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-rw-r--r--src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c4
-rw-r--r--src/libcharon/sa/ikev1/keymat_v1.c9
-rw-r--r--src/libcharon/sa/ikev2/keymat_v2.c18
-rw-r--r--src/libsimaka/simaka_crypto.c8
-rw-r--r--src/libstrongswan/crypto/aead.c9
-rw-r--r--src/libstrongswan/crypto/crypters/crypter.h4
-rw-r--r--src/libstrongswan/crypto/crypto_tester.c10
-rw-r--r--src/libstrongswan/crypto/pkcs7.c8
-rw-r--r--src/libstrongswan/plugins/aes/aes_crypter.c3
-rw-r--r--src/libstrongswan/plugins/af_alg/af_alg_crypter.c3
-rw-r--r--src/libstrongswan/plugins/blowfish/blowfish_crypter.c3
-rw-r--r--src/libstrongswan/plugins/ccm/ccm_aead.c3
-rw-r--r--src/libstrongswan/plugins/cmac/cmac.c4
-rw-r--r--src/libstrongswan/plugins/ctr/ctr_ipsec_crypter.c4
-rw-r--r--src/libstrongswan/plugins/des/des_crypter.c6
-rw-r--r--src/libstrongswan/plugins/gcm/gcm_aead.c4
-rw-r--r--src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c4
-rw-r--r--src/libstrongswan/plugins/openssl/openssl_crypter.c3
-rw-r--r--src/libstrongswan/plugins/padlock/padlock_aes_crypter.c3
-rw-r--r--src/libstrongswan/plugins/pem/pem_builder.c4
-rw-r--r--src/libstrongswan/plugins/pkcs8/pkcs8_builder.c5
-rw-r--r--src/libstrongswan/plugins/xcbc/xcbc.c11
-rw-r--r--src/libtls/tls_crypto.c14
23 files changed, 87 insertions, 57 deletions
diff --git a/src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c b/src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c
index c5c531e31..dd6f56fd9 100644
--- a/src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c
+++ b/src/libcharon/plugins/eap_mschapv2/eap_mschapv2.c
@@ -339,8 +339,8 @@ static status_t ChallengeResponse(chunk_t challenge_hash, chunk_t password_hash,
chunk_t expanded, encrypted;
expanded = ExpandDESKey(keys[i]);
- crypter->set_key(crypter, expanded);
- if (!crypter->encrypt(crypter, challenge_hash, chunk_empty, &encrypted))
+ if (!crypter->set_key(crypter, expanded) ||
+ !crypter->encrypt(crypter, challenge_hash, chunk_empty, &encrypted))
{
chunk_clear(&expanded);
crypter->destroy(crypter);
diff --git a/src/libcharon/sa/ikev1/keymat_v1.c b/src/libcharon/sa/ikev1/keymat_v1.c
index 554bd56f7..9540075d6 100644
--- a/src/libcharon/sa/ikev1/keymat_v1.c
+++ b/src/libcharon/sa/ikev1/keymat_v1.c
@@ -205,8 +205,7 @@ METHOD(aead_t, get_key_size, size_t,
METHOD(aead_t, set_key, bool,
private_aead_t *this, chunk_t key)
{
- this->crypter->set_key(this->crypter, key);
- return TRUE;
+ return this->crypter->set_key(this->crypter, key);
}
METHOD(aead_t, aead_destroy, void,
@@ -291,7 +290,11 @@ static aead_t *create_aead(proposal_t *proposal, prf_t *prf, chunk_t skeyid_e)
return NULL;
}
DBG4(DBG_IKE, "encryption key Ka %B", &ka);
- crypter->set_key(crypter, ka);
+ if (!crypter->set_key(crypter, ka))
+ {
+ chunk_clear(&ka);
+ return NULL;
+ }
chunk_clear(&ka);
INIT(this,
diff --git a/src/libcharon/sa/ikev2/keymat_v2.c b/src/libcharon/sa/ikev2/keymat_v2.c
index f25d0bd0e..91f001bdb 100644
--- a/src/libcharon/sa/ikev2/keymat_v2.c
