PPC/-O2 bug causes segfault, -O1 works fine
>Originator: Johannes Berg
>Confidential: no
>Synopsis: PPC/-O2 bug causes segfault, -O1 works fine
>Severity: serious
>Priority: medium
>Category: wrong-code
>Class:
>Release: 4.0.3 20051111 (prerelease) (Debian 4.0.2-4) (Debian testing/unstable)
>Environment:
System: Linux johannes 2.6.15-rc1 #6 Mon Nov 21 21:12:47 CET 2005 ppc GNU/Linux
Architecture: ppc
host: powerpc-unknown-linux-gnu
build: powerpc-unknown-linux-gnu
target: powerpc-unknown-linux-gnu
configured with: ../src/configure -v --enable-languages=c,c++,java,f95,objc,ada,treelang --prefix=/usr --enable-shared --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --enable-nls --program-suffix=-4.0 --enable-__cxa_atexit --enable-clocale=gnu --enable-libstdcxx-debug --enable-java-awt=gtk-default --enable-gtk-cairo --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-4.0-1.4.2.0/jre --enable-mpfr --disable-softfloat --enable-targets=powerpc-linux,powerpc64-linux --with-cpu=default32 --disable-werror --enable-checking=release powerpc-linux-gnu
>Description:
When the following program is compiled with -O2 (I used
$ gcc -O2 -save-temps zcopy.c -o zcopy -lrtgcc
), it will segfault. Not so with -O1. I've tried to make the program
shorter, but that didn't work and no longer segfaulted. Sorry.
#include <sys/mman.h>
#include <sys/types.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#define TEST_SOCKET ".tmp.zcopy-configure.socket"
#define TEST_SHM ".tmp.zcopy-configure.shm"
/* keep TEST_DATA shorter than 100 bytes */
#define TEST_DATA "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"
int main() {
int shm, serv, cli, result = 1;
struct sockaddr_un addr;
char *err;
char *shm_ptr;
struct msghdr msg;
struct iovec vec;
char data_buf = '\0';
char sockpass[CMSG_SPACE(sizeof(shm))];
struct cmsghdr *cmsg;
int * fdptr;
err = "shm_open";
shm = shm_open(TEST_SHM, O_CREAT | O_EXCL | O_RDWR, 0 /* no access to anyone */);
if (shm == -1)
goto fail;
/* we have it open, so we can unlink right away */
err = "shm_unlink";
if (shm_unlink(TEST_SHM))
goto fail;
/* give it a size */
err = "ftruncate";
if (ftruncate(shm, 100))
goto fail;
/* fill our shared memory with something */
err = "mmap";
shm_ptr = mmap(NULL, 100, PROT_READ | PROT_WRITE, MAP_SHARED, shm, 0);
if (shm_ptr == NULL)
goto fail;
strcpy(shm_ptr, TEST_DATA);
err = "socket";
serv = socket(PF_UNIX, SOCK_STREAM, 0);
if (serv == -1)
goto fail;
err = "bind";
addr.sun_family = AF_UNIX;
strcpy(addr.sun_path, TEST_SOCKET);
if (bind(serv, (struct sockaddr*)&addr, sizeof(addr)))
goto fail;
err = "socket";
cli = socket(PF_UNIX, SOCK_STREAM, 0);
if (cli == -1)
goto fail;
/* now listen on server socket */
err = "listen";
if (listen(serv, 1))
goto fail;
/* try to connect */
err = "connect";
if (connect(cli, (struct sockaddr*)&addr, sizeof(addr)))
goto fail;
/* recycle the serv fd, we don't care */
err = "accept";
if ((serv = accept(serv, NULL, 0)) < 0)
goto fail;
/* now we should be connected */
/* pass down the shm file descriptor in the message */
msg.msg_name = NULL;
msg.msg_namelen = 0;
msg.msg_iov = &vec;
msg.msg_iovlen = 1;
msg.msg_control = sockpass;
msg.msg_flags = 0;
vec.iov_base = &data_buf;
vec.iov_len = 1;
cmsg = CMSG_FIRSTHDR(&msg);
cmsg->cmsg_level = SOL_SOCKET;
cmsg->cmsg_type = SCM_RIGHTS;
cmsg->cmsg_len = CMSG_LEN(sizeof(shm));
/**** SEGFAULT IN THIS LINE ****/
fdptr = (int *)CMSG_DATA(cmsg);
msg.msg_controllen = cmsg->cmsg_len;
*fdptr = shm;
err = "sendmsg";
if (sendmsg(serv, &msg, 0) != 1)
goto fail;
close(shm);
shm = -1;
err = "munmap";
if (munmap(shm_ptr, 100))
goto fail;
/* that's it for the server, now let's hope
* our data is still there on the 'client' side
*/
data_buf = 'x'; // invalidate data
*fdptr = -1;
err = "recvmsg";
if (recvmsg(cli, &msg, 0) != 1)
goto fail;
shm = *fdptr;
/* now shm should be a valid fd again! Magic! */
err = "no handle received";
if (shm == -1)
goto fail;
err = "null byte arrived scrambled";
if (data_buf != '\0')
goto fail;
/* validate data */
err = "mmap";
shm_ptr = mmap(NULL, 100, PROT_READ | PROT_WRITE, MAP_SHARED, shm, 0);
if (shm_ptr == NULL)
goto fail;
/* we can get rid of the fd now :) */
close(shm);
err = "invalid data in shared memory!";
if (strcmp(shm_ptr, TEST_DATA))
goto fail;
result = 0;
fail:
if (result) fprintf(stderr, "error: %s\n", err);
unlink(TEST_SOCKET);
return result;
}
>How-To-Repeat:
Here's the .i file for the program.
# 1 "zcopy.c"
# 1 "<built-in>"
# 1 "<command line>"
# 1 "zcopy.c"
# 1 "/usr/include/sys/mman.h" 1 3 4
# 23 "/usr/include/sys/mman.h" 3 4
# 1 "/usr/include/features.h" 1 3 4
# 308 "/usr/include/features.h" 3 4
# 1 "/usr/include/sys/cdefs.h" 1 3 4
# 309 "/usr/include/features.h" 2 3 4
# 331 "/usr/include/features.h" 3 4
# 1 "/usr/include/gnu/stubs.h" 1 3 4
# 332 "/usr/include/features.h" 2 3 4
# 24 "/usr/include/sys/mman.h" 2 3 4
# 1 "/usr/include/bits/types.h" 1 3 4
# 28 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 29 "/usr/include/bits/types.h" 2 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 214 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 3 4
typedef unsigned int size_t;
# 32 "/usr/include/bits/types.h" 2 3 4
typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;
__extension__ typedef signed long long int __int64_t;
__extension__ typedef unsigned long long int __uint64_t;
__extension__ typedef long long int __quad_t;
__extension__ typedef unsigned long long int __u_quad_t;
# 129 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/typesizes.h" 1 3 4
# 130 "/usr/include/bits/types.h" 2 3 4
__extension__ typedef __u_quad_t __dev_t;
__extension__ typedef unsigned int __uid_t;
__extension__ typedef unsigned int __gid_t;
__extension__ typedef unsigned long int __ino_t;
__extension__ typedef __u_quad_t __ino64_t;
__extension__ typedef unsigned int __mode_t;
__extension__ typedef unsigned int __nlink_t;
__extension__ typedef long int __off_t;
__extension__ typedef __quad_t __off64_t;
__extension__ typedef int __pid_t;
__extension__ typedef struct { int __val[2]; } __fsid_t;
__extension__ typedef long int __clock_t;
__extension__ typedef unsigned long int __rlim_t;
__extension__ typedef __u_quad_t __rlim64_t;
__extension__ typedef unsigned int __id_t;
__extension__ typedef long int __time_t;
__extension__ typedef unsigned int __useconds_t;
__extension__ typedef long int __suseconds_t;
__extension__ typedef int __daddr_t;
__extension__ typedef long int __swblk_t;
__extension__ typedef int __key_t;
__extension__ typedef int __clockid_t;
__extension__ typedef int __timer_t;
__extension__ typedef long int __blksize_t;
__extension__ typedef long int __blkcnt_t;
__extension__ typedef __quad_t __blkcnt64_t;
__extension__ typedef unsigned long int __fsblkcnt_t;
__extension__ typedef __u_quad_t __fsblkcnt64_t;
__extension__ typedef unsigned long int __fsfilcnt_t;
__extension__ typedef __u_quad_t __fsfilcnt64_t;
__extension__ typedef int __ssize_t;
typedef __off64_t __loff_t;
typedef __quad_t *__qaddr_t;
typedef char *__caddr_t;
__extension__ typedef int __intptr_t;
__extension__ typedef unsigned int __socklen_t;
# 25 "/usr/include/sys/mman.h" 2 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 27 "/usr/include/sys/mman.h" 2 3 4
typedef __off_t off_t;
