libexplain: libexplain/buffer/v4l2_sliced_vbi

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00001 /*
00002  * libexplain - a library of system-call-specific strerror replacements
00003  * Copyright (C) 2011, 2013 Peter Miller
00004  *
00005  * This program is free software; you can redistribute it and/or modify
00006  * it under the terms of the GNU Lesser General Public License as
00007  * published by the Free Software Foundation; either version 3 of the
00008  * License, or (at your option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Lesser General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Lesser General Public License
00016  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00017  */
00018 
00019 #include <libexplain/ac/linux/videodev2.h>
00020 
00021 #include <libexplain/buffer/int32_t.h>
00022 #include <libexplain/buffer/v4l2_sliced_vbi_format.h>
00023 #include <libexplain/buffer/v4l2_sliced_vbi_service_set.h>
00024 #include <libexplain/buffer/pointer.h>
00025 #include <libexplain/is_efault.h>
00026 #include <libexplain/sizeof.h>
00027 
00028 
00029 #ifdef HAVE_LINUX_VIDEODEV2_H
00030 
00031 void
00032 explain_buffer_v4l2_sliced_vbi_format(explain_string_buffer_t *sb,
00033     const struct v4l2_sliced_vbi_format *data)
00034 {
00035     if (explain_is_efault_pointer(data, sizeof(*data)))
00036     {
00037         explain_buffer_pointer(sb, data);
00038         return;
00039     }
00040 
00041     explain_string_buffer_puts(sb, "{ service_set = ");
00042     explain_buffer_v4l2_sliced_vbi_service_set(sb, data->service_set);
00043     explain_string_buffer_puts(sb, ", service_lines = ");
00044     explain_buffer_v4l2_sliced_vbi_service_set_array2(sb,
00045         &data->service_lines[0][0], SIZEOF(data->service_lines),
00046         SIZEOF(data->service_lines[0]));
00047     explain_string_buffer_puts(sb, ", io_size = ");
00048     explain_buffer_uint32_t(sb, data->io_size);
00049     if (!explain_uint32_array_all_zero(data->reserved, SIZEOF(data->reserved)))
00050     {
00051         explain_string_buffer_puts(sb, ", reserved = ");
00052         explain_buffer_uint32_array(sb, data->reserved, SIZEOF(data->reserved));
00053     }
00054     explain_string_buffer_puts(sb, " }");
00055 }
00056 
00057 #endif
00058 
00059 /* vim: set ts=8 sw=4 et : */