+++ b/src/libcharon/sa/ikev2/keymat_v2.c
@@ -225,7 +225,14 @@ static bool derive_ike_traditional(private_keymat_v2_t *this, u_int16_t enc_alg,
return FALSE;
}
DBG4(DBG_IKE, "Sk_ei secret %B", &key);
- crypter_i->set_key(crypter_i, key);
+ if (!crypter_i->set_key(crypter_i, key))
+ {
+ crypter_i->destroy(crypter_i);
+ crypter_r->destroy(crypter_r);
+ signer_i->destroy(signer_i);
+ signer_r->destroy(signer_r);
+ return FALSE;
+ }
chunk_clear(&key);
if (!prf_plus->allocate_bytes(prf_plus, key_size, &key))
@@ -237,7 +244,14 @@ static bool derive_ike_traditional(private_keymat_v2_t *this, u_int16_t enc_alg,
return FALSE;
}
DBG4(DBG_IKE, "Sk_er secret %B", &key);
- crypter_r->set_key(crypter_r, key);
+ if (!crypter_r->set_key(crypter_r, key))
+ {
+ crypter_i->destroy(crypter_i);
+ crypter_r->destroy(crypter_r);
+ signer_i->destroy(signer_i);
+ signer_r->destroy(signer_r);
+ return FALSE;
+ }
chunk_clear(&key);
if (this->initiator)
diff --git a/src/libsimaka/simaka_crypto.c b/src/libsimaka/simaka_crypto.c
index cdb314068..91aad95ca 100644
--- a/src/libsimaka/simaka_crypto.c
+++ b/src/libsimaka/simaka_crypto.c
@@ -148,12 +148,12 @@ METHOD(simaka_crypto_t, derive_keys_full, bool,
k_auth = chunk_create(str.ptr + KENCR_LEN, KAUTH_LEN);
DBG3(DBG_LIB, "K_encr %B\nK_auth %B\nMSK %B", &k_encr, &k_auth, &msk);
- if (!this->signer->set_key(this->signer, k_auth))
+ if (!this->signer->set_key(this->signer, k_auth) ||
+ !this->crypter->set_key(this->crypter, k_encr))
{
chunk_clear(mk);
return FALSE;
}
- this->crypter->set_key(this->crypter, k_encr);
*msk = chunk_create(str.ptr + KENCR_LEN + KAUTH_LEN, MSK_LEN);
@@ -187,11 +187,11 @@ METHOD(simaka_crypto_t, derive_keys_reauth, bool,
k_auth = chunk_create(str.ptr + KENCR_LEN, KAUTH_LEN);
DBG3(DBG_LIB, "K_encr %B\nK_auth %B", &k_encr, &k_auth);
- if (!this->signer->set_key(this->signer, k_auth))
+ if (!this->signer->set_key(this->signer, k_auth) ||
+ !this->crypter->set_key(this->crypter, k_encr))
{
return FALSE;
}
- this->crypter->set_key(this->crypter, k_encr);
call_hook(this, k_encr, k_auth);
diff --git a/src/libstrongswan/crypto/aead.c b/src/libstrongswan/crypto/aead.c
index 595b75f87..02fb8d50a 100644
--- a/src/libstrongswan/crypto/aead.c
+++ b/src/libstrongswan/crypto/aead.c
@@ -141,13 +141,8 @@ METHOD(aead_t, set_key, bool,
chunk_split(key, "mm", this->signer->get_key_size(this->signer), &sig,
this->crypter->get_key_size(this->crypter), &enc);
- if (!this->signer->set_key(this->signer, sig))
- {
- return FALSE;
- }
- this->crypter->set_key(this->crypter, enc);
-
- return TRUE;
+ return this->signer->set_key(this->signer, sig) &&
+ this->crypter->set_key(this->crypter, enc);
}
METHOD(aead_t, destroy, void,
diff --git a/src/libstrongswan/crypto/crypters/crypter.h b/src/libstrongswan/crypto/crypters/crypter.h
index a615c0e22..4c273059b 100644
--- a/src/libstrongswan/crypto/crypters/crypter.h
+++ b/src/libstrongswan/crypto/crypters/crypter.h
@@ -147,8 +147,10 @@ struct crypter_t {
* The length of the key must match get_key_size().
