/usr/include/OpenSP/Allocator.h is in libosp-dev 1.5.2-10ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | // Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#ifndef Allocator_INCLUDED
#define Allocator_INCLUDED 1
#include <stddef.h>
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
class SP_API Allocator {
public:
Allocator(size_t maxSize, unsigned blocksPerSegment);
~Allocator();
void *alloc(size_t);
static void *allocSimple(size_t);
static void free(void *);
// It would be nice to make these private, but some compilers have problems.
union ForceAlign {
unsigned long n;
struct SP_API {
char c;
} s;
char *cp;
long *lp;
};
struct SegmentHeader;
union BlockHeader;
friend union BlockHeader;
union BlockHeader {
SegmentHeader *seg;
ForceAlign align;
};
struct Block;
friend struct Block;
struct SP_API Block {
BlockHeader header;
Block *next;
};
friend struct SegmentHeader;
struct SP_API SegmentHeader {
union {
Block **freeList;
ForceAlign align;
};
unsigned liveCount;
SegmentHeader *next;
};
private:
Allocator(const Allocator &); // undefined
Allocator &operator=(const Allocator &); // undefined
Block *freeList_;
size_t objectSize_;
unsigned blocksPerSegment_;
SegmentHeader *segments_;
void *alloc1();
void tooBig(size_t);
};
#ifdef SP_NAMESPACE
}
#endif
#endif /* not Allocator_INCLUDED */
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