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sm: Exclude rsaPSS from de-vs compliance mode.

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* common/compliance.h (PK_ALGO_FLAG_RSAPSS): New.
* common/compliance.c (gnupg_pk_is_compliant): Add arg alog_flags and
test rsaPSS.  Adjust all callers.
* common/util.c (pubkey_algo_to_string): New.
(gnupg_pk_is_allowed): Ditto.
* sm/misc.c (gpgsm_ksba_cms_get_sig_val): New wrapper function.
(gpgsm_get_hash_algo_from_sigval): New.
* sm/certcheck.c (gpgsm_check_cms_signature): Change type of sigval
arg.  Add arg pkalgoflags.  Use the PK_ALGO_FLAG_RSAPSS.
* sm/verify.c (gpgsm_verify): Use the new wrapper and new fucntion to
also get the algo flags.  Pass algo flags along.  Change some of the
info output to be more like current master.
--
Signed-off-by: Werner Koch <wk@gnupg.org>

This backport from master
commit 969abcf40c
also includes some changes taken from
commit a759fa963a
(sm: Improve readability of the data verification output.)

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2020-07-03 15:47:55 +02:00
parent daca1a011b
commit 4a36adaa64
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
19 changed files with 286 additions and 122 deletions
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5
sm/keylist.c
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@ -361,7 +361,10 @@ print_compliance_flags (ksba_cert_t cert, int algo, unsigned int nbits,
{
int hashalgo;
if (gnupg_pk_is_compliant (CO_DE_VS, algo, NULL, nbits, NULL))
/* Note that we do not need to test for PK_ALGO_FLAG_RSAPSS because
* that is not a property of the key but one of the created
* signature. */
if (gnupg_pk_is_compliant (CO_DE_VS, algo, 0, NULL, nbits, NULL))
{
hashalgo = gcry_md_map_name (ksba_cert_get_digest_algo (cert));
if (gnupg_digest_is_compliant (CO_DE_VS, hashalgo))