From 8529d05262aa636a1bb701e19a34c371d49a6fe4 Mon Sep 17 00:00:00 2001 From: Paul Selkirk Date: Tue, 27 Feb 2018 17:51:48 +0100 Subject: Refactor XDR code, add support for fixed-length opaque data. --- tests/Makefile | 2 +- tests/test-xdr.c | 111 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 112 insertions(+), 1 deletion(-) create mode 100644 tests/test-xdr.c (limited to 'tests') diff --git a/tests/Makefile b/tests/Makefile index 79cb3ff..d64728f 100644 --- a/tests/Makefile +++ b/tests/Makefile @@ -45,7 +45,7 @@ CFLAGS ?= -g3 -Wall -fPIC -std=c99 -I${LIBHAL_SRC} -I${LIBTFM_BLD} CORE_TESTS = test-aes-key-wrap test-hash test-pbkdf2 test-ecdsa test-bus test-trng test-rsa test-mkmif SERVER_TESTS = test-rpc_server -CLIENT_TESTS = test-rpc_hash test-rpc_pkey test-rpc_get_version test-rpc_get_random test-rpc_login test-rpc_bighash +CLIENT_TESTS = test-rpc_hash test-rpc_pkey test-rpc_get_version test-rpc_get_random test-rpc_login test-rpc_bighash test-xdr ALL_TESTS = ${CORE_TESTS} ${SERVER_TESTS} ${CLIENT_TESTS} diff --git a/tests/test-xdr.c b/tests/test-xdr.c new file mode 100644 index 0000000..eedf48d --- /dev/null +++ b/tests/test-xdr.c @@ -0,0 +1,111 @@ +/* + * xdr.c + * ----- + * Serialization/deserialization routines, using XDR (RFC 4506) encoding. + * These functions are not part of the public libhal API. + * + * Copyright (c) 2016-2018, NORDUnet A/S All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * - Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * - Neither the name of the NORDUnet nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include /* ptrdiff_t */ +#include /* memcpy, memset */ + +#include "hal.h" +#include "hal_internal.h" /* htonl/ntohl */ +#include "xdr_internal.h" + +static void hexdump(uint8_t *buf, uint32_t len) +{ + for (uint32_t i = 0; i < len; ++i) + printf("%02x%c", buf[i], ((i & 0x07) == 0x07) ? '\n' : ' '); + if ((len & 0x07) != 0) + printf("\n"); +} + +int main(int argc, char *argv[]) +{ + uint32_t i; + uint8_t buf[256] = {0}; + uint8_t *bufptr = buf; + const uint8_t *readptr; + uint8_t *limit = buf + sizeof(buf); + hal_error_t ret; + uint8_t alphabet[] = "abcdefghijklmnopqrstuvwxyz"; + uint8_t readbuf[256] = {0}; + + printf("hal_xdr_encode_int: work to failure\n"); + for (i = 1; i < 100; ++i) { + if ((ret = hal_xdr_encode_int(&bufptr, limit, i)) != HAL_OK) { + printf("%d: %s\n", i, hal_error_string(ret)); + break; + } + } + hexdump(buf, ((uint8_t *)bufptr - buf)); + + printf("\nhal_xdr_decode_int:\n"); + readptr = buf; + while (readptr < bufptr) { + if ((ret = hal_xdr_decode_int(&readptr, limit, &i)) != HAL_OK) { + printf("%s\n", hal_error_string(ret)); + break; + } + printf("%u ", i); + } + printf("\n"); + + printf("\nhal_xdr_encode_variable_opaque: work to failure\n"); + memset(buf, 0, sizeof(buf)); + bufptr = buf; + for (i = 1; ; ++i) { + if ((ret = hal_xdr_encode_variable_opaque(&bufptr, limit, alphabet, i)) != HAL_OK) { + printf("%d: %s\n", i, hal_error_string(ret)); + break; + } + } + hexdump(buf, ((uint8_t *)bufptr - buf)); + + printf("\nhal_xdr_decode_variable_opaque:\n"); + readptr = buf; + while (readptr < bufptr) { + size_t len = bufptr - readptr; + if ((ret = hal_xdr_decode_variable_opaque(&readptr, limit, readbuf, &len)) != HAL_OK) { + printf("%s\n", hal_error_string(ret)); + break; + } + printf("%lu: ", len); + for (size_t j = 0; j < len; ++j) + putchar(readbuf[j]); + putchar('\n'); + memset(readbuf, 0, sizeof(readbuf)); + } + + return 0; +} -- cgit v1.2.3