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crypto: Introduce 'detached-header' field in QCryptoBlockInfoLUKS

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When querying the LUKS disk with the qemu-img tool or other APIs,
add information about whether the LUKS header is detached.

Additionally, update the test case with the appropriate
modification.

Signed-off-by: Hyman Huang <yong.huang@smartx.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Hyman Huang 2024-01-30 13:37:24 +08:00 • committed by Daniel P. Berrangé
parent 35286daeca
commit 0bd779e27e
3 changed files with 9 additions and 0 deletions
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2
crypto/block-luks.c
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@ -1271,6 +1271,7 @@ qcrypto_block_luks_open(QCryptoBlock *block,
block->sector_size = QCRYPTO_BLOCK_LUKS_SECTOR_SIZE;
block->payload_offset = luks->header.payload_offset_sector *
block->sector_size;
block->detached_header = (block->payload_offset == 0) ? true : false;
return 0;
@ -1895,6 +1896,7 @@ static int qcrypto_block_luks_get_info(QCryptoBlock *block,
info->u.luks.master_key_iters = luks->header.master_key_iterations;
info->u.luks.uuid = g_strndup((const char *)luks->header.uuid,
sizeof(luks->header.uuid));
info->u.luks.detached_header = block->detached_header;
for (i = 0; i < QCRYPTO_BLOCK_LUKS_NUM_KEY_SLOTS; i++) {
slot = g_new0(QCryptoBlockInfoLUKSSlot, 1);