; pkcs7input[23] = one;
ASN1Object obj = createDERForRecipient(pkcs7input, (X509Certificate)certificate); ASN1Object obj = createDERForRecipient(pkcs7input, (X509Certificate) certificate);
ByteArrayOutputStream baos = new ByteArrayOutputStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream();
DEROutputStream k = new DEROutputStream(baos); ASN1OutputStream k = ASN1OutputStream.create(baos);
k.writeObject(obj); k.writeObject(obj);
cms = baos.toByteArray(); cms = baos.toByteArray();
recipient.setCms(cms); recipient.setCms(cms);
return cms; return cms;
} }
public PdfArray getEncodedRecipients() throws IOException, public PdfArray getEncodedRecipients() throws IOException,
GeneralSecurityException { GeneralSecurityException {
PdfArray EncodedRecipients = new PdfArray(); PdfArray EncodedRecipients = new PdfArray();
byte[] cms = null; byte[] cms = null;
for (int i=0; i<recipients.size(); i++) for (int i = 0; i < recipients.size(); i++)
try { try {
cms = getEncodedRecipient(i); cms = getEncodedRecipient(i);
EncodedRecipients.add(new PdfLiteral(PdfContentByte.escapeString(cms))); EncodedRecipients.add(new PdfLiteral(PdfContentByte.escapeString(cms)));
} catch (GeneralSecurityException e) { } catch (GeneralSecurityException e) {
EncodedRecipients = null; EncodedRecipients = null;
} catch (IOException e) { } catch (IOException e) {
EncodedRecipients = null; EncodedRecipients = null;
} }
return EncodedRecipients; return EncodedRecipients;
} }
private ASN1Object createDERForRecipient(byte[] in, X509Certificate cert) private ASN1Object createDERForRecipient(byte[] in, X509Certificate cert)
throws IOException, throws IOException,
GeneralSecurityException GeneralSecurityException {
{
String s = "1.2.840.113549.3.2"; String s = "1.2.840.113549.3.2";
AlgorithmParameterGenerator algorithmparametergenerator = AlgorithmParameterGenerator.getInstance(s); AlgorithmParameterGenerator algorithmparametergenerator = AlgorithmParameterGenerator.getInstance(s);
AlgorithmParameters algorithmparameters = algorithmparametergenerator.generateParameters(); AlgorithmParameters algorithmparameters = algorithmparametergenerator.generateParameters();
ByteArrayInputStream bytearrayinputstream = new ByteArrayInputStream(algorithmparameters.getEncoded("ASN.1")); ByteArrayInputStream bytearrayinputstream = new ByteArrayInputStream(algorithmparameters.getEncoded("ASN.1"));
@ -298,31 +327,30 @@ public class PdfPublicKeySecurityHandler {
DEROctetString deroctetstring = new DEROctetString(abyte1); DEROctetString deroctetstring = new DEROctetString(abyte1);
KeyTransRecipientInfo keytransrecipientinfo = computeRecipientInfo(cert, secretkey.getEncoded()); KeyTransRecipientInfo keytransrecipientinfo = computeRecipientInfo(cert, secretkey.getEncoded());
DERSet derset = new DERSet(new RecipientInfo(keytransrecipientinfo)); DERSet derset = new DERSet(new RecipientInfo(keytransrecipientinfo));
AlgorithmIdentifier algorithmidentifier = new AlgorithmIdentifier(new DERObjectIdentifier(s), derobject); AlgorithmIdentifier algorithmidentifier = new AlgorithmIdentifier(new ASN1ObjectIdentifier(s), derobject);
EncryptedContentInfo encryptedcontentinfo = EncryptedContentInfo encryptedcontentinfo =
new EncryptedContentInfo(PKCSObjectIdentifiers.data, algorithmidentifier, deroctetstring); new EncryptedContentInfo(PKCSObjectIdentifiers.data, algorithmidentifier, deroctetstring);
EnvelopedData env = new EnvelopedData(null, derset, encryptedcontentinfo,(ASN1Set) null); EnvelopedData env = new EnvelopedData(null, derset, encryptedcontentinfo, (ASN1Set) null);
ContentInfo contentinfo = ContentInfo contentinfo =
new ContentInfo(PKCSObjectIdentifiers.envelopedData, env); new ContentInfo(PKCSObjectIdentifiers.envelopedData, env);
