1 /* Table for builtin transformation mapping. 2 Copyright (C) 1997-1999, 2000-2002 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library; if not, write to the Free 18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 19 02111-1307 USA. */ 20 21 #include <endian.h> 22 #include <limits.h> 23 #include <string.h> 24 25 #include <gconv_int.h> 26 27 #include <assert.h> 28 29 30 static struct builtin_map 31 { 32 const char *name; 33 __gconv_fct fct; 34 __gconv_btowc_fct btowc_fct; 35 36 int min_needed_from; 37 int max_needed_from; 38 int min_needed_to; 39 int max_needed_to; 40 41 } map[] = 42 { 43 #define BUILTIN_TRANSFORMATION(From, To, Cost, Name, Fct, BtowcFct, \ 44 MinF, MaxF, MinT, MaxT) \ 45 { \ 46 .name = Name, \ 47 .fct = Fct, \ 48 .btowc_fct = BtowcFct, \ 49 \ 50 .min_needed_from = MinF, \ 51 .max_needed_from = MaxF, \ 52 .min_needed_to = MinT, \ 53 .max_needed_to = MaxT \ 54 }, 55 #define BUILTIN_ALIAS(From, To) 56 57 #include <gconv_builtin.h> 58 }; 59 60 61 void 62 internal_function 63 __gconv_get_builtin_trans (const char *name, struct __gconv_step *step) 64 { 65 size_t cnt; 66 67 for (cnt = 0; cnt < sizeof (map) / sizeof (map[0]); ++cnt) 68 if (strcmp (name, map[cnt].name) == 0) 69 break; 70 71 assert (cnt < sizeof (map) / sizeof (map[0])); 72 73 step->__fct = map[cnt].fct; 74 step->__btowc_fct = map[cnt].btowc_fct; 75 step->__init_fct = NULL; 76 step->__end_fct = NULL; 77 step->__shlib_handle = NULL; 78 step->__modname = NULL; 79 80 step->__min_needed_from = map[cnt].min_needed_from; 81 step->__max_needed_from = map[cnt].max_needed_from; 82 step->__min_needed_to = map[cnt].min_needed_to; 83 step->__max_needed_to = map[cnt].max_needed_to; 84 85 /* None of the builtin converters handles stateful encoding. */ 86 step->__stateful = 0; 87 } 88