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Add an engine destructor to eng_cryptodev. 

Reviewed-by: Ben Laurie <ben@openssl.org>
This commit is contained in:
Richard Levitte 2016-01-19 01:27:12 +01:00
parent b61d2da71b
commit 24dfa621c8
1 changed files with 36 additions and 0 deletions
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36
crypto/engine/eng_cryptodev.c
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@ -1139,6 +1139,41 @@ cryptodev_engine_digests(ENGINE *e, const EVP_MD **digest,
return (*digest != NULL);
}
static int cryptodev_engine_destroy(ENGINE *e)
{
EVP_CIPHER_meth_free(rc4_cipher);
rc4_cipher = NULL;
EVP_CIPHER_meth_free(des_cbc_cipher);
des_cbc_cipher = NULL;
EVP_CIPHER_meth_free(des3_cbc_cipher);
des3_cbc_cipher = NULL;
EVP_CIPHER_meth_free(bf_cbc_cipher);
bf_cbc_cipher = NULL;
EVP_CIPHER_meth_free(cast_cbc_cipher);
cast_cbc_cipher = NULL;
EVP_CIPHER_meth_free(aes_cbc_cipher);
aes_cbc_cipher = NULL;
EVP_CIPHER_meth_free(aes_192_cbc_cipher);
aes_192_cbc_cipher = NULL;
EVP_CIPHER_meth_free(aes_256_cbc_cipher);
aes_256_cbc_cipher = NULL;
# ifdef CRYPTO_AES_CTR
EVP_CIPHER_meth_free(aes_ctr_cipher);
aes_ctr_cipher = NULL;
EVP_CIPHER_meth_free(aes_192_ctr_cipher);
aes_192_ctr_cipher = NULL;
EVP_CIPHER_meth_free(aes_256_ctr_cipher);
aes_256_ctr_cipher = NULL;
# endif
# ifdef USE_CRYPTODEV_DIGESTS
EVP_MD_meth_free(sha1_md);
sha1_md = NULL;
EVP_MD_meth_free(md5_md);
md5_md = NULL;
# endif
return 1;
}
/*
* Convert a BIGNUM to the representation that /dev/crypto needs.
* Upon completion of use, the caller is responsible for freeing
@ -1608,6 +1643,7 @@ void ENGINE_load_cryptodev(void)
if (!ENGINE_set_id(engine, "cryptodev") ||
!ENGINE_set_name(engine, "BSD cryptodev engine") ||
!ENGINE_set_destroy_function(engine, cryptodev_engine_destroy) ||
!ENGINE_set_ciphers(engine, cryptodev_engine_ciphers) ||
!ENGINE_set_digests(engine, cryptodev_engine_digests) ||
!ENGINE_set_ctrl_function(engine, cryptodev_ctrl) ||