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sm: Support rsaPSS verification also for CMS signatures.

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* sm/certcheck.c (gpgsm_check_cert_sig): Factor PSS parsing out to ...
(extract_pss_params): new.
(gpgsm_check_cms_signature): Implement PSS.
--

GnuPG-bug-id: 4538
This commit is contained in:
Werner Koch 2020-04-14 15:46:04 +02:00
parent ba34f14153
commit 6c28d9343e
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
3 changed files with 113 additions and 41 deletions
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4
sm/verify.c
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@ -412,8 +412,8 @@ gpgsm_verify (ctrl_t ctrl, int in_fd, int data_fd, estream_t out_fp)
{
log_debug ("signer %d - signature available (sigval hash=%d)",
signer, sigval_hash_algo);
/* log_printhex ("sigval ", sigval, */
/* gcry_sexp_canon_len (sigval, 0, NULL, NULL)); */
/*log_printhex(sigval, gcry_sexp_canon_len (sigval, 0, NULL, NULL),*/
/* "sigval "); */
}
if (!sigval_hash_algo)
sigval_hash_algo = algo; /* Fallback used e.g. with old libksba. */