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authorDavid Howells <dhowells@redhat.com>2019-06-26 21:02:32 +0100
committerDavid Howells <dhowells@redhat.com>2019-06-26 21:02:32 +0100
commitdcf49dbc8077e278ddd1bc7298abc781496e8a08 (patch)
treee187765e6336fefc35d83f5b75b7cbe1d4ec194a /Documentation/security/keys
parent355ef8e15885020da88f5ba2d85ce42b1d01f537 (diff)
keys: Add a 'recurse' flag for keyring searches
Add a 'recurse' flag for keyring searches so that the flag can be omitted and recursion disabled, thereby allowing just the nominated keyring to be searched and none of the children. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'Documentation/security/keys')
-rw-r--r--Documentation/security/keys/core.rst10
1 files changed, 6 insertions, 4 deletions
diff --git a/Documentation/security/keys/core.rst b/Documentation/security/keys/core.rst
index a0e245f9576f..ae930ae9d590 100644
--- a/Documentation/security/keys/core.rst
+++ b/Documentation/security/keys/core.rst
@@ -1162,11 +1162,13 @@ payload contents" for more information.
key_ref_t keyring_search(key_ref_t keyring_ref,
const struct key_type *type,
- const char *description)
+ const char *description,
+ bool recurse)
- This searches the keyring tree specified for a matching key. Error ENOKEY
- is returned upon failure (use IS_ERR/PTR_ERR to determine). If successful,
- the returned key will need to be released.
+ This searches the specified keyring only (recurse == false) or keyring tree
+ (recurse == true) specified for a matching key. Error ENOKEY is returned
+ upon failure (use IS_ERR/PTR_ERR to determine). If successful, the returned
+ key will need to be released.
The possession attribute from the keyring reference is used to control
access through the permissions mask and is propagated to the returned key