X-Git-Url: https://git.distorted.org.uk/u/mdw/catacomb/blobdiff_plain/d36cd2408f4e6104ce325cc14a3b302e713c72e6..7fb0660b6d7237a7ec859459b2e511eebc0dcdb5:/tea.h diff --git a/tea.h b/tea.h index 38a8da1..6d96b90 100644 --- a/tea.h +++ b/tea.h @@ -1,13 +1,13 @@ /* -*-c-*- * - * $Id: tea.h,v 1.2 2000/07/29 09:56:47 mdw Exp $ + * $Id: tea.h,v 1.3 2004/04/08 01:36:15 mdw Exp $ * * The Tiny Encryption Algorithm * * (c) 2000 Straylight/Edgeware */ -/*----- Licensing notice --------------------------------------------------* +/*----- Licensing notice --------------------------------------------------* * * This file is part of Catacomb. * @@ -15,30 +15,18 @@ * it under the terms of the GNU Library General Public License as * published by the Free Software Foundation; either version 2 of the * License, or (at your option) any later version. - * + * * Catacomb is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Library General Public License for more details. - * + * * You should have received a copy of the GNU Library General Public * License along with Catacomb; if not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA. */ -/*----- Revision history --------------------------------------------------* - * - * $Log: tea.h,v $ - * Revision 1.2 2000/07/29 09:56:47 mdw - * Allow the number of rounds to be configured. This isn't exported - * through the gcipher interface, but it may be useful anyway. - * - * Revision 1.1 2000/07/15 13:44:31 mdw - * New ciphers. - * - */ - /*----- Notes on the Tiny Encryption Algorithm ----------------------------* * * TEA is an amazingly simple 64-round Feistel network. It's tiny, fairly @@ -81,13 +69,13 @@ typedef struct tea_ctx { /* --- @tea_init@ --- * * - * Arguments: @tea_ctx *k@ = pointer to key block - * @const void *buf@ = pointer to key buffer - * @size_t sz@ = size of key material + * Arguments: @tea_ctx *k@ = pointer to key block + * @const void *buf@ = pointer to key buffer + * @size_t sz@ = size of key material * - * Returns: --- + * Returns: --- * - * Use: Initializes a TEA key buffer. The key buffer may be up to 16 + * Use: Initializes a TEA key buffer. The key buffer may be up to 16 * bytes long. */ @@ -95,19 +83,19 @@ extern void tea_init(tea_ctx */*k*/, const void */*buf*/, size_t /*sz*/); /* --- @tea_eblk@, @tea_dblk@ --- * * - * Arguments: @const tea_ctx *k@ = pointer to key block - * @const uint32 s[2]@ = pointer to source block - * @uint32 d[2]@ = pointer to teatination block + * Arguments: @const tea_ctx *k@ = pointer to key block + * @const uint32 s[2]@ = pointer to source block + * @uint32 d[2]@ = pointer to teatination block * - * Returns: --- + * Returns: --- * - * Use: Low-level block encryption and decryption. + * Use: Low-level block encryption and decryption. */ extern void tea_eblk(const tea_ctx */*k*/, - const uint32 */*s*/, uint32 */*d*/); + const uint32 */*s*/, uint32 */*d*/); extern void tea_dblk(const tea_ctx */*k*/, - const uint32 */*s*/, uint32 */*d*/); + const uint32 */*s*/, uint32 */*d*/); /*----- That's all, folks -------------------------------------------------*/