*
* @param key key to set
+ * @return TRUE if key set successfully
*/
- void (*set_key) (crypter_t *this, chunk_t key);
+ __attribute__((warn_unused_result))
+ bool (*set_key) (crypter_t *this, chunk_t key);
/**
* Destroys a crypter_t object.
diff --git a/src/libstrongswan/crypto/crypto_tester.c b/src/libstrongswan/crypto/crypto_tester.c
index 812e94914..4e5e840b5 100644
--- a/src/libstrongswan/crypto/crypto_tester.c
+++ b/src/libstrongswan/crypto/crypto_tester.c
@@ -151,7 +151,10 @@ static u_int bench_crypter(private_crypto_tester_t *this,
memset(iv, 0x56, sizeof(iv));
memset(key, 0x12, sizeof(key));
- crypter->set_key(crypter, chunk_from_thing(key));
+ if (!crypter->set_key(crypter, chunk_from_thing(key)))
+ {
+ return 0;
+ }
buf = chunk_alloc(this->bench_size);
memset(buf.ptr, 0x34, buf.len);
@@ -214,7 +217,10 @@ METHOD(crypto_tester_t, test_crypter, bool,
tested++;
key = chunk_create(vector->key, crypter->get_key_size(crypter));
- crypter->set_key(crypter, key);
+ if (!crypter->set_key(crypter, key))
+ {
+ failed = TRUE;
+ }
iv = chunk_create(vector->iv, crypter->get_iv_size(crypter));
/* allocated encryption */
diff --git a/src/libstrongswan/crypto/pkcs7.c b/src/libstrongswan/crypto/pkcs7.c
index e422dae0e..ded388181 100644
--- a/src/libstrongswan/crypto/pkcs7.c
+++ b/src/libstrongswan/crypto/pkcs7.c
@@ -638,8 +638,8 @@ end:
success = FALSE;
/* decrypt the content */
- crypter->set_key(crypter, symmetric_key);
- if (!crypter->decrypt(crypter, encrypted_content, iv, &this->data))
+ if (!crypter->set_key(crypter, symmetric_key) ||
+ !crypter->decrypt(crypter, encrypted_content, iv, &this->data))
{
success = FALSE;
goto failed;
@@ -834,8 +834,8 @@ METHOD(pkcs7_t, build_envelopedData, bool,
DBG3(DBG_LIB, " padded unencrypted data: %B", &in);
/* symmetric encryption of data object */
- crypter->set_key(crypter, symmetricKey);
- if (!crypter->encrypt(crypter, in, iv, &out))
+ if (!crypter->set_key(crypter, symmetricKey) ||
+ !crypter->encrypt(crypter, in, iv, &out))
{
crypter->destroy(crypter);
chunk_clear(&in);
diff --git a/src/libstrongswan/plugins/aes/aes_crypter.c b/src/libstrongswan/plugins/aes/aes_crypter.c
index 03d3cdeda..6b3d03cea 100644
--- a/src/libstrongswan/plugins/aes/aes_crypter.c
+++ b/src/libstrongswan/plugins/aes/aes_crypter.c
@@ -1430,7 +1430,7 @@ METHOD(crypter_t, get_key_size, size_t,
return this->key_size;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_aes_crypter_t *this, chunk_t key)
{
u_int32_t *kf, *kt, rci, f = 0;
@@ -1515,6 +1515,7 @@ METHOD(crypter_t, set_key, void,
}
cpy(kt, kf);
}
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/af_alg/af_alg_crypter.c b/src/libstrongswan/plugins/af_alg/af_alg_crypter.c
index 7fc0e59d8..ed268c0c9 100644
--- a/src/libstrongswan/plugins/af_alg/af_alg_crypter.c
+++ b/src/libstrongswan/plugins/af_alg/af_alg_crypter.c
@@ -179,10 +179,11 @@ METHOD(crypter_t, get_key_size, size_t,
