63 lines
1.2 KiB
C
63 lines
1.2 KiB
C
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#ifndef CHUNK_TABLE_H_
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#define CHUNK_TABLE_H_
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#include "bin.h"
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#include <blue/core/btree.h>
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#include <blue/core/hash.h>
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#include <stdio.h>
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struct ec3_tag_reader;
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struct ec3_tag_writer;
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enum chunk_table_mode {
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CHUNK_TABLE_READ,
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CHUNK_TABLE_WRITE,
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};
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struct chunk_table {
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enum chunk_table_mode tab_mode;
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unsigned int tab_cluster_size;
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b_btree tab_cache;
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union {
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struct {
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struct ec3_tag_reader *ctab;
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struct ec3_tag_reader *cdat;
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} tab_read;
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struct {
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struct ec3_tag_writer *ctab;
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struct ec3_tag_writer *cdat;
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} tab_write;
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};
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};
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extern enum ec3_status chunk_table_init_read(
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struct ec3_tag_reader *ctab,
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struct ec3_tag_reader *cdat,
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size_t cluster_size,
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struct chunk_table *tab);
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extern enum ec3_status chunk_table_init_write(
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struct ec3_tag_writer *ctab,
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struct ec3_tag_writer *cdat,
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size_t cluster_size,
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struct chunk_table *tab);
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extern void chunk_table_finish(struct chunk_table *tab);
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extern enum ec3_status chunk_table_get(
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struct chunk_table *tab,
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ec3_chunk_id id,
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void *out_data,
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size_t *out_len);
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extern enum ec3_status chunk_table_put(
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struct chunk_table *tab,
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const void *data,
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size_t len,
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ec3_chunk_id out_id);
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extern size_t chunk_table_bytes_per_chunk(struct chunk_table *tab);
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#endif
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