/***************************************************************************** * vlc_probe.h: service probing interface ***************************************************************************** * Copyright (C) 2009 RĂ©mi Denis-Courmont * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ #ifndef VLC_PROBE_H # define VLC_PROBE_H 1 # include /** * \file * This file defines functions and structures to run-time probe VLC extensions */ # ifdef __cplusplus extern "C" { # endif void *vlc_probe (vlc_object_t *, const char *, size_t *); #define vlc_probe(obj, cap, pcount) \ vlc_probe(VLC_OBJECT(obj), cap, pcount) struct vlc_probe_t { VLC_COMMON_MEMBERS void *list; size_t count; }; typedef struct vlc_probe_t vlc_probe_t; static inline int vlc_probe_add(vlc_probe_t *obj, const void *data, size_t len) { char *tab = (char *)realloc (obj->list, (obj->count + 1) * len); if (unlikely(tab == NULL)) return VLC_ENOMEM; memcpy(tab + (obj->count * len), data, len); obj->list = tab; obj->count++; return VLC_SUCCESS; } # define VLC_PROBE_CONTINUE VLC_EGENERIC # define VLC_PROBE_STOP VLC_SUCCESS # ifdef __cplusplus } # endif #endif