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Diffstat (limited to 'include/uapi/linux/keyctl.h')
-rw-r--r--include/uapi/linux/keyctl.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h
index ed3d5893830d..1f7a4e737214 100644
--- a/include/uapi/linux/keyctl.h
+++ b/include/uapi/linux/keyctl.h
@@ -15,6 +15,69 @@
#include <linux/types.h>
+/*
+ * Keyring permission grant definitions
+ */
+enum key_ace_subject_type {
+ KEY_ACE_SUBJ_STANDARD = 0, /* subject is one of key_ace_standard_subject */
+ nr__key_ace_subject_type
+};
+
+enum key_ace_standard_subject {
+ KEY_ACE_EVERYONE = 0, /* Everyone, including owner and group */
+ KEY_ACE_GROUP = 1, /* The key's group */
+ KEY_ACE_OWNER = 2, /* The owner of the key */
+ KEY_ACE_POSSESSOR = 3, /* Any process that possesses of the key */
+ nr__key_ace_standard_subject
+};
+
+#define KEY_ACE_VIEW 0x00000001 /* Can describe the key */
+#define KEY_ACE_READ 0x00000002 /* Can read the key content */
+#define KEY_ACE_WRITE 0x00000004 /* Can update/modify the key content */
+#define KEY_ACE_SEARCH 0x00000008 /* Can find the key by search */
+#define KEY_ACE_LINK 0x00000010 /* Can make a link to the key */
+#define KEY_ACE_SET_SECURITY 0x00000020 /* Can set owner, group, ACL */
+#define KEY_ACE_INVAL 0x00000040 /* Can invalidate the key */
+#define KEY_ACE_REVOKE 0x00000080 /* Can revoke the key */
+#define KEY_ACE_JOIN 0x00000100 /* Can join keyring */
+#define KEY_ACE_CLEAR 0x00000200 /* Can clear keyring */
+#define KEY_ACE__PERMS 0xffffffff
+
+/*
+ * Old-style permissions mask, deprecated in favour of ACL.
+ */
+#define KEY_POS_VIEW 0x01000000 /* possessor can view a key's attributes */
+#define KEY_POS_READ 0x02000000 /* possessor can read key payload / view keyring */
+#define KEY_POS_WRITE 0x04000000 /* possessor can update key payload / add link to keyring */
+#define KEY_POS_SEARCH 0x08000000 /* possessor can find a key in search / search a keyring */
+#define KEY_POS_LINK 0x10000000 /* possessor can create a link to a key/keyring */
+#define KEY_POS_SETATTR 0x20000000 /* possessor can set key attributes */
+#define KEY_POS_ALL 0x3f000000
+
+#define KEY_USR_VIEW 0x00010000 /* user permissions... */
+#define KEY_USR_READ 0x00020000
+#define KEY_USR_WRITE 0x00040000
+#define KEY_USR_SEARCH 0x00080000
+#define KEY_USR_LINK 0x00100000
+#define KEY_USR_SETATTR 0x00200000
+#define KEY_USR_ALL 0x003f0000
+
+#define KEY_GRP_VIEW 0x00000100 /* group permissions... */
+#define KEY_GRP_READ 0x00000200
+#define KEY_GRP_WRITE 0x00000400
+#define KEY_GRP_SEARCH 0x00000800
+#define KEY_GRP_LINK 0x00001000
+#define KEY_GRP_SETATTR 0x00002000
+#define KEY_GRP_ALL 0x00003f00
+
+#define KEY_OTH_VIEW 0x00000001 /* third party permissions... */
+#define KEY_OTH_READ 0x00000002
+#define KEY_OTH_WRITE 0x00000004
+#define KEY_OTH_SEARCH 0x00000008
+#define KEY_OTH_LINK 0x00000010
+#define KEY_OTH_SETATTR 0x00000020
+#define KEY_OTH_ALL 0x0000003f
+
/* special process keyring shortcut IDs */
#define KEY_SPEC_THREAD_KEYRING -1 /* - key ID for thread-specific keyring */
#define KEY_SPEC_PROCESS_KEYRING -2 /* - key ID for process-specific keyring */
@@ -69,6 +132,7 @@
#define KEYCTL_RESTRICT_KEYRING 29 /* Restrict keys allowed to link to a keyring */
#define KEYCTL_MOVE 30 /* Move keys between keyrings */
#define KEYCTL_CAPABILITIES 31 /* Find capabilities of keyrings subsystem */
+#define KEYCTL_GRANT_PERMISSION 32 /* Grant a permit to a key */
/* keyctl structures */
struct keyctl_dh_params {
@@ -130,5 +194,6 @@ struct keyctl_pkey_params {
#define KEYCTL_CAPS0_MOVE 0x80 /* KEYCTL_MOVE supported */
#define KEYCTL_CAPS1_NS_KEYRING_NAME 0x01 /* Keyring names are per-user_namespace */
#define KEYCTL_CAPS1_NS_KEY_TAG 0x02 /* Key indexing can include a namespace tag */
+#define KEYCTL_CAPS1_ACL_ALTERABLE 0x04 /* Keys have internal ACL that can be altered */
#endif /* _LINUX_KEYCTL_H */