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gpgsm: Allow ECC encryption keys with just keyAgreement specified.

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* sm/certlist.c (cert_usage_p): Allow keyAgreement for ECC.
* sm/fingerprint.c (gpgsm_is_ecc_key): New.
--

For ECC encryption keys keyAgreement is the keyUsage we want.

GnuPG-bug-id: 6253
This commit is contained in:
Werner Koch 2022-10-24 17:38:49 +02:00
parent 1cdb67d41a
commit d770715e15
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
3 changed files with 13 additions and 3 deletions
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12
sm/fingerprint.c
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@ -307,8 +307,16 @@ gpgsm_get_key_algo_info (ksba_cert_t cert, unsigned int *nbits)
}
/* This is a wrapper around pubkey_algo_string which takesa KSA
* certitificate instead of a Gcrypt public key. Note that this
/* Return true if CERT is an ECC key. */
int
gpgsm_is_ecc_key (ksba_cert_t cert)
{
return GCRY_PK_ECC == gpgsm_get_key_algo_info2 (cert, NULL, NULL);
}
/* This is a wrapper around pubkey_algo_string which takes a KSBA
* certificate instead of a Gcrypt public key. Note that this
* function may return NULL on error. */
char *
gpgsm_pubkey_algo_string (ksba_cert_t cert, int *r_algoid)