1 /*
2 * Copyright (c) 2016 Daichi GOTO
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "ttt.h"
29
30 int
ssvstr2str_len(char * ssvstr)31 ssvstr2str_len(char *ssvstr)
32 {
33 char *p = ssvstr;
34 int i;
35
36 if (NULL == ssvstr)
37 return 0;
38 if ('@' == *p && '\0' == *(p + 1))
39 return 0;
40 if ('\\' == *p && '@' == *(p + 1) &&
41 '\0' == *(p + 2))
42 return 1;
43
44 i = 0;
45 while (1) {
46 switch (*p) {
47 case '\\':
48 switch (*(p + 1)) {
49 case '@':
50 case '_':
51 ++p;
52 break;
53 }
54 break;
55 case '\0':
56 goto finish;
57 }
58 ++i;
59 ++p;
60 }
61 finish:
62
63 return i;
64 }
65