From 4ea0d391623691b59eff71c57dce4b4ee2b36f56 Mon Sep 17 00:00:00 2001
From: CloudSir <2301029643@qq.com>
Date: Wed, 16 Feb 2022 18:05:35 +0800
Subject: [PATCH 1/2] add param: is_repeated

---
 MultiTimer.c          |  7 ++++++-
 MultiTimer.h          |  5 ++++-
 README.md             | 13 ++++++-------
 examples/test_linux.c |  9 ++++-----
 4 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/MultiTimer.c b/MultiTimer.c
index 947e35e..bb003ff 100644
--- a/MultiTimer.c
+++ b/MultiTimer.c
@@ -13,7 +13,7 @@ int MultiTimerInstall(PlatformTicksFunction_t ticksFunc)
     return 0;
 }
 
-int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t callback, void* userData)
+int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t callback, void* userData, uint8_t is_repeated)
 {
     if (!timer || !callback ) {
         return -1;
@@ -29,8 +29,10 @@ int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t cal
 
     /* Init timer. */
     timer->deadline = platformTicksFunction() + timing;
+    timer->timeout = timing;
     timer->callback = callback;
     timer->userData = userData;
+    timer->is_repeated = is_repeated;
 
     /* Insert timer. */
     for (nextTimer = &timerList;; nextTimer = &(*nextTimer)->next) {
@@ -76,6 +78,9 @@ int MultiTimerYield(void)
         /* call callback */
         if (entry->callback) {
             entry->callback(entry, entry->userData);
+            if(entry->is_repeated == 1) {
+                MultiTimerStart(entry, entry->timeout, entry->callback, entry->userData, 1);
+            }
         }
     }
     return 0;
diff --git a/MultiTimer.h b/MultiTimer.h
index a36fd0f..16c7d49 100644
--- a/MultiTimer.h
+++ b/MultiTimer.h
@@ -37,7 +37,9 @@ typedef void (*MultiTimerCallback_t)(MultiTimer* timer, void* userData);
 
 struct MultiTimerHandle {
     MultiTimer* next;
+    uint64_t timeout;
     uint64_t deadline;
+    uint8_t is_repeated;
     MultiTimerCallback_t callback;
     void* userData;
 };
@@ -57,9 +59,10 @@ int MultiTimerInstall(PlatformTicksFunction_t ticksFunc);
  * @param timing Set the start time.
  * @param callback deadline callback.
  * @param userData user data.
+ * @param is_repeated repeat(1) or not(0).
  * @return int 0: success, -1: fail.
  */
-int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t callback, void* userData);
+int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t callback, void* userData, uint8_t is_repeated);
 
 /**
  * @brief Stop the timer work, remove the handle off work list.
diff --git a/README.md b/README.md
index 2e61bdf..f41f767 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ MultiTimer timer1;
 3. 设置定时时间，超时回调处理函数， 用户上下指针，启动定时器；
 
 ```c
-int MultiTimerStart(&timer1, uint64_t timing, MultiTimerCallback_t callback, void* userData);
+int MultiTimerStart(&timer1, uint64_t timing, MultiTimerCallback_t callback, void* userData, uint8_t is_repeated);
 ```
 
 4. 在主循环调用定时器后台处理函数
@@ -71,27 +71,26 @@ uint64_t PlatformTicksGetFunc(void)
 void exampleTimer1Callback(MultiTimer* timer, void *userData)
 {
     printf("exampleTimer1Callback-> %s.\r\n", (char*)userData);
-    MultiTimerStart(timer, 1000, exampleTimer1Callback, userData);
 }
 
 void exampleTimer2Callback(MultiTimer* timer, void *userData)
 {
-    printf("exampleTimer2Callback-> %s.\r\n", (char*)userData);
+    printf("exampleTimer2Callback-> %s.\r\n", (char*)userData, 0);
 }
 
 void exampleTimer3Callback(MultiTimer* timer, void *userData)
 {
     printf("exampleTimer3Callback-> %s.\r\n", (char*)userData);
-    MultiTimerStart(timer, 4567, exampleTimer3Callback, userData);
+    MultiTimerStart(timer, 4567, exampleTimer3Callback, userData, 0);
 }
 
 int main(int argc, char *argv[])
 {
     MultiTimerInstall(PlatformTicksGetFunc);
 
