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46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/* membuf.h - A simple implementation of a dynamic buffer
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* Copyright (C) 2001, 2003 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GNUPG_COMMON_MEMBUF_H
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#define GNUPG_COMMON_MEMBUF_H
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/* The definition of the structure is private, we only need it here,
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so it can be allocated on the stack. */
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struct private_membuf_s
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{
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size_t len;
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size_t size;
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char *buf;
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int out_of_core;
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};
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typedef struct private_membuf_s membuf_t;
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/* Return the current length of the membuf. */
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#define get_membuf_len(a) ((a)->len)
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void init_membuf (membuf_t *mb, int initiallen);
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void init_membuf_secure (membuf_t *mb, int initiallen);
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void put_membuf (membuf_t *mb, const void *buf, size_t len);
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void put_membuf_str (membuf_t *mb, const char *string);
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void *get_membuf (membuf_t *mb, size_t *len);
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#endif /*GNUPG_COMMON_MEMBUF_H*/
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