formats/ctf-text/types/array.c

   1 /*
   2  * Common Trace Format
   3  *
   4  * Array format access functions.
   5  *
   6  * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
   7  *
   8  * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   9  *
  10  * Permission is hereby granted, free of charge, to any person obtaining a copy
  11  * of this software and associated documentation files (the "Software"), to deal
  12  * in the Software without restriction, including without limitation the rights
  13  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  14  * copies of the Software, and to permit persons to whom the Software is
  15  * furnished to do so, subject to the following conditions:
  16  *
  17  * The above copyright notice and this permission notice shall be included in
  18  * all copies or substantial portions of the Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  23  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  25  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  26  * SOFTWARE.
  27  */
  28
  29 #include <babeltrace/ctf-text/types.h>
  30 #include <stdio.h>
  31
  32 int ctf_text_array_write(struct bt_stream_pos *ppos, struct bt_definition *definition)
  33 {
  34         struct ctf_text_stream_pos *pos = ctf_text_pos(ppos);
  35         struct definition_array *array_definition =
  36                 container_of(definition, struct definition_array, p);
  37         struct declaration_array *array_declaration =
  38                 array_definition->declaration;
  39         struct declaration *elem = array_declaration->elem;
  40         int field_nr_saved;
  41         int ret = 0;
  42
  43         if (!print_field(definition))
  44                 return 0;
  45
  46         if (!pos->dummy) {
  47                 if (pos->field_nr++ != 0)
  48                         fprintf(pos->fp, ",");
  49                 fprintf(pos->fp, " ");
  50                 if (pos->print_names)
  51                         fprintf(pos->fp, "%s = ",
  52                                 rem_(g_quark_to_string(definition->name)));
  53         }
  54
  55         if (elem->id == CTF_TYPE_INTEGER) {
  56                 struct declaration_integer *integer_declaration =
  57                         container_of(elem, struct declaration_integer, p);
  58
  59                 if (integer_declaration->encoding == CTF_STRING_UTF8
  60                       || integer_declaration->encoding == CTF_STRING_ASCII) {
  61
  62                         if (!(integer_declaration->len == CHAR_BIT
  63                             && integer_declaration->p.alignment == CHAR_BIT)) {
  64                                 pos->string = array_definition->string;
  65                                 g_string_assign(array_definition->string, "");
  66                                 ret = bt_array_rw(ppos, definition);
  67                                 pos->string = NULL;
  68                         }
  69                         fprintf(pos->fp, "\"%s\"", array_definition->string->str);
  70                         return ret;
  71                 }
  72         }
  73
  74         if (!pos->dummy) {
  75                 fprintf(pos->fp, "[");
  76                 pos->depth++;
  77         }
  78         field_nr_saved = pos->field_nr;
  79         pos->field_nr = 0;
  80         ret = bt_array_rw(ppos, definition);
  81         if (!pos->dummy) {
  82                 pos->depth--;
  83                 fprintf(pos->fp, " ]");
  84         }
  85         pos->field_nr = field_nr_saved;
  86         return ret;
  87 }