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Code Activity

gpg: Add --list-gcrypt-config and "curve" item for --list-config.

Browse source 
* common/openpgp-oid.c (curve_supported_p): New.
(openpgp_enum_curves): New.
* common/t-openpgp-oid.c (test_openpgp_enum_curves): New.
(main): Add option --verbose.
* g10/gpg.c (opts): Add --list-gcrypt-config.
(list_config): Add items "curve" and "curveoid".  Remove unused code.
--

GnuPG-bug-id: 1917
Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2015-03-10 15:26:02 +01:00
parent bb5a1b7c73
commit 14af2be022
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
6 changed files with 133 additions and 19 deletions
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38
common/openpgp-oid.c
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@ -347,3 +347,41 @@ openpgp_oid_to_curve (const char *oidstr)
return "?";
}
/* Return true if the curve with NAME is supported. */
static int
curve_supported_p (const char *name)
{
int result = 0;
gcry_sexp_t keyparms;
if (!gcry_sexp_build (&keyparms, NULL, "(public-key(ecc(curve %s)))", name))
{
result = !!gcry_pk_get_curve (keyparms, 0, NULL);
gcry_sexp_release (keyparms);
}
return result;
}
/* Enumerate available and supported OpenPGP curves. The caller needs
to set the integer variable at ITERP to zero and keep on calling
this fucntion until NULL is returned. */
const char *
openpgp_enum_curves (int *iterp)
{
int idx = *iterp;
while (idx >= 0 && idx < DIM (oidtable) && oidtable[idx].name)
{
if (curve_supported_p (oidtable[idx].name))
{
*iterp = idx + 1;
return oidtable[idx].alias? oidtable[idx].alias : oidtable[idx].name;
}
idx++;
}
*iterp = idx;
return NULL;
}