453 lines
14 KiB
C
453 lines
14 KiB
C
/* test/packettest.c */
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/*
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* Written by Matt Caswell for the OpenSSL project.
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*/
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/* ====================================================================
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* Copyright (c) 2015 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include "../ssl/packet_locl.h"
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#define BUF_LEN 255
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static int test_PACKET_remaining(PACKET *pkt)
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{
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if ( PACKET_remaining(pkt) != BUF_LEN
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|| !PACKET_forward(pkt, BUF_LEN - 1)
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|| PACKET_remaining(pkt) != 1
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|| !PACKET_forward(pkt, 1)
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|| PACKET_remaining(pkt) != 0) {
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fprintf(stderr, "test_PACKET_remaining() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_1(PACKET *pkt, size_t start)
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{
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unsigned int i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_1(pkt, &i)
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|| i != 0x02
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|| !PACKET_forward(pkt, BUF_LEN - 2)
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|| !PACKET_get_1(pkt, &i)
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|| i != 0xfe
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|| PACKET_get_1(pkt, &i)) {
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fprintf(stderr, "test_PACKET_get_1() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_4(PACKET *pkt, size_t start)
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{
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unsigned long i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_4(pkt, &i)
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|| i != 0x08060402UL
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|| !PACKET_forward(pkt, BUF_LEN - 8)
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|| !PACKET_get_4(pkt, &i)
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|| i != 0xfefcfaf8UL
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|| PACKET_get_4(pkt, &i)) {
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fprintf(stderr, "test_PACKET_get_4() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_net_2(PACKET *pkt, size_t start)
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{
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unsigned int i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_net_2(pkt, &i)
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|| i != 0x0204
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|| !PACKET_forward(pkt, BUF_LEN - 4)
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|| !PACKET_get_net_2(pkt, &i)
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|| i != 0xfcfe
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|| PACKET_get_net_2(pkt, &i)) {
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fprintf(stderr, "test_PACKET_get_net_2() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_net_3(PACKET *pkt, size_t start)
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{
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unsigned long i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_net_3(pkt, &i)
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|| i != 0x020406UL
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|| !PACKET_forward(pkt, BUF_LEN - 6)
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|| !PACKET_get_net_3(pkt, &i)
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|| i != 0xfafcfeUL
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|| PACKET_get_net_3(pkt, &i)) {
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fprintf(stderr, "test_PACKET_get_net_3() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_net_4(PACKET *pkt, size_t start)
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{
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unsigned long i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_net_4(pkt, &i)
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|| i != 0x02040608UL
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|| !PACKET_forward(pkt, BUF_LEN - 8)
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|| !PACKET_get_net_4(pkt, &i)
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|| i != 0xf8fafcfeUL
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|| PACKET_get_net_4(pkt, &i)) {
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fprintf(stderr, "test_PACKET_get_net_4() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_sub_packet(PACKET *pkt, size_t start)
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{
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PACKET subpkt;
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unsigned long i;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_sub_packet(pkt, &subpkt, 4)
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|| !PACKET_get_net_4(&subpkt, &i)
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|| i != 0x02040608UL
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|| PACKET_remaining(&subpkt)
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|| !PACKET_forward(pkt, BUF_LEN - 8)
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|| !PACKET_get_sub_packet(pkt, &subpkt, 4)
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|| !PACKET_get_net_4(&subpkt, &i)
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|| i != 0xf8fafcfeUL
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|| PACKET_remaining(&subpkt)
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|| PACKET_get_sub_packet(pkt, &subpkt, 4)) {
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fprintf(stderr, "test_PACKET_get_sub_packet() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_bytes(PACKET *pkt, size_t start)
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{
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unsigned char *bytes;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_get_bytes(pkt, &bytes, 4)
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|| bytes[0] != 2 || bytes[1] != 4
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|| bytes[2] != 6 || bytes[3] != 8
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|| PACKET_remaining(pkt) != BUF_LEN -4
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|| !PACKET_forward(pkt, BUF_LEN - 8)
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|| !PACKET_get_bytes(pkt, &bytes, 4)
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|| bytes[0] != 0xf8 || bytes[1] != 0xfa
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|| bytes[2] != 0xfc || bytes[3] != 0xfe
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|| PACKET_remaining(pkt)) {
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fprintf(stderr, "test_PACKET_get_bytes() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_copy_bytes(PACKET *pkt, size_t start)
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{
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unsigned char bytes[4];