return contentinfo.getContentType(); return contentinfo.getContentType();
} }
private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0) private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0)
throws GeneralSecurityException, IOException throws GeneralSecurityException, IOException {
{ ASN1InputStream asn1inputstream =
ASN1InputStream asn1inputstream = new ASN1InputStream(new ByteArrayInputStream(x509certificate.getTBSCertificate()));
new ASN1InputStream(new ByteArrayInputStream(x509certificate.getTBSCertificate())); TBSCertificateStructure tbscertificatestructure =
TBSCertificateStructure tbscertificatestructure = TBSCertificateStructure.getInstance(asn1inputstream.readObject());
TBSCertificateStructure.getInstance(asn1inputstream.readObject());
AlgorithmIdentifier algorithmidentifier = tbscertificatestructure.getSubjectPublicKeyInfo().getAlgorithmId(); AlgorithmIdentifier algorithmidentifier = tbscertificatestructure.getSubjectPublicKeyInfo().getAlgorithmId();
IssuerAndSerialNumber issuerandserialnumber = IssuerAndSerialNumber issuerandserialnumber =
new IssuerAndSerialNumber( new IssuerAndSerialNumber(
tbscertificatestructure.getIssuer(), tbscertificatestructure.getIssuer(),
tbscertificatestructure.getSerialNumber().getValue()); tbscertificatestructure.getSerialNumber().getValue());
Cipher cipher = Cipher.getInstance(algorithmidentifier.getAlgorithm().getId()); Cipher cipher = Cipher.getInstance(algorithmidentifier.getAlgorithm().getId());
cipher.init(1, x509certificate); cipher.init(1, x509certificate);
DEROctetString deroctetstring = new DEROctetString(cipher.doFinal(abyte0)); DEROctetString deroctetstring = new DEROctetString(cipher.doFinal(abyte0));
RecipientIdentifier recipId = new RecipientIdentifier(issuerandserialnumber); RecipientIdentifier recipId = new RecipientIdentifier(issuerandserialnumber);
return new KeyTransRecipientInfo( recipId, algorithmidentifier, deroctetstring); return new KeyTransRecipientInfo(recipId, algorithmidentifier, deroctetstring);
} }
} }

785
fine-itext/src/main/java/com/fr/third/v2/lowagie/text/pdf/PdfPKCS7.java
View File

File diff suppressed because it is too large Load Diff

330
fine-itext/src/main/java/com/fr/third/v2/lowagie/text/pdf/PdfPublicKeySecurityHandler.java
Unescape View File

@ -48,12 +48,124 @@
*/ */
/** /**
* The below 2 methods are from pdfbox. * The below 2 methods are from pdfbox.
* * <p>
* private DERObject createDERForRecipient(byte[] in, X509Certificate cert) ; * private DERObject createDERForRecipient(byte[] in, X509Certificate cert) ;
* private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0); * private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0);
* * <p>
* 2006-11-22 Aiken Sam. * 2006-11-22 Aiken Sam.
* <p>
* Copyright (c) 2003-2006, www.pdfbox.org
* All rights reserved.
* <p>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* <p>
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
* <p>
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* <p>
* http://www.pdfbox.org
* <p>
* Copyright (c) 2003-2006, www.pdfbox.org
* All rights reserved.
* <p>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* <p>
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
* <p>
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* <p>
* http://www.pdfbox.org
* <p>
* Copyright (c) 2003-2006, www.pdfbox.org
* All rights reserved.
* <p>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* <p>
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
* <p>
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* <p>
* http://www.pdfbox.org
* <p>
* Copyright (c) 2003-2006, www.pdfbox.org
* All rights reserved.
