friidump/libfriidump/misc.h
2013-11-01 12:26:04 -04:00

140 lines
4.3 KiB
C

/***************************************************************************
* Copyright (C) 2007 by Arep *
* Support is provided through the forums at *
* http://wii.console-tribe.com *
* *
* 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 MISC_H_INCLUDED
#define MISC_H_INCLUDED
/*** Include site configuration ***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
/******/
/*** Windows stuff ***/
#include "win32compat.h"
#define _GNU_SOURCE // For strndup()
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
/*** ASSERTIONS ***/
#define MY_ASSERT(cond) \
if (!(cond)) { \
fprintf (stderr, "*** ASSERTION FAILED at " __FILE__ ":%d: " # cond "\n", __LINE__); \
exit (9); \
}
/*** LOGGING STUFF ***/
enum {
LOG_NORMAL = 1 << 0,
LOG_WARNING = 1 << 1,
LOG_ERROR = 1 << 2,
#ifdef DEBUG
LOG_DEBUG = 1 << 4,
#endif
LOG_NOCR = 1 << 15 /* Use in OR to avoid a trailing newline */
};
/* Don't use this function explicitly. Use the macros below. */
void _logprintf (int level, char tag[], char format[], ...);
#ifdef DEBUG
#define logprintf(level, ...) _logprintf (level, (char *) __FUNCTION__, __VA_ARGS__)
#define debug(...) logprintf(LOG_DEBUG, __VA_ARGS__)
#define debug_nocr(...) logprintf(LOG_DEBUG | LOG_NOCR, __VA_ARGS__)
#else
#define logprintf(level, ...) _logprintf (level, NULL, __VA_ARGS__)
#define debug(...) do {;} while (0);
#define debug_nocr(...) do {;} while (0);
#endif
#if defined (DEBUG) || defined (VERBOSE)
#define log(...) logprintf (LOG_NORMAL, __VA_ARGS__)
#define warning(...) logprintf (LOG_WARNING, __VA_ARGS__)
#define error(...) logprintf (LOG_ERROR, __VA_ARGS__)
#else
#define log(...)
#define warning(...)
#define error(...)
#endif
/******/
void hex_and_ascii_print_with_offset(const char *ident, register const u_int8_t *cp,
register u_int16_t length, register u_int16_t oset);
#define hex_and_ascii_print(ident, cp, length) hex_and_ascii_print_with_offset(ident, cp, length, 0)
#define my_strdup(dest, src) \
if (!(dest = strdup (src))) { \
fprintf (stderr, "strdup() failed\n"); \
exit (101); \
}
#define my_strndup(dest, src, c) \
if (!(dest = strndup ((const char *) src, c))) { \
fprintf (stderr, "strndup() failed\n"); \
exit (102); \
}
char *strtrimr (char *s);
#define my_free(p) \
if (p) { \
free (p); \
p = NULL; \
}
/*** STUFF FOR PORTABLE LARGE-FILES FSEEK ***/
#if defined (HAVE_OFF_T) && SIZEOF_OFF_T >= 8
typedef off_t my_off_t;
#elif defined (HAVE_FPOS_T) && SIZEOF_FPOS_T >= 8
typedef fpos_t my_off_t;
#else
typedef u_int64_t my_off_t;
#endif
int my_fseek (FILE *fp, my_off_t offset, int whence);
my_off_t my_ftell (FILE* fp);
/*******/
/*** STUFF FOR DROPPING PRIVILEGES ***/
FRIIDUMPLIB_EXPORT void drop_euid ();
FRIIDUMPLIB_EXPORT void upgrade_euid ();
/******/
/*** STUFF FOR BOOLEAN DATA TYPE ***/
#ifdef HAVE_STDBOOL_H
/* If using a C99 compiler, use the builtin boolean type */
#include <stdbool.h>
#else
typedef enum {false,true} bool;
#endif
/******/
#endif