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libceph: message signature support

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Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng
2014-11-04 16:33:37 +08:00
committed by Ilya Dryomov
parent ae385eaf24
commit 33d0733796
8 changed files with 162 additions and 4 deletions
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8
include/linux/ceph/msgr.h
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@@ -164,13 +164,21 @@ struct ceph_msg_header {
/*
* follows data payload
*/
struct ceph_msg_footer_old {
__le32 front_crc, middle_crc, data_crc;
__u8 flags;
} __attribute__ ((packed));
struct ceph_msg_footer {
__le32 front_crc, middle_crc, data_crc;
// sig holds the 64 bits of the digital signature for the message PLR
__le64 sig;
__u8 flags;
} __attribute__ ((packed));
#define CEPH_MSG_FOOTER_COMPLETE (1<<0) /* msg wasn't aborted */
#define CEPH_MSG_FOOTER_NOCRC (1<<1) /* no data crc */
#define CEPH_MSG_FOOTER_SIGNED (1<<2) /* msg was signed */
#endif