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, see <http://www.gnu.org/licenses/>. *
  16  ***************************************************************************/
  17
  18 #ifdef HAVE_CONFIG_H
  19 #include "config.h"
  20 #endif
  21
  22 #include "common.h"
  23 #include <helper/log.h>
  24
  25 unsigned get_flash_name_index(const char *name)
  26 {
  27         const char *name_index = strrchr(name, '.');
  28         if (NULL == name_index)
  29                 return 0;
  30         if (name_index[1] < '0' || name_index[1] > '9')
  31                 return ~0U;
  32         unsigned requested;
  33         int retval = parse_uint(name_index + 1, &requested);
  34         /* detect parsing error by forcing past end of bank list */
  35         return (ERROR_OK == retval) ? requested : ~0U;
  36 }
  37
  38 bool flash_driver_name_matches(const char *name, const char *expected)
  39 {
  40         unsigned blen = strlen(name);
  41         /* only match up to the length of the driver name... */
  42         if (strncmp(name, expected, blen) != 0)
  43                 return false;
  44
  45         /* ...then check that name terminates at this spot. */
  46         return expected[blen] == '.' || expected[blen] == '\0';
  47 }