util: introduce random_ull()

[elogind.git] / src / util.h

diff --git a/src/util.h b/src/util.h
index ccb976925638bae4a0a6529eb567144b0b43dd23..0b397ac0d4deb40631d9917af032be3a8e666596 100644 (file)
--- a/src/util.h
+++ b/src/util.h
@@ -32,6 +32,11 @@
 
 typedef uint64_t usec_t;
 
+typedef struct timestamp {
+        usec_t realtime;
+        usec_t monotonic;
+} timestamp;
+
 #define MSEC_PER_SEC  1000ULL
 #define USEC_PER_SEC  1000000ULL
 #define USEC_PER_MSEC 1000ULL
@@ -49,9 +54,12 @@ typedef uint64_t usec_t;
 #define NEWLINE "\n\r"
 
 #define FORMAT_TIMESTAMP_MAX 64
+#define FORMAT_TIMESPAN_MAX 64
 
 usec_t now(clockid_t clock);
 
+timestamp* timestamp_get(timestamp *ts);
+
 usec_t timespec_load(const struct timespec *ts);
 struct timespec *timespec_store(struct timespec *ts, usec_t u);
 
@@ -131,6 +139,7 @@ int read_one_line_file(const char *fn, char **line);
 char *strappend(const char *s, const char *suffix);
 
 int readlink_malloc(const char *p, char **r);
+int readlink_and_make_absolute(const char *p, char **r);
 
 char *file_name_from_path(const char *p);
 bool is_path(const char *p);
@@ -181,11 +190,14 @@ bool ignore_file(const char *filename);
 bool chars_intersect(const char *a, const char *b);
 
 char *format_timestamp(char *buf, size_t l, usec_t t);
+char *format_timespan(char *buf, size_t l, usec_t t);
 
 int make_stdio(int fd);
 
 bool is_clean_exit(int code, int status);
 
+unsigned long long random_ull(void);
+
 #define DEFINE_STRING_TABLE_LOOKUP(name,type)                           \
         const char *name##_to_string(type i) {                          \
                 if (i < 0 || i >= (type) ELEMENTSOF(name##_table))      \
@@ -238,6 +250,8 @@ int path_is_mount_point(const char *path);
 
 bool is_device_path(const char *path);
 
+int dir_is_empty(const char *path);
+
 extern char * __progname;
 
 const char *ioprio_class_to_string(int i);