#include <ev.h>
#include <pbl.h>
#include "modules/cque.h"
#include "net_com.h"
#include "subscribe.h"
#include "teonet_l0_client.h"

Data Structures
struct	ksnLNullData
	File: l0-server.h Author: Kirill Scherba kiril.nosp@m.l@sc.nosp@m.herba.nosp@m..ru More...

struct	ksnLNullClass
	ksnLNull Class structure definition More...

struct	ksnLNullSPacket
	L0 Server resend to peer packet data structure. More...

Typedefs
typedef struct ksnLNullData	ksnLNullData
	File: l0-server.h Author: Kirill Scherba kiril.nosp@m.l@sc.nosp@m.herba.nosp@m..ru More...

typedef struct ksnLNullClass	ksnLNullClass
	ksnLNull Class structure definition More...

typedef struct ksnLNullSPacket	ksnLNullSPacket
	L0 Server resend to peer packet data structure. More...

Functions
ksnLNullClass *	ksnLNullInit (void *ke)
	Initialize ksnLNull module class. More...

void	ksnLNullDestroy (ksnLNullClass *kl)
	Destroy ksnLNull module class. More...

int	ksnLNullSendToL0 (void ke, char addr, int port, char cname, size_t cname_length, uint8_t cmd, void data, size_t data_len)
	Send data to L0 client. More...

int	ksnLNullSendEchoToL0 (void ke, char addr, int port, char cname, size_t cname_length, void data, size_t data_len)
	Send echo to L0 client. More...

int	ksnLNullSendEchoToL0A (void ke, char addr, int port, char cname, size_t cname_length, void data, size_t data_len)

int	ksnLNullClientIsConnected (ksnLNullClass kl, char client_name)
	Check if L0 client is connected and return it FD. More...

teonet_client_data_ar *	ksnLNullClientsList (ksnLNullClass *kl)
	Create list of clients. More...

size_t	ksnLNullClientsListLength (teonet_client_data_ar *clients_data)
	Return size of teonet_client_data_ar data. More...

ksnLNullSStat *	ksnLNullStat (ksnLNullClass *kl)
	Get L0 server statistic. More...

int	ksnLNulltrudpCheckPaket (ksnLNullClass kl, ksnCorePacketData rd)
	Check and process L0 packet received through TR-UDP. More...

ssize_t	ksnLNullPacketSend (ksnLNullClass kl, int fd, void pkg, size_t pkg_length)
	Send packet to L0 client. More...

void	ksnLNullClientDisconnect (ksnLNullClass *kl, int fd, int remove_f)
	Disconnect l0 Server client. More...

teoLNullEncryptionContext *	ksnLNullClientGetCrypto (ksnLNullClass *kl, int fd)
	Returns L0 client encryption context and return it if available. More...

Typedef Documentation

typedef struct ksnLNullClass ksnLNullClass

ksnLNull Class structure definition

typedef struct ksnLNullData ksnLNullData

File: l0-server.h Author: Kirill Scherba kiril.nosp@m.l@sc.nosp@m.herba.nosp@m..ru

Created on October 8, 2015, 1:39 PM L0 Server map data structure

typedef struct ksnLNullSPacket ksnLNullSPacket

L0 Server resend to peer packet data structure.

Function Documentation

void ksnLNullClientDisconnect	(	ksnLNullClass *	kl,
		int	fd,
		int	remove_f
	)

Disconnect l0 Server client.

Called when client disconnected or when the L0 Server closing. Close TCP connections and remove data from L0 Server clients map.

Parameters

kl	Pointer to ksnLNullClass
fd	TCP client connection file descriptor
remove_f	If true than remove disconnected record from map

References _send_subscribe_event_disconnected(), CONNECT, ksnetEvMgrClass::ev_loop, EVENT_MANAGER_OBJECT, free(), ksn_printf, malloc(), ksnLNullClass::map, ksnLNullClass::map_n, MODULE, ksnLNullData::name, ksnLNullData::name_length, pblMapRemoveFree(), ksnLNullData::read_buffer, ksnLNullData::read_buffer_ptr, ksnLNullData::read_buffer_size, ksnLNullData::server_crypt, ksnLNullClass::stat, ksnLNullData::t_addr, and ksnLNullData::w.

Referenced by _check_connected(), cmd_l0_kick_client(), ksnLNulltrudpCheckPaket(), and trudp_event_cb().

teoLNullEncryptionContext* ksnLNullClientGetCrypto	(	ksnLNullClass *	kl,
		int	fd
	)

Returns L0 client encryption context and return it if available.

Parameters

kl	Pointer to ksnLNullClass
fd	Client name connection fd

Returns: teoLNullEncryptionContext pointer or null if not available

References ksnLNullData::server_crypt.

int ksnLNullClientIsConnected	(	ksnLNullClass *	kl,
		char *	client_name
	)

Check if L0 client is connected and return it FD.

Parameters

kl	Pointer to ksnLNullClass
client_name	Client name

Returns: Connection fd or NULL ifnot connected

References ksnLNullClass::map_n.

Referenced by cmd_l0_check_cb(), cmd_l0_kick_client(), cmd_l0_to_cb(), and ksnCoreSendCmdto().

teonet_client_data_ar* ksnLNullClientsList ( ksnLNullClass * kl )

Create list of clients.

