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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.
*/
/*
* NIST Secure Hash Algorithm
* heavily modified by Uwe Hollerbach uh@alumni.caltech edu
* from Peter C. Gutmann's implementation as found in
* Applied Cryptography by Bruce Schneier
* This code is hereby placed in the public domain
*/
#ifndef APACHE_SHA1_H
#define APACHE_SHA1_H
#ifdef __cplusplus
extern "C" {
#endif
#define SHA_DIGESTSIZE 20
/*
* Define the Magic String prefix that identifies a password as being
* hashed using our algorithm.
*/
#define AP_SHA1PW_ID "{SHA}"
#define AP_SHA1PW_IDLEN 5
typedef unsigned long AP_LONG; /* a 32-bit quantity */
typedef struct {
AP_LONG digest[5]; /* message digest */
AP_LONG count_lo, count_hi; /* 64-bit bit count */
AP_LONG data[16]; /* SHA data buffer */
int local; /* unprocessed amount in data */
} AP_SHA1_CTX;
API_EXPORT(void) ap_sha1_base64(const char *clear, int len, char *out);
API_EXPORT(void) ap_SHA1Init(AP_SHA1_CTX *context);
API_EXPORT(void) ap_SHA1Update(AP_SHA1_CTX *context, const char *input,
unsigned int inputLen);
API_EXPORT(void) ap_SHA1Update_binary(AP_SHA1_CTX *context,
const unsigned char *input,
unsigned int inputLen);
API_EXPORT(void) ap_SHA1Final(unsigned char digest[SHA_DIGESTSIZE],
AP_SHA1_CTX *context);
#ifdef __cplusplus
}
#endif
#endif /* !APACHE_SHA1_H */
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