cpukit/libtest/testgcovdumpinfo.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /**
0004  * @file
0005  *
0006  * @ingroup RTEMSTestFrameworkImpl
0007  *
0008  * @brief This source file contains the implementation of
0009  *   rtems_test_gcov_dump_info().
0010  */
0011
0012 /*
0013  * Copyright (C) 2021, 2023 embedded brains GmbH & Co. KG
0014  *
0015  * Redistribution and use in source and binary forms, with or without
0016  * modification, are permitted provided that the following conditions
0017  * are met:
0018  * 1. Redistributions of source code must retain the above copyright
0019  *    notice, this list of conditions and the following disclaimer.
0020  * 2. Redistributions in binary form must reproduce the above copyright
0021  *    notice, this list of conditions and the following disclaimer in the
0022  *    documentation and/or other materials provided with the distribution.
0023  *
0024  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0025  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0026  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0027  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0028  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0029  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0030  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0031  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0032  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0033  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0034  * POSSIBILITY OF SUCH DAMAGE.
0035  */
0036
0037 #ifdef HAVE_CONFIG_H
0038 #include "config.h"
0039 #endif
0040
0041 #include <rtems/test-info.h>
0042
0043 #include <rtems/test-gcov.h>
0044 #include <rtems/score/isrlock.h>
0045 #include <rtems/score/hash.h>
0046 #include <rtems/bspIo.h>
0047
0048 #if ISR_LOCK_NEEDS_OBJECT
0049 static ISR_lock_Control gcov_dump_lock = ISR_LOCK_INITIALIZER( "gcov dump" );
0050 #endif
0051
0052 static bool gcov_dump_done;
0053
0054 static Hash_Context gcov_hash;
0055
0056 static void gcov_put_char( int c, void *arg )
0057 {
0058   uint8_t byte;
0059
0060   rtems_put_char( c, arg );
0061   byte = (uint8_t) c;
0062   _Hash_Add_data( &gcov_hash, &byte, sizeof( byte ) );
0063 }
0064
0065 void rtems_test_gcov_dump_info( void )
0066 {
0067   ISR_lock_Context lock_context;
0068
0069   _ISR_lock_ISR_disable_and_acquire( &gcov_dump_lock, &lock_context );
0070
0071   if ( !gcov_dump_done ) {
0072     Hash_Control result;
0073
0074     gcov_dump_done = true;
0075
0076     _IO_Printf( rtems_put_char, NULL, "\n*** BEGIN OF GCOV INFO BASE64 ***\n" );
0077     _Hash_Initialize( &gcov_hash );
0078     _Gcov_Dump_info_base64( gcov_put_char, NULL );
0079     _Hash_Finalize( &gcov_hash, &result );
0080     _IO_Printf( rtems_put_char, NULL, "*** END OF GCOV INFO BASE64 ***\n" );
0081     _IO_Printf(
0082       rtems_put_char,
0083       NULL,
0084       "*** GCOV INFO SHA256 %s ***\n",
0085       _Hash_Get_string( &result )
0086     );
0087   }
0088
0089   _ISR_lock_Release_and_ISR_enable( &gcov_dump_lock, &lock_context );
0090 }