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/*
* Copyright 2005-2012 Gentoo Foundation
* Distributed under the terms of the GNU General Public License v2
*
* Copyright 2005-2012 Ned Ludd - <solar@gentoo.org>
* Copyright 2005-2012 Mike Frysinger - <vapier@gentoo.org>
*
* Make sure all of the common stuff is setup as we expect
*/
#ifndef _PAX_INC_H
#define _PAX_INC_H
#include "porting.h"
#include "xfuncs.h"
#include "security.h"
#ifndef VERSION
# define VERSION "git"
#endif
#ifndef VCSID
# define VCSID "<unknown>"
#endif
#ifdef EBUG
# define USE_DEBUG 1
#else
# define USE_DEBUG 0
#endif
/* ELF love */
#include "elf.h"
#include "paxelf.h"
/* Mach-O love */
#include "macho.h"
#include "paxmacho.h"
extern char do_reverse_endian;
#ifdef IN_paxinc
typedef struct {
int fd;
const char *filename;
size_t skip;
char *extfn;
bool verbose;
} archive_handle;
#else
typedef void archive_handle;
#endif
typedef struct {
char name[__PAX_UTILS_PATH_MAX];
time_t date;
uid_t uid;
gid_t gid;
mode_t mode;
off_t size;
#ifdef IN_paxinc
union {
char raw[60];
struct {
char name[16];
char date[12];
char uid[6];
char gid[6];
char mode[8];
char size[10];
char magic[2];
} formatted;
} buf;
#endif
} archive_member;
archive_handle *ar_open_fd(const char *filename, int fd, bool verbose);
archive_handle *ar_open(const char *filename, bool verbose);
archive_member *ar_next(archive_handle *);
const char *strfileperms(const char *fname);
/* Get a value 'X', compensating for endianness. */
#define EGET(X) \
(__extension__ ({ \
uint64_t __res; \
if (!do_reverse_endian) { __res = (X); \
} else if (sizeof(X) == 1) { __res = (X); \
} else if (sizeof(X) == 2) { __res = bswap_16((X)); \
} else if (sizeof(X) == 4) { __res = bswap_32((X)); \
} else if (sizeof(X) == 8) { __res = bswap_64((X)); \
} else { errf("EGET failed :( (sizeof(X) == %i)", (int)sizeof(X)); } \
__res; \
}))
/* Set a value 'Y' to 'X', compensating for endianness. */
#define ESET(Y,X) \
do { \
if (!do_reverse_endian) { Y = (X); \
} else if (sizeof(Y) == 1) { Y = (X); \
} else if (sizeof(Y) == 2) { Y = bswap_16((uint16_t)(X)); \
} else if (sizeof(Y) == 4) { Y = bswap_32((uint32_t)(X)); \
} else if (sizeof(Y) == 8) { Y = bswap_64((uint64_t)(X)); \
} else { errf("ESET failed :( (size(Y) == %i)", (int)sizeof(Y)); } \
} while (0)
/* helper functions for showing errors */
extern const char *NORM, *RED, *YELLOW;
void color_init(bool disable);
/* constant pointer to a constant buffer ... each program needs to set this */
extern const char argv0[];
/* we need the space before the last comma or we trigger a bug in gcc-2 :( */
#define warn(fmt, args...) \
fprintf(stderr, "%s%s%s: " fmt "\n", RED, argv0, NORM , ## args)
#define warnf(fmt, args...) warn("%s%s%s(): " fmt, YELLOW, __FUNCTION__, NORM , ## args)
#define warnp(fmt, args...) warn(fmt ": %s" , ## args , strerror(errno))
#define warnfp(fmt, args...) warnf(fmt ": %s" , ## args , strerror(errno))
#define _err(wfunc, fmt, args...) \
do { \
wfunc(fmt, ## args); \
exit(EXIT_FAILURE); \
} while (0)
#define err(fmt, args...) _err(warn, fmt, ## args)
#define errf(fmt, args...) _err(warnf, fmt, ## args)
#define errp(fmt, args...) _err(warnp, fmt , ## args)
#endif /* _PAX_INC_H */
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