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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.18 by root, Thu Aug 31 09:19:34 2006 UTC vs.
Revision 1.31 by root, Tue Nov 7 16:30:55 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
… …
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
32void cfperl_init (); 31void cfperl_init ();
33void cfperl_boot ();
34void cfperl_main (); 32void cfperl_main ();
35 33
36enum event_klass 34enum event_klass
37{ 35{
38 KLASS_NONE, 36 KLASS_NONE,
… …
53#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 51#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
54#define ARG_INT(v) DT_INT , static_cast<int> (v) 52#define ARG_INT(v) DT_INT , static_cast<int> (v)
55#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 53#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
56#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 54#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
57#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) 55#define ARG_STRING(v) DT_STRING, static_cast<const char *> (v)
58#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) 56#define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), int (l)
59#define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<struct object *> (o) 57#define ARG_OBJECT(o) DT_OBJECT, (void *)static_cast<object *> (o)
60#define ARG_MAP(o) DT_MAP , (void *)static_cast<struct mapstruct *> (o) 58#define ARG_MAP(o) DT_MAP , (void *)static_cast<maptile *> (o)
61#define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<struct pl *> (o) 59#define ARG_PLAYER(o) DT_PLAYER, (void *)static_cast<player *> (o)
62#define ARG_ARCH(o) DT_ARCH , (void *)static_cast<struct archetype *> (o) 60#define ARG_ARCH(o) DT_ARCH , (void *)static_cast<archetype *> (o)
63#define ARG_PARTY(o) DT_PARTY , (void *)static_cast<struct party *> (o) 61#define ARG_PARTY(o) DT_PARTY , (void *)static_cast<party *> (o)
64#define ARG_REGION(o) DT_REGION, (void *)static_cast<struct region *> (o) 62#define ARG_REGION(o) DT_REGION, (void *)static_cast<region *> (o)
65 63
66// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 64// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
67 65
68// all these return true when the normal event processing should be skipped (if any) 66// all these return true when the normal event processing should be skipped (if any)
69#define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END) 67#define INVOKE_(event, ...) cfperl_invoke (event, ## __VA_ARGS__, DT_END)
… …
75#define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__) 73#define INVOKE_MAP(event, map, ...) INVOKE_(EVENT_ ## MAP ## _ ## event, ARG_MAP (map) , ## __VA_ARGS__)
76 74
77//TODO should index into @result 75//TODO should index into @result
78#define RESULT(idx,type) cfperl_result_ ## type (idx) 76#define RESULT(idx,type) cfperl_result_ ## type (idx)
79#define RESULT_INT(idx) RESULT(idx, INT) 77#define RESULT_INT(idx) RESULT(idx, INT)
78#define RESULT_MAP(idx) RESULT(idx, MAP)
80 79
81bool cfperl_invoke (event_type event, ...); 80bool cfperl_invoke (event_type event, ...);
82int cfperl_result_INT (int idx); 81int cfperl_result_INT (int idx);
82int cfperl_result_MAP (int idx);
83 83
84struct attachable_base 84struct attachable_base
85{ 85{
86 SV *self; 86 SV *self;
87 AV *cb; // CF+ perl self and callback 87 AV *cb; // CF+ perl self and callback
88 const char *attach; // generic extension attachment information 88 shstr attach; // generic extension attachment information
89 89
90 void clear (); // called when free'ing objects 90 void clear (); // called when free'ing objects
91 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); 92 void instantiate (data_type type, void *obj);
93 93
94 void attachable_init () 94 void attachable_clear ()
95 { 95 {
96 self = 0; 96 self = 0;
97 cb = 0; 97 cb = 0;
98 attach = 0; 98 attach = 0;
99 }
100
101 attachable_base ()
102 {
103 attachable_clear ();
104 }
105
106 ~attachable_base ()
107 {
108 clear ();
109 }
110
111 attachable_base (const attachable_base &src)
112 : self (0), cb (0), attach (src.attach)
113 {
114 }
115
116 attachable_base &operator = (const attachable_base &src)
117 {
118 clear ();
119 attach = src.attach;
120 return *this;
99 } 121 }
100}; 122};
101 123
102// objects attachable from perl (or any other extension) should include or 124// objects attachable from perl (or any other extension) should include or
103// derive using the curiously recurring template pattern, to avoid 125// derive using the curiously recurring template pattern, to avoid
… …
110 if (attach) 132 if (attach)
111 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this)); 133 attachable_base::instantiate ((data_type) cftype<subclass>::dt, static_cast<subclass *>(this));
112 } 134 }
113}; 135};
114 136
115struct object_freezer 137struct object_freezer : dynbuf
116{ 138{
117 AV *av; 139 AV *av;
118 SV *text;
119 140
120 object_freezer (); 141 object_freezer ();
121 ~object_freezer (); 142 ~object_freezer ();
122 143
123 void put (attachable_base *ext); 144 void put (attachable_base *ext);
… …
126 void put (attachable<subclass> *obj) 147 void put (attachable<subclass> *obj)
127 { 148 {
