diff --git a/datalink814_ge/unit_test/linklayer_emulate_unit_test.c b/datalink814_ge/unit_test/linklayer_emulate_unit_test.c
index 2408a45..0c1984b 100644
--- a/datalink814_ge/unit_test/linklayer_emulate_unit_test.c
+++ b/datalink814_ge/unit_test/linklayer_emulate_unit_test.c
@@ -8,27 +8,31 @@
 #include "linklayer/linklayer814.h"
 #include "linklayer/msg_def.h"
 
-#define TIME_INT_REG	(0x00000008>>2)
-#define TIME_FRAC_REG	(0x0000000C>>2)
-#define TIME_ADJ_INT	(0x0000001C>>2)
-#define TIME_ADJ_FRAC	(0x00000020>>2)
-#define TIME_ADJ_TRIG	(0x00000024>>2)
-#define CNTSTEP_OPT		(0x00000028>>2)
+#define TIME_INT_REG (0x00000008 >> 2)
+#define TIME_FRAC_REG (0x0000000C >> 2)
+#define TIME_ADJ_INT (0x0000001C >> 2)
+#define TIME_ADJ_FRAC (0x00000020 >> 2)
+#define TIME_ADJ_TRIG (0x00000024 >> 2)
+#define CNTSTEP_OPT (0x00000028 >> 2)
 
-TIMECTRL_INST* tmcInstPtr = NULL;
-PHY_INST* phyInstPtr = NULL;
-L2_INST* linkInstPtr = NULL;
+TIMECTRL_INST *tmcInstPtr = NULL;
+PHY_INST *phyInstPtr = NULL;
+L2_INST *linkInstPtr = NULL;
 
 uint32_t tmcReg[32] = {0};
 uint32_t phycReg[512] = {0};
 
-uint8_t bmTemplate[INTRA_BM_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = {
+
+uint8_t bmTemplate[INTRA_BM_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = 
+{
 	0x08, 0x21, 0x04, 0x06, 0x00, 0xF3, 0xA8, 0xCB, 
 	0x00, 0xA0, 0x49, 0x00, 0x9A, 0x04, 0x13, 0x1E, 
 	0x45, 0xE7, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 
 	0xAA, 0xAA, 0xAA, 0xAA, 0xAA
 };
-uint8_t w2acqTemplate[INTRA_W2ACQ_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = {
+
+uint8_t w2acqTemplate[INTRA_W2ACQ_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = 
+{
 	0xCC, 0x71, 0x21, 0xA8, 0x0A, 0x00, 0x00, 0x00, 
 	0x00, 0x1A, 0xFF, 0x00, 0xFF, 0x00, 0xFF, 0x00, 
 	0xF0, 0xF0, 0x2A, 0x0F, 0x0F, 0xF0, 0x0F, 0x00, 
@@ -62,7 +66,9 @@ uint8_t w2acqTemplate[INTRA_W2ACQ_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))
 	0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 
 	0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA
 };
-uint8_t mgmtTemplate[INTRA_MGMT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = {
+
+uint8_t mgmtTemplate[INTRA_MGMT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = 
+{
 	0xCC, 0xC3, 0x99, 0x99, 0x83, 0x99, 0x99, 0x99, 
 	0x99, 0xA5, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xBA, 
 	0xBB, 0x9B, 0x19, 0xCC, 0xCC, 0xDD, 0xDD, 0xEE, 
@@ -96,7 +102,9 @@ uint8_t mgmtTemplate[INTRA_MGMT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8)))
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
-uint8_t rttTemplate[INTRA_RTT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = {
+
+uint8_t rttTemplate[INTRA_RTT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = 
+{
 	0xDC, 0xA3, 0x10, 0x44, 0x98, 0x99, 0x99, 0x99, 
 	0x99, 0x05, 0x00, 0x00, 0x00, 0x50, 0x32, 0x01, 
 	0x00, 0x90, 0x99, 0xFF, 0xFF, 0xFF, 0x99, 0x99, 
@@ -130,7 +138,9 @@ uint8_t rttTemplate[INTRA_RTT_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) =
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
-uint8_t svcTemplate[INTRA_SVC_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = {
+
+uint8_t svcTemplate[INTRA_SVC_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) = 
+{
 	0xF0, 0xFF, 0x00, 0x21, 0x88, 0x00, 0x00, 0xF0,
 	0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0x56, 0x00, 0x00,
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
@@ -165,8 +175,8 @@ uint8_t svcTemplate[INTRA_SVC_FRAME_LENGTH_MAX] __attribute__ ((aligned (8))) =
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x64, 0xB5,
 };
 
