Introduce utils_parse_time_suffix
[lttng-tools.git] / src / common / utils.h
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1/*
2 * Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License, version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 51
15 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16 */
17
18#ifndef _COMMON_UTILS_H
19#define _COMMON_UTILS_H
20
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21#include <sys/types.h>
22#include <unistd.h>
23#include <stdint.h>
8db0dc00 24#include <getopt.h>
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25
26#define KIBI_LOG2 10
27#define MEBI_LOG2 20
28#define GIBI_LOG2 30
29
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30char *utils_partial_realpath(const char *path, char *resolved_path,
31 size_t size);
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32char *utils_expand_path(const char *path);
33int utils_create_pipe(int *dst);
34int utils_create_pipe_cloexec(int *dst);
094f381c 35int utils_create_pipe_cloexec_nonblock(int *dst);
81b86775 36void utils_close_pipe(int *src);
a4b92340 37char *utils_strdupdelim(const char *begin, const char *end);
b662582b 38int utils_set_fd_cloexec(int fd);
35f90c40 39int utils_create_pid_file(pid_t pid, const char *filepath);
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40int utils_mkdir(const char *path, mode_t mode, int uid, int gid);
41int utils_mkdir_recursive(const char *path, mode_t mode, int uid, int gid);
07b86b52 42int utils_create_stream_file(const char *path_name, char *file_name, uint64_t size,
309167d2 43 uint64_t count, int uid, int gid, char *suffix);
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44int utils_unlink_stream_file(const char *path_name, char *file_name, uint64_t size,
45 uint64_t count, int uid, int gid, char *suffix);
fe4477ee 46int utils_rotate_stream_file(char *path_name, char *file_name, uint64_t size,
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47 uint64_t count, int uid, int gid, int out_fd, uint64_t *new_count,
48 int *stream_fd);
5983a922 49int utils_parse_size_suffix(char const * const str, uint64_t * const size);
7010c033 50int utils_parse_time_suffix(char const * const str, uint64_t * const time_us);
cfa9a5a2 51int utils_get_count_order_u32(uint32_t x);
db5be0a3 52int utils_get_count_order_u64(uint64_t x);
feb0f3e5 53char *utils_get_home_dir(void);
fb198a11 54char *utils_get_user_home_dir(uid_t uid);
26fe5938 55size_t utils_get_current_time_str(const char *format, char *dst, size_t len);
6c71277b 56gid_t utils_get_group_id(const char *name);
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57char *utils_generate_optstring(const struct option *long_options,
58 size_t opt_count);
c9cb3e7d 59int utils_create_lock_file(const char *filepath);
3d071855 60int utils_recursive_rmdir(const char *path);
93ec662e 61int utils_truncate_stream_file(int fd, off_t length);
4fc83d94 62int utils_show_help(int section, const char *page_name, const char *help_msg);
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63
64#endif /* _COMMON_UTILS_H */
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