Blame src/libnm-systemd-shared/src/basic/util.h
|
Packit Service |
dff8e4 |
/* SPDX-License-Identifier: LGPL-2.1-or-later */
|
|
Packit Service |
dff8e4 |
#pragma once
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#include <stdint.h>
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#include "macro.h"
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
extern int saved_argc;
|
|
Packit Service |
dff8e4 |
extern char **saved_argv;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void save_argc_argv(int argc, char **argv) {
|
|
Packit Service |
dff8e4 |
saved_argc = argc;
|
|
Packit Service |
dff8e4 |
saved_argv = argv;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
bool kexec_loaded(void);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
int prot_from_flags(int flags) _const_;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
bool in_initrd(void);
|
|
Packit Service |
dff8e4 |
void in_initrd_force(bool value);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
int on_ac_power(void);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline unsigned u64log2(uint64_t n) {
|
|
Packit Service |
dff8e4 |
#if __SIZEOF_LONG_LONG__ == 8
|
|
Packit Service |
dff8e4 |
return (n > 1) ? (unsigned) __builtin_clzll(n) ^ 63U : 0;
|
|
Packit Service |
dff8e4 |
#else
|
|
Packit Service |
dff8e4 |
#error "Wut?"
|
|
Packit Service |
dff8e4 |
#endif
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline unsigned u32ctz(uint32_t n) {
|
|
Packit Service |
dff8e4 |
#if __SIZEOF_INT__ == 4
|
|
Packit Service |
dff8e4 |
return n != 0 ? __builtin_ctz(n) : 32;
|
|
Packit Service |
dff8e4 |
#else
|
|
Packit Service |
dff8e4 |
#error "Wut?"
|
|
Packit Service |
dff8e4 |
#endif
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline unsigned log2i(int x) {
|
|
Packit Service |
dff8e4 |
assert(x > 0);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
return __SIZEOF_INT__ * 8 - __builtin_clz(x) - 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline unsigned log2u(unsigned x) {
|
|
Packit Service |
dff8e4 |
assert(x > 0);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
return sizeof(unsigned) * 8 - __builtin_clz(x) - 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline unsigned log2u_round_up(unsigned x) {
|
|
Packit Service |
dff8e4 |
assert(x > 0);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (x == 1)
|
|
Packit Service |
dff8e4 |
return 0;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
return log2u(x - 1) + 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
int container_get_leader(const char *machine, pid_t *pid);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
int version(void);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
int str_verscmp(const char *s1, const char *s2);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
void disable_coredumps(void);
|