public boolean dec(String pubfile, String prvfile, String encfile, String decfile)
throws Exception {
byte[] plt, prv_byte, pub_byte;
CpabeEncryptedFile ciphertext;
BswabeCph cph;
BswabePrv prv;
BswabePub pub;
/* get BswabePub from pubfile */
pub_byte = Common.suckFile(pubfile);
pub = new BswabePub();
pub.initFromBuffer(pub_byte);
/* read ciphertext */
ciphertext = new CpabeEncryptedFile(pub, encfile);
cph = ciphertext.getCph();
/* get BswabePrv form prvfile */
prv_byte = Common.suckFile(prvfile);
prv = new BswabePrv(pub);
prv.initFromBuffer(prv_byte);
BswabeElementBoolean beb = Bswabe.dec(pub, prv, cph);
if (beb.isSuccessful() == false) {
return false;
}
plt = AESCoder.decrypt(beb.getElement().toBytes(), ciphertext.getAesBuf());
Common.spitFile(decfile, plt);
return true;
}
public boolean enc(String pubfile, String policy, String inputfile, String encfile)
throws Exception {
CpabeEncryptedFile encFile;
BswabePub pub;
BswabeCph cph;
BswabeCphKey keyCph;
byte[] plt, aesBuf, pub_byte;
Element m;
/* get BswabePub from pubfile */
pub_byte = Common.suckFile(pubfile);
pub = new BswabePub();
pub.initFromBuffer(pub_byte);
/* encrypt */
keyCph = Bswabe.enc(pub, policy);
cph = keyCph.cph;
m = keyCph.key;
if (cph == null) {
return false;
}
/* write file to encrypted */
plt = Common.suckFile(inputfile);
aesBuf = AESCoder.encrypt(m.toBytes(), plt);
encFile = new CpabeEncryptedFile(cph, aesBuf);
Common.spitFile(encfile, encFile.serialize());
return true;
}
@Test
public void httpclientTest() {
// 创建默认的httpClient实例.
CloseableHttpClient httpclient = HttpClients.createDefault();
// 创建httppost
HttpPost httppost = new HttpPost(POST_URL);
String secrectKey = null;
try {
secrectKey = AESCoder.initKeyString();
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
try {
byte[] secrectKyeByteArray = secrectKey.getBytes();
byte[] encryptByPublicKey = RSACoder.encryptByPublicKey(secrectKyeByteArray, publicKey);
httppost.setEntity(new ByteArrayEntity(encryptByPublicKey));
} catch (Exception e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
System.out.println("executing request " + httppost.getURI());
CloseableHttpResponse response = null;
try {
response = httpclient.execute(httppost);
// if (entity != null) {
// System.out.println("--------------------------------------");
// String responseString = EntityUtils.toString(entity);
// System.out.println("Response content: " + responseString);
// System.out.println("--------------------------------------");
try {
byte[] input =
AESCoder.decrypt(IOUtils.toByteArray(response.getEntity().getContent()), secrectKey);
String serverData = new String(input);
System.out.println("server data: " + serverData);
org.junit.Assert.assertNotNull(input);
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
// }
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} finally {
try {
response.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
try {
httpclient.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