* <p>
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* <p>
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of pdfbox; nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
* <p>
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* <p>
* http://www.pdfbox.org
*/ */
/** /**
@ -90,7 +202,9 @@
package com.fr.third.v2.lowagie.text.pdf; package com.fr.third.v2.lowagie.text.pdf;
import com.fr.third.org.bouncycastle.asn1.ASN1Object; import com.fr.third.org.bouncycastle.asn1.ASN1Object;
import com.fr.third.org.bouncycastle.asn1.ASN1OutputStream;
import com.fr.third.org.bouncycastle.asn1.ASN1Set; import com.fr.third.org.bouncycastle.asn1.ASN1Set;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.IOException; import java.io.IOException;
@ -110,9 +224,8 @@ import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey; import javax.crypto.SecretKey;
import com.fr.third.org.bouncycastle.asn1.ASN1InputStream; import com.fr.third.org.bouncycastle.asn1.ASN1InputStream;
import com.fr.third.org.bouncycastle.asn1.DERObjectIdentifier; import com.fr.third.org.bouncycastle.asn1.ASN1ObjectIdentifier;
import com.fr.third.org.bouncycastle.asn1.DEROctetString; import com.fr.third.org.bouncycastle.asn1.DEROctetString;
import com.fr.third.org.bouncycastle.asn1.DEROutputStream;
import com.fr.third.org.bouncycastle.asn1.DERSet; import com.fr.third.org.bouncycastle.asn1.DERSet;
import com.fr.third.org.bouncycastle.asn1.cms.ContentInfo; import com.fr.third.org.bouncycastle.asn1.cms.ContentInfo;
import com.fr.third.org.bouncycastle.asn1.cms.EncryptedContentInfo; import com.fr.third.org.bouncycastle.asn1.cms.EncryptedContentInfo;
@ -129,11 +242,11 @@ import com.fr.third.org.bouncycastle.asn1.x509.TBSCertificateStructure;
* @author Aiken Sam (aikensam@ieee.org) * @author Aiken Sam (aikensam@ieee.org)
*/ */
public class PdfPublicKeySecurityHandler { public class PdfPublicKeySecurityHandler {
static final int SEED_LENGTH = 20; static final int SEED_LENGTH = 20;
private ArrayList recipients = null; private ArrayList recipients = null;
private byte[] seed = new byte[SEED_LENGTH]; private byte[] seed = new byte[SEED_LENGTH];
public PdfPublicKeySecurityHandler() { public PdfPublicKeySecurityHandler() {
@ -141,56 +254,57 @@ public class PdfPublicKeySecurityHandler {
try { try {
key = KeyGenerator.getInstance("AES"); key = KeyGenerator.getInstance("AES");
key.init(192, new SecureRandom()); key.init(192, new SecureRandom());
SecretKey sk = key.generateKey(); SecretKey sk = key.generateKey();
System.arraycopy(sk.getEncoded(), 0, seed, 0, SEED_LENGTH); // create the 20 bytes seed System.arraycopy(sk.getEncoded(), 0, seed, 0, SEED_LENGTH); // create the 20 bytes seed
} catch (NoSuchAlgorithmException e) { } catch (NoSuchAlgorithmException e) {
seed = SecureRandom.getSeed(SEED_LENGTH); seed = SecureRandom.getSeed(SEED_LENGTH);
} }
recipients = new ArrayList(); recipients = new ArrayList();
} }
/* /*
* Routine for decode output of PdfContentByte.escapeString(byte[] bytes). * Routine for decode output of PdfContentByte.escapeString(byte[] bytes).
* It should be moved to PdfContentByte. * It should be moved to PdfContentByte.
*/ */
static public byte[] unescapedString(byte[] bytes) throws BadPdfFormatException { static public byte[] unescapedString(byte[] bytes) throws BadPdfFormatException {
ByteArrayOutputStream baos = new ByteArrayOutputStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream();
int index = 0; int index = 0;
if (bytes[0] != '(' && bytes[bytes.length-1] != ')') throw new BadPdfFormatException("Expect '(' and ')' at begin and end of the string."); if (bytes[0] != '(' && bytes[bytes.length - 1] != ')')
throw new BadPdfFormatException("Expect '(' and ')' at begin and end of the string.");
while (index < bytes.length) { while (index < bytes.length) {
if (bytes[index] == '\\') { if (bytes[index] == '\\') {
index++; index++;
switch (bytes[index]) { switch (bytes[index]) {
case 'b': case 'b':
baos.write('\b'); baos.write('\b');
break; break;
case 'f': case 'f':
baos.write('\f'); baos.write('\f');
break; break;
case 't': case 't':
baos.write('\t'); baos.write('\t');
break; break;
case 'n': case 'n':
baos.write('\n'); baos.write('\n');
break; break;
case 'r': case 'r':
baos.write('\r'); baos.write('\r');
break; break;
case '(': case '(':
baos.write('('); baos.write('(');
break; break;
case ')': case ')':