return this->keymat_size;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_af_alg_crypter_t *this, chunk_t key)
{
this->ops->set_key(this->ops, key);
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/blowfish/blowfish_crypter.c b/src/libstrongswan/plugins/blowfish/blowfish_crypter.c
index 18c8f48a9..253f9b4a4 100644
--- a/src/libstrongswan/plugins/blowfish/blowfish_crypter.c
+++ b/src/libstrongswan/plugins/blowfish/blowfish_crypter.c
@@ -155,10 +155,11 @@ METHOD(crypter_t, get_key_size, size_t,
return this->key_size;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_blowfish_crypter_t *this, chunk_t key)
{
BF_set_key(&this->schedule, key.len , key.ptr);
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/ccm/ccm_aead.c b/src/libstrongswan/plugins/ccm/ccm_aead.c
index 06d08783a..0e2f9b75f 100644
--- a/src/libstrongswan/plugins/ccm/ccm_aead.c
+++ b/src/libstrongswan/plugins/ccm/ccm_aead.c
@@ -316,8 +316,7 @@ METHOD(aead_t, set_key, bool,
{
memcpy(this->salt, key.ptr + key.len - SALT_SIZE, SALT_SIZE);
key.len -= SALT_SIZE;
- this->crypter->set_key(this->crypter, key);
- return TRUE;
+ return this->crypter->set_key(this->crypter, key);
}
METHOD(aead_t, destroy, void,
diff --git a/src/libstrongswan/plugins/cmac/cmac.c b/src/libstrongswan/plugins/cmac/cmac.c
index e5c44d02b..725d02d76 100644
--- a/src/libstrongswan/plugins/cmac/cmac.c
+++ b/src/libstrongswan/plugins/cmac/cmac.c
@@ -279,8 +279,8 @@ METHOD(mac_t, set_key, bool,
memset(iv.ptr, 0, iv.len);
l = chunk_alloca(this->b);
memset(l.ptr, 0, l.len);
- this->k->set_key(this->k, resized);
- if (!this->k->encrypt(this->k, l, iv, NULL))
+ if (!this->k->set_key(this->k, resized) ||
+ !this->k->encrypt(this->k, l, iv, NULL))
{
return FALSE;
}
diff --git a/src/libstrongswan/plugins/ctr/ctr_ipsec_crypter.c b/src/libstrongswan/plugins/ctr/ctr_ipsec_crypter.c
index 78aad84c5..59d201a6f 100644
--- a/src/libstrongswan/plugins/ctr/ctr_ipsec_crypter.c
+++ b/src/libstrongswan/plugins/ctr/ctr_ipsec_crypter.c
@@ -113,13 +113,13 @@ METHOD(crypter_t, get_key_size, size_t,
+ sizeof(this->state.nonce);
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_ctr_ipsec_crypter_t *this, chunk_t key)
{
memcpy(this->state.nonce, key.ptr + key.len - sizeof(this->state.nonce),
sizeof(this->state.nonce));
key.len -= sizeof(this->state.nonce);
- this->crypter->set_key(this->crypter, key);
+ return this->crypter->set_key(this->crypter, key);
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/des/des_crypter.c b/src/libstrongswan/plugins/des/des_crypter.c
index ca9ae8fc7..c81318b19 100644
--- a/src/libstrongswan/plugins/des/des_crypter.c
+++ b/src/libstrongswan/plugins/des/des_crypter.c
@@ -1541,18 +1541,20 @@ METHOD(crypter_t, get_key_size, size_t,
return this->key_size;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_des_crypter_t *this, chunk_t key)
{
des_set_key((des_cblock*)(key.ptr), &this->ks);
+ return TRUE;
}
-METHOD(crypter_t, set_key3, void,
