python: Add HTTP/2 server using asyncio

python/cnghttp2.pxd

@@ -24,11 +24,215 @@ from libc.stdint cimport uint8_t, uint16_t, uint32_t, int32_t
 
 cdef extern from 'nghttp2/nghttp2.h':
 
+    const char NGHTTP2_PROTO_VERSION_ID[]
+    const char NGHTTP2_CLIENT_CONNECTION_HEADER[]
+    const size_t NGHTTP2_INITIAL_WINDOW_SIZE
+
+    ctypedef struct nghttp2_session:
+        pass
+
+    ctypedef enum nghttp2_error:
+        NGHTTP2_ERR_TEMPORAL_CALLBACK_FAILURE
+
+    ctypedef enum nghttp2_flag:
+        NGHTTP2_FLAG_NONE
+        NGHTTP2_FLAG_END_STREAM
+        NGHTTP2_FLAG_ACK
+
+    ctypedef enum nghttp2_error_code:
+        NGHTTP2_NO_ERROR
+        NGHTTP2_PROTOCOL_ERROR
+        NGHTTP2_INTERNAL_ERROR
+        NGHTTP2_SETTINGS_TIMEOUT
+
+    ctypedef enum nghttp2_frame_type:
+        NGHTTP2_DATA
+        NGHTTP2_HEADERS
+        NGHTTP2_RST_STREAM
+        NGHTTP2_SETTINGS
+        NGHTTP2_PUSH_PROMISE
+        NGHTTP2_GOAWAY
+
     ctypedef struct nghttp2_nv:
-          uint8_t *name
-          uint8_t *value
-          uint16_t namelen
-          uint16_t valuelen
+        uint8_t *name
+        uint8_t *value
+        uint16_t namelen
+        uint16_t valuelen
+
+    ctypedef enum nghttp2_settings_id:
+        SETTINGS_HEADER_TABLE_SIZE
+        NGHTTP2_SETTINGS_HEADER_TABLE_SIZE
+        NGHTTP2_SETTINGS_ENABLE_PUSH
+        NGHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS
+        NGHTTP2_SETTINGS_INITIAL_WINDOW_SIZE
+
+    ctypedef struct nghttp2_settings_entry:
+        int32_t settings_id
+        uint32_t value
+
+    ctypedef struct nghttp2_frame_hd:
+        size_t length
+        int32_t stream_id
+        uint8_t type
+        uint8_t flags
+
+    ctypedef struct nghttp2_data:
+        nghttp2_frame_hd hd
+        size_t padlen
+
+    ctypedef enum nghttp2_headers_category:
+        NGHTTP2_HCAT_REQUEST
+        NGHTTP2_HCAT_RESPONSE
+        NGHTTP2_HCAT_PUSH_RESPONSE
+        NGHTTP2_HCAT_HEADERS
+
+    ctypedef struct nghttp2_headers:
+        nghttp2_frame_hd hd
+        size_t padlen
+        nghttp2_nv *nva
+        size_t nvlen
+        nghttp2_headers_category cat
+        int32_t pri
+
+    ctypedef struct nghttp2_rst_stream:
+        nghttp2_frame_hd hd
+        nghttp2_error_code error_code
+
+
+    ctypedef struct nghttp2_push_promise:
+        nghttp2_frame_hd hd
+        nghttp2_nv *nva
+        size_t nvlen
+        int32_t promised_stream_id
+
+    ctypedef struct nghttp2_goaway:
+        nghttp2_frame_hd hd
+        int32_t last_stream_id
+        nghttp2_error_code error_code
+        uint8_t *opaque_data
+        size_t opaque_data_len
+
+    ctypedef union nghttp2_frame:
+        nghttp2_frame_hd hd
+        nghttp2_data data
+        nghttp2_headers headers
+        nghttp2_rst_stream rst_stream
+        nghttp2_push_promise push_promise
+        nghttp2_goaway goaway
+
+    ctypedef ssize_t (*nghttp2_send_callback)\
+        (nghttp2_session *session, const uint8_t *data, size_t length,
+         int flags, void *user_data)
+
+    ctypedef int (*nghttp2_on_frame_recv_callback)\
+        (nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
+
+    ctypedef int (*nghttp2_on_data_chunk_recv_callback)\
+        (nghttp2_session *session, uint8_t flags, int32_t stream_id,
+         const uint8_t *data, size_t length, void *user_data)
+
+    ctypedef int (*nghttp2_before_frame_send_callback)\
+        (nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
+
+    ctypedef int (*nghttp2_on_stream_close_callback)\
+        (nghttp2_session *session, int32_t stream_id,
+         nghttp2_error_code error_code, void *user_data)
+
+    ctypedef int (*nghttp2_on_begin_headers_callback)\