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_copy_bytes(pkt, bytes, 4)
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|| bytes[0] != 2 || bytes[1] != 4
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|| bytes[2] != 6 || bytes[3] != 8
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|| PACKET_remaining(pkt) != BUF_LEN - 4
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|| !PACKET_forward(pkt, BUF_LEN - 8)
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|| !PACKET_copy_bytes(pkt, bytes, 4)
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|| bytes[0] != 0xf8 || bytes[1] != 0xfa
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|| bytes[2] != 0xfc || bytes[3] != 0xfe
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|| PACKET_remaining(pkt)) {
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fprintf(stderr, "test_PACKET_copy_bytes() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_memdup(PACKET *pkt, size_t start)
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{
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unsigned char *data = NULL;
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size_t len;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| !PACKET_memdup(pkt, &data, &len)
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|| len != BUF_LEN
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|| memcmp(data, PACKET_data(pkt), len)
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|| !PACKET_forward(pkt, 10)
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|| !PACKET_memdup(pkt, &data, &len)
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|| len != BUF_LEN - 10
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|| memcmp(data, PACKET_data(pkt), len)
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|| !PACKET_back(pkt, 1)
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|| !PACKET_memdup(pkt, &data, &len)
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|| len != BUF_LEN - 9
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|| memcmp(data, PACKET_data(pkt), len)) {
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fprintf(stderr, "test_PACKET_memdup() failed\n");
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OPENSSL_free(data);
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return 0;
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}
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OPENSSL_free(data);
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return 1;
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}
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static int test_PACKET_strndup()
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{
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char buf[10], buf2[10];
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char *data = NULL;
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PACKET pkt;
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memset(buf, 'x', 10);
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memset(buf2, 'y', 10);
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buf2[5] = '\0';
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if ( !PACKET_buf_init(&pkt, (unsigned char*)buf, 10)
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|| !PACKET_strndup(&pkt, &data)
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|| strlen(data) != 10
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|| strncmp(data, buf, 10)
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|| !PACKET_buf_init(&pkt, (unsigned char*)buf2, 10)
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|| !PACKET_strndup(&pkt, &data)
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|| strlen(data) != 5
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|| strcmp(data, buf2)) {
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fprintf(stderr, "test_PACKET_strndup failed\n");
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OPENSSL_free(data);
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return 0;
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}
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OPENSSL_free(data);
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return 1;
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}
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static int test_PACKET_move_funcs(PACKET *pkt, size_t start)
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{
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unsigned char *byte;
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size_t bm;
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if ( !PACKET_goto_bookmark(pkt, start)
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|| PACKET_back(pkt, 1)
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|| !PACKET_forward(pkt, 1)
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|| !PACKET_get_bytes(pkt, &byte, 1)
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|| byte[0] != 4
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|| !PACKET_get_bookmark(pkt, &bm)
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|| !PACKET_forward(pkt, BUF_LEN - 2)
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|| PACKET_forward(pkt, 1)
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|| !PACKET_back(pkt, 1)
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|| !PACKET_get_bytes(pkt, &byte, 1)
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|| byte[0] != 0xfe
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|| !PACKET_goto_bookmark(pkt, bm)
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|| !PACKET_get_bytes(pkt, &byte, 1)
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|| byte[0] != 6) {
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fprintf(stderr, "test_PACKET_move_funcs() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_buf_init()
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{
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unsigned char buf[BUF_LEN];
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size_t len;
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PACKET pkt;
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/* Also tests PACKET_get_len() */
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if ( !PACKET_buf_init(&pkt, buf, 4)
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|| !PACKET_length(&pkt, &len)
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|| len != 4
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|| !PACKET_buf_init(&pkt, buf, BUF_LEN)
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|| !PACKET_length(&pkt, &len)
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|| len != BUF_LEN
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|| pkt.end - pkt.start != BUF_LEN
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|| pkt.end < pkt.start
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|| pkt.curr < pkt.start
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|| pkt.curr > pkt.end
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|| PACKET_buf_init(&pkt, buf, -1)) {
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fprintf(stderr, "test_PACKET_buf_init() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_length_prefixed_1()
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{
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unsigned char buf[BUF_LEN];
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const size_t len = 16;
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unsigned int i;
