#include <parser.hpp>

Classes
class	error_category_t
	class-specific error category More...

Public Types
enum	error_value_t { ERROR_INVALID_SPDY_FRAME = 1, ERROR_INVALID_SPDY_VERSION, ERROR_DECOMPRESSION, ERROR_PROTOCOL_ERROR, ERROR_INTERNAL_SPDY_ERROR, ERROR_MISSING_HEADER_DATA }
	class-specific error code values More...

Public Member Functions
	parser ()
	constructs a new parser object (default constructor) More...

	~parser ()
	destructor More...

boost::tribool	parse (http_protocol_info &http_headers, boost::system::error_code &ec, const decompressor_ptr &decompressor, const char *packet_ptr, boost::uint32_t &length_packet, boost::uint32_t current_stream_count)

const char *	get_spdy_data_content ()
	Get the pointer to the first character to the spdy data contect. More...

const char *	get_spdy_read_pointer ()
	Get the pointer to the first character to the spdy data contect. More...

Static Public Member Functions
static spdy_frame_type	get_spdy_frame_type (const char *ptr)

static bool	is_spdy_control_frame (const char *ptr)

static boost::uint32_t	get_control_frame_stream_id (const char *ptr)

Protected Member Functions
void	set_read_ptr (const char *ptr)
	resets the read pointer More...

bool	populate_frame (boost::system::error_code &ec, spdy_control_frame_info &frame, boost::uint32_t &length_packet, boost::uint32_t &stream_id, http_protocol_info &http_headers)

void	parse_header_payload (boost::system::error_code &ec, const decompressor_ptr &decompressor, const spdy_control_frame_info &frame, http_protocol_info &http_headers, boost::uint32_t current_stream_count)

void	parse_spdy_data (boost::system::error_code &ec, const spdy_control_frame_info &frame, boost::uint32_t stream_id, http_protocol_info &http_info)

void	parse_spdy_settings_frame (boost::system::error_code &ec, const spdy_control_frame_info &frame)

void	parse_spdy_rst_stream (boost::system::error_code &ec, const spdy_control_frame_info &frame)

void	parse_spdy_ping_frame (boost::system::error_code &ec, const spdy_control_frame_info &frame)

void	parse_spdy_goaway_frame (boost::system::error_code &ec, const spdy_control_frame_info &frame)

void	parse_spdy_window_update_frame (boost::system::error_code &ec, const spdy_control_frame_info &frame)

boost::tribool	parse_spdy_frame (boost::system::error_code &ec, const decompressor_ptr &decompressor, http_protocol_info &http_headers, boost::uint32_t &length_packet, boost::uint32_t current_stream_count)

Static Protected Member Functions
static void	create_error_category (void)
	creates the unique parser error_category_t More...

static error_category_t &	get_error_category (void)
	returns an instance of parser::error_category_t More...

static void	set_error (boost::system::error_code &ec, error_value_t ev)

Detailed Description

parser : parsers and reads the SPDY frames

Member Enumeration Documentation

enum pion::spdy::parser::error_value_t

class-specific error code values

Enumerator
ERROR_INVALID_SPDY_FRAME
ERROR_INVALID_SPDY_VERSION
ERROR_DECOMPRESSION
ERROR_PROTOCOL_ERROR
ERROR_INTERNAL_SPDY_ERROR
ERROR_MISSING_HEADER_DATA

Constructor & Destructor Documentation

pion::spdy::parser::parser ( )

constructs a new parser object (default constructor)

pion::spdy::parser::~parser ( )

inline

destructor

Member Function Documentation

void pion::spdy::parser::create_error_category ( void )

staticprotected

creates the unique parser error_category_t

Referenced by get_error_category().

boost::uint32_t pion::spdy::parser::get_control_frame_stream_id ( const char * ptr )

static

get the stream id for the spdy control frame

Returns: true if it is a control frame else returns false

References pion::algorithm::to_uint32().

static error_category_t& pion::spdy::parser::get_error_category ( void )

inlinestaticprotected

returns an instance of parser::error_category_t

References create_error_category().

const char* pion::spdy::parser::get_spdy_data_content ( )

inline

Get the pointer to the first character to the spdy data contect.

spdy_frame_type pion::spdy::parser::get_spdy_frame_type ( const char * ptr )

static

checks if the frame is spdy frame or not

Returns: true if it is a frame else returns false

References pion::spdy::spdy_control_frame, pion::spdy::spdy_data_frame, and pion::spdy::spdy_invalid_frame.

const char* pion::spdy::parser::get_spdy_read_pointer ( )

inline

Get the pointer to the first character to the spdy data contect.

bool pion::spdy::parser::is_spdy_control_frame ( const char * ptr )

static

checks if the frame is spdy control frame or not

Returns: true if it is a control frame else returns false

References SPDY_INVALID, and pion::algorithm::to_uint16().

