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20 * @file fs/fs_publish_ublock.h
21 * @brief publish a UBLOCK in GNUnet
22 * @see https://gnunet.org/encoding and #2564
23 * @author Krista Bennett
24 * @author Christian Grothoff
26 #ifndef FS_PUBLISH_UBLOCK_H
27 #define FS_PUBLISH_UBLOCK_H
29 #include "gnunet_util_lib.h"
30 #include "gnunet_datastore_service.h"
31 #include "gnunet_fs_service.h"
32 #include "gnunet_identity_service.h"
36 * Decrypt the given UBlock, storing the result in output.
38 * @param input input data
39 * @param input_len number of bytes in input
40 * @param ns public key under which the UBlock was stored
41 * @param label label under which the UBlock was stored
42 * @param output where to write the result, has input_len bytes
45 GNUNET_FS_ublock_decrypt_ (const void *input,
47 const struct GNUNET_CRYPTO_EcdsaPublicKey *ns,
53 * Context for 'ublock_put_cont'.
55 struct GNUNET_FS_PublishUblockContext;
59 * Signature of a function called as the continuation of a UBlock
63 * @param emsg error message, NULL on success
65 typedef void (*GNUNET_FS_UBlockContinuation) (void *cls,
72 * @param h handle to the file sharing subsystem
73 * @param dsh datastore handle to use for storage operation
74 * @param label identifier to use
75 * @param ulabel update label to use, may be an empty string for none
76 * @param ns namespace to publish in
77 * @param meta metadata to use
78 * @param uri URI to refer to in the UBlock
79 * @param bo per-block options
80 * @param options publication options
81 * @param cont continuation
82 * @param cont_cls closure for cont
83 * @return NULL on error ('cont' will still be called)
85 struct GNUNET_FS_PublishUblockContext *
86 GNUNET_FS_publish_ublock_ (struct GNUNET_FS_Handle *h,
87 struct GNUNET_DATASTORE_Handle *dsh,
90 const struct GNUNET_CRYPTO_EcdsaPrivateKey *ns,
91 const struct GNUNET_CONTAINER_MetaData *meta,
92 const struct GNUNET_FS_Uri *uri,
93 const struct GNUNET_FS_BlockOptions *bo,
94 enum GNUNET_FS_PublishOptions options,
95 GNUNET_FS_UBlockContinuation cont, void *cont_cls);
99 * Abort UBlock publishing operation.
101 * @param uc operation to abort.
104 GNUNET_FS_publish_ublock_cancel_ (struct GNUNET_FS_PublishUblockContext *uc);