X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=test%2Fpackettest.c;h=58fc7525fb4ba4c2fbb5bc17e127b090f1b2cff1;hp=9844b203f2020d069cbc30ac4404ea33f7ec3c40;hb=b1fa4031feb94e1406f3bd2ba0f771e48d0407b5;hpb=2dcac136a8c4e37646b717b68eeccc191d074bf0 diff --git a/test/packettest.c b/test/packettest.c index 9844b203f2..58fc7525fb 100644 --- a/test/packettest.c +++ b/test/packettest.c @@ -1,73 +1,26 @@ -/* test/packettest.c */ /* - * Written by Matt Caswell for the OpenSSL project. - */ -/* ==================================================================== - * Copyright (c) 2015 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. 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. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED 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 OpenSSL PROJECT OR - * ITS 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. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). + * Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ - #include "../ssl/packet_locl.h" #define BUF_LEN 255 -static int test_PACKET_remaining(PACKET *pkt) +static int test_PACKET_remaining(unsigned char buf[BUF_LEN]) { - if ( PACKET_remaining(pkt) != BUF_LEN - || !PACKET_forward(pkt, BUF_LEN - 1) - || PACKET_remaining(pkt) != 1 - || !PACKET_forward(pkt, 1) - || PACKET_remaining(pkt) != 0) { + PACKET pkt; + + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || PACKET_remaining(&pkt) != BUF_LEN + || !PACKET_forward(&pkt, BUF_LEN - 1) + || PACKET_remaining(&pkt) != 1 + || !PACKET_forward(&pkt, 1) + || PACKET_remaining(&pkt) != 0) { fprintf(stderr, "test_PACKET_remaining() failed\n"); return 0; } @@ -75,17 +28,36 @@ static int test_PACKET_remaining(PACKET *pkt) return 1; } -static int test_PACKET_get_1(PACKET *pkt, size_t start) +static int test_PACKET_end(unsigned char buf[BUF_LEN]) +{ + PACKET pkt; + + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || PACKET_remaining(&pkt) != BUF_LEN + || PACKET_end(&pkt) != buf + BUF_LEN + || !PACKET_forward(&pkt, BUF_LEN - 1) + || PACKET_end(&pkt) != buf + BUF_LEN + || !PACKET_forward(&pkt, 1) + || PACKET_end(&pkt) != buf + BUF_LEN) { + fprintf(stderr, "test_PACKET_end() failed\n"); + return 0; + } + + return 1; +} + +static int test_PACKET_get_1(unsigned char buf[BUF_LEN]) { unsigned int i; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_1(pkt, &i) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_1(&pkt, &i) || i != 0x02 - || !PACKET_forward(pkt, BUF_LEN - 2) - || !PACKET_get_1(pkt, &i) + || !PACKET_forward(&pkt, BUF_LEN - 2) + || !PACKET_get_1(&pkt, &i) || i != 0xfe - || PACKET_get_1(pkt, &i)) { + || PACKET_get_1(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_1() failed\n"); return 0; } @@ -93,17 +65,18 @@ static int test_PACKET_get_1(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_4(PACKET *pkt, size_t start) +static int test_PACKET_get_4(unsigned char buf[BUF_LEN]) { unsigned long i; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_4(pkt, &i) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_4(&pkt, &i) || i != 0x08060402UL - || !PACKET_forward(pkt, BUF_LEN - 