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authorMichael Krelin <hacker@klever.net>2007-04-11 19:22:11 (UTC)
committer Michael Krelin <hacker@klever.net>2007-04-11 19:22:11 (UTC)
commita2d909d2ecaaf80e6d0e063f37fa04ed6934c185 (patch) (unidiff)
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-rw-r--r--include/konforka/pointer_map.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/konforka/pointer_map.h b/include/konforka/pointer_map.h
index d706e71..00dd486 100644
--- a/include/konforka/pointer_map.h
+++ b/include/konforka/pointer_map.h
@@ -1,105 +1,106 @@
1#ifndef __KONFORKA_POINTER_MAP_H 1#ifndef __KONFORKA_POINTER_MAP_H
2#define __KONFORKA_POINTER_MAP_H 2#define __KONFORKA_POINTER_MAP_H
3 3
4#include <typeinfo> 4#include <typeinfo>
5 5
6/** 6/**
7 * @file 7 * @file
8 * @brief mapping of pointers. 8 * @brief mapping of pointers.
9 * 9 *
10 * The support for global mapping of pointers. Useful when using third-party 10 * The support for global mapping of pointers. Useful when using third-party
11 * libraries callbacks when the library does not provide mechanism for passing 11 * libraries callbacks when the library does not provide mechanism for passing
12 * along custom context-dependent data. 12 * along custom context-dependent data.
13 */ 13 */
14 14
15namespace konforka { 15namespace konforka {
16 using std::type_info;
16 17
17 /** 18 /**
18 * @brief internally used actual implementation of mapping pointer. 19 * @brief internally used actual implementation of mapping pointer.
19 * 20 *
20 * @param tf the typeid of the key pointer. 21 * @param tf the typeid of the key pointer.
21 * @param pf the key pointer. 22 * @param pf the key pointer.
22 * @param tt the typeid of the value pointer. 23 * @param tt the typeid of the value pointer.
23 * @param pt the value pointer. 24 * @param pt the value pointer.
24 */ 25 */
25 void _map_pointer(const type_info& tf,void *pf,const type_info& tt,void *pt); 26 void _map_pointer(const type_info& tf,void *pf,const type_info& tt,void *pt);
26 /** 27 /**
27 * @brief internally used actual implementation of destroying mapped 28 * @brief internally used actual implementation of destroying mapped
28 * pointer. 29 * pointer.
29 * 30 *
30 * @param tf the typeid of the key pointer. 31 * @param tf the typeid of the key pointer.
31 * @param pf the key pointer. 32 * @param pf the key pointer.
32 * @param tt the typeid of the value pointer. 33 * @param tt the typeid of the value pointer.
33 * @param pt the value pointer. 34 * @param pt the value pointer.
34 */ 35 */
35 void _unmap_pointer(const type_info& tf,void *pf,const type_info& tt,void *pt); 36 void _unmap_pointer(const type_info& tf,void *pf,const type_info& tt,void *pt);
36 /** 37 /**
37 * @brief internally used actual implementation of retrieving mapped 38 * @brief internally used actual implementation of retrieving mapped
38 * pointer. 39 * pointer.
39 * 40 *
40 * @param tf the typeid of the key pointer. 41 * @param tf the typeid of the key pointer.
41 * @param pf the key pointer. 42 * @param pf the key pointer.
42 * @param tt the typeid of the value pointer. 43 * @param tt the typeid of the value pointer.
43 * @return the value. 44 * @return the value.
44 */ 45 */
45 void *_mapped_pointer(const type_info& tf,void *pf,const type_info& tt); 46 void *_mapped_pointer(const type_info& tf,void *pf,const type_info& tt);
46 47
47 /** 48 /**
48 * @brief the object, maintaining mapped pointer. 49 * @brief the object, maintaining mapped pointer.
49 * 50 *
50 * @param from_t the key type. 51 * @param from_t the key type.
51 * @param to_t the value type. 52 * @param to_t the value type.
52 */ 53 */
53 template<typename from_t,typename to_t> 54 template<typename from_t,typename to_t>
54 class map_pointer { 55 class map_pointer {
55 public: 56 public:
56 /** 57 /**
57 * stored key. 58 * stored key.
58 */ 59 */
59 from_t _from; 60 from_t _from;
60 /** 61 /**
61 * stored value. 62 * stored value.
62 */ 63 */
63 to_t _to; 64 to_t _to;
64 /** 65 /**
65 * flag, specifying that the object is currently mapped. 66 * flag, specifying that the object is currently mapped.
66 */ 67 */
67 bool bmapped; 68 bool bmapped;
68 69
69 /** 70 /**
70 * @brief constructs the object, mapping the key/value pair. 71 * @brief constructs the object, mapping the key/value pair.
71 * 72 *
72 * @param f the key. 73 * @param f the key.
73 * @param t the value. 74 * @param t the value.
74 */ 75 */
75 map_pointer(from_t f,to_t t) 76 map_pointer(from_t f,to_t t)
76 : _from(f), _to(t), bmapped(false) { 77 : _from(f), _to(t), bmapped(false) {
77 _map_pointer(typeid(from_t),_from,typeid(to_t),_to); 78 _map_pointer(typeid(from_t),_from,typeid(to_t),_to);
78 bmapped=true; 79 bmapped=true;
79 } 80 }
80 /** 81 /**
81 * @brief destructor unmaps the key/value pair stored. 82 * @brief destructor unmaps the key/value pair stored.
82 */ 83 */
83 ~map_pointer() { 84 ~map_pointer() {
84 if(bmapped) 85 if(bmapped)
85 _unmap_pointer(typeid(from_t),_from,typeid(to_t),_to); 86 _unmap_pointer(typeid(from_t),_from,typeid(to_t),_to);
86 } 87 }
87 }; 88 };
88 89
89 /** 90 /**
90 * The template function for pointer retrieval. 91 * The template function for pointer retrieval.
91 * 92 *
92 * @param from_t the key type. 93 * @param from_t the key type.
93 * @param to_t the value type. 94 * @param to_t the value type.
94 * @param f the key. 95 * @param f the key.
95 * @return the value. 96 * @return the value.
96 */ 97 */
97 template<typename from_t,typename to_t> 98 template<typename from_t,typename to_t>
98 to_t mapped_pointer(from_t f) { 99 to_t mapped_pointer(from_t f) {
99 return (to_t)_mapped_pointer(typeid(from_t),f,typeid(to_t)); 100 return (to_t)_mapped_pointer(typeid(from_t),f,typeid(to_t));
100 } 101 }
101 102
102} 103}
103 104
104#endif /* __KONFORKA_POINTER_MAP_H */ 105#endif /* __KONFORKA_POINTER_MAP_H */
105/* vim:set ft=cpp: */ 106/* vim:set ft=cpp: */