1 | /*****************************************************************************/ |
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2 | /* CrossFire, A roguelike realtime multiplayer game */ |
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3 | /*****************************************************************************/ |
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4 | |
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5 | /* |
1 | /* |
6 | * This code is placed under the GNU General Public Licence (GPL) |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
7 | * |
3 | * |
8 | * Copyright (C) 2006 by Marc Lehmann <crossfire@schmorp.de> |
4 | * Copyright (©) 2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
9 | * |
5 | * |
10 | * This program is free software; you can redistribute it and/or modify |
6 | * Crossfire TRT is free software; you can redistribute it and/or modify it |
11 | * it under the terms of the GNU General Public License as published by |
7 | * under the terms of the GNU General Public License as published by the Free |
12 | * the Free Software Foundation; either version 2 of the License, or |
8 | * Software Foundation; either version 2 of the License, or (at your option) |
13 | * (at your option) any later version. |
9 | * any later version. |
14 | * |
10 | * |
15 | * This program is distributed in the hope that it will be useful, |
11 | * This program is distributed in the hope that it will be useful, but |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
18 | * GNU General Public License for more details. |
14 | * for more details. |
19 | * |
15 | * |
20 | * You should have received a copy of the GNU General Public License |
16 | * You should have received a copy of the GNU General Public License along |
21 | * along with this program; if not, write to the Free Software |
17 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
22 | * Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
18 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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19 | * |
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20 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
23 | */ |
21 | */ |
24 | |
22 | |
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23 | #include "global.h" // bug in cfperl.h, doesn't include interface_class stuff |
25 | #include "logger.h" |
24 | #include "logger.h" |
26 | #include "cfperl.h" |
25 | #include "cfperl.h" |
27 | #include "kw_hash.h" |
26 | #include "kw_hash.h" |
28 | |
27 | |
29 | object_freezer::object_freezer () |
28 | object_freezer::object_freezer () |
30 | : dynbuf (128 * 1024, 64 * 1024) |
29 | : dynbuf_text (128 * 1024, 64 * 1024) |
31 | { |
30 | { |
32 | av = newAV (); |
31 | av = newAV (); |
33 | } |
32 | } |
34 | |
33 | |
35 | object_freezer::~object_freezer () |
34 | object_freezer::~object_freezer () |
36 | { |
35 | { |
37 | SvREFCNT_dec (av); |
36 | SvREFCNT_dec (av); |
38 | } |
37 | } |
39 | |
38 | |
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39 | void |
40 | void object_freezer::put (attachable *ext) |
40 | object_freezer::put (attachable *ext) |
41 | { |
41 | { |
42 | ext->optimise (); |
42 | ext->optimise (); |
43 | |
43 | |
44 | if (ext->self) |
44 | if (ext->self) |
45 | { |
45 | { |
… | |
… | |
50 | add ((sint32)idx); |
50 | add ((sint32)idx); |
51 | add ('\n'); |
51 | add ('\n'); |
52 | } |
52 | } |
53 | } |
53 | } |
54 | |
54 | |
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55 | bool |
55 | bool object_freezer::save (const char *filename) |
56 | object_freezer::save (const char *path) |
56 | { |
57 | { |
57 | CALL_BEGIN (3); |
58 | CALL_BEGIN (3); |
58 | CALL_ARG_SV (newSVpv (filename, 0)); |
59 | CALL_ARG_SV (newSVpv (path, 0)); |
59 | CALL_ARG_SV (newRV_noinc (newSVpvn ((char *)linearise (), size ()))); |
60 | CALL_ARG_SV (newRV_noinc (newSVpvn ((char *)linearise (), size ()))); |
60 | CALL_ARG_SV (newRV_inc ((SV *)av)); |
61 | CALL_ARG_SV (newRV_inc ((SV *)av)); |
61 | CALL_CALL ("cf::object_freezer_save", G_VOID | G_DISCARD); |
62 | CALL_CALL ("cf::object_freezer_save", G_VOID | G_DISCARD); |
62 | CALL_END; |
63 | CALL_END; |
63 | } |
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64 | |
64 | |
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65 | return 1; |
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66 | } |
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67 | |
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68 | char * |
65 | char *object_freezer::as_string () |
69 | object_freezer::as_string () |
66 | { |
70 | { |
67 | CALL_BEGIN (2); |
71 | CALL_BEGIN (2); |
68 | CALL_ARG_SV (newRV_noinc (newSVpvn ((char *)linearise (), size ()))); |
72 | CALL_ARG_SV (newRV_noinc (newSVpvn ((char *)linearise (), size ()))); |
69 | CALL_ARG_SV (newRV_inc ((SV *)av)); |
73 | CALL_ARG_SV (newRV_inc ((SV *)av)); |
70 | CALL_CALL ("cf::object_freezer_as_string", G_SCALAR); |
74 | CALL_CALL ("cf::object_freezer_as_string", G_SCALAR); |
