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gpg: Add option --assert-pubkey_algo.

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* g10/keyid.c (parse_one_algo_string): New.
(compare_pubkey_string_part): New.
(compare_pubkey_string): New.
* g10/verify.c (check_assert_signer_list): New.
* g10/mainproc.c (check_sig_and_print): Call check_assert_pubkey_algo.
* g10/options.h (opt): Add field assert_pubkey_algos.
* g10/gpg.c (oAssertPubkeyAlgo): New.
(opts): Add "--assert-pubkey_algo".
(assert_pubkey_algo_false): New.
(main): Parse option.
(g10_exit): Reorder RC modifications.  Check assert_pubkey_algo_false.
* common/status.h (ASSERT_PUBKEY_ALGOS): new.
* common/t-support.h (LEAN_T_SUPPORT): Use a simplified version if
this macro is set.

* g10/gpgv.c (oAssertPubkeyAlgo): New.
(opts): Add "--assert-pubkey_algo".
(assert_pubkey_algo_false): New.
(main): Parse option.
(g10_exit): Check assert_pubkey_algo_false.

* g10/t-keyid.c: New.
* g10/Makefile.am: Add t-keyid.
* g10/test-stubs.c: Add assert_pubkey_algos and assert_signer_list and
remove from other tests.
(check_assert_signer_list): Ditto.
(check_assert_pubkey_algo): Ditto.
--

GnuPG-bug-id: 6946
This commit is contained in:
Werner Koch 2024-02-10 14:24:50 +01:00
parent 5842eee805
commit 302afcb6f6
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
20 changed files with 424 additions and 58 deletions
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g10/keydb.h
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@ -487,6 +487,7 @@ const char *key_origin_string (int origin);
/*-- keyid.c --*/
int pubkey_letter( int algo );
char *pubkey_string (PKT_public_key *pk, char *buffer, size_t bufsize);
int compare_pubkey_string (const char *astr, const char *bstr);
#define PUBKEY_STRING_SIZE 32
u32 v3_keyid (gcry_mpi_t a, u32 *ki);
void hash_public_key( gcry_md_hd_t md, PKT_public_key *pk );