baos.write(')'); baos.write(')');
break; break;
case '\\': case '\\':
baos.write('\\'); baos.write('\\');
break; break;
} }
} else } else
baos.write(bytes[index]); baos.write(bytes[index]);
@ -198,92 +312,91 @@ public class PdfPublicKeySecurityHandler {
} }
return baos.toByteArray(); return baos.toByteArray();
} }
public void addRecipient(PdfPublicKeyRecipient recipient) { public void addRecipient(PdfPublicKeyRecipient recipient) {
recipients.add(recipient); recipients.add(recipient);
} }
protected byte[] getSeed() { protected byte[] getSeed() {
return (byte[])seed.clone(); return (byte[]) seed.clone();
} }
/* /*
public PdfPublicKeyRecipient[] getRecipients() { public PdfPublicKeyRecipient[] getRecipients() {
recipients.toArray(); recipients.toArray();
return (PdfPublicKeyRecipient[])recipients.toArray(); return (PdfPublicKeyRecipient[])recipients.toArray();
}*/ }*/
public int getRecipientsSize() { public int getRecipientsSize() {
return recipients.size(); return recipients.size();
} }
public byte[] getEncodedRecipient(int index) throws IOException, GeneralSecurityException { public byte[] getEncodedRecipient(int index) throws IOException, GeneralSecurityException {
//Certificate certificate = recipient.getX509(); //Certificate certificate = recipient.getX509();
PdfPublicKeyRecipient recipient = (PdfPublicKeyRecipient)recipients.get(index); PdfPublicKeyRecipient recipient = (PdfPublicKeyRecipient) recipients.get(index);
byte[] cms = recipient.getCms(); byte[] cms = recipient.getCms();
if (cms != null) return cms; if (cms != null) return cms;
Certificate certificate = recipient.getCertificate(); Certificate certificate = recipient.getCertificate();
int permission = recipient.getPermission();//PdfWriter.AllowCopy | PdfWriter.AllowPrinting | PdfWriter.AllowScreenReaders | PdfWriter.AllowAssembly; int permission = recipient.getPermission();//PdfWriter.AllowCopy | PdfWriter.AllowPrinting | PdfWriter.AllowScreenReaders | PdfWriter.AllowAssembly;
int revision = 3; int revision = 3;
permission |= revision==3 ? 0xfffff0c0 : 0xffffffc0; permission |= revision == 3 ? 0xfffff0c0 : 0xffffffc0;
permission &= 0xfffffffc; permission &= 0xfffffffc;
permission += 1; permission += 1;
byte[] pkcs7input = new byte[24]; byte[] pkcs7input = new byte[24];
byte one = (byte)(permission); byte one = (byte) (permission);
byte two = (byte)(permission >> 8); byte two = (byte) (permission >> 8);
byte three = (byte)(permission >> 16); byte three = (byte) (permission >> 16);
byte four = (byte)(permission >> 24); byte four = (byte) (permission >> 24);
System.arraycopy(seed, 0, pkcs7input, 0, 20); // put this seed in the pkcs7 input System.arraycopy(seed, 0, pkcs7input, 0, 20); // put this seed in the pkcs7 input
pkcs7input[20] = four; pkcs7input[20] = four;
pkcs7input[21] = three; pkcs7input[21] = three;
pkcs7input[22] = two; pkcs7input[22] = two;
pkcs7input[23] = one; pkcs7input[23] = one;
ASN1Object obj = createDERForRecipient(pkcs7input, (X509Certificate)certificate); ASN1Object obj = createDERForRecipient(pkcs7input, (X509Certificate) certificate);
ByteArrayOutputStream baos = new ByteArrayOutputStream(); ByteArrayOutputStream baos = new ByteArrayOutputStream();
DEROutputStream k = new DEROutputStream(baos); ASN1OutputStream k = ASN1OutputStream.create(baos);
k.writeObject(obj); k.writeObject(obj);
cms = baos.toByteArray(); cms = baos.toByteArray();
recipient.setCms(cms); recipient.setCms(cms);
return cms; return cms;
} }
public PdfArray getEncodedRecipients() throws IOException, public PdfArray getEncodedRecipients() throws IOException,
GeneralSecurityException { GeneralSecurityException {
PdfArray EncodedRecipients = new PdfArray(); PdfArray EncodedRecipients = new PdfArray();
byte[] cms = null; byte[] cms = null;
for (int i=0; i<recipients.size(); i++) for (int i = 0; i < recipients.size(); i++)
try { try {
cms = getEncodedRecipient(i); cms = getEncodedRecipient(i);
EncodedRecipients.add(new PdfLiteral(PdfContentByte.escapeString(cms))); EncodedRecipients.add(new PdfLiteral(PdfContentByte.escapeString(cms)));
} catch (GeneralSecurityException e) { } catch (GeneralSecurityException e) {
EncodedRecipients = null; EncodedRecipients = null;
} catch (IOException e) { } catch (IOException e) {
EncodedRecipients = null; EncodedRecipients = null;
} }
return EncodedRecipients; return EncodedRecipients;
} }