typedef __mode_t mode_t;
# 1 "/usr/include/bits/mman.h" 1 3 4
# 43 "/usr/include/sys/mman.h" 2 3 4
# 58 "/usr/include/sys/mman.h" 3 4
extern void *mmap (void *__addr, size_t __len, int __prot,
int __flags, int __fd, __off_t __offset) __attribute__ ((__nothrow__));
# 77 "/usr/include/sys/mman.h" 3 4
extern int munmap (void *__addr, size_t __len) __attribute__ ((__nothrow__));
extern int mprotect (void *__addr, size_t __len, int __prot) __attribute__ ((__nothrow__));
extern int msync (void *__addr, size_t __len, int __flags);
extern int madvise (void *__addr, size_t __len, int __advice) __attribute__ ((__nothrow__));
# 104 "/usr/include/sys/mman.h" 3 4
extern int mlock (__const void *__addr, size_t __len) __attribute__ ((__nothrow__));
extern int munlock (__const void *__addr, size_t __len) __attribute__ ((__nothrow__));
extern int mlockall (int __flags) __attribute__ ((__nothrow__));
extern int munlockall (void) __attribute__ ((__nothrow__));
extern void *mremap (void *__addr, size_t __old_len, size_t __new_len,
int __may_move) __attribute__ ((__nothrow__));
extern int mincore (void *__start, size_t __len, unsigned char *__vec)
__attribute__ ((__nothrow__));
extern int remap_file_pages (void *__start, size_t __size, int __prot,
size_t __pgoff, int __flags) __attribute__ ((__nothrow__));
extern int shm_open (__const char *__name, int __oflag, mode_t __mode);
extern int shm_unlink (__const char *__name);
# 2 "zcopy.c" 2
# 1 "/usr/include/sys/types.h" 1 3 4
# 29 "/usr/include/sys/types.h" 3 4
typedef __u_char u_char;
typedef __u_short u_short;
typedef __u_int u_int;
typedef __u_long u_long;
typedef __quad_t quad_t;
typedef __u_quad_t u_quad_t;
typedef __fsid_t fsid_t;
typedef __loff_t loff_t;
typedef __ino_t ino_t;
# 62 "/usr/include/sys/types.h" 3 4
typedef __dev_t dev_t;
typedef __gid_t gid_t;
# 77 "/usr/include/sys/types.h" 3 4
typedef __nlink_t nlink_t;
typedef __uid_t uid_t;
# 100 "/usr/include/sys/types.h" 3 4
typedef __pid_t pid_t;
typedef __id_t id_t;
typedef __ssize_t ssize_t;
typedef __daddr_t daddr_t;
typedef __caddr_t caddr_t;
typedef __key_t key_t;
# 133 "/usr/include/sys/types.h" 3 4
# 1 "/usr/include/time.h" 1 3 4
# 74 "/usr/include/time.h" 3 4
typedef __time_t time_t;
# 92 "/usr/include/time.h" 3 4
typedef __clockid_t clockid_t;
# 104 "/usr/include/time.h" 3 4
typedef __timer_t timer_t;
# 134 "/usr/include/sys/types.h" 2 3 4
# 147 "/usr/include/sys/types.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 148 "/usr/include/sys/types.h" 2 3 4
typedef unsigned long int ulong;
typedef unsigned short int ushort;
typedef unsigned int uint;
# 191 "/usr/include/sys/types.h" 3 4
typedef int int8_t __attribute__ ((__mode__ (__QI__)));
typedef int int16_t __attribute__ ((__mode__ (__HI__)));
typedef int int32_t __attribute__ ((__mode__ (__SI__)));
typedef int int64_t __attribute__ ((__mode__ (__DI__)));
typedef unsigned int u_int8_t __attribute__ ((__mode__ (__QI__)));
typedef unsigned int u_int16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int u_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int u_int64_t __attribute__ ((__mode__ (__DI__)));
typedef int register_t __attribute__ ((__mode__ (__word__)));
# 213 "/usr/include/sys/types.h" 3 4
# 1 "/usr/include/endian.h" 1 3 4
# 37 "/usr/include/endian.h" 3 4
# 1 "/usr/include/bits/endian.h" 1 3 4
# 38 "/usr/include/endian.h" 2 3 4
# 214 "/usr/include/sys/types.h" 2 3 4
# 1 "/usr/include/sys/select.h" 1 3 4
# 31 "/usr/include/sys/select.h" 3 4
# 1 "/usr/include/bits/select.h" 1 3 4
# 32 "/usr/include/sys/select.h" 2 3 4
# 1 "/usr/include/bits/sigset.h" 1 3 4
# 23 "/usr/include/bits/sigset.h" 3 4
typedef int __sig_atomic_t;
typedef struct
{
unsigned long int __val[(1024 / (8 * sizeof (unsigned long int)))];
} __sigset_t;
# 35 "/usr/include/sys/select.h" 2 3 4
typedef __sigset_t sigset_t;
# 1 "/usr/include/time.h" 1 3 4
# 118 "/usr/include/time.h" 3 4
struct timespec
{
__time_t tv_sec;
long int tv_nsec;
};
# 45 "/usr/include/sys/select.h" 2 3 4
# 1 "/usr/include/bits/time.h" 1 3 4
# 69 "/usr/include/bits/time.h" 3 4
struct timeval
{
__time_t tv_sec;
__suseconds_t tv_usec;
};
# 47 "/usr/include/sys/select.h" 2 3 4
typedef __suseconds_t suseconds_t;
typedef long int __fd_mask;
# 67 "/usr/include/sys/select.h" 3 4
typedef struct
{
__fd_mask __fds_bits[1024 / (8 * sizeof (__fd_mask))];
} fd_set;
typedef __fd_mask fd_mask;
# 99 "/usr/include/sys/select.h" 3 4
# 109 "/usr/include/sys/select.h" 3 4
extern int select (int __nfds, fd_set *__restrict __readfds,
fd_set *__restrict __writefds,
fd_set *__restrict __exceptfds,
struct timeval *__restrict __timeout);
# 128 "/usr/include/sys/select.h" 3 4
# 217 "/usr/include/sys/types.h" 2 3 4
# 1 "/usr/include/sys/sysmacros.h" 1 3 4
# 29 "/usr/include/sys/sysmacros.h" 3 4
__extension__
extern __inline unsigned int gnu_dev_major (unsigned long long int __dev)
__attribute__ ((__nothrow__));
__extension__
extern __inline unsigned int gnu_dev_minor (unsigned long long int __dev)
__attribute__ ((__nothrow__));
__extension__
extern __inline unsigned long long int gnu_dev_makedev (unsigned int __major,
unsigned int __minor)
__attribute__ ((__nothrow__));
__extension__ extern __inline unsigned int
__attribute__ ((__nothrow__)) gnu_dev_major (unsigned long long int __dev)
{
return ((__dev >> 8) & 0xfff) | ((unsigned int) (__dev >> 32) & ~0xfff);
}
__extension__ extern __inline unsigned int
__attribute__ ((__nothrow__)) gnu_dev_minor (unsigned long long int __dev)
{
return (__dev & 0xff) | ((unsigned int) (__dev >> 12) & ~0xff);
}
__extension__ extern __inline unsigned long long int
__attribute__ ((__nothrow__)) gnu_dev_makedev (unsigned int __major, unsigned int __minor)
{
return ((__minor & 0xff) | ((__major & 0xfff) << 8)
| (((unsigned long long int) (__minor & ~0xff)) << 12)
| (((unsigned long long int) (__major & ~0xfff)) << 32));
}
# 220 "/usr/include/sys/types.h" 2 3 4
# 231 "/usr/include/sys/types.h" 3 4
typedef __blkcnt_t blkcnt_t;
typedef __fsblkcnt_t fsblkcnt_t;
typedef __fsfilcnt_t fsfilcnt_t;
# 266 "/usr/include/sys/types.h" 3 4
# 1 "/usr/include/bits/pthreadtypes.h" 1 3 4
# 23 "/usr/include/bits/pthreadtypes.h" 3 4
# 1 "/usr/include/bits/sched.h" 1 3 4
# 83 "/usr/include/bits/sched.h" 3 4
struct __sched_param
{
int __sched_priority;
};
# 24 "/usr/include/bits/pthreadtypes.h" 2 3 4
typedef int __atomic_lock_t;
struct _pthread_fastlock
{
long int __status;
__atomic_lock_t __spinlock;
};
typedef struct _pthread_descr_struct *_pthread_descr;
typedef struct __pthread_attr_s
{
int __detachstate;
int __schedpolicy;
struct __sched_param __schedparam;
int __inheritsched;
int __scope;
size_t __guardsize;
int __stackaddr_set;
void *__stackaddr;
size_t __stacksize;
} pthread_attr_t;
__extension__ typedef long long __pthread_cond_align_t;
typedef struct
{
struct _pthread_fastlock __c_lock;
_pthread_descr __c_waiting;
char __padding[48 - sizeof (struct _pthread_fastlock)
- sizeof (_pthread_descr) - sizeof (__pthread_cond_align_t)];
__pthread_cond_align_t __align;
} pthread_cond_t;
typedef struct
{
int __dummy;
} pthread_condattr_t;
typedef unsigned int pthread_key_t;
typedef struct
{
int __m_reserved;
int __m_count;
_pthread_descr __m_owner;
int __m_kind;
struct _pthread_fastlock __m_lock;
} pthread_mutex_t;
