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common: Extend function pubkey_algo_string.

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* common/sexputil.c (pubkey_algo_string): Add arg R_ALGOID.
* sm/certreqgen-ui.c (gpgsm_gencertreq_tty): Adjust.
* tools/gpg-card.c (list_one_kinfo): Ditto.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2019-04-02 18:49:51 +02:00
parent e100ace7f8
commit f952226043
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
4 changed files with 10 additions and 5 deletions
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9
common/sexputil.c
View File

@ -581,9 +581,9 @@ get_pk_algo_from_canon_sexp (const unsigned char *keydata, size_t keydatalen)
/* Given the public key S_PKEY, return a new buffer with a descriptive
* string for its algorithm. This function may return NULL on memory
* error. */
* error. If R_ALGOID is not NULL the gcrypt algo id is stored there. */
char *
pubkey_algo_string (gcry_sexp_t s_pkey)
pubkey_algo_string (gcry_sexp_t s_pkey, enum gcry_pk_algos *r_algoid)
{
const char *prefix;
gcry_sexp_t l1;
@ -591,6 +591,9 @@ pubkey_algo_string (gcry_sexp_t s_pkey)
int algo;
char *result;
if (r_algoid)
*r_algoid = 0;
l1 = gcry_sexp_find_token (s_pkey, "public-key", 0);
if (!l1)
return xtrystrdup ("E_no_key");
@ -632,6 +635,8 @@ pubkey_algo_string (gcry_sexp_t s_pkey)
else
result = xtryasprintf ("X_algo_%d", algo);
if (r_algoid)
*r_algoid = algo;
xfree (algoname);
return result;
}

2
common/util.h
View File

@ -192,7 +192,7 @@ gpg_error_t get_rsa_pk_from_canon_sexp (const unsigned char *keydata,
int get_pk_algo_from_key (gcry_sexp_t key);
int get_pk_algo_from_canon_sexp (const unsigned char *keydata,
size_t keydatalen);
char *pubkey_algo_string (gcry_sexp_t s_pkey);
char *pubkey_algo_string (gcry_sexp_t s_pkey, enum gcry_pk_algos *r_algoid);
/*-- convert.c --*/
int hex2bin (const char *string, void *buffer, size_t length);

2
sm/certreqgen-ui.c
View File

@ -258,7 +258,7 @@ gpgsm_gencertreq_tty (ctrl_t ctrl, estream_t output_stream)
if (!gpgsm_agent_readkey (ctrl, 1, keyref, &pkey))
{
if (!gcry_sexp_new (&s_pkey, pkey, 0, 0))
algostr = pubkey_algo_string (s_pkey);
algostr = pubkey_algo_string (s_pkey, NULL);
gcry_sexp_release (s_pkey);
}
xfree (pkey);

2
tools/gpg-card.c
View File

@ -673,7 +673,7 @@ list_one_kinfo (key_info_t firstkinfo, key_info_t kinfo,
if (!scd_readkey (kinfo->keyref, &s_pkey))
{
char *tmp = pubkey_algo_string (s_pkey);
char *tmp = pubkey_algo_string (s_pkey, NULL);
tty_fprintf (fp, " algorithm ..: %s\n", tmp);
xfree (tmp);
gcry_sexp_release (s_pkey);