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1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package org.conscrypt;
18 
19 import java.io.FileDescriptor;
20 import java.io.IOException;
21 import java.io.OutputStream;
22 import java.net.SocketTimeoutException;
23 import java.nio.Buffer;
24 import java.security.InvalidKeyException;
25 import java.security.MessageDigest;
26 import java.security.NoSuchAlgorithmException;
27 import java.security.PrivateKey;
28 import java.security.SignatureException;
29 import java.security.cert.CertificateEncodingException;
30 import java.security.cert.CertificateException;
31 import java.security.cert.CertificateParsingException;
32 import java.util.ArrayList;
33 import java.util.Calendar;
34 import java.util.HashMap;
35 import java.util.HashSet;
36 import java.util.LinkedHashMap;
37 import java.util.List;
38 import java.util.Map;
39 import java.util.Set;
40 import javax.crypto.BadPaddingException;
41 import javax.crypto.IllegalBlockSizeException;
42 import javax.net.ssl.SSLException;
43 import javax.security.auth.x500.X500Principal;
44 
45 /**
46  * Provides the Java side of our JNI glue for OpenSSL.
47  */
48 public final class NativeCrypto {
49 
50     public static final boolean isBoringSSL;
51 
52     // --- OpenSSL library initialization --------------------------------------
53     static {
NativeCryptoJni.init()54         NativeCryptoJni.init();
55         isBoringSSL = clinit();
56     }
57 
clinit()58     private native static boolean clinit();
59 
60     // --- ENGINE functions ----------------------------------------------------
ENGINE_load_dynamic()61     public static native void ENGINE_load_dynamic();
62 
ENGINE_by_id(String id)63     public static native long ENGINE_by_id(String id);
64 
ENGINE_add(long e)65     public static native int ENGINE_add(long e);
66 
ENGINE_init(long e)67     public static native int ENGINE_init(long e);
68 
ENGINE_finish(long e)69     public static native int ENGINE_finish(long e);
70 
ENGINE_free(long e)71     public static native int ENGINE_free(long e);
72 
ENGINE_load_private_key(long e, String key_id)73     public static native long ENGINE_load_private_key(long e, String key_id) throws InvalidKeyException;
74 
ENGINE_get_id(long engineRef)75     public static native String ENGINE_get_id(long engineRef);
76 
ENGINE_ctrl_cmd_string(long engineRef, String cmd, String arg, int cmd_optional)77     public static native int ENGINE_ctrl_cmd_string(long engineRef, String cmd, String arg,
78             int cmd_optional);
79 
80     // --- DSA/RSA public/private key handling functions -----------------------
81 
EVP_PKEY_new_DSA(byte[] p, byte[] q, byte[] g, byte[] pub_key, byte[] priv_key)82     public static native long EVP_PKEY_new_DSA(byte[] p, byte[] q, byte[] g,
83                                                byte[] pub_key, byte[] priv_key);
84 
EVP_PKEY_new_RSA(byte[] n, byte[] e, byte[] d, byte[] p, byte[] q, byte[] dmp1, byte[] dmq1, byte[] iqmp)85     public static native long EVP_PKEY_new_RSA(byte[] n, byte[] e, byte[] d, byte[] p, byte[] q,
86             byte[] dmp1, byte[] dmq1, byte[] iqmp);
87 
EVP_PKEY_size(NativeRef.EVP_PKEY pkey)88     public static native int EVP_PKEY_size(NativeRef.EVP_PKEY pkey);
89 
EVP_PKEY_type(NativeRef.EVP_PKEY pkey)90     public static native int EVP_PKEY_type(NativeRef.EVP_PKEY pkey);
91 
EVP_PKEY_print_public(NativeRef.EVP_PKEY pkeyRef)92     public static native String EVP_PKEY_print_public(NativeRef.EVP_PKEY pkeyRef);
93 
EVP_PKEY_print_params(NativeRef.EVP_PKEY pkeyRef)94     public static native String EVP_PKEY_print_params(NativeRef.EVP_PKEY pkeyRef);
95 
EVP_PKEY_free(long pkey)96     public static native void EVP_PKEY_free(long pkey);
97 
EVP_PKEY_cmp(NativeRef.EVP_PKEY pkey1, NativeRef.EVP_PKEY pkey2)98     public static native int EVP_PKEY_cmp(NativeRef.EVP_PKEY pkey1, NativeRef.EVP_PKEY pkey2);
99 
i2d_PKCS8_PRIV_KEY_INFO(NativeRef.EVP_PKEY pkey)100     public static native byte[] i2d_PKCS8_PRIV_KEY_INFO(NativeRef.EVP_PKEY pkey);
101 
d2i_PKCS8_PRIV_KEY_INFO(byte[] data)102     public static native long d2i_PKCS8_PRIV_KEY_INFO(byte[] data);
103 
i2d_PUBKEY(NativeRef.EVP_PKEY pkey)104     public static native byte[] i2d_PUBKEY(NativeRef.EVP_PKEY pkey);
105 
d2i_PUBKEY(byte[] data)106     public static native long d2i_PUBKEY(byte[] data);
107 
PEM_read_bio_PUBKEY(long bioCtx)108     public static native long PEM_read_bio_PUBKEY(long bioCtx);
109 
PEM_read_bio_PrivateKey(long bioCtx)110     public static native long PEM_read_bio_PrivateKey(long bioCtx);
111 
getRSAPrivateKeyWrapper(PrivateKey key, byte[] modulus)112     public static native long getRSAPrivateKeyWrapper(PrivateKey key, byte[] modulus);
113 
getECPrivateKeyWrapper(PrivateKey key, NativeRef.EC_GROUP ecGroupRef)114     public static native long getECPrivateKeyWrapper(PrivateKey key,
115             NativeRef.EC_GROUP ecGroupRef);
116 
RSA_generate_key_ex(int modulusBits, byte[] publicExponent)117     public static native long RSA_generate_key_ex(int modulusBits, byte[] publicExponent);
118 
RSA_size(NativeRef.EVP_PKEY pkey)119     public static native int RSA_size(NativeRef.EVP_PKEY pkey);
120 
RSA_private_encrypt(int flen, byte[] from, byte[] to, NativeRef.EVP_PKEY pkey, int padding)121     public static native int RSA_private_encrypt(int flen, byte[] from, byte[] to,
122             NativeRef.EVP_PKEY pkey, int padding);
123 
RSA_public_decrypt(int flen, byte[] from, byte[] to, NativeRef.EVP_PKEY pkey, int padding)124     public static native int RSA_public_decrypt(int flen, byte[] from, byte[] to,
125             NativeRef.EVP_PKEY pkey, int padding) throws BadPaddingException, SignatureException;
126 
RSA_public_encrypt(int flen, byte[] from, byte[] to, NativeRef.EVP_PKEY pkey, int padding)127     public static native int RSA_public_encrypt(int flen, byte[] from, byte[] to,
128             NativeRef.EVP_PKEY pkey, int padding);
129 
RSA_private_decrypt(int flen, byte[] from, byte[] to, NativeRef.EVP_PKEY pkey, int padding)130     public static native int RSA_private_decrypt(int flen, byte[] from, byte[] to,
131             NativeRef.EVP_PKEY pkey, int padding) throws BadPaddingException, SignatureException;
132 
133     /**
134      * @return array of {n, e}
135      */
get_RSA_public_params(NativeRef.EVP_PKEY rsa)136     public static native byte[][] get_RSA_public_params(NativeRef.EVP_PKEY rsa);
137 
138     /**
139      * @return array of {n, e, d, p, q, dmp1, dmq1, iqmp}
140      */
get_RSA_private_params(NativeRef.EVP_PKEY rsa)141     public static native byte[][] get_RSA_private_params(NativeRef.EVP_PKEY rsa);
142 
i2d_RSAPublicKey(NativeRef.EVP_PKEY rsa)143     public static native byte[] i2d_RSAPublicKey(NativeRef.EVP_PKEY rsa);
144 
i2d_RSAPrivateKey(NativeRef.EVP_PKEY rsa)145     public static native byte[] i2d_RSAPrivateKey(NativeRef.EVP_PKEY rsa);
146 
147     // --- EC functions --------------------------
148 
149     /**
150      * Used to request EC_GROUP_new_curve_GFp to EC_GROUP_new_curve
151      */
152     public static final int EC_CURVE_GFP = 1;
153 
154     /**
155      * Used to request EC_GROUP_new_curve_GF2m to EC_GROUP_new_curve
156      */
157     public static final int EC_CURVE_GF2M = 2;
158 
EVP_PKEY_new_EC_KEY(NativeRef.EC_GROUP groupRef, NativeRef.EC_POINT pubkeyRef, byte[] privkey)159     public static native long EVP_PKEY_new_EC_KEY(NativeRef.EC_GROUP groupRef,
160             NativeRef.EC_POINT pubkeyRef, byte[] privkey);
161 
EC_GROUP_new_by_curve_name(String curveName)162     public static native long EC_GROUP_new_by_curve_name(String curveName);
163 
EC_GROUP_new_arbitrary(byte[] p, byte[] a, byte[] b, byte[] x, byte[] y, byte[] order, int cofactor)164     public static native long EC_GROUP_new_arbitrary(byte[] p, byte[] a, byte[] b, byte[] x,
165                                                      byte[] y, byte[] order, int cofactor);
166 
EC_GROUP_set_asn1_flag(NativeRef.EC_GROUP groupRef, int flag)167     public static native void EC_GROUP_set_asn1_flag(NativeRef.EC_GROUP groupRef, int flag);
168 
EC_GROUP_set_point_conversion_form(NativeRef.EC_GROUP groupRef, int form)169     public static native void EC_GROUP_set_point_conversion_form(NativeRef.EC_GROUP groupRef,
170             int form);
171 
EC_GROUP_get_curve_name(NativeRef.EC_GROUP groupRef)172     public static native String EC_GROUP_get_curve_name(NativeRef.EC_GROUP groupRef);
173 
EC_GROUP_get_curve(NativeRef.EC_GROUP groupRef)174     public static native byte[][] EC_GROUP_get_curve(NativeRef.EC_GROUP groupRef);
175 
EC_GROUP_clear_free(long groupRef)176     public static native void EC_GROUP_clear_free(long groupRef);
177 
EC_GROUP_get_generator(NativeRef.EC_GROUP groupRef)178     public static native long EC_GROUP_get_generator(NativeRef.EC_GROUP groupRef);
179 
get_EC_GROUP_type(NativeRef.EC_GROUP groupRef)180     public static native int get_EC_GROUP_type(NativeRef.EC_GROUP groupRef);
