pipewire/src/pipewire/utils.h

97 lines
2.5 KiB
C

/* PipeWire
*
* Copyright © 2018 Wim Taymans
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef PIPEWIRE_UTILS_H
#define PIPEWIRE_UTILS_H
#ifdef __cplusplus
extern "C" {
#endif
#include <string.h>
#include <sys/un.h>
#ifndef _POSIX_C_SOURCE
# include <sys/mount.h>
#endif
#include <spa/utils/defs.h>
#include <spa/pod/pod.h>
/** \defgroup pw_utils PipeWire Utility Functions
*
* Various utility functions
*/
/**
* \addtogroup pw_utils
* \{
*/
/** a function to destroy an item */
typedef void (*pw_destroy_t) (void *object);
const char *
pw_split_walk(const char *str, const char *delimiter, size_t *len, const char **state);
char **
pw_split_strv(const char *str, const char *delimiter, int max_tokens, int *n_tokens);
void
pw_free_strv(char **str);
char *
pw_strip(char *str, const char *whitespace);
#if !defined(strndupa)
# define strndupa(s, n) \
({ \
const char *__old = (s); \
size_t __len = strnlen(__old, (n)); \
char *__new = (char *) __builtin_alloca(__len + 1); \
memcpy(__new, __old, __len); \
__new[__len] = '\0'; \
__new; \
})
#endif
#if !defined(strdupa)
# define strdupa(s) \
({ \
const char *__old = (s); \
size_t __len = strlen(__old) + 1; \
char *__new = (char *) alloca(__len); \
(char *) memcpy(__new, __old, __len); \
})
#endif
/**
* \}
*/
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* PIPEWIRE_UTILS_H */