71 | |
75 | |
72 | STRLEN len; |
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73 | |
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74 | char *res = count > 0 |
76 | char *res = count > 0 |
75 | ? strdup (SvPVx (POPs, len)) |
77 | ? strdup (SvPVX (POPs)) |
76 | : strdup ("[fatal error]"); |
78 | : strdup ("[fatal error]"); |
77 | |
79 | |
78 | CALL_END; |
80 | CALL_END; |
79 | |
81 | |
80 | return res; |
82 | return res; |
81 | } |
83 | } |
82 | |
84 | |
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85 | #if 0 |
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86 | void |
83 | int fprintf (object_freezer &freezer, const char *format, ...) |
87 | fprintf (object_freezer &freezer, const char *format, ...) |
84 | { |
88 | { |
85 | va_list ap; |
89 | va_list ap; |
86 | |
90 | |
87 | va_start (ap, format); |
91 | va_start (ap, format); |
88 | |
92 | |
… | |
… | |
92 | freezer.alloc (len); |
96 | freezer.alloc (len); |
93 | |
97 | |
94 | va_end (ap); |
98 | va_end (ap); |
95 | } |
99 | } |
96 | |
100 | |
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101 | // XXX: function not returning an int |
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102 | void |
97 | int fputs (const char *s, object_freezer &freezer) |
103 | fputs (const char *s, object_freezer &freezer) |
98 | { |
104 | { |
99 | freezer.add (s); |
105 | freezer.add (s); |
100 | } |
106 | } |
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107 | #endif |
101 | |
108 | |
102 | static const char thawer_eof[] = "\n\n\n\0\0\0"; |
109 | static const char thawer_eof[] = "\n\n\n\0\0\0"; |
103 | |
110 | |
104 | object_thawer::object_thawer (const char *filename) |
111 | object_thawer::object_thawer (const char *path) |
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112 | : name (strdup (path)) |
105 | { |
113 | { |
106 | static const char eof[] = "\n\n\n\0\0\0"; |
114 | static const char eof[] = "\n\n\n\0\0\0"; |
107 | |
115 | |
108 | av = 0; |
116 | av = 0; |
109 | text = 0; |
117 | text = 0; |
110 | line = 0; |
118 | line = 0; |
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119 | linenum = 0; |
111 | |
120 | |
112 | if (filename) |
121 | kw = KW_ERROR; |
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122 | kw_str = 0; |
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123 | value = 0; |
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124 | |
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125 | if (path) |
113 | { |
126 | { |
114 | CALL_BEGIN (1); |
127 | CALL_BEGIN (1); |
115 | CALL_ARG_SV (newSVpv (filename, 0)); |
128 | CALL_ARG_SV (newSVpv (path, 0)); |
116 | CALL_CALL ("cf::object_thawer_load", G_ARRAY); |
129 | CALL_CALL ("cf::object_thawer_load", G_ARRAY); |
117 | |
130 | |
118 | if (count == 2) |
131 | if (count == 2) |
119 | { |
132 | { |
120 | // second value - perl objects |
133 | // second value - perl objects |
… | |
… | |
141 | CALL_END; |
154 | CALL_END; |
142 | } |
155 | } |
143 | } |
156 | } |
144 | |
157 | |
145 | object_thawer::object_thawer (const char *data, AV *perlav) |
158 | object_thawer::object_thawer (const char *data, AV *perlav) |
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159 | : name (strdup ("(memory stream")) |
146 | { |
160 | { |
147 | av = perlav; |
161 | av = perlav; |
148 | text = newSVpv (data, 0); |
162 | text = newSVpv (data, 0); |
149 | sv_catpv (text, thawer_eof); |
163 | sv_catpv (text, thawer_eof); |
150 | line = SvPVbyte_nolen (text); |
164 | line = SvPVbyte_nolen (text); |
151 | } |
165 | } |
152 | |
166 | |
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167 | void |
153 | void object_thawer::get (attachable *obj, int oid) |
168 | object_thawer::get (attachable *obj, int oid) |
154 | { |
169 | { |
155 | if (!av || oid < 0) // this is actually an error of sorts |
170 | if (!av || oid < 0) // this is actually an error of sorts |
156 | return; |
171 | return; |
157 | |
172 | |
158 | SV **svp = av_fetch ((AV *)av, oid, 0); |
173 | SV **svp = av_fetch ((AV *)av, oid, 0); |
159 | |
174 | |
160 | if (!svp || !SvROK (*svp)) |
175 | if (!svp || !SvROK (*svp)) |
161 | { |
176 | { |
162 | printf ("trying to thaw duplicate or never-issued oid %d, ignoring.\n", oid); |
177 | LOG (llevError, "trying to thaw duplicate or never-issued oid %d, ignoring.\n", oid); |
163 | return; |
178 | return; |
164 | } |
179 | } |
165 | |
180 | |
166 | if (!SvROK (*svp)) |
181 | if (!SvROK (*svp)) |
167 | { |
182 | { |
168 | LOG (llevError, "deserialised perl object is not an RV"); |
183 | LOG (llevError, "deserialised perl object is not an RV\n"); |
169 | return; |
184 | return; |
170 | } |
185 | } |
171 | |
186 | |
172 | HV *hv = (HV *)SvRV (*svp); |
187 | HV *hv = (HV *)SvRV (*svp); |
173 | |
188 | |
174 | if (SvTYPE (hv) != SVt_PVHV) |
189 | if (SvTYPE (hv) != SVt_PVHV) |
175 | { |
190 | { |
176 | LOG (llevError, "deserialised perl object is not a PVHV"); |
191 | LOG (llevError, "deserialised perl object is not a PVHV\n"); |
177 | return; |
192 | return; |
