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81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
/* io.c
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Miscellaneous functions used by the example programs.
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Copyright (C) 2002 Niels Möller
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This file is part of GNU Nettle.
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GNU Nettle is free software: you can redistribute it and/or
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modify it under the terms of either:
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your
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option) any later version.
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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or both in parallel, as here.
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GNU Nettle is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see http://www.gnu.org/licenses/.
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*/
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#ifndef NETTLE_EXAMPLES_IO_H_INCLUDED
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#define NETTLE_EXAMPLES_IO_H_INCLUDED
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#include "nettle-meta.h"
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#include "yarrow.h"
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#include <stdio.h>
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extern int quiet_flag;
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void *
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xalloc(size_t size);
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void
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werror(const char *format, ...) PRINTF_STYLE(1, 2);
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/* If size is > 0, read at most that many bytes. If size == 0, read
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* until EOF. Allocates the buffer dynamically. An empty file is
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* treated as an error; return value is zero, and no space is
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* allocated. The returned data is NUL-terminated, for convenience. */
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size_t
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read_file(const char *name, size_t size, uint8_t **buffer);
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int
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write_file(const char *name, size_t size, const void *data);
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int
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write_data(FILE *f, size_t size, const void *data);
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int
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simple_random(struct yarrow256_ctx *ctx, const char *name);
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int
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hash_file(const struct nettle_hash *hash, void *ctx, FILE *f);
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#if WITH_HOGWEED
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struct rsa_public_key;
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struct rsa_private_key;
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int
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read_rsa_key(const char *name,
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struct rsa_public_key *pub,
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struct rsa_private_key *priv);
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#endif /* WITH_HOGWEED */
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#endif /* NETTLE_EXAMPLES_IO_H_INCLUDED */
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