python: Fix build error

python/cnghttp2.pxd

@@ -102,7 +102,7 @@ cdef extern from 'nghttp2/nghttp2.h':
 
     ctypedef struct nghttp2_rst_stream:
         nghttp2_frame_hd hd
-        nghttp2_error_code error_code
+        uint32_t error_code
 
 
     ctypedef struct nghttp2_push_promise:
@@ -114,7 +114,7 @@ cdef extern from 'nghttp2/nghttp2.h':
     ctypedef struct nghttp2_goaway:
         nghttp2_frame_hd hd
         int32_t last_stream_id
-        nghttp2_error_code error_code
+        uint32_t error_code
         uint8_t *opaque_data
         size_t opaque_data_len
 
@@ -142,7 +142,7 @@ cdef extern from 'nghttp2/nghttp2.h':
 
     ctypedef int (*nghttp2_on_stream_close_callback)\
         (nghttp2_session *session, int32_t stream_id,
-         nghttp2_error_code error_code, void *user_data)
+         uint32_t error_code, void *user_data)
 
     ctypedef int (*nghttp2_on_begin_headers_callback)\
         (nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
@@ -163,15 +163,47 @@ cdef extern from 'nghttp2/nghttp2.h':
          int lib_error_code, void *user_data)
 
     ctypedef struct nghttp2_session_callbacks:
-        nghttp2_send_callback send_callback
-        nghttp2_on_frame_recv_callback on_frame_recv_callback
-        nghttp2_on_data_chunk_recv_callback on_data_chunk_recv_callback
-        nghttp2_before_frame_send_callback before_frame_send_callback
-        nghttp2_on_frame_send_callback on_frame_send_callback
-        nghttp2_on_frame_not_send_callback on_frame_not_send_callback
-        nghttp2_on_stream_close_callback on_stream_close_callback
-        nghttp2_on_begin_headers_callback on_begin_headers_callback
-        nghttp2_on_header_callback on_header_callback
+        pass
+
+    int nghttp2_session_callbacks_new(
+        nghttp2_session_callbacks **callbacks_ptr)
+
+    void nghttp2_session_callbacks_del(nghttp2_session_callbacks *callbacks)
+
+    void nghttp2_session_callbacks_set_send_callback(
+        nghttp2_session_callbacks *cbs, nghttp2_send_callback send_callback)
+
+    void nghttp2_session_callbacks_set_on_frame_recv_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_frame_recv_callback on_frame_recv_callback)
+
+    void nghttp2_session_callbacks_set_on_data_chunk_recv_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_data_chunk_recv_callback on_data_chunk_recv_callback)
+
+    void nghttp2_session_callbacks_set_before_frame_send_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_before_frame_send_callback before_frame_send_callback)
+
+    void nghttp2_session_callbacks_set_on_frame_send_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_frame_send_callback on_frame_send_callback)
+
+    void nghttp2_session_callbacks_set_on_frame_not_send_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_frame_not_send_callback on_frame_not_send_callback)
+
+    void nghttp2_session_callbacks_set_on_stream_close_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_stream_close_callback on_stream_close_callback)
+
+    void nghttp2_session_callbacks_set_on_begin_headers_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_begin_headers_callback on_begin_headers_callback)
+
+    void nghttp2_session_callbacks_set_on_header_callback(
+        nghttp2_session_callbacks *cbs,
+        nghttp2_on_header_callback on_header_callback)
 
     int nghttp2_session_client_new(nghttp2_session **session_ptr,
                                    const nghttp2_session_callbacks *callbacks,
@@ -233,7 +265,7 @@ cdef extern from 'nghttp2/nghttp2.h':
 
     int nghttp2_submit_rst_stream(nghttp2_session *session, uint8_t flags,
                                   int32_t stream_id,
-                                  nghttp2_error_code error_code)
+                                  uint32_t error_code)
 
     void* nghttp2_session_get_stream_user_data(nghttp2_session *session,
                                                uint32_t stream_id)
@@ -243,7 +275,7 @@ cdef extern from 'nghttp2/nghttp2.h':
                                              void *stream_user_data)
 
     int nghttp2_session_terminate_session(nghttp2_session *session,
-                                          nghttp2_error_code error_code)
+                                          uint32_t error_code)
 
     const char* nghttp2_strerror(int lib_error_code)
 

python/nghttp2.pyx

@@ -430,7 +430,7 @@ cdef int server_on_frame_not_send(cnghttp2.nghttp2_session *session,
 
 cdef int server_on_stream_close(cnghttp2.nghttp2_session *session,
                                 int32_t stream_id,
-                                cnghttp2.nghttp2_error_code error_code,
+                                uint32_t error_code,
                                 void *user_data):
     cdef http2 = <_HTTP2SessionCore>user_data
 
@@ -479,7 +479,7 @@ cdef class _HTTP2SessionCore:
     cdef settings_timer
 
     def __cinit__(self, transport, handler_class):
-        cdef cnghttp2.nghttp2_session_callbacks callbacks
+        cdef cnghttp2.nghttp2_session_callbacks *callbacks
         cdef cnghttp2.nghttp2_settings_entry iv[2]
         cdef int rv
 
@@ -490,17 +490,32 @@ cdef class _HTTP2SessionCore:
         self.handlers = set()
         self.settings_timer = None
 
-        memset(&callbacks, 0, sizeof(callbacks))
-        callbacks.on_header_callback = server_on_header
-        callbacks.on_begin_headers_callback = server_on_begin_headers
-        callbacks.on_frame_recv_callback = server_on_frame_recv
-        callbacks.on_stream_close_callback = server_on_stream_close
-        callbacks.on_frame_send_callback = server_on_frame_send
-        callbacks.on_frame_not_send_callback = server_on_frame_not_send
-        callbacks.on_data_chunk_recv_callback = server_on_data_chunk_recv
+        rv = cnghttp2.nghttp2_session_callbacks_new(&callbacks)
 
-        rv = cnghttp2.nghttp2_session_server_new(&self.session, &callbacks,
+        if rv != 0:
+            raise Exception('nghttp2_session_callbacks_new failed: {}'.format\
+                            (_strerror(rv)))
+
+        cnghttp2.nghttp2_session_callbacks_set_on_header_callback(
+            callbacks, server_on_header)
+        cnghttp2.nghttp2_session_callbacks_set_on_begin_headers_callback(
+            callbacks, server_on_begin_headers)
+        cnghttp2.nghttp2_session_callbacks_set_on_frame_recv_callback(
+            callbacks, server_on_frame_recv)
+        cnghttp2.nghttp2_session_callbacks_set_on_stream_close_callback(
+            callbacks, server_on_stream_close)
+        cnghttp2.nghttp2_session_callbacks_set_on_frame_send_callback(
+            callbacks, server_on_frame_send)
+        cnghttp2.nghttp2_session_callbacks_set_on_frame_not_send_callback(
+            callbacks, server_on_frame_not_send)
+        cnghttp2.nghttp2_session_callbacks_set_on_data_chunk_recv_callback(
+            callbacks, server_on_data_chunk_recv)
+
+        rv = cnghttp2.nghttp2_session_server_new(&self.session, callbacks,
                                                  <void*>self)
+
+        cnghttp2.nghttp2_session_callbacks_del(callbacks)
+
         if rv != 0:
             raise Exception('nghttp2_session_server_new failed: {}'.format\
                             (_strerror(rv)))