1/***************************************************************************
2 * _ _ ____ _
3 * Project ___| | | | _ | |
4 * / __| | | | |_) | |
5 * | (__| |_| | _ <| |___
6 * ___|___/|_| ______|
7 *
8 * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22
23#include "curl_setup.h"
24#include "strcase.h"
25#include "easyoptions.h"
26
27#ifndef CURL_DISABLE_GETOPTIONS
28
29/* Lookups easy options at runtime */
30static struct curl_easyoption *lookup(const char *name, CURLoption id)
31{
32 DEBUGASSERT(name || id);
33 DEBUGASSERT(!Curl_easyopts_check());
34 if(name || id) {
35 struct curl_easyoption *o = &Curl_easyopts[0];
36 do {
37 if(name) {
38 if(strcasecompare(o->name, name))
39 return o;
40 }
41 else {
42 if((o->id == id) && !(o->flags & CURLOT_FLAG_ALIAS))
43 /* don't match alias options */
44 return o;
45 }
46 o++;
47 } while(o->name);
48 }
49 return NULL;
50}
51
52const struct curl_easyoption *curl_easy_option_by_name(const char *name)
53{
54 /* when name is used, the id argument is ignored */
55 return lookup(name, CURLOPT_LASTENTRY);
56}
57
58const struct curl_easyoption *curl_easy_option_by_id(CURLoption id)
59{
60 return lookup(NULL, id);
61}
62
63/* Iterates over available options */
64const struct curl_easyoption *
65curl_easy_option_next(const struct curl_easyoption *prev)
66{
67 if(prev && prev->name) {
68 prev++;
69 if(prev->name)
70 return prev;
71 }
72 else if(!prev)
73 return &Curl_easyopts[0];
74 return NULL;
75}
76
77#else
78const struct curl_easyoption *curl_easy_option_by_name(const char *name)
79{
80 (void)name;
81 return NULL;
82}
83
84const struct curl_easyoption *curl_easy_option_by_id (CURLoption id)
85{
86 (void)id;
87 return NULL;
88}
89
90const struct curl_easyoption *
91curl_easy_option_next(const struct curl_easyoption *prev)
92{
93 (void)prev;
94 return NULL;
95}
96#endif
97