[PATCH 4/6] netfilter: ipset: Add bitmask support to hash:ipport

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Create a new revision of hash:ipport and add support for bitmask
parameter. The set did not support netmask so we'll add both netmask and
bitmask.

Signed-off-by: Vishwanath Pai <vpai@xxxxxxxxxx>
Signed-off-by: Joshua Hunt <johunt@xxxxxxxxxx>
---
 lib/ipset_hash_ipport.c | 108 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)

diff --git a/lib/ipset_hash_ipport.c b/lib/ipset_hash_ipport.c
index 288be10..1d20bbe 100644
--- a/lib/ipset_hash_ipport.c
+++ b/lib/ipset_hash_ipport.c
@@ -604,6 +604,113 @@ static struct ipset_type ipset_hash_ipport6 = {
 	.description = "bucketsize, initval support",
 };
 
+/* bitmask support */
+static struct ipset_type ipset_hash_ipport7 = {
+	.name = "hash:ip,port",
+	.alias = { "ipporthash", NULL },
+	.revision = 7,
+	.family = NFPROTO_IPSET_IPV46,
+	.dimension = IPSET_DIM_TWO,
+	.elem = {
+		[IPSET_DIM_ONE - 1] = {
+			.parse = ipset_parse_ip4_single6,
+			.print = ipset_print_ip,
+			.opt = IPSET_OPT_IP
+		},
+		[IPSET_DIM_TWO - 1] = {
+			.parse = ipset_parse_proto_port,
+			.print = ipset_print_proto_port,
+			.opt = IPSET_OPT_PORT
+		},
+	},
+	.cmd = {
+		[IPSET_CREATE] = {
+			.args = {
+				IPSET_ARG_FAMILY,
+				/* Aliases */
+				IPSET_ARG_INET,
+				IPSET_ARG_INET6,
+				IPSET_ARG_HASHSIZE,
+				IPSET_ARG_MAXELEM,
+				IPSET_ARG_TIMEOUT,
+				IPSET_ARG_COUNTERS,
+				IPSET_ARG_COMMENT,
+				IPSET_ARG_FORCEADD,
+				IPSET_ARG_SKBINFO,
+				IPSET_ARG_BUCKETSIZE,
+				IPSET_ARG_INITVAL,
+				IPSET_ARG_NETMASK,
+				IPSET_ARG_BITMASK,
+				/* Ignored options: backward compatibilty */
+				IPSET_ARG_PROBES,
+				IPSET_ARG_RESIZE,
+				IPSET_ARG_IGNORED_FROM,
+				IPSET_ARG_IGNORED_TO,
+				IPSET_ARG_IGNORED_NETWORK,
+				IPSET_ARG_NONE,
+			},
+			.need = 0,
+			.full = 0,
+			.help = "",
+		},
+		[IPSET_ADD] = {
+			.args = {
+				IPSET_ARG_TIMEOUT,
+				IPSET_ARG_PACKETS,
+				IPSET_ARG_BYTES,
+				IPSET_ARG_ADT_COMMENT,
+				IPSET_ARG_SKBMARK,
+				IPSET_ARG_SKBPRIO,
+				IPSET_ARG_SKBQUEUE,
+				IPSET_ARG_NONE,
+			},
+			.need = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT),
+			.full = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_IP_TO)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT)
+				| IPSET_FLAG(IPSET_OPT_PORT_TO),
+			.help = "IP,[PROTO:]PORT",
+		},
+		[IPSET_DEL] = {
+			.args = {
+				IPSET_ARG_NONE,
+			},
+			.need = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT),
+			.full = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_IP_TO)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT)
+				| IPSET_FLAG(IPSET_OPT_PORT_TO),
+			.help = "IP,[PROTO:]PORT",
+		},
+		[IPSET_TEST] = {
+			.args = {
+				IPSET_ARG_NONE,
+			},
+			.need = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT),
+			.full = IPSET_FLAG(IPSET_OPT_IP)
+				| IPSET_FLAG(IPSET_OPT_PROTO)
+				| IPSET_FLAG(IPSET_OPT_PORT),
+			.help = "IP,[PROTO:]PORT",
+		},
+	},
+	.usage = "where depending on the INET family\n"
+		 "      IP is a valid IPv4 or IPv6 address (or hostname).\n"
+		 "      Adding/deleting multiple elements in IP/CIDR or FROM-TO form\n"
+		 "      is supported for IPv4.\n"
+		 "      Adding/deleting multiple elements with TCP/SCTP/UDP/UDPLITE\n"
+		 "      port range is supported both for IPv4 and IPv6.",
+	.usagefn = ipset_port_usage,
+	.description = "neetmask and bitmask support",
+};
+
 void _init(void);
 void _init(void)
 {
@@ -613,4 +720,5 @@ void _init(void)
 	ipset_type_add(&ipset_hash_ipport4);
 	ipset_type_add(&ipset_hash_ipport5);
 	ipset_type_add(&ipset_hash_ipport6);
+	ipset_type_add(&ipset_hash_ipport7);
 }
-- 
2.25.1




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