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69 lines
2.4 KiB
69 lines
2.4 KiB
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/* $OpenBSD: idgen.h,v 1.2 2008/06/25 00:55:53 djm Exp $ */ |
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/* |
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*/ |
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/**************************************************************************** |
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* fs/nfs/rpc_idgen.h |
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* |
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* Copyright (C) 2012 Gregory Nutt. All rights reserved. |
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* Copyright (C) 2012 Jose Pablo Rojas Vargas. All rights reserved. |
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* Author: Jose Pablo Rojas Vargas <jrojas@nx-engineering.com> |
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* |
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* Leveraged from OpenBSD: |
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* |
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* Copyright (c) 2008 Damien Miller <djm@mindrot.org> |
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* |
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* Permission to use, copy, modify, and distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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* |
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****************************************************************************/ |
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#ifndef __FS_NFS_RPC_IDGEN_H |
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#define __FS_NFS_RPC_IDGEN_H |
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/**************************************************************************** |
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* Included Files |
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****************************************************************************/ |
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/**************************************************************************** |
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* Pre-processor Definitions |
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****************************************************************************/ |
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#define IDGEN32_ROUNDS 31 |
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#define IDGEN32_KEYLEN 32 |
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#define IDGEN32_REKEY_LIMIT 0x60000000 |
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#define IDGEN32_REKEY_TIME 600 |
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/**************************************************************************** |
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* Public Types |
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****************************************************************************/ |
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struct idgen32_ctx |
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{ |
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uint32_t id_counter; |
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uint32_t id_offset; |
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uint32_t id_hibit; |
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uint8_t id_key[IDGEN32_KEYLEN]; |
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time_t id_rekey_time; |
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}; |
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/**************************************************************************** |
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* Public Function Prototypes |
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****************************************************************************/ |
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void idgen32_init(struct idgen32_ctx *); |
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uint32_t idgen32(struct idgen32_ctx *); |
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#endif /* __FS_NFS_RPC_IDGEN_H */ |
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