src/flash/common.c

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Zachary T Welch <zw@superlucidity.net>          *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
  18  ***************************************************************************/
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include "common.h"
  25 #include <helper/log.h>
  26
  27 unsigned get_flash_name_index(const char *name)
  28 {
  29         const char *name_index = strrchr(name, '.');
  30         if (NULL == name_index)
  31                 return 0;
  32         if (name_index[1] < '0' || name_index[1] > '9')
  33                 return ~0U;
  34         unsigned requested;
  35         int retval = parse_uint(name_index + 1, &requested);
  36         /* detect parsing error by forcing past end of bank list */
  37         return (ERROR_OK == retval) ? requested : ~0U;
  38 }
  39
  40 bool flash_driver_name_matches(const char *name, const char *expected)
  41 {
  42         unsigned blen = strlen(name);
  43         /* only match up to the length of the driver name... */
  44         if (strncmp(name, expected, blen) != 0)
  45                 return false;
  46
  47         /* ...then check that name terminates at this spot. */
  48         return expected[blen] == '.' || expected[blen] == '\0';
  49 }