add types: string_array_t and key_value_array_t

src/common_define.h

@@ -182,12 +182,24 @@ typedef struct
     int len;
 } string_t;
 
+typedef struct
+{
+    string_t *strings;
+    int count;
+} string_array_t;
+
 typedef struct
 {
     string_t key;
     string_t value;
 } key_value_pair_t;
 
+typedef struct
+{
+    key_value_pair_t *kv_pairs;
+    int count;
+} key_value_array_t;
+
 typedef void (*FreeDataFunc)(void *ptr);
 typedef int (*CompareFunc)(void *p1, void *p2);
 typedef void* (*MallocFunc)(size_t size);