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free cleanup almost the finale

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Add OPENSSL_clear_free which merges cleanse and free.
(Names was picked to be similar to BN_clear_free, etc.)
Removed OPENSSL_freeFunc macro.
Fixed the small simple ones that are left:
        CRYPTO_free CRYPTO_free_locked OPENSSL_free_locked

Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Rich Salz
2015-04-30 17:57:32 -04:00
parent 68dc682499
commit 4b45c6e52b
56 changed files with 121 additions and 311 deletions
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11
crypto/engine/eng_openssl.c
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@@ -463,15 +463,10 @@ static int ossl_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
static void ossl_hmac_cleanup(EVP_PKEY_CTX *ctx)
{
OSSL_HMAC_PKEY_CTX *hctx;
hctx = EVP_PKEY_CTX_get_data(ctx);
OSSL_HMAC_PKEY_CTX *hctx = EVP_PKEY_CTX_get_data(ctx);
HMAC_CTX_cleanup(&hctx->ctx);
if (hctx->ktmp.data) {
if (hctx->ktmp.length)
OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length);
OPENSSL_free(hctx->ktmp.data);
hctx->ktmp.data = NULL;
}
OPENSSL_clear_free(hctx->ktmp.data, hctx->ktmp.length);
OPENSSL_free(hctx);
}