… | |
… | |
14 | // could have used templates, but a more traditional C api |
14 | // could have used templates, but a more traditional C api |
15 | // uses more explicit typing which is ok for this purpose. |
15 | // uses more explicit typing which is ok for this purpose. |
16 | enum data_type |
16 | enum data_type |
17 | { |
17 | { |
18 | DT_END, // no further arguments |
18 | DT_END, // no further arguments |
|
|
19 | DT_AV, // perl-only av that needs to be flattened out |
19 | DT_INT, |
20 | DT_INT, |
20 | DT_INT64, |
21 | DT_INT64, |
21 | DT_DOUBLE, |
22 | DT_DOUBLE, |
22 | DT_STRING, // 0-terminated string |
23 | DT_STRING, // 0-terminated string |
23 | DT_DATA, // string + length |
24 | DT_DATA, // string + length |
… | |
… | |
25 | DT_MAP, |
26 | DT_MAP, |
26 | DT_PLAYER, |
27 | DT_PLAYER, |
27 | DT_ARCH, |
28 | DT_ARCH, |
28 | DT_PARTY, |
29 | DT_PARTY, |
29 | DT_REGION, |
30 | DT_REGION, |
30 | DT_AV, // av that needs to be flattened out |
|
|
31 | |
31 | |
32 | NUM_DATA_TYPES |
32 | NUM_DATA_TYPES |
33 | }; |
33 | }; |
34 | |
34 | |
35 | enum event_klass |
35 | enum event_klass |
36 | { |
36 | { |
|
|
37 | KLASS_NONE, |
37 | KLASS_GLOBAL, |
38 | KLASS_GLOBAL, |
38 | KLASS_PLAYER, |
39 | KLASS_PLAYER, |
39 | KLASS_OBJECT, |
40 | KLASS_OBJECT, |
40 | KLASS_MAP, |
41 | KLASS_MAP, |
41 | }; |
42 | }; |
… | |
… | |
46 | # include "eventinc.h" |
47 | # include "eventinc.h" |
47 | # undef def |
48 | # undef def |
48 | NUM_EVENT_TYPES |
49 | NUM_EVENT_TYPES |
49 | }; |
50 | }; |
50 | |
51 | |
|
|
52 | #define ARG_AV(o) DT_AV , static_cast<AV *> (o) |
51 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
53 | #define ARG_INT(v) DT_INT , static_cast<int> (v) |
52 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
54 | #define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) |
53 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
55 | #define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) |
54 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
56 | #define ARG_STRING(v) DT_STRING, static_cast<const char *> (v) |
55 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) |
57 | #define ARG_DATA(s,l) DT_DATA , static_cast<const void *> (s), (l) |
… | |
… | |
76 | #define RESULT_INT(idx) RESULT(idx, INT) |
78 | #define RESULT_INT(idx) RESULT(idx, INT) |
77 | |
79 | |
78 | bool cfperl_invoke (event_type event, ...); |
80 | bool cfperl_invoke (event_type event, ...); |
79 | int cfperl_result_INT (int idx); |
81 | int cfperl_result_INT (int idx); |
80 | |
82 | |
81 | struct extendable_base |
83 | struct attachable_base |
82 | { |
84 | { |
83 | void *self, *cb; // CF+ perl self and callback |
85 | void *self, *cb; // CF+ perl self and callback |
84 | const char *attach; // generic extension attachment information |
86 | const char *attach; // generic extension attachment information |
85 | |
87 | |
86 | void clear (); // called when free'ing objects |
88 | void clear (); // called when free'ing objects |
87 | 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); |
88 | |
91 | |
89 | void extendable_init () |
92 | void attachable_init () |
90 | { |
93 | { |
91 | self = cb = 0; |
94 | self = cb = 0; |
92 | attach = 0; |
95 | attach = 0; |
93 | } |
96 | } |
94 | }; |
97 | }; |
95 | |
98 | |
96 | // objects extendable from perl (or any other extension) should include or |
99 | // objects attachable from perl (or any other extension) should include or |
97 | // derive using the curiously recurring template pattern, to avoid |
100 | // derive using the curiously recurring template pattern, to avoid |
98 | // virtual method calls etc. |
101 | // virtual method calls etc. |
99 | template<class subclass> |
102 | template<class subclass> |
100 | struct extendable : extendable_base |
103 | struct attachable : attachable_base |
101 | { |
104 | { |
102 | static data_type get_dt () |
105 | static data_type get_dt () |
103 | { |
106 | { |
104 | subclass::get_dt (); |
107 | return subclass::get_dt (); |
|
|
108 | } |
|
|
109 | |
|
|
110 | void instantiate () |
|
|
111 | { |
|
|
112 | if (attach) |
|
|
113 | attachable_base::instantiate (get_dt (), static_cast<subclass *>(this)); |
105 | } |
114 | } |
106 | }; |
115 | }; |
107 | |
116 | |
108 | struct object_freezer |
117 | struct object_freezethaw |
109 | { |
118 | { |
110 | const char *filename; |
|
|
111 | void *av; |
119 | void *av; |
112 | int idx; |
120 | FILE *fp; |
|
|
121 | |
|
|
122 | operator FILE *() { return fp; } |
|
|
123 | }; |
|
|
124 | |
|
|
125 | struct object_freezer : object_freezethaw |
|
|
126 | { |
|
|
127 | void *filename; |
113 | |
128 | |
114 | object_freezer (const char *filename); |
129 | object_freezer (const char *filename); |
115 | ~object_freezer (); |
130 | ~object_freezer (); |
116 | |
131 | |
117 | void put (extendable_base *ext); |
132 | void put (attachable_base *ext); |
118 | |
133 | |
119 | template<class subclass> |
134 | template<class subclass> |
120 | void put (extendable<subclass> *obj) |
135 | void put (attachable<subclass> *obj) |
121 | { |
136 | { |
122 | put ((extendable_base *)obj); |
137 | put ((attachable_base *)obj); |
123 | } |
138 | } |
124 | |
|
|
125 | void finish (); |
|
|
126 | }; |
139 | }; |
127 | |
140 | |
128 | struct object_thawer |
141 | struct object_thawer : object_freezethaw |
129 | { |
142 | { |
130 | void *av; |
|
|
131 | int idx; |
|
|
132 | |
|
|
133 | object_thawer (const char *filename = 0); |
143 | object_thawer (const char *filename = 0); |
134 | ~object_thawer (); |
144 | ~object_thawer (); |
135 | |
145 | |
136 | void get (data_type type, void *obj, extendable_base *ext); |
146 | void get (data_type type, void *obj, attachable_base *ext, int oid); |
137 | |
147 | |
138 | template<class subclass> |
148 | template<class subclass> |
139 | void get (extendable<subclass> *obj) |
149 | void get (attachable<subclass> *obj, int oid) |
140 | { |
150 | { |
141 | if (av) |
151 | if (av) |
142 | get (subclass::get_dt (), (subclass *)obj, obj); |
152 | get (subclass::get_dt (), (subclass *)obj, obj, oid); |
143 | } |
153 | } |
144 | |
|
|
145 | void finish (); |
|
|
146 | }; |
154 | }; |
147 | |
155 | |
148 | #endif |
156 | #endif |
149 | |
157 | |