8) - || !PACKET_get_4(pkt, &i) + || !PACKET_forward(&pkt, BUF_LEN - 8) + || !PACKET_get_4(&pkt, &i) || i != 0xfefcfaf8UL - || PACKET_get_4(pkt, &i)) { + || PACKET_get_4(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_4() failed\n"); return 0; } @@ -111,17 +84,18 @@ static int test_PACKET_get_4(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_net_2(PACKET *pkt, size_t start) +static int test_PACKET_get_net_2(unsigned char buf[BUF_LEN]) { unsigned int i; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_net_2(pkt, &i) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_net_2(&pkt, &i) || i != 0x0204 - || !PACKET_forward(pkt, BUF_LEN - 4) - || !PACKET_get_net_2(pkt, &i) + || !PACKET_forward(&pkt, BUF_LEN - 4) + || !PACKET_get_net_2(&pkt, &i) || i != 0xfcfe - || PACKET_get_net_2(pkt, &i)) { + || PACKET_get_net_2(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_net_2() failed\n"); return 0; } @@ -129,17 +103,18 @@ static int test_PACKET_get_net_2(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_net_3(PACKET *pkt, size_t start) +static int test_PACKET_get_net_3(unsigned char buf[BUF_LEN]) { unsigned long i; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_net_3(pkt, &i) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_net_3(&pkt, &i) || i != 0x020406UL - || !PACKET_forward(pkt, BUF_LEN - 6) - || !PACKET_get_net_3(pkt, &i) + || !PACKET_forward(&pkt, BUF_LEN - 6) + || !PACKET_get_net_3(&pkt, &i) || i != 0xfafcfeUL - || PACKET_get_net_3(pkt, &i)) { + || PACKET_get_net_3(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_net_3() failed\n"); return 0; } @@ -147,17 +122,18 @@ static int test_PACKET_get_net_3(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_net_4(PACKET *pkt, size_t start) +static int test_PACKET_get_net_4(unsigned char buf[BUF_LEN]) { unsigned long i; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_net_4(pkt, &i) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_net_4(&pkt, &i) || i != 0x02040608UL - || !PACKET_forward(pkt, BUF_LEN - 8) - || !PACKET_get_net_4(pkt, &i) + || !PACKET_forward(&pkt, BUF_LEN - 8) + || !PACKET_get_net_4(&pkt, &i) || i != 0xf8fafcfeUL - || PACKET_get_net_4(pkt, &i)) { + || PACKET_get_net_4(&pkt, &i)) { fprintf(stderr, "test_PACKET_get_net_4() failed\n"); return 0; } @@ -165,22 +141,22 @@ static int test_PACKET_get_net_4(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_sub_packet(PACKET *pkt, size_t start) +static int test_PACKET_get_sub_packet(unsigned char buf[BUF_LEN]) { - PACKET subpkt; + PACKET pkt, subpkt; unsigned long i; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_sub_packet(pkt, &subpkt, 4) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_sub_packet(&pkt, &subpkt, 4) || !PACKET_get_net_4(&subpkt, &i) || i != 0x02040608UL || PACKET_remaining(&subpkt) - || !PACKET_forward(pkt, BUF_LEN - 8) - || !PACKET_get_sub_packet(pkt, &subpkt, 4) + || !PACKET_forward(&pkt, BUF_LEN - 8) + || !PACKET_get_sub_packet(&pkt, &subpkt, 4) || !PACKET_get_net_4(&subpkt, &i) || i != 0xf8fafcfeUL || PACKET_remaining(&subpkt) - || PACKET_get_sub_packet(pkt, &subpkt, 4)) { + || PACKET_get_sub_packet(&pkt, &subpkt, 