181 
EC_GROUP_get_order(NativeRef.EC_GROUP groupRef)182     public static native byte[] EC_GROUP_get_order(NativeRef.EC_GROUP groupRef);
183 
EC_GROUP_get_degree(NativeRef.EC_GROUP groupRef)184     public static native int EC_GROUP_get_degree(NativeRef.EC_GROUP groupRef);
185 
EC_GROUP_get_cofactor(NativeRef.EC_GROUP groupRef)186     public static native byte[] EC_GROUP_get_cofactor(NativeRef.EC_GROUP groupRef);
187 
EC_POINT_new(NativeRef.EC_GROUP groupRef)188     public static native long EC_POINT_new(NativeRef.EC_GROUP groupRef);
189 
EC_POINT_clear_free(long pointRef)190     public static native void EC_POINT_clear_free(long pointRef);
191 
EC_POINT_get_affine_coordinates(NativeRef.EC_GROUP groupRef, NativeRef.EC_POINT pointRef)192     public static native byte[][] EC_POINT_get_affine_coordinates(NativeRef.EC_GROUP groupRef,
193             NativeRef.EC_POINT pointRef);
194 
EC_POINT_set_affine_coordinates(NativeRef.EC_GROUP groupRef, NativeRef.EC_POINT pointRef, byte[] x, byte[] y)195     public static native void EC_POINT_set_affine_coordinates(NativeRef.EC_GROUP groupRef,
196             NativeRef.EC_POINT pointRef, byte[] x, byte[] y);
197 
EC_KEY_generate_key(NativeRef.EC_GROUP groupRef)198     public static native long EC_KEY_generate_key(NativeRef.EC_GROUP groupRef);
199 
EC_KEY_get1_group(NativeRef.EVP_PKEY pkeyRef)200     public static native long EC_KEY_get1_group(NativeRef.EVP_PKEY pkeyRef);
201 
EC_KEY_get_private_key(NativeRef.EVP_PKEY keyRef)202     public static native byte[] EC_KEY_get_private_key(NativeRef.EVP_PKEY keyRef);
203 
EC_KEY_get_public_key(NativeRef.EVP_PKEY keyRef)204     public static native long EC_KEY_get_public_key(NativeRef.EVP_PKEY keyRef);
205 
EC_KEY_set_nonce_from_hash(NativeRef.EVP_PKEY keyRef, boolean enabled)206     public static native void EC_KEY_set_nonce_from_hash(NativeRef.EVP_PKEY keyRef,
207             boolean enabled);
208 
ECDH_compute_key(byte[] out, int outOffset, NativeRef.EVP_PKEY publicKeyRef, NativeRef.EVP_PKEY privateKeyRef)209     public static native int ECDH_compute_key(byte[] out, int outOffset,
210             NativeRef.EVP_PKEY publicKeyRef, NativeRef.EVP_PKEY privateKeyRef) throws
211             InvalidKeyException;
212 
213     // --- Message digest functions --------------
214 
215     // These return const references
EVP_get_digestbyname(String name)216     public static native long EVP_get_digestbyname(String name);
217 
EVP_MD_size(long evp_md_const)218     public static native int EVP_MD_size(long evp_md_const);
219 
EVP_MD_block_size(long evp_md_const)220     public static native int EVP_MD_block_size(long evp_md_const);
221 
222     // --- Message digest context functions --------------
223 
EVP_MD_CTX_create()224     public static native long EVP_MD_CTX_create();
225 
EVP_MD_CTX_cleanup(NativeRef.EVP_MD_CTX ctx)226     public static native void EVP_MD_CTX_cleanup(NativeRef.EVP_MD_CTX ctx);
227 
EVP_MD_CTX_destroy(long ctx)228     public static native void EVP_MD_CTX_destroy(long ctx);
229 
EVP_MD_CTX_copy_ex(NativeRef.EVP_MD_CTX dst_ctx, NativeRef.EVP_MD_CTX src_ctx)230     public static native int EVP_MD_CTX_copy_ex(NativeRef.EVP_MD_CTX dst_ctx,
231             NativeRef.EVP_MD_CTX src_ctx);
232 
233     // --- Digest handling functions -------------------------------------------
234 
EVP_DigestInit_ex(NativeRef.EVP_MD_CTX ctx, long evp_md)235     public static native int EVP_DigestInit_ex(NativeRef.EVP_MD_CTX ctx, long evp_md);
236 
EVP_DigestUpdate(NativeRef.EVP_MD_CTX ctx, byte[] buffer, int offset, int length)237     public static native void EVP_DigestUpdate(NativeRef.EVP_MD_CTX ctx,
238             byte[] buffer, int offset, int length);
239 
EVP_DigestUpdateDirect(NativeRef.EVP_MD_CTX ctx, long ptr, int length)240     public static native void EVP_DigestUpdateDirect(NativeRef.EVP_MD_CTX ctx,
241             long ptr, int length);
242 
EVP_DigestFinal_ex(NativeRef.EVP_MD_CTX ctx, byte[] hash, int offset)243     public static native int EVP_DigestFinal_ex(NativeRef.EVP_MD_CTX ctx, byte[] hash,
244             int offset);
245 
246     // --- Signature handling functions ----------------------------------------
247 
EVP_DigestSignInit(NativeRef.EVP_MD_CTX ctx, long evpMdRef, NativeRef.EVP_PKEY key)248     public static native long EVP_DigestSignInit(NativeRef.EVP_MD_CTX ctx,
249             long evpMdRef, NativeRef.EVP_PKEY key);
250 
EVP_DigestVerifyInit(NativeRef.EVP_MD_CTX ctx, long evpMdRef, NativeRef.EVP_PKEY key)251     public static native long EVP_DigestVerifyInit(NativeRef.EVP_MD_CTX ctx,
252             long evpMdRef, NativeRef.EVP_PKEY key);
253 
EVP_DigestSignUpdate(NativeRef.EVP_MD_CTX ctx, byte[] buffer, int offset, int length)254     public static native void EVP_DigestSignUpdate(NativeRef.EVP_MD_CTX ctx,
255             byte[] buffer, int offset, int length);
256 
EVP_DigestSignUpdateDirect(NativeRef.EVP_MD_CTX ctx, long ptr, int length)257     public static native void EVP_DigestSignUpdateDirect(NativeRef.EVP_MD_CTX ctx,
258             long ptr, int length);
259 
EVP_DigestVerifyUpdate(NativeRef.EVP_MD_CTX ctx, byte[] buffer, int offset, int length)260     public static native void EVP_DigestVerifyUpdate(NativeRef.EVP_MD_CTX ctx,
261             byte[] buffer, int offset, int length);
262 
EVP_DigestVerifyUpdateDirect(NativeRef.EVP_MD_CTX ctx, long ptr, int length)263     public static native void EVP_DigestVerifyUpdateDirect(NativeRef.EVP_MD_CTX ctx,
264             long ptr, int length);
265 
EVP_DigestSignFinal(NativeRef.EVP_MD_CTX ctx)266     public static native byte[] EVP_DigestSignFinal(NativeRef.EVP_MD_CTX ctx);
267 
EVP_DigestVerifyFinal(NativeRef.EVP_MD_CTX ctx, byte[] signature, int offset, int length)268     public static native boolean EVP_DigestVerifyFinal(NativeRef.EVP_MD_CTX ctx,
269             byte[] signature, int offset, int length);
270 
EVP_PKEY_CTX_set_rsa_padding(long ctx, int pad)271     public static native void EVP_PKEY_CTX_set_rsa_padding(long ctx, int pad);
272 
EVP_PKEY_CTX_set_rsa_pss_saltlen(long ctx, int len)273     public static native void EVP_PKEY_CTX_set_rsa_pss_saltlen(long ctx, int len);
274 
EVP_PKEY_CTX_set_rsa_mgf1_md(long ctx, long evpMdRef)275     public static native void EVP_PKEY_CTX_set_rsa_mgf1_md(long ctx, long evpMdRef);
276 
277     // --- Block ciphers -------------------------------------------------------
278 
279     // These return const references
EVP_get_cipherbyname(String string)280     public static native long EVP_get_cipherbyname(String string);
281 
EVP_CipherInit_ex(NativeRef.EVP_CIPHER_CTX ctx, long evpCipher, byte[] key, byte[] iv, boolean encrypting)282     public static native void EVP_CipherInit_ex(NativeRef.EVP_CIPHER_CTX ctx, long evpCipher,
283             byte[] key, byte[] iv, boolean encrypting);
284 
EVP_CipherUpdate(NativeRef.EVP_CIPHER_CTX ctx, byte[] out, int outOffset, byte[] in, int inOffset, int inLength)285     public static native int EVP_CipherUpdate(NativeRef.EVP_CIPHER_CTX ctx, byte[] out,
286             int outOffset, byte[] in, int inOffset, int inLength);
287 
EVP_CipherFinal_ex(NativeRef.EVP_CIPHER_CTX ctx, byte[] out, int outOffset)288     public static native int EVP_CipherFinal_ex(NativeRef.EVP_CIPHER_CTX ctx, byte[] out,
289             int outOffset) throws BadPaddingException, IllegalBlockSizeException;
290 
EVP_CIPHER_iv_length(long evpCipher)291     public static native int EVP_CIPHER_iv_length(long evpCipher);
292 
EVP_CIPHER_CTX_new()293     public static native long EVP_CIPHER_CTX_new();
294 
EVP_CIPHER_CTX_block_size(NativeRef.EVP_CIPHER_CTX ctx)295     public static native int EVP_CIPHER_CTX_block_size(NativeRef.EVP_CIPHER_CTX ctx);
296 
get_EVP_CIPHER_CTX_buf_len(NativeRef.EVP_CIPHER_CTX ctx)297     public static native int get_EVP_CIPHER_CTX_buf_len(NativeRef.EVP_CIPHER_CTX ctx);
298 
get_EVP_CIPHER_CTX_final_used(NativeRef.EVP_CIPHER_CTX ctx)299     public static native boolean get_EVP_CIPHER_CTX_final_used(NativeRef.EVP_CIPHER_CTX ctx);
300 
EVP_CIPHER_CTX_set_padding(NativeRef.EVP_CIPHER_CTX ctx, boolean enablePadding)301     public static native void EVP_CIPHER_CTX_set_padding(NativeRef.EVP_CIPHER_CTX ctx,
302             boolean enablePadding);
303 
EVP_CIPHER_CTX_set_key_length(NativeRef.EVP_CIPHER_CTX ctx, int keyBitSize)304     public static native void EVP_CIPHER_CTX_set_key_length(NativeRef.EVP_CIPHER_CTX ctx,
305             int keyBitSize);
306 
EVP_CIPHER_CTX_free(long ctx)307     public static native void EVP_CIPHER_CTX_free(long ctx);
308 
309     // --- AEAD ----------------------------------------------------------------
EVP_aead_aes_128_gcm()310     public static native long EVP_aead_aes_128_gcm();
311 
EVP_aead_aes_256_gcm()312     public static native long EVP_aead_aes_256_gcm();
313 
EVP_AEAD_CTX_init(long evpAead, byte[] key, int tagLen)314     public static native long EVP_AEAD_CTX_init(long evpAead, byte[] key, int tagLen);
