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https://code.videolan.org/videolan/vlc
synced 2024-08-31 06:46:39 +02:00
Export VLC's md5 API.
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parent
21a99454a0
commit
9517fa1161
@ -16,6 +16,7 @@ SOURCES_lua = \
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libs/httpd.c \
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libs/input.c \
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libs/input.h \
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libs/md5.c \
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libs/messages.c \
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libs/misc.c \
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libs/misc.h \
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@ -139,6 +139,7 @@ static int probe_luascript( vlc_object_t *p_this, const char * psz_filename,
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luaopen_msg( L );
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luaopen_strings( L );
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luaopen_xml( L );
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luaopen_md5( L );
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lua_pushlightuserdata( L, p_demux );
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lua_setfield( L, -2, "private" );
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lua_pushstring( L, p_demux->psz_path );
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@ -736,6 +736,7 @@ static lua_State* GetLuaState( extensions_manager_t *p_mgr,
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luaopen_config( L );
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luaopen_dialog( L, p_ext );
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luaopen_input( L );
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luaopen_md5( L );
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luaopen_msg( L );
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luaopen_misc( L );
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luaopen_net( L );
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@ -198,6 +198,7 @@ int Open_LuaIntf( vlc_object_t *p_this )
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luaopen_volume( L );
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luaopen_gettext( L );
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luaopen_xml( L );
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luaopen_md5( L );
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/* clean up */
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lua_pop( L, 1 );
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@ -45,5 +45,6 @@ void luaopen_volume( lua_State * );
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void luaopen_gettext( lua_State * );
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void luaopen_input_item( lua_State *L, input_item_t *item );
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void luaopen_xml( lua_State *L );
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void luaopen_md5( lua_State *L );
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#endif
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126
modules/misc/lua/libs/md5.c
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126
modules/misc/lua/libs/md5.c
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@ -0,0 +1,126 @@
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/*****************************************************************************
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* md5.c: md5 hashing functions
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*****************************************************************************
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* Copyright (C) 2010 Antoine Cellerier
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* $Id$
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*
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* Authors: Antoine Cellerier <dionoea at videolan tod org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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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. See the
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* GNU General Public License for more details.
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*
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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 the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/*****************************************************************************
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* Preamble
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*****************************************************************************/
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#ifndef _GNU_SOURCE
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# define _GNU_SOURCE
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#endif
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <vlc_common.h>
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#include <vlc_md5.h>
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#include <lua.h> /* Low level lua C API */
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#include <lauxlib.h> /* Higher level C API */
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#include "../vlc.h"
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#include "../libs.h"
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/*****************************************************************************
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*
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*****************************************************************************/
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static int vlclua_md5_create( lua_State * );
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static int vlclua_md5_add( lua_State * );
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static int vlclua_md5_end( lua_State * );
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static int vlclua_md5_hash( lua_State * );
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static const luaL_Reg vlclua_md5_reg[] = {
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{ "add", vlclua_md5_add },
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{ "end", vlclua_md5_end },
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{ "end_", vlclua_md5_end },
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{ "hash", vlclua_md5_hash },
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{ NULL, NULL }
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};
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static int vlclua_md5_create( lua_State *L )
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{
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if( lua_gettop( L ) )
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{
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/* If optional first argument is given, and it's a string, just
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* return the string's hash */
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const char *psz_str = luaL_checkstring( L, 1 );
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struct md5_s md5;
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InitMD5( &md5 );
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AddMD5( &md5, psz_str, strlen( psz_str ) );
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EndMD5( &md5 );
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char *psz_hash = psz_md5_hash( &md5 );
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lua_pushstring( L, psz_hash );
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free( psz_hash );
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return 1;
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}
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struct md5_s *p_md5 = lua_newuserdata( L, sizeof( struct md5_s ) );
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InitMD5( p_md5 );
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if( luaL_newmetatable( L, "md5" ) )
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{
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lua_newtable( L );
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luaL_register( L, NULL, vlclua_md5_reg );
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lua_setfield( L, -2, "__index" );
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}
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lua_setmetatable( L, -2 );
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return 1;
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}
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static int vlclua_md5_add( lua_State *L )
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{
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struct md5_s *p_md5 = (struct md5_s *)luaL_checkudata( L, 1, "md5" );
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if( !lua_isstring( L, 2 ) )
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luaL_error( L, "2nd argument should be a string" );
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size_t i_len = 0;
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const char *psz_str = lua_tolstring( L, 2, &i_len );
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if( !psz_str )
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vlclua_error( L );
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AddMD5( p_md5, psz_str, i_len );
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return 0;
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}
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static int vlclua_md5_end( lua_State *L )
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{
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struct md5_s *p_md5 = (struct md5_s *)luaL_checkudata( L, 1, "md5" );
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EndMD5( p_md5 );
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return 0;
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}
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static int vlclua_md5_hash( lua_State *L )
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{
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struct md5_s *p_md5 = (struct md5_s *)luaL_checkudata( L, 1, "md5" );
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char *psz_hash = psz_md5_hash( p_md5 );
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lua_pushstring( L, psz_hash );
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free( psz_hash );
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return 1;
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}
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void luaopen_md5( lua_State *L )
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{
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lua_pushcfunction( L, vlclua_md5_create );
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lua_setfield( L, -2, "md5" );
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}
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@ -72,6 +72,7 @@ static lua_State * init( vlc_object_t *p_this, input_item_t * p_item, const char
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luaopen_object( L );
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luaopen_misc( L );
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luaopen_xml( L );
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luaopen_md5( L );
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luaopen_input_item( L, p_item );
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lua_pushlightuserdata( L, p_this );
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@ -110,7 +110,9 @@ int Open_LuaSD( vlc_object_t *p_this )
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luaopen_stream( L );
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luaopen_gettext( L );
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luaopen_xml( L );
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luaopen_md5( L );
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lua_pop( L, 1 );
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if( vlclua_add_modules_path( p_sd, L, p_sys->psz_filename ) )
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{
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msg_Warn( p_sd, "Error while setting the module search path for %s",
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@ -130,6 +130,14 @@ input.item(): Get the current input item. Input item methods are:
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.played_abuffers
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.lost_abuffers
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MD5
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---
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md5( str ): return the string's hash
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md5(): create an md5 object with the following methods:
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:add( str ): add a string to the hash
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:end_(): finish hashing
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:hash(): return the hash
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Messages
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--------
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msg.dbg( [str1, [str2, [...]]] ): Output debug messages (-vv).
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