-    MultiTimerStart(&timer1, 1000, exampleTimer1Callback, "1000ms CYCLE timer");
-    MultiTimerStart(&timer2, 5000, exampleTimer2Callback, "5000ms ONCE timer");
-    MultiTimerStart(&timer3, 3456, exampleTimer3Callback, "3456ms delay start, 4567ms CYCLE timer");
+    MultiTimerStart(&timer1, 1000, exampleTimer1Callback, "1000ms CYCLE timer", 1);
+    MultiTimerStart(&timer2, 5000, exampleTimer2Callback, "5000ms ONCE timer", 0);
+    MultiTimerStart(&timer3, 3456, exampleTimer3Callback, "3456ms delay start, 4567ms CYCLE timer", 0);
 
     while (1) {
         MultiTimerYield();
diff --git a/examples/test_linux.c b/examples/test_linux.c
index 9b91182..f3412cc 100644
--- a/examples/test_linux.c
+++ b/examples/test_linux.c
@@ -17,7 +17,6 @@ uint64_t PlatformTicksGetFunc(void)
 void exampleTimer1Callback(MultiTimer* timer, void *userData)
 {
     printf("[%012ld] Timer:%p callback-> %s.\r\n", PlatformTicksGetFunc(), timer, (char*)userData);
-    MultiTimerStart(timer, 1000, exampleTimer1Callback, userData);
 }
 
 void exampleTimer2Callback(MultiTimer* timer, void *userData)
@@ -28,16 +27,16 @@ void exampleTimer2Callback(MultiTimer* timer, void *userData)
 void exampleTimer3Callback(MultiTimer* timer, void *userData)
 {
     printf("[%012ld] Timer:%p callback-> %s.\r\n", PlatformTicksGetFunc(), timer, (char*)userData);
-    MultiTimerStart(timer, 4567, exampleTimer3Callback, userData);
+    MultiTimerStart(timer, 4567, exampleTimer3Callback, userData, 0);
 }
 
 int main(int argc, char *argv[])
 {
     MultiTimerInstall(PlatformTicksGetFunc);
 
-    MultiTimerStart(&timer1, 1000, exampleTimer1Callback, "1000ms CYCLE timer");
-    MultiTimerStart(&timer2, 5000, exampleTimer2Callback, "5000ms ONCE timer");
-    MultiTimerStart(&timer3, 3456, exampleTimer3Callback, "3456ms delay start, 4567ms CYCLE timer");
+    MultiTimerStart(&timer1, 1000, exampleTimer1Callback, "1000ms CYCLE timer", 1);
+    MultiTimerStart(&timer2, 5000, exampleTimer2Callback, "5000ms ONCE timer", 0);
+    MultiTimerStart(&timer3, 3456, exampleTimer3Callback, "3456ms delay start, 4567ms CYCLE timer", 0);
 
     while (1) {
         MultiTimerYield();

From 3a26279f236426f3b2bc828c006070f4020fd516 Mon Sep 17 00:00:00 2001
From: CloudSir <2301029643@qq.com>
Date: Wed, 16 Feb 2022 18:38:08 +0800
Subject: [PATCH 2/2] fix timer stop

---
 MultiTimer.c          |  1 +
 examples/test_linux.c | 13 +++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/MultiTimer.c b/MultiTimer.c
index bb003ff..c6e649a 100644
--- a/MultiTimer.c
+++ b/MultiTimer.c
@@ -53,6 +53,7 @@ int MultiTimerStart(MultiTimer* timer, uint64_t timing, MultiTimerCallback_t cal
 int MultiTimerStop(MultiTimer* timer)
 {
     MultiTimer** nextTimer = &timerList;
+    timer->is_repeated = 0;
     /* Find and remove timer. */
     for (; *nextTimer; nextTimer = &(*nextTimer)->next) {
         MultiTimer* entry = *nextTimer;
diff --git a/examples/test_linux.c b/examples/test_linux.c
index f3412cc..81760e1 100644
--- a/examples/test_linux.c
+++ b/examples/test_linux.c
@@ -6,6 +6,7 @@
 MultiTimer timer1;
 MultiTimer timer2;
 MultiTimer timer3;
+MultiTimer timer4;
 
 uint64_t PlatformTicksGetFunc(void)
 {
@@ -30,6 +31,17 @@ void exampleTimer3Callback(MultiTimer* timer, void *userData)
     MultiTimerStart(timer, 4567, exampleTimer3Callback, userData, 0);
 }
 
+int count = 0;
+void exampleTimer4Callback(MultiTimer* timer, void *userData)
+{
+    count++;
+    printf("[%012ld] Timer:%p callback-> %s.\r\n", PlatformTicksGetFunc(), timer, (char*)userData);
+    if (count >= 3) {
+        printf("Timer 4 stop.\n");
+        MultiTimerStop(timer);
+    }
+}
+
 int main(int argc, char *argv[])
 {
     MultiTimerInstall(PlatformTicksGetFunc);
@@ -37,6 +49,7 @@ int main(int argc, char *argv[])
     MultiTimerStart(&timer1, 1000, exampleTimer1Callback, "1000ms CYCLE timer", 1);
     MultiTimerStart(&timer2, 5000, exampleTimer2Callback, "5000ms ONCE timer", 0);
     MultiTimerStart(&timer3, 3456, exampleTimer3Callback, "3456ms delay start, 4567ms CYCLE timer", 0);
+    MultiTimerStart(&timer4, 2000, exampleTimer4Callback, "2000ms timer - Timer4, loop 3 times", 1);
 
     while (1) {
         MultiTimerYield();