From 50ac591a82fb5cdf24a40ace241bce345b299e59 Mon Sep 17 00:00:00 2001
From: yejian <596306006@qq.com>
Date: Sun, 17 Sep 2023 13:19:02 +0800
Subject: [PATCH] set_print

---
 c_wrapper/export.go   | 12 +-----------
 c_wrapper/protocol.go | 17 +++++++++++++++++
 2 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/c_wrapper/export.go b/c_wrapper/export.go
index b1253d1..8ed37dd 100644
--- a/c_wrapper/export.go
+++ b/c_wrapper/export.go
@@ -12,14 +12,6 @@ extern void Call_CB_S_I_S_S(CB_S_I_S_S func,char *,int errCode,char* errMsg,char
 extern void Call_CB_S_I_S_S_I(CB_S_I_S_S_I func,char *,int errCode,char* errMsg,char* data,int progress);
 extern CB_S DebugPrint;
 
-int CheckDebugPrint(){
-    if(DebugPrint == NULL){
-        return 0;
-    }else{
-        return 1;
-    }
-}
-
 */
 import "C"
 
@@ -33,9 +25,7 @@ func set_print(print C.CB_S) {
 }
 
 func DebugPrint(info string) {
-    if C.CheckDebugPrint() > 0 {
-        C.Call_CB_S(C.DebugPrint, C.CString(info))
-    }
+    C.Call_CB_S(C.DebugPrint, C.CString("DLL:"+info))
 }
 
 type Base struct {
diff --git a/c_wrapper/protocol.go b/c_wrapper/protocol.go
index 65ef0f2..c9aa97e 100644
--- a/c_wrapper/protocol.go
+++ b/c_wrapper/protocol.go
@@ -12,12 +12,20 @@ CB_S DebugPrint;
 
 void Call_CB_S(CB_S func,char* data)
 {
+    if(func == NULL){
+        printf("callback func is null\n");
+        return;
+    }
     func(data);
 }
 
 
 void Call_CB_I_S(CB_I_S func,int event,char* data)
 {
+    if(func == NULL){
+        printf("callback func is null\n");
+        return;
+    }
     func(event,data);
     if (data != NULL && data[0] != '\0')
     {
@@ -27,6 +35,10 @@ void Call_CB_I_S(CB_I_S func,int event,char* data)
 }
 void Call_CB_S_I_S_S(CB_S_I_S_S func,char* operationID, int errCode,char* errMsg,char* data)
 {
+    if(func == NULL){
+        printf("callback func is null\n");
+        return;
+    }
     func(operationID,errCode,errMsg,data);
     if (errMsg != NULL && errMsg[0] != '\0')
     {
@@ -46,6 +58,10 @@ void Call_CB_S_I_S_S(CB_S_I_S_S func,char* operationID, int errCode,char* errMsg
 }
 void Call_CB_S_I_S_S_I(CB_S_I_S_S_I func,char* operationID,int errCode,char* errMsg,char* data,int progress)
 {
+    if(func == NULL){
+        printf("callback func is null\n");
+        return;
+    }
     func(operationID,errCode,errMsg,data,progress);
     if (errMsg != NULL && errMsg[0] != '\0')
     {
@@ -63,6 +79,7 @@ void Call_CB_S_I_S_S_I(CB_S_I_S_S_I func,char* operationID,int errCode,char* err
         free(operationID);
     }
 }
+
 enum CONN_EVENT{
    CONNECTING,
    CONNECT_SUCCESS,