PipeWire  0.3.61
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
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9  * and/or sell copies of the Software, and to permit persons to whom the
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24 
25 #ifndef PIPEWIRE_UTILS_H
26 #define PIPEWIRE_UTILS_H
27 
28 #ifdef __cplusplus
29 extern "C" {
30 #endif
31 
32 #include <stdlib.h>
33 #include <string.h>
34 #include <sys/un.h>
35 #ifndef _POSIX_C_SOURCE
36 # include <sys/mount.h>
37 #endif
38 
39 #include <spa/utils/defs.h>
40 #include <spa/pod/pod.h>
41 
53 typedef void (*pw_destroy_t) (void *object);
54 
55 const char *
56 pw_split_walk(const char *str, const char *delimiter, size_t *len, const char **state);
57 
58 char **
59 pw_split_strv(const char *str, const char *delimiter, int max_tokens, int *n_tokens);
60 
61 void
62 pw_free_strv(char **str);
63 
64 char *
65 pw_strip(char *str, const char *whitespace);
66 
67 #if !defined(strndupa)
68 # define strndupa(s, n) \
69  ({ \
70  const char *__old = (s); \
71  size_t __len = strnlen(__old, (n)); \
72  char *__new = (char *) __builtin_alloca(__len + 1); \
73  memcpy(__new, __old, __len); \
74  __new[__len] = '\0'; \
75  __new; \
76  })
77 #endif
78 
79 #if !defined(strdupa)
80 # define strdupa(s) \
81  ({ \
82  const char *__old = (s); \
83  size_t __len = strlen(__old) + 1; \
84  char *__new = (char *) alloca(__len); \
85  (char *) memcpy(__new, __old, __len); \
86  })
87 #endif
88 
90 ssize_t pw_getrandom(void *buf, size_t buflen, unsigned int flags);
91 
92 void* pw_reallocarray(void *ptr, size_t nmemb, size_t size);
93 
98 #ifdef __cplusplus
99 } /* extern "C" */
100 #endif
101 
102 #endif /* PIPEWIRE_UTILS_H */
spa/utils/defs.h
void * pw_reallocarray(void *ptr, size_t nmemb, size_t size)
Definition: utils.c:176
void(* pw_destroy_t)(void *object)
a function to destroy an item
Definition: utils.h:57
char * pw_strip(char *str, const char *whitespace)
Strip all whitespace before and after a string.
Definition: utils.c:127
void pw_free_strv(char **str)
Free a NULL terminated array of strings.
Definition: utils.c:106
SPA_WARN_UNUSED_RESULT ssize_t pw_getrandom(void *buf, size_t buflen, unsigned int flags)
Fill a buffer with random data.
Definition: utils.c:154
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:51
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:74
#define SPA_WARN_UNUSED_RESULT
Definition: defs.h:305
spa/pod/pod.h
spa/utils/string.h