fast_tlv.h

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/*
 * Copyright 2013-2015 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 FAST_TLV_H_
#define FAST_TLV_H_

#ifdef __cplusplus
extern "C" {
#endif

        typedef struct fast_tlv_s KSI_FTLV;

        struct fast_tlv_s {
                size_t off;

                size_t hdr_len;

                size_t dat_len;

                unsigned tag;

                /* Flag - is non critical. */
                int is_nc;

                /* Flag - is forward. */
                int is_fwd;
        };

        enum KSI_Serialize_Opt_en {
                KSI_TLV_OPT_NO_HEADER = 0x01,
                KSI_TLV_OPT_NO_MOVE = 0x02,
        };

        int KSI_FTLV_fileRead(FILE *f, unsigned char *buf, size_t len, size_t *consumed, struct fast_tlv_s *t);

        int KSI_FTLV_socketRead(int fd, unsigned char *buf, size_t len, size_t *consumed, KSI_FTLV *t);

        int KSI_FTLV_memRead(const unsigned char *m, size_t l, KSI_FTLV *t);

        int KSI_FTLV_memReadN(const unsigned char *buf, size_t buf_len, KSI_FTLV *arr, size_t arr_len, size_t *rd);


#ifdef __cplusplus
}
#endif

#endif /* FAST_TLV_H_ */