111 lines
3.6 KiB
JavaScript
111 lines
3.6 KiB
JavaScript
// Copyright (c) 2024, Oracle and/or its affiliates.
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//-----------------------------------------------------------------------------
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//
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// This software is dual-licensed to you under the Universal Permissive License
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// (UPL) 1.0 as shown at https://oss.oracle.com/licenses/upl and Apache License
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// 2.0 as shown at http://www.apache.org/licenses/LICENSE-2.0. You may choose
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// either license.
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//
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// If you elect to accept the software under the Apache License, Version 2.0,
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// the following applies:
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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//-----------------------------------------------------------------------------
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'use strict';
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const constants = require('../../constants.js');
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module.exports = {
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// vector constants
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TNS_VECTOR_MAGIC_BYTE: 0xDB,
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TNS_VECTOR_VERSION_BASE: 0,
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TNS_VECTOR_VERSION_WITH_BINARY: 1,
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TNS_VECTOR_VERSION_WITH_SPARSE: 2,
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// vector flags
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TNS_VECTOR_FLAG_NORMSRC: 0x0010,
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TNS_VECTOR_FLAG_NORM: 0x0002,
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TNS_VECTOR_FLAG_SPARSE: 0x0020,
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// base JSON constants
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TNS_JSON_MAGIC_BYTE_1: 0xff,
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TNS_JSON_MAGIC_BYTE_2: 0x4a, // 'J'
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TNS_JSON_MAGIC_BYTE_3: 0x5a, // 'Z'
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TNS_JSON_VERSION_MAX_FNAME_255: 1,
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TNS_JSON_VERSION_MAX_FNAME_65535: 3,
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TNS_JSON_FLAG_HASH_ID_UINT8: 0x0100,
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TNS_JSON_FLAG_HASH_ID_UINT16: 0x0200,
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TNS_JSON_FLAG_NUM_FNAMES_UINT16: 0x0400,
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TNS_JSON_FLAG_FNAMES_SEG_UINT32: 0x0800,
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TNS_JSON_FLAG_TINY_NODES_STAT: 0x2000,
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TNS_JSON_FLAG_TREE_SEG_UINT32: 0x1000,
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TNS_JSON_FLAG_REL_OFFSET_MODE: 0x01,
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TNS_JSON_FLAG_INLINE_LEAF: 0x02,
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TNS_JSON_FLAG_LEN_IN_PCODE: 0x04,
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TNS_JSON_FLAG_NUM_FNAMES_UINT32: 0x08,
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TNS_JSON_FLAG_IS_SCALAR: 0x10,
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TNS_JSON_FLAG_SEC_FNAMES_SEG_UINT16: 0x100,
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// JSON data types
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TNS_JSON_TYPE_NULL: 0x30,
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TNS_JSON_TYPE_TRUE: 0x31,
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TNS_JSON_TYPE_FALSE: 0x32,
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TNS_JSON_TYPE_STRING_LENGTH_UINT8: 0x33,
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TNS_JSON_TYPE_NUMBER_LENGTH_UINT8: 0x34,
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TNS_JSON_TYPE_BINARY_DOUBLE: 0x36,
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TNS_JSON_TYPE_STRING_LENGTH_UINT16: 0x37,
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TNS_JSON_TYPE_STRING_LENGTH_UINT32: 0x38,
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TNS_JSON_TYPE_TIMESTAMP: 0x39,
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TNS_JSON_TYPE_BINARY_LENGTH_UINT16: 0x3a,
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TNS_JSON_TYPE_BINARY_LENGTH_UINT32: 0x3b,
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TNS_JSON_TYPE_DATE: 0x3c,
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TNS_JSON_TYPE_INTERVAL_YM: 0x3d,
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TNS_JSON_TYPE_INTERVAL_DS: 0x3e,
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TNS_JSON_TYPE_TIMESTAMP_TZ: 0x7c,
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TNS_JSON_TYPE_TIMESTAMP7: 0x7d,
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TNS_JSON_TYPE_BINARY_FLOAT: 0x7f,
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TNS_JSON_TYPE_OBJECT: 0x84,
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TNS_JSON_TYPE_ARRAY: 0xc0,
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TNS_JSON_TYPE_EXTENDED: 0x7b,
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TNS_JSON_TYPE_VECTOR: 0x01,
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TNS_JSON_TYPE_ID: 0x7e,
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// timezone offsets
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TZ_HOUR_OFFSET: 20,
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TZ_MINUTE_OFFSET: 60,
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// general constants
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TNS_MAX_SHORT_LENGTH: 252,
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TNS_DURATION_MID: 0x80000000,
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TNS_DURATION_OFFSET: 60,
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TNS_CHUNK_SIZE: 32767,
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TNS_HAS_REGION_ID: 0x80,
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NUMBER_MAX_DIGITS: 40,
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BUFFER_CHUNK_SIZE: 65536,
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CSFRM_IMPLICIT: constants.CSFRM_IMPLICIT,
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// vector generic constants
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VECTOR_FORMAT_FLOAT32: constants.VECTOR_FORMAT_FLOAT32,
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VECTOR_FORMAT_FLOAT64: constants.VECTOR_FORMAT_FLOAT64,
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VECTOR_FORMAT_INT8: constants.VECTOR_FORMAT_INT8,
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VECTOR_FORMAT_BINARY: constants.VECTOR_FORMAT_BINARY,
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TNS_NULL_LENGTH_INDICATOR: 255,
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TNS_LONG_LENGTH_INDICATOR: 254,
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};
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