1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. 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#include <apr.h> 18#include <apr_random.h> 19#include <apr_pools.h> 20#include "sha2.h" 21 22static void sha256_init(apr_crypto_hash_t *h) 23{ 24 apr__SHA256_Init(h->data); 25} 26 27static void sha256_add(apr_crypto_hash_t *h,const void *data, 28 apr_size_t bytes) 29{ 30 apr__SHA256_Update(h->data,data,bytes); 31} 32 33static void sha256_finish(apr_crypto_hash_t *h,unsigned char *result) 34{ 35 apr__SHA256_Final(result,h->data); 36} 37 38APR_DECLARE(apr_crypto_hash_t *) apr_crypto_sha256_new(apr_pool_t *p) 39{ 40 apr_crypto_hash_t *h=apr_palloc(p,sizeof *h); 41 42 h->data=apr_palloc(p,sizeof(SHA256_CTX)); 43 h->init=sha256_init; 44 h->add=sha256_add; 45 h->finish=sha256_finish; 46 h->size=256/8; 47 48 return h; 49} 50