typedef struct
{
int __mutexkind;
} pthread_mutexattr_t;
typedef int pthread_once_t;
# 152 "/usr/include/bits/pthreadtypes.h" 3 4
typedef unsigned long int pthread_t;
# 267 "/usr/include/sys/types.h" 2 3 4
# 3 "zcopy.c" 2
# 1 "/usr/include/fcntl.h" 1 3 4
# 29 "/usr/include/fcntl.h" 3 4
# 1 "/usr/include/bits/fcntl.h" 1 3 4
# 138 "/usr/include/bits/fcntl.h" 3 4
struct flock
{
short int l_type;
short int l_whence;
__off_t l_start;
__off_t l_len;
__pid_t l_pid;
};
# 183 "/usr/include/bits/fcntl.h" 3 4
extern ssize_t readahead (int __fd, __off64_t __offset, size_t __count)
__attribute__ ((__nothrow__));
# 34 "/usr/include/fcntl.h" 2 3 4
# 63 "/usr/include/fcntl.h" 3 4
extern int fcntl (int __fd, int __cmd, ...);
# 72 "/usr/include/fcntl.h" 3 4
extern int open (__const char *__file, int __oflag, ...) __attribute__ ((__nonnull__ (1)));
# 91 "/usr/include/fcntl.h" 3 4
extern int creat (__const char *__file, __mode_t __mode) __attribute__ ((__nonnull__ (1)));
# 120 "/usr/include/fcntl.h" 3 4
extern int lockf (int __fd, int __cmd, __off_t __len);
# 174 "/usr/include/fcntl.h" 3 4
# 4 "zcopy.c" 2
# 1 "/usr/include/sys/socket.h" 1 3 4
# 25 "/usr/include/sys/socket.h" 3 4
# 1 "/usr/include/sys/uio.h" 1 3 4
# 26 "/usr/include/sys/uio.h" 3 4
# 1 "/usr/include/bits/uio.h" 1 3 4
# 42 "/usr/include/bits/uio.h" 3 4
struct iovec
{
void *iov_base;
size_t iov_len;
};
# 30 "/usr/include/sys/uio.h" 2 3 4
# 40 "/usr/include/sys/uio.h" 3 4
extern ssize_t readv (int __fd, __const struct iovec *__iovec, int __count);
# 50 "/usr/include/sys/uio.h" 3 4
extern ssize_t writev (int __fd, __const struct iovec *__iovec, int __count);
# 28 "/usr/include/sys/socket.h" 2 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 30 "/usr/include/sys/socket.h" 2 3 4
# 1 "/usr/include/bits/socket.h" 1 3 4
# 29 "/usr/include/bits/socket.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 30 "/usr/include/bits/socket.h" 2 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 1 3 4
# 11 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/syslimits.h" 1 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 1 3 4
# 122 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 3 4
# 1 "/usr/include/limits.h" 1 3 4
# 144 "/usr/include/limits.h" 3 4
# 1 "/usr/include/bits/posix1_lim.h" 1 3 4
# 153 "/usr/include/bits/posix1_lim.h" 3 4
# 1 "/usr/include/bits/local_lim.h" 1 3 4
# 36 "/usr/include/bits/local_lim.h" 3 4
# 1 "/usr/include/linux/limits.h" 1 3 4
# 37 "/usr/include/bits/local_lim.h" 2 3 4
# 154 "/usr/include/bits/posix1_lim.h" 2 3 4
# 145 "/usr/include/limits.h" 2 3 4
# 1 "/usr/include/bits/posix2_lim.h" 1 3 4
# 149 "/usr/include/limits.h" 2 3 4
# 123 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 2 3 4
# 8 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/syslimits.h" 2 3 4
# 12 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/limits.h" 2 3 4
# 32 "/usr/include/bits/socket.h" 2 3 4
typedef __socklen_t socklen_t;
enum __socket_type
{
SOCK_STREAM = 1,
SOCK_DGRAM = 2,
SOCK_RAW = 3,
SOCK_RDM = 4,
SOCK_SEQPACKET = 5,
SOCK_PACKET = 10
};
# 142 "/usr/include/bits/socket.h" 3 4
# 1 "/usr/include/bits/sockaddr.h" 1 3 4
# 29 "/usr/include/bits/sockaddr.h" 3 4
typedef unsigned short int sa_family_t;
# 143 "/usr/include/bits/socket.h" 2 3 4
struct sockaddr
{
sa_family_t sa_family;
char sa_data[14];
};
# 162 "/usr/include/bits/socket.h" 3 4
struct sockaddr_storage
{
sa_family_t ss_family;
__uint32_t __ss_align;
char __ss_padding[(128 - (2 * sizeof (__uint32_t)))];
};
enum
{
MSG_OOB = 0x01,
MSG_PEEK = 0x02,
MSG_DONTROUTE = 0x04,
MSG_CTRUNC = 0x08,
MSG_PROXY = 0x10,
MSG_TRUNC = 0x20,
MSG_DONTWAIT = 0x40,
MSG_EOR = 0x80,
MSG_WAITALL = 0x100,
MSG_FIN = 0x200,
MSG_SYN = 0x400,
MSG_CONFIRM = 0x800,
MSG_RST = 0x1000,
MSG_ERRQUEUE = 0x2000,
MSG_NOSIGNAL = 0x4000,
MSG_MORE = 0x8000
};
struct msghdr
{
void *msg_name;
socklen_t msg_namelen;
struct iovec *msg_iov;
size_t msg_iovlen;
void *msg_control;
size_t msg_controllen;
int msg_flags;
};
struct cmsghdr
{
size_t cmsg_len;
int cmsg_level;
int cmsg_type;
__extension__ unsigned char __cmsg_data [];
};
# 257 "/usr/include/bits/socket.h" 3 4
extern struct cmsghdr *__cmsg_nxthdr (struct msghdr *__mhdr,
struct cmsghdr *__cmsg) __attribute__ ((__nothrow__));
extern __inline struct cmsghdr *
__attribute__ ((__nothrow__)) __cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg)
{
if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
return 0;
__cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
+ (((__cmsg->cmsg_len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1)));
if ((unsigned char *) (__cmsg + 1) > ((unsigned char *) __mhdr->msg_control
+ __mhdr->msg_controllen)
|| ((unsigned char *) __cmsg + (((__cmsg->cmsg_len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1))
> ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
return 0;
return __cmsg;
}
enum
{
SCM_RIGHTS = 0x01
, SCM_CREDENTIALS = 0x02
};
struct ucred
{
pid_t pid;
uid_t uid;
gid_t gid;
};
# 1 "/usr/include/asm/socket.h" 1 3 4
# 1 "/usr/include/asm-ppc/socket.h" 1 3 4
# 9 "/usr/include/asm/socket.h" 2 3 4
# 305 "/usr/include/bits/socket.h" 2 3 4
struct linger
{
int l_onoff;
int l_linger;
};
# 36 "/usr/include/sys/socket.h" 2 3 4
struct osockaddr
{
unsigned short int sa_family;
unsigned char sa_data[14];
};
enum
{
SHUT_RD = 0,
SHUT_WR,
SHUT_RDWR
};
# 100 "/usr/include/sys/socket.h" 3 4
extern int socket (int __domain, int __type, int __protocol) __attribute__ ((__nothrow__));
extern int socketpair (int __domain, int __type, int __protocol,
int __fds[2]) __attribute__ ((__nothrow__));
extern int bind (int __fd, __const struct sockaddr * __addr, socklen_t __len)
__attribute__ ((__nothrow__));
extern int getsockname (int __fd, struct sockaddr *__restrict __addr,
socklen_t *__restrict __len) __attribute__ ((__nothrow__));
# 124 "/usr/include/sys/socket.h" 3 4
extern int connect (int __fd, __const struct sockaddr * __addr, socklen_t __len);
extern int getpeername (int __fd, struct sockaddr *__restrict __addr,
socklen_t *__restrict __len) __attribute__ ((__nothrow__));
extern ssize_t send (int __fd, __const void *__buf, size_t __n, int __flags);
extern ssize_t recv (int __fd, void *__buf, size_t __n, int __flags);
extern ssize_t sendto (int __fd, __const void *__buf, size_t __n,
int __flags, __const struct sockaddr * __addr,
socklen_t __addr_len);
# 161 "/usr/include/sys/socket.h" 3 4
extern ssize_t recvfrom (int __fd, void *__restrict __buf, size_t __n,
int __flags, struct sockaddr *__restrict __addr,
socklen_t *__restrict __addr_len);
extern ssize_t sendmsg (int __fd, __const struct msghdr *__message,
int __flags);
extern ssize_t recvmsg (int __fd, struct msghdr *__message, int __flags);
extern int getsockopt (int __fd, int __level, int __optname,
void *__restrict __optval,
socklen_t *__restrict __optlen) __attribute__ ((__nothrow__));
extern int setsockopt (int __fd, int __level, int __optname,
__const void *__optval, socklen_t __optlen) __attribute__ ((__nothrow__));
extern int listen (int __fd, int __n) __attribute__ ((__nothrow__));
# 209 "/usr/include/sys/socket.h" 3 4
extern int accept (int __fd, struct sockaddr *__restrict __addr,
socklen_t *__restrict __addr_len);
extern int shutdown (int __fd, int __how) __attribute__ ((__nothrow__));
