original files of m241

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parent 170c2b3f3a
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+/* $Header: /usr/cvsroot/target/h/wrn/wm/common/hmac.h,v 1.3 2003/01/16 18:20:12 josh Exp $ */
+
+/*
+ * Copyright (C) 1999-2005 Wind River Systems, Inc.
+ * All rights reserved.  Provided under license only.
+ * Distribution or other use of this software is only
+ * permitted pursuant to the terms of a license agreement
+ * from Wind River Systems (and is otherwise prohibited).
+ * Refer to that license agreement for terms of use.
+ */
+
+
+/****************************************************************************
+ *  Copyright 1997 Epilogue Technology Corporation.
+ *  Copyright 1998 Integrated Systems, Inc.
+ *  All rights reserved.
+ ****************************************************************************/
+
+/* 
+ * $Log: hmac.h,v $
+ * Revision 1.3  2003/01/16 18:20:12  josh
+ * directory structure shifting
+ *
+ * Revision 1.2  2001/11/07 00:07:10  meister
+ * Rework pathnames again
+ *
+ * Revision 1.1.1.1  2001/11/05 17:47:18  tneale
+ * Tornado shuffle
+ *
+ * Revision 1.5  2001/01/19 22:21:28  paul
+ * Update copyright.
+ *
+ * Revision 1.4  2000/03/17 00:16:37  meister
+ * Update copyright message
+ *
+ * Revision 1.3  2000/03/09 17:15:39  tneale
+ * Added #idef C++ to declare extern C if needed
+ *
+ * Revision 1.2  1998/06/18 04:11:24  sar
+ * clean up some type info, make the lengths be bits32_t
+ *
+ * Revision 1.1  1998/05/22 17:59:58  sar
+ * Adding include files for hmac and sha
+ *
+ */
+
+/* [clearcase]
+modification history
+-------------------
+01a,20apr05,job  update copyright notices
+*/
+
+
+#ifndef HMAC_H
+#define HMAC_H 1
+
+#ifdef __cplusplus
+extern"C" {
+#endif
+
+/* get the installation options */
+#ifndef EPILOGUE_INSTALL_H
+#include <wrn/wm/common/install.h>
+#endif /* EPILOGUE_INSTALL_H */
+
+/* get the Epilogue types */
+#ifndef EPILOGUE_TYPES_H
+#include <wrn/wm/common/types.h>
+#endif /* EPILOGUE_TYPES_H */
+
+/* Data structure for HMAC computation */
+
+#define HMAC_STATESIZ_MAX 128       
+#define HMAC_HASHSIZ_MAX  24        /* keep them 64-bit aligned */
+
+typedef void (*hashfcn_init_t)(void *state);
+typedef void (*hashfcn_update_t)(void *state, bits8_t *data, bits32_t datalen);
+typedef void (*hashfcn_final_t)(void *state, bits8_t *output);
+
+typedef struct {
+  bits8_t          hmac_state [HMAC_STATESIZ_MAX];
+  bits8_t          hmac_tmp   [HMAC_HASHSIZ_MAX];
+  hashfcn_init_t   hmac_hashinit;
+  hashfcn_update_t hmac_hashupdate;
+  hashfcn_final_t  hmac_hashfinal;
+  bits32_t         hmac_hashlen;
+} HMAC_CTX;
+
+/* Initialize an HMAC context. Needs the three hash function interface calls, 
+   the size of the output hash, and the size of the state block needed by the 
+   underlying hash function. */
+ 
+void InitHmacCTX __((HMAC_CTX         *ctx, 
+		     hashfcn_init_t    init,
+		     hashfcn_update_t  update, 
+		     hashfcn_final_t   final,
+		     bits32_t          hashsiz));
+
+void hmac_init   __((HMAC_CTX *ctx, bits8_t *key,  bits32_t keylen));
+void hmac_update __((HMAC_CTX *ctx, bits8_t *data, bits32_t datalen));
+void hmac_final  __((HMAC_CTX *ctx, bits8_t *key,  bits32_t keylen,
+		     bits8_t  *output));
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HMAC_H */
+