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Require Libgcrypt 1.9

* configure.ac: Require at least Libgcrypt 1.9.0.  Remove all
GCRYPT_VERSION_NUMBER dependent code.
--

Only Libgcrypt 1.9 implements EAX which is a mandatory algorithm in
RFC4880bis.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2021-01-19 10:33:03 +01:00
parent 93d5d7ea2a
commit 9500432b7a
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
11 changed files with 24 additions and 63 deletions

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@ -1007,9 +1007,7 @@ thread_init_once (void)
* has already been initialized but at that point nPth was not
* initialized and thus Libgcrypt could not set its system call
* clamp. */
#if GCRYPT_VERSION_NUMBER >= 0x010800 /* 1.8.0 */
gcry_control (GCRYCTL_REINIT_SYSCALL_CLAMP, 0, 0);
#endif
}
@ -1817,23 +1815,6 @@ agent_libgcrypt_progress_cb (void *data, const char *what, int printchar,
break;
if (dispatch && dispatch->cb)
dispatch->cb (dispatch->ctrl, what, printchar, current, total);
/* Libgcrypt < 1.8 does not know about nPth and thus when it reads
* from /dev/random this will block the process. To mitigate this
* problem we yield the thread when Libgcrypt tells us that it needs
* more entropy. This way other threads have chance to run. */
#if GCRYPT_VERSION_NUMBER < 0x010800 /* 1.8.0 */
if (what && !strcmp (what, "need_entropy"))
{
#if GPGRT_VERSION_NUMBER < 0x011900 /* 1.25 */
/* In older gpg-error versions gpgrt_yield is buggy for use with
* nPth and thus we need to resort to a sleep call. */
npth_usleep (1000); /* 1ms */
#else
gpgrt_yield ();
#endif
}
#endif
}