315 
EVP_AEAD_CTX_cleanup(long ctx)316     public static native void EVP_AEAD_CTX_cleanup(long ctx);
317 
EVP_AEAD_max_overhead(long evpAead)318     public static native int EVP_AEAD_max_overhead(long evpAead);
319 
EVP_AEAD_nonce_length(long evpAead)320     public static native int EVP_AEAD_nonce_length(long evpAead);
321 
EVP_AEAD_max_tag_len(long evpAead)322     public static native int EVP_AEAD_max_tag_len(long evpAead);
323 
EVP_AEAD_CTX_seal(NativeRef.EVP_AEAD_CTX ctx, byte[] out, int outOffset, byte[] nonce, byte[] in, int inOffset, int inLength, byte[] ad)324     public static native int EVP_AEAD_CTX_seal(NativeRef.EVP_AEAD_CTX ctx, byte[] out,
325             int outOffset, byte[] nonce, byte[] in, int inOffset, int inLength, byte[] ad)
326             throws BadPaddingException;
327 
EVP_AEAD_CTX_open(NativeRef.EVP_AEAD_CTX ctx, byte[] out, int outOffset, byte[] nonce, byte[] in, int inOffset, int inLength, byte[] ad)328     public static native int EVP_AEAD_CTX_open(NativeRef.EVP_AEAD_CTX ctx, byte[] out,
329             int outOffset, byte[] nonce, byte[] in, int inOffset, int inLength, byte[] ad)
330             throws BadPaddingException;
331 
332     // --- HMAC functions ------------------------------------------------------
333 
HMAC_CTX_new()334     public static native long HMAC_CTX_new();
335 
HMAC_CTX_free(long ctx)336     public static native void HMAC_CTX_free(long ctx);
337 
HMAC_Init_ex(NativeRef.HMAC_CTX ctx, byte[] key, long evp_md)338     public static native void HMAC_Init_ex(NativeRef.HMAC_CTX ctx, byte[] key, long evp_md);
339 
HMAC_Update(NativeRef.HMAC_CTX ctx, byte[] in, int inOffset, int inLength)340     public static native void HMAC_Update(NativeRef.HMAC_CTX ctx, byte[] in, int inOffset, int inLength);
341 
HMAC_UpdateDirect(NativeRef.HMAC_CTX ctx, long inPtr, int inLength)342     public static native void HMAC_UpdateDirect(NativeRef.HMAC_CTX ctx, long inPtr, int inLength);
343 
HMAC_Final(NativeRef.HMAC_CTX ctx)344     public static native byte[] HMAC_Final(NativeRef.HMAC_CTX ctx);
345 
346     // --- RAND seeding --------------------------------------------------------
347 
348     public static final int RAND_SEED_LENGTH_IN_BYTES = 1024;
349 
RAND_seed(byte[] seed)350     public static native void RAND_seed(byte[] seed);
351 
RAND_load_file(String filename, long max_bytes)352     public static native int RAND_load_file(String filename, long max_bytes);
353 
RAND_bytes(byte[] output)354     public static native void RAND_bytes(byte[] output);
355 
356     // --- ASN.1 objects -------------------------------------------------------
357 
OBJ_txt2nid(String oid)358     public static native int OBJ_txt2nid(String oid);
359 
OBJ_txt2nid_longName(String oid)360     public static native String OBJ_txt2nid_longName(String oid);
361 
OBJ_txt2nid_oid(String oid)362     public static native String OBJ_txt2nid_oid(String oid);
363 
364     // --- X509_NAME -----------------------------------------------------------
365 
X509_NAME_hash(X500Principal principal)366     public static int X509_NAME_hash(X500Principal principal) {
367         return X509_NAME_hash(principal, "SHA1");
368     }
X509_NAME_hash_old(X500Principal principal)369     public static int X509_NAME_hash_old(X500Principal principal) {
370         return X509_NAME_hash(principal, "MD5");
371     }
X509_NAME_hash(X500Principal principal, String algorithm)372     private static int X509_NAME_hash(X500Principal principal, String algorithm) {
373         try {
374             byte[] digest = MessageDigest.getInstance(algorithm).digest(principal.getEncoded());
375             int offset = 0;
376             return (((digest[offset++] & 0xff) <<  0) |
377                     ((digest[offset++] & 0xff) <<  8) |
378                     ((digest[offset++] & 0xff) << 16) |
379                     ((digest[offset  ] & 0xff) << 24));
380         } catch (NoSuchAlgorithmException e) {
381             throw new AssertionError(e);
382         }
383     }
384 
X509_NAME_print_ex(long x509nameCtx, long flags)385     public static native String X509_NAME_print_ex(long x509nameCtx, long flags);
386 
387     // --- X509 ----------------------------------------------------------------
388 
389     /** Used to request get_X509_GENERAL_NAME_stack get the "altname" field. */
390     public static final int GN_STACK_SUBJECT_ALT_NAME = 1;
391 
392     /**
393      * Used to request get_X509_GENERAL_NAME_stack get the issuerAlternativeName
394      * extension.
395      */
396     public static final int GN_STACK_ISSUER_ALT_NAME = 2;
397 
398     /**
399      * Used to request only non-critical types in get_X509*_ext_oids.
400      */
401     public static final int EXTENSION_TYPE_NON_CRITICAL = 0;
402 
403     /**
404      * Used to request only critical types in get_X509*_ext_oids.
405      */
406     public static final int EXTENSION_TYPE_CRITICAL = 1;
407 
d2i_X509_bio(long bioCtx)408     public static native long d2i_X509_bio(long bioCtx);
409 
d2i_X509(byte[] encoded)410     public static native long d2i_X509(byte[] encoded);
411 
PEM_read_bio_X509(long bioCtx)412     public static native long PEM_read_bio_X509(long bioCtx);
413 
i2d_X509(long x509ctx)414     public static native byte[] i2d_X509(long x509ctx);
415 
416     /** Takes an X509 context not an X509_PUBKEY context. */
i2d_X509_PUBKEY(long x509ctx)417     public static native byte[] i2d_X509_PUBKEY(long x509ctx);
418 
ASN1_seq_pack_X509(long[] x509CertRefs)419     public static native byte[] ASN1_seq_pack_X509(long[] x509CertRefs);
420 
ASN1_seq_unpack_X509_bio(long bioRef)421     public static native long[] ASN1_seq_unpack_X509_bio(long bioRef);
422 
X509_free(long x509ctx)423     public static native void X509_free(long x509ctx);
424 
X509_dup(long x509ctx)425     public static native long X509_dup(long x509ctx);
426 
X509_cmp(long x509ctx1, long x509ctx2)427     public static native int X509_cmp(long x509ctx1, long x509ctx2);
428 
X509_print_ex(long bioCtx, long x509ctx, long nmflag, long certflag)429     public static native void X509_print_ex(long bioCtx, long x509ctx, long nmflag, long certflag);
430 
X509_get_issuer_name(long x509ctx)431     public static native byte[] X509_get_issuer_name(long x509ctx);
432 
X509_get_subject_name(long x509ctx)433     public static native byte[] X509_get_subject_name(long x509ctx);
434 
get_X509_sig_alg_oid(long x509ctx)435     public static native String get_X509_sig_alg_oid(long x509ctx);
436 
get_X509_sig_alg_parameter(long x509ctx)437     public static native byte[] get_X509_sig_alg_parameter(long x509ctx);
438 
get_X509_issuerUID(long x509ctx)439     public static native boolean[] get_X509_issuerUID(long x509ctx);
440 
get_X509_subjectUID(long x509ctx)441     public static native boolean[] get_X509_subjectUID(long x509ctx);
442 
X509_get_pubkey(long x509ctx)443     public static native long X509_get_pubkey(long x509ctx) throws NoSuchAlgorithmException;
444 
get_X509_pubkey_oid(long x509ctx)445     public static native String get_X509_pubkey_oid(long x509ctx);
446 
X509_get_ext_oid(long x509ctx, String oid)447     public static native byte[] X509_get_ext_oid(long x509ctx, String oid);
448 
get_X509_ext_oids(long x509ctx, int critical)449     public static native String[] get_X509_ext_oids(long x509ctx, int critical);
450 
get_X509_GENERAL_NAME_stack(long x509ctx, int type)451     public static native Object[][] get_X509_GENERAL_NAME_stack(long x509ctx, int type)
452             throws CertificateParsingException;
453 
get_X509_ex_kusage(long x509ctx)454     public static native boolean[] get_X509_ex_kusage(long x509ctx);
455 
get_X509_ex_xkusage(long x509ctx)456     public static native String[] get_X509_ex_xkusage(long x509ctx);
457 
get_X509_ex_pathlen(long x509ctx)458     public static native int get_X509_ex_pathlen(long x509ctx);
459 
X509_get_notBefore(long x509ctx)460     public static native long X509_get_notBefore(long x509ctx);
461 
X509_get_notAfter(long x509ctx)462     public static native long X509_get_notAfter(long x509ctx);
463 
X509_get_version(long x509ctx)464     public static native long X509_get_version(long x509ctx);
465 
X509_get_serialNumber(long x509ctx)466     public static native byte[] X509_get_serialNumber(long x509ctx);
467 
X509_verify(long x509ctx, NativeRef.EVP_PKEY pkeyCtx)468     public static native void X509_verify(long x509ctx, NativeRef.EVP_PKEY pkeyCtx)
469             throws BadPaddingException;
470 
get_X509_cert_info_enc(long x509ctx)471     public static native byte[] get_X509_cert_info_enc(long x509ctx);
472 
get_X509_signature(long x509ctx)473     public static native byte[] get_X509_signature(long x509ctx);
474 
get_X509_ex_flags(long x509ctx)475     public static native int get_X509_ex_flags(long x509ctx);
476 
X509_check_issued(long ctx, long ctx2)477     public static native int X509_check_issued(long ctx, long ctx2);