-
-L2_CONFIG l2Config = {
+L2_CONFIG l2Config = 
+{
 	.myType = L2_NODE_HEAD,
 	.isInterHead = false,
 	.myId = 1,
@@ -178,7 +188,8 @@ L2_CONFIG l2Config = {
 	.tmcInstPtr = NULL
 };
 
-PHY_CONFIG l1Config = {
+PHY_CONFIG l1Config = 
+{
 	.devId = 0,
 	.txBramId = 0,
 	.rxBramId = 0,
@@ -186,17 +197,21 @@ PHY_CONFIG l1Config = {
 	.baseAddr = (uintptr_t)phycReg
 };
 
-TIMECTRL_CONFIG tmcConfig = {
+TIMECTRL_CONFIG tmcConfig = 
+{
 	.baseAddr = (uintptr_t)tmcReg,
 	.reset = 10
 };
 
-inline uint32_t rand_range(uint32_t a, uint32_t b){
+int32_t rand_range(uint32_t a, uint32_t b);
+inline int32_t rand_range(uint32_t a, uint32_t b)
+{
 	ASSERT(b > a);
 	return (rand() % (b + 1 - a) + a);
 }
 
-void linklayer_setup(void){
+void linklayer_setup(void)
+{
 	int32_t Status;
 	Status = TimeCtrl_Init(&tmcInstPtr, &tmcConfig);
 	ASSERT_EQUAL(SUCCESS, Status);
@@ -211,18 +226,20 @@ void linklayer_setup(void){
 	ASSERT_EQUAL(SUCCESS, Status);
 }
 
-void linklayer_teardown(void){
+void linklayer_teardown(void)
+{
 	Linklayer_Destroy(linkInstPtr);
 	Phy_Destroy(phyInstPtr);
 	TimeCtrl_Destroy(tmcInstPtr);
 }
 
-void forge_bm_frame(uint8_t* buff, uint8_t nodeId, uint16_t clustId, uint16_t headId, uint64_t time) {
+void forge_bm_frame(uint8_t *buff, uint8_t nodeId, uint16_t clustId, uint16_t headId, uint64_t time)
+{
 	BIT_ARRAY bitarr = {
-		.words = (uint64_t*)buff,
-		.num_of_bits = INTRA_BM_FRAME_LENGTH_MAX*8,
-		.num_of_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX*8),
-		.capacity_in_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX*8),
+		.words = (uint64_t *)buff,
+		.num_of_bits = INTRA_BM_FRAME_LENGTH_MAX * 8,
+		.num_of_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX * 8),
+		.capacity_in_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX * 8),
 	};
 	memcpy(buff, bmTemplate, INTRA_BM_FRAME_LENGTH_MAX);
 	uint64_t dataChunk;
@@ -249,13 +266,14 @@ void forge_bm_frame(uint8_t* buff, uint8_t nodeId, uint16_t clustId, uint16_t he
 	L2_CrcAppend(buff, BM_MSG_CRC_OFFSET / 8, BM_MSG_CRC_OFFSET / 8, L2_CRC8_31);
 }
 
-void forge_w2acq_frame(uint8_t* buff, L2_NODE_TYPE nodeType, uint16_t srcId, uint16_t destId, 
-						uint16_t clustId, uint32_t netStartTime, L2_NODE_STATE state) {
+void forge_w2acq_frame(uint8_t *buff, L2_NODE_TYPE nodeType, uint16_t srcId, uint16_t destId,
+					   uint16_t clustId, uint32_t netStartTime, L2_NODE_STATE state)
+{
 	BIT_ARRAY bitarr = {
-		.words = (uint64_t*)buff,
-		.num_of_bits = INTRA_W2ACQ_FRAME_LENGTH_MAX*8,
-		.num_of_words = roundup_bits2words64(INTRA_W2ACQ_FRAME_LENGTH_MAX*8),
-		.capacity_in_words = roundup_bits2words64(INTRA_W2ACQ_FRAME_LENGTH_MAX*8),
+		.words = (uint64_t *)buff,
+		.num_of_bits = INTRA_W2ACQ_FRAME_LENGTH_MAX * 8,
+		.num_of_words = roundup_bits2words64(INTRA_W2ACQ_FRAME_LENGTH_MAX * 8),
+		.capacity_in_words = roundup_bits2words64(INTRA_W2ACQ_FRAME_LENGTH_MAX * 8),
 	};
 	memcpy(buff, w2acqTemplate, INTRA_W2ACQ_FRAME_LENGTH_MAX);
 
