302 lines
11 KiB
C
302 lines
11 KiB
C
/*
|
|
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
|
|
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this list of
|
|
* conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
|
|
* of conditions and the following disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
|
|
* to endorse or promote products derived from this software without specific prior written
|
|
* permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
|
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
|
|
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
|
|
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
|
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "shcmd.h"
|
|
#include "shell.h"
|
|
#include "stdlib.h"
|
|
#include "time.h"
|
|
#include "los_typedef.h"
|
|
#include "sys/stat.h"
|
|
#include "securec.h"
|
|
|
|
#if defined(__LP64__)
|
|
#define timeval64 timeval
|
|
#define settimeofday64 settimeofday
|
|
#define gettimeofday64 gettimeofday
|
|
#endif
|
|
|
|
#define localtime64 localtime
|
|
#define ctime64 ctime
|
|
#define mktime64 mktime
|
|
|
|
#define DATE_ERR_INFO 1
|
|
#define DATE_HELP_INFO 0
|
|
#define DATE_ERR (-1)
|
|
#define DATE_OK 0
|
|
#define DATE_BASE_YEAR 1900
|
|
#define LEAPYEAR(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
|
|
|
|
STATIC const INT32 g_monLengths[2][12] = { /* 2: 2 Column,Contains leap year; 12: 12 months */
|
|
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
|
|
{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
|
|
};
|
|
|
|
STATIC VOID OsCopyTm(struct tm *destTm, const struct tm *srcTm)
|
|
{
|
|
if (srcTm == NULL) {
|
|
(VOID)memset_s(destTm, sizeof(struct tm), 0, sizeof(struct tm));
|
|
} else {
|
|
destTm->tm_sec = srcTm->tm_sec;
|
|
destTm->tm_min = srcTm->tm_min;
|
|
destTm->tm_hour = srcTm->tm_hour;
|
|
destTm->tm_mday = srcTm->tm_mday;
|
|
destTm->tm_mon = srcTm->tm_mon;
|
|
destTm->tm_year = srcTm->tm_year;
|
|
destTm->tm_wday = srcTm->tm_wday;
|
|
destTm->tm_yday = srcTm->tm_yday;
|
|
destTm->tm_isdst = srcTm->tm_isdst;
|
|
destTm->tm_gmtoff = srcTm->tm_gmtoff;
|
|
destTm->tm_zone = srcTm->tm_zone;
|
|
}
|
|
}
|
|
|
|
STATIC VOID OsCmdUsageDate(INT32 order)
|
|
{
|
|
if (order) {
|
|
PRINTK("date: invalid option or parameter.\n");
|
|
PRINTK("Try 'date --help' for more information.\n");
|
|
return;
|
|
}
|
|
PRINTK("\nUsage: date [+FORMAT]\n");
|
|
PRINTK(" or: date [-s] [YY/MM/DD] [hh:mm:ss]\n");
|
|
PRINTK("Display the current time in the given FORMAT, or set the system date.\n");
|
|
PRINTK("FORMAT controls the output. Interpreted sequences are:\n");
|
|
PRINTK(" %%b The abbreviated month name according to the current locale.\n");
|
|
PRINTK(" %%B The full month name according to the current locale.\n");
|
|
PRINTK(" %%C The century number (year/100) as a 2-digit integer. (SU)\n");
|
|
PRINTK(" %%d The day of the month as a decimal number (range 01 to 31).\n");
|
|
PRINTK(" %%e Like %%d, the day of the month as a decimal number, \n");
|
|
PRINTK(" but a leading zero is replaced by a space.\n");
|
|
PRINTK(" %%h Equivalent to %%b. (SU)\n");
|
|
PRINTK(" %%H The hour as a decimal number using a 24-hour clock (range 00 to 23).\n");
|
|
PRINTK(" %%I The hour as a decimal number using a 12-hour clock (range 01 to 12).\n");
|
|
