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common: Add simple dynamic array function.

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* common/ccparray.c: New.
* common/ccparray.h: New.
* common/t-ccparray.c: New.
* common/Makefile.am (common_sources): Add files.
(module_tests): Add test file.
(t_ccparray_LDADD): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2016-05-24 15:43:16 +02:00
parent f7426b73ce
commit 2421f7f7ed
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GPG key ID: E3FDFF218E45B72B
4 changed files with 294 additions and 1 deletions
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51
common/ccparray.h Normal file
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/* ccparray.c - A simple dynamic array for character pointer.
* Copyright (C) 2016 g10 Code GmbH
*
* This file is part of GnuPG.
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* or both in parallel, as here.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GNUPG_COMMON_CCPARRAY_H
#define GNUPG_COMMON_CCPARRAY_H
/* The definition of the structure is private, we only need it here,
* so it can be allocated on the stack. */
struct _ccparray_private_s
{
unsigned int count;
unsigned int size;
int out_of_core;
const char **array;
};
typedef struct _ccparray_private_s ccparray_t;
void ccparray_init (ccparray_t *cpa, unsigned int initialsize);
void ccparray_put (ccparray_t *cpa, const char *value);
const char **ccparray_get (ccparray_t *cpa, size_t *r_nelems);
#endif /*GNUPG_COMMON_CCPARRAY_H*/