SEC: add implementations for PBKDF1 and PBKDF2.

[bertos.git] / bertos / sec / kdf / pbkdf2.h

diff --git a/bertos/sec/kdf/pbkdf2.h b/bertos/sec/kdf/pbkdf2.h
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+++ b/bertos/sec/kdf/pbkdf2.h
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+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos 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 2 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2010 Develer S.r.l. (http://www.develer.com/)
+ *
+ * -->
+ *
+ * \brief PBKDF2 implementation
+ * \author Giovanni Bajo <rasky@develer.com>
+ * 
+ */
+
+#ifndef SEC_KDF_PBKDF2_H
+#define SEC_KDF_PBKDF2_H
+
+#include <sec/kdf.h>
+#include <sec/mac.h>
+
+typedef struct 
+{
+       Kdf kdf;
+       Mac *mac;
+       uint8_t block[20];
+       uint32_t c;
+       uint32_t iterations;
+       uint8_t salt_len;
+       uint8_t salt[48];
+} PBKDF2_Context;
+
+void PBKDF2_init(PBKDF2_Context *ctx, Mac *mac);
+void PBKDF2_set_iterations(Kdf *kdf, uint32_t iterations);
+
+#define PBKDF2_stackinit(...) \
+       ({ PBKDF2_Context *ctx = alloca(sizeof(PBKDF2_Context)); PBKDF2_init(ctx , ##__VA_ARGS__); &ctx->kdf; })
+
+int PBKDF2_testSetup(void);
+int PBKDF2_testRun(void);
+int PBKDF2_testTearDown(void);
+
+#endif /* SEC_KDF_PBKDF2_H */