ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/include/cfperl.h
(Generate patch)

Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.17 by root, Thu Aug 31 06:23:19 2006 UTC vs.
Revision 1.21 by root, Sun Sep 3 22:45:56 2006 UTC

… …
8 8
9using namespace std; 9using namespace std;
10 10
11#include <EXTERN.h> 11#include <EXTERN.h>
12#include <perl.h> 12#include <perl.h>
13 13#include <XSUB.h>
14#include "keyword.h"
15 14
16// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 15// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
17#undef localtime 16#undef localtime
18#undef srand48 17#undef srand48
19#undef drand48 18#undef drand48
… …
27// perl bug #40256: perl does overwrite those with reentrant versions 26// perl bug #40256: perl does overwrite those with reentrant versions
28// but does not initialise their state structures. 27// but does not initialise their state structures.
29#undef random 28#undef random
30#undef crypt 29#undef crypt
31 30
32struct pl;
33struct object;
34struct mapstruct;
35
36void cfperl_init (); 31void cfperl_init ();
37void cfperl_boot ();
38void cfperl_main (); 32void cfperl_main ();
39
40// could have used templates, but a more traditional C api
41// uses more explicit typing which is ok for this purpose.
42enum data_type
43{
44 DT_END, // no further arguments
45 DT_AV, // perl-only av that needs to be flattened out
46 DT_INT,
47 DT_INT64,
48 DT_DOUBLE,
49 DT_STRING, // 0-terminated string
50 DT_DATA, // string + length
51 DT_OBJECT,
52 DT_MAP,
53 DT_PLAYER,
54 DT_ARCH,
55 DT_PARTY,
56 DT_REGION,
57
58 NUM_DATA_TYPES
59};
60 33
61enum event_klass 34enum event_klass
62{ 35{
63 KLASS_NONE, 36 KLASS_NONE,
64 KLASS_GLOBAL, 37 KLASS_GLOBAL,
… …
108 81
109struct attachable_base 82struct attachable_base
110{ 83{
111 SV *self; 84 SV *self;
112 AV *cb; // CF+ perl self and callback 85 AV *cb; // CF+ perl self and callback
113 const char *attach; // generic extension attachment information 86 shstr attach; // generic extension attachment information
114 87
115 void clear (); // called when free'ing objects 88 void clear (); // called when free'ing objects
116 void optimise (); // possibly save some memory by destroying unneeded data 89 void optimise (); // possibly save some memory by destroying unneeded data
117 void instantiate (data_type type, void *obj); 90 void instantiate (data_type type, void *obj);
118 91
… …
128// derive using the curiously recurring template pattern, to avoid 101// derive using the curiously recurring template pattern, to avoid
129// virtual method calls etc. 102// virtual method calls etc.
130template<class subclass> 103template<class subclass>
131struct attachable : attachable_base 104struct attachable : attachable_base
132{ 105{
133 static data_type get_dt ()
134 {
135 return subclass::get_dt ();
136 }
137
138 void instantiate () 106 void instantiate ()
139 { 107 {
140 if (attach) 108 if (attach)
141 attachable_base::instantiate (get_dt (), static_cast<subclass *>(this)); 109 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
142 } 110 }
143}; 111};
144 112
145struct object_freezer 113struct object_freezer : dynbuf
146{ 114{
147 AV *av; 115 AV *av;
148 SV *text;
149 116
150 object_freezer (); 117 object_freezer ();
151 ~object_freezer (); 118 ~object_freezer ();
152 119
153 void put (attachable_base *ext); 120 void put (attachable_base *ext);
154 121
155 template<class subclass> 122 template<class subclass>
156 void put (attachable<subclass> *obj) 123 void put (attachable<subclass> *obj)
157 { 124 {
158 put ((attachable_base *)obj); 125 put ((attachable_base *)obj);
126 }
127
128 //TODO//temporary
129 void put (const char *k, const char *v)
130 {
131 add (k);
132
133 //if (v)
134 add (' '); //TODO//cf compatibility always add space
135 if (v)
136 add (v);
137
138 add ('\n');
139 }
140
141 //TODO//temporary
142 void put (const char *k, int v)
143 {
144 add (k);
145 add (' ');
146 add (sint32 (v));
147 add ('\n');
148 }
149
150 void put (keyword k, const char *v)
151 {
152 int klen = keyword_len [k];
153 int vlen = v ? strlen (v) : 0;
154
155 char *p = (char *)alloc (klen + 1 + vlen + 1);
156
157 memcpy (p, keyword_str [k], klen); p += klen;
158 *p++ = ' '; //TODO//cf compatibility always add space