+METHOD(crypter_t, set_key3, bool,
private_des_crypter_t *this, chunk_t key)
{
des_set_key((des_cblock*)(key.ptr) + 0, &this->ks3[0]);
des_set_key((des_cblock*)(key.ptr) + 1, &this->ks3[1]);
des_set_key((des_cblock*)(key.ptr) + 2, &this->ks3[2]);
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/gcm/gcm_aead.c b/src/libstrongswan/plugins/gcm/gcm_aead.c
index 985e759a9..79ee65d98 100644
--- a/src/libstrongswan/plugins/gcm/gcm_aead.c
+++ b/src/libstrongswan/plugins/gcm/gcm_aead.c
@@ -348,8 +348,8 @@ METHOD(aead_t, set_key, bool,
{
memcpy(this->salt, key.ptr + key.len - SALT_SIZE, SALT_SIZE);
key.len -= SALT_SIZE;
- this->crypter->set_key(this->crypter, key);
- return create_h(this, this->h);
+ return this->crypter->set_key(this->crypter, key) &&
+ create_h(this, this->h);
}
METHOD(aead_t, destroy, void,
diff --git a/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c b/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c
index 3627c5064..0b5dc0365 100644
--- a/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c
+++ b/src/libstrongswan/plugins/gcrypt/gcrypt_crypter.c
@@ -141,7 +141,7 @@ METHOD(crypter_t, get_key_size, size_t,
return len;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_gcrypt_crypter_t *this, chunk_t key)
{
if (this->ctr_mode)
@@ -151,7 +151,7 @@ METHOD(crypter_t, set_key, void,
sizeof(this->ctr.nonce));
key.len -= sizeof(this->ctr.nonce);
}
- gcry_cipher_setkey(this->h, key.ptr, key.len);
+ return gcry_cipher_setkey(this->h, key.ptr, key.len) == 0;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/openssl/openssl_crypter.c b/src/libstrongswan/plugins/openssl/openssl_crypter.c
index 07799b1c7..07b96b320 100644
--- a/src/libstrongswan/plugins/openssl/openssl_crypter.c
+++ b/src/libstrongswan/plugins/openssl/openssl_crypter.c
@@ -144,10 +144,11 @@ METHOD(crypter_t, get_key_size, size_t,
return this->key.len;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_openssl_crypter_t *this, chunk_t key)
{
memcpy(this->key.ptr, key.ptr, min(key.len, this->key.len));
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/padlock/padlock_aes_crypter.c b/src/libstrongswan/plugins/padlock/padlock_aes_crypter.c
index b9d4eac7b..b5060de0a 100644
--- a/src/libstrongswan/plugins/padlock/padlock_aes_crypter.c
+++ b/src/libstrongswan/plugins/padlock/padlock_aes_crypter.c
@@ -141,10 +141,11 @@ METHOD(crypter_t, get_key_size, size_t,
return this->key.len;
}
-METHOD(crypter_t, set_key, void,
+METHOD(crypter_t, set_key, bool,
private_padlock_aes_crypter_t *this, chunk_t key)
{
memcpy(this->key.ptr, key.ptr, min(key.len, this->key.len));
+ return TRUE;
}
METHOD(crypter_t, destroy, void,
diff --git a/src/libstrongswan/plugins/pem/pem_builder.c b/src/libstrongswan/plugins/pem/pem_builder.c
index c1ce5c809..655491e53 100644
--- a/src/libstrongswan/plugins/pem/pem_builder.c
+++ b/src/libstrongswan/plugins/pem/pem_builder.c
