c-ipfs/include/ipfs/merkledag/merkledag.h
jmjatlanta c2fe60949e Added the ability to retrieve the file using directories
Files can be refered to directly using their hash, or the hash of their
directory and the file name.
2016-12-29 19:05:44 -05:00

37 lines
1.2 KiB
C

/***
* Merkledag methods
*/
#ifndef __IPFS_MERKLEDAG_H__
#define __IPFS_MERKLEDAG_H__
#include "ipfs/merkledag/node.h"
#include "ipfs/repo/fsrepo/fs_repo.h"
/***
* Adds a node to the dagService and blockService
* @param node the node to add
* @param fs_repo the repo to add to
* @param bytes_written the number of bytes written
* @returns true(1) on success
*/
int ipfs_merkledag_add(struct Node* node, struct FSRepo* fs_repo, size_t* bytes_written);
/***
* Retrieves a node from the datastore based on the cid
* @param cid the key to look for
* @param node the node to be created
* @param fs_repo the repository
* @returns true(1) on success
*/
int ipfs_merkledag_get(const unsigned char* hash, size_t hash_size, struct Node** node, const struct FSRepo* fs_repo);
/***
* Retrieves a node from the datastore based on the multihash
* @param multihash the base58 encoded multihash (should start with Qm) as a null terminated string
* @param node the node to be created
* @param fs_repo the repository
* @returns true(1) on success
*/
int ipfs_merkledag_get_by_multihash(const unsigned char* multihash, size_t multihash_length, struct Node** node, const struct FSRepo* fs_repo);
#endif