Mercurial > trustbridge

annotate common/strhelp.c @ 670:175370634226

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Move getProcessOwner to util and use it to skip the current user in locate other hives
author Andre Heinecke <andre.heinecke@intevation.de>
date Fri, 27 Jun 2014 10:27:08 +0200
parents 17e1c8f37d72
children 698b6a9bd75e
rev   line source
404
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
2 * Software engineering by Intevation GmbH
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
3 *
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
4 * This file is Free Software under the GNU GPL (v>=2)
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
5 * and comes with ABSOLUTELY NO WARRANTY!
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
6 * See LICENSE.txt for details.
17e1c8f37d72 Add License
Andre Heinecke <aheinecke@intevation.de>
parents: 319
diff changeset
7 */
319
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
8 /* Needed to get asprintf */
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
9 #define _GNU_SOURCE 1
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
10
134
5f830969e4a1 Added missing include.
Sascha Wilde <wilde@intevation.de>
parents: 133
diff changeset
11 #include <ctype.h>
319
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
12 #include <stdarg.h>
131
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
13 #include <stdbool.h>
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
14 #include <stdio.h>
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
15 #include <stdlib.h>
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
16 #include <string.h>
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
17 #include <assert.h>
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
18
160
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
19 #include <polarssl/base64.h>
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
20
251
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
21 #ifdef WIN32
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
22 #include <windows.h>
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
23 #endif
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
24
143
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
25 /* Remarks regarding the "Flawfinder: ignore" comments in this file:
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
26 *
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
27 * - strlen:
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
28 *
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
29 * It's true that strlen might crash if input is not null
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
30 * terminated. But by design there is not safe way to get the
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
31 * length of an string in C, and defining an additional length
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
32 * parameter for string parameter will only transfere the problem to
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
33 * the caller.
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
34 */
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
35
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
36 static void
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
37 out_of_core(void)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
38 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
39 fputs("\nfatal: out of memory\n", stderr);
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
40 exit(2);
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
41 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
42 void *
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
43 xmalloc( size_t n )
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
44 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
45 void *p = malloc( n );
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
46 if( !p )
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
47 out_of_core();
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
48 return p;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
49 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
50
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
51 void *
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
52 xrealloc( void *a, size_t n )
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
53 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
54 void *p = realloc( a, n );
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
55 if( !p )
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
56 out_of_core();
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
57 return p;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
58 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
60 char *
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
61 xstrndup( const char *string, const size_t len )
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
62 {
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
63 char *p = xmalloc( len + 1 );
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
64 memcpy( p, string, len );
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
65 p[len] = '\0';
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
66 return p;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
67 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
68
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
69 unsigned int
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
70 strv_length (char **str_array)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
71 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
72 unsigned int i = 0;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
73
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
74 if (!str_array)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
75 return 0;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
76
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
77 while (str_array[i])
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
78 ++i;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
79
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
80 return i;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
81 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
82
116
c602d8cfa619 Refactoring: unified naming of string vector functions.
Sascha Wilde <wilde@intevation.de>
parents: 91
diff changeset
83 void strv_append (char ***pArray, const char *string, const size_t len)
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
84 {
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
85 unsigned int old_len = 0;
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
86
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
87 if (!*pArray) {
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
88 *pArray = xmalloc(2 * sizeof(char*));
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
89 (*pArray)[0] = xstrndup(string, len);
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
90 (*pArray)[1] = NULL;
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
91 return;
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
92 }
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
93 old_len = strv_length(*pArray);
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
94 *pArray = xrealloc(*pArray, sizeof(char**) * (old_len + 2));
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
95
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
96 (*pArray)[old_len] = xstrndup(string, len);
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
97 (*pArray)[old_len + 1] = NULL;
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
98 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
99
91
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
100 void
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
101 str_append_str(char **pDst, size_t *dst_len, const char *appendage, const size_t len)
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
102 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
103 if (!appendage)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
104 return;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
105
91
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
106 if (!(*pDst)) {
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
107 *pDst = xstrndup(appendage, len);
91
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
108 *dst_len = len;
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
109 } else {
91
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
110 size_t new_size = (*dst_len) + len + 1;
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
111 char *p_old = *pDst;
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
112 *pDst = xmalloc(new_size);
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
113 strncpy(*pDst, p_old, *dst_len);
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
114 strncpy(*pDst + *dst_len, appendage, len);
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
115 *dst_len = new_size - 1;
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
116 (*pDst)[*dst_len] = '\0';
80ab2168760f Also add output size handling to str_append_str
Andre Heinecke <aheinecke@intevation.de>
parents: 63
diff changeset
117 free (p_old);
60
6acb1dae6185 Use strn functions and improve error handling.
Andre Heinecke <aheinecke@intevation.de>
parents: 59
diff changeset
118 }
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
119 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
120
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
121 void
116
c602d8cfa619 Refactoring: unified naming of string vector functions.
Sascha Wilde <wilde@intevation.de>
parents: 91
diff changeset
122 strv_free (char **str_array)
59
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
123 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
124 if (str_array)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
125 {
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
126 int i;
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
127
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
128 for (i = 0; str_array[i] != NULL; i++)
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
129 free (str_array[i]);
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
130
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
131 free (str_array);
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
132 }
3f6378647371 Start work on cinst. Strhelp new helpers to work with C String
Andre Heinecke <aheinecke@intevation.de>
parents:
diff changeset
133 }
131
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
134
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
135 bool
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
136 str_equal (char *s1, char *s2)
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
137 {
143
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
138 size_t l1 = strlen(s1); /* Flawfinder: ignore */
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
139 size_t l2 = strlen(s2); /* Flawfinder: ignore */
131
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
140 if ((l1 == l2) &&
136
5fa4791d6d0e Replaced unnecessary strncmp with strcmp.