# 231 "/usr/include/sys/socket.h" 3 4
extern int isfdtype (int __fd, int __fdtype) __attribute__ ((__nothrow__));
# 5 "zcopy.c" 2
# 1 "/usr/include/sys/un.h" 1 3 4
# 27 "/usr/include/sys/un.h" 3 4
struct sockaddr_un
{
sa_family_t sun_family;
char sun_path[108];
};
# 1 "/usr/include/string.h" 1 3 4
# 28 "/usr/include/string.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 34 "/usr/include/string.h" 2 3 4
extern void *memcpy (void *__restrict __dest,
__const void *__restrict __src, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern void *memmove (void *__dest, __const void *__src, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern void *memccpy (void *__restrict __dest, __const void *__restrict __src,
int __c, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern void *memset (void *__s, int __c, size_t __n) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int memcmp (__const void *__s1, __const void *__s2, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern void *memchr (__const void *__s, int __c, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
# 82 "/usr/include/string.h" 3 4
extern char *strcpy (char *__restrict __dest, __const char *__restrict __src)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strncpy (char *__restrict __dest,
__const char *__restrict __src, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strcat (char *__restrict __dest, __const char *__restrict __src)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strncat (char *__restrict __dest, __const char *__restrict __src,
size_t __n) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern int strcmp (__const char *__s1, __const char *__s2)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern int strncmp (__const char *__s1, __const char *__s2, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern int strcoll (__const char *__s1, __const char *__s2)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern size_t strxfrm (char *__restrict __dest,
__const char *__restrict __src, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2)));
# 130 "/usr/include/string.h" 3 4
extern char *strdup (__const char *__s)
__attribute__ ((__nothrow__)) __attribute__ ((__malloc__)) __attribute__ ((__nonnull__ (1)));
# 165 "/usr/include/string.h" 3 4
extern char *strchr (__const char *__s, int __c)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
extern char *strrchr (__const char *__s, int __c)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
# 181 "/usr/include/string.h" 3 4
extern size_t strcspn (__const char *__s, __const char *__reject)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern size_t strspn (__const char *__s, __const char *__accept)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strpbrk (__const char *__s, __const char *__accept)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strstr (__const char *__haystack, __const char *__needle)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *strtok (char *__restrict __s, __const char *__restrict __delim)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2)));
extern char *__strtok_r (char *__restrict __s,
__const char *__restrict __delim,
char **__restrict __save_ptr)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2, 3)));
extern char *strtok_r (char *__restrict __s, __const char *__restrict __delim,
char **__restrict __save_ptr)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2, 3)));
# 240 "/usr/include/string.h" 3 4
extern size_t strlen (__const char *__s)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
# 254 "/usr/include/string.h" 3 4
extern char *strerror (int __errnum) __attribute__ ((__nothrow__));
# 281 "/usr/include/string.h" 3 4
extern char *strerror_r (int __errnum, char *__buf, size_t __buflen)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2)));
extern void __bzero (void *__s, size_t __n) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern void bcopy (__const void *__src, void *__dest, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern void bzero (void *__s, size_t __n) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int bcmp (__const void *__s1, __const void *__s2, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern char *index (__const char *__s, int __c)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
extern char *rindex (__const char *__s, int __c)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1)));
extern int ffs (int __i) __attribute__ ((__nothrow__)) __attribute__ ((__const__));
# 325 "/usr/include/string.h" 3 4
extern int strcasecmp (__const char *__s1, __const char *__s2)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
extern int strncasecmp (__const char *__s1, __const char *__s2, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));
# 348 "/usr/include/string.h" 3 4
extern char *strsep (char **__restrict __stringp,
__const char *__restrict __delim)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
# 414 "/usr/include/string.h" 3 4
# 1 "/usr/include/bits/string.h" 1 3 4
# 415 "/usr/include/string.h" 2 3 4
# 1 "/usr/include/bits/string2.h" 1 3 4
# 80 "/usr/include/bits/string2.h" 3 4
typedef struct { unsigned char __arr[2]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR2;
typedef struct { unsigned char __arr[3]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR3;
typedef struct { unsigned char __arr[4]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR4;
typedef struct { unsigned char __arr[5]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR5;
typedef struct { unsigned char __arr[6]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR6;
typedef struct { unsigned char __arr[7]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR7;
typedef struct { unsigned char __arr[8]; } __attribute__ ((__packed__)) __STRING2_COPY_ARR8;
# 394 "/usr/include/bits/string2.h" 3 4
extern void *__rawmemchr (const void *__s, int __c);
# 969 "/usr/include/bits/string2.h" 3 4
extern __inline size_t __strcspn_c1 (__const char *__s, int __reject);
extern __inline size_t
__strcspn_c1 (__const char *__s, int __reject)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject)
++__result;
return __result;
}
extern __inline size_t __strcspn_c2 (__const char *__s, int __reject1,
int __reject2);
extern __inline size_t
__strcspn_c2 (__const char *__s, int __reject1, int __reject2)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject1
&& __s[__result] != __reject2)
++__result;
return __result;
}
extern __inline size_t __strcspn_c3 (__const char *__s, int __reject1,
int __reject2, int __reject3);
extern __inline size_t
__strcspn_c3 (__const char *__s, int __reject1, int __reject2,
int __reject3)
{
register size_t __result = 0;
while (__s[__result] != '\0' && __s[__result] != __reject1
&& __s[__result] != __reject2 && __s[__result] != __reject3)
++__result;
return __result;
}
# 1045 "/usr/include/bits/string2.h" 3 4
extern __inline size_t __strspn_c1 (__const char *__s, int __accept);
extern __inline size_t
__strspn_c1 (__const char *__s, int __accept)
{
register size_t __result = 0;
while (__s[__result] == __accept)
++__result;
return __result;
}
extern __inline size_t __strspn_c2 (__const char *__s, int __accept1,
int __accept2);
extern __inline size_t
