#

# shiftn(num,list...)

#

# shift the list num times

#

define(`shiftn',`ifelse($1,0,`shift($*)',`shiftn(decr($1),shift(shift($*)))')')

########################################

#

# Network Interface generated macros 

#

########################################

define(`create_netif_interfaces',``

########################################

## <summary>

##	Send and receive TCP network traffic on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_tcp_sendrecv_$1_if',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:netif { tcp_send tcp_recv };

')

########################################

## <summary>

##	Send UDP network traffic on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_udp_send_$1_if',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:netif udp_send;

')

########################################

## <summary>

##	Receive UDP network traffic on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="read" weight="10"/>

#

interface(`corenet_udp_receive_$1_if',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:netif udp_recv;

')

########################################

## <summary>

##	Send and receive UDP network traffic on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_udp_sendrecv_$1_if',`

	corenet_udp_send_$1_if(dollarsone)

	corenet_udp_receive_$1_if(dollarsone)

')

########################################

## <summary>

##	Send raw IP packets on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_raw_send_$1_if',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:netif rawip_send;

	# cjp: comment out until raw access is

	# is fixed for network users

	#allow dollarsone self:capability net_raw;

')

########################################

## <summary>

##	Receive raw IP packets on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="read" weight="10"/>

#

interface(`corenet_raw_receive_$1_if',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:netif rawip_recv;

')

########################################

## <summary>

##	Send and receive raw IP packets on the $1 interface.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_raw_sendrecv_$1_if',`

	corenet_raw_send_$1(dollarsone)

	corenet_raw_receive_$1(dollarsone)

')

'') dnl end create_netif_interfaces

########################################

#

# Network node generated macros 

#

########################################

define(`create_node_interfaces',``

########################################

## <summary>

##	Send and receive TCP traffic on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_tcp_sendrecv_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:node { tcp_send tcp_recv };

')

########################################

## <summary>

##	Send UDP traffic on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_udp_send_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:node udp_send;

')

########################################

## <summary>

##	Receive UDP traffic on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="read" weight="10"/>

#

interface(`corenet_udp_receive_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:node udp_recv;

')

########################################

## <summary>

##	Send and receive UDP traffic on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_udp_sendrecv_$1_node',`

	corenet_udp_send_$1_node(dollarsone)

	corenet_udp_receive_$1_node(dollarsone)

')

########################################

## <summary>

##	Send raw IP packets on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_raw_send_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:node rawip_send;

')

########################################

## <summary>

##	Receive raw IP packets on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_raw_receive_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:node rawip_recv;

')

########################################

## <summary>

##	Send and receive raw IP packets on the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_raw_sendrecv_$1_node',`

	corenet_raw_send_$1_node(dollarsone)

	corenet_raw_receive_$1_node(dollarsone)

')

########################################

## <summary>

##	Bind TCP sockets to node $1.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="none"/>

#

interface(`corenet_tcp_bind_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:tcp_socket node_bind;

')

########################################

## <summary>

##	Bind UDP sockets to the $1 node.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="none"/>

#

interface(`corenet_udp_bind_$1_node',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:udp_socket node_bind;

')

'') dnl end create_node_interfaces

########################################

#

# Network port generated macros 

#

########################################

define(`create_port_interfaces',``

########################################

## <summary>

##	Send and receive TCP traffic on the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_tcp_sendrecv_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:tcp_socket { send_msg recv_msg };

')

########################################

## <summary>

##	Send UDP traffic on the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="write" weight="10"/>

#

interface(`corenet_udp_send_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:udp_socket send_msg;

')

########################################

## <summary>

##	Receive UDP traffic on the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="read" weight="10"/>

#

interface(`corenet_udp_receive_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:udp_socket recv_msg;

')

########################################

## <summary>

##	Send and receive UDP traffic on the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="both" weight="10"/>

#

interface(`corenet_udp_sendrecv_$1_port',`

	corenet_udp_send_$1_port(dollarsone)

	corenet_udp_receive_$1_port(dollarsone)

')

########################################

## <summary>

##	Bind TCP sockets to the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="none"/>

#

interface(`corenet_tcp_bind_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:tcp_socket name_bind;

	$4

')

########################################

## <summary>

##	Bind UDP sockets to the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

## <infoflow type="none"/>

#

interface(`corenet_udp_bind_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:udp_socket name_bind;

	$4

')

########################################

## <summary>

##	Make a TCP connection to the $1 port.

## </summary>

## <param name="domain">

##	<summary>

##	The type of the process performing this action.

##	</summary>

## </param>

#

interface(`corenet_tcp_connect_$1_port',`

	gen_require(`

		$3 $1_$2;

	')

	allow dollarsone $1_$2:tcp_socket name_connect;

')

'') dnl end create_port_interfaces

#

# create_netif_*_interfaces(linux_interfacename)

#

define(`create_netif_type_interfaces',`

create_netif_interfaces($1,netif_t,type)

')

define(`create_netif_attrib_interfaces',`

create_netif_interfaces($1,netif,attribute)

')

#

# network_interface(linux_interfacename,mls_sensitivity)

#

define(`network_interface',`

create_netif_type_interfaces($1)

')

#

# create_node_*_interfaces(node_name)

#

define(`create_node_type_interfaces',`

create_node_interfaces($1,node_t,type)

')

define(`create_node_attrib_interfaces',`

create_node_interfaces($1,node,attribute)

')

#

# network_node(node_name,mls_sensitivity,address,netmask)

#

define(`network_node',`

create_node_type_interfaces($1)

')

# These next three macros have formatting, and should not me indented

define(`determine_reserved_capability',`dnl

ifelse($2,`',`',`dnl

ifelse(eval($2 < 1024),1,``allow' dollarsone self:capability net_bind_service;',`dnl

determine_reserved_capability(shiftn(3,$*))dnl

')dnl end inner ifelse

')dnl end outer ifelse

') dnl end determine reserved capability

#

# create_port_*_interfaces(port_name, protocol,portnum,mls_sensitivity [,protocol portnum mls_sensitivity[,...]])

# (these wrap create_port_interfaces to handle attributes and types)

define(`create_port_type_interfaces',`create_port_interfaces($1,port_t,type,determine_reserved_capability(shift($*)))')

define(`create_port_attrib_interfaces',`create_port_interfaces($1,port,attribute,determine_reserved_capability(shift($*)))')

#

# network_port(port_name,protocol portnum mls_sensitivity [,protocol,portnum,mls_sensitivity[,...]])

#

define(`network_port',`

create_port_type_interfaces($*)

')