forked from Imagelibrary/rtems
112 lines
2.8 KiB
C
112 lines
2.8 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/*
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* Copyright (C) 2020 embedded brains GmbH & Co. KG
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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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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, 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 OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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 <rtems/recorddump.h>
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#include <limits.h>
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#include <string.h>
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#include <rtems/base64.h>
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typedef struct {
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IO_Put_char put_char;
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void *arg;
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int out;
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size_t index;
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char buf[ 57 ];
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} dump_context;
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static void put_char( int c, void *arg )
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{
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dump_context *ctx;
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ctx = arg;
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( *ctx->put_char )( c, ctx->arg );
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++ctx->out;
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if ( ctx->out >= 76 ) {
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ctx->out = 0;
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( *ctx->put_char )( '\n', ctx->arg );
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}
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}
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static void chunk( void *arg, const void *data, size_t length )
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{
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dump_context *ctx;
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size_t index;
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const char *in;
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const void *end;
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ctx = arg;
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index = ctx->index;
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in = data;
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end = in + length;
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while ( in != end ) {
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ctx->buf[ index ] = *in;
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++in;
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if ( index == RTEMS_ARRAY_SIZE( ctx->buf ) - 1 ) {
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index = 0;
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_Base64_Encode(
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put_char,
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ctx,
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ctx->buf,
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sizeof( ctx->buf ),
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NULL,
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INT_MAX
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);
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} else {
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++index;
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}
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}
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ctx->index = index;
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}
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static void flush( dump_context *ctx )
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{
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_Base64_Encode( put_char, ctx, ctx->buf, ctx->index, NULL, INT_MAX );
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}
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void rtems_record_dump_base64( IO_Put_char put_char, void *arg )
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{
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dump_context ctx;
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memset( &ctx, 0, sizeof( ctx ) );
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ctx.put_char = put_char;
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ctx.arg = arg;
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rtems_record_dump( chunk, &ctx );
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flush( &ctx );
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}
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