X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=shabal%2Fshabal192.c;fp=shabal%2Fshabal192.c;h=5540dc80889f940c15431a61f2ba039d8fd5cf50;hb=4f50c75ee5a6cc88bf7ea71957ed509e298e6c25;hp=0000000000000000000000000000000000000000;hpb=7701e318e4e2bac7f84dbf6e368f1501814948fc;p=avr-crypto-lib.git

diff --git a/shabal/shabal192.c b/shabal/shabal192.c
new file mode 100644
index 0000000..5540dc8
--- /dev/null
+++ b/shabal/shabal192.c
@@ -0,0 +1,80 @@
+/* shabal192.c */
+/*
+    This file is part of the AVR-Crypto-Lib.
+    Copyright (C) 2009  Daniel Otte (daniel.otte@rub.de)
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+/*
+ * \file    shabal192.c
+ * \author  Daniel Otte
+ * \email   daniel.otte@rub.de
+ * \date    2009-04-27
+ * \license GPLv3 or later
+ * 
+ */
+
+#include <stdint.h>
+#include "shabal.h"
+#include <avr/pgmspace.h>
+#include <string.h>
+
+uint32_t shabal192_iv[] PROGMEM = {
+	/* A */
+	0xFD749ED4, 0xB798E530, 0x33904B6F, 0x46BDA85E,
+	0x076934B4, 0x454B4058, 0x77F74527, 0xFB4CF465,
+    0x62931DA9, 0xE778C8DB, 0x22B3998E, 0xAC15CFB9,
+	/* B */
+	0x58BCBAC4, 0xEC47A08E, 0xAEE933B2, 0xDFCBC824,
+	0xA7944804, 0xBF65BDB0, 0x5A9D4502, 0x59979AF7,
+    0xC5CEA54E, 0x4B6B8150, 0x16E71909, 0x7D632319,
+	0x930573A0, 0xF34C63D1, 0xCAF914B4, 0xFDD6612C,
+	/* C */
+	0x61550878, 0x89EF2B75, 0xA1660C46, 0x7EF3855B,
+	0x7297B58C, 0x1BC67793, 0x7FB1C723, 0xB66FC640,
+    0x1A48B71C, 0xF0976D17, 0x088CE80A, 0xA454EDF3,
+	0x1C096BF4, 0xAC76224B, 0x5215781C, 0xCD5D2669
+};
+
+void shabal192_init(shabal_ctx_t* ctx){
+	uint8_t i;
+	ctx->b = ctx->b_buffer;
+	ctx->c = ctx->c_buffer;
+	ctx->w.w64 = 1LL;
+	for(i=0;i<SHABAL_R;++i){
+		ctx->a[i] = pgm_read_dword(&(shabal192_iv[i]));
+	}
+	for(i=0;i<16;++i){
+		ctx->b[i] = pgm_read_dword(&(shabal192_iv[SHABAL_R+i]));
+	}
+	for(i=0;i<16;++i){
+		ctx->c[i] = pgm_read_dword(&(shabal192_iv[SHABAL_R+16+i]));
+	}
+}
+
+void shabal192_ctx2hash(void* dest, const shabal_ctx_t* ctx){
+	shabal_ctx2hash(dest, ctx, 192);
+}
+
+void shabal192(void* dest, void* msg, uint32_t length_b){
+	shabal_ctx_t ctx;
+	shabal192_init(&ctx);
+	while(length_b>=SHABAL_BLOCKSIZE){
+		shabal_nextBlock(&ctx, msg);
+		msg = (uint8_t*)msg+SHABAL_BLOCKSIZE_B;
+		length_b -= SHABAL_BLOCKSIZE;
+	}
+	shabal_lastBlock(&ctx, msg, length_b);
+	shabal192_ctx2hash(dest, &ctx);
+}