478 
479     // --- PKCS7 ---------------------------------------------------------------
480 
481     /** Used as the "which" field in d2i_PKCS7_bio and PEM_read_bio_PKCS7. */
482     public static final int PKCS7_CERTS = 1;
483 
484     /** Used as the "which" field in d2i_PKCS7_bio and PEM_read_bio_PKCS7. */
485     public static final int PKCS7_CRLS = 2;
486 
487     /** Returns an array of X509 or X509_CRL pointers. */
d2i_PKCS7_bio(long bioCtx, int which)488     public static native long[] d2i_PKCS7_bio(long bioCtx, int which);
489 
490     /** Returns an array of X509 or X509_CRL pointers. */
i2d_PKCS7(long[] certs)491     public static native byte[] i2d_PKCS7(long[] certs);
492 
493     /** Returns an array of X509 or X509_CRL pointers. */
PEM_read_bio_PKCS7(long bioCtx, int which)494     public static native long[] PEM_read_bio_PKCS7(long bioCtx, int which);
495 
496     // --- X509_CRL ------------------------------------------------------------
497 
d2i_X509_CRL_bio(long bioCtx)498     public static native long d2i_X509_CRL_bio(long bioCtx);
499 
PEM_read_bio_X509_CRL(long bioCtx)500     public static native long PEM_read_bio_X509_CRL(long bioCtx);
501 
i2d_X509_CRL(long x509CrlCtx)502     public static native byte[] i2d_X509_CRL(long x509CrlCtx);
503 
X509_CRL_free(long x509CrlCtx)504     public static native void X509_CRL_free(long x509CrlCtx);
505 
X509_CRL_print(long bioCtx, long x509CrlCtx)506     public static native void X509_CRL_print(long bioCtx, long x509CrlCtx);
507 
get_X509_CRL_sig_alg_oid(long x509CrlCtx)508     public static native String get_X509_CRL_sig_alg_oid(long x509CrlCtx);
509 
get_X509_CRL_sig_alg_parameter(long x509CrlCtx)510     public static native byte[] get_X509_CRL_sig_alg_parameter(long x509CrlCtx);
511 
X509_CRL_get_issuer_name(long x509CrlCtx)512     public static native byte[] X509_CRL_get_issuer_name(long x509CrlCtx);
513 
514     /** Returns X509_REVOKED reference that is not duplicated! */
X509_CRL_get0_by_cert(long x509CrlCtx, long x509Ctx)515     public static native long X509_CRL_get0_by_cert(long x509CrlCtx, long x509Ctx);
516 
517     /** Returns X509_REVOKED reference that is not duplicated! */
X509_CRL_get0_by_serial(long x509CrlCtx, byte[] serial)518     public static native long X509_CRL_get0_by_serial(long x509CrlCtx, byte[] serial);
519 
520     /** Returns an array of X509_REVOKED that are owned by the caller. */
X509_CRL_get_REVOKED(long x509CrlCtx)521     public static native long[] X509_CRL_get_REVOKED(long x509CrlCtx);
522 
get_X509_CRL_ext_oids(long x509ctx, int critical)523     public static native String[] get_X509_CRL_ext_oids(long x509ctx, int critical);
524 
X509_CRL_get_ext_oid(long x509CrlCtx, String oid)525     public static native byte[] X509_CRL_get_ext_oid(long x509CrlCtx, String oid);
526 
X509_delete_ext(long x509, String oid)527     public static native void X509_delete_ext(long x509, String oid);
528 
X509_CRL_get_version(long x509CrlCtx)529     public static native long X509_CRL_get_version(long x509CrlCtx);
530 
X509_CRL_get_ext(long x509CrlCtx, String oid)531     public static native long X509_CRL_get_ext(long x509CrlCtx, String oid);
532 
get_X509_CRL_signature(long x509ctx)533     public static native byte[] get_X509_CRL_signature(long x509ctx);
534 
X509_CRL_verify(long x509CrlCtx, NativeRef.EVP_PKEY pkeyCtx)535     public static native void X509_CRL_verify(long x509CrlCtx, NativeRef.EVP_PKEY pkeyCtx);
536 
get_X509_CRL_crl_enc(long x509CrlCtx)537     public static native byte[] get_X509_CRL_crl_enc(long x509CrlCtx);
538 
X509_CRL_get_lastUpdate(long x509CrlCtx)539     public static native long X509_CRL_get_lastUpdate(long x509CrlCtx);
540 
X509_CRL_get_nextUpdate(long x509CrlCtx)541     public static native long X509_CRL_get_nextUpdate(long x509CrlCtx);
542 
543     // --- X509_REVOKED --------------------------------------------------------
544 
X509_REVOKED_dup(long x509RevokedCtx)545     public static native long X509_REVOKED_dup(long x509RevokedCtx);
546 
i2d_X509_REVOKED(long x509RevokedCtx)547     public static native byte[] i2d_X509_REVOKED(long x509RevokedCtx);
548 
get_X509_REVOKED_ext_oids(long x509ctx, int critical)549     public static native String[] get_X509_REVOKED_ext_oids(long x509ctx, int critical);
550 
X509_REVOKED_get_ext_oid(long x509RevokedCtx, String oid)551     public static native byte[] X509_REVOKED_get_ext_oid(long x509RevokedCtx, String oid);
552 
X509_REVOKED_get_serialNumber(long x509RevokedCtx)553     public static native byte[] X509_REVOKED_get_serialNumber(long x509RevokedCtx);
554 
X509_REVOKED_get_ext(long x509RevokedCtx, String oid)555     public static native long X509_REVOKED_get_ext(long x509RevokedCtx, String oid);
556 
557     /** Returns ASN1_TIME reference. */
get_X509_REVOKED_revocationDate(long x509RevokedCtx)558     public static native long get_X509_REVOKED_revocationDate(long x509RevokedCtx);
559 
X509_REVOKED_print(long bioRef, long x509RevokedCtx)560     public static native void X509_REVOKED_print(long bioRef, long x509RevokedCtx);
561 
562     // --- X509_EXTENSION ------------------------------------------------------
563 
X509_supported_extension(long x509ExtensionRef)564     public static native int X509_supported_extension(long x509ExtensionRef);
565 
566     // --- ASN1_TIME -----------------------------------------------------------
567 
ASN1_TIME_to_Calendar(long asn1TimeCtx, Calendar cal)568     public static native void ASN1_TIME_to_Calendar(long asn1TimeCtx, Calendar cal);
569 
570     // --- BIO stream creation -------------------------------------------------
571 
create_BIO_InputStream(OpenSSLBIOInputStream is, boolean isFinite)572     public static native long create_BIO_InputStream(OpenSSLBIOInputStream is, boolean isFinite);
573 
create_BIO_OutputStream(OutputStream os)574     public static native long create_BIO_OutputStream(OutputStream os);
575 
BIO_read(long bioRef, byte[] buffer)576     public static native int BIO_read(long bioRef, byte[] buffer);
577 
BIO_write(long bioRef, byte[] buffer, int offset, int length)578     public static native void BIO_write(long bioRef, byte[] buffer, int offset, int length)
579             throws IOException;
580 
BIO_free_all(long bioRef)581     public static native void BIO_free_all(long bioRef);
582 
583     // --- SSL handling --------------------------------------------------------
584 
585     private static final String SUPPORTED_PROTOCOL_SSLV3 = "SSLv3";
586     private static final String SUPPORTED_PROTOCOL_TLSV1 = "TLSv1";
587     private static final String SUPPORTED_PROTOCOL_TLSV1_1 = "TLSv1.1";
588     private static final String SUPPORTED_PROTOCOL_TLSV1_2 = "TLSv1.2";
589 
590     // STANDARD_TO_OPENSSL_CIPHER_SUITES is a map from OpenSSL-style
591     // cipher-suite names to the standard name for the same (i.e. the name that
592     // is registered with IANA).
593     public static final Map<String, String> OPENSSL_TO_STANDARD_CIPHER_SUITES
594             = new HashMap<String, String>();
595 
596     // STANDARD_TO_OPENSSL_CIPHER_SUITES is a map from "standard" cipher suite
597     // names (i.e. the names that are registered with IANA) to the
598     // OpenSSL-style name for the same.
599     public static final Map<String, String> STANDARD_TO_OPENSSL_CIPHER_SUITES
600             = new LinkedHashMap<String, String>();
601 
602     // SUPPORTED_CIPHER_SUITES_SET contains all the cipher suites supported by
603     // OpenSSL, named using "standard" (as opposed to OpenSSL-style) names.
604     public static final Set<String> SUPPORTED_CIPHER_SUITES_SET = new HashSet<String>();
605 
add(String openssl, String standard)606     private static void add(String openssl, String standard) {
607         OPENSSL_TO_STANDARD_CIPHER_SUITES.put(openssl, standard);
608         STANDARD_TO_OPENSSL_CIPHER_SUITES.put(standard, openssl);
609     }
610 
611     /**
612      * TLS_EMPTY_RENEGOTIATION_INFO_SCSV is RFC 5746's renegotiation
613      * indication signaling cipher suite value. It is not a real
614      * cipher suite. It is just an indication in the default and
615      * supported cipher suite lists indicates that the implementation
616      * supports secure renegotiation.
617      * <p>
618      * In the RI, its presence means that the SCSV is sent in the
619      * cipher suite list to indicate secure renegotiation support and
620      * its absense means to send an empty TLS renegotiation info
621      * extension instead.
622      * <p>
623      * However, OpenSSL doesn't provide an API to give this level of
624      * control, instead always sending the SCSV and always including
625      * the empty renegotiation info if TLS is used (as opposed to
626      * SSL). So we simply allow TLS_EMPTY_RENEGOTIATION_INFO_SCSV to
627      * be passed for compatibility as to provide the hint that we
628      * support secure renegotiation.
