-fix misc warnings

src/include/microhttpd2.h

@@ -6749,7 +6749,7 @@ MHD_FN_PAR_IN_SIZE_ (6,5);
  * @param urh the HTTP-Upgraded handle
  * @param recv_buf_size the size of the @a recv_buf
  * @param recv_buf the buffer to receive the data
- * @param[out] received_size the pointer to variable to get amount of received data
+ * @param received_size the pointer to variable to get amount of received data
  * @param max_wait_millisec the maximum wait time for the data,
  *                          non-blocking operation if set to zero,
  *                          wait indefinitely if larger or equal to

src/tests/client_server/libtest.h

@@ -61,7 +61,7 @@ struct MHDT_PhaseContext
  * @return error message, NULL on success
  */
 typedef const char *
-(*MHDT_ClientLogic)(void *cls,
+(*MHDT_ClientLogic)(const void *cls,
                     const struct MHDT_PhaseContext *pc);
 
 
@@ -74,7 +74,7 @@ typedef const char *
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_get_root (void *cls,
+MHDT_client_get_root (const void *cls,
                       const struct MHDT_PhaseContext *pc);
 
 
@@ -89,7 +89,7 @@ MHDT_client_get_root (void *cls,
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_get_with_query (void *cls,
+MHDT_client_get_with_query (const void *cls,
                             const struct MHDT_PhaseContext *pc);
 
 
@@ -103,7 +103,7 @@ MHDT_client_get_with_query (void *cls,
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_set_header (void *cls,
+MHDT_client_set_header (const void *cls,
                         const struct MHDT_PhaseContext *pc);
 
 
@@ -118,7 +118,7 @@ MHDT_client_set_header (void *cls,
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_expect_header (void *cls,
+MHDT_client_expect_header (const void *cls,
                            const struct MHDT_PhaseContext *pc);
 
 
@@ -131,7 +131,7 @@ MHDT_client_expect_header (void *cls,
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_put_data (void *cls,
+MHDT_client_put_data (const void *cls,
                       const struct MHDT_PhaseContext *pc);
 
 
@@ -144,7 +144,7 @@ MHDT_client_put_data (void *cls,
  * @return error message, NULL on success
  */
 const char *
-MHDT_client_chunk_data (void *cls,
+MHDT_client_chunk_data (const void *cls,
                         const struct MHDT_PhaseContext *pc);
 
 
@@ -256,7 +256,7 @@ struct MHDT_PostInstructions
  */
 const char *
 MHDT_client_do_post (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc);
 
 
@@ -280,7 +280,7 @@ struct MHDT_Phase
   /**
    * Closure for @e server_cb.
    */
-  void *server_cb_cls;
+  const void *server_cb_cls;
 
   /**
    * Logic for the CURL client for this phase.
@@ -290,7 +290,7 @@ struct MHDT_Phase
   /**
    * Closure for @e client_cb.
    */
-  void *client_cb_cls;
+  const void *client_cb_cls;
 
   /**
    * How long is the phase allowed to run at most before
@@ -541,7 +541,7 @@ MHDT_server_reply_check_post (
  * @return error message, NULL on success
  */
 typedef const char *
-(*MHDT_ServerSetup)(void *cls,
+(*MHDT_ServerSetup)(const void *cls,
                     struct MHD_Daemon *d);
 
 
@@ -554,7 +554,7 @@ typedef const char *
  * @return error message, NULL on success
  */
 const char *
-MHDT_server_setup_minimal (void *cls,
+MHDT_server_setup_minimal (const void *cls,
                            struct MHD_Daemon *d);
 
 

src/tests/client_server/libtest_convenience.c

@@ -33,7 +33,7 @@
 
 
 const char *
-MHDT_server_setup_minimal (void *cls,
+MHDT_server_setup_minimal (const void *cls,
                            struct MHD_Daemon *d)
 {
   const struct MHD_DaemonOptionAndValue *options = cls;

src/tests/client_server/libtest_convenience_client_request.c

@@ -228,7 +228,7 @@ check_status (CURL *c,
 
 const char *
 MHDT_client_get_root (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc)
 {
   const char *text = cls;
@@ -257,7 +257,7 @@ MHDT_client_get_root (
 
 const char *
 MHDT_client_get_with_query (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc)
 {
   const char *args = cls;
@@ -294,8 +294,9 @@ MHDT_client_get_with_query (
 
 
 const char *
-MHDT_client_set_header (void *cls,
-                        const struct MHDT_PhaseContext *pc)
+MHDT_client_set_header (
+  const void *cls,
+  const struct MHDT_PhaseContext *pc)
 {
   const char *hdr = cls;
   CURL *c;
@@ -339,7 +340,7 @@ MHDT_client_set_header (void *cls,
 
 
 const char *
-MHDT_client_expect_header (void *cls,
+MHDT_client_expect_header (const void *cls,
                            const struct MHDT_PhaseContext *pc)
 {
 #ifdef HAVE_LIBCRUL_NEW_HDR_API
@@ -469,7 +470,7 @@ read_cb (void *ptr,
 
 const char *
 MHDT_client_put_data (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc)
 {
   const char *text = cls;
@@ -532,7 +533,7 @@ MHDT_client_put_data (
 
 const char *
 MHDT_client_chunk_data (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc)
 {
   const char *text = cls;
@@ -588,10 +589,10 @@ MHDT_client_chunk_data (
 
 const char *
 MHDT_client_do_post (
-  void *cls,
+  const void *cls,
   const struct MHDT_PhaseContext *pc)
 {
-  struct MHDT_PostInstructions *pi = cls;
+  const struct MHDT_PostInstructions *pi = cls;
   CURL *c;
   struct curl_slist *request_hdr = NULL;