106 lines
2.6 KiB
Plaintext
106 lines
2.6 KiB
Plaintext
#
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# shiftn(num,list...)
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#
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# shift the list num times
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#
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define(`shiftn',`ifelse($1,0,`shift($*)',`shiftn(decr($1),shift(shift($*)))')')
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#
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# range_start(num)
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#
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# return the low port in a range.
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#
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# range_start(600) returns "600"
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# range_start(1200-1600) returns "1200"
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#
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define(`range_start',`ifelse(-1,index(`$1', `-'),$1,substr($1,0,index(`$1', `-')))')
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#
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# build_option(option_name,true,[false])
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#
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# makes an ifdef. hacky quoting changes because with
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# regular quoting, the macros in $2 and $3 will not be expanded
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#
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define(`build_option',`dnl
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changequote([,])dnl
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[ifdef(`$1',`]
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changequote(`,')dnl
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$2
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changequote([,])dnl
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[',`]
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changequote(`,')dnl
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$3
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changequote([,])dnl
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[')]
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changequote(`,')dnl
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')
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define(`declare_netifs',`dnl
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netifcon $2 gen_context(system_u:object_r:$1,$3) gen_context(system_u:object_r:unlabeled_t,$3)
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ifelse(`$4',`',`',`declare_netifs($1,shiftn(3,$*))')dnl
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')
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#
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# network_interface(if_name,linux_interface,mls_sensitivity)
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#
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define(`network_interface',`
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gen_require(``type unlabeled_t;'')
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type $1_netif_t alias netif_$1_t, netif_type;
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declare_netifs($1_netif_t,shift($*))
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')
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define(`network_interface_controlled',`
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ifdef(`__network_enabled_declared__',`',`
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## <desc>
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## <p>
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## Enable network traffic on all controlled interfaces.
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## </p>
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## </desc>
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gen_bool(network_enabled, true)
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define(`__network_enabled_declared__')
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')
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gen_require(``type unlabeled_t;'')
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type $1_netif_t alias netif_$1_t, netif_type;
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declare_netifs($1_netif_t,shift($*))
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')
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define(`declare_nodes',`dnl
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nodecon $3 $4 gen_context(system_u:object_r:$1,$2)
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ifelse(`$5',`',`',`declare_nodes($1,shiftn(4,$*))')dnl
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')
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#
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# network_node(node_name,mls_sensitivity,address,netmask[, mls_sensitivity,address,netmask, [...]])
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#
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define(`network_node',`
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type $1_node_t alias node_$1_t, node_type;
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declare_nodes($1_node_t,shift($*))
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')
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# bindresvport in glibc starts searching for reserved ports at 512
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define(`declare_ports',`dnl
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ifelse(eval(range_start($3) < 1024),1,`typeattribute $1 reserved_port_type;
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ifelse(eval(range_start($3) >= 512),1,`typeattribute $1 rpc_port_type;',`dnl')
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',`dnl')
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portcon $2 $3 gen_context(system_u:object_r:$1,$4)
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ifelse(`$5',`',`',`declare_ports($1,shiftn(4,$*))')dnl
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')
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#
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# network_port(port_name,protocol portnum mls_sensitivity [,protocol portnum mls_sensitivity[,...]])
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#
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define(`network_port',`
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type $1_port_t, port_type;
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type $1_client_packet_t, packet_type, client_packet_type;
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type $1_server_packet_t, packet_type, server_packet_type;
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declare_ports($1_port_t,shift($*))dnl
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')
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#
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# network_packet(packet_name)
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#
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define(`network_packet',`
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type $1_client_packet_t, packet_type, client_packet_type;
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type $1_server_packet_t, packet_type, server_packet_type;
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')
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