PRINTK(" %%j The day of the year as a decimal number (range 001 to 366).\n");
|
|
PRINTK(" %%k The hour (24-hour clock) as a decimal number (range 0 to 23); \n");
|
|
PRINTK(" single digits are preceded by a blank. (See also %H.) (TZ)\n");
|
|
PRINTK(" %%l The hour (12-hour clock) as a decimal number (range 1 to 12); \n");
|
|
PRINTK(" single digits are preceded by a blank. (See also %I.) (TZ)\n");
|
|
PRINTK(" %%m The month as a decimal number (range 01 to 12).\n");
|
|
PRINTK(" %%M The minute as a decimal number (range 00 to 59).\n");
|
|
PRINTK(" %%n A newline character. (SU)\n");
|
|
PRINTK(" %%p Either \"AM\" or \"PM\" according to the given time value, \n");
|
|
PRINTK(" or the corresponding strings for the current locale.\n");
|
|
PRINTK(" Noon is treated as \"PM\" and midnight as \"AM\".\n");
|
|
PRINTK(" %%P Like %%p but in lowercase: \"am\" or \"pm\" \n");
|
|
PRINTK(" or a corresponding string for the current locale. (GNU)\n");
|
|
PRINTK(" %%s The number of seconds since the Epoch, that is,\n");
|
|
PRINTK(" since 1970-01-01 00:00:00 UTC. (TZ)\n");
|
|
PRINTK(" %%S The second as a decimal number (range 00 to 60).\n");
|
|
PRINTK(" (The range is up to 60 to allow for occasional leap seconds.)\n");
|
|
PRINTK(" %%t A tab character. (SU)\n");
|
|
PRINTK(" %%y The year as a decimal number without a century (range 00 to 99).\n");
|
|
PRINTK(" %%Y The year as a decimal number including the century.\n");
|
|
PRINTK(" %%%% A literal '%%' character.\n");
|
|
PRINTK("\nExamples:\n");
|
|
PRINTK("Set system date (2017-01-01)\n");
|
|
PRINTK("$ date -s 20170101\n");
|
|
PRINTK("Set system time (12:00:00)\n");
|
|
PRINTK("$ date -s 12:00:00\n");
|
|
PRINTK("Show the time with format Year-Month-Day\n");
|
|
PRINTK("$ date +%%Y-%%m-%%d\n");
|
|
}
|
|
|
|
STATIC INT32 OsStrToTm(const CHAR *str, struct tm *tm)
|
|
{
|
|
CHAR *ret = NULL;
|
|
UINT32 strLen = strlen(str);
|
|
if (strLen == 8) { /* 8:Time format string length, such as hh:mm:ss or yyyymmdd */
|
|
if (str[2] == ':') { /* 2:Index of Eigenvalues */
|
|
ret = strptime(str, "%H:%M:%S", tm);
|
|
} else {
|
|
ret = strptime(str, "%Y%m%d", tm);
|
|
}
|
|
} else if (strLen == 10) { /* 10:Time format string length,such as yyyy/mm/dd */
|
|
ret = strptime(str, "%Y/%m/%d", tm);
|
|
} else if (strLen == 5) { /* 5:Time format string length,such as hh:mm or mm/dd */
|
|
if (str[2] == ':') { /* 2:Index of Eigenvalues */
|
|
ret = strptime(str, "%H:%M", tm);
|
|
} else if (str[2] == '/') { /* 2:Index of Eigenvalues */
|
|
ret = strptime(str, "%m/%d", tm);
|
|
}
|
|
} else if (strLen == 7) { /* 7:Time format string length,such as yyyy/mm */
|
|
if (str[4] == '/') { /* 4:Index of Eigenvalues */
|
|
ret = strptime(str, "%Y/%m", tm);
|
|
}
|
|
}
|
|
|
|
if (tm->tm_year < 70) { /* 70:the year is starting in 1970,tm_year must be greater than 70 */
|
|
PRINTK("\nUsage: date -s set system time starting from 1970.\n");
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (tm->tm_mday > g_monLengths[(INT32)LEAPYEAR(tm->tm_year + DATE_BASE_YEAR)][tm->tm_mon]) {
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if ((tm->tm_sec < 0) || (tm->tm_sec > 59)) { /* Seconds (0-59), leap seconds shall not be used when set time. */
|
|
return DATE_ERR;
|
|
}
|
|
return (ret == NULL) ? DATE_ERR : DATE_OK;
|
|
}
|
|
|
|
