--- deliantra/server/include/cfperl.h 2007/01/08 01:19:03 1.49 +++ deliantra/server/include/cfperl.h 2009/11/11 23:27:57 1.112 @@ -1,10 +1,34 @@ +/* + * This file is part of Deliantra, the Roguelike Realtime MMORPG. + * + * Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team + * + * Deliantra is free software: you can redistribute it and/or modify it under + * the terms of the Affero GNU General Public License as published by the + * Free Software Foundation, either version 3 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the Affero GNU General Public License + * and the GNU General Public License along with this program. If not, see + * . + * + * The authors can be reached via e-mail to + */ + // // cfperl.h perl interface // #ifndef CFPERL_H__ #define CFPERL_H__ +#include #include +#include using namespace std; @@ -12,7 +36,7 @@ #include #include -#include +#include #include #include "util.h" @@ -27,11 +51,14 @@ #undef srand48 #undef drand48 #undef srandom +#undef opendir #undef readdir +#undef closedir #undef getprotobyname #undef gethostbyname #undef ctime #undef strerror +#undef _ // same here, massive symbol spamming #undef do_open @@ -46,27 +73,64 @@ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +#define _(msg) (msg) +#define N_(msg) (msg) + +////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// + // some macros to simplify perl in-calls #define CHECK_ERROR \ if (SvTRUE (ERRSV)) \ - LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); + LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV)); + +inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); } +inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); } #define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) #define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc #define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) -#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; -#define CALL_END CHECK_ERROR; FREETMPS; LEAVE +#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN; +#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// void cfperl_init (); void cfperl_main (); +void cfperl_tick (); +void cfperl_emergency_save (); +void cfperl_cleanup (int make_core); +void cfperl_make_book (object *book, int level); +void cfperl_send_msg (client *ns, int color, const char *type, const char *msg); +int cfperl_can_merge (object *ob1, object *ob2); +void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0); + +bool is_match_expr (const char *expr); +// applies the match expression and returns true if it matches +bool match (const char *expr, object *ob, object *self = 0, object *source = 0, object *originator = 0); +// same as above, but returns the first object found, or 0 +object *match_one (const char *expr, object *ob, object *self = 0, object *source = 0, object *originator = 0); ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -// virtual server time, excluding time jumps and lag -extern double runtime; +#if IVSIZE >= 8 + typedef IV val64; + typedef IV uval64; +# define newSVval64 newSViv +# define SvVAL64 SvIV +# define newSVuval64 newSVuv +# define SvUVAL64 SvUV +#else + typedef double val64; + typedef double uval64; +# define newSVval64 newSVnv +# define SvVAL64 SvNV +# define newSVuval64 newSVnv +# define SvUVAL64 SvNV +#endif + +extern tstamp runtime; // virtual server time, excluding time jumps and lag +extern tstamp NOW; // real time of current server tick enum event_klass { @@ -88,6 +152,10 @@ NUM_EVENT_TYPES }; +// in which global events or per-type events are we interested +extern bitset ev_want_event; +extern bitset ev_want_type; + #define ARG_AV(o) DT_AV , static_cast (o) #define ARG_INT(v) DT_INT , static_cast (v) #define ARG_INT64(v) DT_INT64 , static_cast (v) @@ -103,14 +171,13 @@ #define ARG_REGION(o) DT_REGION, (void *)(static_cast (o)) // the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension - -// all these return true when the normal event processing should be skipped (if any) -#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) -#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) -#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) -#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) -#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) -#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) +#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0) +#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__) +#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__) +#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__) +#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__) +#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__) +#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__) //TODO