629      */
630     public static final String TLS_EMPTY_RENEGOTIATION_INFO_SCSV
631             = "TLS_EMPTY_RENEGOTIATION_INFO_SCSV";
632 
633     /**
634      * TLS_FALLBACK_SCSV is from
635      * https://tools.ietf.org/html/draft-ietf-tls-downgrade-scsv-00
636      * to indicate to the server that this is a fallback protocol
637      * request.
638      */
639     public static final String TLS_FALLBACK_SCSV = "TLS_FALLBACK_SCSV";
640 
641     static {
642         add("ADH-AES128-GCM-SHA256",		"TLS_DH_anon_WITH_AES_128_GCM_SHA256");
643         add("ADH-AES128-SHA256",		"TLS_DH_anon_WITH_AES_128_CBC_SHA256");
644         add("ADH-AES128-SHA",			"TLS_DH_anon_WITH_AES_128_CBC_SHA");
645         add("ADH-AES256-GCM-SHA384",		"TLS_DH_anon_WITH_AES_256_GCM_SHA384");
646         add("ADH-AES256-SHA256",		"TLS_DH_anon_WITH_AES_256_CBC_SHA256");
647         add("ADH-AES256-SHA",			"TLS_DH_anon_WITH_AES_256_CBC_SHA");
648         add("ADH-DES-CBC3-SHA",			"SSL_DH_anon_WITH_3DES_EDE_CBC_SHA");
649         add("ADH-DES-CBC-SHA",			"SSL_DH_anon_WITH_DES_CBC_SHA");
650         add("ADH-RC4-MD5",			"SSL_DH_anon_WITH_RC4_128_MD5");
651         add("AECDH-AES128-SHA",			"TLS_ECDH_anon_WITH_AES_128_CBC_SHA");
652         add("AECDH-AES256-SHA",			"TLS_ECDH_anon_WITH_AES_256_CBC_SHA");
653         add("AECDH-DES-CBC3-SHA",		"TLS_ECDH_anon_WITH_3DES_EDE_CBC_SHA");
654         add("AECDH-NULL-SHA",			"TLS_ECDH_anon_WITH_NULL_SHA");
655         add("AECDH-RC4-SHA",			"TLS_ECDH_anon_WITH_RC4_128_SHA");
656         add("AES128-GCM-SHA256",		"TLS_RSA_WITH_AES_128_GCM_SHA256");
657         add("AES128-SHA256",			"TLS_RSA_WITH_AES_128_CBC_SHA256");
658         add("AES128-SHA",			"TLS_RSA_WITH_AES_128_CBC_SHA");
659         add("AES256-GCM-SHA384",		"TLS_RSA_WITH_AES_256_GCM_SHA384");
660         add("AES256-SHA256",			"TLS_RSA_WITH_AES_256_CBC_SHA256");
661         add("AES256-SHA",			"TLS_RSA_WITH_AES_256_CBC_SHA");
662         add("DES-CBC3-SHA",			"SSL_RSA_WITH_3DES_EDE_CBC_SHA");
663         add("DES-CBC-SHA",			"SSL_RSA_WITH_DES_CBC_SHA");
664         add("DHE-RSA-AES128-GCM-SHA256",	"TLS_DHE_RSA_WITH_AES_128_GCM_SHA256");
665         add("DHE-RSA-AES128-SHA256",		"TLS_DHE_RSA_WITH_AES_128_CBC_SHA256");
666         add("DHE-RSA-AES128-SHA",		"TLS_DHE_RSA_WITH_AES_128_CBC_SHA");
667         add("DHE-RSA-AES256-GCM-SHA384",	"TLS_DHE_RSA_WITH_AES_256_GCM_SHA384");
668         add("DHE-RSA-AES256-SHA256",		"TLS_DHE_RSA_WITH_AES_256_CBC_SHA256");
669         add("DHE-RSA-AES256-SHA",		"TLS_DHE_RSA_WITH_AES_256_CBC_SHA");
670         add("DHE-RSA-CHACHA20-POLY1305",	"TLS_DHE_RSA_WITH_CHACHA20_POLY1305");
671         add("ECDH-ECDSA-AES128-GCM-SHA256",    	"TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256");
672         add("ECDH-ECDSA-AES128-SHA256",		"TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256");
673         add("ECDH-ECDSA-AES128-SHA",		"TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA");
674         add("ECDH-ECDSA-AES256-GCM-SHA384",    	"TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384");
675         add("ECDH-ECDSA-AES256-SHA384",		"TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384");
676         add("ECDH-ECDSA-AES256-SHA",		"TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA");
677         add("ECDH-ECDSA-DES-CBC3-SHA",		"TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA");
678         add("ECDH-ECDSA-NULL-SHA",		"TLS_ECDH_ECDSA_WITH_NULL_SHA");
679         add("ECDH-ECDSA-RC4-SHA",		"TLS_ECDH_ECDSA_WITH_RC4_128_SHA");
680         add("ECDHE-ECDSA-AES128-GCM-SHA256",   	"TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256");
681         add("ECDHE-ECDSA-AES128-SHA256",	"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256");
682         add("ECDHE-ECDSA-AES128-SHA",		"TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA");
683         add("ECDHE-ECDSA-AES256-GCM-SHA384",   	"TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384");
684         add("ECDHE-ECDSA-AES256-SHA384",	"TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384");
685         add("ECDHE-ECDSA-AES256-SHA",		"TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA");
686         add("ECDHE-ECDSA-CHACHA20-POLY1305",   	"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305");
687         add("ECDHE-ECDSA-CHACHA20-POLY1305",	"TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256");
688         add("ECDHE-ECDSA-DES-CBC3-SHA",		"TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA");
689         add("ECDHE-ECDSA-NULL-SHA",		"TLS_ECDHE_ECDSA_WITH_NULL_SHA");
690         add("ECDHE-ECDSA-RC4-SHA",		"TLS_ECDHE_ECDSA_WITH_RC4_128_SHA");
691         add("ECDHE-PSK-AES128-CBC-SHA",		"TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA");
692         add("ECDHE-PSK-AES128-GCM-SHA256",     	"TLS_ECDHE_PSK_WITH_AES_128_GCM_SHA256");
693         add("ECDHE-PSK-AES256-CBC-SHA",		"TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA");
694         add("ECDHE-PSK-AES256-GCM-SHA384",     	"TLS_ECDHE_PSK_WITH_AES_256_GCM_SHA384");
695         add("ECDHE-PSK-CHACHA20-POLY1305",	"TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256");
696         add("ECDHE-RSA-AES128-GCM-SHA256",     	"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256");
697         add("ECDHE-RSA-AES128-SHA256",		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256");
698         add("ECDHE-RSA-AES128-SHA",		"TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA");
699         add("ECDHE-RSA-AES256-GCM-SHA384",     	"TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384");
700         add("ECDHE-RSA-AES256-SHA384",		"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384");
701         add("ECDHE-RSA-AES256-SHA",		"TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA");
702         add("ECDHE-RSA-CHACHA20-POLY1305",     	"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305");
703         add("ECDHE-RSA-CHACHA20-POLY1305",	"TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256");
704         add("ECDHE-RSA-DES-CBC3-SHA",		"TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA");
705         add("ECDHE-RSA-NULL-SHA",		"TLS_ECDHE_RSA_WITH_NULL_SHA");
706         add("ECDHE-RSA-RC4-SHA",		"TLS_ECDHE_RSA_WITH_RC4_128_SHA");
707         add("ECDH-RSA-AES128-GCM-SHA256",      	"TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256");
708         add("ECDH-RSA-AES128-SHA256",		"TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256");
709         add("ECDH-RSA-AES128-SHA",		"TLS_ECDH_RSA_WITH_AES_128_CBC_SHA");
710         add("ECDH-RSA-AES256-GCM-SHA384",      	"TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384");
711         add("ECDH-RSA-AES256-SHA384",		"TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384");
712         add("ECDH-RSA-AES256-SHA",		"TLS_ECDH_RSA_WITH_AES_256_CBC_SHA");
713         add("ECDH-RSA-DES-CBC3-SHA",		"TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA");
714         add("ECDH-RSA-NULL-SHA",		"TLS_ECDH_RSA_WITH_NULL_SHA");
715         add("ECDH-RSA-RC4-SHA",			"TLS_ECDH_RSA_WITH_RC4_128_SHA");
716         add("EDH-RSA-DES-CBC3-SHA",		"SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA");
717         add("EDH-RSA-DES-CBC-SHA",		"SSL_DHE_RSA_WITH_DES_CBC_SHA");
718         add("EXP-ADH-DES-CBC-SHA",		"SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA");
719         add("EXP-ADH-RC4-MD5",			"SSL_DH_anon_EXPORT_WITH_RC4_40_MD5");
720         add("EXP-DES-CBC-SHA",			"SSL_RSA_EXPORT_WITH_DES40_CBC_SHA");
721         add("EXP-EDH-RSA-DES-CBC-SHA",		"SSL_DHE_RSA_EXPORT_WITH_DES40_CBC_SHA");
722         add("EXP-RC4-MD5",			"SSL_RSA_EXPORT_WITH_RC4_40_MD5");
723         add("NULL-MD5",				"SSL_RSA_WITH_NULL_MD5");
724         add("NULL-SHA256",			"TLS_RSA_WITH_NULL_SHA256");
725         add("NULL-SHA",				"SSL_RSA_WITH_NULL_SHA");
726         add("PSK-3DES-EDE-CBC-SHA",		"TLS_PSK_WITH_3DES_EDE_CBC_SHA");
727         add("PSK-AES128-CBC-SHA",		"TLS_PSK_WITH_AES_128_CBC_SHA");
728         add("PSK-AES256-CBC-SHA",		"TLS_PSK_WITH_AES_256_CBC_SHA");
729         add("PSK-RC4-SHA",			"TLS_PSK_WITH_RC4_128_SHA");
730         add("RC4-MD5",				"SSL_RSA_WITH_RC4_128_MD5");
731         add("RC4-SHA",				"SSL_RSA_WITH_RC4_128_SHA");
732 
733         // Signaling Cipher Suite Value for secure renegotiation handled as special case.
734         // add("TLS_EMPTY_RENEGOTIATION_INFO_SCSV", null);
735 
736         // Similarly, the fallback SCSV is handled as a special case.
737         // add("TLS_FALLBACK_SCSV", null);
738     }
739 
740     private static final String[] SUPPORTED_CIPHER_SUITES;
741     static {
742         // Cipher selection string must work with OpenSSL and BoringSSL.