4)) { fprintf(stderr, "test_PACKET_get_sub_packet() failed\n"); return 0; } @@ -188,20 +164,21 @@ static int test_PACKET_get_sub_packet(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_get_bytes(PACKET *pkt, size_t start) +static int test_PACKET_get_bytes(unsigned char buf[BUF_LEN]) { - unsigned char *bytes; + const unsigned char *bytes; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_get_bytes(pkt, &bytes, 4) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_get_bytes(&pkt, &bytes, 4) || bytes[0] != 2 || bytes[1] != 4 || bytes[2] != 6 || bytes[3] != 8 - || PACKET_remaining(pkt) != BUF_LEN -4 - || !PACKET_forward(pkt, BUF_LEN - 8) - || !PACKET_get_bytes(pkt, &bytes, 4) + || PACKET_remaining(&pkt) != BUF_LEN -4 + || !PACKET_forward(&pkt, BUF_LEN - 8) + || !PACKET_get_bytes(&pkt, &bytes, 4) || bytes[0] != 0xf8 || bytes[1] != 0xfa || bytes[2] != 0xfc || bytes[3] != 0xfe - || PACKET_remaining(pkt)) { + || PACKET_remaining(&pkt)) { fprintf(stderr, "test_PACKET_get_bytes() failed\n"); return 0; } @@ -209,20 +186,21 @@ static int test_PACKET_get_bytes(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_copy_bytes(PACKET *pkt, size_t start) +static int test_PACKET_copy_bytes(unsigned char buf[BUF_LEN]) { unsigned char bytes[4]; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_copy_bytes(pkt, bytes, 4) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_copy_bytes(&pkt, bytes, 4) || bytes[0] != 2 || bytes[1] != 4 || bytes[2] != 6 || bytes[3] != 8 - || PACKET_remaining(pkt) != BUF_LEN - 4 - || !PACKET_forward(pkt, BUF_LEN - 8) - || !PACKET_copy_bytes(pkt, bytes, 4) + || PACKET_remaining(&pkt) != BUF_LEN - 4 + || !PACKET_forward(&pkt, BUF_LEN - 8) + || !PACKET_copy_bytes(&pkt, bytes, 4) || bytes[0] != 0xf8 || bytes[1] != 0xfa || bytes[2] != 0xfc || bytes[3] != 0xfe - || PACKET_remaining(pkt)) { + || PACKET_remaining(&pkt)) { fprintf(stderr, "test_PACKET_copy_bytes() failed\n"); return 0; } @@ -230,22 +208,39 @@ static int test_PACKET_copy_bytes(PACKET *pkt, size_t start) return 1; } -static int test_PACKET_memdup(PACKET *pkt, size_t start) +static int test_PACKET_copy_all(unsigned char buf[BUF_LEN]) +{ + unsigned char tmp[BUF_LEN]; + PACKET pkt; + size_t len; + + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_copy_all(&pkt, tmp, BUF_LEN, &len) + || len != BUF_LEN + || memcmp(buf, tmp, BUF_LEN) != 0 + || PACKET_remaining(&pkt) != BUF_LEN + || PACKET_copy_all(&pkt, tmp, BUF_LEN - 1, &len)) { + fprintf(stderr, "test_PACKET_copy_bytes() failed\n"); + return 0; + } + + return 1; +} + +static int test_PACKET_memdup(unsigned char buf[BUF_LEN]) { unsigned char *data = NULL; size_t len; - if ( !PACKET_goto_bookmark(pkt, start) - || !PACKET_memdup(pkt, &data, &len) + PACKET pkt; + + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_memdup(&pkt, &data, &len) || len != BUF_LEN - || memcmp(data, PACKET_data(pkt), len) - || !PACKET_forward(pkt, 10) - || !PACKET_memdup(pkt, &data, &len) + || memcmp(data, PACKET_data(&pkt), len) + || !PACKET_forward(&pkt, 10) + || !PACKET_memdup(&pkt, &data, &len) || len != BUF_LEN - 10 - || memcmp(data, PACKET_data(pkt), len) - || !PACKET_back(pkt, 