178 | } |
193 | } |
179 | |
194 | |
180 | if (obj->self) |
195 | if (obj->self) |
181 | { |
196 | { |
182 | // the hard way(?) |
197 | // the hard way(?) |
183 | |
198 | |
184 | // the dirty blues: "just" swap the XPVHV's |
199 | CALL_BEGIN (2); |
185 | swap (SvANY (obj->self), SvANY (hv)); |
200 | CALL_ARG_SV (newRV_inc ((SV *)obj->self)); |
186 | |
201 | CALL_ARG_SV (newRV_inc ((SV *)hv)); |
187 | // do not swap magic, though |
202 | PUTBACK; |
188 | swap (SvMAGIC (obj->self), SvMAGIC (hv)); |
203 | call_method ("thawer_merge", G_DISCARD | G_EVAL); |
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204 | SPAGAIN; |
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205 | CALL_END; |
189 | } |
206 | } |
190 | else |
207 | else |
191 | { |
208 | { |
192 | // the easy way(?) |
209 | // the easy way(?) |
193 | |
210 | |
194 | obj->self = hv; |
211 | obj->self = hv; |
195 | SvRV_set (*svp, &PL_sv_undef); |
212 | SvRV_set (*svp, &PL_sv_undef); |
196 | |
213 | |
197 | sv_magicext ((SV *)obj->self, 0, PERL_MAGIC_ext, &attachable::vtbl, (char *)obj, 0); |
214 | sv_magicext ((SV *)obj->self, 0, PERL_MAGIC_ext, &attachable::vtbl, (char *)obj, 0); |
198 | |
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199 | // borrow a refcount for the perl object |
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200 | obj->flags |= attachable::F_BORROWED; |
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201 | obj->refcnt_dec (); |
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202 | } |
215 | } |
203 | |
216 | |
204 | obj->reattach (); |
217 | obj->reattach (); |
205 | } |
218 | } |
206 | |
219 | |
207 | object_thawer::~object_thawer () |
220 | object_thawer::~object_thawer () |
208 | { |
221 | { |
209 | if (text) SvREFCNT_dec (text); |
222 | if (text) SvREFCNT_dec (text); |
210 | if (av) SvREFCNT_dec (av); |
223 | if (av) SvREFCNT_dec (av); |
211 | } |
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212 | |
224 | |
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225 | free ((void *)name); |
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226 | } |
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227 | |
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228 | //TODO: remove |
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229 | char * |
213 | char *fgets (char *s, int n, object_thawer &thawer) |
230 | fgets (char *s, int n, object_thawer &thawer) |
214 | { |
231 | { |
215 | char *p = thawer.line; |
232 | char *p = thawer.line; |
216 | char *q = s; |
233 | char *q = s; |
217 | |
234 | |
218 | if (!p) |
235 | if (!p) |
… | |
… | |
224 | break; |
241 | break; |
225 | |
242 | |
226 | *q++ = *p; |
243 | *q++ = *p; |
227 | |
244 | |
228 | if (*p++ == '\n') |
245 | if (*p++ == '\n') |
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246 | { |
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247 | ++thawer.linenum; |
229 | break; |
248 | break; |
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249 | } |
230 | } |
250 | } |
231 | |
251 | |
232 | *q = 0; |
252 | *q = 0; |
233 | thawer.line = p; |
253 | thawer.line = p; |
234 | |
254 | |
235 | return s == q ? 0 : s; |
255 | return s == q ? 0 : s; |
236 | } |
256 | } |
237 | |
257 | |
238 | keyword object_thawer::get_kv () |
258 | bool |
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259 | object_thawer::parse_error (const char *type, const char *name, bool skip) |
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260 | { |
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261 | if (!type) type = "file section"; |
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262 | if (!name) name = "generic"; |
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263 | |
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264 | switch (kw) |
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265 | { |
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266 | case KW_EOF: |
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267 | LOG (llevError, "%s:%d end of file while reading %s '%s', aborting load.\n", |
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268 | this->name, linenum, type, name); |
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269 | return false; |
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270 | |
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271 | case KW_ERROR: |
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272 | LOG (llevError, "%s:%d error while reading %s '%s', at '%s', aborting load.\n", |
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273 | this->name, linenum, |
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274 | type, name, |
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275 | kw_str ? kw_str : "<file load>"); |
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276 | return false; |
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277 | |
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278 | default: |
