/* * The builtin Boolean object. * Copyright (c) 1998 New Generation Software (NGS) Oy * * Author: Markku Rossi <mtr@ngs.fi> */ /* * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * MA 02111-1307, USA */ /* * $Source: /tmp/cvsroot-15-2-2007/clamav-devel/libclamav/js/b_bool.c,v $ * $Id: b_bool.c,v 1.2 2006/10/28 11:27:44 njh Exp $ */ #if HAVE_CONFIG_H #include "clamav-config.h" #endif #ifdef CL_EXPERIMENTAL #include "jsint.h" /* * Static functions. */ /* Global method proc. */ static void global_method (JSVirtualMachine *vm, JSBuiltinInfo *builtin_info, void *instance_context, JSNode *result_return, JSNode *args) { result_return->type = JS_BOOLEAN; if (args->u.vinteger == 0) result_return->u.vboolean = 0; else if (args->u.vinteger == 1) result_return->u.vboolean = js_vm_to_boolean (vm, &args[1]); else { sprintf (vm->error, "Boolean(): illegal amount of arguments"); js_vm_error (vm); } } /* Method proc. */ static int method (JSVirtualMachine *vm, JSBuiltinInfo *builtin_info, void *instance_context, JSSymbol method, JSNode *result_return, JSNode *args) { JSNode *n = instance_context; char *cp; if (method == vm->syms.s_toString) { if (args->u.vinteger != 0) { sprintf (vm->error, "Boolean.%s(): illegal amount of arguments", js_vm_symname (vm, method)); js_vm_error (vm); } if (n) { cp = n->u.vboolean ? "true" : "false"; js_vm_make_static_string (vm, result_return, cp, strlen (cp)); } else js_vm_make_static_string (vm, result_return, "Boolean", 7); } /* ********************************************************************** */ else if (method == vm->syms.s_valueOf) { if (n) JS_COPY (result_return, n); else { n = &vm->globals[js_vm_intern (vm, "Boolean")]; JS_COPY (result_return, n); } } /* ********************************************************************** */ else return JS_PROPERTY_UNKNOWN; return JS_PROPERTY_FOUND; } /* Property proc. */ static int property (JSVirtualMachine *vm, JSBuiltinInfo *builtin_info, void *instance_context, JSSymbol property, int set, JSNode *node) { if (!set) node->type = JS_UNDEFINED; return JS_PROPERTY_UNKNOWN; } /* New proc. */ static void new_proc (JSVirtualMachine *vm, JSBuiltinInfo *builtin_info, JSNode *args, JSNode *result_return) { result_return->type = JS_BOOLEAN; if (args->u.vinteger == 0) result_return->u.vboolean = 0; else if (args->u.vinteger == 1) result_return->u.vboolean = js_vm_to_boolean (vm, &args[1]); else { sprintf (vm->error, "new Boolean(): illegal amount of arguments"); js_vm_error (vm); } /* Set the [[Prototype]] and [[Class]] properties. */ /* XXX 15.10.2.1 */ } /* * Global functions. */ void js_builtin_Boolean (JSVirtualMachine *vm) { JSNode *n; JSBuiltinInfo *info; info = js_vm_builtin_info_create (vm); vm->prim[JS_BOOLEAN] = info; info->global_method_proc = global_method; info->method_proc = method; info->property_proc = property; info->new_proc = new_proc; /* Define it. */ n = &vm->globals[js_vm_intern (vm, "Boolean")]; js_vm_builtin_create (vm, n, info, NULL); } #endif /*CL_EXPERIMENTAL*/