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PACKET pkt, short_pkt, subpkt;
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buf[0] = len;
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for (i = 1; i < BUF_LEN; i++) {
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buf[i] = (i * 2) & 0xff;
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}
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if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
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|| !PACKET_buf_init(&short_pkt, buf, len)
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|| !PACKET_get_length_prefixed_1(&pkt, &subpkt)
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|| PACKET_remaining(&subpkt) != len
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|| !PACKET_get_net_2(&subpkt, &i)
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|| i != 0x0204
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|| PACKET_get_length_prefixed_1(&short_pkt, &subpkt)
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|| PACKET_remaining(&short_pkt) != len) {
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fprintf(stderr, "test_PACKET_get_length_prefixed_1() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_length_prefixed_2()
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{
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unsigned char buf[1024];
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const size_t len = 516; /* 0x0204 */
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unsigned int i;
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PACKET pkt, short_pkt, subpkt;
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for (i = 1; i <= 1024; i++) {
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buf[i-1] = (i * 2) & 0xff;
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}
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if ( !PACKET_buf_init(&pkt, buf, 1024)
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|| !PACKET_buf_init(&short_pkt, buf, len)
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|| !PACKET_get_length_prefixed_2(&pkt, &subpkt)
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|| PACKET_remaining(&subpkt) != len
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|| !PACKET_get_net_2(&subpkt, &i)
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|| i != 0x0608
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|| PACKET_get_length_prefixed_2(&short_pkt, &subpkt)
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|| PACKET_remaining(&short_pkt) != len) {
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fprintf(stderr, "test_PACKET_get_length_prefixed_2() failed\n");
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return 0;
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}
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return 1;
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}
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static int test_PACKET_get_length_prefixed_3()
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{
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unsigned char buf[1024];
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const size_t len = 516; /* 0x000204 */
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unsigned int i;
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PACKET pkt, short_pkt, subpkt;
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for (i = 0; i < 1024; i++) {
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buf[i] = (i * 2) & 0xff;
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}
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if ( !PACKET_buf_init(&pkt, buf, 1024)
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|| !PACKET_buf_init(&short_pkt, buf, len)
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|| !PACKET_get_length_prefixed_3(&pkt, &subpkt)
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|| PACKET_remaining(&subpkt) != len
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|| !PACKET_get_net_2(&subpkt, &i)
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|| i != 0x0608
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|| PACKET_get_length_prefixed_3(&short_pkt, &subpkt)
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|| PACKET_remaining(&short_pkt) != len) {
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fprintf(stderr, "test_PACKET_get_length_prefixed_3() failed\n");
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return 0;
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}
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return 1;
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}
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int main(int argc, char **argv)
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{
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unsigned char buf[BUF_LEN];
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unsigned int i;
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size_t start = 0;
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PACKET pkt;
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for (i=1; i<=BUF_LEN; i++) {
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buf[i-1] = (i * 2) & 0xff;
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}
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i = 0;
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if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)
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|| !PACKET_get_bookmark(&pkt, &start)) {
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fprintf(stderr, "setup failed\n");
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return 0;
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}
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if ( !test_PACKET_buf_init()
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|| !test_PACKET_remaining(&pkt)
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|| !test_PACKET_get_1(&pkt, start)
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|| !test_PACKET_get_4(&pkt, start)
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|| !test_PACKET_get_net_2(&pkt, start)
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|| !test_PACKET_get_net_3(&pkt, start)
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|| !test_PACKET_get_net_4(&pkt, start)
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|| !test_PACKET_get_sub_packet(&pkt, start)
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|| !test_PACKET_get_bytes(&pkt, start)
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|| !test_PACKET_copy_bytes(&pkt, start)
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|| !test_PACKET_memdup(&pkt, start)
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|| !test_PACKET_strndup()
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|| !test_PACKET_move_funcs(&pkt, start)
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|| !test_PACKET_get_length_prefixed_1()
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|| !test_PACKET_get_length_prefixed_2()
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|| !test_PACKET_get_length_prefixed_3()) {
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return 1;
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}
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printf("PASS\n");
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return 0;
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}
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