oc_udp.c File Reference

ChocoOS. More...

#include <oc_udp.h>
#include <oc_intman.h>
#include <oc_list.h>
#include <oc_event.h>
#include <oc_mutex.h>
#include <oc_module.h>
#include <oc_processman.h>
#include <oc_memman.h>
#include <oc_netifman.h>

Go to the source code of this file.

Data Structures
struct	ReservationData_t
struct	SavedPacket_t
struct	PacketFilterData_t

Functions
static bool	PacketFilterFunction (oC_Net_Packet_t *Packet, const void *Parameter, oC_Netif_t Netif)
	function used in NetifMan for filtering packets
static ReservationData_t *	FindReservation (oC_Udp_Port_t Port, oC_Process_t Process)
	finds reservation of port or process
static uint16_t	CalculateChecksum (oC_Udp_Packet_t *Packet)
	calculates checksum for a packet
static bool	IsSpecialPort (oC_Udp_Port_t Port)
	returns true if port is special port
static bool	IsPortReserved (oC_Udp_Port_t Port)
	checks if port is reserved
static void	ConvertHeaderToNetworkEndianess (oC_Udp_Header_t *Header)
	converts UDP header to network endianess
static void	ConvertHeaderFromNetworkEndianess (oC_Udp_Header_t *Header)
	converts UDP header from network endianess
oC_ErrorCode_t	oC_Udp_TurnOn (void)
	turns on UDP module More...
oC_ErrorCode_t	oC_Udp_TurnOff (void)
	turns off UDP module More...
bool	oC_Udp_IsPortReserved (oC_Udp_Port_t Port, oC_Process_t Process)
	checks if the given UDP port is reserved More...
oC_ErrorCode_t	oC_Udp_ReservePort (oC_Udp_Port_t *Port, oC_Time_t Timeout)
	reserves a UDP port More...
oC_ErrorCode_t	oC_Udp_ReleasePort (oC_Udp_Port_t Port, oC_Time_t Timeout)
	releases a port More...
oC_ErrorCode_t	oC_Udp_ReleaseAllPortsReservedBy (oC_Process_t Process, oC_Time_t Timeout)
	releases all ports reserved by the process More...
uint16_t	oC_Udp_Packet_GetMaximumDataSize (oC_Net_PacketType_t Type)
	returns maximum size of the data for UDP packet
oC_Udp_Packet_t *	oC_Udp_Packet_New (Allocator_t PacketAllocator, oC_Net_PacketType_t Type, const void *Data, uint16_t Size)
	allocates memory for a UDP packet More...
bool	oC_Udp_Packet_Delete (oC_Udp_Packet_t **Packet)
	release memory allocated for a UDP packet
uint16_t	oC_Udp_Packet_GetDataSize (const oC_Udp_Packet_t *Packet)
	returns size of the data inside UDP packet
bool	oC_Udp_Packet_SetData (oC_Udp_Packet_t *Packet, const void *Data, uint16_t Size)
	sets data inside UDP packet
oC_ErrorCode_t	oC_Udp_Packet_ReadData (const oC_Udp_Packet_t *Packet, void *outData, uint16_t Size)
	reads data of the UDP packet
void *	oC_Udp_Packet_GetDataReference (oC_Udp_Packet_t *Packet)
	returns reference to the data inside UDP packet
oC_ErrorCode_t	oC_Udp_Send (oC_Netif_t Netif, oC_Udp_Port_t LocalPort, const oC_Net_Address_t *Destination, oC_Udp_Packet_t *Packet, oC_Time_t Timeout)
	sends UDP packet More...
oC_ErrorCode_t	oC_Udp_Receive (oC_Netif_t Netif, oC_Udp_Port_t LocalPort, oC_Udp_Packet_t *Packet, oC_Time_t Timeout)
	receives UDP packet More...
oC_ErrorCode_t	oC_Udp_CalculateChecksum (oC_Udp_Packet_t *Packet, bool *outChecksumCorrect, uint16_t *outExpectedChecksum)
	Calculates checksum for UDP packet. More...

Detailed Description

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Author

Patryk Kubiak

Note

Copyright (C) 2016 Patryk Kubiak patry.nosp@m.k.ku.nosp@m.biak9.nosp@m.0@gm.nosp@m.ail.c.nosp@m.om

Copyright

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

Definition in file oc_udp.c.