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authorNIIBE Yutaka <[email protected]>2020-06-09 01:32:47 +0000
committerNIIBE Yutaka <[email protected]>2020-06-09 01:32:47 +0000
commitf5bc94555458123f93d8b07816a68fb7485421e1 (patch)
treed2e27f1eb0c027721847acc498affb536981e1e1 /g10/sign.c
parentgpg: If possible TRUST values now depend on signer's UID or --sender. (diff)
downloadgnupg-f5bc94555458123f93d8b07816a68fb7485421e1.tar.gz
gnupg-f5bc94555458123f93d8b07816a68fb7485421e1.zip
gpg,ecc: Handle external representation as SOS with opaque MPI.
* g10/pkglue.h (sexp_extract_param_sos): New. * g10/build-packet.c (sos_write): New. (do_key, do_pubkey_enc, do_signature): Use sos_write for ECC. * g10/export.c (cleartext_secret_key_to_openpgp): Use sexp_extract_param_sos. (transfer_format_to_openpgp): Use opaque MPI for ECC. * g10/keygen.c (ecckey_from_sexp): Use sexp_extract_param_sos. * g10/keyid.c (hash_public_key): Handle opaque MPI for SOS. * g10/parse-packet.c (sos_read): New. (parse_pubkeyenc,parse_signature,parse_key): Use sos_read for ECC. * g10/pkglue.c (sexp_extract_param_sos): New. (pk_verify): Handle opaque MPI for SOS. (pk_encrypt): Use sexp_extract_param_sos. * g10/seskey.c (encode_session_key): Use opaque MPI. * g10/sign.c (do_sign): Use sexp_extract_param_sos. Signed-off-by: NIIBE Yutaka <[email protected]>
Diffstat (limited to 'g10/sign.c')
-rw-r--r--g10/sign.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/g10/sign.c b/g10/sign.c
index e5a3b0a29..8f72d8102 100644
--- a/g10/sign.c
+++ b/g10/sign.c
@@ -505,10 +505,12 @@ do_sign (ctrl_t ctrl, PKT_public_key *pksk, PKT_signature *sig,
else if (pksk->pubkey_algo == GCRY_PK_RSA
|| pksk->pubkey_algo == GCRY_PK_RSA_S)
sig->data[0] = get_mpi_from_sexp (s_sigval, "s", GCRYMPI_FMT_USG);
- else if (openpgp_oid_is_ed25519 (pksk->pkey[0]))
+ else if (pksk->pubkey_algo == PUBKEY_ALGO_ECDSA
+ || pksk->pubkey_algo == PUBKEY_ALGO_EDDSA)
{
- sig->data[0] = get_mpi_from_sexp (s_sigval, "r", GCRYMPI_FMT_OPAQUE);
- sig->data[1] = get_mpi_from_sexp (s_sigval, "s", GCRYMPI_FMT_OPAQUE);
+ err = sexp_extract_param_sos (s_sigval, "r", &sig->data[0]);
+ if (!err)
+ err = sexp_extract_param_sos (s_sigval, "s", &sig->data[1]);
}
else
{