243 lines
6.2 KiB
C
243 lines
6.2 KiB
C
/*
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* datatypes_driver.c
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*
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* a test driver for crypto/math datatypes
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*
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* David A. McGrew
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* Cisco Systems, Inc.
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*/
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/*
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*
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* Copyright (c) 2001-2017, Cisco Systems, Inc.
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* 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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* 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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* Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* Neither the name of the Cisco Systems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; 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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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h> /* for printf() */
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#include <string.h> /* for strlen() */
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#include "datatypes.h"
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#include "util.h"
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void
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byte_order(void);
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void
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test_hex_string_funcs(void);
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void
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print_string(char *s);
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void
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test_bswap(void);
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int
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main (void) {
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/*
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* this program includes various and sundry tests for fundamental
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* datatypes. it's a grab-bag of throwaway code, retained only in
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* case of future problems
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*/
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int i, j;
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v128_t x;
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char *r =
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"The Moving Finger writes; and, having writ,\n"
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"Moves on: nor all thy Piety nor Wit\n"
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"Shall lure it back to cancel half a Line,\n"
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"Nor all thy Tears wash out a Word of it.";
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char *s = "incomplet";
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print_string(r);
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print_string(s);
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byte_order();
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test_hex_string_funcs();
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for (j=0; j < 128; j++) {
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v128_set_to_zero(&x);
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/* x.v32[0] = (1 << j); */
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v128_set_bit(&x, j);
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printf("%s\n", v128_bit_string(&x));
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v128_clear_bit(&x, j);
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printf("%s\n", v128_bit_string(&x));
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}
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printf("----------------------------------------------\n");
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v128_set_to_zero(&x);
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for (i=0; i < 128; i++) {
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v128_set_bit(&x, i);
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}
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printf("%s\n", v128_bit_string(&x));
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printf("----------------------------------------------\n");
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v128_set_to_zero(&x);
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v128_set_bit(&x, 0);
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for (i=0; i < 128; i++) {
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printf("%s\n", v128_bit_string(&x));
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v128_right_shift(&x, 1);
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}
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printf("----------------------------------------------\n");
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v128_set_to_zero(&x);
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v128_set_bit(&x, 127);
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for (i=0; i < 128; i++) {
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printf("%s\n", v128_bit_string(&x));
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v128_left_shift(&x, 1);
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}
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printf("----------------------------------------------\n");
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for (i=0; i < 128; i++) {
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v128_set_to_zero(&x);
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v128_set_bit(&x, 127);
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v128_left_shift(&x, i);
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printf("%s\n", v128_bit_string(&x));
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}
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printf("----------------------------------------------\n");
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v128_set_to_zero(&x);
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for (i=0; i < 128; i+=2) {
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v128_set_bit(&x, i);
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}
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printf("bit_string: { %s }\n", v128_bit_string(&x));
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printf("get_bit: { ");
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for (i=0; i < 128; i++) {
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if (v128_get_bit(&x, i) == 1)
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printf("1");
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else
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printf("0");
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}
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printf(" } \n");
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test_bswap();
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return 0;
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}
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/* byte_order() prints out byte ordering of datatypes */
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void
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byte_order(void) {
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int i;
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v128_t e;
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#if 0
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v16_t b;
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v32_t c;
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v64_t d;
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for (i=0; i < sizeof(b); i++)
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b.octet[i] = i;
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for (i=0; i < sizeof(c); i++)
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c.octet[i] = i;
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for (i=0; i < sizeof(d); i++)
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d.octet[i] = i;
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printf("v128_t:\t%s\n", v128_hex_string(&e));
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printf("v64_t:\t%s\n", v64_hex_string(&d));
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printf("v32_t:\t%s\n", v32_hex_string(c));
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printf("v16_t:\t%s\n", v16_hex_string(b));
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c.value = 0x01020304;
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printf("v32_t:\t%s\n", v32_hex_string(c));
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b.value = 0x0102;
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printf("v16_t:\t%s\n", v16_hex_string(b));
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printf("uint16_t ordering:\n");
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c.value = 0x00010002;
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printf("v32_t:\t%x%x\n", c.v16[0], c.v16[1]);
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#endif
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printf("byte ordering of crypto/math datatypes:\n");
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for (i=0; i < sizeof(e); i++)
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e.v8[i] = i;
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printf("v128_t: %s\n", v128_hex_string(&e));
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}
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void
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test_hex_string_funcs(void) {
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char hex1[] = "abadcafe";
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char hex2[] = "0123456789abcdefqqqqq";
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char raw[10];
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int len;
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len = hex_string_to_octet_string(raw, hex1, strlen(hex1));
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printf("computed length: %d\tstring: %s\n", len,
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octet_string_hex_string(raw, len/2));
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printf("expected length: %u\tstring: %s\n", (unsigned)strlen(hex1), hex1);
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len = hex_string_to_octet_string(raw, hex2, strlen(hex2));
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printf("computed length: %d\tstring: %s\n", len,
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octet_string_hex_string(raw, len/2));
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printf("expected length: %d\tstring: %s\n", 16, "0123456789abcdef");
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}
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void
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print_string(char *s) {
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size_t i;
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printf("%s\n", s);
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printf("strlen(s) = %u\n", (unsigned)strlen(s));
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printf("{ ");
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for (i=0; i < strlen(s); i++) {
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printf("0x%x, ", s[i]);
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if (((i+1) % 8) == 0)
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printf("\n ");
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}
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printf("}\n");
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}
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void
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test_bswap(void) {
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uint32_t x = 0x11223344;
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uint64_t y = 0x1122334455667788LL;
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printf("before: %0x\nafter: %0x\n", x, (unsigned int)be32_to_cpu(x));
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printf("before: %0llx\nafter: %0llx\n", (unsigned long long)y,
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(unsigned long long)be64_to_cpu(y));
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y = 1234;
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printf("1234: %0llx\n", (unsigned long long)y);
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printf("as octet string: %s\n",
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octet_string_hex_string((uint8_t *) &y, 8));
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y = be64_to_cpu(y);
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printf("bswapped octet string: %s\n",
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octet_string_hex_string((uint8_t *) &y, 8));
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}
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