crypto.c (d8d5fefd8657d4f7b380b3a1533340434b5b9def) crypto.c (1bf6e9ca9234e1dbcaa18baa06eca9d55cc2dbbb)
1/*
2 * QEMU block full disk encryption
3 *
4 * Copyright (c) 2015-2016 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either

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589
590 bdi->unallocated_blocks_are_zero = false;
591 bdi->cluster_size = subbdi.cluster_size;
592
593 return 0;
594}
595
596static ImageInfoSpecific *
1/*
2 * QEMU block full disk encryption
3 *
4 * Copyright (c) 2015-2016 Red Hat, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either

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589
590 bdi->unallocated_blocks_are_zero = false;
591 bdi->cluster_size = subbdi.cluster_size;
592
593 return 0;
594}
595
596static ImageInfoSpecific *
597block_crypto_get_specific_info_luks(BlockDriverState *bs)
597block_crypto_get_specific_info_luks(BlockDriverState *bs, Error **errp)
598{
599 BlockCrypto *crypto = bs->opaque;
600 ImageInfoSpecific *spec_info;
601 QCryptoBlockInfo *info;
602
598{
599 BlockCrypto *crypto = bs->opaque;
600 ImageInfoSpecific *spec_info;
601 QCryptoBlockInfo *info;
602
603 info = qcrypto_block_get_info(crypto->block, NULL);
603 info = qcrypto_block_get_info(crypto->block, errp);
604 if (!info) {
605 return NULL;
606 }
604 if (!info) {
605 return NULL;
606 }
607 if (info->format != Q_CRYPTO_BLOCK_FORMAT_LUKS) {
608 qapi_free_QCryptoBlockInfo(info);
609 return NULL;
610 }
607 assert(info->format == Q_CRYPTO_BLOCK_FORMAT_LUKS);
611
612 spec_info = g_new(ImageInfoSpecific, 1);
613 spec_info->type = IMAGE_INFO_SPECIFIC_KIND_LUKS;
614 spec_info->u.luks.data = g_new(QCryptoBlockInfoLUKS, 1);
615 *spec_info->u.luks.data = info->u.luks;
616
617 /* Blank out pointers we've just stolen to avoid double free */
618 memset(&info->u.luks, 0, sizeof(info->u.luks));

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609 spec_info = g_new(ImageInfoSpecific, 1);
610 spec_info->type = IMAGE_INFO_SPECIFIC_KIND_LUKS;
611 spec_info->u.luks.data = g_new(QCryptoBlockInfoLUKS, 1);
612 *spec_info->u.luks.data = info->u.luks;
613
614 /* Blank out pointers we've just stolen to avoid double free */
615 memset(&info->u.luks, 0, sizeof(info->u.luks));

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