dep/ACE_wrappers/ace/Codeset_Registry.cpp

   1 //=============================================================================
   2 /**
   3  *  @file   Codeset_Registry.cpp
   4  *
   5  *  $Id: Codeset_Registry.cpp 80826 2008-03-04 14:51:23Z wotte $
   6  *
   7  *  emulated codset regstry functions
   8  *
   9  *
  10  *  @author Phil Mesnier <mesnier_p@ociweb.com>
  11  */
  12 //=============================================================================
  13
  14 #include "ace/Codeset_Registry.h"
  15 #include "ace/OS_Memory.h"
  16 #include "ace/OS_NS_string.h"
  17
  18 // $Id: Codeset_Registry.cpp 80826 2008-03-04 14:51:23Z wotte $
  19
  20 #if !defined (__ACE_INLINE__)
  21 #include "ace/Codeset_Registry.inl"
  22 #endif /* __ACE_INLINE__ */
  23
  24 ACE_RCSID (ace,
  25            Codeset_Registry,
  26            "$Id: Codeset_Registry.cpp 80826 2008-03-04 14:51:23Z wotte $")
  27
  28 ACE_BEGIN_VERSIONED_NAMESPACE_DECL
  29
  30 int
  31 ACE_Codeset_Registry::locale_to_registry_i (const ACE_CString &locale,
  32                                             ACE_CDR::ULong &codeset_id,
  33                                             ACE_CDR::UShort *num_sets,
  34                                             ACE_CDR::UShort **char_sets)
  35 {
  36   registry_entry const *element = 0;
  37   for (size_t i = 0; element == 0 && i < num_registry_entries_; i++)
  38     if (ACE_OS::strcmp (registry_db_[i].loc_name_, locale.c_str ()) == 0)
  39       element = &registry_db_[i];
  40   if (element == 0)
  41     return 0;
  42   codeset_id = element->codeset_id_;
  43   if (num_sets != 0)
  44     *num_sets = element->num_sets_;
  45   if (char_sets != 0)
  46     {
  47       ACE_NEW_RETURN (*char_sets,ACE_CDR::UShort[element->num_sets_],0);
  48       ACE_OS::memcpy (*char_sets, element->char_sets_,
  49                       element->num_sets_ * sizeof (ACE_CDR::UShort));
  50     }
  51   return 1;
  52 }
  53
  54 int
  55 ACE_Codeset_Registry::registry_to_locale_i (ACE_CDR::ULong codeset_id,
  56                                             ACE_CString &locale,
  57                                             ACE_CDR::UShort *num_sets,
  58                                             ACE_CDR::UShort **char_sets)
  59 {
  60   registry_entry const *element = 0;
  61   for (size_t i = 0; element == 0 && i < num_registry_entries_; i++)
  62     if (codeset_id == registry_db_[i].codeset_id_)
  63       element = &registry_db_[i];
  64   if (element == 0)
  65     return 0;
  66   locale.set (element->loc_name_);
  67   if (num_sets != 0)
  68     *num_sets = element->num_sets_;
  69   if (char_sets != 0)
  70     {
  71       ACE_NEW_RETURN (*char_sets,ACE_CDR::UShort[element->num_sets_],0);
  72       ACE_OS::memcpy (*char_sets, element->char_sets_,
  73                       element->num_sets_ * sizeof (ACE_CDR::UShort));
  74     }
  75   return 1;
  76 }
  77
  78 int
  79 ACE_Codeset_Registry::is_compatible_i (ACE_CDR::ULong codeset_id,
  80                                        ACE_CDR::ULong other)
  81 {
  82   registry_entry const *lhs = 0;
  83   registry_entry const *rhs = 0;
  84   for (size_t i = 0; (lhs == 0 || rhs == 0) && i < num_registry_entries_; i++)
  85     {
  86       if (codeset_id == registry_db_[i].codeset_id_)
  87         lhs = &registry_db_[i];
  88       if (other == registry_db_[i].codeset_id_)
  89         rhs = &registry_db_[i];
  90     }
  91
  92   if (lhs == 0 || rhs == 0)
  93     return 0;
  94
  95   for (ACE_CDR::UShort l = 0; l < lhs->num_sets_; l++)
  96     for (ACE_CDR::UShort r = 0; r < rhs->num_sets_; r++)
  97       if (rhs->char_sets_[r] == lhs->char_sets_[l])
  98         return 1;
  99   return 0;
 100 }
 101
 102 ACE_CDR::Short
 103 ACE_Codeset_Registry::get_max_bytes_i (ACE_CDR::ULong codeset_id)
 104 {
 105   for (size_t i = 0; i < num_registry_entries_; i++)
 106     if (codeset_id == registry_db_[i].codeset_id_)
 107       return registry_db_[i].max_bytes_;
 108   return 0;
 109 }
 110
 111 ACE_END_VERSIONED_NAMESPACE_DECL