743         String[] allOpenSSLCipherSuites = get_cipher_names("ALL:-EXP:-SRP:-SEED:-CAMELLIA:-DSS:-RC2:-DES-CBC-MD5:-DES-CBC3-MD5");
744 
745         int size = allOpenSSLCipherSuites.length;
746         SUPPORTED_CIPHER_SUITES = new String[size + 2];
747         for (int i = 0; i < size; i++) {
748             String standardName = OPENSSL_TO_STANDARD_CIPHER_SUITES.get(allOpenSSLCipherSuites[i]);
749             if (standardName == null) {
750                 throw new IllegalArgumentException("Unknown cipher suite supported by native code: " +
751                                                    allOpenSSLCipherSuites[i]);
752             }
753             SUPPORTED_CIPHER_SUITES[i] = standardName;
754             SUPPORTED_CIPHER_SUITES_SET.add(standardName);
755         }
756         SUPPORTED_CIPHER_SUITES[size] = TLS_EMPTY_RENEGOTIATION_INFO_SCSV;
757         SUPPORTED_CIPHER_SUITES[size + 1] = TLS_FALLBACK_SCSV;
758     }
759 
760     /**
761      * Returns 1 if the BoringSSL believes the CPU has AES accelerated hardware
762      * instructions. Used to determine cipher suite ordering.
763      */
EVP_has_aes_hardware()764     public static native int EVP_has_aes_hardware();
765 
SSL_CTX_new()766     public static native long SSL_CTX_new();
767 
768     // IMPLEMENTATION NOTE: The default list of cipher suites is a trade-off between what we'd like
769     // to use and what servers currently support. We strive to be secure enough by default. We thus
770     // avoid unacceptably weak suites (e.g., those with bulk cipher secret key shorter than 128
771     // bits), while maintaining the capability to connect to the majority of servers.
772     //
773     // Cipher suites are listed in preference order (favorite choice first) of the client. However,
774     // servers are not required to honor the order. The key rules governing the preference order
775     // are:
776     // * Prefer Forward Secrecy (i.e., cipher suites that use ECDHE and DHE for key agreement).
777     // * Prefer ChaCha20-Poly1305 to AES-GCM unless hardware support for AES is available.
778     // * Prefer AES-GCM to AES-CBC whose MAC-pad-then-encrypt approach leads to weaknesses (e.g.,
779     //   Lucky 13).
780     // * Prefer 128-bit bulk encryption to 256-bit one, because 128-bit is safe enough while
781     //   consuming less CPU/time/energy.
782     //
783     // NOTE: Removing cipher suites from this list needs to be done with caution, because this may
784     // prevent apps from connecting to servers they were previously able to connect to.
785 
786     /** X.509 based cipher suites enabled by default (if requested), in preference order. */
787     static final String[] DEFAULT_X509_CIPHER_SUITES = EVP_has_aes_hardware() == 1 ?
788             new String[] {
789                     "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256",
790                     "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384",
791                     "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256",
792                     "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
793                     "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
794                     "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256",
795                     "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
796                     "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
797                     "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA",
798                     "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA",
799                     "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
800                     "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
801                     "TLS_DHE_RSA_WITH_AES_128_CBC_SHA",
802                     "TLS_DHE_RSA_WITH_AES_256_CBC_SHA",
803                     "TLS_RSA_WITH_AES_128_GCM_SHA256",
804                     "TLS_RSA_WITH_AES_256_GCM_SHA384",
805                     "TLS_RSA_WITH_AES_128_CBC_SHA",
806                     "TLS_RSA_WITH_AES_256_CBC_SHA",
807             } :
808             new String[] {
809                     "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256",
810                     "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256",
811                     "TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384",
812                     "TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256",
813                     "TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
814                     "TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384",
815                     "TLS_DHE_RSA_WITH_AES_128_GCM_SHA256",
816                     "TLS_DHE_RSA_WITH_AES_256_GCM_SHA384",
817                     "TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA",
818                     "TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA",
819                     "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA",
820                     "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA",
821                     "TLS_DHE_RSA_WITH_AES_128_CBC_SHA",
822                     "TLS_DHE_RSA_WITH_AES_256_CBC_SHA",
823                     "TLS_RSA_WITH_AES_128_GCM_SHA256",
824                     "TLS_RSA_WITH_AES_256_GCM_SHA384",
825                     "TLS_RSA_WITH_AES_128_CBC_SHA",
826                     "TLS_RSA_WITH_AES_256_CBC_SHA",
827             };
828 
829     /** TLS-PSK cipher suites enabled by default (if requested), in preference order. */
830     static final String[] DEFAULT_PSK_CIPHER_SUITES = new String[] {
831         "TLS_ECDHE_PSK_WITH_CHACHA20_POLY1305_SHA256",
832         "TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA",
833         "TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA",
834         "TLS_PSK_WITH_AES_128_CBC_SHA",
835         "TLS_PSK_WITH_AES_256_CBC_SHA",
836     };
837 
getSupportedCipherSuites()838     public static String[] getSupportedCipherSuites() {
839         return SUPPORTED_CIPHER_SUITES.clone();
840     }
841 
SSL_CTX_free(long ssl_ctx)842     public static native void SSL_CTX_free(long ssl_ctx);
843 
SSL_CTX_set_session_id_context(long ssl_ctx, byte[] sid_ctx)844     public static native void SSL_CTX_set_session_id_context(long ssl_ctx, byte[] sid_ctx);
845 
SSL_new(long ssl_ctx)846     public static native long SSL_new(long ssl_ctx) throws SSLException;
847 
SSL_enable_tls_channel_id(long ssl)848     public static native void SSL_enable_tls_channel_id(long ssl) throws SSLException;
849 
SSL_get_tls_channel_id(long ssl)850     public static native byte[] SSL_get_tls_channel_id(long ssl) throws SSLException;
851 
SSL_set1_tls_channel_id(long ssl, NativeRef.EVP_PKEY pkey)852     public static native void SSL_set1_tls_channel_id(long ssl, NativeRef.EVP_PKEY pkey);
853 
SSL_use_certificate(long ssl, long[] x509refs)854     public static native void SSL_use_certificate(long ssl, long[] x509refs);
855 
SSL_use_PrivateKey(long ssl, NativeRef.EVP_PKEY pkey)856     public static native void SSL_use_PrivateKey(long ssl, NativeRef.EVP_PKEY pkey);
857 
SSL_check_private_key(long ssl)858     public static native void SSL_check_private_key(long ssl) throws SSLException;
859 
SSL_set_client_CA_list(long ssl, byte[][] asn1DerEncodedX500Principals)860     public static native void SSL_set_client_CA_list(long ssl, byte[][] asn1DerEncodedX500Principals);
861 
SSL_get_mode(long ssl)862     public static native long SSL_get_mode(long ssl);
863 
SSL_set_mode(long ssl, long mode)864     public static native long SSL_set_mode(long ssl, long mode);
865 
SSL_clear_mode(long ssl, long mode)866     public static native long SSL_clear_mode(long ssl, long mode);
867 
SSL_get_options(long ssl)868     public static native long SSL_get_options(long ssl);
869 
SSL_set_options(long ssl, long options)870     public static native long SSL_set_options(long ssl, long options);
871 
SSL_clear_options(long ssl, long options)872     public static native long SSL_clear_options(long ssl, long options);
873 
SSL_enable_signed_cert_timestamps(long ssl)874     public static native void SSL_enable_signed_cert_timestamps(long ssl);
875 
SSL_get_signed_cert_timestamp_list(long ssl)876     public static native byte[] SSL_get_signed_cert_timestamp_list(long ssl);
877 
SSL_CTX_set_signed_cert_timestamp_list(long ssl, byte[] list)878     public static native void SSL_CTX_set_signed_cert_timestamp_list(long ssl, byte[] list);
879 
SSL_enable_ocsp_stapling(long ssl)880     public static native void SSL_enable_ocsp_stapling(long ssl);
881 
SSL_get_ocsp_response(long ssl)882     public static native byte[] SSL_get_ocsp_response(long ssl);
883 
SSL_CTX_set_ocsp_response(long ssl, byte[] response)884     public static native void SSL_CTX_set_ocsp_response(long ssl, byte[] response);
885 
SSL_use_psk_identity_hint(long ssl, String identityHint)886     public static native void SSL_use_psk_identity_hint(long ssl, String identityHint)
887             throws SSLException;
888 
set_SSL_psk_client_callback_enabled(long ssl, boolean enabled)889     public static native void set_SSL_psk_client_callback_enabled(long ssl, boolean enabled);
890 
set_SSL_psk_server_callback_enabled(long ssl, boolean enabled)891     public static native void set_SSL_psk_server_callback_enabled(long ssl, boolean enabled);
892 
893     /** Protocols to enable by default when "TLSv1.2" is requested. */
894     public static final String[] TLSV12_PROTOCOLS = new String[] {
895         SUPPORTED_PROTOCOL_TLSV1,
896         SUPPORTED_PROTOCOL_TLSV1_1,
897         SUPPORTED_PROTOCOL_TLSV1_2,
898     };
899 
900     /** Protocols to enable by default when "TLSv1.1" is requested. */
901     public static final String[] TLSV11_PROTOCOLS = new String[] {
902         SUPPORTED_PROTOCOL_TLSV1,
903         SUPPORTED_PROTOCOL_TLSV1_1,
904         SUPPORTED_PROTOCOL_TLSV1_2,
905     };
906 
907     /** Protocols to enable by default when "TLSv1" is requested. */
908     public static final String[] TLSV1_PROTOCOLS  = new String[] {
909         SUPPORTED_PROTOCOL_TLSV1,
910         SUPPORTED_PROTOCOL_TLSV1_1,
911         SUPPORTED_PROTOCOL_TLSV1_2,
912     };
913 
914     /** Protocols to enable by default when "SSLv3" is requested. */
915     public static final String[] SSLV3_PROTOCOLS  = new String[] {
916         SUPPORTED_PROTOCOL_SSLV3,
917         SUPPORTED_PROTOCOL_TLSV1,
918         SUPPORTED_PROTOCOL_TLSV1_1,
919         SUPPORTED_PROTOCOL_TLSV1_2,
920     };
921 
922     public static final String[] DEFAULT_PROTOCOLS = TLSV12_PROTOCOLS;
923 
getSupportedProtocols()924     public static String[] getSupportedProtocols() {
925         return new String[] { SUPPORTED_PROTOCOL_SSLV3,
926                               SUPPORTED_PROTOCOL_TLSV1,
927                               SUPPORTED_PROTOCOL_TLSV1_1,
928                               SUPPORTED_PROTOCOL_TLSV1_2,
929         };
930     }
931 
setEnabledProtocols(long ssl, String[] protocols)932     public static void setEnabledProtocols(long ssl, String[] protocols) {
933         checkEnabledProtocols(protocols);
934         // openssl uses negative logic letting you disable protocols.