128 put ((attachable_base *)obj); 149 put ((attachable_base *)obj);
129 } 150 }
130 151
131 void put (keyword k); 152 // used only for user-defined key-value pairs
153 void put (const shstr &k, const shstr &v)
154 {
155 add (k);
156
157 if (v)
158 add (' '), add (v);
159
160 add ('\n');
161 }
162
163 //TODO//temporary, used only for saving body locations
132 void put (const char *v); 164 void put (const char *k, int v)
133 void put (int v); 165 {
166 add (k);
167 add (' ');
168 add (sint32 (v));
169 add ('\n');
170 }
134 171
135 template<typename value> 172 template<typename T>
173 void put_string (keyword k, const T &v)
174 {
175 int klen = keyword_len [k];
176 int vlen = v ? strlen (v) + 1 : 0;
177
178 char *p = (char *)alloc (klen + vlen + 1);
179
180 memcpy (p, keyword_str [k], klen); p += klen;
181
182 if (v)
183 {
184 *p++ = ' '; vlen--;
185 memcpy (p, v, vlen); p += vlen;
186 }
187
188 *p = '\n';
189 }
190
191 void put (keyword k, const char *v)
192 {
193 put_string (k, v);
194 }
195
196 void put (keyword k, const shstr &v)
197 {
198 put_string (k, v);
199 }
200
136 void put (keyword k, value v) 201 void put (keyword k, double v)
137 { 202 {
138 put (k); 203 char buf [128];
204
205 snprintf (buf, 128, "%.7g", v);
206
207 put (k, (const char *)buf);
208 }
209
210 void put_(keyword k, sint64 v)
211 {
212 add (keyword_str [k], keyword_len [k]);
213 add (' ');
139 put (v); 214 add (v);
215 add ('\n');
216 }
217
218 void put_(keyword k, sint32 v)
219 {
220 add (keyword_str [k], keyword_len [k]);
221 add (' ');
222 add (v);
223 add ('\n');
224 }
225
226 void put (keyword kbeg, keyword kend, const shstr &v)
227 {
228 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
229
230 if (v)
231 {
232 add (v);
233 add ('\n');
234 }
235
236 add (keyword_str [kend], keyword_len [kend]); add ('\n');
237 }
238
239 void put (keyword k, float v) { put (k, (double)v); }
240 void put (keyword k, signed char v) { put_(k, (sint32)v); }
241 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
242 void put (keyword k, signed short v) { put_(k, (sint32)v); }
243 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
244 void put (keyword k, signed int v) { put_(k, (sint32)v); }
245 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
246 void put (keyword k, signed long v) { put_(k, (sint64)v); }
247 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
248 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
249 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
250
251 template<typename T>
252 void put (keyword k, T *v)
253 {
254 if (v)
255 put (k, v->name);
256 else
257 put (k, (const char *)0);
140 } 258 }
141 259
142 bool save (const char *filename); 260 bool save (const char *filename);
261 char *as_string (); // like strdup
143 262
144 operator bool () { return !!av; } 263 operator bool () { return !!av; }
145}; 264};
146 265
147// compatibility support, should be removed when no longer needed 266// compatibility support, should be removed when no longer needed
148int fprintf (object_freezer &freezer, const char *format, ...); 267int fprintf (object_freezer &freezer, const char *format, ...);
149int fputs (const char *s, object_freezer &freezer); 268int fputs (const char *s, object_freezer &freezer);
150 269
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) { }
157};
158
159struct object_thawer 270struct object_thawer
160{ 271{
161 AV *av; 272 SV *text; // text part
162 FILE *fp; 273 AV *av; // perl part
163 char line[1024]; 274 char *line; // current beginning of line
275 char *last_value;
276
277 operator bool () { return !!text; }
164 278
165 object_thawer (const char *filename = 0); 279 object_thawer (const char *filename = 0);
280 object_thawer (const char *data, AV *perlav);
166 ~object_thawer (); 281 ~object_thawer ();
167 282
168 void get (data_type type, void *obj, attachable_base *ext, int oid); 283 void get (data_type type, void *obj, attachable_base *ext, int oid);
169 284
170 template<class subclass> 285 template<class subclass>
… …
172 { 287 {
173 if (av) 288 if (av)
174 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid); 289 get ((data_type) cftype<subclass>::dt, (subclass *)obj, obj, oid);
175 } 290 }
176 291
177 token get_token (); 292 keyword get_kv (); // also parse value for later use
178 293
179 operator FILE *() { return fp; } 294 const char *get_str () { return last_value; } // may be 0
295
296 void get (shstr &sh) const;
297 void get_ornull (shstr &sh) const { sh = last_value; }
298 void get_ml (keyword kend, shstr &sh);
299
300 sint32 get_sint32 () const;
301 sint64 get_sint64 () const;
302 double get_double () const;
303
304 void get (float &v) { v = get_double (); }
305 void get (double &v) { v = get_double (); }
306
307 void get (sint8 &i) { i = get_sint32 (); }
308 void get (uint8 &i) { i = get_sint32 (); }
309 void get (sint16 &i) { i = get_sint32 (); }
310 void get (uint16 &i) { i = get_sint32 (); }
311 void get (sint32 &i) { i = get_sint32 (); }
312
313 void get (uint32 &i) { i = get_sint64 (); }
314 void get (sint64 &i) { i = get_sint64 (); }
180}; 315};
316
317char *fgets (char *s, int n, object_thawer &thawer);
181 318
182#endif 319#endif
183 320

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