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LibreOffice
core
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3e51dc6f
Kaydet (Commit)
3e51dc6f
authored
Agu 05, 2013
tarafından
Minh Ngo
Kaydeden (comit)
Michael Meeks
Agu 21, 2013
Dosyalara gözat
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Eposta Yamaları
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libvlc API symbol loader routines
Change-Id: I6800c7a75dbcdec53119f5f4da341aeb33c9d574
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SymbolLoader.hxx
avmedia/source/vlc/wrapper/SymbolLoader.hxx
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avmedia/source/vlc/wrapper/SymbolLoader.hxx
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3e51dc6f
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _SYMBOL_LOADER_HXX
#define _SYMBOL_LOADER_HXX
#include <iostream>
#include <osl/module.h>
#include <rtl/ustring.hxx>
#define SYM_MAP(a) { #a, (SymbolFunc *)&a }
typedef
void
(
*
SymbolFunc
)
(
void
);
struct
ApiMap
{
const
char
*
symName
;
SymbolFunc
*
refValue
;
};
namespace
{
const
char
*
libNames
[]
=
{
"libvlc.so.5"
,
"libvlccore.so.5"
};
template
<
size_t
N
>
static
bool
tryLink
(
oslModule
&
aModule
,
const
char
*
pName
,
const
ApiMap
(
&
pMap
)[
N
]
)
{
for
(
uint
i
=
0
;
i
<
N
;
++
i
)
{
SymbolFunc
aMethod
=
(
SymbolFunc
)
osl_getFunctionSymbol
(
aModule
,
OUString
::
createFromAscii
(
pMap
[
i
].
symName
).
pData
);
if
(
!
aMethod
)
return
false
;
*
pMap
[
i
].
refValue
=
aMethod
;
}
return
true
;
}
}
template
<
size_t
N
>
bool
InitApiMap
(
const
ApiMap
(
&
pMap
)[
N
]
)
{
oslModule
aModule
;
for
(
uint
j
=
0
;
j
<
sizeof
(
libNames
)
/
sizeof
(
libNames
[
0
]);
++
j
)
{
aModule
=
osl_loadModule
(
OUString
::
createFromAscii
(
libNames
[
j
]
).
pData
,
SAL_LOADMODULE_DEFAULT
);
if
(
aModule
==
NULL
)
continue
;
tryLink
(
aModule
,
libNames
[
j
],
pMap
);
osl_unloadModule
(
aModule
);
}
return
false
;
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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