#

# shiftn(num,list...)

#

# shift the list num times

#

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

define(`declare_netifs',`dnl

netifcon $2 gen_context(system_u:object_r:$1,$3) gen_context(system_u:object_r:unlabeled_t,$3)

ifelse(`$4',`',`',`declare_netifs($1,shiftn(3,$*))')dnl

')

#

# network_interface(if_name,linux_interface,mls_sensitivity)

#

define(`network_interface',`

gen_require(`type unlabeled_t')

type $1_netif_t alias netif_$1_t, netif_type;

declare_netifs($1_netif_t,shift($*))

')

define(`declare_nodes',`dnl

nodecon $3 $4 gen_context(system_u:object_r:$1,$2)

ifelse(`$5',`',`',`declare_nodes($1,shiftn(4,$*))')dnl

')

#

# network_node(node_name,mls_sensitivity,address,netmask[, mls_sensitivity,address,netmask, [...]])

#

define(`network_node',`

type $1_node_t alias node_$1_t, node_type;

declare_nodes($1_node_t,shift($*))

')

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

define(`determine_reserved_capability',`dnl

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

ifelse($4,`',`',`determine_reserved_capability(shiftn(3,$*))')dnl end inner ifelse

')dnl end outer ifelse

') dnl end determine reserved capability

define(`determine_reserved_capability_depend',`dnl

ifelse(eval($2 < 1024),1,`class capability net_bind_service;',`dnl

ifelse($4,`',`',`determine_reserved_capability_depend(shiftn(3,$*))')dnl end inner ifelse

')dnl end outer ifelse

') dnl end determine reserved capability depend

define(`declare_ports',`dnl

ifelse(eval($3 < 1024),1,`

typeattribute $1 reserved_port_type;

#bindresvport in glibc starts searching for reserved ports at 600

ifelse(eval($3 >= 600),1,`typeattribute $1 rpc_port_type;',`dnl')

',`dnl')

portcon $2 $3 gen_context(system_u:object_r:$1,$4)

ifelse(`$5',`',`',`declare_ports($1,shiftn(4,$*))')dnl

')

#

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

#

define(`network_port',`

type $1_port_t, port_type;

type $1_client_packet_t, packet_type, client_packet_type;

type $1_server_packet_t, packet_type, server_packet_type;

declare_ports($1_port_t,shift($*))

')

#

# network_packet(packet_name)

#

define(`network_packet',`

type $1_client_packet_t, packet_type, client_packet_type;

type $1_server_packet_t, packet_type, server_packet_type;

')