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99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
/* assuan-util.c - Utility functions for Assuan
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* Copyright (C) 2001 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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*/
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#include <config.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "assuan-defs.h"
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static void *(*alloc_func)(size_t n) = malloc;
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static void *(*realloc_func)(void *p, size_t n) = realloc;
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static void (*free_func)(void*) = free;
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void
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assuan_set_malloc_hooks ( void *(*new_alloc_func)(size_t n),
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void *(*new_realloc_func)(void *p, size_t n),
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void (*new_free_func)(void*) )
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{
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alloc_func = new_alloc_func;
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realloc_func = new_realloc_func;
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free_func = new_free_func;
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}
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void *
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_assuan_malloc (size_t n)
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{
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return alloc_func (n);
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}
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void *
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_assuan_realloc (void *a, size_t n)
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{
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return realloc_func (a, n);
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}
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void *
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_assuan_calloc (size_t n, size_t m)
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{
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void *p = _assuan_malloc (n*m);
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if (p)
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memset (p, 0, n* m);
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return p;
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}
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void
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_assuan_free (void *p)
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{
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if (p)
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free_func (p);
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}
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/* Store the error in the context so that the error sending function
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can take out a descriptive text. Inside the assuan code, use the
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macro set_error instead of this function. */
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int
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assuan_set_error (ASSUAN_CONTEXT ctx, int err, const char *text)
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{
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ctx->err_no = err;
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ctx->err_str = text;
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return err;
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}
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void
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assuan_set_pointer (ASSUAN_CONTEXT ctx, void *pointer)
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{
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if (ctx)
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ctx->user_pointer = pointer;
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}
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void *
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assuan_get_pointer (ASSUAN_CONTEXT ctx)
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{
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return ctx? ctx->user_pointer : NULL;
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}
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