41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
#pragma once
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#include "ipfs/blocks/block.h"
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#include "ipfs/cid/cid.h"
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#include "ipfs/exchange/bitswap/bitswap.h"
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#include "wantlist_queue.h"
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/***
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* Add a Cid to the local wantlist
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* @param context the context
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* @param cid the Cid
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* @returns the added WantListQueueEntry
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*/
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struct WantListQueueEntry* ipfs_bitswap_want_manager_add(const struct BitswapContext* context, const struct Cid* cid, const struct WantListSession* session);
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/***
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* Checks to see if the requested block has been received
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* @param context the context
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* @param cid the Cid
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* @returns true(1) if it has been received, false(0) otherwise
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*/
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int ipfs_bitswap_want_manager_received(const struct BitswapContext* context, const struct Cid* cid);
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/***
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* retrieve a block from the WantManager. NOTE: a call to want_manager_received should be done first
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* @param context the context
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* @param cid the Cid to get
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* @param block a pointer to the block that will be allocated
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* @returns true(1) on success, false(0) otherwise
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*/
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int ipfs_bitswap_want_manager_get_block(const struct BitswapContext* context, const struct Cid* cid, struct Block** block);
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/***
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* We no longer are requesting this block, so remove it from the queue
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* NOTE: This is reference counted, as another process may have asked for it.
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* @param context the context
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* @param cid the Cid
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* @returns true(1) on success, false(0) otherwise.
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*/
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int ipfs_bitswap_want_manager_remove(const struct BitswapContext* context, const struct Cid* cid);
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