Add EXPR PLUS region table and Maat_set_scan_status function to indicate the district.

src/entry/map_str2int.cpp

@@ -1,21 +1,35 @@
 #include <MESA/MESA_htable.h>
+
 void map_tmp_free(void* ptr)
 {
 	free(ptr);
 }
+
+long read_map_val(void *data, const uchar *key, uint size, void *user_arg)
+{
+	if(data!=NULL)
+	{
+		*(int*)user_arg=*(int*)data;
+		return 1;
+	}
+	else
+	{
+		return 0;
+	}
+}
 MESA_htable_handle map_create(void)
 {
 	MESA_htable_handle string2int_map;
 	MESA_htable_create_args_t hargs;
 	memset(&hargs,0,sizeof(hargs));
 	hargs.thread_safe=1;
-	hargs.hash_slot_size = 1024*1024;
+	hargs.hash_slot_size = 4*1024;
 	hargs.max_elem_num = 0;
 	hargs.eliminate_type = HASH_ELIMINATE_ALGO_LRU;
 	hargs.expire_time = 0;
 	hargs.key_comp = NULL;
 	hargs.key2index = NULL;
-	hargs.recursive = 0;
+	hargs.recursive = 1;
 	hargs.data_free = map_tmp_free;
 	hargs.data_expire_with_condition = NULL;
 	string2int_map=MESA_htable_create(&hargs, sizeof(hargs));
@@ -31,20 +45,28 @@ int map_register(MESA_htable_handle handle,const char* string,int value)
 {
 	unsigned int size=strlen(string);
 	unsigned char *key=(unsigned char *)string;
-	int *data=(int*)malloc(sizeof(int));
 	int ret=0;
+	int * data= (int*)malloc(sizeof(int));
 	*data=value;
 	ret=MESA_htable_add(handle,key,size,data);
+	if(ret<0)
+	{
+		free(data);
+	}
 	return ret;
 }
 int map_str2int(MESA_htable_handle handle,const char* string,int* value)
 {
 	int *data=NULL;
+	long cb_ret=0;
 	unsigned int size=strlen(string);
-	data=(int*)MESA_htable_search(handle,(unsigned char*)string,size);
-	if(data!=NULL)
+	
+	data=(int*)MESA_htable_search_cb(handle,(unsigned char*)string,size,
+									read_map_val,value,&cb_ret);
+									
+//	data=(int*)MESA_htable_search(handle,(unsigned char*)string,size);
+	if(cb_ret>0)
 	{
-		*value=*data;
 		return 1;
 	}
 	else