/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS 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 COPYRIGHT OWNER OR 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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/recorddump.h>
#include <rtems/score/threadimpl.h>
typedef struct {
rtems_record_dump_chunk chunk;
void *arg;
} dump_context;
static void dump_chunk( dump_context *ctx, const void *data, size_t length )
{
( *ctx->chunk )( ctx->arg, data, length );
}
static bool thread_names_visitor( rtems_tcb *tcb, void *arg )
{
dump_context *ctx;
char name[ 2 * THREAD_DEFAULT_MAXIMUM_NAME_SIZE ];
size_t n;
size_t i;
rtems_record_item item;
rtems_record_data data;
ctx = arg;
item.event = RTEMS_RECORD_THREAD_ID;
item.data = tcb->Object.id;
dump_chunk( ctx, &item, sizeof( item ) );
n = _Thread_Get_name( tcb, name, sizeof( name ) );
i = 0;
while ( i < n ) {
size_t j;
data = 0;
for ( j = 0; i < n && j < sizeof( data ); ++j ) {
rtems_record_data c;
c = (unsigned char) name[ i ];
data |= c << ( j * 8 );
++i;
}
item.event = RTEMS_RECORD_THREAD_NAME;
item.data = data;
dump_chunk( ctx, &item, sizeof( item ) );
}
return false;
}
static void drain_visitor(
const rtems_record_item *items,
size_t count,
void *arg
)
{
dump_chunk( arg, items, count * sizeof( *items ) );
}
void rtems_record_dump(
rtems_record_dump_chunk chunk,
void *arg
)
{
Record_Stream_header header;
size_t size;
dump_context ctx;
ctx.chunk = chunk;
ctx.arg = arg;
size = _Record_Stream_header_initialize( &header );
dump_chunk( &ctx, &header, size );
rtems_task_iterate( thread_names_visitor, &ctx );
rtems_record_drain( drain_visitor, &ctx );
}