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authorNicolas Boichat <drinkcat@google.com>2017-03-02 22:35:32 +0800
committerchrome-bot <chrome-bot@chromium.org>2017-03-16 11:25:46 -0700
commite0a3f85a46b50bfc0197a75e800eec0ae893e466 (patch)
treec5d477820349d3c5323fbcab27fecae340f94aef
parent50d1282e856953616d3d3e7be31aa0f9fefd0f9a (diff)
downloadvboot-e0a3f85a46b50bfc0197a75e800eec0ae893e466.tar.gz
host_keyblock: Fix vb2_create_keyblock_external
939cc3a "futility: Use only vboot 2.0 APIs for keyblocks" introduced 2 subtle bugs, and we could still pass unit tests. Until we start adding more signing algorithms and sig_data_size != 0. BUG=chromium:611535 BRANCH=none TEST=make runtests Change-Id: Ief95e5ab773185b59276cf06d1efaa29f1212466 Reviewed-on: https://chromium-review.googlesource.com/448399 Commit-Ready: Nicolas Boichat <drinkcat@chromium.org> Tested-by: Nicolas Boichat <drinkcat@chromium.org> Reviewed-by: Randall Spangler <rspangler@chromium.org>
-rw-r--r--host/lib/host_keyblock.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/host/lib/host_keyblock.c b/host/lib/host_keyblock.c
index fad17df4..c315aad3 100644
--- a/host/lib/host_keyblock.c
+++ b/host/lib/host_keyblock.c
@@ -95,7 +95,7 @@ struct vb2_keyblock *vb2_create_keyblock_external(
return NULL;
uint32_t signed_size = sizeof(struct vb2_keyblock) + data_key->key_size;
- uint32_t sig_data_size = vb2_rsa_sig_size(algorithm);
+ uint32_t sig_data_size = vb2_rsa_sig_size(vb2_crypto_to_signature(algorithm));
uint32_t block_size =
signed_size + VB2_SHA512_DIGEST_SIZE + sig_data_size;
@@ -135,6 +135,7 @@ struct vb2_keyblock *vb2_create_keyblock_external(
vb2_external_signature((uint8_t*)h, signed_size,
signing_key_pem_file, algorithm,
external_signer);
+ vb2_copy_signature(&h->keyblock_signature, sigtmp);
free(sigtmp);
/* Return the header */