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git.ipfire.org Git - thirdparty/squid.git/blob - src/stmem.h
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16 * This program is free software; you can redistribute it and/or modify
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22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
26 * You should have received a copy of the GNU General Public License
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30 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
50 int64_t lowestOffset () const;
51 int64_t endOffset () const;
52 int64_t freeDataUpto (int64_t);
53 ssize_t
copy (StoreIOBuffer
const &) const;
54 bool hasContigousContentRange(Range
<int64_t> const &range
) const;
56 bool write (StoreIOBuffer
const &);
59 /* Not an iterator - thus the start, not begin() */
60 mem_node
const *start() const;
61 mem_node
*getBlockContainingLocation (int64_t location
) const;
62 /* access the contained nodes - easier than punning
63 * as a contianer ourselves
65 const Splay
<mem_node
*> &getNodes() const;
66 char * NodeGet(mem_node
* aNode
);
68 /* Only for use of MemObject */
69 void internalAppend(const char *data
, int len
);
71 static SplayNode
<mem_node
*>::SPLAYCMP NodeCompare
;
74 void debugDump() const;
75 bool unlink(mem_node
*aNode
);
76 void makeAppendSpace();
77 int appendToNode(mem_node
*aNode
, const char *data
, int maxLength
);
78 void appendNode (mem_node
*aNode
);
79 size_t copyAvailable(mem_node
*aNode
, int64_t location
, size_t amount
, char *target
) const;
80 bool unionNotEmpty (StoreIOBuffer
const &);
81 mem_node
*nodeToRecieve(int64_t offset
);
82 size_t writeAvailable(mem_node
*aNode
, int64_t location
, size_t amount
, char const *source
);
84 Splay
<mem_node
*> nodes
;
87 #endif /* SQUID_STMEM_H */