PipeWire: utils.h Source File

PipeWire 0.3.37

pipewire/src/pipewire/utils.h
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1/* PipeWire
2 *
3 * Copyright © 2018 Wim Taymans
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#ifndef PIPEWIRE_UTILS_H
26#define PIPEWIRE_UTILS_H
27
28#ifdef __cplusplus
29extern "C" {
30#endif
31
32#include <string.h>
33#include <sys/un.h>
34#ifndef _POSIX_C_SOURCE
35# include <sys/mount.h>
36#endif
37
38#include <spa/utils/defs.h>
39#include <spa/pod/pod.h>
40
52 typedef void (*pw_destroy_t) (void *object);
53
54const char *
55 pw_split_walk(const char *str, const char *delimiter, size_t *len, const char **state);
56
57char **
58 pw_split_strv(const char *str, const char *delimiter, int max_tokens, int *n_tokens);
59
60void
61 pw_free_strv(char **str);
62
63char *
64 pw_strip(char *str, const char *whitespace);
65
66#if !defined(strndupa)
67# define strndupa(s, n) \
68 ({ \
69 const char *__old = (s); \
70 size_t __len = strnlen(__old, (n)); \
71 char *__new = (char *) __builtin_alloca(__len + 1); \
72 memcpy(__new, __old, __len); \
73 __new[__len] = '\0'; \
74 __new; \
75 })
76#endif
77
78#if !defined(strdupa)
79# define strdupa(s) \
80 ({ \
81 const char *__old = (s); \
82 size_t __len = strlen(__old) + 1; \
83 char *__new = (char *) alloca(__len); \
84 (char *) memcpy(__new, __old, __len); \
85 })
86#endif
87
92#ifdef __cplusplus
93} /* extern "C" */
94#endif
95
96#endif /* PIPEWIRE_UTILS_H */
defs.h
pw_destroy_t
void(* pw_destroy_t)(void *object)
a function to destroy an item
Definition: pipewire/src/pipewire/utils.h:52
pw_free_strv
void pw_free_strv(char **str)
Free a NULL terminated array of strings.
Definition: utils.c:98
pw_split_walk
const char * pw_split_walk(const char *str, const char *delimiter, size_t *len, const char **state)
Split a string based on delimiters.
Definition: utils.c:43
pw_strip
char * pw_strip(char *str, const char *whitespace)
Strip all whitespace before and after a string.
Definition: utils.c:119
pw_split_strv
char ** pw_split_strv(const char *str, const char *delimiter, int max_tokens, int *n_tokens)
Split a string based on delimiters.
Definition: utils.c:66
pod.h
string.h