| 1 | /* GStreamer |
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| 2 | * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> |
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| 3 | * |
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| 4 | * This library is free software; you can redistribute it and/or |
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| 5 | * modify it under the terms of the GNU Library General Public |
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| 6 | * License as published by the Free Software Foundation; either |
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| 7 | * version 2 of the License, or (at your option) any later version. |
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| 8 | * |
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| 9 | * This library is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | * Library General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU Library General Public |
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| 15 | * License along with this library; if not, write to the |
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| 16 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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| 17 | * Boston, MA 02111-1307, USA. |
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| 18 | */ |
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| 19 | |
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| 20 | #ifndef __GST_ATOMIC_H__ |
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| 21 | #define __GST_ATOMIC_H__ |
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| 22 | |
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| 23 | #include <glib.h> |
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| 24 | |
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| 25 | G_BEGIN_DECLS |
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| 26 | |
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| 27 | typedef volatile gint gst_vgint; /* gtk-doc volatile workaround */ |
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| 28 | |
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| 29 | typedef struct _GstAtomicInt GstAtomicInt; |
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| 30 | |
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| 31 | struct _GstAtomicInt { |
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| 32 | gst_vgint counter; |
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| 33 | GMutex *lock; /* for C fallback */ |
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| 34 | }; |
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| 35 | |
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| 36 | |
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| 37 | void gst_atomic_int_init (GstAtomicInt *aint, gint val); |
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| 38 | void gst_atomic_int_destroy (GstAtomicInt *aint); |
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| 39 | void gst_atomic_int_set (GstAtomicInt *aint, gint val); |
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| 40 | gint gst_atomic_int_read (GstAtomicInt *aint); |
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| 41 | void gst_atomic_int_add (GstAtomicInt *aint, gint val); |
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| 42 | void gst_atomic_int_inc (GstAtomicInt *aint); |
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| 43 | gboolean gst_atomic_int_dec_and_test (GstAtomicInt *aint); |
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| 44 | |
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| 45 | |
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| 46 | G_END_DECLS |
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| 47 | |
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| 48 | #endif /* __GST_ATOMIC_H__ */ |
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