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1 | /* -*-c-*- |
| 2 | * |
| a24b5cfd |
3 | * $Id: pgproc.c,v 1.2 2004/04/08 01:36:21 mdw Exp $ |
| 660b443c |
4 | * |
| 5 | * Prime generation procedures |
| 6 | * |
| 7 | * (c) 2001 Straylight/Edgeware |
| 8 | */ |
| 9 | |
| 10 | /*----- Licensing notice --------------------------------------------------* |
| 11 | * |
| 12 | * This file is part of the Perl interface to Catacomb. |
| 13 | * |
| 14 | * Catacomb/Perl is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2 of the License, or |
| 17 | * (at your option) any later version. |
| 18 | * |
| 19 | * Catacomb/Perl is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with Catacomb/Perl; if not, write to the Free Software Foundation, |
| 26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 27 | */ |
| 28 | |
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29 | /*----- Header files ------------------------------------------------------*/ |
| 30 | |
| 31 | #include "catacomb-perl.h" |
| 32 | |
| 33 | /*----- Main code ---------------------------------------------------------*/ |
| 34 | |
| 35 | static int perlevent(int rq, pgen_event *e, void *p) |
| 36 | { |
| 37 | char *meth = 0; |
| 38 | int n; |
| 39 | SV *sv = p; |
| 40 | int rc; |
| 41 | dSP; |
| 42 | |
| 43 | switch (rq) { |
| 44 | case PGEN_BEGIN: meth = "pgen_begin"; break; |
| 45 | case PGEN_TRY: meth = "pgen_try"; break; |
| 46 | case PGEN_FAIL: meth = "pgen_fail"; break; |
| 47 | case PGEN_PASS: meth = "pgen_pass"; break; |
| 48 | case PGEN_DONE: meth = "pgen_done"; break; |
| 49 | case PGEN_ABORT: meth = "pgen_abort"; break; |
| 50 | default: |
| 51 | abort(); |
| 52 | } |
| 53 | |
| 54 | ENTER; |
| 55 | SAVETMPS; |
| 56 | PUSHMARK(SP); |
| 57 | XPUSHs(sv); |
| 58 | XPUSHs(sv_setref_pv(sv_newmortal(), "Catacomb::MP::Prime::Gen::Event", |
| 59 | (void *)e)); |
| 60 | PUTBACK; |
| 61 | n = perl_call_method(meth, G_SCALAR); |
| 62 | assert(n == 1); |
| 63 | SPAGAIN; |
| 64 | rc = POPi; |
| 65 | PUTBACK; |
| 66 | FREETMPS; |
| 67 | LEAVE; |
| 68 | return (rc); |
| 69 | } |
| 70 | |
| 71 | void pgproc_get(SV *sv, pgen_proc **p, void **ctx) |
| 72 | { |
| 73 | if (!SvOK(sv)) { |
| 74 | *p = 0; |
| 75 | *ctx = 0; |
| 76 | } else if (sv_derived_from(sv, "Catacomb::MP::Prime::Gen::MagicProc")) { |
| 77 | MP_Prime_Gen_MagicProc *mg = |
| 78 | (MP_Prime_Gen_MagicProc *)SvIV((SV *)SvRV(sv)); |
| 79 | *p = mg->p; |
| 80 | *ctx = mg->ctx; |
| 81 | } else { |
| 82 | *p = perlevent; |
| 83 | *ctx = sv; |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | /*----- That's all, folks -------------------------------------------------*/ |
~mdw / catacomb-perl / blame