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17 * @file fs/fs_publish_ublock.h
18 * @brief publish a UBLOCK in GNUnet
19 * @see https://gnunet.org/encoding and #2564
20 * @author Krista Bennett
21 * @author Christian Grothoff
23 #ifndef FS_PUBLISH_UBLOCK_H
24 #define FS_PUBLISH_UBLOCK_H
26 #include "gnunet_util_lib.h"
27 #include "gnunet_datastore_service.h"
28 #include "gnunet_fs_service.h"
29 #include "gnunet_identity_service.h"
33 * Decrypt the given UBlock, storing the result in output.
35 * @param input input data
36 * @param input_len number of bytes in input
37 * @param ns public key under which the UBlock was stored
38 * @param label label under which the UBlock was stored
39 * @param output where to write the result, has input_len bytes
42 GNUNET_FS_ublock_decrypt_ (const void *input,
44 const struct GNUNET_CRYPTO_EcdsaPublicKey *ns,
50 * Context for 'ublock_put_cont'.
52 struct GNUNET_FS_PublishUblockContext;
56 * Signature of a function called as the continuation of a UBlock
60 * @param emsg error message, NULL on success
62 typedef void (*GNUNET_FS_UBlockContinuation) (void *cls,
69 * @param h handle to the file sharing subsystem
70 * @param dsh datastore handle to use for storage operation
71 * @param label identifier to use
72 * @param ulabel update label to use, may be an empty string for none
73 * @param ns namespace to publish in
74 * @param meta metadata to use
75 * @param uri URI to refer to in the UBlock
76 * @param bo per-block options
77 * @param options publication options
78 * @param cont continuation
79 * @param cont_cls closure for cont
80 * @return NULL on error ('cont' will still be called)
82 struct GNUNET_FS_PublishUblockContext *
83 GNUNET_FS_publish_ublock_ (struct GNUNET_FS_Handle *h,
84 struct GNUNET_DATASTORE_Handle *dsh,
87 const struct GNUNET_CRYPTO_EcdsaPrivateKey *ns,
88 const struct GNUNET_CONTAINER_MetaData *meta,
89 const struct GNUNET_FS_Uri *uri,
90 const struct GNUNET_FS_BlockOptions *bo,
91 enum GNUNET_FS_PublishOptions options,
92 GNUNET_FS_UBlockContinuation cont, void *cont_cls);
96 * Abort UBlock publishing operation.
98 * @param uc operation to abort.
101 GNUNET_FS_publish_ublock_cancel_ (struct GNUNET_FS_PublishUblockContext *uc);