1) - || !PACKET_memdup(pkt, &data, &len) - || len != BUF_LEN - 9 - || memcmp(data, PACKET_data(pkt), len)) { + || memcmp(data, PACKET_data(&pkt), len)) { fprintf(stderr, "test_PACKET_memdup() failed\n"); OPENSSL_free(data); return 0; @@ -282,26 +277,39 @@ static int test_PACKET_strndup() return 1; } -static int test_PACKET_move_funcs(PACKET *pkt, size_t start) +static int test_PACKET_contains_zero_byte() +{ + char buf[10], buf2[10]; + PACKET pkt; + + memset(buf, 'x', 10); + memset(buf2, 'y', 10); + buf2[5] = '\0'; + + if ( !PACKET_buf_init(&pkt, (unsigned char*)buf, 10) + || PACKET_contains_zero_byte(&pkt) + || !PACKET_buf_init(&pkt, (unsigned char*)buf2, 10) + || !PACKET_contains_zero_byte(&pkt)) { + fprintf(stderr, "test_PACKET_contains_zero_byte failed\n"); + return 0; + } + + return 1; +} + +static int test_PACKET_forward(unsigned char buf[BUF_LEN]) { - unsigned char *byte; - size_t bm; + const unsigned char *byte; + PACKET pkt; - if ( !PACKET_goto_bookmark(pkt, start) - || PACKET_back(pkt, 1) - || !PACKET_forward(pkt, 1) - || !PACKET_get_bytes(pkt, &byte, 1) + if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_forward(&pkt, 1) + || !PACKET_get_bytes(&pkt, &byte, 1) || byte[0] != 4 - || !PACKET_get_bookmark(pkt, &bm) - || !PACKET_forward(pkt, BUF_LEN - 2) - || PACKET_forward(pkt, 1) - || !PACKET_back(pkt, 1) - || !PACKET_get_bytes(pkt, &byte, 1) - || byte[0] != 0xfe - || !PACKET_goto_bookmark(pkt, bm) - || !PACKET_get_bytes(pkt, &byte, 1) - || byte[0] != 6) { - fprintf(stderr, "test_PACKET_move_funcs() failed\n"); + || !PACKET_forward(&pkt, BUF_LEN - 3) + || !PACKET_get_bytes(&pkt, &byte, 1) + || byte[0] != 0xfe) { + fprintf(stderr, "test_PACKET_forward() failed\n"); return 0; } @@ -311,20 +319,13 @@ static int test_PACKET_move_funcs(PACKET *pkt, size_t start) static int test_PACKET_buf_init() { unsigned char buf[BUF_LEN]; - size_t len; PACKET pkt; - /* Also tests PACKET_get_len() */ + /* Also tests PACKET_remaining() */ if ( !PACKET_buf_init(&pkt, buf, 4) - || !PACKET_length(&pkt, &len) - || len != 4 + || PACKET_remaining(&pkt) != 4 || !PACKET_buf_init(&pkt, buf, BUF_LEN) - || !PACKET_length(&pkt, &len) - || len != BUF_LEN - || pkt.end - pkt.start != BUF_LEN - || pkt.end < pkt.start - || pkt.curr < pkt.start - || pkt.curr > pkt.end + || PACKET_remaining(&pkt) != BUF_LEN || PACKET_buf_init(&pkt, buf, -1)) { fprintf(stderr, "test_PACKET_buf_init() failed\n"); return 0; @@ -333,6 +334,39 @@ static int test_PACKET_buf_init() return 1; } +static int test_PACKET_null_init() +{ + PACKET pkt; + + PACKET_null_init(&pkt); + if ( PACKET_remaining(&pkt) != 0 + || PACKET_forward(&pkt, 1)) { + fprintf(stderr, "test_PACKET_null_init() failed\n"); + return 0; + } + + return 1; +} + +static int test_PACKET_equal(unsigned char buf[BUF_LEN]) +{ + PACKET pkt; + + if ( !PACKET_buf_init(&pkt, buf, 4) + || !PACKET_equal(&pkt, buf, 4) + || PACKET_equal(&pkt, buf + 1, 4) + || !PACKET_buf_init(&pkt, buf, BUF_LEN) + || !PACKET_equal(&pkt, buf, BUF_LEN) + || PACKET_equal(&pkt, buf, BUF_LEN - 1) + || PACKET_equal(&pkt, buf, BUF_LEN + 1) + || PACKET_equal(&pkt, buf, 0)) { + fprintf(stderr, "test_PACKET_equal() failed\n"); + return 