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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@sun.com> and |
| 26 * Douglas Stebila <douglas@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 _BLAPIT_H_ |
| 44 #define _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 /* _BLAPIT_H_ */ |
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