__strspn_c2 (__const char *__s, int __accept1, int __accept2)
{
register size_t __result = 0;
while (__s[__result] == __accept1 || __s[__result] == __accept2)
++__result;
return __result;
}
extern __inline size_t __strspn_c3 (__const char *__s, int __accept1,
int __accept2, int __accept3);
extern __inline size_t
__strspn_c3 (__const char *__s, int __accept1, int __accept2, int __accept3)
{
register size_t __result = 0;
while (__s[__result] == __accept1 || __s[__result] == __accept2
|| __s[__result] == __accept3)
++__result;
return __result;
}
# 1121 "/usr/include/bits/string2.h" 3 4
extern __inline char *__strpbrk_c2 (__const char *__s, int __accept1,
int __accept2);
extern __inline char *
__strpbrk_c2 (__const char *__s, int __accept1, int __accept2)
{
while (*__s != '\0' && *__s != __accept1 && *__s != __accept2)
++__s;
return *__s == '\0' ? ((void *)0) : (char *) (size_t) __s;
}
extern __inline char *__strpbrk_c3 (__const char *__s, int __accept1,
int __accept2, int __accept3);
extern __inline char *
__strpbrk_c3 (__const char *__s, int __accept1, int __accept2,
int __accept3)
{
while (*__s != '\0' && *__s != __accept1 && *__s != __accept2
&& *__s != __accept3)
++__s;
return *__s == '\0' ? ((void *)0) : (char *) (size_t) __s;
}
# 1173 "/usr/include/bits/string2.h" 3 4
extern __inline char *__strtok_r_1c (char *__s, char __sep, char **__nextp);
extern __inline char *
__strtok_r_1c (char *__s, char __sep, char **__nextp)
{
char *__result;
if (__s == ((void *)0))
__s = *__nextp;
while (*__s == __sep)
++__s;
__result = ((void *)0);
if (*__s != '\0')
{
__result = __s++;
while (*__s != '\0')
if (*__s++ == __sep)
{
__s[-1] = '\0';
break;
}
*__nextp = __s;
}
return __result;
}
# 1205 "/usr/include/bits/string2.h" 3 4
extern char *__strsep_g (char **__stringp, __const char *__delim);
# 1223 "/usr/include/bits/string2.h" 3 4
extern __inline char *__strsep_1c (char **__s, char __reject);
extern __inline char *
__strsep_1c (char **__s, char __reject)
{
register char *__retval = *__s;
if (__retval != ((void *)0) && (*__s = (__extension__ (__builtin_constant_p (__reject) && !__builtin_constant_p (__retval) && (__reject) == '\0' ? (char *) __rawmemchr (__retval, __reject) : __builtin_strchr (__retval, __reject)))) != ((void *)0))
*(*__s)++ = '\0';
return __retval;
}
extern __inline char *__strsep_2c (char **__s, char __reject1, char __reject2);
extern __inline char *
__strsep_2c (char **__s, char __reject1, char __reject2)
{
register char *__retval = *__s;
if (__retval != ((void *)0))
{
register char *__cp = __retval;
while (1)
{
if (*__cp == '\0')
{
__cp = ((void *)0);
break;
}
if (*__cp == __reject1 || *__cp == __reject2)
{
*__cp++ = '\0';
break;
}
++__cp;
}
*__s = __cp;
}
return __retval;
}
extern __inline char *__strsep_3c (char **__s, char __reject1, char __reject2,
char __reject3);
extern __inline char *
__strsep_3c (char **__s, char __reject1, char __reject2, char __reject3)
{
register char *__retval = *__s;
if (__retval != ((void *)0))
{
register char *__cp = __retval;
while (1)
{
if (*__cp == '\0')
{
__cp = ((void *)0);
break;
}
if (*__cp == __reject1 || *__cp == __reject2 || *__cp == __reject3)
{
*__cp++ = '\0';
break;
}
++__cp;
}
*__s = __cp;
}
return __retval;
}
# 1299 "/usr/include/bits/string2.h" 3 4
# 1 "/usr/include/stdlib.h" 1 3 4
# 33 "/usr/include/stdlib.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 34 "/usr/include/stdlib.h" 2 3 4
# 582 "/usr/include/stdlib.h" 3 4
extern void *malloc (size_t __size) __attribute__ ((__nothrow__)) __attribute__ ((__malloc__));
extern void *calloc (size_t __nmemb, size_t __size)
__attribute__ ((__nothrow__)) __attribute__ ((__malloc__));
# 961 "/usr/include/stdlib.h" 3 4
# 1300 "/usr/include/bits/string2.h" 2 3 4
extern char *__strdup (__const char *__string) __attribute__ ((__nothrow__)) __attribute__ ((__malloc__));
# 1323 "/usr/include/bits/string2.h" 3 4
extern char *__strndup (__const char *__string, size_t __n)
__attribute__ ((__nothrow__)) __attribute__ ((__malloc__));
# 418 "/usr/include/string.h" 2 3 4
# 426 "/usr/include/string.h" 3 4
# 39 "/usr/include/sys/un.h" 2 3 4
# 6 "zcopy.c" 2
# 1 "/usr/include/errno.h" 1 3 4
# 32 "/usr/include/errno.h" 3 4
# 1 "/usr/include/bits/errno.h" 1 3 4
# 25 "/usr/include/bits/errno.h" 3 4
# 1 "/usr/include/linux/errno.h" 1 3 4
# 1 "/usr/include/asm/errno.h" 1 3 4
# 1 "/usr/include/asm-ppc/errno.h" 1 3 4
# 1 "/usr/include/asm-generic/errno.h" 1 3 4
# 1 "/usr/include/asm-generic/errno-base.h" 1 3 4
# 5 "/usr/include/asm-generic/errno.h" 2 3 4
# 5 "/usr/include/asm-ppc/errno.h" 2 3 4
# 9 "/usr/include/asm/errno.h" 2 3 4
# 5 "/usr/include/linux/errno.h" 2 3 4
# 26 "/usr/include/bits/errno.h" 2 3 4
# 38 "/usr/include/bits/errno.h" 3 4
extern int *__errno_location (void) __attribute__ ((__nothrow__)) __attribute__ ((__const__));
# 37 "/usr/include/errno.h" 2 3 4
# 59 "/usr/include/errno.h" 3 4
# 7 "zcopy.c" 2
# 1 "/usr/include/unistd.h" 1 3 4
# 28 "/usr/include/unistd.h" 3 4
# 171 "/usr/include/unistd.h" 3 4
# 1 "/usr/include/bits/posix_opt.h" 1 3 4
# 172 "/usr/include/unistd.h" 2 3 4
# 195 "/usr/include/unistd.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 196 "/usr/include/unistd.h" 2 3 4
# 236 "/usr/include/unistd.h" 3 4
typedef __intptr_t intptr_t;
# 256 "/usr/include/unistd.h" 3 4
extern int access (__const char *__name, int __type) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
# 287 "/usr/include/unistd.h" 3 4
extern __off_t lseek (int __fd, __off_t __offset, int __whence) __attribute__ ((__nothrow__));
# 305 "/usr/include/unistd.h" 3 4
extern int close (int __fd);
extern ssize_t read (int __fd, void *__buf, size_t __nbytes);
extern ssize_t write (int __fd, __const void *__buf, size_t __n);
# 369 "/usr/include/unistd.h" 3 4
extern int pipe (int __pipedes[2]) __attribute__ ((__nothrow__));
# 378 "/usr/include/unistd.h" 3 4
extern unsigned int alarm (unsigned int __seconds) __attribute__ ((__nothrow__));
# 390 "/usr/include/unistd.h" 3 4
extern unsigned int sleep (unsigned int __seconds);
extern __useconds_t ualarm (__useconds_t __value, __useconds_t __interval)
__attribute__ ((__nothrow__));
extern int usleep (__useconds_t __useconds);
# 414 "/usr/include/unistd.h" 3 4
extern int pause (void);
extern int chown (__const char *__file, __uid_t __owner, __gid_t __group)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int fchown (int __fd, __uid_t __owner, __gid_t __group) __attribute__ ((__nothrow__));
extern int lchown (__const char *__file, __uid_t __owner, __gid_t __group)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int chdir (__const char *__path) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int fchdir (int __fd) __attribute__ ((__nothrow__));
# 448 "/usr/include/unistd.h" 3 4
extern char *getcwd (char *__buf, size_t __size) __attribute__ ((__nothrow__));
# 461 "/usr/include/unistd.h" 3 4
extern char *getwd (char *__buf) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int dup (int __fd) __attribute__ ((__nothrow__));
extern int dup2 (int __fd, int __fd2) __attribute__ ((__nothrow__));
extern char **__environ;
extern int execve (__const char *__path, char *__const __argv[],
char *__const __envp[]) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
