apr_crypto_internal.h

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/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef APR_CRYPTO_INTERNAL_H
#define APR_CRYPTO_INTERNAL_H
 
#include <stdarg.h>
 
#include "apr_crypto.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if APU_HAVE_CRYPTO
 
struct apr_crypto_driver_t {
 
    const char *name;
 
    apr_status_t (*init)(apr_pool_t *pool, const char *params,
            const apu_err_t **result);
 
    apr_status_t (*make)(apr_crypto_t **f, const apr_crypto_driver_t *provider,
            const char *params, apr_pool_t *pool);
 
    apr_status_t (*get_block_key_types)(apr_hash_t **types,
            const apr_crypto_t *f);
 
    apr_status_t (*get_block_key_modes)(apr_hash_t **modes,
            const apr_crypto_t *f);
 
    apr_status_t (*passphrase)(apr_crypto_key_t **key, apr_size_t *ivSize,
            const char *pass, apr_size_t passLen, const unsigned char * salt,
            apr_size_t saltLen, const apr_crypto_block_key_type_e type,
            const apr_crypto_block_key_mode_e mode, const int doPad,
            const int iterations, const apr_crypto_t *f, apr_pool_t *p);
 
    apr_status_t (*block_encrypt_init)(apr_crypto_block_t **ctx,
            const unsigned char **iv, const apr_crypto_key_t *key,
            apr_size_t *blockSize, apr_pool_t *p);
 
    apr_status_t (*block_encrypt)(unsigned char **out, apr_size_t *outlen,
            const unsigned char *in, apr_size_t inlen, apr_crypto_block_t *ctx);
 
    apr_status_t (*block_encrypt_finish)(unsigned char *out,
            apr_size_t *outlen, apr_crypto_block_t *ctx);
 
    apr_status_t (*block_decrypt_init)(apr_crypto_block_t **ctx,
            apr_size_t *blockSize, const unsigned char *iv,
            const apr_crypto_key_t *key, apr_pool_t *p);
 
    apr_status_t (*block_decrypt)(unsigned char **out, apr_size_t *outlen,
            const unsigned char *in, apr_size_t inlen, apr_crypto_block_t *ctx);
 
    apr_status_t (*block_decrypt_finish)(unsigned char *out,
            apr_size_t *outlen, apr_crypto_block_t *ctx);
 
    apr_status_t (*block_cleanup)(apr_crypto_block_t *ctx);
 
    apr_status_t (*cleanup)(apr_crypto_t *f);
 
    apr_status_t (*shutdown)(void);
 
    apr_status_t (*error)(const apu_err_t **result, const apr_crypto_t *f);
 
    apr_status_t (*key)(apr_crypto_key_t **key, const apr_crypto_key_rec_t *rec,
            const apr_crypto_t *f, apr_pool_t *p);
 
};
 
#endif
 
#ifdef __cplusplus
}
#endif
 
#endif