diff options
-rw-r--r-- | classes/dm-verity-img.bbclass | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/classes/dm-verity-img.bbclass b/classes/dm-verity-img.bbclass index 045c860..3dd2b94 100644 --- a/classes/dm-verity-img.bbclass +++ b/classes/dm-verity-img.bbclass | |||
@@ -49,6 +49,8 @@ DM_VERITY_SEPARATE_HASH ?= "0" | |||
49 | DM_VERITY_ROOT_GUID ?= "4f68bce3-e8cd-4db1-96e7-fbcaf984b709" | 49 | DM_VERITY_ROOT_GUID ?= "4f68bce3-e8cd-4db1-96e7-fbcaf984b709" |
50 | DM_VERITY_RHASH_GUID ?= "2c7357ed-ebd2-46d9-aec1-23d437ec2bf5" | 50 | DM_VERITY_RHASH_GUID ?= "2c7357ed-ebd2-46d9-aec1-23d437ec2bf5" |
51 | 51 | ||
52 | DEPENDS += "bc-native" | ||
53 | |||
52 | # Process the output from veritysetup and generate the corresponding .env | 54 | # Process the output from veritysetup and generate the corresponding .env |
53 | # file. The output from veritysetup is not very machine-friendly so we need to | 55 | # file. The output from veritysetup is not very machine-friendly so we need to |
54 | # convert it to some better format. Let's drop the first line (doesn't contain | 56 | # convert it to some better format. Let's drop the first line (doesn't contain |
@@ -87,8 +89,8 @@ process_verity() { | |||
87 | # https://uapi-group.org/specifications/specs/discoverable_partitions_specification/ | 89 | # https://uapi-group.org/specifications/specs/discoverable_partitions_specification/ |
88 | 90 | ||
89 | ROOT_HASH=$(cat $ENV | grep ^ROOT_HASH | sed 's/ROOT_HASH=//' | tr a-f A-F) | 91 | ROOT_HASH=$(cat $ENV | grep ^ROOT_HASH | sed 's/ROOT_HASH=//' | tr a-f A-F) |
90 | ROOT_HI=$(echo "obase=16;ibase=16;$ROOT_HASH/2^80" | /usr/bin/bc) | 92 | ROOT_HI=$(echo "obase=16;ibase=16;$ROOT_HASH/2^80" | bc) |
91 | ROOT_LO=$(echo "obase=16;ibase=16;$ROOT_HASH%2^80" | /usr/bin/bc) | 93 | ROOT_LO=$(echo "obase=16;ibase=16;$ROOT_HASH%2^80" | bc) |
92 | 94 | ||
93 | # Hyphenate as per UUID spec and as expected by wic+sgdisk parameters. | 95 | # Hyphenate as per UUID spec and as expected by wic+sgdisk parameters. |
94 | # Prefix with leading zeros, in case hash chunks weren't using highest bits | 96 | # Prefix with leading zeros, in case hash chunks weren't using highest bits |