Commit 89717011 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
Browse files

gcrypt: use vlc_global_mutex

This saves a few mutexes, but it does not really solve gcrypt
reentrancy. gcry_control() should only be called once for all per copy
of gcrypt in the memory. This is hard to conciliate with dlopen().
parent 2a5fa328
* vlc_gcrypt.h: VLC thread support for gcrypt
* Copyright (C) 2004-2008 Rémi Denis-Courmont
* Copyright (C) 2004-2010 Rémi Denis-Courmont
* 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
......@@ -90,14 +90,13 @@ static inline void vlc_gcrypt_init (void)
* plugins linking with gcrypt, and some underlying libraries may use it
* behind our back. Only way is to always link gcrypt statically (ouch!) or
* have upstream gcrypt provide one shared object per threading system. */
static vlc_mutex_t lock = VLC_STATIC_MUTEX;
static bool done = false;
vlc_mutex_lock (&lock);
vlc_global_lock (VLC_GCRYPT_MUTEX);
if (!done)
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_vlc);
done = true;
vlc_mutex_unlock (&lock);
vlc_global_unlock (VLC_GCRYPT_MUTEX);
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