range.h

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/* range.h
 * Range routines
 *
 * Dick Gooris <gooris@lucent.com>
 * Ulf Lamping <ulf.lamping@web.de>
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */
#pragma once
#include "ws_symbol_export.h"
#include <epan/wmem_scopes.h>
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
#define MAX_SCTP_PORT 65535
#define MAX_TCP_PORT 65535
#define MAX_UDP_PORT 65535
#define MAX_DCCP_PORT 65535
 
typedef struct range_admin_tag {
    uint32_t low;  
    uint32_t high; 
} range_admin_t;
 
#define RANGE_ADMIN_T_INITIALIZER { 0, 0 } 
typedef struct epan_range {
    unsigned        nranges;   
    range_admin_t   ranges[];  
} range_t;
 
typedef enum {
    CVT_NO_ERROR,       
    CVT_SYNTAX_ERROR,   
    CVT_NUMBER_TOO_BIG  
} convert_ret_t;
 
WS_DLL_PUBLIC range_t *range_empty(wmem_allocator_t *scope);
 
 
WS_DLL_PUBLIC convert_ret_t range_convert_str(wmem_allocator_t *scope, range_t **range, const char *es,
    uint32_t max_value);
 
WS_DLL_PUBLIC convert_ret_t range_convert_str_work(wmem_allocator_t *scope, range_t **range, const char *es,
    uint32_t max_value, bool err_on_max);
 
WS_DLL_PUBLIC bool value_is_in_range(const range_t *range, uint32_t val);
 
WS_DLL_PUBLIC bool range_add_value(wmem_allocator_t *scope, range_t **range, uint32_t val);
 
WS_DLL_PUBLIC bool range_remove_value(wmem_allocator_t *scope, range_t **range, uint32_t val);
 
WS_DLL_PUBLIC bool ranges_are_equal(const range_t *a, const range_t *b);
 
WS_DLL_PUBLIC void range_foreach(range_t *range, void (*callback)(uint32_t val, void *ptr), void *ptr);
 
WS_DLL_PUBLIC char *range_convert_range(wmem_allocator_t *scope, const range_t *range);
 
WS_DLL_PUBLIC range_t *range_copy(wmem_allocator_t *scope, const range_t *src);
 
#ifdef __cplusplus
}
#endif /* __cplusplus */