1/*
2 * Copyright (c) 2015, Intel Corporation
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * * Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of Intel Corporation nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/**
30 * \file
31 * \brief SOM runtime code.
32 *
33 * Runtime code for SOM handling called by the Rose callback adaptors.
34 */
35
36#ifndef SOM_RUNTIME_H
37#define SOM_RUNTIME_H
38
39#include "scratch.h"
40#include "ue2common.h"
41
42struct som_operation;
43
44void handleSomInternal(struct hs_scratch *scratch,
45 const struct som_operation *ri, const u64a to_offset);
46
47// Returns the from_offset.
48u64a handleSomExternal(struct hs_scratch *scratch,
49 const struct som_operation *ri, const u64a to_offset);
50
51void setSomFromSomAware(struct hs_scratch *scratch,
52 const struct som_operation *ri, u64a from_offset,
53 u64a to_offset);
54
55int flushStoredSomMatches_i(struct hs_scratch *scratch, u64a offset);
56
57static really_inline
58int flushStoredSomMatches(struct hs_scratch *scratch, u64a offset) {
59 if (scratch->deduper.som_log_dirty) {
60 return flushStoredSomMatches_i(scratch, offset);
61 } else {
62 return 0;
63 }
64}
65
66#endif // SOM_RUNTIME_H
67
68