Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* mg.h |
79072805 | 2 | * |
cb50131a | 3 | * Copyright (c) 1991-2000, Larry Wall |
79072805 LW |
4 | * |
5 | * You may distribute under the terms of either the GNU General Public | |
6 | * License or the Artistic License, as specified in the README file. | |
7 | * | |
79072805 LW |
8 | */ |
9 | ||
0f4eea8f DL |
10 | #ifdef STRUCT_MGVTBL_DEFINITION |
11 | STRUCT_MGVTBL_DEFINITION; | |
12 | #else | |
79072805 | 13 | struct mgvtbl { |
cea2e8a9 GS |
14 | int (CPERLscope(*svt_get)) (pTHX_ SV *sv, MAGIC* mg); |
15 | int (CPERLscope(*svt_set)) (pTHX_ SV *sv, MAGIC* mg); | |
16 | U32 (CPERLscope(*svt_len)) (pTHX_ SV *sv, MAGIC* mg); | |
17 | int (CPERLscope(*svt_clear))(pTHX_ SV *sv, MAGIC* mg); | |
18 | int (CPERLscope(*svt_free)) (pTHX_ SV *sv, MAGIC* mg); | |
79072805 | 19 | }; |
0f4eea8f | 20 | #endif |
79072805 LW |
21 | |
22 | struct magic { | |
23 | MAGIC* mg_moremagic; | |
24 | MGVTBL* mg_virtual; /* pointer to magic functions */ | |
25 | U16 mg_private; | |
26 | char mg_type; | |
27 | U8 mg_flags; | |
28 | SV* mg_obj; | |
29 | char* mg_ptr; | |
565764a8 | 30 | I32 mg_len; |
79072805 | 31 | }; |
8990e307 LW |
32 | |
33 | #define MGf_TAINTEDDIR 1 | |
85e6fe83 | 34 | #define MGf_REFCOUNTED 2 |
a0d0e21e | 35 | #define MGf_GSKIP 4 |
748a9306 LW |
36 | |
37 | #define MGf_MINMATCH 1 | |
38 | ||
1e422769 | 39 | #define MgTAINTEDDIR(mg) (mg->mg_flags & MGf_TAINTEDDIR) |
40 | #define MgTAINTEDDIR_on(mg) (mg->mg_flags |= MGf_TAINTEDDIR) | |
41 | #define MgTAINTEDDIR_off(mg) (mg->mg_flags &= ~MGf_TAINTEDDIR) | |
99069129 | 42 | |
32da55ab | 43 | #define MgPV(mg,lp) ((((int)(lp = (mg)->mg_len)) == HEf_SVKEY) ? \ |
5aabfad6 | 44 | SvPV((SV*)((mg)->mg_ptr),lp) : \ |
45 | (mg)->mg_ptr) | |
33c27489 GS |
46 | |
47 | #define SvTIED_mg(sv,how) \ | |
48 | (SvRMAGICAL(sv) ? mg_find((sv),(how)) : Null(MAGIC*)) | |
49 | #define SvTIED_obj(sv,mg) \ | |
50 | ((mg)->mg_obj ? (mg)->mg_obj : sv_2mortal(newRV(sv))) |