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/* code-to-errno.c - Mapping error codes to errnos.
Copyright (C) 2003 g10 Code GmbH
This file is part of libgpg-error.
libgpg-error is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
as published by the Free Software Foundation; either version 2.1 of
the License, or (at your option) any later version.
libgpg-error 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with libgpg-error; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <gpg-error.h>
#include "code-to-errno.h"
/* Retrieve the system error for the error code CODE. This returns 0
if CODE is not a system error code. */
int
gpg_err_code_to_errno (gpg_err_code_t code)
{
if (!(code & GPG_ERR_SYSTEM_ERROR))
return 0;
code &= ~GPG_ERR_SYSTEM_ERROR;
if (code < sizeof (err_code_to_errno) / sizeof (err_code_to_errno[0]))
return err_code_to_errno[code];
else
return 0;
}
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