1 /*** 2 This file is part of PulseAudio. 3 4 Copyright 2014 Intel Corporation 5 6 PulseAudio is free software; you can redistribute it and/or modify 7 it under the terms of the GNU Lesser General Public License as published 8 by the Free Software Foundation; either version 2.1 of the License, 9 or (at your option) any later version. 10 11 PulseAudio is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public License 17 along with PulseAudio; if not, see <http://www.gnu.org/licenses/>. 18 ***/ 19 20 #include "direction.h" 21 22 #include <pulsecore/i18n.h> 23 pa_direction_valid(pa_direction_t direction)24int pa_direction_valid(pa_direction_t direction) { 25 if (direction != PA_DIRECTION_INPUT 26 && direction != PA_DIRECTION_OUTPUT 27 && direction != (PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT)) 28 return 0; 29 30 return 1; 31 } 32 pa_direction_to_string(pa_direction_t direction)33const char *pa_direction_to_string(pa_direction_t direction) { 34 pa_init_i18n(); 35 36 if (direction == PA_DIRECTION_INPUT) 37 return _("input"); 38 if (direction == PA_DIRECTION_OUTPUT) 39 return _("output"); 40 if (direction == (PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT)) 41 return _("bidirectional"); 42 43 return _("invalid"); 44 } 45