private ASN1Object createDERForRecipient(byte[] in, X509Certificate cert) private ASN1Object createDERForRecipient(byte[] in, X509Certificate cert)
throws IOException, throws IOException,
GeneralSecurityException GeneralSecurityException {
{
String s = "1.2.840.113549.3.2"; String s = "1.2.840.113549.3.2";
AlgorithmParameterGenerator algorithmparametergenerator = AlgorithmParameterGenerator.getInstance(s); AlgorithmParameterGenerator algorithmparametergenerator = AlgorithmParameterGenerator.getInstance(s);
AlgorithmParameters algorithmparameters = algorithmparametergenerator.generateParameters(); AlgorithmParameters algorithmparameters = algorithmparametergenerator.generateParameters();
ByteArrayInputStream bytearrayinputstream = new ByteArrayInputStream(algorithmparameters.getEncoded("ASN.1")); ByteArrayInputStream bytearrayinputstream = new ByteArrayInputStream(algorithmparameters.getEncoded("ASN.1"));
@ -298,31 +411,30 @@ public class PdfPublicKeySecurityHandler {
DEROctetString deroctetstring = new DEROctetString(abyte1); DEROctetString deroctetstring = new DEROctetString(abyte1);
KeyTransRecipientInfo keytransrecipientinfo = computeRecipientInfo(cert, secretkey.getEncoded()); KeyTransRecipientInfo keytransrecipientinfo = computeRecipientInfo(cert, secretkey.getEncoded());
DERSet derset = new DERSet(new RecipientInfo(keytransrecipientinfo)); DERSet derset = new DERSet(new RecipientInfo(keytransrecipientinfo));
AlgorithmIdentifier algorithmidentifier = new AlgorithmIdentifier(new DERObjectIdentifier(s), derobject); AlgorithmIdentifier algorithmidentifier = new AlgorithmIdentifier(new ASN1ObjectIdentifier(s), derobject);
EncryptedContentInfo encryptedcontentinfo = EncryptedContentInfo encryptedcontentinfo =
new EncryptedContentInfo(PKCSObjectIdentifiers.data, algorithmidentifier, deroctetstring); new EncryptedContentInfo(PKCSObjectIdentifiers.data, algorithmidentifier, deroctetstring);
EnvelopedData env = new EnvelopedData(null, derset, encryptedcontentinfo,(ASN1Set) null); EnvelopedData env = new EnvelopedData(null, derset, encryptedcontentinfo, (ASN1Set) null);
ContentInfo contentinfo = ContentInfo contentinfo =
new ContentInfo(PKCSObjectIdentifiers.envelopedData, env); new ContentInfo(PKCSObjectIdentifiers.envelopedData, env);
return contentinfo.getContentType(); return contentinfo.getContentType();
} }
private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0) private KeyTransRecipientInfo computeRecipientInfo(X509Certificate x509certificate, byte[] abyte0)
throws GeneralSecurityException, IOException throws GeneralSecurityException, IOException {
{ ASN1InputStream asn1inputstream =
ASN1InputStream asn1inputstream = new ASN1InputStream(new ByteArrayInputStream(x509certificate.getTBSCertificate()));
new ASN1InputStream(new ByteArrayInputStream(x509certificate.getTBSCertificate())); TBSCertificateStructure tbscertificatestructure =
TBSCertificateStructure tbscertificatestructure = TBSCertificateStructure.getInstance(asn1inputstream.readObject());
TBSCertificateStructure.getInstance(asn1inputstream.readObject());
AlgorithmIdentifier algorithmidentifier = tbscertificatestructure.getSubjectPublicKeyInfo().getAlgorithmId(); AlgorithmIdentifier algorithmidentifier = tbscertificatestructure.getSubjectPublicKeyInfo().getAlgorithmId();
IssuerAndSerialNumber issuerandserialnumber = IssuerAndSerialNumber issuerandserialnumber =
new IssuerAndSerialNumber( new IssuerAndSerialNumber(
tbscertificatestructure.getIssuer(), tbscertificatestructure.getIssuer(),
tbscertificatestructure.getSerialNumber().getValue()); tbscertificatestructure.getSerialNumber().getValue());
Cipher cipher = Cipher.getInstance(algorithmidentifier.getAlgorithm().getId()); Cipher cipher = Cipher.getInstance(algorithmidentifier.getAlgorithm().getId());
cipher.init(1, x509certificate); cipher.init(1, x509certificate);
DEROctetString deroctetstring = new DEROctetString(cipher.doFinal(abyte0)); DEROctetString deroctetstring = new DEROctetString(cipher.doFinal(abyte0));
RecipientIdentifier recipId = new RecipientIdentifier(issuerandserialnumber); RecipientIdentifier recipId = new RecipientIdentifier(issuerandserialnumber);
return new KeyTransRecipientInfo( recipId, algorithmidentifier, deroctetstring); return new KeyTransRecipientInfo(recipId, algorithmidentifier, deroctetstring);
} }
} }

Write Preview
Loading…
Cancel
Save