diff --git a/src/ShimLib/ShimLib.c b/src/ShimLib/ShimLib.c
index a3e2953..e0a5992 100644
--- a/src/ShimLib/ShimLib.c
+++ b/src/ShimLib/ShimLib.c
@@ -1,86 +1,86 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include "ShimLib.h"
-typedef  void(*error_cb)(const char * msg);
+typedef  void(*error_cb)(const char* msg);
 
 int statusCountFlag = 0;
 error_cb innerCallback = NULL;
 
 
-int InitLib(error_cb cb ){
-    innerCallback = cb;
-    innerCallback("e 11111");
-    return 0;
+int InitLib(error_cb cb) {
+	innerCallback = cb;
+	//innerCallback("e 11111");
+	return 0;
 }
 
-int ScanControl(ScanAction actionType){
-    switch (actionType) {
-        case SCAN:
-            printf("Do Scan!\r\n");
-            statusCountFlag = 2;
-            break;
-        case PREVIEW_SCAN:
-            statusCountFlag = 1;
-            printf("Do preview!\r\n");
-            break;
-        case STOP:
-            statusCountFlag = 0;
-            printf("Stop everything!\r\n");
-            break;
-    }
-    return 0;
+int ScanControl(ScanAction actionType) {
+	switch (actionType) {
+	case SCAN:
+		printf("Do Scan!\r\n");
+		statusCountFlag = 2;
+		break;
+	case PREVIEW_SCAN:
+		statusCountFlag = 1;
+		printf("Do preview!\r\n");
+		break;
+	case STOP:
+		statusCountFlag = 0;
+		printf("Stop everything!\r\n");
+		break;
+	}
+	return 0;
 }
 
-StatusInfo GetStatus(){
-    StatusInfo inf;
-    switch(statusCountFlag)
-    {
-        case 0:
-            inf.status = READY;
-            break;
-        case 1:
-            inf.status = SCANNING;
-            inf.progress = 0.0f;
-            break;
-        case 2:
-            inf.status = SCANNING;
-            inf.progress = 0.3f;
-            statusCountFlag++;
-            break;
-        case 3:
-            inf.status = SCANNING;
-            inf.progress = 0.6f;
-            statusCountFlag++;
-            break;
-        case 4:
-            inf.status = SCANNING;
-            inf.progress = 0.9f;
-            statusCountFlag++;
-            break;
-        case 5:
-            inf.status = SCANNING;
-            inf.progress = 1.0f;
-            statusCountFlag=0;
-            break;
-        case 6:
-//        case 7:
-//            inf.status = BUSY;
-//            statusCountFlag++;
-//            break;
-//        case 8:
-            inf.status = BUSY;
-            statusCountFlag=0;
-            break;
-        default:
-            inf.status = BUSY;
-            statusCountFlag=0;
-    }
-    return inf;
+StatusInfo GetStatus() {
+	StatusInfo inf;
+	switch (statusCountFlag)
+	{
+	case 0:
+		inf.status = READY;
+		break;
+	case 1:
+		inf.status = SCANNING;
+		inf.progress = 0.0f;
+		break;
+	case 2:
+		inf.status = SCANNING;
+		inf.progress = 0.3f;
+		statusCountFlag++;
+		break;
+	case 3:
+		inf.status = SCANNING;
+		inf.progress = 0.6f;
+		statusCountFlag++;
+		break;
+	case 4:
+		inf.status = SCANNING;
+		inf.progress = 0.9f;
+		statusCountFlag++;
+		break;
+	case 5:
+		inf.status = SCANNING;
+		inf.progress = 1.0f;
+		statusCountFlag = 0;
+		break;
+	case 6:
+		//        case 7:
+		//            inf.status = BUSY;
+		//            statusCountFlag++;
+		//            break;
+		//        case 8:
+		inf.status = BUSY;
+		statusCountFlag = 0;
+		break;
+	default:
+		inf.status = BUSY;
+		statusCountFlag = 0;
+	}
+	return inf;
 }
 
 //result, 0 success, other false
-int SetScanInfo(const char * jsonString, int empty){
-    return 0;
+int SetScanInfo(const char* jsonString, int empty) {
+	return 0;
 }
 
 int preivew_change_flag = 0;
@@ -90,27 +90,27 @@ const size_t Col = 140;
 
 #define BUFFER_SIZE Row * Col
 
-const char * FRAME_FILE_PATH_1 = "./img1_v2.bin";
-const char * FRAME_FILE_PATH_2 = "./pre_image.bin";
-const char * GetPreviewData(){
-    FILE *file;
-    preivew_change_flag++;
-    preivew_change_flag = preivew_change_flag%2;
-//    _sleep(2000);
-    if(file = fopen(preivew_change_flag?FRAME_FILE_PATH_1:FRAME_FILE_PATH_2,"rb")){
-        unsigned char * buffer = malloc(sizeof(unsigned char)*BUFFER_SIZE);
-        fread(buffer, sizeof(unsigned char),BUFFER_SIZE, file);
-        fclose(file);
-        return buffer;
-    }
+const char* FRAME_FILE_PATH_1 = "./img1_v2.bin";
+const char* FRAME_FILE_PATH_2 = "./pre_image.bin";
+const char* GetPreviewData() {
+	FILE* file;
+	preivew_change_flag++;
+	preivew_change_flag = preivew_change_flag % 2;
+	//    _sleep(2000);
+	if (file = fopen(preivew_change_flag ? FRAME_FILE_PATH_1 : FRAME_FILE_PATH_2, "rb")) {
+		unsigned char* buffer = malloc(sizeof(unsigned char) * BUFFER_SIZE);
+		fread(buffer, sizeof(unsigned char), BUFFER_SIZE, file);
+		fclose(file);
+		return buffer;
+	}
 
-    return NULL;
+	return NULL;
 }
 
-const char * GetDeviceInfo(DeviceInfo infoType){
-    switch (infoType) {
-        case  MEAN_TEMPERATURE:
-            return "28";
-    }
-    return "";
+const char* GetDeviceInfo(DeviceInfo infoType) {
+	switch (infoType) {
+	case  MEAN_TEMPERATURE:
+		return "28";
+	}
+	return "";
 }