935         // so first, assume we need to set all (disable all) and clear none (enable none).
936         // in the loop, selectively move bits from set to clear (from disable to enable)
937         long optionsToSet = (NativeConstants.SSL_OP_NO_SSLv3 | NativeConstants.SSL_OP_NO_TLSv1 | NativeConstants.SSL_OP_NO_TLSv1_1 | NativeConstants.SSL_OP_NO_TLSv1_2);
938         long optionsToClear = 0;
939         for (int i = 0; i < protocols.length; i++) {
940             String protocol = protocols[i];
941             if (protocol.equals(SUPPORTED_PROTOCOL_SSLV3)) {
942                 optionsToSet &= ~NativeConstants.SSL_OP_NO_SSLv3;
943                 optionsToClear |= NativeConstants.SSL_OP_NO_SSLv3;
944             } else if (protocol.equals(SUPPORTED_PROTOCOL_TLSV1)) {
945                 optionsToSet &= ~NativeConstants.SSL_OP_NO_TLSv1;
946                 optionsToClear |= NativeConstants.SSL_OP_NO_TLSv1;
947             } else if (protocol.equals(SUPPORTED_PROTOCOL_TLSV1_1)) {
948                 optionsToSet &= ~NativeConstants.SSL_OP_NO_TLSv1_1;
949                 optionsToClear |= NativeConstants.SSL_OP_NO_TLSv1_1;
950             } else if (protocol.equals(SUPPORTED_PROTOCOL_TLSV1_2)) {
951                 optionsToSet &= ~NativeConstants.SSL_OP_NO_TLSv1_2;
952                 optionsToClear |= NativeConstants.SSL_OP_NO_TLSv1_2;
953             } else {
954                 // error checked by checkEnabledProtocols
955                 throw new IllegalStateException();
956             }
957         }
958 
959         SSL_set_options(ssl, optionsToSet);
960         SSL_clear_options(ssl, optionsToClear);
961     }
962 
checkEnabledProtocols(String[] protocols)963     public static String[] checkEnabledProtocols(String[] protocols) {
964         if (protocols == null) {
965             throw new IllegalArgumentException("protocols == null");
966         }
967         for (int i = 0; i < protocols.length; i++) {
968             String protocol = protocols[i];
969             if (protocol == null) {
970                 throw new IllegalArgumentException("protocols[" + i + "] == null");
971             }
972             if ((!protocol.equals(SUPPORTED_PROTOCOL_SSLV3))
973                     && (!protocol.equals(SUPPORTED_PROTOCOL_TLSV1))
974                     && (!protocol.equals(SUPPORTED_PROTOCOL_TLSV1_1))
975                     && (!protocol.equals(SUPPORTED_PROTOCOL_TLSV1_2))) {
976                 throw new IllegalArgumentException("protocol " + protocol
977                                                    + " is not supported");
978             }
979         }
980         return protocols;
981     }
982 
SSL_set_cipher_lists(long ssl, String[] ciphers)983     public static native void SSL_set_cipher_lists(long ssl, String[] ciphers);
984 
985     /**
986      * Gets the list of cipher suites enabled for the provided {@code SSL} instance.
987      *
988      * @return array of {@code SSL_CIPHER} references.
989      */
SSL_get_ciphers(long ssl)990     public static native long[] SSL_get_ciphers(long ssl);
991 
setEnabledCipherSuites(long ssl, String[] cipherSuites)992     public static void setEnabledCipherSuites(long ssl, String[] cipherSuites) {
993         checkEnabledCipherSuites(cipherSuites);
994         List<String> opensslSuites = new ArrayList<String>();
995         for (int i = 0; i < cipherSuites.length; i++) {
996             String cipherSuite = cipherSuites[i];
997             if (cipherSuite.equals(TLS_EMPTY_RENEGOTIATION_INFO_SCSV)) {
998                 continue;
999             }
1000             if (cipherSuite.equals(TLS_FALLBACK_SCSV)) {
1001                 SSL_set_mode(ssl, NativeConstants.SSL_MODE_SEND_FALLBACK_SCSV);
1002                 continue;
1003             }
1004             String openssl = STANDARD_TO_OPENSSL_CIPHER_SUITES.get(cipherSuite);
1005             String cs = (openssl == null) ? cipherSuite : openssl;
1006             opensslSuites.add(cs);
1007         }
1008         SSL_set_cipher_lists(ssl, opensslSuites.toArray(new String[opensslSuites.size()]));
1009     }
1010 
checkEnabledCipherSuites(String[] cipherSuites)1011     public static String[] checkEnabledCipherSuites(String[] cipherSuites) {
1012         if (cipherSuites == null) {
1013             throw new IllegalArgumentException("cipherSuites == null");
1014         }
1015         // makes sure all suites are valid, throwing on error
1016         for (int i = 0; i < cipherSuites.length; i++) {
1017             String cipherSuite = cipherSuites[i];
1018             if (cipherSuite == null) {
1019                 throw new IllegalArgumentException("cipherSuites[" + i + "] == null");
1020             }
1021             if (cipherSuite.equals(TLS_EMPTY_RENEGOTIATION_INFO_SCSV) ||
1022                     cipherSuite.equals(TLS_FALLBACK_SCSV)) {
1023                 continue;
1024             }
1025             if (SUPPORTED_CIPHER_SUITES_SET.contains(cipherSuite)) {
1026                 continue;
1027             }
1028 
1029             // For backwards compatibility, it's allowed for |cipherSuite| to
1030             // be an OpenSSL-style cipher-suite name.
1031             String standardName = OPENSSL_TO_STANDARD_CIPHER_SUITES.get(cipherSuite);
1032             if (standardName != null && SUPPORTED_CIPHER_SUITES_SET.contains(standardName)) {
1033                 // TODO log warning about using backward compatability
1034                 continue;
1035             }
1036             throw new IllegalArgumentException("cipherSuite " + cipherSuite + " is not supported.");
1037         }
1038         return cipherSuites;
1039     }
1040 
1041     /*
1042      * See the OpenSSL ssl.h header file for more information.
1043      */
1044     public static final int SSL_VERIFY_NONE =                 0x00;
1045     public static final int SSL_VERIFY_PEER =                 0x01;
1046     public static final int SSL_VERIFY_FAIL_IF_NO_PEER_CERT = 0x02;
1047 
SSL_set_accept_state(long sslNativePointer)1048     public static native void SSL_set_accept_state(long sslNativePointer);
1049 
SSL_set_connect_state(long sslNativePointer)1050     public static native void SSL_set_connect_state(long sslNativePointer);
1051 
SSL_set_verify(long sslNativePointer, int mode)1052     public static native void SSL_set_verify(long sslNativePointer, int mode);
1053 
SSL_set_session(long sslNativePointer, long sslSessionNativePointer)1054     public static native void SSL_set_session(long sslNativePointer, long sslSessionNativePointer)
1055         throws SSLException;
1056 
SSL_set_session_creation_enabled( long sslNativePointer, boolean creationEnabled)1057     public static native void SSL_set_session_creation_enabled(
1058             long sslNativePointer, boolean creationEnabled) throws SSLException;
1059 
SSL_session_reused(long sslNativePointer)1060     public static native boolean SSL_session_reused(long sslNativePointer);
1061 
SSL_set_reject_peer_renegotiations( long sslNativePointer, boolean renegotiationRejected)1062     public static native void SSL_set_reject_peer_renegotiations(
1063             long sslNativePointer, boolean renegotiationRejected) throws SSLException;
1064 
SSL_set_tlsext_host_name(long sslNativePointer, String hostname)1065     public static native void SSL_set_tlsext_host_name(long sslNativePointer, String hostname)
1066             throws SSLException;
SSL_get_servername(long sslNativePointer)1067     public static native String SSL_get_servername(long sslNativePointer);
1068 
1069     /**
1070      * Enables NPN for all SSL connections in the context.
1071      *
1072      * <p>For clients this causes the NPN extension to be included in the
1073      * ClientHello message.
1074      *
1075      * <p>For servers this causes the NPN extension to be included in the
1076      * ServerHello message. The NPN extension will not be included in the
1077      * ServerHello response if the client didn't include it in the ClientHello
1078      * request.
1079      *
1080      * <p>In either case the caller should pass a non-null byte array of NPN
1081      * protocols to {@link #SSL_do_handshake}.
1082      */
SSL_CTX_enable_npn(long sslCtxNativePointer)1083     public static native void SSL_CTX_enable_npn(long sslCtxNativePointer);
1084 
1085     /**
1086      * Disables NPN for all SSL connections in the context.
1087      */
SSL_CTX_disable_npn(long sslCtxNativePointer)1088     public static native void SSL_CTX_disable_npn(long sslCtxNativePointer);
1089 
1090     /**
1091      * For clients, sets the list of supported ALPN protocols in wire-format
1092      * (length-prefixed 8-bit strings).
1093      */
SSL_set_alpn_protos(long sslPointer, byte[] protos)1094     public static native int SSL_set_alpn_protos(long sslPointer, byte[] protos);
1095 
1096     /**
1097      * Returns the selected ALPN protocol. If the server did not select a
1098      * protocol, {@code null} will be returned.
1099      */
SSL_get0_alpn_selected(long sslPointer)1100     public static native byte[] SSL_get0_alpn_selected(long sslPointer);
1101 
1102     /**
1103      * Returns the sslSessionNativePointer of the negotiated session. If this is
1104      * a server negotiation, supplying the {@code alpnProtocols} will enable
1105      * ALPN negotiation.
1106      */
SSL_do_handshake(long sslNativePointer, FileDescriptor fd, SSLHandshakeCallbacks shc, int timeoutMillis, boolean client_mode, byte[] npnProtocols, byte[] alpnProtocols)1107     public static native long SSL_do_handshake(long sslNativePointer,
1108                                                FileDescriptor fd,
1109                                                SSLHandshakeCallbacks shc,
1110                                                int timeoutMillis,
1111                                                boolean client_mode,
1112                                                byte[] npnProtocols,
1113                                                byte[] alpnProtocols)
1114         throws SSLException, SocketTimeoutException, CertificateException;
1115 
1116     /**
1117      * Returns the sslSessionNativePointer of the negotiated session. If this is
1118      * a server negotiation, supplying the {@code alpnProtocols} will enable
1119      * ALPN negotiation.
