forked from agorise/c-ipfs
Now saving and retrieving MerkleDags that contain data. Now need to work with links and other types.
56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
#ifndef __DATASTORE_H__
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#define __DATASTORE_H__
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#include <stdint.h>
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#include "ipfs/blocks/block.h"
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//const char* datastore_default_directory = "datastore";
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struct Datastore {
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char* type;
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char* path;
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char* storage_max;
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int storage_gc_watermark;
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char* gc_period;
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char* params;
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int no_sync;
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int hash_on_read;
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int bloom_filter_size;
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// function pointers for datastore operations
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int (*datastore_open)(int argc, char** argv, struct Datastore* datastore);
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int (*datastore_close)(struct Datastore* datastore);
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int (*datastore_put)(const unsigned char* key, size_t key_size, unsigned char* data, size_t data_length, const struct Datastore* datastore);
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int (*datastore_put_block)(const struct Block* block, const struct Datastore* datastore);
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int (*datastore_get)(const char* key, size_t key_size, unsigned char* data, size_t max_data_length, size_t* data_length, const struct Datastore* datastore);
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int (*datastore_get_block)(const struct Cid* cid, struct Block** block, const struct Datastore* datastore);
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// a handle to the datastore "context" used by the datastore
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void* handle;
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};
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/***
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* Initialize the structure of the datastore to default settings. Used for
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* creating a new datastore on the disk.
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* @param datastore the struct to initialize
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* @param config_root the path to the root of IPFS
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* @returns true(1) on success
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*/
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int ipfs_repo_config_datastore_init(struct Datastore* datastore, const char* config_root);
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/***
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* initialize the structure of the datastore
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* @param datastore the struct to initialize
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* @returns true(1) on success
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*/
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int ipfs_repo_config_datastore_new(struct Datastore** datastore);
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/***
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* deallocate the memory and clear resources from a datastore_init
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* @param datastore the struct to deallocate
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* @returns true(1)
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*/
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int ipfs_repo_config_datastore_free(struct Datastore* datastore);
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#endif
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