# 492 "/usr/include/unistd.h" 3 4
extern int execv (__const char *__path, char *__const __argv[])
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int execle (__const char *__path, __const char *__arg, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int execl (__const char *__path, __const char *__arg, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int execvp (__const char *__file, char *__const __argv[])
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int execlp (__const char *__file, __const char *__arg, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int nice (int __inc) __attribute__ ((__nothrow__));
extern void _exit (int __status) __attribute__ ((__noreturn__));
# 1 "/usr/include/bits/confname.h" 1 3 4
# 26 "/usr/include/bits/confname.h" 3 4
enum
{
_PC_LINK_MAX,
_PC_MAX_CANON,
_PC_MAX_INPUT,
_PC_NAME_MAX,
_PC_PATH_MAX,
_PC_PIPE_BUF,
_PC_CHOWN_RESTRICTED,
_PC_NO_TRUNC,
_PC_VDISABLE,
_PC_SYNC_IO,
_PC_ASYNC_IO,
_PC_PRIO_IO,
_PC_SOCK_MAXBUF,
_PC_FILESIZEBITS,
_PC_REC_INCR_XFER_SIZE,
_PC_REC_MAX_XFER_SIZE,
_PC_REC_MIN_XFER_SIZE,
_PC_REC_XFER_ALIGN,
_PC_ALLOC_SIZE_MIN,
_PC_SYMLINK_MAX,
_PC_2_SYMLINKS
};
enum
{
_SC_ARG_MAX,
_SC_CHILD_MAX,
_SC_CLK_TCK,
_SC_NGROUPS_MAX,
_SC_OPEN_MAX,
_SC_STREAM_MAX,
_SC_TZNAME_MAX,
_SC_JOB_CONTROL,
_SC_SAVED_IDS,
_SC_REALTIME_SIGNALS,
_SC_PRIORITY_SCHEDULING,
_SC_TIMERS,
_SC_ASYNCHRONOUS_IO,
_SC_PRIORITIZED_IO,
_SC_SYNCHRONIZED_IO,
_SC_FSYNC,
_SC_MAPPED_FILES,
_SC_MEMLOCK,
_SC_MEMLOCK_RANGE,
_SC_MEMORY_PROTECTION,
_SC_MESSAGE_PASSING,
_SC_SEMAPHORES,
_SC_SHARED_MEMORY_OBJECTS,
_SC_AIO_LISTIO_MAX,
_SC_AIO_MAX,
_SC_AIO_PRIO_DELTA_MAX,
_SC_DELAYTIMER_MAX,
_SC_MQ_OPEN_MAX,
_SC_MQ_PRIO_MAX,
_SC_VERSION,
_SC_PAGESIZE,
_SC_RTSIG_MAX,
_SC_SEM_NSEMS_MAX,
_SC_SEM_VALUE_MAX,
_SC_SIGQUEUE_MAX,
_SC_TIMER_MAX,
_SC_BC_BASE_MAX,
_SC_BC_DIM_MAX,
_SC_BC_SCALE_MAX,
_SC_BC_STRING_MAX,
_SC_COLL_WEIGHTS_MAX,
_SC_EQUIV_CLASS_MAX,
_SC_EXPR_NEST_MAX,
_SC_LINE_MAX,
_SC_RE_DUP_MAX,
_SC_CHARCLASS_NAME_MAX,
_SC_2_VERSION,
_SC_2_C_BIND,
_SC_2_C_DEV,
_SC_2_FORT_DEV,
_SC_2_FORT_RUN,
_SC_2_SW_DEV,
_SC_2_LOCALEDEF,
_SC_PII,
_SC_PII_XTI,
_SC_PII_SOCKET,
_SC_PII_INTERNET,
_SC_PII_OSI,
_SC_POLL,
_SC_SELECT,
_SC_UIO_MAXIOV,
_SC_IOV_MAX = _SC_UIO_MAXIOV,
_SC_PII_INTERNET_STREAM,
_SC_PII_INTERNET_DGRAM,
_SC_PII_OSI_COTS,
_SC_PII_OSI_CLTS,
_SC_PII_OSI_M,
_SC_T_IOV_MAX,
_SC_THREADS,
_SC_THREAD_SAFE_FUNCTIONS,
_SC_GETGR_R_SIZE_MAX,
_SC_GETPW_R_SIZE_MAX,
_SC_LOGIN_NAME_MAX,
_SC_TTY_NAME_MAX,
_SC_THREAD_DESTRUCTOR_ITERATIONS,
_SC_THREAD_KEYS_MAX,
_SC_THREAD_STACK_MIN,
_SC_THREAD_THREADS_MAX,
_SC_THREAD_ATTR_STACKADDR,
_SC_THREAD_ATTR_STACKSIZE,
_SC_THREAD_PRIORITY_SCHEDULING,
_SC_THREAD_PRIO_INHERIT,
_SC_THREAD_PRIO_PROTECT,
_SC_THREAD_PROCESS_SHARED,
_SC_NPROCESSORS_CONF,
_SC_NPROCESSORS_ONLN,
_SC_PHYS_PAGES,
_SC_AVPHYS_PAGES,
_SC_ATEXIT_MAX,
_SC_PASS_MAX,
_SC_XOPEN_VERSION,
_SC_XOPEN_XCU_VERSION,
_SC_XOPEN_UNIX,
_SC_XOPEN_CRYPT,
_SC_XOPEN_ENH_I18N,
_SC_XOPEN_SHM,
_SC_2_CHAR_TERM,
_SC_2_C_VERSION,
_SC_2_UPE,
_SC_XOPEN_XPG2,
_SC_XOPEN_XPG3,
_SC_XOPEN_XPG4,
_SC_CHAR_BIT,
_SC_CHAR_MAX,
_SC_CHAR_MIN,
_SC_INT_MAX,
_SC_INT_MIN,
_SC_LONG_BIT,
_SC_WORD_BIT,
_SC_MB_LEN_MAX,
_SC_NZERO,
_SC_SSIZE_MAX,
_SC_SCHAR_MAX,
_SC_SCHAR_MIN,
_SC_SHRT_MAX,
_SC_SHRT_MIN,
_SC_UCHAR_MAX,
_SC_UINT_MAX,
_SC_ULONG_MAX,
_SC_USHRT_MAX,
_SC_NL_ARGMAX,
_SC_NL_LANGMAX,
_SC_NL_MSGMAX,
_SC_NL_NMAX,
_SC_NL_SETMAX,
_SC_NL_TEXTMAX,
_SC_XBS5_ILP32_OFF32,
_SC_XBS5_ILP32_OFFBIG,
_SC_XBS5_LP64_OFF64,
_SC_XBS5_LPBIG_OFFBIG,
_SC_XOPEN_LEGACY,
_SC_XOPEN_REALTIME,
_SC_XOPEN_REALTIME_THREADS,
_SC_ADVISORY_INFO,
_SC_BARRIERS,
_SC_BASE,
_SC_C_LANG_SUPPORT,
_SC_C_LANG_SUPPORT_R,
_SC_CLOCK_SELECTION,
_SC_CPUTIME,
_SC_THREAD_CPUTIME,
_SC_DEVICE_IO,
_SC_DEVICE_SPECIFIC,
_SC_DEVICE_SPECIFIC_R,
_SC_FD_MGMT,
_SC_FIFO,
_SC_PIPE,
_SC_FILE_ATTRIBUTES,
_SC_FILE_LOCKING,
_SC_FILE_SYSTEM,
_SC_MONOTONIC_CLOCK,
_SC_MULTI_PROCESS,
_SC_SINGLE_PROCESS,
_SC_NETWORKING,
_SC_READER_WRITER_LOCKS,
_SC_SPIN_LOCKS,
_SC_REGEXP,
_SC_REGEX_VERSION,
_SC_SHELL,
_SC_SIGNALS,
_SC_SPAWN,
_SC_SPORADIC_SERVER,
_SC_THREAD_SPORADIC_SERVER,
_SC_SYSTEM_DATABASE,
_SC_SYSTEM_DATABASE_R,
_SC_TIMEOUTS,
_SC_TYPED_MEMORY_OBJECTS,
_SC_USER_GROUPS,
_SC_USER_GROUPS_R,
_SC_2_PBS,
_SC_2_PBS_ACCOUNTING,
_SC_2_PBS_LOCATE,
_SC_2_PBS_MESSAGE,
_SC_2_PBS_TRACK,
_SC_SYMLOOP_MAX,
_SC_STREAMS,
_SC_2_PBS_CHECKPOINT,
_SC_V6_ILP32_OFF32,
_SC_V6_ILP32_OFFBIG,
_SC_V6_LP64_OFF64,
_SC_V6_LPBIG_OFFBIG,
_SC_HOST_NAME_MAX,
_SC_TRACE,
_SC_TRACE_EVENT_FILTER,
_SC_TRACE_INHERIT,
_SC_TRACE_LOG,
_SC_LEVEL1_ICACHE_SIZE,
_SC_LEVEL1_ICACHE_ASSOC,
_SC_LEVEL1_ICACHE_LINESIZE,
_SC_LEVEL1_DCACHE_SIZE,
_SC_LEVEL1_DCACHE_ASSOC,
_SC_LEVEL1_DCACHE_LINESIZE,
_SC_LEVEL2_CACHE_SIZE,
_SC_LEVEL2_CACHE_ASSOC,
_SC_LEVEL2_CACHE_LINESIZE,
_SC_LEVEL3_CACHE_SIZE,
_SC_LEVEL3_CACHE_ASSOC,
_SC_LEVEL3_CACHE_LINESIZE,
_SC_LEVEL4_CACHE_SIZE,
_SC_LEVEL4_CACHE_ASSOC,
_SC_LEVEL4_CACHE_LINESIZE,
_SC_IPV6 = _SC_LEVEL1_ICACHE_SIZE + 50,
_SC_RAW_SOCKETS
};
enum
{
_CS_PATH,
_CS_V6_WIDTH_RESTRICTED_ENVS,
_CS_GNU_LIBC_VERSION,
_CS_GNU_LIBPTHREAD_VERSION,
_CS_LFS_CFLAGS = 1000,
_CS_LFS_LDFLAGS,
_CS_LFS_LIBS,
_CS_LFS_LINTFLAGS,
_CS_LFS64_CFLAGS,
_CS_LFS64_LDFLAGS,
_CS_LFS64_LIBS,
_CS_LFS64_LINTFLAGS,
_CS_XBS5_ILP32_OFF32_CFLAGS = 1100,
_CS_XBS5_ILP32_OFF32_LDFLAGS,
_CS_XBS5_ILP32_OFF32_LIBS,
_CS_XBS5_ILP32_OFF32_LINTFLAGS,
_CS_XBS5_ILP32_OFFBIG_CFLAGS,
_CS_XBS5_ILP32_OFFBIG_LDFLAGS,
_CS_XBS5_ILP32_OFFBIG_LIBS,
_CS_XBS5_ILP32_OFFBIG_LINTFLAGS,
_CS_XBS5_LP64_OFF64_CFLAGS,
_CS_XBS5_LP64_OFF64_LDFLAGS,
_CS_XBS5_LP64_OFF64_LIBS,
_CS_XBS5_LP64_OFF64_LINTFLAGS,
_CS_XBS5_LPBIG_OFFBIG_CFLAGS,
_CS_XBS5_LPBIG_OFFBIG_LDFLAGS,
_CS_XBS5_LPBIG_OFFBIG_LIBS,
_CS_XBS5_LPBIG_OFFBIG_LINTFLAGS,
_CS_POSIX_V6_ILP32_OFF32_CFLAGS,
_CS_POSIX_V6_ILP32_OFF32_LDFLAGS,
_CS_POSIX_V6_ILP32_OFF32_LIBS,
_CS_POSIX_V6_ILP32_OFF32_LINTFLAGS,
_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS,
_CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS,
_CS_POSIX_V6_ILP32_OFFBIG_LIBS,
_CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS,
_CS_POSIX_V6_LP64_OFF64_CFLAGS,
_CS_POSIX_V6_LP64_OFF64_LDFLAGS,
_CS_POSIX_V6_LP64_OFF64_LIBS,
_CS_POSIX_V6_LP64_OFF64_LINTFLAGS,
_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS,
_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS,
_CS_POSIX_V6_LPBIG_OFFBIG_LIBS,
_CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS
};
# 531 "/usr/include/unistd.h" 2 3 4
extern long int pathconf (__const char *__path, int __name)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern long int fpathconf (int __fd, int __name) __attribute__ ((__nothrow__));
extern long int sysconf (int __name) __attribute__ ((__nothrow__)) __attribute__ ((__const__));
extern size_t confstr (int __name, char *__buf, size_t __len) __attribute__ ((__nothrow__));
extern __pid_t getpid (void) __attribute__ ((__nothrow__));
extern __pid_t getppid (void) __attribute__ ((__nothrow__));
extern __pid_t getpgrp (void) __attribute__ ((__nothrow__));
# 567 "/usr/include/unistd.h" 3 4
extern __pid_t __getpgid (__pid_t __pid) __attribute__ ((__nothrow__));
# 576 "/usr/include/unistd.h" 3 4
extern int setpgid (__pid_t __pid, __pid_t __pgid) __attribute__ ((__nothrow__));
# 593 "/usr/include/unistd.h" 3 4
extern int setpgrp (void) __attribute__ ((__nothrow__));
