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      1 /*
      2  * blapit.h - public data structures for the crypto library
      3  *
      4  * ***** BEGIN LICENSE BLOCK *****
      5  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
      6  *
      7  * The contents of this file are subject to the Mozilla Public License Version
      8  * 1.1 (the "License"); you may not use this file except in compliance with
      9  * the License. You may obtain a copy of the License at
     10  * http://www.mozilla.org/MPL/
     11  *
     12  * Software distributed under the License is distributed on an "AS IS" basis,
     13  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
     14  * for the specific language governing rights and limitations under the
     15  * License.
     16  *
     17  * The Original Code is the Netscape security libraries.
     18  *
     19  * The Initial Developer of the Original Code is
     20  * Netscape Communications Corporation.
     21  * Portions created by the Initial Developer are Copyright (C) 1994-2000
     22  * the Initial Developer. All Rights Reserved.
     23  *
     24  * Contributor(s):
     25  *   Dr Vipul Gupta <vipul.gupta (at) sun.com> and
     26  *   Douglas Stebila <douglas (at) stebila.ca>, Sun Microsystems Laboratories
     27  *
     28  * Alternatively, the contents of this file may be used under the terms of
     29  * either the GNU General Public License Version 2 or later (the "GPL"), or
     30  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
     31  * in which case the provisions of the GPL or the LGPL are applicable instead
     32  * of those above. If you wish to allow use of your version of this file only
     33  * under the terms of either the GPL or the LGPL, and not to allow others to
     34  * use your version of this file under the terms of the MPL, indicate your
     35  * decision by deleting the provisions above and replace them with the notice
     36  * and other provisions required by the GPL or the LGPL. If you do not delete
     37  * the provisions above, a recipient may use your version of this file under
     38  * the terms of any one of the MPL, the GPL or the LGPL.
     39  *
     40  * ***** END LICENSE BLOCK ***** */
     41 /* $Id: blapit.h,v 1.20 2007/02/28 19:47:37 rrelyea%redhat.com Exp $ */
     42 
     43 #ifndef CRYPTO_THIRD_PARTY_NSS_CHROMIUM_BLAPIT_H_
     44 #define CRYPTO_THIRD_PARTY_NSS_CHROMIUM_BLAPIT_H_
     45 
     46 #include "base/third_party/nspr/prtypes.h"
     47 
     48 /*
     49 ** A status code. Status's are used by procedures that return status
     50 ** values. Again the motivation is so that a compiler can generate
     51 ** warnings when return values are wrong. Correct testing of status codes:
     52 **
     53 **      SECStatus rv;
     54 **      rv = some_function (some_argument);
     55 **      if (rv != SECSuccess)
     56 **              do_an_error_thing();
     57 **
     58 */
     59 typedef enum _SECStatus {
     60     SECWouldBlock = -2,
     61     SECFailure = -1,
     62     SECSuccess = 0
     63 } SECStatus;
     64 
     65 #define SHA256_LENGTH 		32 	/* bytes */
     66 #define SHA384_LENGTH 		48 	/* bytes */
     67 #define SHA512_LENGTH 		64 	/* bytes */
     68 #define HASH_LENGTH_MAX         SHA512_LENGTH
     69 
     70 /*
     71  * Input block size for each hash algorithm.
     72  */
     73 
     74 #define SHA256_BLOCK_LENGTH      64     /* bytes */
     75 #define SHA384_BLOCK_LENGTH     128     /* bytes */
     76 #define SHA512_BLOCK_LENGTH     128     /* bytes */
     77 #define HASH_BLOCK_LENGTH_MAX   SHA512_BLOCK_LENGTH
     78 
     79 /***************************************************************************
     80 ** Opaque objects
     81 */
     82 
     83 struct SHA256ContextStr     ;
     84 struct SHA512ContextStr     ;
     85 
     86 typedef struct SHA256ContextStr     SHA256Context;
     87 typedef struct SHA512ContextStr     SHA512Context;
     88 /* SHA384Context is really a SHA512ContextStr.  This is not a mistake. */
     89 typedef struct SHA512ContextStr     SHA384Context;
     90 
     91 #endif /* CRYPTO_THIRD_PARTY_NSS_CHROMIUM_BLAPIT_H_ */
     92