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dirmngr: Add setup of CA for NTBTLS.

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* dirmngr/http.c [HTTP_USE_NTBTLS] (http_session_new): Add CA by
ntbtls_set_ca_chain.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
This commit is contained in:
NIIBE Yutaka 2017-01-19 15:39:55 +09:00
parent 34fa2d79a0
commit 367349b4dc
1 changed files with 78 additions and 1 deletions
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79
dirmngr/http.c
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@ -621,16 +621,93 @@ http_session_new (http_session_t *r_session, const char *tls_priority,
#if HTTP_USE_NTBTLS #if HTTP_USE_NTBTLS
{ {
x509_cert_t ca_chain;
char line[256];
estream_t fp, mem_p;
size_t nread, nbytes;
struct b64state state;
void *buf;
size_t buflen;
char *pemname;
(void)tls_priority; (void)tls_priority;
/* ntbtls_set_debug (99, NULL, NULL); */ pemname = make_filename_try (gnupg_datadir (),
"sks-keyservers.netCA.pem", NULL);
if (!pemname)
{
err = gpg_error_from_syserror ();
log_error ("setting CA from file '%s' failed: %s\n",
pemname, gpg_strerror (err));
goto leave;
}
fp = es_fopen (pemname, "r");
if (!fp)
{
err = gpg_error_from_syserror ();
log_error ("can't open '%s': %s\n", pemname, gpg_strerror (err));
xfree (pemname);
goto leave;
}
xfree (pemname);
mem_p = es_fopenmem (0, "r+b");
err = b64dec_start (&state, "CERTIFICATE");
if (err)
{
log_error ("b64dec failure: %s\n", gpg_strerror (err));
goto leave;
}
while ( (nread = es_fread (line, 1, DIM (line), fp)) )
{
err = b64dec_proc (&state, line, nread, &nbytes);
if (err)
{
if (gpg_err_code (err) == GPG_ERR_EOF)
break;
log_error ("b64dec failure: %s\n", gpg_strerror (err));
es_fclose (fp);
es_fclose (mem_p);
goto leave;
}
else if (nbytes)
es_fwrite (line, 1, nbytes, mem_p);
}
err = b64dec_finish (&state);
if (err)
{
log_error ("b64dec failure: %s\n", gpg_strerror (err));
es_fclose (fp);
es_fclose (mem_p);
goto leave;
}
es_fclose_snatch (mem_p, &buf, &buflen);
es_fclose (fp);
err = ntbtls_x509_cert_new (&ca_chain);
if (err)
{
log_error ("ntbtls_x509_new failed: %s\n", gpg_strerror (err));
xfree (buf);
goto leave;
}
err = ntbtls_x509_append_cert (ca_chain, buf, buflen);
xfree (buf);
err = ntbtls_new (&sess->tls_session, NTBTLS_CLIENT); err = ntbtls_new (&sess->tls_session, NTBTLS_CLIENT);
if (err) if (err)
{ {
log_error ("ntbtls_new failed: %s\n", gpg_strerror (err)); log_error ("ntbtls_new failed: %s\n", gpg_strerror (err));
ntbtls_x509_cert_release (ca_chain);
goto leave; goto leave;
} }
err = ntbtls_set_ca_chain (sess->tls_session, ca_chain, NULL);
} }
#elif HTTP_USE_GNUTLS #elif HTTP_USE_GNUTLS
{ {