1120      */
SSL_do_handshake_bio(long sslNativePointer, long sourceBioRef, long sinkBioRef, SSLHandshakeCallbacks shc, boolean client_mode, byte[] npnProtocols, byte[] alpnProtocols)1121     public static native long SSL_do_handshake_bio(long sslNativePointer,
1122                                                    long sourceBioRef,
1123                                                    long sinkBioRef,
1124                                                    SSLHandshakeCallbacks shc,
1125                                                    boolean client_mode,
1126                                                    byte[] npnProtocols,
1127                                                    byte[] alpnProtocols)
1128         throws SSLException, SocketTimeoutException, CertificateException;
1129 
SSL_get_npn_negotiated_protocol(long sslNativePointer)1130     public static native byte[] SSL_get_npn_negotiated_protocol(long sslNativePointer);
1131 
1132     /**
1133      * Currently only intended for forcing renegotiation for testing.
1134      * Not used within OpenSSLSocketImpl.
1135      */
SSL_renegotiate(long sslNativePointer)1136     public static native void SSL_renegotiate(long sslNativePointer) throws SSLException;
1137 
1138     /**
1139      * Returns the local X509 certificate references. Must X509_free when done.
1140      */
SSL_get_certificate(long sslNativePointer)1141     public static native long[] SSL_get_certificate(long sslNativePointer);
1142 
1143     /**
1144      * Returns the peer X509 certificate references. Must X509_free when done.
1145      */
SSL_get_peer_cert_chain(long sslNativePointer)1146     public static native long[] SSL_get_peer_cert_chain(long sslNativePointer);
1147 
1148     /**
1149      * Reads with the native SSL_read function from the encrypted data stream
1150      * @return -1 if error or the end of the stream is reached.
1151      */
SSL_read(long sslNativePointer, FileDescriptor fd, SSLHandshakeCallbacks shc, byte[] b, int off, int len, int readTimeoutMillis)1152     public static native int SSL_read(long sslNativePointer,
1153                                       FileDescriptor fd,
1154                                       SSLHandshakeCallbacks shc,
1155                                       byte[] b, int off, int len, int readTimeoutMillis)
1156         throws IOException;
1157 
SSL_read_BIO(long sslNativePointer, byte[] dest, int destOffset, int destLength, long sourceBioRef, long sinkBioRef, SSLHandshakeCallbacks shc)1158     public static native int SSL_read_BIO(long sslNativePointer,
1159                                           byte[] dest,
1160                                           int destOffset,
1161                                           int destLength,
1162                                           long sourceBioRef,
1163                                           long sinkBioRef,
1164                                           SSLHandshakeCallbacks shc)
1165         throws IOException;
1166 
1167     /**
1168      * Writes with the native SSL_write function to the encrypted data stream.
1169      */
SSL_write(long sslNativePointer, FileDescriptor fd, SSLHandshakeCallbacks shc, byte[] b, int off, int len, int writeTimeoutMillis)1170     public static native void SSL_write(long sslNativePointer,
1171                                         FileDescriptor fd,
1172                                         SSLHandshakeCallbacks shc,
1173                                         byte[] b, int off, int len, int writeTimeoutMillis)
1174         throws IOException;
1175 
SSL_write_BIO(long sslNativePointer, byte[] source, int length, long sinkBioRef, SSLHandshakeCallbacks shc)1176     public static native int SSL_write_BIO(long sslNativePointer,
1177                                            byte[] source,
1178                                            int length,
1179                                            long sinkBioRef,
1180                                            SSLHandshakeCallbacks shc)
1181         throws IOException;
1182 
SSL_interrupt(long sslNativePointer)1183     public static native void SSL_interrupt(long sslNativePointer);
SSL_shutdown(long sslNativePointer, FileDescriptor fd, SSLHandshakeCallbacks shc)1184     public static native void SSL_shutdown(long sslNativePointer,
1185                                            FileDescriptor fd,
1186                                            SSLHandshakeCallbacks shc) throws IOException;
1187 
SSL_shutdown_BIO(long sslNativePointer, long sourceBioRef, long sinkBioRef, SSLHandshakeCallbacks shc)1188     public static native void SSL_shutdown_BIO(long sslNativePointer,
1189                                                long sourceBioRef, long sinkBioRef,
1190                                                SSLHandshakeCallbacks shc) throws IOException;
1191 
SSL_get_shutdown(long sslNativePointer)1192     public static native int SSL_get_shutdown(long sslNativePointer);
1193 
SSL_free(long sslNativePointer)1194     public static native void SSL_free(long sslNativePointer);
1195 
SSL_SESSION_session_id(long sslSessionNativePointer)1196     public static native byte[] SSL_SESSION_session_id(long sslSessionNativePointer);
1197 
SSL_SESSION_get_time(long sslSessionNativePointer)1198     public static native long SSL_SESSION_get_time(long sslSessionNativePointer);
1199 
SSL_SESSION_get_version(long sslSessionNativePointer)1200     public static native String SSL_SESSION_get_version(long sslSessionNativePointer);
1201 
SSL_SESSION_cipher(long sslSessionNativePointer)1202     public static native String SSL_SESSION_cipher(long sslSessionNativePointer);
1203 
get_SSL_SESSION_tlsext_hostname(long sslSessionNativePointer)1204     public static native String get_SSL_SESSION_tlsext_hostname(long sslSessionNativePointer);
1205 
SSL_SESSION_free(long sslSessionNativePointer)1206     public static native void SSL_SESSION_free(long sslSessionNativePointer);
1207 
i2d_SSL_SESSION(long sslSessionNativePointer)1208     public static native byte[] i2d_SSL_SESSION(long sslSessionNativePointer);
1209 
d2i_SSL_SESSION(byte[] data)1210     public static native long d2i_SSL_SESSION(byte[] data) throws IOException;
1211 
1212     /**
1213      * A collection of callbacks from the native OpenSSL code that are
1214      * related to the SSL handshake initiated by SSL_do_handshake.
1215      */
1216     public interface SSLHandshakeCallbacks {
1217         /**
1218          * Verify that we trust the certificate chain is trusted.
1219          *
1220          * @param sslSessionNativePtr pointer to a reference of the SSL_SESSION
1221          * @param certificateChainRefs chain of X.509 certificate references
1222          * @param authMethod auth algorithm name
1223          *
1224          * @throws CertificateException if the certificate is untrusted
1225          */
verifyCertificateChain(long sslSessionNativePtr, long[] certificateChainRefs, String authMethod)1226         public void verifyCertificateChain(long sslSessionNativePtr, long[] certificateChainRefs,
1227                 String authMethod) throws CertificateException;
1228 
1229         /**
1230          * Called on an SSL client when the server requests (or
1231          * requires a certificate). The client can respond by using
1232          * SSL_use_certificate and SSL_use_PrivateKey to set a
1233          * certificate if has an appropriate one available, similar to
1234          * how the server provides its certificate.
1235          *
1236          * @param keyTypes key types supported by the server,
1237          * convertible to strings with #keyType
1238          * @param asn1DerEncodedX500Principals CAs known to the server
1239          */
clientCertificateRequested(byte[] keyTypes, byte[][] asn1DerEncodedX500Principals)1240         public void clientCertificateRequested(byte[] keyTypes,
1241                                                byte[][] asn1DerEncodedX500Principals)
1242             throws CertificateEncodingException, SSLException;
1243 
1244         /**
1245          * Gets the key to be used in client mode for this connection in Pre-Shared Key (PSK) key
1246          * exchange.
1247          *
1248          * @param identityHint PSK identity hint provided by the server or {@code null} if no hint
1249          *        provided.
1250          * @param identity buffer to be populated with PSK identity (NULL-terminated modified UTF-8)
1251          *        by this method. This identity will be provided to the server.
1252          * @param key buffer to be populated with key material by this method.
1253          *
1254          * @return number of bytes this method stored in the {@code key} buffer or {@code 0} if an
1255          *         error occurred in which case the handshake will be aborted.
1256          */
clientPSKKeyRequested(String identityHint, byte[] identity, byte[] key)1257         public int clientPSKKeyRequested(String identityHint, byte[] identity, byte[] key);
1258 
1259         /**
1260          * Gets the key to be used in server mode for this connection in Pre-Shared Key (PSK) key
1261          * exchange.
1262          *
1263          * @param identityHint PSK identity hint provided by this server to the client or
1264          *        {@code null} if no hint was provided.
1265          * @param identity PSK identity provided by the client.
1266          * @param key buffer to be populated with key material by this method.
1267          *
1268          * @return number of bytes this method stored in the {@code key} buffer or {@code 0} if an
1269          *         error occurred in which case the handshake will be aborted.
1270          */
serverPSKKeyRequested(String identityHint, String identity, byte[] key)1271         public int serverPSKKeyRequested(String identityHint, String identity, byte[] key);
1272 
1273         /**
1274          * Called when SSL state changes. This could be handshake completion.
1275          */
onSSLStateChange(long sslSessionNativePtr, int type, int val)1276         public void onSSLStateChange(long sslSessionNativePtr, int type, int val);
1277     }
1278 
ERR_peek_last_error()1279     public static native long ERR_peek_last_error();
1280 
SSL_CIPHER_get_kx_name(long cipherAddress)1281     public static native String SSL_CIPHER_get_kx_name(long cipherAddress);
1282 
get_cipher_names(String selection)1283     public static native String[] get_cipher_names(String selection);
1284 
get_ocsp_single_extension(byte[] ocspResponse, String oid, long x509Ref, long issuerX509Ref)1285     public static native byte[] get_ocsp_single_extension(byte[] ocspResponse, String oid,
1286                                                           long x509Ref, long issuerX509Ref);
1287 
1288     /**
1289      * Returns the starting address of the memory region referenced by the provided direct
1290      * {@link Buffer} or {@code 0} if the provided buffer is not direct or if such access to direct
1291      * buffers is not supported by the platform.
1292      *
1293      * <p>NOTE: This method ignores the buffer's current {@code position}.
1294      */
getDirectBufferAddress(Buffer buf)1295     public static native long getDirectBufferAddress(Buffer buf);
1296 }
1297