91 lines
1.9 KiB
C
91 lines
1.9 KiB
C
/*
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* Copyright (c) 2012-2013 Spotify AB
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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#ifndef SPARKEY_INTERNAL_H
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#define SPARKEY_INTERNAL_H
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#include <stdint.h>
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#include "sparkey.h"
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#include "logheader.h"
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#include "hashheader.h"
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#include "buf.h"
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struct sparkey_logreader {
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uint32_t open_status;
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sparkey_logheader header;
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int fd;
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uint64_t data_len;
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uint8_t *data;
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};
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struct sparkey_logiter {
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uint32_t open_status;
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uint32_t file_identifier;
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// position in reader
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uint64_t block_position;
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uint64_t next_block_position;
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uint64_t block_offset;
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uint64_t block_len;
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int entry_count;
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// compression buffer
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int compression_buf_allocated;
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uint8_t *compression_buf;
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// current entry
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uint64_t entry_block_position;
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uint64_t entry_block_offset;
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sparkey_entry_type type;
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sparkey_iter_state state;
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uint64_t keylen;
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uint64_t valuelen;
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uint64_t key_remaining;
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uint64_t value_remaining;
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};
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struct sparkey_logwriter {
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uint32_t open_status;
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sparkey_logheader header;
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int fd;
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sparkey_buf block_buf;
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uint32_t max_compressed_size;
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uint8_t *compressed;
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sparkey_buf file_buf;
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int flushed;
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int entry_count;
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};
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struct sparkey_hashreader {
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uint32_t open_status;
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sparkey_hashheader header;
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sparkey_logreader log;
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int fd;
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uint64_t data_len;
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uint8_t *data;
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};
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sparkey_returncode sparkey_logreader_open_noalloc(sparkey_logreader *log, const char *filename);
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void sparkey_logreader_close_nodealloc(sparkey_logreader *log);
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#endif
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