# 610 "/usr/include/unistd.h" 3 4
extern __pid_t setsid (void) __attribute__ ((__nothrow__));
extern __uid_t getuid (void) __attribute__ ((__nothrow__));
extern __uid_t geteuid (void) __attribute__ ((__nothrow__));
extern __gid_t getgid (void) __attribute__ ((__nothrow__));
extern __gid_t getegid (void) __attribute__ ((__nothrow__));
extern int getgroups (int __size, __gid_t __list[]) __attribute__ ((__nothrow__));
# 643 "/usr/include/unistd.h" 3 4
extern int setuid (__uid_t __uid) __attribute__ ((__nothrow__));
extern int setreuid (__uid_t __ruid, __uid_t __euid) __attribute__ ((__nothrow__));
extern int seteuid (__uid_t __uid) __attribute__ ((__nothrow__));
extern int setgid (__gid_t __gid) __attribute__ ((__nothrow__));
extern int setregid (__gid_t __rgid, __gid_t __egid) __attribute__ ((__nothrow__));
extern int setegid (__gid_t __gid) __attribute__ ((__nothrow__));
# 695 "/usr/include/unistd.h" 3 4
extern __pid_t fork (void) __attribute__ ((__nothrow__));
extern __pid_t vfork (void) __attribute__ ((__nothrow__));
extern char *ttyname (int __fd) __attribute__ ((__nothrow__));
extern int ttyname_r (int __fd, char *__buf, size_t __buflen)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (2)));
extern int isatty (int __fd) __attribute__ ((__nothrow__));
extern int ttyslot (void) __attribute__ ((__nothrow__));
extern int link (__const char *__from, __const char *__to)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern int symlink (__const char *__from, __const char *__to)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern int readlink (__const char *__restrict __path, char *__restrict __buf,
size_t __len) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1, 2)));
extern int unlink (__const char *__name) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int rmdir (__const char *__path) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern __pid_t tcgetpgrp (int __fd) __attribute__ ((__nothrow__));
extern int tcsetpgrp (int __fd, __pid_t __pgrp_id) __attribute__ ((__nothrow__));
extern char *getlogin (void);
# 774 "/usr/include/unistd.h" 3 4
extern int setlogin (__const char *__name) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
# 783 "/usr/include/unistd.h" 3 4
# 1 "/usr/include/getopt.h" 1 3 4
# 59 "/usr/include/getopt.h" 3 4
extern char *optarg;
# 73 "/usr/include/getopt.h" 3 4
extern int optind;
extern int opterr;
extern int optopt;
# 152 "/usr/include/getopt.h" 3 4
extern int getopt (int ___argc, char *const *___argv, const char *__shortopts)
__attribute__ ((__nothrow__));
# 784 "/usr/include/unistd.h" 2 3 4
extern int gethostname (char *__name, size_t __len) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int sethostname (__const char *__name, size_t __len)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int sethostid (long int __id) __attribute__ ((__nothrow__));
extern int getdomainname (char *__name, size_t __len)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int setdomainname (__const char *__name, size_t __len)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int vhangup (void) __attribute__ ((__nothrow__));
extern int revoke (__const char *__file) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int profil (unsigned short int *__sample_buffer, size_t __size,
size_t __offset, unsigned int __scale)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern int acct (__const char *__name) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern char *getusershell (void) __attribute__ ((__nothrow__));
extern void endusershell (void) __attribute__ ((__nothrow__));
extern void setusershell (void) __attribute__ ((__nothrow__));
extern int daemon (int __nochdir, int __noclose) __attribute__ ((__nothrow__));
extern int chroot (__const char *__path) __attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
extern char *getpass (__const char *__prompt) __attribute__ ((__nonnull__ (1)));
# 869 "/usr/include/unistd.h" 3 4
extern int fsync (int __fd);
extern long int gethostid (void);
extern void sync (void) __attribute__ ((__nothrow__));
extern int getpagesize (void) __attribute__ ((__nothrow__)) __attribute__ ((__const__));
extern int getdtablesize (void) __attribute__ ((__nothrow__));
extern int truncate (__const char *__file, __off_t __length)
__attribute__ ((__nothrow__)) __attribute__ ((__nonnull__ (1)));
# 916 "/usr/include/unistd.h" 3 4
extern int ftruncate (int __fd, __off_t __length) __attribute__ ((__nothrow__));
# 936 "/usr/include/unistd.h" 3 4
extern int brk (void *__addr) __attribute__ ((__nothrow__));
extern void *sbrk (intptr_t __delta) __attribute__ ((__nothrow__));
# 957 "/usr/include/unistd.h" 3 4
extern long int syscall (long int __sysno, ...) __attribute__ ((__nothrow__));
# 1011 "/usr/include/unistd.h" 3 4
extern int fdatasync (int __fildes) __attribute__ ((__nothrow__));
# 1043 "/usr/include/unistd.h" 3 4
# 8 "zcopy.c" 2
# 1 "/usr/include/stdio.h" 1 3 4
# 30 "/usr/include/stdio.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 35 "/usr/include/stdio.h" 2 3 4
# 44 "/usr/include/stdio.h" 3 4
typedef struct _IO_FILE FILE;
# 62 "/usr/include/stdio.h" 3 4
typedef struct _IO_FILE __FILE;
# 72 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/libio.h" 1 3 4
# 32 "/usr/include/libio.h" 3 4
# 1 "/usr/include/_G_config.h" 1 3 4
# 14 "/usr/include/_G_config.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 326 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 3 4
typedef long int wchar_t;
# 355 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 3 4
typedef unsigned int wint_t;
# 15 "/usr/include/_G_config.h" 2 3 4
# 24 "/usr/include/_G_config.h" 3 4
# 1 "/usr/include/wchar.h" 1 3 4
# 48 "/usr/include/wchar.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 49 "/usr/include/wchar.h" 2 3 4
# 1 "/usr/include/bits/wchar.h" 1 3 4
# 51 "/usr/include/wchar.h" 2 3 4
# 76 "/usr/include/wchar.h" 3 4
typedef struct
{
int __count;
union
{
wint_t __wch;
char __wchb[4];
} __value;
} __mbstate_t;
# 25 "/usr/include/_G_config.h" 2 3 4
typedef struct
{
__off_t __pos;
__mbstate_t __state;
} _G_fpos_t;
typedef struct
{
__off64_t __pos;
__mbstate_t __state;
} _G_fpos64_t;
# 44 "/usr/include/_G_config.h" 3 4
# 1 "/usr/include/gconv.h" 1 3 4
# 28 "/usr/include/gconv.h" 3 4
# 1 "/usr/include/wchar.h" 1 3 4
# 48 "/usr/include/wchar.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 49 "/usr/include/wchar.h" 2 3 4
# 29 "/usr/include/gconv.h" 2 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stddef.h" 1 3 4
# 32 "/usr/include/gconv.h" 2 3 4
enum
{
__GCONV_OK = 0,
__GCONV_NOCONV,
__GCONV_NODB,
__GCONV_NOMEM,
__GCONV_EMPTY_INPUT,
__GCONV_FULL_OUTPUT,
__GCONV_ILLEGAL_INPUT,
__GCONV_INCOMPLETE_INPUT,
__GCONV_ILLEGAL_DESCRIPTOR,
__GCONV_INTERNAL_ERROR
};
enum
{
__GCONV_IS_LAST = 0x0001,
__GCONV_IGNORE_ERRORS = 0x0002
};
struct __gconv_step;
struct __gconv_step_data;
struct __gconv_loaded_object;
struct __gconv_trans_data;
typedef int (*__gconv_fct) (struct __gconv_step *, struct __gconv_step_data *,
__const unsigned char **, __const unsigned char *,
unsigned char **, size_t *, int, int);
typedef wint_t (*__gconv_btowc_fct) (struct __gconv_step *, unsigned char);
typedef int (*__gconv_init_fct) (struct __gconv_step *);
typedef void (*__gconv_end_fct) (struct __gconv_step *);
