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/cvs/deliantra/server/include/cfperl.h
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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.6 by root, Sat Aug 26 08:44:06 2006 UTC vs.
Revision 1.7 by root, Sat Aug 26 23:36:32 2006 UTC

… …
5#define CFPERL_H__ 5#define CFPERL_H__
6 6
7struct pl; 7struct pl;
8struct object; 8struct object;
9struct mapstruct; 9struct mapstruct;
10
11void cfperl_init ();
12void cfperl_main ();
10 13
11// could have used templates, but a more traditional C api 14// could have used templates, but a more traditional C api
12// uses more explicit typing which is ok for this purpose. 15// uses more explicit typing which is ok for this purpose.
13enum data_type 16enum data_type
14{ 17{
… …
22 DT_MAP, 25 DT_MAP,
23 DT_PLAYER, 26 DT_PLAYER,
24 DT_ARCH, 27 DT_ARCH,
25 DT_PARTY, 28 DT_PARTY,
26 DT_REGION, 29 DT_REGION,
27 30 DT_AV, // av that needs to be flattened out
28 // following are only for cfapi-compatibility
29 DT_INT_PTR,
30 DT_INT64_PTR,
31 DT_DOUBLE_PTR,
32}; 31};
33 32
34enum event_klass 33enum event_klass
35{ 34{
36 KLASS_GLOBAL, 35 KLASS_GLOBAL,
… …
39 KLASS_MAP, 38 KLASS_MAP,
40}; 39};
41 40
42enum event_type 41enum event_type
43{ 42{
44# define def(klass,name) EV_ ## klass ## _ ## name, 43# define def(klass,name) EVENT_ ## klass ## _ ## name,
45# include "eventinc.h" 44# include "eventinc.h"
46# undef def 45# undef def
47 NUM_EVENT_TYPES 46 NUM_EVENT_TYPES
48}; 47};
49 48
… …
60#define ARG_REGION(o) DT_REGION, (void *)static_cast<struct region *> (o) 59#define ARG_REGION(o) DT_REGION, (void *)static_cast<struct region *> (o)
61 60
62// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 61// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
63 62
64// all these return true when the normal event processing should be skipped (if any) 63// all these return true when the normal event processing should be skipped (if any)
65#define INVOKE(klass, event, ...) cfperl_invoke (EV_ ## klass ## _ ## event, ## __VA_ARGS__, DT_END) 64#define INVOKE(klass, event, ...) cfperl_invoke (EVENT_ ## klass ## _ ## event, ## __VA_ARGS__, DT_END)
66 65
67#define INVOKE_GLOBAL(event, ...) INVOKE (GLOBAL, event, ## __VA_ARGS__) 66#define INVOKE_GLOBAL(event, ...) INVOKE (GLOBAL, event, ## __VA_ARGS__)
68#define INVOKE_OBJECT(event, op, ...) INVOKE (OBJECT, event, ARG_OBJECT (op), ## __VA_ARGS__) 67#define INVOKE_OBJECT(event, op, ...) INVOKE (OBJECT, event, ARG_OBJECT (op), ## __VA_ARGS__)
69#define INVOKE_PLAYER(event, pl, ...) INVOKE (PLAYER, event, ARG_PLAYER (pl), ## __VA_ARGS__) 68#define INVOKE_PLAYER(event, pl, ...) INVOKE (PLAYER, event, ARG_PLAYER (pl), ## __VA_ARGS__)
70#define INVOKE_MAP(event, map, ...) INVOKE (MAP , event, ARG_MAP (map) , ## __VA_ARGS__) 69#define INVOKE_MAP(event, map, ...) INVOKE (MAP , event, ARG_MAP (map) , ## __VA_ARGS__)
70
71//TODO should index into @result
72#define RESULT(idx,type) cfperl_result_ ## type (idx)
73#define RESULT_INT(idx) RESULT(idx, INT)
74
75bool cfperl_invoke (event_type event, ...);
76int cfperl_result_INT (int idx);
71 77
72struct extendable_base 78struct extendable_base
73{ 79{
74 void *self, *cb; // CF+ perl self and callback 80 void *self, *cb; // CF+ perl self and callback
75 const char *attach; // generic extension attachment information 81 const char *attach; // generic extension attachment information
76 82
77 void clear (); // called when free'ing objects 83 void clear (); // called when free'ing objects
78 void optimise (); // possibly save some memory by destroying unneeded data 84 void optimise (); // possibly save some memory by destroying unneeded data
79 void reattach (data_type type, void *self); // called after swapin 85 void reattach (data_type type, void *self); // called after swapin
80 void instantiate (data_type type, void *self); // called on first instantiation
81 void clone (data_type type, void *self, void *dest);
82}; 86};
83 87
84// objects extendable from perl (or any other extension) should include or 88// objects extendable from perl (or any other extension) should include or
85// derive using the curiously recurring template pattern, to avoid 89// derive using the curiously recurring template pattern, to avoid
86// virtual method calls etc. 90// virtual method calls etc.
87template<class subclass> 91template<class subclass>
88struct extendable : extendable_base 92struct extendable : extendable_base
89{ 93{
90 void clear ()
91 {
92 if (self || cb)
93 extendable_base::clear ();
94 }
95 void instantiate ()
96 {
97 if (attach)
98 extendable_base::instantiate (
99 static_cast<subclass *>(this)->get_dt (),
100 static_cast<subclass *>(this)
101 );
102 }
103 void reattach () 94 void reattach ()
104 { 95 {
105 if (attach) 96 if (attach)
106 extendable_base::reattach ( 97 extendable_base::reattach (
107 static_cast<subclass *>(this)->get_dt (), 98 static_cast<subclass *>(this)->get_dt (),
108 static_cast<subclass *>(this) 99 static_cast<subclass *>(this)
109 ); 100 );
110 } 101 }
111 void clone (subclass *destination)
112 {
113 if (self || cb)
114 extendable_base::clone (
115 static_cast<subclass *>(this)->get_dt (),
116 static_cast<subclass *>(this),
117 destination
118 );
119 }
120}; 102};
121 103
122bool cfperl_invoke (event_type event, ...); 104struct object_freezer
123void cfperl_free_ob (struct object *op); 105{
106 const char *filename;
107 void *av;
124 108
125void cfperl_init (); 109 object_freezer (const char *filename) : filename (filename) { }
126void cfperl_main (); 110 void put (extendable_base *object);
111 void finish ();
112};
113
114struct object_thawer
115{
116 void *av;
117
118 object_thawer (const char *filename);
119 void get (extendable_base *object);
120 void finish ();
121};
127 122
128#endif 123#endif
129 124

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