[Feature] add poweralarm /wakup-alarm lib
Change-Id: Iff1697a5347d309e6d3ccbbcbf49f997abda76e4
diff --git a/src/lynq/lib/libpoweralarm/LICENSE b/src/lynq/lib/libpoweralarm/LICENSE
new file mode 100644
index 0000000..77f59ed
--- /dev/null
+++ b/src/lynq/lib/libpoweralarm/LICENSE
@@ -0,0 +1,31 @@
+Copyright Statement:
+
+This software/firmware and related documentation ("MediaTek Software") are
+protected under relevant copyright laws. The information contained herein is
+confidential and proprietary to MediaTek Inc. and/or its licensors. Without
+the prior written permission of MediaTek inc. and/or its licensors, any
+reproduction, modification, use or disclosure of MediaTek Software, and
+information contained herein, in whole or in part, shall be strictly
+prohibited.
+
+MediaTek Inc. (C) 2015. All rights reserved.
+
+BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
+THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
+RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
+ON AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL
+WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
+WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
+NONINFRINGEMENT. NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH
+RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
+INCORPORATED IN, OR SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES
+TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
+RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
+OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN MEDIATEK
+SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE
+RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
+STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S
+ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE
+RELEASED HEREUNDER WILL BE, AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE
+MEDIATEK SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
+CHARGE PAID BY RECEIVER TO MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
diff --git a/src/lynq/lib/libpoweralarm/format_change.c b/src/lynq/lib/libpoweralarm/format_change.c
new file mode 100644
index 0000000..d9cac51
--- /dev/null
+++ b/src/lynq/lib/libpoweralarm/format_change.c
@@ -0,0 +1,133 @@
+#include"./include/format_change.h"
+#include<log/log.h>
+
+
+/*****************************************************************************
+* Prototype : format_change
+* Description : convert the incoming fixed format string into the corresponding alarm seconds
+* Input : char *buffer ; input format : 2022-04-23-15-30-00 ( Mon-Day-Hour-Min-Sec ) Or 1200 ( seconds )
+* Output : None
+* Return Value : -1: match error ; >0: set to wake up the devices after seconds
+*
+*****************************************************************************/
+ssize_t format_change(char *buffer)
+{
+ time_t rawtime;
+ time_t alarm_tamp;
+ struct tm *info = NULL;
+ struct tm *set_alarm = NULL;
+ char *time_buff = NULL;
+
+ char ebuff[256];
+ regex_t reg_alm,reg_sec;
+ char *pattern_setalm = "^20[0-9][0-9]-[01]?[1-9]-[0-3]?[0-9]-[0-2]?[0-9]-[0-5]?[0-9]-[0-5]?[0-9]$";//regular expression 1 , in order that match alarm time string eg:Mon-Day-Hour-Min-Sec
+ char *pattern_setsec = "^[1-9][0-9]*$";//regular expression 2 , in order that match seconds
+ int cflags = REG_EXTENDED | REG_ICASE | REG_NOSUB;//POSIX extend,not care up and low letters,not store result
+
+ int ret;
+ ssize_t sec;
+
+ ret = regcomp(®_alm,pattern_setalm,cflags); //匹配规则1:\d\d\d\d\d-\d\d-\d\d-\d\d-\d\d-\d\d
+ if(ret) // judge error code : 0 symbolize success ; other value symbolizes fail
+ {
+ regerror(ret,®_alm,ebuff,256);
+ ALOGI(ebuff);
+ regfree(®_alm); //free mattch pattern
+ regfree(®_sec);