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279 | LOG (llevError, "%s:%d unexpected line (%s %s) while reading %s '%s', %s.\n", |
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280 | this->name, linenum, |
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281 | kw_str ? kw_str : "<null>", |
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282 | value ? value : "<null>", |
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283 | type, name, |
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284 | skip ? "skipping line" : "aborting load"); |
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285 | return skip; |
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286 | } |
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287 | } |
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288 | |
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289 | void |
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290 | object_thawer::next () |
239 | { |
291 | { |
240 | if (!line) |
292 | if (!line) |
241 | return KW_EOF; |
293 | { |
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294 | kw = KW_ERROR; |
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295 | return; |
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296 | } |
242 | |
297 | |
243 | for (;;) |
298 | for (;;) |
244 | { |
299 | { |
245 | char *p = line; |
300 | char *p = line; |
246 | |
301 | |
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302 | if (*p <= ' ') |
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303 | { |
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304 | // skip whitespace (only some files need this) |
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305 | while (*p == ' ' || *p == '\t') |
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306 | p++; |
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307 | |
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308 | line = p; |
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309 | } |
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310 | |
247 | if (!*p) |
311 | if (!*p) |
248 | return KW_EOF; |
312 | { |
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313 | kw = KW_EOF; |
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314 | break; |
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315 | } |
249 | |
316 | |
250 | // parse keyword |
317 | // parse keyword |
251 | while (*p > ' ') |
318 | while (*p > ' ') |
252 | p++; |
319 | p++; |
253 | |
320 | |
254 | int klen = p - line; |
321 | int klen = p - line; |
255 | |
322 | |
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323 | value_nn = ""; |
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324 | value = 0; |
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325 | |
256 | if (*p++ != '\n') |
326 | if (*p++ != '\n') |
257 | { |
327 | { |
258 | // parse value |
328 | // parse value |
259 | while (*(unsigned char *)p <= ' ' && *p != '\n') // skip 0x01 .. 0x20 |
329 | while (*(unsigned char *)p <= ' ' && *p != '\n') |
260 | ++p; |
330 | ++p; |
261 | |
331 | |
262 | last_value = p; |
332 | value_nn = value = p; |
263 | |
333 | |
264 | while (*p != '\n') |
334 | while (*p != '\n') |
265 | p++; |
335 | p++; |
266 | |
336 | |
267 | *p++ = 0; |
337 | *p++ = 0; |
268 | } |
338 | } |
269 | else |
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270 | last_value = 0; |
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271 | |
339 | |
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340 | ++linenum; |
272 | line [klen] = 0; |
341 | line [klen] = 0; |
273 | keyword_idx *kw = kw_lex::match (line, klen); |
342 | keyword_idx *kw_idx = kw_lex::match (line, klen); |
274 | |
343 | |
275 | //printf ("KV %d<%s,%s>\n", kw ? kw->index : 0, line, last_value);//D |
344 | kw_str = line; |
276 | |
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277 | last_keyword = line; |
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278 | line = p; |
345 | line = p; |
279 | |
346 | |
280 | if (kw) |
347 | if (kw_idx) |
281 | return kw->index; |
348 | { |
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349 | kw = kw_idx->index; |
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350 | break; |
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351 | } |
282 | else if (!*last_keyword || *last_keyword == '#') |
352 | else if (!*kw_str || *kw_str == '#') |
283 | ; // empty/comment line |
353 | ; // empty/comment line |
284 | else |
354 | else |
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355 | { |
285 | return KW_ERROR; |
356 | kw = KW_ERROR; |
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357 | break; |
|
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358 | } |
286 | } |
359 | } |
287 | } |
360 | } |
288 | |
361 | |
289 | void object_thawer::skip_kv (keyword kw) |
362 | void |
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363 | object_thawer::skip () |
290 | { |
364 | { |
291 | shstr ml; |
365 | shstr ml; |
292 | |
366 | |
293 | switch (kw) |
367 | switch (kw) |
