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Add FEC offset parameter for verity.

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This commit is contained in:
Milan Broz
2017-04-03 12:34:50 +02:00
parent e8eab081c5
commit fc0bef732b
9 changed files with 44 additions and 4 deletions
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7
lib/setup.c
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@@ -730,6 +730,7 @@ static int _init_by_name_verity(struct crypt_device *cd, const char *name)
cd->u.verity.hdr.data_block_size = params.data_block_size;
cd->u.verity.hdr.hash_block_size = params.hash_block_size;
cd->u.verity.hdr.hash_area_offset = dmd.u.verity.hash_offset;
cd->u.verity.hdr.fec_area_offset = dmd.u.verity.fec_offset;
cd->u.verity.hdr.hash_type = params.hash_type;
cd->u.verity.hdr.flags = params.flags;
cd->u.verity.hdr.salt_size = params.salt_size;
@@ -1023,6 +1024,11 @@ static int _crypt_format_verity(struct crypt_device *cd,
return -EINVAL;
}
if (params->fec_area_offset % 512) {
log_err(cd, _("Unsupported VERITY FEC offset.\n"));
return -EINVAL;
}
if (!(cd->type = strdup(CRYPT_VERITY)))
return -ENOMEM;
@@ -1069,6 +1075,7 @@ static int _crypt_format_verity(struct crypt_device *cd,
cd->u.verity.hdr.data_block_size = params->data_block_size;
cd->u.verity.hdr.hash_block_size = params->hash_block_size;
cd->u.verity.hdr.hash_area_offset = params->hash_area_offset;
cd->u.verity.hdr.fec_area_offset = params->fec_area_offset;
cd->u.verity.hdr.hash_type = params->hash_type;
cd->u.verity.hdr.flags = params->flags;
cd->u.verity.hdr.salt_size = params->salt_size;