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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.9 by root, Sun Aug 27 15:24:21 2006 UTC vs.
Revision 1.18 by root, Thu Aug 31 09:19:34 2006 UTC

… …
2// cfperl.h perl interface 2// cfperl.h perl interface
3// 3//
4#ifndef CFPERL_H__ 4#ifndef CFPERL_H__
5#define CFPERL_H__ 5#define CFPERL_H__
6 6
7struct pl; 7#include <cstdio>
8struct object; 8
9struct mapstruct; 9using namespace std;
10
11#include <EXTERN.h>
12#include <perl.h>
13
14#include "keyword.h"
15
16// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
17#undef localtime
18#undef srand48
19#undef drand48
20#undef srandom
21#undef readdir
22#undef getprotobyname
23#undef gethostbyname
24#undef ctime
25#undef strerror
26
27// perl bug #40256: perl does overwrite those with reentrant versions
28// but does not initialise their state structures.
29#undef random
30#undef crypt
10 31
11void cfperl_init (); 32void cfperl_init ();
33void cfperl_boot ();
12void cfperl_main (); 34void cfperl_main ();
13
14// could have used templates, but a more traditional C api
15// uses more explicit typing which is ok for this purpose.
16enum data_type
17{
18 DT_END, // no further arguments
19 DT_INT,
20 DT_INT64,
21 DT_DOUBLE,
22 DT_STRING, // 0-terminated string
23 DT_DATA, // string + length
24 DT_OBJECT,
25 DT_MAP,
26 DT_PLAYER,
27 DT_ARCH,
28 DT_PARTY,
29 DT_REGION,
30 DT_AV, // av that needs to be flattened out
31
32 NUM_DATA_TYPES
33};
34 35
35enum event_klass 36enum event_klass
36{ 37{
38 KLASS_NONE,
37 KLASS_GLOBAL, 39 KLASS_GLOBAL,
38 KLASS_PLAYER, 40 KLASS_PLAYER,
39 KLASS_OBJECT, 41 KLASS_OBJECT,
40 KLASS_MAP, 42 KLASS_MAP,
41}; 43};
… …
46# include "eventinc.h" 48# include "eventinc.h"
47# undef def 49# undef def
48 NUM_EVENT_TYPES 50 NUM_EVENT_TYPES
49}; 51};
50 52
53#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
51#define ARG_INT(v) DT_INT , static_cast<int> (v) 54#define ARG_INT(v) DT_INT , static_cast<int> (v)
52#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 55#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
53#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 56#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
54#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) 57#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)
55#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) 58#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l)
… …
76#define RESULT_INT(idx) RESULT(idx, INT) 79#define RESULT_INT(idx) RESULT(idx, INT)
77 80
78bool cfperl_invoke (event_type event, ...); 81bool cfperl_invoke (event_type event, ...);
79int cfperl_result_INT (int idx); 82int cfperl_result_INT (int idx);
80 83
81struct extendable_base 84struct attachable_base
82{ 85{
83 void *self, *cb; // CF+ perl self and callback 86 SV *self;
87 AV *cb; // CF+ perl self and callback
84 const char *attach; // generic extension attachment information 88 const char *attach; // generic extension attachment information
85 89
86 void clear (); // called when free'ing objects 90 void clear (); // called when free'ing objects
87 void optimise (); // possibly save some memory by destroying unneeded data 91 void optimise (); // possibly save some memory by destroying unneeded data
92 void instantiate (data_type type, void *obj);
88 93
89 void extendable_init () 94 void attachable_init ()
90 { 95 {
91 self = cb = 0; 96 self = 0;
97 cb = 0;
92 attach = 0; 98 attach = 0;
93 } 99 }
94}; 100};
95 101
96// objects extendable from perl (or any other extension) should include or 102// objects attachable from perl (or any other extension) should include or
97// derive using the curiously recurring template pattern, to avoid 103// derive using the curiously recurring template pattern, to avoid
98// virtual method calls etc. 104// virtual method calls etc.
99template<class subclass> 105template<class subclass>
100struct extendable : extendable_base 106struct attachable : attachable_base
101{ 107{
102 static data_type get_dt () 108 void instantiate ()
103 { 109 {
104 subclass::get_dt (); 110 if (attach)
111 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
105 } 112 }
106}; 113};
107 114
108struct object_freezer 115struct object_freezer
109{ 116{
110 const char *filename; 117 AV *av;
111 void *av; 118 SV *text;
112 int idx;
113 119
114 object_freezer (const char *filename); 120 object_freezer ();
115 ~object_freezer (); 121 ~object_freezer ();
116 122
117 void put (extendable_base *ext); 123 void put (attachable_base *ext);
118 124
119 template<class subclass> 125 template<class subclass>
120 void put (extendable<subclass> *obj) 126 void put (attachable<subclass> *obj)
121 { 127 {
122 put ((extendable_base *)obj); 128 put ((attachable_base *)obj);
123 } 129 }
124 130
125 void finish (); 131 void put (keyword k);
132 void put (const char *v);
133 void put (int v);
134
135 template<typename value>
136 void put (keyword k, value v)
137 {
138 put (k);
139 put (v);
140 }
141
142 bool save (const char *filename);
143
144 operator bool () { return !!av; }
145};
146
147// compatibility support, should be removed when no longer needed
148int fprintf (object_freezer &freezer, const char *format, ...);
149int fputs (const char *s, object_freezer &freezer);
150
151// a single key-value line from a file
152struct token {
153 keyword k;
154 const char *v;
155
156 token (keyword k, const char *v = 0) : k(k), v(v) { }
126}; 157};
127 158
128struct object_thawer 159struct object_thawer
129{ 160{
130 void *av; 161 AV *av;
131 int idx; 162 FILE *fp;
163 char line[1024];
132 164
133 object_thawer (const char *filename = 0); 165 object_thawer (const char *filename = 0);
134 ~object_thawer (); 166 ~object_thawer ();
135 167
136 void get (data_type type, void *obj, extendable_base *ext); 168 void get (data_type type, void *obj, attachable_base *ext, int oid);
137 169
138 template<class subclass> 170 template<class subclass>
139 void get (extendable<subclass> *obj) 171 void get (attachable<subclass> *obj, int oid)
140 { 172 {
141 if (av) 173 if (av)
142 get (subclass::get_dt (), (subclass *)obj, obj); 174 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
143 } 175 }
144 176
145 void finish (); 177 token get_token ();
178
179 operator FILE *() { return fp; }
146}; 180};
147 181
148#endif 182#endif
149 183

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