+ return -1;
+ }
+
+ ret = regcomp(®_sec,pattern_setsec,cflags); //匹配规则2:^\d\d*$
+ if(ret)// judge error code : 0 symbolize success ; other value symbolizes fail
+ {
+ regerror(ret,®_sec,ebuff,256);
+ ALOGI(ebuff);
+ regfree(®_alm); //free mattch pattern
+ regfree(®_sec);
+ return -1;
+ }
+
+ time(&rawtime); //获取自1970年到现在一共过去了几秒，赋值给rawtime
+
+ info =localtime(&rawtime); //转换为UTC时间
+
+ bool leap_flag = (bool)(((info->tm_year%4==0)&&(info->tm_year%100!=0)) || (info->tm_year%400 == 0)); //判断当前是否为闰年
+ int day_array[13] = {0,31, leap_flag?29:28,31,30,31,30,31,31,30,31,30,31}; //设置每个月的天数
+
+ if((ret = regexec(®_alm,buffer,0,NULL,0)) == 0) //Retrieve the incoming buffer string according to matching rule 1
+ {
+ set_alarm = (struct tm *)malloc(sizeof(struct tm));
+ memset(set_alarm,0,sizeof(struct tm));
+ memcpy(set_alarm,info,sizeof(struct tm)); //拷贝当前时间信息
+
+ ret = sscanf(buffer,"%d-%d-%d-%d-%d-%d",&(set_alarm->tm_year),&(set_alarm->tm_mon),&(set_alarm->tm_mday),&(set_alarm->tm_hour),&(set_alarm->tm_min),&(set_alarm->tm_sec));//read data form formatted string
+
+ if(ret == -1) //sscanf no mattch
+ {
+ ALOGI("sscanf error code -1\n");
+ free(set_alarm);
+ return -1;
+ }
+ else if(ret == 6) //Success mattch
+ {
+ if((set_alarm->tm_hour > 23) || (set_alarm->tm_hour < 0)) //judge hour
+ {
+ ALOGI("hour error\n");
+ ret = -1;
+ }
+ if((set_alarm->tm_mon > 12) || (set_alarm->tm_mon < 1)) //judge month
+ {
+ ALOGI("mon error\n");
+ ret = -1;
+ }
+ if((set_alarm->tm_mday > day_array[set_alarm->tm_mon]) || (set_alarm->tm_mday < 1)) //judge day
+ {
+ ALOGI("day error\n");
+ ret = -1;
+ }
+ if(ret == -1) //Error setting alarm time
+ {
+ free(set_alarm);
+ return -1;
+ }
+
+ set_alarm->tm_mon -= 1;
+ sprintf(ebuff,"set alarm is %s\n",asctime(set_alarm)); //print log
+ ALOGI(ebuff);
+ alarm_tamp = mktime(set_alarm); //struct tm transform struct time_t
+ time(&rawtime);
+ //printf("tamp: %ld\n",alarm_tamp);
+ sec = alarm_tamp - rawtime; //set second
+ free(set_alarm);
+
+ if(sec <= 0) //the current alarm time is less than the current system time
+ {
+ ALOGI("sec <= 0 setalarm error\n");
+ return -1;
+ }
+ }
+ else //sscanf mattch fail
+ {
+ ALOGI("sscanf error other\n");
+ free(set_alarm);
+ return -1;
+ }
+ }
+ else if ((ret = regexec(®_sec,buffer,0,NULL,0)) == 0) //Retrieve the incoming buffer string according to matching rule 2
+ {
+ sec = (ssize_t)atoi(buffer); //string convert ssize_t
+ }
+ else //matching rule 1 and 2 all fail
+ {
+ regerror(ret,®_sec,ebuff,256); //free memony
+ ALOGI(ebuff);
+ regfree(®_alm);
+ regfree(®_sec);
+ return -1;
+ }
+
+ regfree(®_alm);
+ regfree(®_sec);
+
+ return sec;
+}
\ No newline at end of file
diff --git a/src/lynq/lib/libpoweralarm/include/format_change.h b/src/lynq/lib/libpoweralarm/include/format_change.h
new file mode 100644
index 0000000..0656c9f
--- /dev/null
+++ b/src/lynq/lib/libpoweralarm/include/format_change.h
@@ -0,0 +1,15 @@
+#ifndef _FORMAT_CHANGE_H_
+#define _FORMAT_CHANGE_H_
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<regex.h>
+#include<stdbool.h>
+#include<time.h>
+#include<string.h>
+
+
+ssize_t format_change(char *buffer);
+
+
+#endif
\ No newline at end of file
diff --git a/src/lynq/lib/libpoweralarm/libpoweralarm.c b/src/lynq/lib/libpoweralarm/libpoweralarm.c
new file mode 100644
index 0000000..ac3203c
--- /dev/null
+++ b/src/lynq/lib/libpoweralarm/libpoweralarm.c
@@ -0,0 +1,86 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<unistd.h>
+#include<stdbool.h>
+#include<log/log.h>
+#include"./include/format_change.h"
+
+
+#define LOG_TAG "libpoweralarm"
+#define RTCFILE_POWERALARM "/sys/class/rtc/rtc0/poweralarm"
+
+#define RTCFILE_WAKEALARM "/sys/class/rtc/rtc0/wakealarm"
+
