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Subject[PATCH V3 1/7] net: lorawan: Add macro and definition for LoRaWAN
Date
This patch adds the macro and definition for the implementation of
LoRaWAN protocol.

Signed-off-by: Jian-Hong Pan <starnight@g.ncu.edu.tw>
---
V2:
- Modify the commit message

include/linux/socket.h | 5 ++++-
include/uapi/linux/if_arp.h | 1 +
include/uapi/linux/if_ether.h | 1 +
net/core/dev.c | 4 ++--
security/selinux/hooks.c | 4 +++-
security/selinux/include/classmap.h | 4 +++-
6 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/include/linux/socket.h b/include/linux/socket.h
index aa1e288b1659..e5c8381fd1aa 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -209,8 +209,9 @@ struct ucred {
*/
#define AF_XDP 44 /* XDP sockets */
#define AF_LORA 45 /* LoRa sockets */
+#define AF_LORAWAN 46 /* LoRaWAN sockets */

-#define AF_MAX 46 /* For now.. */
+#define AF_MAX 47 /* For now.. */

/* Protocol families, same as address families. */
#define PF_UNSPEC AF_UNSPEC
@@ -261,6 +262,7 @@ struct ucred {
#define PF_SMC AF_SMC
#define PF_XDP AF_XDP
#define PF_LORA AF_LORA
+#define PF_LORAWAN AF_LORAWAN
#define PF_MAX AF_MAX

/* Maximum queue length specifiable by listen. */
@@ -343,6 +345,7 @@ struct ucred {
#define SOL_KCM 281
#define SOL_TLS 282
#define SOL_XDP 283
+#define SOL_LORAWAN 284

/* IPX options */
#define IPX_TYPE 1
diff --git a/include/uapi/linux/if_arp.h b/include/uapi/linux/if_arp.h
index 1ed7cb3f2129..2376f7839355 100644
--- a/include/uapi/linux/if_arp.h
+++ b/include/uapi/linux/if_arp.h
@@ -99,6 +99,7 @@
#define ARPHRD_6LOWPAN 825 /* IPv6 over LoWPAN */
#define ARPHRD_VSOCKMON 826 /* Vsock monitor header */
#define ARPHRD_LORA 827 /* LoRa */
+#define ARPHRD_LORAWAN 828 /* LoRaWAN */

#define ARPHRD_VOID 0xFFFF /* Void type, nothing is known */
#define ARPHRD_NONE 0xFFFE /* zero header length */
diff --git a/include/uapi/linux/if_ether.h b/include/uapi/linux/if_ether.h
index 45644dcf5b39..b1ac70d4a377 100644
--- a/include/uapi/linux/if_ether.h
+++ b/include/uapi/linux/if_ether.h
@@ -148,6 +148,7 @@
* aggregation protocol
*/
#define ETH_P_LORA 0x00FA /* LoRa */
+#define ETH_P_LORAWAN 0x00FB /* LoRaWAN */

/*
* This is an Ethernet frame header.
diff --git a/net/core/dev.c b/net/core/dev.c
index f68122f0ab02..b95ce79ec5a8 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -297,7 +297,7 @@ static const unsigned short netdev_lock_type[] = {
ARPHRD_IRDA, ARPHRD_FCPP, ARPHRD_FCAL, ARPHRD_FCPL,
ARPHRD_FCFABRIC, ARPHRD_IEEE80211, ARPHRD_IEEE80211_PRISM,
ARPHRD_IEEE80211_RADIOTAP, ARPHRD_PHONET, ARPHRD_PHONET_PIPE,
- ARPHRD_IEEE802154, ARPHRD_VOID, ARPHRD_NONE};
+ ARPHRD_IEEE802154, ARPHRD_LORAWAN, ARPHRD_VOID, ARPHRD_NONE};

static const char *const netdev_lock_name[] = {
"_xmit_NETROM", "_xmit_ETHER", "_xmit_EETHER", "_xmit_AX25",
@@ -314,7 +314,7 @@ static const char *const netdev_lock_name[] = {
"_xmit_IRDA", "_xmit_FCPP", "_xmit_FCAL", "_xmit_FCPL",
"_xmit_FCFABRIC", "_xmit_IEEE80211", "_xmit_IEEE80211_PRISM",
"_xmit_IEEE80211_RADIOTAP", "_xmit_PHONET", "_xmit_PHONET_PIPE",
- "_xmit_IEEE802154", "_xmit_VOID", "_xmit_NONE"};
+ "_xmit_IEEE802154", "_xmit_LORAWAN", "_xmit_VOID", "_xmit_NONE"};

static struct lock_class_key netdev_xmit_lock_key[ARRAY_SIZE(netdev_lock_type)];
static struct lock_class_key netdev_addr_lock_key[ARRAY_SIZE(netdev_lock_type)];
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index aaf520a689d8..0da3a1d69cb8 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1477,7 +1477,9 @@ static inline u16 socket_type_to_security_class(int family, int type, int protoc
return SECCLASS_XDP_SOCKET;
case PF_LORA:
return SECCLASS_LORA_SOCKET;
-#if PF_MAX > 46
+ case PF_LORAWAN:
+ return SECCLASS_LORAWAN_SOCKET;
+#if PF_MAX > 47
#error New address family defined, please update this function.
#endif
}
diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h
index 060d4bf8385e..fa0151fe6f32 100644
--- a/security/selinux/include/classmap.h
+++ b/security/selinux/include/classmap.h
@@ -244,9 +244,11 @@ struct security_class_mapping secclass_map[] = {
{ COMMON_SOCK_PERMS, NULL } },
{ "lora_socket",
{ COMMON_SOCK_PERMS, NULL } },
+ { "lorawan_socket",
+ { COMMON_SOCK_PERMS, NULL } },
{ NULL }
};

-#if PF_MAX > 46
+#if PF_MAX > 47
#error New address family defined, please update secclass_map.
#endif
--
2.19.1
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