libexplain  1.4.D001
libexplain/buffer/int32_t.c
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00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2009, 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/buffer/int32_t.h>
00020 #include <libexplain/buffer/pointer.h>
00021 #include <libexplain/is_efault.h>
00022 
00023 
00024 void
00025 explain_buffer_int32_t(explain_string_buffer_t *sb, int32_t data)
00026 {
00027     explain_string_buffer_printf(sb, "%ld", (long)data);
00028 }
00029 
00030 
00031 void
00032 explain_buffer_int32_array(explain_string_buffer_t *sb, const int32_t *data,
00033     size_t data_size)
00034 {
00035     size_t          j;
00036 
00037     if (explain_is_efault_pointer(data, sizeof(*data)))
00038     {
00039         explain_buffer_pointer(sb, data);
00040         return;
00041     }
00042 
00043     explain_string_buffer_puts(sb, "{ ");
00044     for (j = 0; j < data_size; ++j)
00045     {
00046         if (j)
00047             explain_string_buffer_puts(sb, ", ");
00048         explain_buffer_int32_t(sb, data[j]);
00049     }
00050     explain_string_buffer_puts(sb, " }");
00051 }
00052 
00053 
00054 int
00055 explain_int32_array_all_zero(const int32_t *data, size_t data_size)
00056 {
00057     while (data_size > 0)
00058     {
00059         if (*data)
00060             return 0;
00061         ++data;
00062         --data_size;
00063     }
00064     return 1;
00065 }
00066 
00067 
00068 void
00069 explain_buffer_uint32_t(explain_string_buffer_t *sb, uint32_t data)
00070 {
00071     explain_string_buffer_printf(sb, "%lu", (unsigned long)data);
00072 }
00073 
00074 
00075 void
00076 explain_buffer_uint32_array(explain_string_buffer_t *sb, const uint32_t *data,
00077     size_t data_size)
00078 {
00079     size_t          j;
00080 
00081     if (explain_is_efault_pointer(data, sizeof(*data)))
00082     {
00083         explain_buffer_pointer(sb, data);
00084         return;
00085     }
00086 
00087     explain_string_buffer_puts(sb, "{ ");
00088     for (j = 0; j < data_size; ++j)
00089     {
00090         if (j)
00091             explain_string_buffer_puts(sb, ", ");
00092         explain_buffer_uint32_t(sb, data[j]);
00093     }
00094     explain_string_buffer_puts(sb, " }");
00095 }
00096 
00097 
00098 int
00099 explain_uint32_array_all_zero(const uint32_t *data, size_t data_size)
00100 {
00101     while (data_size > 0)
00102     {
00103         if (*data)
00104             return 0;
00105         ++data;
00106         --data_size;
00107     }
00108     return 1;
00109 }
00110 
00111 
00112 /* vim: set ts=8 sw=4 et : */