/* * $Id: ftype-integer.c,v 1.8 2002/02/05 22:50:17 guy Exp $ * * Ethereal - Network traffic analyzer * By Gerald Combs <gerald@ethereal.com> * Copyright 2001 Gerald Combs *  * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. *  * This program 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 General Public License for more details. *  * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */#ifdef HAVE_CONFIG_H#include "config.h"#endif#ifdef NEED_SNPRINTF_H#include "snprintf.h"#endif#include <stdlib.h>#include <errno.h>#include "ftypes-int.h"#include <epan/resolv.h>static voidint_fvalue_new(fvalue_t *fv){	fv->value.integer = 0;}static voidset_integer(fvalue_t *fv, guint32 value){	fv->value.integer = value;}static guint32get_integer(fvalue_t *fv){	return fv->value.integer;}static gbooleanval_from_string(fvalue_t *fv, char *s, LogFunc logfunc){	char    *endptr;	fv->value.integer = strtoul(s, &endptr, 0);	if (endptr == s || *endptr != '\0') {		/* This isn't a valid number. */		if (logfunc != NULL)			logfunc("\"%s\" is not a valid number.", s);		return FALSE;	}	if (errno == ERANGE) {		if (logfunc != NULL) {			if (fv->value.integer == ULONG_MAX) {				logfunc("\"%s\" causes an integer overflow.",				    s);			}			else {				logfunc("\"%s\" is not an integer.", s);			}		}		return FALSE;	}	return TRUE;}static gbooleanipxnet_from_string(fvalue_t *fv, char *s, LogFunc logfunc){	guint32 	val;	gboolean	known;	/*	 * Don't log a message if this fails; we'll try looking it	 * up as an IPX network name if it does, and if that fails,	 * we'll log a message.	 */	if (val_from_string(fv, s, NULL)) {		return TRUE;	}	val = get_ipxnet_addr(s, &known);	if (known) {		fv->value.integer = val;		return TRUE;	}	logfunc("\"%s\" is not a valid IPX network name or address.", s);	return FALSE;}static gbooleancmp_eq(fvalue_t *a, fvalue_t *b){	return a->value.integer == b->value.integer;}static gbooleancmp_ne(fvalue_t *a, fvalue_t *b){	return a->value.integer != b->value.integer;}static gbooleanu_cmp_gt(fvalue_t *a, fvalue_t *b){	return (int)a->value.integer > (int)b->value.integer;}static gbooleanu_cmp_ge(fvalue_t *a, fvalue_t *b){	return (int)a->value.integer >= (int)b->value.integer;}static gbooleanu_cmp_lt(fvalue_t *a, fvalue_t *b){	return (int)a->value.integer < (int)b->value.integer;}static gbooleanu_cmp_le(fvalue_t *a, fvalue_t *b){	return (int)a->value.integer <= (int)b->value.integer;}static gbooleans_cmp_gt(fvalue_t *a, fvalue_t *b){	return a->value.integer > b->value.integer;}static gbooleans_cmp_ge(fvalue_t *a, fvalue_t *b){	return a->value.integer >= b->value.integer;}static gbooleans_cmp_lt(fvalue_t *a, fvalue_t *b){	return a->value.integer < b->value.integer;}static gbooleans_cmp_le(fvalue_t *a, fvalue_t *b){	return a->value.integer <= b->value.integer;}/* BOOLEAN-specific */static voidboolean_fvalue_new(fvalue_t *fv){	fv->value.integer = TRUE;}/* Checks for equality with zero or non-zero */static gbooleanbool_eq(fvalue_t *a, fvalue_t *b){	if (a->value.integer) {		if (b->value.integer) {			return TRUE;		}		else {			return FALSE;		}	}	else {		if (b->value.integer) {			return FALSE;		}		else {			return TRUE;		}	}}/* Checks for inequality with zero or non-zero */static gbooleanbool_ne(fvalue_t *a, fvalue_t *b){	return (!bool_eq(a,b));}voidftype_register_integers(void){	static ftype_t uint8_type = {		"FT_UINT8",		"unsigned, 1 byte",		1,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		u_cmp_gt,		u_cmp_ge,		u_cmp_lt,		u_cmp_le,		NULL,		NULL,	};	static ftype_t uint16_type = {		"FT_UINT16",		"unsigned, 2 bytes",		2,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		u_cmp_gt,		u_cmp_ge,		u_cmp_lt,		u_cmp_le,		NULL,		NULL,	};	static ftype_t uint24_type = {		"FT_UINT24",		"unsigned, 3 bytes",		3,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		u_cmp_gt,		u_cmp_ge,		u_cmp_lt,		u_cmp_le,		NULL,		NULL,	};	static ftype_t uint32_type = {		"FT_UINT32",		"unsigned, 4 bytes",		4,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		u_cmp_gt,		u_cmp_ge,		u_cmp_lt,		u_cmp_le,		NULL,		NULL,	};	static ftype_t int8_type = {		"FT_INT8",		"signed, 1 byte",		1,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		s_cmp_gt,		s_cmp_ge,		s_cmp_lt,		s_cmp_le,		NULL,		NULL,	};	static ftype_t int16_type = {		"FT_INT16",		"signed, 2 bytes",		2,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		s_cmp_gt,		s_cmp_ge,		s_cmp_lt,		s_cmp_le,		NULL,		NULL,	};	static ftype_t int24_type = {		"FT_INT24",		"signed, 3 bytes",		3,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		s_cmp_gt,		s_cmp_ge,		s_cmp_lt,		s_cmp_le,		NULL,		NULL,	};	static ftype_t int32_type = {		"FT_INT32",		"signed, 4 bytes",		4,		int_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		s_cmp_gt,		s_cmp_ge,		s_cmp_lt,		s_cmp_le,		NULL,		NULL,	};	static ftype_t boolean_type = {		"FT_BOOLEAN",		"Boolean",		0,		boolean_fvalue_new,		NULL,		val_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		bool_eq,		bool_ne,		NULL,		NULL,		NULL,		NULL,		NULL,		NULL,	};	static ftype_t ipxnet_type = {		"FT_IPXNET",		"IPX network number",		4,		int_fvalue_new,		NULL,		ipxnet_from_string,		NULL,		set_integer,		NULL,		NULL,		get_integer,		NULL,		cmp_eq,		cmp_ne,		u_cmp_gt,		u_cmp_ge,		u_cmp_lt,		u_cmp_le,		NULL,		NULL,	};	ftype_register(FT_UINT8, &uint8_type);	ftype_register(FT_UINT16, &uint16_type);	ftype_register(FT_UINT24, &uint24_type);	ftype_register(FT_UINT32, &uint32_type);	ftype_register(FT_INT8, &int8_type);	ftype_register(FT_INT16, &int16_type);	ftype_register(FT_INT24, &int24_type);	ftype_register(FT_INT32, &int32_type);	ftype_register(FT_BOOLEAN, &boolean_type);	ftype_register(FT_IPXNET, &ipxnet_type);}