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crypto: expose encryption sector size in APIs

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While current encryption schemes all have a fixed sector size of
512 bytes, this is not guaranteed to be the case in future. Expose
the sector size in the APIs so the block layer can remove assumptions
about fixed 512 byte sectors.

Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170927125340.12360-3-berrange@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Daniel P. Berrange
2017-09-27 13:53:36 +01:00
committed by Max Reitz
parent 161253e2d0
commit 850f49de9b
5 changed files with 27 additions and 2 deletions
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6
crypto/block.c
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@@ -170,6 +170,12 @@ uint64_t qcrypto_block_get_payload_offset(QCryptoBlock *block)
}
uint64_t qcrypto_block_get_sector_size(QCryptoBlock *block)
{
return block->sector_size;
}
void qcrypto_block_free(QCryptoBlock *block)
{
if (!block) {