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// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "prep.h"
// prep - Control Value Program
namespace ots {
bool OpenTypePREP::Parse(const uint8_t *data, size_t length) {
Buffer table(data, length);
if (length >= 128 * 1024u) {
// almost all prep tables are less than 9k bytes.
return Error("Table length %ld > 120K", length);
}
if (!table.Skip(length)) {
return Error("Failed to read table of length %ld", length);
}
this->m_data = data;
this->m_length = length;
return true;
}
bool OpenTypePREP::Serialize(OTSStream *out) {
if (!out->Write(this->m_data, this->m_length)) {
return Error("Failed to write table length");
}
return true;
}
bool OpenTypePREP::ShouldSerialize() {
return Table::ShouldSerialize() &&
// this table is not for CFF fonts.
GetFont()->GetTable(OTS_TAG_GLYF) != NULL;
}
} // namespace ots