libexplain  1.4.D001
libexplain/buffer/ifreq_data/hwtstamp_config.c
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00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2010, 2011, 2013 Peter Miller
00004  *
00005  * This program is free software; you can redistribute it and/or modify it
00006  * under the terms of the GNU Lesser General Public License as published by
00007  * the Free Software Foundation; either version 3 of the License, or (at your
00008  * option) any later version.
00009  *
00010  * This program is distributed in the hope that it will be useful, but WITHOUT
00011  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
00013  * 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/net_tstamp.h>
00020 #include <libexplain/ac/net/if.h>
00021 
00022 #include <libexplain/buffer/ifreq_data/hwtstamp_config.h>
00023 #include <libexplain/buffer/pointer.h>
00024 #include <libexplain/parse_bits.h>
00025 #include <libexplain/is_efault.h>
00026 
00027 
00028 void
00029 explain_buffer_ifreq_data_hwtstamp_config(explain_string_buffer_t *sb,
00030     const struct ifreq *data)
00031 {
00032     if (explain_is_efault_pointer(data, sizeof(*data)))
00033     {
00034         explain_buffer_pointer(sb, data);
00035         return;
00036     }
00037 
00038     explain_string_buffer_puts(sb, "{ ifr_data = ");
00039     explain_buffer_hwtstamp_config
00040     (
00041         sb,
00042         (const struct hwtstamp_config *)data->ifr_data
00043     );
00044     explain_string_buffer_puts(sb, " }");
00045 }
00046 
00047 #ifdef HAVE_LINUX_NET_TSTAMP_H
00048 
00049 static void
00050 explain_buffer_hwtstamp_config_flags(explain_string_buffer_t *sb, int value)
00051 {
00052     static const explain_parse_bits_table_t table[] =
00053     {
00054         { "SOF_TIMESTAMPING_TX_HARDWARE", SOF_TIMESTAMPING_TX_HARDWARE },
00055         { "SOF_TIMESTAMPING_TX_SOFTWARE", SOF_TIMESTAMPING_TX_SOFTWARE },
00056         { "SOF_TIMESTAMPING_RX_HARDWARE", SOF_TIMESTAMPING_RX_HARDWARE },
00057         { "SOF_TIMESTAMPING_RX_SOFTWARE", SOF_TIMESTAMPING_RX_SOFTWARE },
00058         { "SOF_TIMESTAMPING_SOFTWARE", SOF_TIMESTAMPING_SOFTWARE },
00059         { "SOF_TIMESTAMPING_SYS_HARDWARE", SOF_TIMESTAMPING_SYS_HARDWARE },
00060         { "SOF_TIMESTAMPING_RAW_HARDWARE", SOF_TIMESTAMPING_RAW_HARDWARE },
00061     };
00062 
00063     explain_parse_bits_print(sb, value, table, SIZEOF(table));
00064 }
00065 
00066 
00067 static void
00068 explain_buffer_hwtstamp_config_tx_type(explain_string_buffer_t *sb, int value)
00069 {
00070     static const explain_parse_bits_table_t table[] =
00071     {
00072         { "HWTSTAMP_TX_OFF", HWTSTAMP_TX_OFF },
00073         { "HWTSTAMP_TX_ON", HWTSTAMP_TX_ON },
00074     };
00075 
00076     explain_parse_bits_print_single(sb, value, table, SIZEOF(table));
00077 }
00078 
00079 
00080 static void
00081 explain_buffer_hwtstamp_config_rx_filter(explain_string_buffer_t *sb, int value)
00082 {
00083     static const explain_parse_bits_table_t table[] =
00084     {
00085         { "HWTSTAMP_FILTER_NONE", HWTSTAMP_FILTER_NONE },
00086         { "HWTSTAMP_FILTER_ALL", HWTSTAMP_FILTER_ALL },
00087         { "HWTSTAMP_FILTER_SOME", HWTSTAMP_FILTER_SOME },
00088         { "HWTSTAMP_FILTER_PTP_V1_L4_EVENT", HWTSTAMP_FILTER_PTP_V1_L4_EVENT },
00089         { "HWTSTAMP_FILTER_PTP_V1_L4_SYNC", HWTSTAMP_FILTER_PTP_V1_L4_SYNC },
00090         { "HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ",
00091             HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ },
00092         { "HWTSTAMP_FILTER_PTP_V2_L4_EVENT", HWTSTAMP_FILTER_PTP_V2_L4_EVENT },
00093         { "HWTSTAMP_FILTER_PTP_V2_L4_SYNC", HWTSTAMP_FILTER_PTP_V2_L4_SYNC },
00094         { "HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ",
00095             HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ },
00096         { "HWTSTAMP_FILTER_PTP_V2_L2_EVENT", HWTSTAMP_FILTER_PTP_V2_L2_EVENT },
00097         { "HWTSTAMP_FILTER_PTP_V2_L2_SYNC", HWTSTAMP_FILTER_PTP_V2_L2_SYNC },
00098         { "HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ",
00099             HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ },
00100         { "HWTSTAMP_FILTER_PTP_V2_EVENT", HWTSTAMP_FILTER_PTP_V2_EVENT },
00101         { "HWTSTAMP_FILTER_PTP_V2_SYNC", HWTSTAMP_FILTER_PTP_V2_SYNC },
00102         { "HWTSTAMP_FILTER_PTP_V2_DELAY_REQ",
00103             HWTSTAMP_FILTER_PTP_V2_DELAY_REQ },
00104     };
00105 
00106     explain_parse_bits_print_single(sb, value, table, SIZEOF(table));
00107 }
00108 
00109 
00110 void
00111 explain_buffer_hwtstamp_config(explain_string_buffer_t *sb,
00112     const struct hwtstamp_config *data)
00113 {
00114     if (explain_is_efault_pointer(data, sizeof(*data)))
00115     {
00116         explain_buffer_pointer(sb, data);
00117         return;
00118     }
00119 
00120     explain_string_buffer_puts(sb, "{ flags = ");
00121     explain_buffer_hwtstamp_config_flags(sb, data->flags);
00122     explain_string_buffer_puts(sb, ", tx_type = ");
00123     explain_buffer_hwtstamp_config_tx_type(sb, data->tx_type);
00124     explain_string_buffer_puts(sb, ", rx_filter = ");
00125     explain_buffer_hwtstamp_config_rx_filter(sb, data->rx_filter);
00126     explain_string_buffer_puts(sb, " }");
00127 }
00128 
00129 #else
00130 
00131 void
00132 explain_buffer_hwtstamp_config(explain_string_buffer_t *sb,
00133     const struct hwtstamp_config *data)
00134 {
00135     explain_buffer_pointer(sb, data);
00136 }
00137 
00138 #endif
00139 
00140 
00141 /* vim: set ts=8 sw=4 et : */