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Diffstat (limited to 'util/nvramtool/accessors/layout-common.c')
-rw-r--r-- | util/nvramtool/accessors/layout-common.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/util/nvramtool/accessors/layout-common.c b/util/nvramtool/accessors/layout-common.c new file mode 100644 index 0000000000..0a99d3b89c --- /dev/null +++ b/util/nvramtool/accessors/layout-common.c @@ -0,0 +1,75 @@ +/*****************************************************************************\ + * layout_common.c + ***************************************************************************** + * Copyright (C) 2012, Vikram Narayanan + * Unified build_opt_tbl and nvramtool + * build_opt_tbl.c + * Copyright (C) 2003 Eric Biederman (ebiederm@xmission.com) + * Copyright (C) 2007-2010 coresystems GmbH + * + * This file is part of nvramtool, a utility for reading/writing coreboot + * parameters and displaying information from the coreboot table. + * For details, see http://coreboot.org/nvramtool. + * + * Please also read the file DISCLAIMER which is included in this software + * distribution. + * + * 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) version 2, dated June 1991. + * + * 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 terms and + * conditions of 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., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. +\*****************************************************************************/ + +#include <ctype.h> + +static int is_ident_nondigit(int c) +{ + int result; + switch(c) { + case 'A': case 'B': case 'C': case 'D': + case 'E': case 'F': case 'G': case 'H': + case 'I': case 'J': case 'K': case 'L': + case 'M': case 'N': case 'O': case 'P': + case 'Q': case 'R': case 'S': case 'T': + case 'U': case 'V': case 'W': case 'X': + case 'Y': case 'Z': + case 'a': case 'b': case 'c': case 'd': + case 'e': case 'f': case 'g': case 'h': + case 'i': case 'j': case 'k': case 'l': + case 'm': case 'n': case 'o': case 'p': + case 'q': case 'r': case 's': case 't': + case 'u': case 'v': case 'w': case 'x': + case 'y': case 'z': + case '_': + result = 1; + break; + default: + result = 0; + break; + } + return result; +} + +int is_ident(char *str) +{ + int result; + int ch; + ch = *str; + result = 0; + if (is_ident_nondigit(ch)) { + do { + str++; + ch = *str; + } while(ch && (is_ident_nondigit(ch) || (isdigit(ch)))); + result = (ch == '\0'); + } + return result; +} |