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#ifndef TTYD_UTIL_H
#define TTYD_UTIL_H
#define container_of(ptr, type, member) \
({ \
const typeof(((type *)0)->member) *__mptr = (ptr); \
(type *)((char *)__mptr - offsetof(type, member)); \
})
// malloc with NULL check
void *xmalloc(size_t size);
// realloc with NULL check
void *xrealloc(void *p, size_t size);
// Convert a string to upper case
char *uppercase(char *str);
// Check whether str ends with suffix
bool endswith(const char *str, const char *suffix);
// Get human readable signal string
int get_sig_name(int sig, char *buf, size_t len);
// Get signal code from string like SIGHUP
int get_sig(const char *sig_name);
// Set the given file descriptor close-on-exec
bool fd_set_cloexec(const int fd);
// Open uri with the default application of system
int open_uri(char *uri);
// Encode text to base64, the caller should free the returned string
char *base64_encode(const unsigned char *buffer, size_t length);
#endif // TTYD_UTIL_H
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