uh_get_con_sock(): New function

Signed-off-by: Jianhui Zhao <jianhuizhao329@gmail.com>

src/include/uhttp/uhttp.h

@@ -109,6 +109,8 @@ struct uh_str *uh_get_query(struct uh_connection *con);
 struct uh_str uh_get_var(struct uh_connection *con, const char *name);
 struct uh_str *uh_get_header(struct uh_connection *con, const char *name);
 
+int uh_get_con_sock(struct uh_connection *con);
+
 /* Unescapes strings like '%7B1,%202,%203%7D' would become '{1, 2, 3}' */
 int uh_unescape(const char *str, int len, char *out, int olen);
 

src/uhttp.c

@@ -582,6 +582,11 @@ inline struct uh_str *uh_get_query(struct uh_connection *con)
     return &con->req.query;
 }
 
+int uh_get_con_sock(struct uh_connection *con)
+{
+    return con->sock;
+}
+
 static inline char c2hex(char c)
 {
     return c >= '0' && c <= '9' ? c - '0' : c >= 'A' && c <= 'F' ? c - 'A' + 10 : c - 'a' + 10; /* accept small letters just in case */