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/**
* NXT bootstrap interface; error handling code.
*
* Copyright 2006 David Anderson <dave@natulte.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of 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.
*
* This program 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#ifndef __ERROR_H__
#define __ERROR_H__
#define NXT_ERROR_USB(ret) (NXT_ERROR_USB_MIN - (ret))
#define NXT_ERROR_CMD(status) (NXT_ERROR_CMD_MIN + (status))
typedef enum
{
NXT_OK = 0,
NXT_NOT_PRESENT = 1,
NXT_HANDSHAKE_FAILED = 2,
NXT_FILE_ERROR = 3,
NXT_INVALID_FIRMWARE = 4,
NXT_ERROR_NO_MEM = 5,
NXT_ERROR_PROTO = 6,
NXT_ERROR_CMD_MIN = 0x100,
NXT_ERROR_USB_MIN = 1000,
} nxt_error_t;
const char *nxt_str_error(nxt_error_t err);
#define NXT_ERR(expr) \
do \
{ \
nxt_error_t nxt__err_temp = (expr); \
if (nxt__err_temp) \
return nxt__err_temp; \
} \
while (0)
#endif /* __ERROR_H__ */
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