294 | { |
368 | { |
295 | case KW_msg: get_ml (KW_endmsg , ml); break; |
369 | case KW_msg: get_ml (KW_endmsg , ml); break; |
296 | case KW_lore: get_ml (KW_endlore , ml); break; |
370 | case KW_lore: get_ml (KW_endlore , ml); break; |
297 | case KW_maplore: get_ml (KW_endmaplore, ml); break; |
371 | case KW_maplore: get_ml (KW_endmaplore, ml); break; |
|
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372 | default: break; |
298 | } |
373 | } |
|
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374 | |
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375 | next (); |
299 | } |
376 | } |
300 | |
377 | |
301 | void object_thawer::get (shstr &sh) const |
378 | void |
302 | { |
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303 | if (last_value) |
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304 | sh = last_value; |
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305 | else |
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306 | { |
|
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307 | sh = "<value missing>"; |
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308 | LOG (llevError, "keyword requires value: <%.320s>\n", line);//TODO: add filename |
|
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309 | } |
|
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310 | } |
|
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311 | |
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312 | void object_thawer::get_ml (keyword kend, shstr &sh) |
379 | object_thawer::get_ml (keyword kend, shstr &sh) |
313 | { |
380 | { |
314 | char kw[128]; |
381 | char kw[128]; |
315 | |
382 | |
316 | int klen = keyword_len [kend]; |
383 | int klen = keyword_len [kend]; |
317 | |
384 | |
318 | kw [0] = '\n'; |
385 | kw [0] = '\n'; |
319 | memcpy (kw + 1, keyword_str [kend], klen); |
386 | memcpy (kw + 1, keyword_str [kend], klen); |
320 | kw [klen + 1] = '\n'; |
387 | kw [klen + 1] = '\n'; |
321 | kw [klen + 2] = 0; |
388 | kw [klen + 2] = 0; |
322 | |
389 | |
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390 | ++linenum; |
|
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391 | |
323 | // first test for completely empty msg... "endXXX\n" |
392 | // first test for completely empty msg... "endXXX\n" |
324 | if (!strncmp (line, kw + 1, klen + 1)) |
393 | if (!strncmp (line, kw + 1, klen + 1)) |
325 | { |
394 | { |
326 | sh = 0; |
395 | sh = 0; |
327 | |
396 | |
… | |
… | |
342 | } |
411 | } |
343 | |
412 | |
344 | *end = 0; |
413 | *end = 0; |
345 | sh = line; |
414 | sh = line; |
346 | |
415 | |
|
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416 | // count line numbers |
|
|
417 | while (line < end) |
|
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418 | linenum += *line++ == '\n'; |
|
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419 | |
347 | line = end + keyword_len [kend] + 1; |
420 | line += keyword_len [kend]; |
348 | |
421 | |
349 | while (*line++ != '\n') |
422 | while (*line++ != '\n') |
350 | ; |
423 | ; |
351 | } |
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352 | } |
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353 | |
424 | |
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425 | ++linenum; |
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426 | } |
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427 | } |
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428 | |
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429 | sint32 |
354 | sint32 object_thawer::get_sint32 () const |
430 | object_thawer::get_sint32 () const |
355 | { |
431 | { |
356 | char *p = last_value; |
432 | char *p = value_nn; |
357 | |
|
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358 | if (!p) |
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359 | return 0; |
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360 | |
433 | |
361 | sint32 val = 0; |
434 | sint32 val = 0; |
362 | bool negate; |
435 | bool negate; |
363 | |
436 | |
364 | if (*p == '-') |
437 | if (*p == '-') |
… | |
… | |
377 | while (*p); |
450 | while (*p); |
378 | |
451 | |
379 | return negate ? -val : val; |
452 | return negate ? -val : val; |
380 | } |
453 | } |
381 | |
454 | |
382 | sint64 object_thawer::get_sint64 () const |
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383 | { |
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384 | return last_value ? atoll (last_value) : 0; |
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385 | } |
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386 | |
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387 | double object_thawer::get_double () const |
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388 | { |
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389 | return last_value ? atof (last_value) : 0; |
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390 | } |
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391 | |
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