Takes care of loading the configured firewall driver and provides a generic API for updating the firewall rules. More...

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Defines
#define	FWRULE_ADD 0x101
#define	FWRULE_DELETE 0x102
#define	FWRULE_BLACKLIST 0x103
Functions
int	eFW_load (eurephiaCTX ctx, const char intf)
int	eFW_unload (eurephiaCTX *ctx)
void	eFW_StartFirewall (eurephiaCTX *ctx)
void	eFW_StopFirewall (eurephiaCTX *ctx)
int	eFW_UpdateFirewall (eurephiaCTX ctx, int mode, const char macaddr, const char fwdest, const char fwprofile)

Detailed Description

Takes care of loading the configured firewall driver and provides a generic API for updating the firewall rules.

Author:: David Sommerseth <dazo@users.sourceforge.net>

Date:: 2008-08-10

Definition in file eurephiafw.h.

Define Documentation

#define FWRULE_ADD 0x101

Add a new firewall rule

Definition at line 35 of file eurephiafw.h.

#define FWRULE_BLACKLIST 0x103

Blacklist an IP address in the firewall

Definition at line 37 of file eurephiafw.h.

#define FWRULE_DELETE 0x102

Delete an existing firewall rule

Definition at line 36 of file eurephiafw.h.

Function Documentation

int eFW_load	(	eurephiaCTX *	ctx,
		const char *	intf
	)

Loads the given firewall driver/interface

Parameters:

	ctx	eurephiaCTX
	intf	full path to the firewall interface

Returns:: Returns 1 on success, otherwise 0.

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Informational messages. Log level should be < 5

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Informational messages. Log level should be < 5

< Input data or processing revealed unexpected data. Log level never > 2

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

Definition at line 86 of file eurephiafw.c.

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void eFW_StartFirewall ( eurephiaCTX * ctx )

Starts the firewall thread. It is started as a separate process, to make sure it will run with root privileges.

Parameters:

ctx

eurephiaCTX

< Alias for LOG_CRITICAL

< Operation failed and might have been aborted. Log level always 0

< The context should not have any privileges at all

< Alias for LOG_PANIC

< Action failed an program could not continue to run. Log level always 0

< Informational messages. Log level should be < 5

< Alias for LOG_PANIC

< Action failed an program could not continue to run. Log level always 0

< Informational messages. Log level should be < 5

< Alias for LOG_PANIC

< Action failed an program could not continue to run. Log level always 0

< Informational messages. Log level should be < 5

< Alias for LOG_CRITICAL

< Operation failed and might have been aborted. Log level always 0

< Messages intended when debugging. Only for log level > 10

< Informational messages. Log level should be < 5

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Messages intended when debugging. Only for log level > 10

< Informational messages. Log level should be < 5

< Alias for LOG_ERROR, in case it is not defined

< API errors but not sever, program can continue to run

< Alias for LOG_ERROR, in case it is not defined

< API errors but not sever, program can continue to run

< Blacklist an IP address in the firewall

Definition at line 137 of file eurephiafw.c.

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void eFW_StopFirewall ( eurephiaCTX * ctx )

Stops the firewall update process.

Parameters:

ctx

eurephiaCTX

< Informational messages. Log level should be < 5

< Alias for LOG_CRITICAL

< Operation failed and might have been aborted. Log level always 0

< Alias for LOG_CRITICAL

< Operation failed and might have been aborted. Log level always 0

< Alias for LOG_PANIC

< Action failed an program could not continue to run. Log level always 0

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Alias for LOG_PANIC

< Action failed an program could not continue to run. Log level always 0

< Informational messages. Log level should be < 5

Definition at line 296 of file eurephiafw.c.

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int eFW_unload ( eurephiaCTX * ctx )

Unloads the firewall driver

Parameters:

ctx

eurephiaCTX

Returns:: Returns 1 on success, otherwise 0.

< Informational messages. Log level should be < 5

Definition at line 63 of file eurephiafw.c.

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int eFW_UpdateFirewall	(	eurephiaCTX *	ctx,
		int	mode,
		const char *	addr,
		const char *	fwdest,
		const char *	fwprofile
	)

Requests an update of the firewall rules

Parameters:

	ctx	eurephiaCTX
	mode	int value which can be FWRULE_ADD, FWRULE_DELETE, FWRULE_BLACKLIST
	addr	The address of the rule to be changed (IP address or MAC address)
	fwdest	The firewall destination, where the rule is (to be) found.
	fwprofile	The firewall profile the user is defined to make use of.

Returns:: Returns 1 on success, otherwise 0.

< Alias for LOG_FATAL

< Operation failed and cannot continue. Log level always < 2

< Add a new firewall rule

< Informational messages. Log level should be < 5

< Delete an existing firewall rule

< Informational messages. Log level should be < 5

< Blacklist an IP address in the firewall

< Informational messages. Log level should be < 5

< Alias for LOG_CRITICAL

< Operation failed and might have been aborted. Log level always 0

Definition at line 377 of file eurephiafw.c.

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eurephiafw.h File Reference

Defines

Functions

Detailed Description

Define Documentation

Function Documentation