boost::tribool pion::spdy::parser::parse	(	http_protocol_info &	http_headers,
		boost::system::error_code &	ec,
		const decompressor_ptr &	decompressor,
		const char *	packet_ptr,
		boost::uint32_t &	length_packet,
		boost::uint32_t	current_stream_count
	)

parse a SPDY packet

Returns: boost::tribool result of parsing: false = SPDY frame has an error, true = finished parsing SPDY frame, indeterminate = not yet finished parsing SPDY frame

References parse_spdy_frame(), and set_read_ptr().

void pion::spdy::parser::parse_header_payload	(	boost::system::error_code &	ec,
		const decompressor_ptr &	decompressor,
		const spdy_control_frame_info &	frame,
		http_protocol_info &	http_headers,
		boost::uint32_t	current_stream_count
	)

protected

parses an the header payload for SPDY

References ERROR_DECOMPRESSION, ERROR_INVALID_SPDY_FRAME, pion::spdy::_http_protocol_info_t::http_headers, pion::spdy::spdy_control_frame_info::length, PION_LOG_ERROR, set_error(), SPDY_HEADERS, SPDY_SYN_REPLY, SPDY_SYN_STREAM, pion::spdy::_http_protocol_info_t::stream_id, pion::algorithm::to_uint16(), pion::algorithm::to_uint32(), and pion::spdy::spdy_control_frame_info::type.

Referenced by parse_spdy_frame().

void pion::spdy::parser::parse_spdy_data	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame,
		boost::uint32_t	stream_id,
		http_protocol_info &	http_info
	)

protected

parses the data for SPDY

References pion::spdy::spdy_control_frame_info::flags, pion::spdy::_http_protocol_info_t::last_chunk, and SPDY_FLAG_FIN.

Referenced by parse_spdy_frame().

boost::tribool pion::spdy::parser::parse_spdy_frame	(	boost::system::error_code &	ec,
		const decompressor_ptr &	decompressor,
		http_protocol_info &	http_headers,
		boost::uint32_t &	length_packet,
		boost::uint32_t	current_stream_count
	)

protected

parse a SPDY frame (protected implementation)

Returns: boost::tribool result of parsing: false = SPDY frame has an error, true = finished parsing SPDY frame, indeterminate = not yet finished parsing SPDY frame

There was an error; No need to further parse.

References pion::spdy::spdy_control_frame_info::control_bit, ERROR_INVALID_SPDY_FRAME, ERROR_INVALID_SPDY_VERSION, HTTP_DATA, HTTP_REQUEST, HTTP_RESPONSE, pion::spdy::_http_protocol_info_t::http_type, pion::spdy::spdy_control_frame_info::length, MIN_SPDY_VERSION, parse_header_payload(), parse_spdy_data(), parse_spdy_goaway_frame(), parse_spdy_ping_frame(), parse_spdy_rst_stream(), parse_spdy_settings_frame(), parse_spdy_window_update_frame(), PION_LOG_ERROR, populate_frame(), set_error(), SPDY_CONTROL, SPDY_CREDENTIAL, SPDY_DATA, SPDY_GOAWAY, SPDY_HEADERS, SPDY_PING, SPDY_RST_STREAM, SPDY_SETTINGS, SPDY_SYN_REPLY, SPDY_SYN_STREAM, SPDY_WINDOW_UPDATE, pion::spdy::spdy_control_frame_info::type, and pion::spdy::spdy_control_frame_info::version.

Referenced by parse().

void pion::spdy::parser::parse_spdy_goaway_frame	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame
	)

protected

parses an the GoAway Frame for SPDY

References ERROR_INTERNAL_SPDY_ERROR, ERROR_PROTOCOL_ERROR, pion::spdy::spdy_control_frame_info::length, PION_LOG_ERROR, PION_LOG_INFO, set_error(), and pion::algorithm::to_uint32().

Referenced by parse_spdy_frame().

void pion::spdy::parser::parse_spdy_ping_frame	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame
	)

protected

parses an the Ping Frame for SPDY

References pion::spdy::spdy_control_frame_info::length, PION_LOG_INFO, and pion::algorithm::to_uint32().

Referenced by parse_spdy_frame().

void pion::spdy::parser::parse_spdy_rst_stream	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame
	)

protected

parses an the RST stream for SPDY

References pion::spdy::spdy_control_frame_info::flags, pion::spdy::spdy_control_frame_info::length, PION_LOG_INFO, pion::spdy::rst_stream_status(), and pion::algorithm::to_uint32().

Referenced by parse_spdy_frame().

void pion::spdy::parser::parse_spdy_settings_frame	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame
	)

protected

parses an the Settings Frame for SPDY

Referenced by parse_spdy_frame().

void pion::spdy::parser::parse_spdy_window_update_frame	(	boost::system::error_code &	ec,
		const spdy_control_frame_info &	frame
	)

protected

parses an the WindowUpdate Frame for SPDY

Referenced by parse_spdy_frame().

bool pion::spdy::parser::populate_frame	(	boost::system::error_code &	ec,
		spdy_control_frame_info &	frame,
		boost::uint32_t &	length_packet,
		boost::uint32_t &	stream_id,
		http_protocol_info &	http_headers
	)