Sascha Wilde <wilde@intevation.de>
parents: 135
diff changeset
141 (strcmp(s1, s2) == 0))
131
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
142 return true;
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
143 else
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
144 return false;
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
145 }
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
146
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
147 bool
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
148 str_starts_with (char *s1, char *s2)
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
149 {
143
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
150 size_t l2 = strlen(s2); /* Flawfinder: ignore */
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
151 if (strncmp(s1, s2, l2) == 0)
131
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
152 return true;
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
153 else
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
154 return false;
9104b1b2e4da Added string comparison functions.
Sascha Wilde <wilde@intevation.de>
parents: 116
diff changeset
155 }
133
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
156
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
157 void
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
158 str_trim (char **s)
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
159 {
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
160 size_t i;
135
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
161 if (*s != NULL)
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
162 {
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
163 while (isspace(**s))
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
164 (*s)++;
143
b026e6d2a161 Make flawfinder (a bit more) happy.
Sascha Wilde <wilde@intevation.de>
parents: 136
diff changeset
165 i = strlen(*s); /* Flawfinder: ignore */
135
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
166 while (isspace((*s)[--i]))
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
167 (*s)[i] = '\0';
3fb6ddd6b70d str_trim: do nothing if *s is NULL.
Sascha Wilde <wilde@intevation.de>
parents: 134
diff changeset
168 }
133
c719d3fdbc15 Added functrion to trim white space from string.
Sascha Wilde <wilde@intevation.de>
parents: 131
diff changeset
169 }
160
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
170
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
171 int str_base64_decode(char **dst, size_t *dst_size, char *src,
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
172 size_t src_size)
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
173 {
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
174 int ret = -1;
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
175
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
176 if (!dst || *dst) {
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
177 return -1;
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
178 }
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
179
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
180 /* Check the needed size for the buffer */
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
181 ret = base64_decode(NULL, dst_size,
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
182 (unsigned char *)src, src_size);
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
183
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
184 if (ret != 0 && ret != POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL) {
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
185 return ret;
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
186 }
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
187
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
188 *dst = xmalloc(*dst_size);
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
189 memset (*dst, 0, *dst_size);
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
190
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
191 ret = base64_decode((unsigned char *)*dst, dst_size,
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
192 (unsigned char *)src, src_size);
183
4def8b263dd3 Fix str_base64_decode
Andre Heinecke <aheinecke@intevation.de>
parents: 160
diff changeset
193 if (ret) {
160
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
194 free (*dst);
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
195 *dst = NULL;
183
4def8b263dd3 Fix str_base64_decode
Andre Heinecke <aheinecke@intevation.de>
parents: 160
diff changeset
196 *dst_size = 0;
160
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
197 }
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
198 return ret;
bf4bfd8843bd Add memory allocating base64 decode function
Andre Heinecke <aheinecke@intevation.de>
parents: 143
diff changeset
199 }
251
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
200
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
201 void
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
202 xfree (void *p)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
203 {
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
204 if (p)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
205 free (p);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
206 }
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
207
319
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
208 int
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
209 xasprintf (char **strp, const char *fmt, ...)
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
210 {
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
211 int ret;
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
212 va_list ap;
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
213 va_start(ap, fmt);
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
214 ret = vasprintf(strp, fmt, ap);
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
215 va_end(ap);
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
216
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
217 if (ret == -1)
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
218 out_of_core();
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
219
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
220 return ret;
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
221 }
4077eff1dd39 Added terminateing version of asprintf.
Sascha Wilde <wilde@intevation.de>
parents: 288
diff changeset
222
251
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
223 #ifdef WIN32
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
224 /* Adapted from GPGOL rev. e512053 */
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
225 char *
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
226 wchar_to_utf8 (const wchar_t *string, size_t len)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
227 {
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
228 int n, ilen;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
229 char *result;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
230
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
231 ilen = (int) len;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
232 if (ilen < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
233 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
234
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
235 /* Note, that CP_UTF8 is not defined in Windows versions earlier
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
236 than NT.*/
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
237 n = WideCharToMultiByte (CP_UTF8, 0, string, ilen, NULL, 0, NULL, NULL);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
238 if (n < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
239 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
240
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
241 result = xmalloc ((size_t)n+1);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
242 n = WideCharToMultiByte (CP_UTF8, 0, string, ilen, result, n, NULL, NULL);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
243 if (n < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
244 {
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
245 xfree (result);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
246 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
247 }
288
c4a989a0d6cf Ensure that the utf8 string is always 0 terminated.
Andre Heinecke <aheinecke@intevation.de>
parents: 251
diff changeset
248 result[n] = 0;
251
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
249 return result;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
250 }
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
251
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
252 /* Adapted from GPGOL rev. e512053 */
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
253 wchar_t *
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
254 utf8_to_wchar (const char *string, size_t len)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
255 {
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
256 int n, ilen;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
257 wchar_t *result;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
258
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
259 ilen = (int) len;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
260 if (ilen < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
261 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
262
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
263 n = MultiByteToWideChar (CP_UTF8, 0, string, ilen, NULL, 0);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
264 if (n < 0 || n + 1 < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
265 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
266
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
267 result = xmalloc ((size_t)(n+1) * sizeof *result);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
268 n = MultiByteToWideChar (CP_UTF8, 0, string, ilen, result, n);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
269 if (n < 0)
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
270 {
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
271 xfree (result);
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
272 return NULL;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
273 }
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
274 result[n] = 0;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
275 return result;
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
276 }
c596568fa45b Add utf16 conversion functions for Windows.
Andre Heinecke <aheinecke@intevation.de>
parents: 183
diff changeset
277 #endif
http://wald.intevation.org/projects/trustbridge/