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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.13 by root, Mon Aug 28 16:52:51 2006 UTC vs.
Revision 1.19 by root, Thu Aug 31 17:54:14 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// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
15#undef localtime
16#undef srand48
17#undef drand48
18#undef srandom
19#undef readdir
20#undef getprotobyname
21#undef gethostbyname
22#undef ctime
23#undef strerror
24
25// perl bug #40256: perl does overwrite those with reentrant versions
26// but does not initialise their state structures.
27#undef random
28#undef crypt
10 29
11void cfperl_init (); 30void cfperl_init ();
31void cfperl_boot ();
12void cfperl_main (); 32void 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_AV, // perl-only av that needs to be flattened out
20 DT_INT,
21 DT_INT64,
22 DT_DOUBLE,
23 DT_STRING, // 0-terminated string
24 DT_DATA, // string + length
25 DT_OBJECT,
26 DT_MAP,
27 DT_PLAYER,
28 DT_ARCH,
29 DT_PARTY,
30 DT_REGION,
31
32 NUM_DATA_TYPES
33};
34 33
35enum event_klass 34enum event_klass
36{ 35{
37 KLASS_NONE, 36 KLASS_NONE,
38 KLASS_GLOBAL, 37 KLASS_GLOBAL,
… …
80bool cfperl_invoke (event_type event, ...); 79bool cfperl_invoke (event_type event, ...);
81int cfperl_result_INT (int idx); 80int cfperl_result_INT (int idx);
82 81
83struct attachable_base 82struct attachable_base
84{ 83{
85 void *self, *cb; // CF+ perl self and callback 84 SV *self;
85 AV *cb; // CF+ perl self and callback
86 const char *attach; // generic extension attachment information 86 const char *attach; // generic extension attachment information
87 87
88 void clear (); // called when free'ing objects 88 void clear (); // called when free'ing objects
89 void optimise (); // possibly save some memory by destroying unneeded data 89 void optimise (); // possibly save some memory by destroying unneeded data
90 void instantiate (data_type type, void *obj); 90 void instantiate (data_type type, void *obj);
91 91
92 void attachable_init () 92 void attachable_init ()
93 { 93 {
94 self = cb = 0; 94 self = 0;
95 cb = 0;
95 attach = 0; 96 attach = 0;
96 } 97 }
97}; 98};
98 99
99// objects attachable from perl (or any other extension) should include or 100// objects attachable from perl (or any other extension) should include or
100// derive using the curiously recurring template pattern, to avoid 101// derive using the curiously recurring template pattern, to avoid
101// virtual method calls etc. 102// virtual method calls etc.
102template<class subclass> 103template<class subclass>
103struct attachable : attachable_base 104struct attachable : attachable_base
104{ 105{
105 static data_type get_dt ()
106 {
107 return subclass::get_dt ();
108 }
109
110 void instantiate () 106 void instantiate ()
111 { 107 {
112 if (attach) 108 if (attach)
113 attachable_base::instantiate (get_dt (), static_cast<subclass *>(this)); 109 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
114 } 110 }
115}; 111};
116 112
117struct object_freezethaw 113struct object_freezer : dynbuf
118{ 114{
119 void *av; 115 AV *av;
120 FILE *fp;
121 116
122 operator FILE *() { return fp; } 117 object_freezer ();
123};
124
125struct object_freezer : object_freezethaw
126{
127 void *filename;
128
129 object_freezer (const char *filename);
130 ~object_freezer (); 118 ~object_freezer ();
131 119
132 void put (attachable_base *ext); 120 void put (attachable_base *ext);
133 121
134 template<class subclass> 122 template<class subclass>
135 void put (attachable<subclass> *obj) 123 void put (attachable<subclass> *obj)
136 { 124 {
137 put ((attachable_base *)obj); 125 put ((attachable_base *)obj);
138 } 126 }
127
128 void put (const char *k, const char *v); //TODO//temporary
129 void put (const char *k, int v); //TODO//temporary
130
131 void put (keyword k, const char *v);
132 void put (keyword k, double v);
133 void put (keyword k, float v) { put (k, (double)v); }
134
135 void put_ (keyword k, sint32 v);
136 void put_ (keyword k, sint64 v);
137
138 void put (keyword k, signed char v) { put_(k, (sint32)v); }
139 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
140 void put (keyword k, signed short v) { put_(k, (sint32)v); }
141 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
142 void put (keyword k, signed int v) { put_(k, (sint32)v); }
143 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
144 void put (keyword k, signed long v) { put_(k, (sint64)v); }
145 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
146 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
147 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
148
149 void put (keyword kbeg, keyword kend, const char *v); // multiline
150
151 template<typename T>
152 void put (keyword k, T *v)
153 {
154 put (k, v ? (const char *)v->name : 0);
155 }
156
157 bool save (const char *filename);
158
159 operator bool () { return !!av; }
139}; 160};
140 161
141struct object_thawer : object_freezethaw 162// compatibility support, should be removed when no longer needed
163int fprintf (object_freezer &freezer, const char *format, ...);
164int fputs (const char *s, object_freezer &freezer);
165
166// a single key-value line from a file
167struct token {
168 keyword k;
169 const char *v;
170
171 token (keyword k, const char *v = 0) : k(k), v(v) { }
172};
173
174struct object_thawer
142{ 175{
176 AV *av;
177 FILE *fp;
178 char line[1024];
179
143 object_thawer (FILE *fp, const char *filename = 0); 180 object_thawer (const char *filename = 0);
144 ~object_thawer (); 181 ~object_thawer ();
145 182
146 void get (data_type type, void *obj, attachable_base *ext, int oid); 183 void get (data_type type, void *obj, attachable_base *ext, int oid);
147 184
148 template<class subclass> 185 template<class subclass>
149 void get (attachable<subclass> *obj, int oid) 186 void get (attachable<subclass> *obj, int oid)
150 { 187 {
151 if (av) 188 if (av)
152 get (subclass::get_dt (), (subclass *)obj, obj, oid); 189 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
153 } 190 }
191
192 token get_token ();
193
194 operator FILE *() { return fp; }
154}; 195};
155 196
156#endif 197#endif
157 198

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