api: register endian handlers for reply messages

Endian handlers was not registered for reply messages.
Causing endian-neutral handlers to crash.

Type: fix
Signed-off-by: Ole Troan <ot@cisco.com>
Change-Id: Id14173300ee1ab2601e92d58c70d2fa260814b69
diff --git a/src/plugins/dhcp/dhcp.api b/src/plugins/dhcp/dhcp.api
index 9d8ca4c..4611d5f 100644
--- a/src/plugins/dhcp/dhcp.api
+++ b/src/plugins/dhcp/dhcp.api
@@ -264,7 +264,7 @@
 /** \brief Tell client about a DHCP completion event
     @param client_index - opaque cookie to identify the sender
 */
-manual_endian manual_print define dhcp_proxy_details
+define dhcp_proxy_details
 {
   u32 context;
   u32 rx_vrf_id;
diff --git a/src/plugins/dhcp/dhcp_test.c b/src/plugins/dhcp/dhcp_test.c
index 0eb87ab..c1894ec 100644
--- a/src/plugins/dhcp/dhcp_test.c
+++ b/src/plugins/dhcp/dhcp_test.c
@@ -142,9 +142,6 @@
   return ret;
 }
 
-#define vl_api_dhcp_proxy_details_t_endian vl_noop_handler
-#define vl_api_dhcp_proxy_details_t_print vl_noop_handler
-
 static void
 vl_api_dhcp_proxy_details_t_handler (vl_api_dhcp_proxy_details_t * mp)
 {
diff --git a/src/tools/vppapigen/vppapigen_c.py b/src/tools/vppapigen/vppapigen_c.py
index bf55739..59dbbc9 100644
--- a/src/tools/vppapigen/vppapigen_c.py
+++ b/src/tools/vppapigen/vppapigen_c.py
@@ -644,6 +644,19 @@
               '                                  .is_autoendian = 0}};\n'
               .format(n=s.caller, ID=s.caller.upper()))
         write('   vl_msg_api_config (&c);\n')
+        try:
+            d = define_hash[s.reply]
+            write('   c = (vl_msg_api_msg_config_t) {{.id = VL_API_{ID} + msg_id_base,\n'
+                  '                                  .name = "{n}",\n'
+                  '                                  .handler = 0,\n'
+                  '                                  .cleanup = vl_noop_handler,\n'
+                  '                                  .endian = vl_api_{n}_t_endian,\n'
+                  '                                  .print = vl_api_{n}_t_print,\n'
+                  '                                  .is_autoendian = 0}};\n'
+                  .format(n=s.reply, ID=s.reply.upper()))
+            write('   vl_msg_api_config (&c);\n')
+        except KeyError:
+            pass
 
     write('   return msg_id_base;\n')
     write('}\n')
diff --git a/src/vlibapi/api_helper_macros.h b/src/vlibapi/api_helper_macros.h
index c7348cf..8fc0bd5 100644
--- a/src/vlibapi/api_helper_macros.h
+++ b/src/vlibapi/api_helper_macros.h
@@ -43,6 +43,25 @@
     vl_api_send_msg (rp, (u8 *)rmp);                                    \
 } while(0);
 
+#define REPLY_MACRO_END(t)                                              \
+do {                                                                    \
+    vl_api_registration_t *rp;                                          \
+    rv = vl_msg_api_pd_handler (mp, rv);                                \
+    rp = vl_api_client_index_to_registration (mp->client_index);        \
+    if (rp == 0)                                                        \
+      return;                                                           \
+                                                                        \
+    rmp = vl_msg_api_alloc (sizeof (*rmp));                             \
+    rmp->_vl_msg_id = t+(REPLY_MSG_ID_BASE);                            \
+    rmp->context = mp->context;                                         \
+    rmp->retval = rv;                                                   \
+    api_main_t *am = vlibapi_get_main ();				\
+    void (*endian_fp) (void *);						\
+    endian_fp = am->msg_endian_handlers[t+(REPLY_MSG_ID_BASE)];		\
+    (*endian_fp) (rmp);							\
+    vl_api_send_msg (rp, (u8 *)rmp);                                    \
+} while(0);
+
 #define REPLY_MACRO2(t, body)                                           \
 do {                                                                    \
     vl_api_registration_t *rp;                                          \
@@ -74,7 +93,7 @@
     do {body;} while (0);                                               \
     api_main_t *am = vlibapi_get_main ();				\
     void (*endian_fp) (void *);						\
-    endian_fp = am->msg_endian_handlers[t];				\
+    endian_fp = am->msg_endian_handlers[t+(REPLY_MSG_ID_BASE)];		\
     (*endian_fp) (rmp);							\
     vl_api_send_msg (rp, (u8 *)rmp);                                    \
 } while(0);