| #ifndef _UTIL_H |
| #define _UTIL_H |
| |
| #include <stdarg.h> |
| |
| /* |
| * Copyright 2008 Jon Loeliger, Freescale Semiconductor, Inc. |
| * |
| * 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 |
| */ |
| |
| static inline void __attribute__((noreturn)) die(char * str, ...) |
| { |
| va_list ap; |
| |
| va_start(ap, str); |
| fprintf(stderr, "FATAL ERROR: "); |
| vfprintf(stderr, str, ap); |
| exit(1); |
| } |
| |
| static inline void *xmalloc(size_t len) |
| { |
| void *new = malloc(len); |
| |
| if (!new) |
| die("malloc() failed\n"); |
| |
| return new; |
| } |
| |
| static inline void *xrealloc(void *p, size_t len) |
| { |
| void *new = realloc(p, len); |
| |
| if (!new) |
| die("realloc() failed (len=%d)\n", len); |
| |
| return new; |
| } |
| |
| extern char *xstrdup(const char *s); |
| extern char *join_path(const char *path, const char *name); |
| |
| /** |
| * Check a string of a given length to see if it is all printable and |
| * has a valid terminator. |
| * |
| * @param data The string to check |
| * @param len The string length including terminator |
| * @return 1 if a valid printable string, 0 if not */ |
| int util_is_printable_string(const void *data, int len); |
| |
| /* |
| * Parse an escaped character starting at index i in string s. The resulting |
| * character will be returned and the index i will be updated to point at the |
| * character directly after the end of the encoding, this may be the '\0' |
| * terminator of the string. |
| */ |
| char get_escape_char(const char *s, int *i); |
| |
| #endif /* _UTIL_H */ |