blocksigner.h

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/*
 * Copyright 2013-2016 Guardtime, Inc.
 *
 * This file is part of the Guardtime client SDK.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *     http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES, CONDITIONS, OR OTHER LICENSES OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 * "Guardtime" and "KSI" are trademarks or registered trademarks of
 * Guardtime, Inc., and no license to trademarks is granted; Guardtime
 * reserves and retains all trademark rights.
 */

#ifndef BLOCKSIGNER_H_
#define BLOCKSIGNER_H_

#include "ksi.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct KSI_BlockSigner_st KSI_BlockSigner;
typedef struct KSI_BlockSignerHandle_st KSI_BlockSignerHandle;

KSI_DEFINE_LIST(KSI_BlockSignerHandle);
#define KSI_BlockSignerHandleList_append(lst, o) KSI_APPLY_TO_NOT_NULL((lst), append, ((lst), (o)))
#define KSI_BlockSignerHandleList_remove(lst, pos, o) KSI_APPLY_TO_NOT_NULL((lst), removeElement, ((lst), (pos), (o)))
#define KSI_BlockSignerHandleList_indexOf(lst, o, i) KSI_APPLY_TO_NOT_NULL((lst), indexOf, ((lst), (o), (i)))
#define KSI_BlockSignerHandleList_insertAt(lst, pos, o) KSI_APPLY_TO_NOT_NULL((lst), insertAt, ((lst), (pos), (o)))
#define KSI_BlockSignerHandleList_replaceAt(lst, pos, o) KSI_APPLY_TO_NOT_NULL((lst), replaceAt, ((lst), (pos), (o)))
#define KSI_BlockSignerHandleList_elementAt(lst, pos, o) KSI_APPLY_TO_NOT_NULL((lst), elementAt, ((lst), (pos), (o)))
#define KSI_BlockSignerHandleList_length(lst) (((lst) != NULL && (lst)->length != NULL) ? (lst)->length((lst)) : 0)
#define KSI_BlockSignerHandleList_sort(lst, cmp) KSI_APPLY_TO_NOT_NULL((lst), sort, ((lst), (cmp)))
#define KSI_BlockSignerHandleList_foldl(lst, foldCtx, foldFn) (((lst) != NULL) ? (((lst)->foldl != NULL) ? ((lst)->foldl((lst), (foldCtx), (foldFn))) : KSI_INVALID_STATE) : KSI_OK)

int KSI_BlockSigner_new(KSI_CTX *ctx, KSI_HashAlgorithm algoId, KSI_DataHash *prevLeaf, KSI_OctetString *initVal, KSI_BlockSigner **signer);

void KSI_BlockSigner_free(KSI_BlockSigner *signer);

int KSI_BlockSigner_closeAndSign(KSI_BlockSigner *signer);

KSI_FN_DEPRECATED(int KSI_BlockSigner_close(KSI_BlockSigner *signer, void *), Use #KSI_BlockSigner_closeAndSign instead.);

int KSI_BlockSigner_reset(KSI_BlockSigner *signer);

#define KSI_BlockSigner_add(signer, hsh) KSI_BlockSigner_addLeaf((signer), (hsh), 0, NULL, NULL)

int KSI_BlockSigner_addLeaf(KSI_BlockSigner *signer, KSI_DataHash *hsh, int level, KSI_MetaData *metaData, KSI_BlockSignerHandle **handle);

int KSI_BlockSigner_getPrevLeaf(const KSI_BlockSigner *signer, KSI_DataHash **prevLeaf);

int KSI_BlockSignerHandle_getSignature(const KSI_BlockSignerHandle *handle, KSI_Signature **sig);

void KSI_BlockSignerHandle_free(KSI_BlockSignerHandle *handle);

#ifdef __cplusplus
}
#endif

#endif /* BLOCKSIGNER_H_ */