diff options
Diffstat (limited to 'fs/ecryptfs/crypto.c')
| -rw-r--r-- | fs/ecryptfs/crypto.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c index 6046239..4857327 100644 --- a/fs/ecryptfs/crypto.c +++ b/fs/ecryptfs/crypto.c @@ -1149,19 +1149,20 @@ ecryptfs_cipher_code_str_map[] = { /** * ecryptfs_code_for_cipher_string - * @crypt_stat: The cryptographic context + * @cipher_name: The string alias for the cipher + * @key_bytes: Length of key in bytes; used for AES code selection * * Returns zero on no match, or the cipher code on match */ -u8 ecryptfs_code_for_cipher_string(struct ecryptfs_crypt_stat *crypt_stat) +u8 ecryptfs_code_for_cipher_string(char *cipher_name, size_t key_bytes) { int i; u8 code = 0; struct ecryptfs_cipher_code_str_map_elem *map = ecryptfs_cipher_code_str_map; - if (strcmp(crypt_stat->cipher, "aes") == 0) { - switch (crypt_stat->key_size) { + if (strcmp(cipher_name, "aes") == 0) { + switch (key_bytes) { case 16: code = RFC2440_CIPHER_AES_128; break; @@ -1173,7 +1174,7 @@ u8 ecryptfs_code_for_cipher_string(struct ecryptfs_crypt_stat *crypt_stat) } } else { for (i = 0; i < ARRAY_SIZE(ecryptfs_cipher_code_str_map); i++) - if (strcmp(crypt_stat->cipher, map[i].cipher_str) == 0){ + if (strcmp(cipher_name, map[i].cipher_str) == 0) { code = map[i].cipher_code; break; } |
