src/libimcv/imv/imv_reason_string.c

   1 /*
   2  * Copyright (C) 2012 Andreas Steffen
   3  * HSR Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  */
  15
  16 #include "imv_reason_string.h"
  17
  18 #include <utils/debug.h>
  19
  20 typedef struct private_imv_reason_string_t private_imv_reason_string_t;
  21
  22 /**
  23  * Private data of an imv_reason_string_t object.
  24  */
  25 struct private_imv_reason_string_t {
  26
  27         /**
  28          * Public members of imv_reason_string_t
  29          */
  30         imv_reason_string_t public;
  31
  32         /**
  33          * Preferred language
  34          */
  35         char *lang;
  36
  37         /**
  38          * Separator concatenating multiple reasons
  39          */
  40         char *separator;
  41
  42         /**
  43          * Contains the concatenated reasons
  44          */
  45         chunk_t reasons;
  46
  47 };
  48
  49 METHOD(imv_reason_string_t, add_reason, void,
  50         private_imv_reason_string_t *this, imv_lang_string_t reason[])
  51 {
  52         char *s_reason;
  53
  54         s_reason = imv_lang_string_select_string(reason, this->lang);
  55
  56         if (this->reasons.len)
  57         {
  58                 /* append any further reasons */
  59                 this->reasons = chunk_cat("mcc", this->reasons,
  60                                                                   chunk_from_str(this->separator),
  61                                                                   chunk_create(s_reason, strlen(s_reason)));
  62         }
  63         else
  64         {
  65                 /* add the first reason */
  66                 this->reasons = chunk_clone(chunk_create(s_reason, strlen(s_reason)));
  67         }
  68 }
  69
  70 METHOD(imv_reason_string_t, get_encoding, chunk_t,
  71         private_imv_reason_string_t *this)
  72 {
  73         return this->reasons;
  74 }
  75
  76 METHOD(imv_reason_string_t, destroy, void,
  77         private_imv_reason_string_t *this)
  78 {
  79         free(this->reasons.ptr);
  80         free(this);
  81 }
  82
  83 /**
  84  * Described in header.
  85  */
  86 imv_reason_string_t *imv_reason_string_create(char *lang, char *separator)
  87 {
  88         private_imv_reason_string_t *this;
  89
  90         INIT(this,
  91                 .public = {
  92                         .add_reason = _add_reason,
  93                         .get_encoding = _get_encoding,
  94                         .destroy = _destroy,
  95                 },
  96                 .lang = lang,
  97                 .separator = separator,
  98         );
  99
 100         return &this->public;
 101 }
 102