src/include/cwrapper/storage/cwrapper/text-format-c.h

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

#ifndef STORAGE_SRC_STORAGE_CWRAPPER_TEXT_FORMAT_C_H_
#define STORAGE_SRC_STORAGE_CWRAPPER_TEXT_FORMAT_C_H_

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

#ifndef ERROR_MESSAGE_BUFFER_SIZE
#define ERROR_MESSAGE_BUFFER_SIZE 4096
#endif

struct TextFormatC;

typedef struct TextFormatC TextFormatC;

typedef struct TextFormatCatchedError {
  int errCode;
  char errMessage[ERROR_MESSAGE_BUFFER_SIZE];
} TextFormatCatchedError;

typedef struct TextFormatFileSplit {
  char *fileName;
  int64_t start;
  int64_t len;
} TextFormatFileSplit;

#define TextFormatTypeCSV 'c'
#define TextFormatTypeTXT 't'

// fmtType: c->csv, t->text, tableOptions in json format
__attribute__((weak)) TextFormatC *TextFormatNewTextFormatC(char fmtType, const char *tableOptions) {}
__attribute__((weak)) void TextFormatFreeTextFormatC(TextFormatC **fmt) {}

__attribute__((weak)) void TextFormatBeginTextFormatC(TextFormatC *fmt, TextFormatFileSplit *splits,
                                int numSplits, bool *columnsToRead,
                                char **columnName, int numColumns) {}
// each call returns a tuple, false means termination
// caller should free each *values: delete [] *values
__attribute__((weak)) bool TextFormatNextTextFormatC(TextFormatC *fmt, const char **values,
                               uint64_t *valueStrLen, bool *isNull,
                               bool *lastInBatch) {}
__attribute__((weak)) void TextFormatCompleteNextTextFormatC(TextFormatC *fmt) {}
__attribute__((weak)) void TextFormatEndTextFormatC(TextFormatC *fmt) {}

__attribute__((weak)) void TextFormatBeginInsertTextFormatC(TextFormatC *fmt, const char *dirFullPath,
                                      char **columnName, int numColumns) {}
__attribute__((weak)) void TextFormatInsertTextFormatC(TextFormatC *fmt, const char **values,
                                 bool *isNull) {}
__attribute__((weak)) void TextFormatEndInsertTextFormatC(TextFormatC *fmt) {}

__attribute__((weak)) TextFormatCatchedError *TextFormatGetErrorTextFormatC(TextFormatC *fmt) {}

#ifdef __cplusplus
}
#endif

#endif  // STORAGE_SRC_STORAGE_CWRAPPER_TEXT_FORMAT_C_H_