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1 | /* hv.h |
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2 | * |
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3 | * Copyright (c) 1991-1994, Larry Wall |
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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 | * |
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8 | */ |
| 9 | |
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10 | typedef struct he HE; |
| 11 | |
| 12 | struct he { |
| 13 | HE *hent_next; |
| 14 | char *hent_key; |
| 15 | SV *hent_val; |
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16 | U32 hent_hash; |
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17 | I32 hent_klen; |
| 18 | }; |
| 19 | |
| 20 | struct xpvhv { |
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21 | char * xhv_array; /* pointer to malloced string */ |
| 22 | STRLEN xhv_fill; /* how full xhv_array currently is */ |
| 23 | STRLEN xhv_max; /* subscript of last element of xhv_array */ |
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24 | I32 xhv_keys; /* how many elements in the array */ |
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25 | double xnv_nv; /* numeric value, if any */ |
| 26 | MAGIC* xmg_magic; /* magic for scalar array */ |
| 27 | HV* xmg_stash; /* class package */ |
| 28 | |
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29 | I32 xhv_riter; /* current root of iterator */ |
| 30 | HE *xhv_eiter; /* current entry of iterator */ |
| 31 | PMOP *xhv_pmroot; /* list of pm's for this package */ |
| 32 | char *xhv_name; /* name, if a symbol table */ |
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33 | }; |
| 34 | |
| 35 | #define Nullhv Null(HV*) |
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36 | #define HvARRAY(hv) ((HE**)((XPVHV*) SvANY(hv))->xhv_array) |
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37 | #define HvFILL(hv) ((XPVHV*) SvANY(hv))->xhv_fill |
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38 | #define HvMAX(hv) ((XPVHV*) SvANY(hv))->xhv_max |
| 39 | #define HvKEYS(hv) ((XPVHV*) SvANY(hv))->xhv_keys |
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40 | #define HvRITER(hv) ((XPVHV*) SvANY(hv))->xhv_riter |
| 41 | #define HvEITER(hv) ((XPVHV*) SvANY(hv))->xhv_eiter |
| 42 | #define HvPMROOT(hv) ((XPVHV*) SvANY(hv))->xhv_pmroot |
| 43 | #define HvNAME(hv) ((XPVHV*) SvANY(hv))->xhv_name |
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44 | |
| 45 | #ifdef OVERLOAD |
| 46 | |
| 47 | /* Maybe amagical: */ |
| 48 | /* #define HV_AMAGICmb(hv) (SvFLAGS(hv) & (SVpgv_badAM | SVpgv_AM)) */ |
| 49 | |
| 50 | #define HV_AMAGIC(hv) (SvFLAGS(hv) & SVpgv_AM) |
| 51 | #define HV_AMAGIC_on(hv) (SvFLAGS(hv) |= SVpgv_AM) |
| 52 | #define HV_AMAGIC_off(hv) (SvFLAGS(hv) &= ~SVpgv_AM) |
| 53 | |
| 54 | /* |
| 55 | #define HV_AMAGICbad(hv) (SvFLAGS(hv) & SVpgv_badAM) |
| 56 | #define HV_badAMAGIC_on(hv) (SvFLAGS(hv) |= SVpgv_badAM) |
| 57 | #define HV_badAMAGIC_off(hv) (SvFLAGS(hv) &= ~SVpgv_badAM) |
| 58 | */ |
| 59 | |
| 60 | #endif /* OVERLOAD */ |
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