@@ -125,7 +125,6 @@ static status_t pem_decrypt(chunk_t *blob, encryption_algorithm_t alg,
encryption_algorithm_names, alg);
return NOT_SUPPORTED;
}
- crypter->set_key(crypter, key);
if (iv.len != crypter->get_iv_size(crypter) ||
blob->len % crypter->get_block_size(crypter))
@@ -134,7 +133,8 @@ static status_t pem_decrypt(chunk_t *blob, encryption_algorithm_t alg,
DBG1(DBG_ASN, " data size is not multiple of block size");
return PARSE_ERROR;
}
- if (!crypter->decrypt(crypter, *blob, iv, &decrypted))
+ if (!crypter->set_key(crypter, key) ||
+ !crypter->decrypt(crypter, *blob, iv, &decrypted))
{
crypter->destroy(crypter);
return FAILED;
diff --git a/src/libstrongswan/plugins/pkcs8/pkcs8_builder.c b/src/libstrongswan/plugins/pkcs8/pkcs8_builder.c
index f9bef7786..9afd0d44d 100644
--- a/src/libstrongswan/plugins/pkcs8/pkcs8_builder.c
+++ b/src/libstrongswan/plugins/pkcs8/pkcs8_builder.c
@@ -168,9 +168,8 @@ static private_key_t *decrypt_private_key(chunk_t blob,
{
continue;
}
-
- crypter->set_key(crypter, key);
- if (!crypter->decrypt(crypter, blob, iv, &decrypted))
+ if (!crypter->set_key(crypter, key) ||
+ !crypter->decrypt(crypter, blob, iv, &decrypted))
{
continue;
}
diff --git a/src/libstrongswan/plugins/xcbc/xcbc.c b/src/libstrongswan/plugins/xcbc/xcbc.c
index 745efcaa4..1bb7e640a 100644
--- a/src/libstrongswan/plugins/xcbc/xcbc.c
+++ b/src/libstrongswan/plugins/xcbc/xcbc.c
@@ -257,17 +257,16 @@ METHOD(mac_t, set_key, bool,
memset(this->k2, 0x02, this->b);
memset(this->k3, 0x03, this->b);
- this->k1->set_key(this->k1, lengthened);
- if (!this->k1->encrypt(this->k1, chunk_create(this->k2, this->b), iv, NULL) ||
+ if (!this->k1->set_key(this->k1, lengthened) ||
+ !this->k1->encrypt(this->k1, chunk_create(this->k2, this->b), iv, NULL) ||
!this->k1->encrypt(this->k1, chunk_create(this->k3, this->b), iv, NULL) ||
- !this->k1->encrypt(this->k1, k1, iv, NULL))
+ !this->k1->encrypt(this->k1, k1, iv, NULL) ||
+ !this->k1->set_key(this->k1, k1))
{
+ memwipe(k1.ptr, k1.len);
return FALSE;
}
- this->k1->set_key(this->k1, k1);
-
memwipe(k1.ptr, k1.len);
-
return TRUE;
}
diff --git a/src/libtls/tls_crypto.c b/src/libtls/tls_crypto.c
index fde03b800..074479478 100644
--- a/src/libtls/tls_crypto.c
+++ b/src/libtls/tls_crypto.c
@@ -1560,13 +1560,19 @@ static bool expand_keys(private_tls_crypto_t *this,
if (this->tls->is_server(this->tls))
{
- this->crypter_in->set_key(this->crypter_in, client_write);
- this->crypter_out->set_key(this->crypter_out, server_write);
+ if (!this->crypter_in->set_key(this->crypter_in, client_write) ||
+ !this->crypter_out->set_key(this->crypter_out, server_write))
+ {
+ return FALSE;
+ }
}
else
{
- this->crypter_out->set_key(this->crypter_out, client_write);
- this->crypter_in->set_key(this->crypter_in, server_write);
+ if (!this->crypter_out->set_key(this->crypter_out, client_write) ||
+ !this->crypter_in->set_key(this->crypter_in, server_write))
+ {
+ return FALSE;
+ }
}
if (ivs)
{