should index into @result #define RESULT(idx,type) cfperl_result_ ## type (idx) @@ -123,28 +190,23 @@ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// INTERFACE_CLASS (attachable) -struct attachable +struct attachable : refcnt_base { static MGVTBL vtbl; - static unordered_vector mortals; - MTH static void check_mortals (); - enum { - F_DESTROYED = 0x01, - F_BORROWED = 0x02, + F_DESTROYED = 0x01, + F_DEBUG_TRACE = 0x02, }; + uint8 ACC (RW, attachable_flags); - // object is delete'd after the refcount reaches 0 - mutable int ACC (RW, refcnt); - int ACC (RW, flags); - - MTH void refcnt_inc () const { ++refcnt; } - MTH void refcnt_dec () const { --refcnt; } + static unordered_vector mortals; + MTH static void check_mortals (); + // object is delete'd after the refcount reaches 0 MTH int refcnt_cnt () const; // check wether the object has died and destroy - MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } + MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); } // destroy the object unless it was already destroyed // this politely asks everybody interested the reduce @@ -152,7 +214,7 @@ MTH void destroy (); // return wether an object was destroyed already - MTH bool destroyed () const { return flags & F_DESTROYED; } + MTH bool destroyed () const { return attachable_flags & F_DESTROYED; } virtual void gather_callbacks (AV *&callbacks, event_type event) const; @@ -166,23 +228,42 @@ AV *cb; // CF+ callbacks shstr attach; // generic extension attachment information - void optimise (); // possibly save some memory by destroying unneeded data + void sever_self (); // sever this object from its self, if it has one. + void optimise (); // possibly save some memory by destroying unneeded data attachable () - : flags (0), refcnt (0), self (0), cb (0), attach (0) + : attachable_flags (0), self (0), cb (0), attach (0) { } attachable (const attachable &src) - : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) + : attachable_flags (0), self (0), cb (0), attach (src.attach) { } - virtual ~attachable (); + // set a custom key to the given value, or delete it if value = 0 + void set_key (const char *key, const char *value = 0, bool is_utf8 = 0); + + void set_key_text (const char *key, const char *value = 0) + { + set_key (key, value, 1); + } + + void set_key_data (const char *key, const char *value = 0) + { + set_key (key, value, 0); + } attachable &operator =(const attachable &src); + // used to _quickly_ device wether to shortcut the evaluation + bool should_invoke (event_type event) + { + return ev_want_event [event] || cb; + } + bool invoke (event_type event, ...); + MTH void instantiate (); void reattach (); @@ -192,6 +273,9 @@ // the method that does the real destroy work virtual void do_destroy (); + + // destructor is protected, should not be called by anybody + virtual ~attachable (); }; // the global object is a pseudo object that cares for the global events @@ -204,148 +288,158 @@ ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// -struct object_freezer : dynbuf +// a little dirty hack, maybe unify with something else at a later time +struct keyword_string { - AV *av; - - object_freezer (); - ~object_freezer (); + const char *s; + const int l; - void put (attachable *ext); + keyword_string (const char *s, int l) + : s(s), l(l) + { } - // used only for user-defined key-value pairs - void put (const shstr &k, const shstr &v) + keyword_string (keyword kw) + : s(keyword_str [kw]), l(keyword_len [kw]) { - add (k); - - if (v) - add (' '), add (v); - - add ('\n'); } - //TODO//temporary, used only for saving body locations - void put (const char *k, int v) + keyword_string (shstr_tmp sh) + : s(&sh), l(sh.length ()) { - add (k); - add (' '); - add (sint32 (v)); - add ('\n'); } +}; - template - void put_string (keyword k, const T &v) - { - int klen = keyword_len [k]; - int vlen = v ? strlen (v) + 1 : 0; - - char *p = (char *)alloc (klen + vlen + 1); +#define CS(keyword) keyword_string (# keyword, sizeof (# keyword) - 1) +#define KW(keyword) CS(keyword) - memcpy (p, keyword_str [k], klen); p += klen; +INTERFACE_CLASS(object_freezer) +struct object_freezer : dynbuf_text +{ + AV *av; - if (v) - { - *p++ = ' '; vlen--; - memcpy (p, v, vlen); p += vlen; - } + object_freezer (); + ~object_freezer (); - *p = '\n'; + // serialise perl part + void put_ (attachable *ext); + void put (attachable *ext) + { + if (expect_false (ext->self)) + put_ (ext); } - void put (keyword k, const char *v = 0) + // null value (== no space after keyword) + void put (const keyword_string k) { - put_string (k, v); + char *p = force (k.l + 1); + memcpy (p, k.s, k.l); p += k.l; *p++ = '\n'; + alloc (p); } - void put (keyword k, const shstr &v) + void put (const keyword_string k, const keyword_string v) { - put_string (k, v); + char *p = force (k.l + 1 + v.l + 1); + memcpy (p, k.s, k.l); p += k.l; *p++ = ' '; + memcpy (p, v.s, v.l); p += v.l; *p++ = '\n'; + alloc (p); } - void put (keyword k, double v) + void put (const keyword_string k, const char *v) { - char buf [128]; + if (expect_true (v)) + put (k, keyword_string (v, strlen (v))); + else + put (k); + } - snprintf (buf, 128, "%.7g", v); + void put (const keyword_string k, shstr_tmp v) + { + put (k, keyword_string (v)); + } - put (k, (const char *)buf); + void put (const keyword_string k, double v) + { + char *p = force (MAX_KEYWORD_LEN + 2 + 32); + memcpy (p, k.s, k.l); p += k.l; *p++ = ' '; + p += sprintf (p, "%.7g", v); *p++ = '\n'; + alloc (p); } - void put_(keyword k, sint64 v) + void put_(const keyword_string k, sint64 v) { - add (keyword_str [k], keyword_len [k]); - add (' '); + force (MAX_KEYWORD_LEN + 2 + sint64_digits); + fadd (k.s, k.l); + fadd (' '); add (v); - add ('\n'); + fadd ('\n'); } - void put_(keyword k, sint32 v) + void put_(const keyword_string k, sint32 v) { - add (keyword_str [k], keyword_len [k]); - add (' '); + force (MAX_KEYWORD_LEN + 2 + sint32_digits); + fadd (k.s, k.l); + fadd (' '); add (v); - add ('\n'); + fadd ('\n'); } - void put (keyword kbeg, keyword kend, const shstr &v) + void put (const keyword_string k, float v) { put (k, (double)v); } + void put (const keyword_string k, signed char v) { put_(k, (sint32)v); } + void put (const keyword_string k, unsigned char v) { put_(k, (sint32)v); } + void put (const keyword_string k, signed short v) { put_(k, (sint32)v); } + void put (const keyword_string k, unsigned short v) { put_(k, (sint32)v); } + void put (const keyword_string k, signed int v) { put_(k, (sint32)v); } + void put (const keyword_string k, unsigned int v) { put_(k, (sint64)v); } + void put (const keyword_string k, signed long v) { put_(k, (sint64)v); } + void put (const keyword_string k, unsigned long v) { put_(k, (sint64)v); } + void put (const keyword_string k, signed long long v) { put_(k, (sint64)v); } + void put (const keyword_string k, unsigned long long v) { put_(k, (sint64)v); } + + void put (const keyword_string kbeg, const keyword_string kend, shstr_tmp v) { - add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); + force (MAX_KEYWORD_LEN + 1); + fadd (kbeg.s, kbeg.l); fadd ('\n'); - if (v) + if (expect_true (v)) { add (v); add ('\n'); } - add (keyword_str [kend], keyword_len [kend]); add ('\n'); + force (MAX_KEYWORD_LEN + 1); + fadd (kend.s, kend.l); fadd ('\n'); } - void put (keyword k, float v) { put (k, (double)v); } - void put (keyword k, signed char v) { put_(k, (sint32)v); } - void put (keyword k, unsigned char v) { put_(k, (sint32)v); } - void put (keyword k, signed short v) { put_(k, (sint32)v); } - void put (keyword k, unsigned short v) { put_(k, (sint32)v); } - void put (keyword k, signed int v) { put_(k, (sint32)v); } - void put (keyword k, unsigned int v) { put_(k, (sint64)v); } - void put (keyword k, signed long v) { put_(k, (sint64)v); } - void put (keyword k, unsigned long v) { put_(k, (sint64)v); } - void put (keyword k, signed long long v) { put_(k, (sint64)v); } - void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } + void put (const keyword_string k, archetype *v); + void put (const keyword_string k, treasurelist *v); + void put (const keyword_string k, faceinfo *v); template - void put (keyword k, const T *v) - { - if (v) - put (k, v->name); - else - put (k, (const char *)0); - } - - template - void put (keyword k, const refptr &v) + void put (const keyword_string k, const refptr &v) { put (k, (T *)v); } - bool save (const char *path); + MTH bool save (const_octet_string path); char *as_string (); // like strdup operator bool () { return !!av; } }; -// compatibility support, should be removed when no longer needed -int fprintf (object_freezer &freezer, const char *format, ...); -int fputs (const char *s, object_freezer &freezer); - +INTERFACE_CLASS(object_thawer) struct object_thawer { + char *line; // current beginning of line SV *text; // text part AV *av; // perl part - char *line; // current beginning of line - char *last_keyword, *last_value; + int linenum; + keyword kw; + char *kw_str; // the keyword parsed, as string + char *value; // the value, or 0 if no value + const char *value_nn; // the value, or the empty string if no value const char *name; - operator bool () { return !!text; } + operator bool () const { return !!text; } object_thawer (const char *path = 0); object_thawer (const char *data, AV *perlav); @@ -353,23 +447,28 @@ void get (attachable *obj, int oid); - keyword get_kv (); // also parse value for later use - void skip_kv (keyword kw); - - const char *get_str () { return last_value; } // may be 0 + // parse next line + MTH void next (); + // skip the current key-value (usually fetch next line, for + // multiline-fields, skips till the corresponding end-kw + MTH void skip (); + MTH void skip_block (); // skips till and over KW_end - void get (shstr &sh) const; - void get_ornull (shstr &sh) const { sh = last_value; } + char *get_str () { return value; } // may be 0 void get_ml (keyword kend, shstr &sh); + void get_ornull (shstr &sh) const { sh = value; } + void get (shstr &sh) const { sh = value; } // might want to check for non-null here + + bool get_bool () const { return *value_nn == '1'; } sint32 get_sint32 () const; - sint64 get_sint64 () const; - double get_double () const; + sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); } + double get_double () const { return strtod (value_nn, 0); } void get (float &v) { v = get_double (); } void get (double &v) { v = get_double (); } - void get (bool &i) { i = get_sint32 (); } + void get (bool &i) { i = get_bool (); } void get (sint8 &i) { i = get_sint32 (); } void get (uint8 &i) { i = get_sint32 (); } void get (sint16 &i) { i = get_sint32 (); } @@ -378,8 +477,22 @@ void get (uint32 &i) { i = get_sint64 (); } void get (sint64 &i) { i = get_sint64 (); } + + MTH void parse_warn (const char *msg); + MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); + + struct delayed_ref { + attachable *op; + object_ptr *ptr; + const char *ref; + }; + std::vector delrefs; + + void delayed_deref (attachable *op, object_ptr &ptr, const char *ref); + MTH void resolve_delayed_derefs (bool deref = true); }; +//TODO: remove char *fgets (char *s, int n, object_thawer &thawer); ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// @@ -387,78 +500,108 @@ struct coroapi { static struct CoroAPI *GCoroAPI; - static int nready () { return CORO_NREADY; } - static int cede () { return CORO_CEDE ; } + static EV_ATOMIC_T cede_pending; - static int cede_counter; + static int nready () { return CORO_NREADY; } + static int cede () { cede_pending = 0; return CORO_CEDE ; } - static void cede_every (int count) + static void do_cede_to_tick (); + + // actually cede's far more often + static bool cede_to_tick () { - if (++cede_counter >= count) - { - cede_counter = 0; + if (expect_true (!cede_pending)) + return false; - if (coroapi::nready ()) - coroapi::cede (); - } + do_cede_to_tick (); + return true; } + + static void wait_for_tick (); + static void wait_for_tick_begin (); }; -struct watcher_base +struct evapi { - static struct EventAPI *GEventAPI; + static struct EVAPI *GEVAPI; }; -template -struct watcher : watcher_base +struct iow : ev_io, evapi, callback { - base *pe; + static void thunk (EV_P_ struct ev_io *w_, int revents) + { + iow &w = *static_cast(w_); + + w (w, revents); + } - void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); } - void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); } - void now () { GEventAPI->now ((pe_watcher *)pe); } - void suspend () { GEventAPI->suspend ((pe_watcher *)pe); } - void resume () { GEventAPI->resume ((pe_watcher *)pe); } + template + iow (O object, M method) + : callback (object, method) + { + ev_init ((ev_io *)this, thunk); + } - void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; } + void prio (int prio) + { + ev_set_priority ((ev_io *)this, prio); + } - ~watcher () + void set (int fd, int events) { - cancel (); + ev_io_set ((ev_io *)this, fd, events); } -private: - void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private -}; + int poll () const { return events; } -struct iw : watcher, callback -{ - template - iw (O object, M method) - : callback (object, method) + void poll (int events); + + void start () { - alloc (); + ev_io_start (EV_DEFAULT, (ev_io *)this); } -private: - void alloc (); + void stop () + { + ev_io_stop (EV_DEFAULT, (ev_io *)this); + } + + ~iow () + { + stop (); + } }; -struct iow : watcher, callback +struct asyncw : ev_async, evapi, callback { + static void thunk (EV_P_ struct ev_async *w_, int revents) + { + asyncw &w = *static_cast(w_); + + w (w, revents); + } + template - iow (O object, M method) - : callback (object, method) + asyncw (O object, M method) + : callback (object, method) { - alloc (); + ev_init ((ev_async *)this, thunk); } - void fd (int fd); - int poll (); - void poll (int events); + void start () + { + ev_async_start (EV_DEFAULT, (ev_async *)this); + } -private: - void alloc (); + void stop () + { + ev_async_stop (EV_DEFAULT, (ev_async *)this); + } + + ~asyncw () + { + stop (); + } }; #endif