STATIC INT32 OsFormatPrintTime(const CHAR *formatStr)
|
|
{
|
|
CHAR timebuf[SHOW_MAX_LEN] = {0};
|
|
struct tm *tm = NULL;
|
|
struct timeval64 nowTime = {0};
|
|
|
|
if (strlen(formatStr) < 2) { /* 2:check format string length */
|
|
OsCmdUsageDate(DATE_ERR_INFO);
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (gettimeofday64(&nowTime, NULL)) {
|
|
return DATE_ERR;
|
|
}
|
|
tm = localtime64(&nowTime.tv_sec);
|
|
if (tm == NULL) {
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (strftime(timebuf, SHOW_MAX_LEN - 1, formatStr + 1, tm)) {
|
|
PRINTK("%s\n", timebuf);
|
|
} else {
|
|
OsCmdUsageDate(DATE_ERR_INFO);
|
|
return DATE_ERR;
|
|
}
|
|
return DATE_OK;
|
|
}
|
|
|
|
STATIC INT32 OsDateSetTime(const CHAR *timeStr)
|
|
{
|
|
struct tm tm = {0};
|
|
struct timeval64 nowTime = {0};
|
|
struct timeval64 setTime = {0};
|
|
|
|
if (gettimeofday64(&nowTime, NULL)) {
|
|
PRINTK("Setting time failed...\n");
|
|
return DATE_ERR;
|
|
}
|
|
|
|
setTime.tv_usec = nowTime.tv_usec;
|
|
OsCopyTm(&tm, localtime64(&nowTime.tv_sec));
|
|
|
|
if (OsStrToTm(timeStr, &tm)) {
|
|
OsCmdUsageDate(DATE_ERR_INFO);
|
|
return DATE_ERR;
|
|
}
|
|
|
|
setTime.tv_sec = mktime64(&tm);
|
|
|
|
if (settimeofday64(&setTime, NULL)) {
|
|
PRINTK("setting time failed...\n");
|
|
return DATE_ERR;
|
|
}
|
|
|
|
return DATE_OK;
|
|
}
|
|
|
|
#ifdef LOSCFG_FS_VFS
|
|
STATIC INT32 OsViewFileTime(const CHAR *filename)
|
|
{
|
|
#define BUFFER_SIZE 26 /* The buffer size is equal to the size used by the asctime_r interface */
|
|
struct stat statBuf = {0};
|
|
CHAR *fullpath = NULL;
|
|
INT32 ret;
|
|
CHAR buf[BUFFER_SIZE];
|
|
CHAR *shellWorkingDirectory = OsShellGetWorkingDirtectory();
|
|
|
|
ret = vfs_normalize_path(shellWorkingDirectory, filename, &fullpath);
|
|
if (ret < 0) {
|
|
set_errno(-ret);
|
|
perror("date error");
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (stat(fullpath, &statBuf) != 0) {
|
|
OsCmdUsageDate(DATE_ERR_INFO);
|
|
free(fullpath);
|
|
return DATE_ERR;
|
|
}
|
|
PRINTK("%s\n", ctime_r(&(statBuf.st_mtim.tv_sec), buf));
|
|
free(fullpath);
|
|
return DATE_OK;
|
|
}
|
|
#endif
|
|
|
|
INT32 OsShellCmdDate(INT32 argc, const CHAR **argv)
|
|
{
|
|
struct timeval64 nowTime = {0};
|
|
|
|
if (argc == 1) { /* 1:count of parameters */
|
|
if (gettimeofday64(&nowTime, NULL)) {
|
|
return DATE_ERR;
|
|
}
|
|
PRINTK("%s\n", ctime64(&nowTime.tv_sec));
|
|
return DATE_OK;
|
|
}
|
|
|
|
if (argc == 2) { /* 2:count of parameters */
|
|
if (argv == NULL) {
|
|
OsCmdUsageDate(DATE_HELP_INFO);
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (!(strcmp(argv[1], "--help"))) {
|
|
OsCmdUsageDate(DATE_HELP_INFO);
|
|
return DATE_OK;
|
|
}
|
|
if (!(strncmp(argv[1], "+", 1))) {
|
|
return OsFormatPrintTime(argv[1]);
|
|
}
|
|
}
|
|
|
|
if (argc > 2) { /* 2:count of parameters */
|
|
if (argv == NULL) {
|
|
OsCmdUsageDate(DATE_HELP_INFO);
|
|
return DATE_ERR;
|
|
}
|
|
|
|
if (!(strcmp(argv[1], "-s"))) {
|
|
return OsDateSetTime(argv[2]); /* 2:index of parameters */
|
|
} else if (!(strcmp(argv[1], "-r"))) {
|
|
#ifdef LOSCFG_FS_VFS
|
|
return OsViewFileTime(argv[2]); /* 2:index of parameters */
|
|
#endif
|
|
}
|
|
}
|
|
|
|
OsCmdUsageDate(DATE_ERR_INFO);
|
|
return DATE_OK;
|
|
}
|
|
|
|
SHELLCMD_ENTRY(date_shellcmd, CMD_TYPE_STD, "date", XARGS, (CmdCallBackFunc)OsShellCmdDate);
|