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Diffstat (limited to 'xlators/encryption/crypt/src/metadata.h')
-rw-r--r-- | xlators/encryption/crypt/src/metadata.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/xlators/encryption/crypt/src/metadata.h b/xlators/encryption/crypt/src/metadata.h deleted file mode 100644 index 0bcee1b18c8..00000000000 --- a/xlators/encryption/crypt/src/metadata.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - Copyright (c) 2008-2013 Red Hat, Inc. <http://www.redhat.com> - This file is part of GlusterFS. - - This file is licensed to you under your choice of the GNU Lesser - General Public License, version 3 or any later version (LGPLv3 or - later), or the GNU General Public License, version 2 (GPLv2), in all - cases as published by the Free Software Foundation. -*/ - -#ifndef __METADATA_H__ -#define __METADATA_H__ - -#define NMTD_8_MAC_SIZE (8) -#define EMTD_8_MAC_SIZE (8) - -typedef uint8_t nmtd_8_mac_t[NMTD_8_MAC_SIZE]; -typedef uint8_t emtd_8_mac_t[EMTD_8_MAC_SIZE]; - -/* - * Version "v1" of file's metadata. - * Metadata of this version has 4 components: - * - * 1) EMTD (Encrypted part of MeTaData); - * 2) NMTD (Non-encrypted part of MeTaData); - * 3) EMTD_MAC; (EMTD Message Authentication Code); - * 4) Array of per-link NMTD MACs (for every (hard)link it includes - * exactly one MAC) - */ -struct mtd_format_v1 { - /* EMTD, encrypted part of meta-data */ - uint8_t alg_id; /* cipher algorithm id (only AES for now) */ - uint8_t mode_id; /* cipher mode id; (only XTS for now) */ - uint8_t block_bits; /* encoded block size */ - uint8_t minor_id; /* client translator id */ - uint8_t dkey_factor; /* encoded size of the data key */ - /* MACs */ - emtd_8_mac_t gmac; /* MAC of the encrypted meta-data, 8 bytes */ - nmtd_8_mac_t omac; /* per-link MACs of the non-encrypted - * meta-data: at least one such MAC is always - * present */ -} __attribute__((packed)); - -/* - * NMTD, the non-encrypted part of metadata of version "v1" - * is file's gfid, which is generated on trusted machines. - */ -#define SIZE_OF_NMTD_V1 (sizeof(uuid_t)) -#define SIZE_OF_EMTD_V1 \ - (offsetof(struct mtd_format_v1, gmac) - \ - offsetof(struct mtd_format_v1, alg_id)) -#define SIZE_OF_NMTD_V1_MAC (NMTD_8_MAC_SIZE) -#define SIZE_OF_EMTD_V1_MAC (EMTD_8_MAC_SIZE) - -static inline unsigned char * -get_EMTD_V1(struct mtd_format_v1 *format) -{ - return &format->alg_id; -} - -static inline unsigned char * -get_NMTD_V1(struct crypt_inode_info *info) -{ - return info->oid; -} - -static inline unsigned char * -get_EMTD_V1_MAC(struct mtd_format_v1 *format) -{ - return format->gmac; -} - -static inline unsigned char * -get_NMTD_V1_MAC(struct mtd_format_v1 *format) -{ - return format->omac; -} - -#endif /* __METADATA_H__ */ |