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Add encryption key id to the API as a distinct concept

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which is separate from the encryption key version
This commit is contained in:
Sergei Golubchik
2015-04-09 00:37:47 +02:00
parent 5dffda3ccc
commit 97d5de4ccf
27 changed files with 197 additions and 144 deletions
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12
include/mysql/plugin_encryption.h
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@ -37,11 +37,11 @@ struct st_mariadb_encryption
int interface_version; /**< version plugin uses */
/**
function returning latest key version.
function returning latest key version for a given key id
@return a version or BAD_ENCRYPTION_KEY_VERSION to indicate an error.
@return a version or ENCRYPTION_KEY_VERSION_INVALID to indicate an error.
*/
unsigned int (*get_latest_key_version)();
unsigned int (*get_latest_key_version)(unsigned int key_id);
/**
function returning a key for a key version
@ -60,11 +60,11 @@ struct st_mariadb_encryption
the key data or leave it untouched).
@return 0 on success, or
BAD_ENCRYPTION_KEY_VERSION, KEY_BUFFER_TOO_SMALL,
ENCRYPTION_KEY_VERSION_INVALID, ENCRYPTION_KEY_BUFFER_TOO_SMALL
or any other non-zero number for errors
*/
unsigned int (*get_key)(unsigned int version, unsigned char *key,
unsigned int *key_length);
unsigned int (*get_key)(unsigned int key_id, unsigned int version,
unsigned char *key, unsigned int *key_length);
encrypt_decrypt_func encrypt;
encrypt_decrypt_func decrypt;