1 /*
2 * token.c : value/string-token functions
3 *
4 * ====================================================================
5 * Licensed to the Apache Software Foundation (ASF) under one
6 * or more contributor license agreements. See the NOTICE file
7 * distributed with this work for additional information
8 * regarding copyright ownership. The ASF licenses this file
9 * to you under the Apache License, Version 2.0 (the
10 * "License"); you may not use this file except in compliance
11 * with the License. You may obtain a copy of the License at
12 *
13 * http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing,
16 * software distributed under the License is distributed on an
17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18 * KIND, either express or implied. See the License for the
19 * specific language governing permissions and limitations
20 * under the License.
21 * ====================================================================
22 */
23
24 #include "svn_types.h"
25 #include "svn_error.h"
26
27 #include "private/svn_token.h"
28 #include "svn_private_config.h"
29
30
31 const char *
svn_token__to_word(const svn_token_map_t * map,int value)32 svn_token__to_word(const svn_token_map_t *map,
33 int value)
34 {
35 for (; map->str != NULL; ++map)
36 if (map->val == value)
37 return map->str;
38
39 /* Internal, numeric values should always be found. */
40 SVN_ERR_MALFUNCTION_NO_RETURN();
41 }
42
43
44 int
svn_token__from_word_strict(const svn_token_map_t * map,const char * word)45 svn_token__from_word_strict(const svn_token_map_t *map,
46 const char *word)
47 {
48 int value = svn_token__from_word(map, word);
49
50 if (value == SVN_TOKEN_UNKNOWN)
51 SVN_ERR_MALFUNCTION_NO_RETURN();
52
53 return value;
54 }
55
56
57 svn_error_t *
svn_token__from_word_err(int * value,const svn_token_map_t * map,const char * word)58 svn_token__from_word_err(int *value,
59 const svn_token_map_t *map,
60 const char *word)
61 {
62 *value = svn_token__from_word(map, word);
63
64 if (*value == SVN_TOKEN_UNKNOWN)
65 return svn_error_createf(SVN_ERR_BAD_TOKEN, NULL,
66 _("Token '%s' is unrecognized"),
67 word);
68
69 return SVN_NO_ERROR;
70 }
71
72
73 int
svn_token__from_word(const svn_token_map_t * map,const char * word)74 svn_token__from_word(const svn_token_map_t *map,
75 const char *word)
76 {
77 if (word == NULL)
78 return SVN_TOKEN_UNKNOWN;
79
80 for (; map->str != NULL; ++map)
81 if (strcmp(map->str, word) == 0)
82 return map->val;
83
84 return SVN_TOKEN_UNKNOWN;
85 }
86
87
88 int
svn_token__from_mem(const svn_token_map_t * map,const char * word,apr_size_t len)89 svn_token__from_mem(const svn_token_map_t *map,
90 const char *word,
91 apr_size_t len)
92 {
93 for (; map->str != NULL; ++map)
94 if (strncmp(map->str, word, len) == 0 && map->str[len] == '\0')
95 return map->val;
96
97 return SVN_TOKEN_UNKNOWN;
98 }
99