159 memcpy (p, v, vlen); p += vlen;
160 *p = '\n';
161 }
162
163 void put (keyword k, double v)
164 {
165 char buf [128];
166
167 snprintf (buf, 128, "%.7g", v);
168
169 put (k, (const char *)buf);
170 }
171
172 void put_(keyword k, sint64 v)
173 {
174 add (keyword_str [k], keyword_len [k]);
175 add (' ');
176 add (v);
177 add ('\n');
178 }
179
180 void put_(keyword k, sint32 v)
181 {
182 add (keyword_str [k], keyword_len [k]);
183 add (' ');
184 add (v);
185 add ('\n');
186 }
187
188 void put (keyword kbeg, keyword kend, const char *v)
189 {
190 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
191
192 if (v)
193 {
194 add (v);
195 add ('\n');
196 }
197
198 add (keyword_str [kend], keyword_len [kend]); add ('\n');
199 }
200
201 void put (keyword k, float v) { put (k, (double)v); }
202 void put (keyword k, signed char v) { put_(k, (sint32)v); }
203 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
204 void put (keyword k, signed short v) { put_(k, (sint32)v); }
205 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
206 void put (keyword k, signed int v) { put_(k, (sint32)v); }
207 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
208 void put (keyword k, signed long v) { put_(k, (sint64)v); }
209 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
210 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
211 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
212
213 template<typename T>
214 void put (keyword k, T *v)
215 {
216 put (k, v ? (const char *)v->name : 0);
159 } 217 }
160 218
161 bool save (const char *filename); 219 bool save (const char *filename);
162 220
163 operator bool () { return !!av; } 221 operator bool () { return !!av; }
… …
165 223
166// compatibility support, should be removed when no longer needed 224// compatibility support, should be removed when no longer needed
167int fprintf (object_freezer &freezer, const char *format, ...); 225int fprintf (object_freezer &freezer, const char *format, ...);
168int fputs (const char *s, object_freezer &freezer); 226int fputs (const char *s, object_freezer &freezer);
169 227
170// a single key-value line from a file
171struct token {
172 keyword k;
173 const char *v;
174
175 token (keyword k, const char *v = 0) : k(k), v(v) { }
176};
177
178struct object_thawer 228struct object_thawer
179{ 229{
180 AV *av; 230 SV *text; // text part
181 FILE *fp; 231 AV *av; // perl part
182 char line[1024]; 232 char *line; // current beginning of line
233 char *last_value;
234
235 operator bool () { return !!text; }
183 236
184 object_thawer (const char *filename = 0); 237 object_thawer (const char *filename = 0);
185 ~object_thawer (); 238 ~object_thawer ();
186 239
187 void get (data_type type, void *obj, attachable_base *ext, int oid); 240 void get (data_type type, void *obj, attachable_base *ext, int oid);
188 241
189 template<class subclass> 242 template<class subclass>
190 void get (attachable<subclass> *obj, int oid) 243 void get (attachable<subclass> *obj, int oid)
191 { 244 {
192 if (av) 245 if (av)
193 get (subclass::get_dt (), (subclass *)obj, obj, oid); 246 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
194 } 247 }
195 248
196 token get_token (); 249 keyword get_kv (); // also parse value for later use
197 250
198 operator FILE *() { return fp; } 251 const char *get_str () { return last_value; } // may be 0
252
253 void get (shstr &sh) const;
254 void get_ornull (shstr &sh) const { sh = last_value; }
255 void get_ml (keyword kend, shstr &sh);
256
257 sint32 get_sint32 () const;
258 sint64 get_sint64 () const;
259 double get_double () const;
260
261 void get (float &v) { v = get_double (); }
262 void get (double &v) { v = get_double (); }
263
264 void get (sint8 &i) { i = get_sint32 (); }
265 void get (uint8 &i) { i = get_sint32 (); }
266 void get (sint16 &i) { i = get_sint32 (); }
267 void get (uint16 &i) { i = get_sint32 (); }
268 void get (sint32 &i) { i = get_sint32 (); }
269
270 void get (uint32 &i) { i = get_sint64 (); }
271 void get (sint64 &i) { i = get_sint64 (); }
199}; 272};
273
274char *fgets (char *s, int n, object_thawer &thawer);
200 275
201#endif 276#endif
202 277

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines