systemd: reorganize source files
This is a direct dump from systemd git.
======
SYSTEMD_DIR=../systemd
COMMIT=8eab766804ef4fa21d26c00fd0baab3f1a47bb5c
(
cd "$SYSTEMD_DIR"
git checkout "$COMMIT"
git reset --hard
git clean -fdx
)
git ls-files -z :/src/systemd/src/ \
:/shared/systemd/src/ \
:/shared/nm-utils/unaligned.h | \
xargs -0 rm -f
nm_copy_sd_shared() {
mkdir -p "./shared/systemd/$(dirname "$1")"
cp "$SYSTEMD_DIR/$1" "./shared/systemd/$1"
}
nm_copy_sd_core() {
mkdir -p "./src/systemd/$(dirname "$1")"
cp "$SYSTEMD_DIR/$1" "./src/systemd/$1"
}
nm_copy_sd_nmutils() {
mkdir -p "./shared/nm-utils/"
cp "$SYSTEMD_DIR/$1" "./shared/nm-utils/${1##*/}"
}
nm_copy_sd_core "src/libsystemd-network/arp-util.c"
nm_copy_sd_core "src/libsystemd-network/arp-util.h"
nm_copy_sd_core "src/libsystemd-network/dhcp-identifier.c"
nm_copy_sd_core "src/libsystemd-network/dhcp-identifier.h"
nm_copy_sd_core "src/libsystemd-network/dhcp-internal.h"
nm_copy_sd_core "src/libsystemd-network/dhcp-lease-internal.h"
nm_copy_sd_core "src/libsystemd-network/dhcp-network.c"
nm_copy_sd_core "src/libsystemd-network/dhcp-option.c"
nm_copy_sd_core "src/libsystemd-network/dhcp-packet.c"
nm_copy_sd_core "src/libsystemd-network/dhcp-protocol.h"
nm_copy_sd_core "src/libsystemd-network/dhcp6-internal.h"
nm_copy_sd_core "src/libsystemd-network/dhcp6-lease-internal.h"
nm_copy_sd_core "src/libsystemd-network/dhcp6-network.c"
nm_copy_sd_core "src/libsystemd-network/dhcp6-option.c"
nm_copy_sd_core "src/libsystemd-network/dhcp6-protocol.h"
nm_copy_sd_core "src/libsystemd-network/lldp-internal.h"
nm_copy_sd_core "src/libsystemd-network/lldp-neighbor.c"
nm_copy_sd_core "src/libsystemd-network/lldp-neighbor.h"
nm_copy_sd_core "src/libsystemd-network/lldp-network.c"
nm_copy_sd_core "src/libsystemd-network/lldp-network.h"
nm_copy_sd_core "src/libsystemd-network/network-internal.c"
nm_copy_sd_core "src/libsystemd-network/network-internal.h"
nm_copy_sd_core "src/libsystemd-network/sd-dhcp-client.c"
nm_copy_sd_core "src/libsystemd-network/sd-dhcp-lease.c"
nm_copy_sd_core "src/libsystemd-network/sd-dhcp6-client.c"
nm_copy_sd_core "src/libsystemd-network/sd-dhcp6-lease.c"
nm_copy_sd_core "src/libsystemd-network/sd-ipv4acd.c"
nm_copy_sd_core "src/libsystemd-network/sd-ipv4ll.c"
nm_copy_sd_core "src/libsystemd-network/sd-lldp.c"
nm_copy_sd_core "src/libsystemd/sd-event/event-source.h"
nm_copy_sd_core "src/libsystemd/sd-event/event-util.c"
nm_copy_sd_core "src/libsystemd/sd-event/event-util.h"
nm_copy_sd_core "src/libsystemd/sd-event/sd-event.c"
nm_copy_sd_core "src/libsystemd/sd-id128/id128-util.c"
nm_copy_sd_core "src/libsystemd/sd-id128/id128-util.h"
nm_copy_sd_core "src/libsystemd/sd-id128/sd-id128.c"
nm_copy_sd_core "src/shared/dns-domain.c"
nm_copy_sd_core "src/shared/dns-domain.h"
nm_copy_sd_core "src/systemd/_sd-common.h"
nm_copy_sd_core "src/systemd/sd-dhcp-client.h"
nm_copy_sd_core "src/systemd/sd-dhcp-lease.h"
nm_copy_sd_core "src/systemd/sd-dhcp6-client.h"
nm_copy_sd_core "src/systemd/sd-dhcp6-lease.h"
nm_copy_sd_core "src/systemd/sd-event.h"
nm_copy_sd_core "src/systemd/sd-id128.h"
nm_copy_sd_core "src/systemd/sd-ipv4acd.h"
nm_copy_sd_core "src/systemd/sd-ipv4ll.h"
nm_copy_sd_core "src/systemd/sd-lldp.h"
nm_copy_sd_core "src/systemd/sd-ndisc.h"
nm_copy_sd_nmutils "src/basic/unaligned.h"
nm_copy_sd_shared "src/basic/alloc-util.c"
nm_copy_sd_shared "src/basic/alloc-util.h"
nm_copy_sd_shared "src/basic/async.h"
nm_copy_sd_shared "src/basic/env-file.c"
nm_copy_sd_shared "src/basic/env-file.h"
nm_copy_sd_shared "src/basic/env-util.c"
nm_copy_sd_shared "src/basic/env-util.h"
nm_copy_sd_shared "src/basic/escape.c"
nm_copy_sd_shared "src/basic/escape.h"
nm_copy_sd_shared "src/basic/ether-addr-util.c"
nm_copy_sd_shared "src/basic/ether-addr-util.h"
nm_copy_sd_shared "src/basic/extract-word.c"
nm_copy_sd_shared "src/basic/extract-word.h"
nm_copy_sd_shared "src/basic/fd-util.c"
nm_copy_sd_shared "src/basic/fd-util.h"
nm_copy_sd_shared "src/basic/fileio.c"
nm_copy_sd_shared "src/basic/fileio.h"
nm_copy_sd_shared "src/basic/fs-util.c"
nm_copy_sd_shared "src/basic/fs-util.h"
nm_copy_sd_shared "src/basic/hash-funcs.c"
nm_copy_sd_shared "src/basic/hash-funcs.h"
nm_copy_sd_shared "src/basic/hashmap.c"
nm_copy_sd_shared "src/basic/hashmap.h"
nm_copy_sd_shared "src/basic/hexdecoct.c"
nm_copy_sd_shared "src/basic/hexdecoct.h"
nm_copy_sd_shared "src/basic/hostname-util.c"
nm_copy_sd_shared "src/basic/hostname-util.h"
nm_copy_sd_shared "src/basic/in-addr-util.c"
nm_copy_sd_shared "src/basic/in-addr-util.h"
nm_copy_sd_shared "src/basic/io-util.c"
nm_copy_sd_shared "src/basic/io-util.h"
nm_copy_sd_shared "src/basic/list.h"
nm_copy_sd_shared "src/basic/log.h"
nm_copy_sd_shared "src/basic/macro.h"
nm_copy_sd_shared "src/basic/mempool.c"
nm_copy_sd_shared "src/basic/mempool.h"
nm_copy_sd_shared "src/basic/missing_type.h"
nm_copy_sd_shared "src/basic/parse-util.c"
nm_copy_sd_shared "src/basic/parse-util.h"
nm_copy_sd_shared "src/basic/path-util.c"
nm_copy_sd_shared "src/basic/path-util.h"
nm_copy_sd_shared "src/basic/prioq.c"
nm_copy_sd_shared "src/basic/prioq.h"
nm_copy_sd_shared "src/basic/process-util.c"
nm_copy_sd_shared "src/basic/process-util.h"
nm_copy_sd_shared "src/basic/random-util.c"
nm_copy_sd_shared "src/basic/random-util.h"
nm_copy_sd_shared "src/basic/refcnt.h"
nm_copy_sd_shared "src/basic/set.h"
nm_copy_sd_shared "src/basic/signal-util.h"
nm_copy_sd_shared "src/basic/siphash24.h"
nm_copy_sd_shared "src/basic/socket-util.c"
nm_copy_sd_shared "src/basic/socket-util.h"
nm_copy_sd_shared "src/basic/sparse-endian.h"
nm_copy_sd_shared "src/basic/stat-util.c"
nm_copy_sd_shared "src/basic/stat-util.h"
nm_copy_sd_shared "src/basic/stdio-util.h"
nm_copy_sd_shared "src/basic/string-table.c"
nm_copy_sd_shared "src/basic/string-table.h"
nm_copy_sd_shared "src/basic/string-util.c"
nm_copy_sd_shared "src/basic/string-util.h"
nm_copy_sd_shared "src/basic/strv.c"
nm_copy_sd_shared "src/basic/strv.h"
nm_copy_sd_shared "src/basic/time-util.c"
nm_copy_sd_shared "src/basic/time-util.h"
nm_copy_sd_shared "src/basic/tmpfile-util.c"
nm_copy_sd_shared "src/basic/tmpfile-util.h"
nm_copy_sd_shared "src/basic/umask-util.h"
nm_copy_sd_shared "src/basic/utf8.c"
nm_copy_sd_shared "src/basic/utf8.h"
nm_copy_sd_shared "src/basic/util.c"
nm_copy_sd_shared "src/basic/util.h"
This commit is contained in:
Thomas Haller
179
shared/systemd/src/basic/time-util.h
Normal file
179
shared/systemd/src/basic/time-util.h
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@@ -0,0 +1,179 @@
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/* SPDX-License-Identifier: LGPL-2.1+ */
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#pragma once
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#include <inttypes.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <time.h>
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typedef uint64_t usec_t;
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typedef uint64_t nsec_t;
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#define PRI_NSEC PRIu64
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#define PRI_USEC PRIu64
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#define NSEC_FMT "%" PRI_NSEC
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#define USEC_FMT "%" PRI_USEC
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#include "macro.h"
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typedef struct dual_timestamp {
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usec_t realtime;
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usec_t monotonic;
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} dual_timestamp;
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typedef struct triple_timestamp {
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usec_t realtime;
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usec_t monotonic;
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usec_t boottime;
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} triple_timestamp;
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#define USEC_INFINITY ((usec_t) -1)
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#define NSEC_INFINITY ((nsec_t) -1)
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#define MSEC_PER_SEC 1000ULL
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#define USEC_PER_SEC ((usec_t) 1000000ULL)
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#define USEC_PER_MSEC ((usec_t) 1000ULL)
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#define NSEC_PER_SEC ((nsec_t) 1000000000ULL)
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#define NSEC_PER_MSEC ((nsec_t) 1000000ULL)
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#define NSEC_PER_USEC ((nsec_t) 1000ULL)
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#define USEC_PER_MINUTE ((usec_t) (60ULL*USEC_PER_SEC))
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#define NSEC_PER_MINUTE ((nsec_t) (60ULL*NSEC_PER_SEC))
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#define USEC_PER_HOUR ((usec_t) (60ULL*USEC_PER_MINUTE))
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#define NSEC_PER_HOUR ((nsec_t) (60ULL*NSEC_PER_MINUTE))
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#define USEC_PER_DAY ((usec_t) (24ULL*USEC_PER_HOUR))
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#define NSEC_PER_DAY ((nsec_t) (24ULL*NSEC_PER_HOUR))
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#define USEC_PER_WEEK ((usec_t) (7ULL*USEC_PER_DAY))
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#define NSEC_PER_WEEK ((nsec_t) (7ULL*NSEC_PER_DAY))
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#define USEC_PER_MONTH ((usec_t) (2629800ULL*USEC_PER_SEC))
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#define NSEC_PER_MONTH ((nsec_t) (2629800ULL*NSEC_PER_SEC))
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#define USEC_PER_YEAR ((usec_t) (31557600ULL*USEC_PER_SEC))
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#define NSEC_PER_YEAR ((nsec_t) (31557600ULL*NSEC_PER_SEC))
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/* We assume a maximum timezone length of 6. TZNAME_MAX is not defined on Linux, but glibc internally initializes this
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* to 6. Let's rely on that. */
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#define FORMAT_TIMESTAMP_MAX (3+1+10+1+8+1+6+1+6+1)
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#define FORMAT_TIMESTAMP_WIDTH 28 /* when outputting, assume this width */
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#define FORMAT_TIMESTAMP_RELATIVE_MAX 256
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#define FORMAT_TIMESPAN_MAX 64
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#define TIME_T_MAX (time_t)((UINTMAX_C(1) << ((sizeof(time_t) << 3) - 1)) - 1)
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#define DUAL_TIMESTAMP_NULL ((struct dual_timestamp) {})
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#define TRIPLE_TIMESTAMP_NULL ((struct triple_timestamp) {})
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usec_t now(clockid_t clock);
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nsec_t now_nsec(clockid_t clock);
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dual_timestamp* dual_timestamp_get(dual_timestamp *ts);
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dual_timestamp* dual_timestamp_from_realtime(dual_timestamp *ts, usec_t u);
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dual_timestamp* dual_timestamp_from_monotonic(dual_timestamp *ts, usec_t u);
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dual_timestamp* dual_timestamp_from_boottime_or_monotonic(dual_timestamp *ts, usec_t u);
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triple_timestamp* triple_timestamp_get(triple_timestamp *ts);
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triple_timestamp* triple_timestamp_from_realtime(triple_timestamp *ts, usec_t u);
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#define DUAL_TIMESTAMP_HAS_CLOCK(clock) \
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IN_SET(clock, CLOCK_REALTIME, CLOCK_REALTIME_ALARM, CLOCK_MONOTONIC)
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#define TRIPLE_TIMESTAMP_HAS_CLOCK(clock) \
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IN_SET(clock, CLOCK_REALTIME, CLOCK_REALTIME_ALARM, CLOCK_MONOTONIC, CLOCK_BOOTTIME, CLOCK_BOOTTIME_ALARM)
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static inline bool dual_timestamp_is_set(const dual_timestamp *ts) {
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return ((ts->realtime > 0 && ts->realtime != USEC_INFINITY) ||
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(ts->monotonic > 0 && ts->monotonic != USEC_INFINITY));
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}
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static inline bool triple_timestamp_is_set(const triple_timestamp *ts) {
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return ((ts->realtime > 0 && ts->realtime != USEC_INFINITY) ||
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(ts->monotonic > 0 && ts->monotonic != USEC_INFINITY) ||
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(ts->boottime > 0 && ts->boottime != USEC_INFINITY));
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}
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usec_t triple_timestamp_by_clock(triple_timestamp *ts, clockid_t clock);
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usec_t timespec_load(const struct timespec *ts) _pure_;
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nsec_t timespec_load_nsec(const struct timespec *ts) _pure_;
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struct timespec *timespec_store(struct timespec *ts, usec_t u);
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usec_t timeval_load(const struct timeval *tv) _pure_;
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struct timeval *timeval_store(struct timeval *tv, usec_t u);
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char *format_timestamp(char *buf, size_t l, usec_t t);
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char *format_timestamp_utc(char *buf, size_t l, usec_t t);
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char *format_timestamp_us(char *buf, size_t l, usec_t t);
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char *format_timestamp_us_utc(char *buf, size_t l, usec_t t);
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char *format_timestamp_relative(char *buf, size_t l, usec_t t);
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char *format_timespan(char *buf, size_t l, usec_t t, usec_t accuracy);
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int parse_timestamp(const char *t, usec_t *usec);
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int parse_sec(const char *t, usec_t *usec);
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int parse_sec_fix_0(const char *t, usec_t *usec);
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int parse_time(const char *t, usec_t *usec, usec_t default_unit);
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int parse_nsec(const char *t, nsec_t *nsec);
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bool ntp_synced(void);
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int get_timezones(char ***l);
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bool timezone_is_valid(const char *name, int log_level);
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bool clock_boottime_supported(void);
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bool clock_supported(clockid_t clock);
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clockid_t clock_boottime_or_monotonic(void);
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usec_t usec_shift_clock(usec_t, clockid_t from, clockid_t to);
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int get_timezone(char **timezone);
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time_t mktime_or_timegm(struct tm *tm, bool utc);
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struct tm *localtime_or_gmtime_r(const time_t *t, struct tm *tm, bool utc);
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unsigned long usec_to_jiffies(usec_t usec);
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bool in_utc_timezone(void);
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static inline usec_t usec_add(usec_t a, usec_t b) {
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usec_t c;
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/* Adds two time values, and makes sure USEC_INFINITY as input results as USEC_INFINITY in output, and doesn't
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* overflow. */
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c = a + b;
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if (c < a || c < b) /* overflow check */
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return USEC_INFINITY;
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return c;
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}
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static inline usec_t usec_sub_unsigned(usec_t timestamp, usec_t delta) {
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if (timestamp == USEC_INFINITY) /* Make sure infinity doesn't degrade */
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return USEC_INFINITY;
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if (timestamp < delta)
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return 0;
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return timestamp - delta;
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}
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static inline usec_t usec_sub_signed(usec_t timestamp, int64_t delta) {
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if (delta < 0)
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return usec_add(timestamp, (usec_t) (-delta));
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else
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return usec_sub_unsigned(timestamp, (usec_t) delta);
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}
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#if SIZEOF_TIME_T == 8
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/* The last second we can format is 31. Dec 9999, 1s before midnight, because otherwise we'd enter 5 digit year
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* territory. However, since we want to stay away from this in all timezones we take one day off. */
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#define USEC_TIMESTAMP_FORMATTABLE_MAX ((usec_t) 253402214399000000)
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#elif SIZEOF_TIME_T == 4
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/* With a 32bit time_t we can't go beyond 2038... */
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#define USEC_TIMESTAMP_FORMATTABLE_MAX ((usec_t) 2147483647000000)
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#else
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#error "Yuck, time_t is neither 4 nor 8 bytes wide?"
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#endif
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int time_change_fd(void);
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