From 814d128d1c52fe82be73ecff5b7472378041313f Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 15 Apr 2024 22:45:25 +0200 Subject: Adding upstream version 1.14.0. Signed-off-by: Daniel Baumann --- regress/dev.c | 439 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 439 insertions(+) create mode 100644 regress/dev.c (limited to 'regress/dev.c') diff --git a/regress/dev.c b/regress/dev.c new file mode 100644 index 0000000..0ba552b --- /dev/null +++ b/regress/dev.c @@ -0,0 +1,439 @@ +/* + * Copyright (c) 2019-2022 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 + */ + +#undef NDEBUG + +#include +#include +#include + +#define _FIDO_INTERNAL + +#include + +#include "../fuzz/wiredata_fido2.h" + +#define REPORT_LEN (64 + 1) + +static uint8_t ctap_nonce[8]; +static uint8_t *wiredata_ptr; +static size_t wiredata_len; +static int fake_dev_handle; +static int initialised; +static long interval_ms; + +#if defined(_MSC_VER) +static int +nanosleep(const struct timespec *rqtp, struct timespec *rmtp) +{ + if (rmtp != NULL) { + errno = EINVAL; + return (-1); + } + + Sleep((DWORD)(rqtp->tv_sec * 1000) + (DWORD)(rqtp->tv_nsec / 1000000)); + + return (0); +} +#endif + +static void * +dummy_open(const char *path) +{ + (void)path; + + return (&fake_dev_handle); +} + +static void +dummy_close(void *handle) +{ + assert(handle == &fake_dev_handle); +} + +static int +dummy_read(void *handle, unsigned char *ptr, size_t len, int ms) +{ + struct timespec tv; + size_t n; + long d; + + assert(handle == &fake_dev_handle); + assert(ptr != NULL); + assert(len == REPORT_LEN - 1); + + if (wiredata_ptr == NULL) + return (-1); + + if (!initialised) { + assert(wiredata_len >= REPORT_LEN - 1); + memcpy(&wiredata_ptr[7], &ctap_nonce, sizeof(ctap_nonce)); + initialised = 1; + } + + if (ms >= 0 && ms < interval_ms) + d = ms; + else + d = interval_ms; + + if (d) { + tv.tv_sec = d / 1000; + tv.tv_nsec = (d % 1000) * 1000000; + if (nanosleep(&tv, NULL) == -1) + err(1, "nanosleep"); + } + + if (d != interval_ms) + return (-1); /* timeout */ + + if (wiredata_len < len) + n = wiredata_len; + else + n = len; + + memcpy(ptr, wiredata_ptr, n); + wiredata_ptr += n; + wiredata_len -= n; + + return ((int)n); +} + +static int +dummy_write(void *handle, const unsigned char *ptr, size_t len) +{ + struct timespec tv; + + assert(handle == &fake_dev_handle); + assert(ptr != NULL); + assert(len == REPORT_LEN); + + if (!initialised) + memcpy(&ctap_nonce, &ptr[8], sizeof(ctap_nonce)); + + if (interval_ms) { + tv.tv_sec = interval_ms / 1000; + tv.tv_nsec = (interval_ms % 1000) * 1000000; + if (nanosleep(&tv, NULL) == -1) + err(1, "nanosleep"); + } + + return ((int)len); +} + +static uint8_t * +wiredata_setup(const uint8_t *data, size_t len) +{ + const uint8_t ctap_init_data[] = { WIREDATA_CTAP_INIT }; + + assert(wiredata_ptr == NULL); + assert(SIZE_MAX - len > sizeof(ctap_init_data)); + assert((wiredata_ptr = malloc(sizeof(ctap_init_data) + len)) != NULL); + +#if defined(_MSC_VER) +#pragma warning(push) +#pragma warning(disable:6386) +#endif + memcpy(wiredata_ptr, ctap_init_data, sizeof(ctap_init_data)); +#if defined(_MSC_VER) +#pragma warning(pop) +#endif + + if (len) + memcpy(wiredata_ptr + sizeof(ctap_init_data), data, len); + + wiredata_len = sizeof(ctap_init_data) + len; + + return (wiredata_ptr); +} + +static void +wiredata_clear(uint8_t **wiredata) +{ + free(*wiredata); + *wiredata = NULL; + wiredata_ptr = NULL; + wiredata_len = 0; + initialised = 0; +} + +/* gh#56 */ +static void +open_iff_ok(void) +{ + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_ERR_RX); + assert(fido_dev_close(dev) == FIDO_ERR_INVALID_ARGUMENT); + + fido_dev_free(&dev); +} + +static void +reopen(void) +{ + const uint8_t cbor_info_data[] = { WIREDATA_CTAP_CBOR_INFO }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(cbor_info_data, sizeof(cbor_info_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_OK); + wiredata_clear(&wiredata); + + wiredata = wiredata_setup(cbor_info_data, sizeof(cbor_info_data)); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); +} + +static void +double_open(void) +{ + const uint8_t cbor_info_data[] = { WIREDATA_CTAP_CBOR_INFO }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(cbor_info_data, sizeof(cbor_info_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_ERR_INVALID_ARGUMENT); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); +} + +static void +double_close(void) +{ + const uint8_t cbor_info_data[] = { WIREDATA_CTAP_CBOR_INFO }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(cbor_info_data, sizeof(cbor_info_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_close(dev) == FIDO_ERR_INVALID_ARGUMENT); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_ERR_INVALID_ARGUMENT); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_ERR_INVALID_ARGUMENT); + fido_dev_free(&dev); + wiredata_clear(&wiredata); +} + +static void +is_fido2(void) +{ + const uint8_t cbor_info_data[] = { WIREDATA_CTAP_CBOR_INFO }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(cbor_info_data, sizeof(cbor_info_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_is_fido2(dev) == true); + assert(fido_dev_supports_pin(dev) == true); + fido_dev_force_u2f(dev); + assert(fido_dev_is_fido2(dev) == false); + assert(fido_dev_supports_pin(dev) == false); + assert(fido_dev_close(dev) == FIDO_OK); + wiredata_clear(&wiredata); + + wiredata = wiredata_setup(NULL, 0); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_is_fido2(dev) == false); + assert(fido_dev_supports_pin(dev) == false); + fido_dev_force_fido2(dev); + assert(fido_dev_is_fido2(dev) == true); + assert(fido_dev_supports_pin(dev) == false); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); +} + +static void +has_pin(void) +{ + const uint8_t set_pin_data[] = { + WIREDATA_CTAP_CBOR_INFO, + WIREDATA_CTAP_CBOR_AUTHKEY, + WIREDATA_CTAP_CBOR_STATUS, + WIREDATA_CTAP_CBOR_STATUS + }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(set_pin_data, sizeof(set_pin_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_has_pin(dev) == false); + assert(fido_dev_set_pin(dev, "top secret", NULL) == FIDO_OK); + assert(fido_dev_has_pin(dev) == true); + assert(fido_dev_reset(dev) == FIDO_OK); + assert(fido_dev_has_pin(dev) == false); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); +} + +static void +timeout_rx(void) +{ + const uint8_t timeout_rx_data[] = { + WIREDATA_CTAP_CBOR_INFO, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_CBOR_STATUS + }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(timeout_rx_data, sizeof(timeout_rx_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_set_timeout(dev, 3 * 1000) == FIDO_OK); + interval_ms = 1000; + assert(fido_dev_reset(dev) == FIDO_ERR_RX); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); + interval_ms = 0; +} + +static void +timeout_ok(void) +{ + const uint8_t timeout_ok_data[] = { + WIREDATA_CTAP_CBOR_INFO, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_KEEPALIVE, + WIREDATA_CTAP_CBOR_STATUS + }; + uint8_t *wiredata; + fido_dev_t *dev = NULL; + fido_dev_io_t io; + + memset(&io, 0, sizeof(io)); + + io.open = dummy_open; + io.close = dummy_close; + io.read = dummy_read; + io.write = dummy_write; + + wiredata = wiredata_setup(timeout_ok_data, sizeof(timeout_ok_data)); + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_io_functions(dev, &io) == FIDO_OK); + assert(fido_dev_open(dev, "dummy") == FIDO_OK); + assert(fido_dev_set_timeout(dev, 30 * 1000) == FIDO_OK); + interval_ms = 1000; + assert(fido_dev_reset(dev) == FIDO_OK); + assert(fido_dev_close(dev) == FIDO_OK); + fido_dev_free(&dev); + wiredata_clear(&wiredata); + interval_ms = 0; +} + +static void +timeout_misc(void) +{ + fido_dev_t *dev; + + assert((dev = fido_dev_new()) != NULL); + assert(fido_dev_set_timeout(dev, -2) == FIDO_ERR_INVALID_ARGUMENT); + assert(fido_dev_set_timeout(dev, 3 * 1000) == FIDO_OK); + assert(fido_dev_set_timeout(dev, -1) == FIDO_OK); + fido_dev_free(&dev); +} + +int +main(void) +{ + fido_init(0); + + open_iff_ok(); + reopen(); + double_open(); + double_close(); + is_fido2(); + has_pin(); + timeout_rx(); + timeout_ok(); + timeout_misc(); + + exit(0); +} -- cgit v1.2.3