libexplain: libexplain/buffer/termio

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00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2009, 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/termios.h>
00020 
00021 #include <libexplain/buffer/termio_cc.h>
00022 #include <libexplain/parse_bits.h>
00023 #include <libexplain/sizeof.h>
00024 
00025 
00026 static void
00027 char_name(explain_string_buffer_t *sb, int value)
00028 {
00029     static const explain_parse_bits_table_t table[] =
00030     {
00031         { "VINTR", VINTR },
00032         { "VQUIT", VQUIT },
00033         { "VERASE", VERASE },
00034         { "VKILL", VKILL },
00035         { "VEOF", VEOF },
00036 #ifdef VTIME
00037         { "VTIME", VTIME },
00038 #endif
00039 #ifdef VMIN
00040         { "VMIN", VMIN },
00041 #endif
00042 #ifdef VSWTC
00043         { "VSWTC", VSWTC },
00044 #endif
00045 #ifdef VSTART
00046         { "VSTART", VSTART },
00047 #endif
00048 #ifdef VSTOP
00049         { "VSTOP", VSTOP },
00050 #endif
00051 #ifdef VSUSP
00052         { "VSUSP", VSUSP },
00053 #endif
00054 #ifdef VEOL
00055         { "VEOL", VEOL },
00056 #endif
00057 #ifdef VREPRINT
00058         { "VREPRINT", VREPRINT },
00059 #endif
00060 #ifdef VDISCARD
00061         { "VDISCARD", VDISCARD },
00062 #endif
00063 #ifdef VWERASE
00064         { "VWERASE", VWERASE },
00065 #endif
00066 #ifdef VLNEXT
00067         { "VLNEXT", VLNEXT },
00068 #endif
00069 #ifdef VEOL2
00070         { "VEOL2", VEOL2 },
00071 #endif
00072     };
00073 
00074     explain_parse_bits_print_single(sb, value, table, SIZEOF(table));
00075 }
00076 
00077 
00078 void
00079 explain_buffer_termio_cc(explain_string_buffer_t *sb, const unsigned char *data,
00080     size_t data_size)
00081 {
00082     int             first;
00083     size_t          j;
00084 
00085     explain_string_buffer_putc(sb, '{');
00086     first = 1;
00087     for (j = 0; j < data_size; ++j)
00088     {
00089         unsigned char   c;
00090 
00091         c = data[j];
00092         if (c)
00093         {
00094             if (!first)
00095                 explain_string_buffer_puts(sb, ", ");
00096             char_name(sb, j);
00097             explain_string_buffer_puts(sb, " = ");
00098             explain_string_buffer_putc_quoted(sb, c);
00099             first = 0;
00100         }
00101     }
00102     explain_string_buffer_putc(sb, '}');
00103 }
00104 
00105 
00106 /* vim: set ts=8 sw=4 et : */