xref: /curl/lib/strparse.h (revision d5c738c6)
1 #ifndef HEADER_CURL_STRPARSE_H
2 #define HEADER_CURL_STRPARSE_H
3 /***************************************************************************
4  *                                  _   _ ____  _
5  *  Project                     ___| | | |  _ \| |
6  *                             / __| | | | |_) | |
7  *                            | (__| |_| |  _ <| |___
8  *                             \___|\___/|_| \_\_____|
9  *
10  * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
11  *
12  * This software is licensed as described in the file COPYING, which
13  * you should have received as part of this distribution. The terms
14  * are also available at https://curl.se/docs/copyright.html.
15  *
16  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17  * copies of the Software, and permit persons to whom the Software is
18  * furnished to do so, under the terms of the COPYING file.
19  *
20  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21  * KIND, either express or implied.
22  *
23  * SPDX-License-Identifier: curl
24  *
25  ***************************************************************************/
26 #include "curl_setup.h"
27 
28 #define STRE_OK       0
29 #define STRE_BIG      1
30 #define STRE_SHORT    2
31 #define STRE_BEGQUOTE 3
32 #define STRE_ENDQUOTE 4
33 #define STRE_BYTE     5
34 #define STRE_NEWLINE  6
35 #define STRE_OVERFLOW 7
36 
37 struct Curl_str {
38   char *str;
39   size_t len;
40 };
41 
42 /* Get a word until the first space
43    return non-zero on error */
44 int Curl_str_word(char **linep, struct Curl_str *out, const size_t max);
45 
46 /* Get a word until the first DELIM or end of string
47    return non-zero on error */
48 int Curl_str_until(char **linep, struct Curl_str *out, const size_t max,
49                    char delim);
50 
51 /* Get a "quoted" word. No escaping possible.
52    return non-zero on error */
53 int Curl_str_quotedword(char **linep, struct Curl_str *out, const size_t max);
54 
55 /* Advance over a single character.
56    return non-zero on error */
57 int Curl_str_single(char **linep, char byte);
58 
59 /* Advance over a single space.
60    return non-zero on error */
61 int Curl_str_singlespace(char **linep);
62 
63 /* Get an unsigned number
64    return non-zero on error */
65 int Curl_str_number(char **linep, size_t *nump, size_t max);
66 
67 /* Check for CR or LF
68    return non-zero on error */
69 int Curl_str_newline(char **linep);
70 
71 #endif /* HEADER_CURL_STRPARSE_H */
72