0; + } + + return 1; +} + static int test_PACKET_get_length_prefixed_1() { unsigned char buf[BUF_LEN]; @@ -412,40 +446,90 @@ static int test_PACKET_get_length_prefixed_3() return 1; } -int main(int argc, char **argv) +static int test_PACKET_as_length_prefixed_1() { unsigned char buf[BUF_LEN]; + const size_t len = 16; unsigned int i; - size_t start = 0; - PACKET pkt; + PACKET pkt, exact_pkt, subpkt; - for (i=1; i<=BUF_LEN; i++) { - buf[i-1] = (i * 2) & 0xff; + buf[0] = len; + for (i = 1; i < BUF_LEN; i++) { + buf[i] = (i * 2) & 0xff; } - i = 0; if ( !PACKET_buf_init(&pkt, buf, BUF_LEN) - || !PACKET_get_bookmark(&pkt, &start)) { - fprintf(stderr, "setup failed\n"); + || !PACKET_buf_init(&exact_pkt, buf, len + 1) + || PACKET_as_length_prefixed_1(&pkt, &subpkt) + || PACKET_remaining(&pkt) != BUF_LEN + || !PACKET_as_length_prefixed_1(&exact_pkt, &subpkt) + || PACKET_remaining(&exact_pkt) != 0 + || PACKET_remaining(&subpkt) != len) { + fprintf(stderr, "test_PACKET_as_length_prefixed_1() failed\n"); return 0; } + return 1; +} + +static int test_PACKET_as_length_prefixed_2() +{ + unsigned char buf[1024]; + const size_t len = 516; /* 0x0204 */ + unsigned int i; + PACKET pkt, exact_pkt, subpkt; + + for (i = 1; i <= 1024; i++) { + buf[i-1] = (i * 2) & 0xff; + } + + if ( !PACKET_buf_init(&pkt, buf, 1024) + || !PACKET_buf_init(&exact_pkt, buf, len + 2) + || PACKET_as_length_prefixed_2(&pkt, &subpkt) + || PACKET_remaining(&pkt) != 1024 + || !PACKET_as_length_prefixed_2(&exact_pkt, &subpkt) + || PACKET_remaining(&exact_pkt) != 0 + || PACKET_remaining(&subpkt) != len) { + fprintf(stderr, "test_PACKET_as_length_prefixed_2() failed\n"); + return 0; + } + + return 1; +} + +int main(int argc, char **argv) +{ + unsigned char buf[BUF_LEN]; + unsigned int i; + + for (i=1; i<=BUF_LEN; i++) { + buf[i-1] = (i * 2) & 0xff; + } + i = 0; + if ( !test_PACKET_buf_init() - || !test_PACKET_remaining(&pkt) - || !test_PACKET_get_1(&pkt, start) - || !test_PACKET_get_4(&pkt, start) - || !test_PACKET_get_net_2(&pkt, start) - || !test_PACKET_get_net_3(&pkt, start) - || !test_PACKET_get_net_4(&pkt, start) - || !test_PACKET_get_sub_packet(&pkt, start) - || !test_PACKET_get_bytes(&pkt, start) - || !test_PACKET_copy_bytes(&pkt, start) - || !test_PACKET_memdup(&pkt, start) + || !test_PACKET_null_init() + || !test_PACKET_remaining(buf) + || !test_PACKET_end(buf) + || !test_PACKET_equal(buf) + || !test_PACKET_get_1(buf) + || !test_PACKET_get_4(buf) + || !test_PACKET_get_net_2(buf) + || !test_PACKET_get_net_3(buf) + || !test_PACKET_get_net_4(buf) + || !test_PACKET_get_sub_packet(buf) + || !test_PACKET_get_bytes(buf) + || !test_PACKET_copy_bytes(buf) + || !test_PACKET_copy_all(buf) + || !test_PACKET_memdup(buf) || !test_PACKET_strndup() - || !test_PACKET_move_funcs(&pkt, start) + || !test_PACKET_contains_zero_byte() + || !test_PACKET_forward(buf) || !test_PACKET_get_length_prefixed_1() || !test_PACKET_get_length_prefixed_2() - || !test_PACKET_get_length_prefixed_3()) { + || !test_PACKET_get_length_prefixed_3() + || !test_PACKET_as_length_prefixed_1() + || !test_PACKET_as_length_prefixed_2()) { return 1; } printf("PASS\n");