Parameters

kl

Returns

References EVENT_MANAGER_OBJECT, ksnLNullClass::fd, teonet_cfg::l0_allow_f, malloc(), ksnLNullClass::map, ksnLNullData::name, and ksnetEvMgrClass::teo_cfg.

size_t ksnLNullClientsListLength ( teonet_client_data_ar * clients_data )

inline

Return size of teonet_client_data_ar data.

Parameters

clients_data

Returns: Size of teonet_client_data_ar data

void ksnLNullDestroy ( ksnLNullClass * kl )

Destroy ksnLNull module class.

Parameters

kl	Pointer to ksnLNullClass

References free(), ksnLNullClass::map, and ksnLNullClass::map_n.

Referenced by modules_destroy().

ksnLNullClass* ksnLNullInit ( void * ke )

Initialize ksnLNull module class.

Parameters

ke	Pointer to ksnetEvMgrClass

Returns: Pointer to created ksnLNullClass or NULL if error occurred

References ksnLNullClass::fd_trudp, ksnLNullClass::ke, ke, malloc(), ksnLNullClass::map, ksnLNullClass::map_n, and ksnLNullClass::stat.

Referenced by modules_init().

ssize_t ksnLNullPacketSend	(	ksnLNullClass *	kl,
		int	fd,
		void *	pkg,
		size_t	pkg_length
	)

Send packet to L0 client.

Parameters

fd	L0 client socket
pkg	Package to send
pkg_length	Package length

Returns: Length of send data or -1 at error

< Remote address

< Remote address length

References CMD_TRUDP_CHECK, dump_bytes(), EVENT_MANAGER_OBJECT, ksnLNullClass::ke, ksn_printf, ksnTRUDPsendto(), MODULE, ksnLNullData::server_crypt, ksnLNullClass::stat, ksnLNullData::t_addr, and ksnLNullData::t_port.

Referenced by _check_connected(), cmd_l0_to_cb(), and ksnCoreSendCmdto().

int ksnLNullSendEchoToL0	(	void *	ke,
		char *	addr,
		int	port,
		char *	cname,
		size_t	cname_length,
		void *	data,
		size_t	data_len
	)

Send echo to L0 client.

Parameters

ke	Pointer to ksnetEvMgrClass
addr	IP address of remote peer
port	Port of remote peer
cname	L0 client name (include trailing zero)
cname_length	Length of the L0 client name
data	Data
data_len	Data length

Returns: Return 0 if success; -1 if data length is too lage (more than 32319)

References CMD_ECHO, free(), kc, ksnCommandEchoBuffer(), and ksnLNullSendToL0().

Referenced by teo::Teonet::sendEchoToL0().

int ksnLNullSendEchoToL0A	(	void *	ke,
		char *	addr,
		int	port,
		char *	cname,
		size_t	cname_length,
		void *	data,
		size_t	data_len
	)

References ksnCorePacketData::addr, CMD_ECHO, free(), ksnCorePacketData::from, ksnCorePacketData::from_len, kc, ksnCommandEchoBuffer(), ksnCorePacketData::l0_f, ksnCorePacketData::port, rd, and sendCmdAnswerToBinaryA().

Referenced by teo::Teonet::sendEchoToL0A().

int ksnLNullSendToL0	(	void *	ke,
		char *	addr,
		int	port,
		char *	cname,
		size_t	cname_length,
		uint8_t	cmd,
		void *	data,
		size_t	data_len
	)

Send data to L0 client.

Usually it is an answer to request from L0 client

Parameters

ke	Pointer to ksnetEvMgrClass
addr	IP address of remote peer
port	Port of remote peer
cname	L0 client name (include trailing zero)
cname_length	Length of the L0 client name
cmd	Command
data	Data
data_len	Data length

Returns: Return 0 if success; -1 if data length is too lage (more than 32319)

References ksnLNullSPacket::client_name_length, ksnLNullSPacket::cmd, CMD_L0_TO, ksnLNullSPacket::data_length, DEBUG_VV, free(), kc, ksn_printf, ksnCoreSendto(), malloc(), MODULE, and ksnLNullSPacket::payload.

Referenced by ksnLNullSendEchoToL0(), sendCmdAnswerToBinaryA(), teo::Teonet::sendToL0(), and teoSScrSend().

ksnLNullSStat* ksnLNullStat ( ksnLNullClass * kl )

Get L0 server statistic.

Parameters

kl	Pointer to ksnLNullClass

Returns: Pointer to ksnLNullSStat or NULL if L0 server has not started

References ksnLNullClass::stat.

Referenced by metric_teonet_count().

int ksnLNulltrudpCheckPaket	(	ksnLNullClass *	kl,
		ksnCorePacketData *	rd
	)

Check and process L0 packet received through TR-UDP.

Parameters

data
data_len

Returns

References ksnCorePacketData::addr, ksnCorePacketData::cmd, ksnCorePacketData::data, ksnCorePacketData::data_len, DEBUG_VV, EVENT_MANAGER_OBJECT, ksnLNullClass::fd, ksnetEvMgrClass::kc, ksn_printf, ksnLNullClientDisconnect(), ksnCoreClass::ku, MODULE, ksnCorePacketData::port, and recvCheck().

Referenced by ksnCoreProcessPacket().

Data Structures

Typedefs

Functions

Typedef Documentation

Function Documentation