85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
/*
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bi_runtime.c
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QuakeC runtime api
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Copyright (C) 2020 Bill Currie
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Author: Bill Currie <bill@taniwha.org>
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Date: 2020/4/1
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include <stdlib.h>
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#include "qfalloca.h"
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#if defined(_WIN32) && defined(HAVE_MALLOC_H)
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#include <malloc.h>
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#endif
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#include "QF/progs.h"
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#include "rua_internal.h"
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static void
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bi_va_copy (progs_t *pr, void *data)
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{
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__auto_type src_args = (pr_va_list_t *) &P_POINTER (pr, 0);
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__auto_type src_list = &G_STRUCT (pr, pr_type_t, src_args->list);
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size_t parm_size = pr->pr_param_size * sizeof(pr_type_t);
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size_t size = src_args->count * parm_size;
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pr_string_t dst_list_block = 0;
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pr_type_t *dst_list = 0;
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if (size) {
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dst_list_block = PR_AllocTempBlock (pr, size);
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dst_list = (pr_type_t *) PR_GetString (pr, dst_list_block);
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}
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memcpy (dst_list, src_list, size);
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R_PACKED (pr, pr_va_list_t).count = src_args->count;
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R_PACKED (pr, pr_va_list_t).list = PR_SetPointer (pr, dst_list);
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}
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#define bi(x,np,params...) {#x, bi_##x, -1, np, {params}}
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#define p(type) PR_PARAM(type)
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#define P(a, s) { .size = (s), .alignment = BITOP_LOG2 (a), }
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static builtin_t builtins[] = {
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bi(va_copy, 1, P(1, 2)),
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{0}
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};
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void
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RUA_Runtime_Init (progs_t *pr, int secure)
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{
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PR_RegisterBuiltins (pr, builtins, 0);
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}
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