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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2021-2022. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "beam_types.h"
#include "global.h"
#include "erl_message.h"
#include "external.h"
static Sint64 get_sint64(const byte *data);
int beam_types_decode(const byte *data, Uint size, BeamType *out) {
int types;
if (size != 18) {
return 0;
}
types = (Uint16)data[0] << 8 | (Uint16)data[1];
if (types == BEAM_TYPE_NONE) {
return 0;
}
out->type_union = types;
data += 2;
out->min = get_sint64(data);
data += 8;
out->max = get_sint64(data);
return 1;
}
static Sint64 get_sint64(const byte *data) {
Sint64 value = 0;
int i;
for (i = 0; i < 8; i++) {
value = value << 8 | (Sint16)data[i];
}
return value;
}
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