1683e5d9f6
* Added AES-OFB module. * File names have been changed to have the prefix `WjCryptLib_` rather than `CryptLib_`. * Removed compiled binaries from source tree.
85 lines
3.3 KiB
C
85 lines
3.3 KiB
C
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// WjCryptLibTest_Rc4
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//
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// Tests the RC4 function against known test vectors to verify algorithms are correct.
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//
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// This is free and unencumbered software released into the public domain - June 2013 waterjuice.org
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// IMPORTS
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdbool.h>
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#include "WjCryptLib_Rc4.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// PUBLIC FUNCTIONS
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// TestRc4
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//
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// Test RC4 algorithm against test vectors
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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bool
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TestRc4
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(
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void
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)
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{
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struct
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{
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char Key [100];
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uint32_t Drop;
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uint8_t Output [16];
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} TestVectors [] =
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{
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{ "Key", 0, {0xeb,0x9f,0x77,0x81,0xb7,0x34,0xca,0x72,0xa7,0x19,0x4a,0x28,0x67,0xb6,0x42,0x95} },
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{ "Wiki", 0, {0x60,0x44,0xdb,0x6d,0x41,0xb7,0xe8,0xe7,0xa4,0xd6,0xf9,0xfb,0xd4,0x42,0x83,0x54} },
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{ "Secret", 0, {0x04,0xd4,0x6b,0x05,0x3c,0xa8,0x7b,0x59,0x41,0x72,0x30,0x2a,0xec,0x9b,0xb9,0x92} },
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{ "Key", 1, {0x9f,0x77,0x81,0xb7,0x34,0xca,0x72,0xa7,0x19,0x4a,0x28,0x67,0xb6,0x42,0x95,0x0d} },
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{ "Key", 256, {0x92,0xfd,0xd9,0xb6,0xe4,0x04,0xef,0x4f,0xa0,0x75,0xf1,0xa3,0x44,0xed,0x81,0x6b} },
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};
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Rc4Context context;
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uint8_t output [16];
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uint32_t i;
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bool success = true;
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for( i=0; i<(sizeof(TestVectors)/sizeof(TestVectors[0])); i++ )
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{
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Rc4Initialise( &context, TestVectors[i].Key, (uint8_t)strlen(TestVectors[i].Key), TestVectors[i].Drop );
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Rc4Output( &context, output, sizeof(output) );
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if( memcmp( output, TestVectors[i].Output, sizeof(output) ) != 0 )
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{
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printf( "TestRc4 - Failed test vector: %u\n", i );
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success = false;
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}
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}
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// Test by doing drop manually
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for( i=0; i<(sizeof(TestVectors)/sizeof(TestVectors[0])); i++ )
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{
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uint32_t x;
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Rc4Initialise( &context, TestVectors[i].Key, (uint8_t)strlen(TestVectors[i].Key), 0 );
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for( x=0; x<TestVectors[i].Drop; x++ )
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{
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Rc4Output( &context, output, 1 );
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}
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Rc4Output( &context, output, sizeof(output) );
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if( memcmp( output, TestVectors[i].Output, sizeof(output) ) != 0 )
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{
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printf( "TestRc4 - Failed test vector: %u [manual drop]\n", i );
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success = false;
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}
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}
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return success;
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}
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