+extern "C" ssize_t wakealarm(char *buffer);
+
+
+extern "C" ssize_t poweralarm(char *buffer);
+
+ssize_t poweralarm(char *buffer);
+
+ssize_t wakealarm(char *buffer);
+/*****************************************************************************
+*
+* Prototype : poweralarm
+* Description : set shutdown wake-up alarm clock
+* Input : char *buffer ; input format : 04-23-15-30-00 ( Mon-Day-Hour-Min-Sec ) Or 1200 ( seconds )
+* Output : None
+* Return Value : -1: error ; >0: set to wake up the devices after seconds
+*
+*****************************************************************************/
+ssize_t poweralarm(char *buffer)
+{
+ ssize_t sec;
+ char *time_buff = NULL;
+
+ sec = format_change(buffer); //computing seconds for shutdown alarm
+ if(sec < 0)
+ {
+ ALOGI("No Mattch\n");
+ return -1;
+ }
+
+ time_buff = (char*)malloc(100);
+ bzero(time_buff,100);
+
+ sprintf(time_buff,"echo +%ld > %s",sec,RTCFILE_POWERALARM); //write formatted data into time_buff
+ system(time_buff);
+ ALOGI(time_buff);
+
+ free(time_buff);
+
+ return sec; // wake-up devices after sec seconds
+}
+
+
+/*****************************************************************************
+* Prototype : wakealarm
+* Description : set the wake-up alarm clock in low power mode
+* Input : char *buffer ; input format : 04-23-15-30-00 ( Mon-Day-Hour-Min-Sec ) Or 1200 ( seconds )
+* Output : None
+* Return Value : -1: error ; >0: set to wake up the devices after seconds
+*
+*****************************************************************************/
+ssize_t wakealarm(char *buffer)
+{
+ ssize_t sec;
+ char *time_buff = NULL;
+
+ sec = format_change(buffer); //computing seconds for lowpower alarm
+ if(sec < 0)
+ {
+ ALOGI("No Mattch\n");
+ return -1;
+ }
+
+ time_buff = (char*)malloc(100);
+ bzero(time_buff,100);
+
+ sprintf(time_buff,"echo +%ld > %s",sec,RTCFILE_WAKEALARM); //write formatted data into time_buff
+ system(time_buff);
+ ALOGI(time_buff);
+
+ free(time_buff);
+
+ return sec; // wake-up devices after sec seconds
+}
diff --git a/src/lynq/lib/libpoweralarm/makefile b/src/lynq/lib/libpoweralarm/makefile
new file mode 100644
index 0000000..3cdf04f
--- /dev/null
+++ b/src/lynq/lib/libpoweralarm/makefile
@@ -0,0 +1,69 @@
+SHELL = /bin/sh
+RM = rm -f
+
+LOCAL_CFLAGS := -Wall \
+ -std=gnu++14 \
+ -g -Os \
+ -flto \
+ -DRIL_SHLIB \
+ -DATCI_PARSE \
+ -fPIC \
+ -DKEEP_ALIVE \
+ -DECALL_SUPPORT \
+
+
+
+
+$(warning ################# libautosuspend ROOT: $(ROOT),includedir:$(includedir))
+LOCAL_PATH = .
+
+LOCAL_C_INCLUDES = \
+ -I. \
+ -I$(ROOT)$(includedir)/logger \
+ -I$(ROOT)$(includedir)/liblog \
+
+
+LOCAL_LIBS := \
+ -L. \
+ -ldl \
+ -lstdc++ \
+ -llog \
+ -lcutils \
+ -lutils \
+ -lbinder \
+ -lpthread \
+ -llynq-log \
+
+
+SOURCES = $(wildcard *.c)
+
+EXECUTABLE = libpoweralarm.so
+
+OBJECTS=$(SOURCES:.c=.o)
+
+
+.PHONY: build clean install pack_rootfs
+all: build
+$(EXECUTABLE): $(OBJECTS)
+ $(CXX) -shared -Wl,--no-undefined $(OBJECTS) $(LOCAL_LIBS) $(LOCAL_CFLAGS) $(LOCAL_C_INCLUDES) -o $@
+
+%.o : %.c
+ $(CXX) $(LOCAL_C_INCLUDES) $(LOCAL_CFLAGS) $(LOCAL_LIBS) -o $@ -c $<
+
+build: $(EXECUTABLE)
+ $(warning ########## build $(EXECUTABLE) ##########)
+install:
+ mkdir -p $(ROOT)$(base_libdir)/
+ install $(EXECUTABLE) $(ROOT)$(base_libdir)/
+ mkdir -p $(ROOT)$(includedir)/$(NAME)/sdk
+pack_rootfs:
+ mkdir -p $(PACK_INITRAMFS_TO)$(base_libdir)/
+ cp -af $(EXECUTABLE) $(PACK_INITRAMFS_TO)$(base_libdir)/
+ $(CROSS)strip $(PACK_INITRAMFS_TO)$(base_libdir)/$(EXECUTABLE)
+ mkdir -p $(PACK_TO)$(base_libdir)/
+ cp -af $(EXECUTABLE) $(PACK_TO)$(base_libdir)/
+ $(CROSS)strip $(PACK_TO)$(base_libdir)/$(EXECUTABLE)
+.PHONY: clean
+clean:
+ $(RM) $(OBJECTS) $(EXECUTABLE)
+ -find . -name "*.o" -delete