@@ -272,7 +290,8 @@ void forge_w2acq_frame(uint8_t* buff, L2_NODE_TYPE nodeType, uint16_t srcId, uin
 	dataChunk = (destId & 0x001F) | ((clustId & 0x001F) << 5);
 	FrameInsertChunk(&bitarr, NS_MSG_INI_LEN_OFFSET, NS_MSG_INI_LEN_LEN, dataChunk);
 	/* current net stage */
-	switch (state) {
+	switch (state)
+	{
 	case L2_INIT_STATE:
 		dataChunk = NET_INI_STAGE;
 		break;
@@ -296,17 +315,19 @@ void forge_w2acq_frame(uint8_t* buff, L2_NODE_TYPE nodeType, uint16_t srcId, uin
 	L2_CrcAppend(buff, W2ACQ_FRAME_CRC_DLEN, W2ACQ_FRAME_CRC_POS, L2_CRC16_8005);
 }
 
-void forge_mgmt_frame(uint8_t* buff, L2_NODE_STATE state) {
+void forge_mgmt_frame(uint8_t *buff, L2_NODE_STATE state)
+{
 	BIT_ARRAY bitarr = {
-		.words = (uint64_t*)buff,
-		.num_of_bits = INTRA_MGMT_FRAME_LENGTH_MAX*8,
-		.num_of_words = roundup_bits2words64(INTRA_MGMT_FRAME_LENGTH_MAX*8),
-		.capacity_in_words = roundup_bits2words64(INTRA_MGMT_FRAME_LENGTH_MAX*8),
+		.words = (uint64_t *)buff,
+		.num_of_bits = INTRA_MGMT_FRAME_LENGTH_MAX * 8,
+		.num_of_words = roundup_bits2words64(INTRA_MGMT_FRAME_LENGTH_MAX * 8),
+		.capacity_in_words = roundup_bits2words64(INTRA_MGMT_FRAME_LENGTH_MAX * 8),
 	};
 	memcpy(buff, mgmtTemplate, INTRA_MGMT_FRAME_LENGTH_MAX);
 
 	uint64_t dataChunk;
-	switch (state) {
+	switch (state)
+	{
 	case L2_INIT_STATE:
 		dataChunk = NET_INI_STAGE;
 		break;
@@ -329,13 +350,14 @@ void forge_mgmt_frame(uint8_t* buff, L2_NODE_STATE state) {
 	}
 }
 
-void forge_rtt_frame(uint8_t* buff, uint16_t srcId, uint16_t destId, 
-					uint16_t clustId, const TIME_WORD* timeStamp, uint32_t doppler) {
+void forge_rtt_frame(uint8_t *buff, uint16_t srcId, uint16_t destId,
+					 uint16_t clustId, const TIME_WORD *timeStamp, uint32_t doppler)
+{
 	BIT_ARRAY bitarr = {
-		.words = (uint64_t*)buff,
-		.num_of_bits = INTRA_BM_FRAME_LENGTH_MAX*8,
-		.num_of_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX*8),
-		.capacity_in_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX*8),
+		.words = (uint64_t *)buff,
+		.num_of_bits = INTRA_BM_FRAME_LENGTH_MAX * 8,
+		.num_of_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX * 8),
+		.capacity_in_words = roundup_bits2words64(INTRA_BM_FRAME_LENGTH_MAX * 8),
 	};
 	memcpy(buff, rttTemplate, INTRA_BM_FRAME_LENGTH_MAX);
 	uint64_t dataChunk;