/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (C) 2020 embedded brains GmbH & Co. KG
*
* 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 <limits.h>
#include <string.h>
#include <rtems/base64.h>
typedef struct {
IO_Put_char put_char;
void *arg;
int out;
size_t index;
char buf[ 57 ];
} dump_context;
static void put_char( int c, void *arg )
{
dump_context *ctx;
ctx = arg;
( *ctx->put_char )( c, ctx->arg );
++ctx->out;
if ( ctx->out >= 76 ) {
ctx->out = 0;
( *ctx->put_char )( '\n', ctx->arg );
}
}
static void chunk( void *arg, const void *data, size_t length )
{
dump_context *ctx;
size_t index;
const char *in;
const void *end;
ctx = arg;
index = ctx->index;
in = data;
end = in + length;
while ( in != end ) {
ctx->buf[ index ] = *in;
++in;
if ( index == RTEMS_ARRAY_SIZE( ctx->buf ) - 1 ) {
index = 0;
_Base64_Encode(
put_char,
ctx,
ctx->buf,
sizeof( ctx->buf ),
NULL,
INT_MAX
);
} else {
++index;
}
}
ctx->index = index;
}
static void flush( dump_context *ctx )
{
_Base64_Encode( put_char, ctx, ctx->buf, ctx->index, NULL, INT_MAX );
}
void rtems_record_dump_base64( IO_Put_char put_char, void *arg )
{
dump_context ctx;
memset( &ctx, 0, sizeof( ctx ) );
ctx.put_char = put_char;
ctx.arg = arg;
rtems_record_dump( chunk, &ctx );
flush( &ctx );
}