forked from osmocom/wireshark
86 lines
3.0 KiB
C
86 lines
3.0 KiB
C
/*
|
|
* wslua_wtap.c
|
|
*
|
|
* Wireshark's interface to the Lua Programming Language
|
|
* for various libwiretap utility functions.
|
|
*
|
|
* Wireshark - Network traffic analyzer
|
|
* By Gerald Combs <gerald@wireshark.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
/* WSLUA_MODULE Wtap Wtap Functions For Handling Capture File Types */
|
|
|
|
#include <limits.h>
|
|
|
|
#include "wslua.h"
|
|
#include <wiretap/wtap.h>
|
|
|
|
WSLUA_FUNCTION wslua_wtap_file_type_subtype_description(lua_State* LS) {
|
|
/*
|
|
Get a string describing a capture file type, given a filetype
|
|
value for that file type.
|
|
|
|
@since 3.2.12, 3.4.4
|
|
*/
|
|
#define WSLUA_ARG_file_type_subtype_description_FILETYPE 1 /* The type for which the description is to be fetched - a number entry from the `wtap_filetypes` table in `init.lua`. */
|
|
lua_Number filetype = luaL_checknumber(LS,WSLUA_ARG_file_type_subtype_description_FILETYPE);
|
|
/* wtap_file_type_subtype_string()'s name isn't really descriptive. */
|
|
if (filetype > INT_MAX) {
|
|
/* Too big. */
|
|
lua_pushnil(LS);
|
|
} else {
|
|
const gchar* str = wtap_file_type_subtype_string((int)filetype);
|
|
if (str == NULL)
|
|
lua_pushnil(LS);
|
|
else
|
|
lua_pushstring(LS,str);
|
|
}
|
|
WSLUA_RETURN(1); /* The description of the file type with that filetype value, or nul if there is no such file type. */
|
|
}
|
|
|
|
WSLUA_FUNCTION wslua_wtap_file_type_subtype_name(lua_State* LS) {
|
|
/*
|
|
Get a string giving the name for a capture file type, given a filetype
|
|
value for that file type.
|
|
|
|
@since 3.2.12, 3.4.4
|
|
*/
|
|
#define WSLUA_ARG_file_type_subtype_name_FILETYPE 1 /* The type for which the name is to be fetched - a number entry from the `wtap_filetypes` table in `init.lua`. */
|
|
lua_Number filetype = luaL_checknumber(LS,WSLUA_ARG_file_type_subtype_name_FILETYPE);
|
|
/* wtap_file_type_subtype_string()'s name isn't really descriptive. */
|
|
if (filetype > INT_MAX) {
|
|
/* Too big. */
|
|
lua_pushnil(LS);
|
|
} else {
|
|
const gchar* str = wtap_file_type_subtype_short_string((int)filetype);
|
|
if (str == NULL)
|
|
lua_pushnil(LS);
|
|
else
|
|
lua_pushstring(LS,str);
|
|
}
|
|
WSLUA_RETURN(1); /* The name of the file type with that filetype value, or nul if there is no such file type. */
|
|
}
|
|
|
|
WSLUA_FUNCTION wslua_wtap_name_to_file_type_subtype(lua_State* LS) {
|
|
/*
|
|
Get a filetype value for a file type, given the name for that
|
|
file type.
|
|
|
|
@since 3.2.12, 3.4.4
|
|
*/
|
|
#define WSLUA_ARG_name_to_file_type_subtype_NAME 1 /* A timestamp value to convert. */
|
|
const char* name = luaL_checkstring(LS,WSLUA_ARG_name_to_file_type_subtype_NAME);
|
|
/* wtap_short_string_to_file_type_subtype()'s name isn't really descriptive. */
|
|
lua_Number filetype = wtap_short_string_to_file_type_subtype(name);
|
|
if (filetype == -1)
|
|
lua_pushnil(LS);
|
|
else
|
|
lua_pushnumber(LS,filetype);
|
|
WSLUA_RETURN(1); /* The filetype value for the file type with that name, or nil if there is no such file type. */
|
|
}
|