On Thu, 2010-12-23 at 18:36 +0100, Roberto Sassu wrote:
> The function ecryptfs_keyring_auth_tok_for_sig() has been modified in order
> to search keys of both 'user' and 'encrypted' types.
>
> Signed-off-by: Roberto Sassu <roberto.sassu@xxxxxxxxx>
> ---
> fs/ecryptfs/ecryptfs_kernel.h | 11 +++++++++--
> fs/ecryptfs/keystore.c | 15 +++++++++++----
> 2 files changed, 20 insertions(+), 6 deletions(-)
>
> diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
> index a27cad4..068eade 100644
> --- a/fs/ecryptfs/ecryptfs_kernel.h
> +++ b/fs/ecryptfs/ecryptfs_kernel.h
> @@ -29,6 +29,7 @@
> #define ECRYPTFS_KERNEL_H
>
> #include <keys/user-type.h>
> +#include <keys/encrypted-type.h>
> #include <linux/fs.h>
> #include <linux/fs_stack.h>
> #include <linux/namei.h>
> @@ -81,8 +82,14 @@ struct ecryptfs_page_crypt_context {
> static inline struct ecryptfs_auth_tok *
> ecryptfs_get_key_payload_data(struct key *key)
> {
> - return (struct ecryptfs_auth_tok *)
> - (((struct user_key_payload*)key->payload.data)->data);
> +#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE)
> + if (key->type == &key_type_encrypted)
> + return (struct ecryptfs_auth_tok *)
> + (&((struct encrypted_key_payload *)key->payload.data)->payload_data);
> + else
> +#endif
> + return (struct ecryptfs_auth_tok *)
> + (((struct user_key_payload *)key->payload.data)->data);
> }
'ifdefs' belong in include files. How about defining
ecryptfs_get_encrypted_key_payload_data() with stub function?
> #define ECRYPTFS_SUPER_MAGIC 0xf15f
> diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
> index 73811cf..8d72635 100644
> --- a/fs/ecryptfs/keystore.c
> +++ b/fs/ecryptfs/keystore.c
> @@ -1542,10 +1542,17 @@ int ecryptfs_keyring_auth_tok_for_sig(struct key **auth_tok_key,
>
> (*auth_tok_key) = request_key(&key_type_user, sig, NULL);
> if (!(*auth_tok_key) || IS_ERR(*auth_tok_key)) {
> - printk(KERN_ERR "Could not find key with description: [%s]\n",
> - sig);
> - rc = process_request_key_err(PTR_ERR(*auth_tok_key));
> - goto out;
> +#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE)
> + (*auth_tok_key) = request_key(&key_type_encrypted, sig, NULL);
> + if (!(*auth_tok_key) || IS_ERR(*auth_tok_key)) {
> +#endif
> + printk(KERN_ERR "Could not find key with description: [%s]\n",
> + sig);
> + rc = process_request_key_err(PTR_ERR(*auth_tok_key));
> + goto out;
> +#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE)
> + }
> +#endif
Same here.
thanks,
Mimi
> }
> (*auth_tok) = ecryptfs_get_key_payload_data(*auth_tok_key);
> if (ecryptfs_verify_version((*auth_tok)->version)) {
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