diff mbox series

[RFC,3/5] net/tls: Add an AF_TLSH address family

Message ID 165030058340.5073.5461321687798728373.stgit@oracle-102.nfsv4.dev (mailing list archive)
State RFC
Delegated to: Netdev Maintainers
Headers show
Series Implement a TLS handshake upcall | expand

Checks

Context Check Description
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 6606 this patch: 6606
netdev/cc_maintainers warning 19 maintainers not CCed: paul@paul-moore.com namhyung@kernel.org peterz@infradead.org jk@codeconstruct.com.au acme@kernel.org pabeni@redhat.com eparis@parisplace.org mark.rutland@arm.com axboe@kernel.dk alexander.shishkin@linux.intel.com selinux@vger.kernel.org jolsa@kernel.org changbin.du@intel.com kuba@kernel.org davem@davemloft.net linux-perf-users@vger.kernel.org stephen.smalley.work@gmail.com mingo@redhat.com edumazet@google.com
netdev/build_clang success Errors and warnings before: 1729 this patch: 1729
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 12085 this patch: 12085
netdev/checkpatch fail ERROR: space prohibited before that ',' (ctx:WxE) ERROR: space prohibited before that ',' (ctx:WxW) WARNING: please, no spaces at the start of a line
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/tree_selection success Guessing tree name failed - patch did not apply, async

Commit Message

Chuck Lever April 18, 2022, 4:49 p.m. UTC 
Add definitions for an AF_TLSH address family. The next patch
explains its purpose and operation.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 include/linux/socket.h                         |    4 +++-
 net/core/sock.c                                |    2 +-
 net/socket.c                                   |    1 +
 security/selinux/hooks.c                       |    4 +++-
 security/selinux/include/classmap.h            |    4 +++-
 tools/perf/trace/beauty/include/linux/socket.h |    4 +++-
 6 files changed, 14 insertions(+), 5 deletions(-)

Comments

Hannes Reinecke April 21, 2022, 7:35 a.m. UTC | #1 
On 4/18/22 18:49, Chuck Lever wrote:
> Add definitions for an AF_TLSH address family. The next patch
> explains its purpose and operation.
> 
> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
> ---
>   include/linux/socket.h                         |    4 +++-
>   net/core/sock.c                                |    2 +-
>   net/socket.c                                   |    1 +
>   security/selinux/hooks.c                       |    4 +++-
>   security/selinux/include/classmap.h            |    4 +++-
>   tools/perf/trace/beauty/include/linux/socket.h |    4 +++-
>   6 files changed, 14 insertions(+), 5 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
diff mbox series

Patch

diff --git a/include/linux/socket.h b/include/linux/socket.h
index 6f85f5d957ef..fc28c68e6b5f 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -226,8 +226,9 @@  struct ucred {
 #define AF_MCTP		45	/* Management component
 				 * transport protocol
 				 */
+#define AF_TLSH		46	/* TLS handshake request */
 
-#define AF_MAX		46	/* For now.. */
+#define AF_MAX		47	/* For now.. */
 
 /* Protocol families, same as address families. */
 #define PF_UNSPEC	AF_UNSPEC
@@ -278,6 +279,7 @@  struct ucred {
 #define PF_SMC		AF_SMC
 #define PF_XDP		AF_XDP
 #define PF_MCTP		AF_MCTP
+#define PF_TLSH		AF_TLSH
 #define PF_MAX		AF_MAX
 
 /* Maximum queue length specifiable by listen.  */
diff --git a/net/core/sock.c b/net/core/sock.c
index 1180a0cb0110..81bc14b67468 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -224,7 +224,7 @@  static struct lock_class_key af_family_kern_slock_keys[AF_MAX];
   x "AF_IEEE802154",	x "AF_CAIF"	,	x "AF_ALG"      , \
   x "AF_NFC"   ,	x "AF_VSOCK"    ,	x "AF_KCM"      , \
   x "AF_QIPCRTR",	x "AF_SMC"	,	x "AF_XDP"	, \
-  x "AF_MCTP"  , \
+  x "AF_MCTP"  ,	x "AF_TLSH"	, \
   x "AF_MAX"
 
 static const char *const af_family_key_strings[AF_MAX+1] = {
diff --git a/net/socket.c b/net/socket.c
index 6887840682bb..fc43ebd5ad66 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -214,6 +214,7 @@  static const char * const pf_family_names[] = {
 	[PF_SMC]	= "PF_SMC",
 	[PF_XDP]	= "PF_XDP",
 	[PF_MCTP]	= "PF_MCTP",
+	[PF_TLSH]	= "PF_TLSH",
 };
 
 /*
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index e9e959343de9..734e284eb06a 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1259,7 +1259,9 @@  static inline u16 socket_type_to_security_class(int family, int type, int protoc
 			return SECCLASS_XDP_SOCKET;
 		case PF_MCTP:
 			return SECCLASS_MCTP_SOCKET;
-#if PF_MAX > 46
+		case PF_TLSH:
+			return SECCLASS_TLSH_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 35aac62a662e..673b51f8281d 100644
--- a/security/selinux/include/classmap.h
+++ b/security/selinux/include/classmap.h
@@ -237,6 +237,8 @@  struct security_class_mapping secclass_map[] = {
 	  { COMMON_SOCK_PERMS, NULL } },
 	{ "smc_socket",
 	  { COMMON_SOCK_PERMS, NULL } },
+	{ "tlsh_socket",
+	  { COMMON_SOCK_PERMS, NULL } },
 	{ "infiniband_pkey",
 	  { "access", NULL } },
 	{ "infiniband_endport",
@@ -257,6 +259,6 @@  struct security_class_mapping secclass_map[] = {
 	{ NULL }
   };
 
-#if PF_MAX > 46
+#if PF_MAX > 47
 #error New address family defined, please update secclass_map.
 #endif
diff --git a/tools/perf/trace/beauty/include/linux/socket.h b/tools/perf/trace/beauty/include/linux/socket.h
index 6f85f5d957ef..fc28c68e6b5f 100644
--- a/tools/perf/trace/beauty/include/linux/socket.h
+++ b/tools/perf/trace/beauty/include/linux/socket.h
@@ -226,8 +226,9 @@  struct ucred {
 #define AF_MCTP		45	/* Management component
 				 * transport protocol
 				 */
+#define AF_TLSH		46	/* TLS handshake request */
 
-#define AF_MAX		46	/* For now.. */
+#define AF_MAX		47	/* For now.. */
 
 /* Protocol families, same as address families. */
 #define PF_UNSPEC	AF_UNSPEC
@@ -278,6 +279,7 @@  struct ucred {
 #define PF_SMC		AF_SMC
 #define PF_XDP		AF_XDP
 #define PF_MCTP		AF_MCTP
+#define PF_TLSH		AF_TLSH
 #define PF_MAX		AF_MAX
 
 /* Maximum queue length specifiable by listen.  */