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/*
* Copyright (c) 2020 Yubico AB. All rights reserved.
* Use of this source code is governed by a BSD-style
* license that can be found in the LICENSE file.
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fido.h>
#include <fido/config.h>
#include "../openbsd-compat/openbsd-compat.h"
#include "extern.h"
int
config_entattest(char *path)
{
fido_dev_t *dev;
char *pin = NULL;
int r, ok = 1;
dev = open_dev(path);
if ((r = fido_dev_enable_entattest(dev, NULL)) != FIDO_OK &&
should_retry_with_pin(dev, r)) {
if ((pin = get_pin(path)) == NULL)
goto out;
r = fido_dev_enable_entattest(dev, pin);
freezero(pin, PINBUF_LEN);
pin = NULL;
}
if (r != FIDO_OK) {
warnx("fido_dev_enable_entattest: %s (0x%x)",
fido_strerr(r), r);
goto out;
}
ok = 0;
out:
fido_dev_close(dev);
fido_dev_free(&dev);
exit(ok);
}
int
config_always_uv(char *path, int toggle)
{
fido_dev_t *dev;
char *pin = NULL;
int v, r, ok = 1;
dev = open_dev(path);
if (get_devopt(dev, "alwaysUv", &v) < 0) {
warnx("%s: getdevopt", __func__);
goto out;
}
if (v == -1) {
warnx("%s: option not found", __func__);
goto out;
}
if (v == toggle) {
ok = 0;
goto out;
}
if ((r = fido_dev_toggle_always_uv(dev, NULL)) != FIDO_OK &&
should_retry_with_pin(dev, r)) {
if ((pin = get_pin(path)) == NULL)
goto out;
r = fido_dev_toggle_always_uv(dev, pin);
freezero(pin, PINBUF_LEN);
pin = NULL;
}
if (r != FIDO_OK) {
warnx("fido_dev_toggle_always_uv: %s (0x%x)",
fido_strerr(r), r);
goto out;
}
ok = 0;
out:
fido_dev_close(dev);
fido_dev_free(&dev);
exit(ok);
}
int
config_pin_minlen(char *path, const char *pinlen)
{
fido_dev_t *dev;
char *pin = NULL;
int len, r, ok = 1;
dev = open_dev(path);
if ((len = base10(pinlen)) < 0 || len > 63) {
warnx("%s: len > 63", __func__);
goto out;
}
if ((r = fido_dev_set_pin_minlen(dev, (size_t)len, NULL)) != FIDO_OK &&
should_retry_with_pin(dev, r)) {
if ((pin = get_pin(path)) == NULL)
goto out;
r = fido_dev_set_pin_minlen(dev, (size_t)len, pin);
freezero(pin, PINBUF_LEN);
pin = NULL;
}
if (r != FIDO_OK) {
warnx("fido_dev_set_pin_minlen: %s (0x%x)", fido_strerr(r), r);
goto out;
}
ok = 0;
out:
fido_dev_close(dev);
fido_dev_free(&dev);
exit(ok);
}
int
config_force_pin_change(char *path)
{
fido_dev_t *dev;
char *pin = NULL;
int r, ok = 1;
dev = open_dev(path);
if ((r = fido_dev_force_pin_change(dev, NULL)) != FIDO_OK &&
should_retry_with_pin(dev, r)) {
if ((pin = get_pin(path)) == NULL)
goto out;
r = fido_dev_force_pin_change(dev, pin);
freezero(pin, PINBUF_LEN);
pin = NULL;
}
if (r != FIDO_OK) {
warnx("fido_dev_force_pin_change: %s (0x%x)", fido_strerr(r), r);
goto out;
}
ok = 0;
out:
fido_dev_close(dev);
fido_dev_free(&dev);
exit(ok);
}
int
config_pin_minlen_rpid(char *path, const char *rpids)
{
fido_dev_t *dev;
char *otmp, *tmp, *cp;
char *pin = NULL, **rpid = NULL;
int r, ok = 1;
size_t n;
if ((tmp = strdup(rpids)) == NULL)
err(1, "strdup");
otmp = tmp;
for (n = 0; (cp = strsep(&tmp, ",")) != NULL; n++) {
if (n == SIZE_MAX || (rpid = recallocarray(rpid, n, n + 1,
sizeof(*rpid))) == NULL)
err(1, "recallocarray");
if ((rpid[n] = strdup(cp)) == NULL)
err(1, "strdup");
if (*rpid[n] == '\0')
errx(1, "empty rpid");
}
free(otmp);
if (rpid == NULL || n == 0)
errx(1, "could not parse rp_id");
dev = open_dev(path);
if ((r = fido_dev_set_pin_minlen_rpid(dev, (const char * const *)rpid,
n, NULL)) != FIDO_OK && should_retry_with_pin(dev, r)) {
if ((pin = get_pin(path)) == NULL)
goto out;
r = fido_dev_set_pin_minlen_rpid(dev, (const char * const *)rpid,
n, pin);
freezero(pin, PINBUF_LEN);
pin = NULL;
}
if (r != FIDO_OK) {
warnx("fido_dev_set_pin_minlen_rpid: %s (0x%x)",
fido_strerr(r), r);
goto out;
}
ok = 0;
out:
fido_dev_close(dev);
fido_dev_free(&dev);
exit(ok);
}
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