+        (nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
+
+    ctypedef int (*nghttp2_on_header_callback)\
+        (nghttp2_session *session,
+         const nghttp2_frame *frame,
+         const uint8_t *name, size_t namelen,
+         const uint8_t *value, size_t valuelen,
+         void *user_data)
+
+    ctypedef int (*nghttp2_on_frame_send_callback)\
+        (nghttp2_session *session, const nghttp2_frame *frame, void *user_data)
+
+    ctypedef int (*nghttp2_on_frame_not_send_callback)\
+        (nghttp2_session *session, const nghttp2_frame *frame,
+         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
+
+    int nghttp2_session_client_new(nghttp2_session **session_ptr,
+                                   const nghttp2_session_callbacks *callbacks,
+                                   void *user_data)
+
+    int nghttp2_session_server_new(nghttp2_session **session_ptr,
+                                   const nghttp2_session_callbacks *callbacks,
+                                   void *user_data)
+
+    void nghttp2_session_del(nghttp2_session *session)
+
+
+    ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
+                                     const uint8_t *data, size_t datalen)
+
+    ssize_t nghttp2_session_mem_send(nghttp2_session *session,
+                                     const uint8_t **data_ptr)
+
+    int nghttp2_session_send(nghttp2_session *session)
+
+    int nghttp2_session_want_read(nghttp2_session *session)
+
+    int nghttp2_session_want_write(nghttp2_session *session)
+
+    ctypedef union nghttp2_data_source:
+        int fd
+        void *ptr
+
+    ctypedef ssize_t (*nghttp2_data_source_read_callback)\
+        (nghttp2_session *session, int32_t stream_id,
+         uint8_t *buf, size_t length, int *eof,
+         nghttp2_data_source *source, void *user_data)
+
+    ctypedef struct nghttp2_data_provider:
+        nghttp2_data_source source
+        nghttp2_data_source_read_callback read_callback
+
+    int nghttp2_submit_request(nghttp2_session *session, int32_t pri,
+                               const nghttp2_nv *nva, size_t nvlen,
+                               const nghttp2_data_provider *data_prd,
+                               void *stream_user_data)
+
+    int nghttp2_submit_response(nghttp2_session *session,
+                                int32_t stream_id,
+                                const nghttp2_nv *nva, size_t nvlen,
+                                const nghttp2_data_provider *data_prd)
+
+    int nghttp2_submit_push_promise(nghttp2_session *session, uint8_t flags,
+                                    int32_t stream_id,
+                                    const nghttp2_nv *nva, size_t nvlen,
+                                    void *stream_user_data)
+
+    int nghttp2_submit_settings(nghttp2_session *session, uint8_t flags,
+                                const nghttp2_settings_entry *iv, size_t niv)
+
+    int nghttp2_submit_rst_stream(nghttp2_session *session, uint8_t flags,
+                                  int32_t stream_id,
+                                  nghttp2_error_code error_code)
+
+    void* nghttp2_session_get_stream_user_data(nghttp2_session *session,
+                                               uint32_t stream_id)
+
+    int nghttp2_session_set_stream_user_data(nghttp2_session *session,
+                                             uint32_t stream_id,
+                                             void *stream_user_data)
+
+    int nghttp2_session_terminate_session(nghttp2_session *session,
+                                          nghttp2_error_code error_code)
 
     const char* nghttp2_strerror(int lib_error_code)