http parser implementation based on http-parser

.gitignore

@@ -21,6 +21,7 @@
 .vimrc
 aiohttp/_multidict.c
 aiohttp/_multidict.html
+aiohttp/_parser.c
 bin
 build
 cover

Makefile

@@ -79,6 +79,10 @@ clean:
 	@rm -f aiohttp/_websocket.c
 	@rm -f aiohttp/_websocket.*.so
 	@rm -f aiohttp/_websocket.*.pyd
+	@rm -f aiohttp/_parser.html
+	@rm -f aiohttp/_parser.c
+	@rm -f aiohttp/_parser.*.so
+	@rm -f aiohttp/_parser.*.pyd
 	@rm -rf .tox
 
 doc:

aiohttp/_cparser.pxd

@@ -0,0 +1,139 @@
+from libc.stdint cimport uint16_t, uint32_t, uint64_t
+
+
+cdef extern from "../vendor/http-parser/http_parser.h":
+    ctypedef int (*http_data_cb) (http_parser*,
+                                  const char *at,
+                                  size_t length) except -1
+
+    ctypedef int (*http_cb) (http_parser*) except -1
+
+    struct http_parser:
+        unsigned int type
+        unsigned int flags
+        unsigned int state
+        unsigned int header_state
+        unsigned int index
+
+        uint32_t nread
+        uint64_t content_length
+
+        unsigned short http_major
+        unsigned short http_minor
+        unsigned int status_code
+        unsigned int method
+        unsigned int http_errno
+
+        unsigned int upgrade
+
+        void *data
+
+    struct http_parser_settings:
+        http_cb      on_message_begin
+        http_data_cb on_url
+        http_data_cb on_status
+        http_data_cb on_header_field
+        http_data_cb on_header_value
+        http_cb      on_headers_complete
+        http_data_cb on_body
+        http_cb      on_message_complete
+        http_cb      on_chunk_header
+        http_cb      on_chunk_complete
+
+    enum http_parser_type:
+        HTTP_REQUEST,
+        HTTP_RESPONSE,
+        HTTP_BOTH
+
+    enum http_errno:
+        HPE_OK,
+        HPE_CB_message_begin,
+        HPE_CB_url,
+        HPE_CB_header_field,
+        HPE_CB_header_value,
+        HPE_CB_headers_complete,
+        HPE_CB_body,
+        HPE_CB_message_complete,
+        HPE_CB_status,
+        HPE_CB_chunk_header,
+        HPE_CB_chunk_complete,
+        HPE_INVALID_EOF_STATE,
+        HPE_HEADER_OVERFLOW,
+        HPE_CLOSED_CONNECTION,
+        HPE_INVALID_VERSION,
+        HPE_INVALID_STATUS,
+        HPE_INVALID_METHOD,
+        HPE_INVALID_URL,
+        HPE_INVALID_HOST,
+        HPE_INVALID_PORT,
+        HPE_INVALID_PATH,
+        HPE_INVALID_QUERY_STRING,
+        HPE_INVALID_FRAGMENT,
+        HPE_LF_EXPECTED,
+        HPE_INVALID_HEADER_TOKEN,
+        HPE_INVALID_CONTENT_LENGTH,
+        HPE_INVALID_CHUNK_SIZE,
+        HPE_INVALID_CONSTANT,
+        HPE_INVALID_INTERNAL_STATE,
+        HPE_STRICT,
+        HPE_PAUSED,
+        HPE_UNKNOWN
+
+    enum flags:
+        F_CHUNKED,
+        F_CONNECTION_KEEP_ALIVE,
+        F_CONNECTION_CLOSE,
+        F_CONNECTION_UPGRADE,
+        F_TRAILING,
+        F_UPGRADE,
+        F_SKIPBODY
+
+    enum http_method:
+        DELETE, GET, HEAD, POST, PUT, CONNECT, OPTIONS, TRACE, COPY,
+        LOCK, MKCOL, MOVE, PROPFIND, PROPPATCH, SEARCH, UNLOCK, BIND,
+        REBIND, UNBIND, ACL, REPORT, MKACTIVITY, CHECKOUT, MERGE,
+        MSEARCH, NOTIFY, SUBSCRIBE, UNSUBSCRIBE, PATCH, PURGE, MKCALENDAR,
+        LINK, UNLINK
+
+    void http_parser_init(http_parser *parser, http_parser_type type)
+
+    size_t http_parser_execute(http_parser *parser,
+                               const http_parser_settings *settings,
+                               const char *data,
+                               size_t len)
+
+    int http_should_keep_alive(const http_parser *parser)
+
+    void http_parser_settings_init(http_parser_settings *settings)
+
+    const char *http_errno_name(http_errno err)
+    const char *http_errno_description(http_errno err)
+    const char *http_method_str(http_method m)
+
+    # URL Parser
+
+    enum http_parser_url_fields:
+        UF_SCHEMA   = 0,
+        UF_HOST     = 1,
+        UF_PORT     = 2,
+        UF_PATH     = 3,
+        UF_QUERY    = 4,
+        UF_FRAGMENT = 5,
+        UF_USERINFO = 6,
+        UF_MAX      = 7
+
+    struct http_parser_url_field_data:
+        uint16_t off
+        uint16_t len
+
+    struct http_parser_url:
+        uint16_t field_set
+        uint16_t port
+        http_parser_url_field_data[<int>UF_MAX] field_data
+
+    void http_parser_url_init(http_parser_url *u)
+
+    int http_parser_parse_url(const char *buf,
+                              size_t buflen,
+                              int is_connect,
+                              http_parser_url *u)