typedef int (*__gconv_trans_fct) (struct __gconv_step *,
struct __gconv_step_data *, void *,
__const unsigned char *,
__const unsigned char **,
__const unsigned char *, unsigned char **,
size_t *);
typedef int (*__gconv_trans_context_fct) (void *, __const unsigned char *,
__const unsigned char *,
unsigned char *, unsigned char *);
typedef int (*__gconv_trans_query_fct) (__const char *, __const char ***,
size_t *);
typedef int (*__gconv_trans_init_fct) (void **, const char *);
typedef void (*__gconv_trans_end_fct) (void *);
struct __gconv_trans_data
{
__gconv_trans_fct __trans_fct;
__gconv_trans_context_fct __trans_context_fct;
__gconv_trans_end_fct __trans_end_fct;
void *__data;
struct __gconv_trans_data *__next;
};
struct __gconv_step
{
struct __gconv_loaded_object *__shlib_handle;
__const char *__modname;
int __counter;
char *__from_name;
char *__to_name;
__gconv_fct __fct;
__gconv_btowc_fct __btowc_fct;
__gconv_init_fct __init_fct;
__gconv_end_fct __end_fct;
int __min_needed_from;
int __max_needed_from;
int __min_needed_to;
int __max_needed_to;
int __stateful;
void *__data;
};
struct __gconv_step_data
{
unsigned char *__outbuf;
unsigned char *__outbufend;
int __flags;
int __invocation_counter;
int __internal_use;
__mbstate_t *__statep;
__mbstate_t __state;
struct __gconv_trans_data *__trans;
};
typedef struct __gconv_info
{
size_t __nsteps;
struct __gconv_step *__steps;
__extension__ struct __gconv_step_data __data [];
} *__gconv_t;
# 45 "/usr/include/_G_config.h" 2 3 4
typedef union
{
struct __gconv_info __cd;
struct
{
struct __gconv_info __cd;
struct __gconv_step_data __data;
} __combined;
} _G_iconv_t;
typedef int _G_int16_t __attribute__ ((__mode__ (__HI__)));
typedef int _G_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int _G_uint16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__)));
# 33 "/usr/include/libio.h" 2 3 4
# 53 "/usr/include/libio.h" 3 4
# 1 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stdarg.h" 1 3 4
# 43 "/usr/lib/gcc/powerpc-linux-gnu/4.0.3/include/stdarg.h" 3 4
typedef __builtin_va_list __gnuc_va_list;
# 54 "/usr/include/libio.h" 2 3 4
# 166 "/usr/include/libio.h" 3 4
struct _IO_jump_t; struct _IO_FILE;
# 176 "/usr/include/libio.h" 3 4
typedef void _IO_lock_t;
struct _IO_marker {
struct _IO_marker *_next;
struct _IO_FILE *_sbuf;
int _pos;
# 199 "/usr/include/libio.h" 3 4
};
enum __codecvt_result
{
__codecvt_ok,
__codecvt_partial,
__codecvt_error,
__codecvt_noconv
};
# 267 "/usr/include/libio.h" 3 4
struct _IO_FILE {
int _flags;
char* _IO_read_ptr;
char* _IO_read_end;
char* _IO_read_base;
char* _IO_write_base;
char* _IO_write_ptr;
char* _IO_write_end;
char* _IO_buf_base;
char* _IO_buf_end;
char *_IO_save_base;
char *_IO_backup_base;
char *_IO_save_end;
struct _IO_marker *_markers;
struct _IO_FILE *_chain;
int _fileno;
int _flags2;
__off_t _old_offset;
unsigned short _cur_column;
signed char _vtable_offset;
char _shortbuf[1];
_IO_lock_t *_lock;
# 315 "/usr/include/libio.h" 3 4
__off64_t _offset;
void *__pad1;
void *__pad2;
int _mode;
char _unused2[15 * sizeof (int) - 2 * sizeof (void *)];
};
typedef struct _IO_FILE _IO_FILE;
struct _IO_FILE_plus;
extern struct _IO_FILE_plus _IO_2_1_stdin_;
extern struct _IO_FILE_plus _IO_2_1_stdout_;
extern struct _IO_FILE_plus _IO_2_1_stderr_;
# 354 "/usr/include/libio.h" 3 4
typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);
typedef __ssize_t __io_write_fn (void *__cookie, __const char *__buf,
size_t __n);
typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);
typedef int __io_close_fn (void *__cookie);
# 406 "/usr/include/libio.h" 3 4
extern int __underflow (_IO_FILE *) __attribute__ ((__nothrow__));
extern int __uflow (_IO_FILE *) __attribute__ ((__nothrow__));
extern int __overflow (_IO_FILE *, int) __attribute__ ((__nothrow__));
extern wint_t __wunderflow (_IO_FILE *) __attribute__ ((__nothrow__));
extern wint_t __wuflow (_IO_FILE *) __attribute__ ((__nothrow__));
extern wint_t __woverflow (_IO_FILE *, wint_t) __attribute__ ((__nothrow__));
# 444 "/usr/include/libio.h" 3 4
extern int _IO_getc (_IO_FILE *__fp) __attribute__ ((__nothrow__));
extern int _IO_putc (int __c, _IO_FILE *__fp) __attribute__ ((__nothrow__));
extern int _IO_feof (_IO_FILE *__fp) __attribute__ ((__nothrow__));
extern int _IO_ferror (_IO_FILE *__fp) __attribute__ ((__nothrow__));
extern int _IO_peekc_locked (_IO_FILE *__fp) __attribute__ ((__nothrow__));
extern void _IO_flockfile (_IO_FILE *) __attribute__ ((__nothrow__));
extern void _IO_funlockfile (_IO_FILE *) __attribute__ ((__nothrow__));
extern int _IO_ftrylockfile (_IO_FILE *) __attribute__ ((__nothrow__));
# 474 "/usr/include/libio.h" 3 4
extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
__gnuc_va_list, int *__restrict) __attribute__ ((__nothrow__));
extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
__gnuc_va_list) __attribute__ ((__nothrow__));
extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t) __attribute__ ((__nothrow__));
extern size_t _IO_sgetn (_IO_FILE *, void *, size_t) __attribute__ ((__nothrow__));
extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int) __attribute__ ((__nothrow__));
extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int) __attribute__ ((__nothrow__));
extern void _IO_free_backup_area (_IO_FILE *) __attribute__ ((__nothrow__));
# 73 "/usr/include/stdio.h" 2 3 4
# 86 "/usr/include/stdio.h" 3 4
typedef _G_fpos_t fpos_t;
# 138 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/bits/stdio_lim.h" 1 3 4
# 139 "/usr/include/stdio.h" 2 3 4
extern struct _IO_FILE *stdin;
extern struct _IO_FILE *stdout;
extern struct _IO_FILE *stderr;
extern int remove (__const char *__filename) __attribute__ ((__nothrow__));
extern int rename (__const char *__old, __const char *__new) __attribute__ ((__nothrow__));
extern FILE *tmpfile (void);
# 178 "/usr/include/stdio.h" 3 4
extern char *tmpnam (char *__s) __attribute__ ((__nothrow__));
extern char *tmpnam_r (char *__s) __attribute__ ((__nothrow__));
# 196 "/usr/include/stdio.h" 3 4
extern char *tempnam (__const char *__dir, __const char *__pfx)
__attribute__ ((__nothrow__)) __attribute__ ((__malloc__));
extern int fclose (FILE *__stream);
extern int fflush (FILE *__stream);
# 221 "/usr/include/stdio.h" 3 4
extern int fflush_unlocked (FILE *__stream);
# 235 "/usr/include/stdio.h" 3 4
extern FILE *fopen (__const char *__restrict __filename,
__const char *__restrict __modes);
extern FILE *freopen (__const char *__restrict __filename,
__const char *__restrict __modes,
FILE *__restrict __stream);
# 262 "/usr/include/stdio.h" 3 4
# 273 "/usr/include/stdio.h" 3 4
extern FILE *fdopen (int __fd, __const char *__modes) __attribute__ ((__nothrow__));
# 294 "/usr/include/stdio.h" 3 4
extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __attribute__ ((__nothrow__));
extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
int __modes, size_t __n) __attribute__ ((__nothrow__));
extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
size_t __size) __attribute__ ((__nothrow__));
extern void setlinebuf (FILE *__stream) __attribute__ ((__nothrow__));
extern int fprintf (FILE *__restrict __stream,
__const char *__restrict __format, ...);
extern int printf (__const char *__restrict __format, ...);
extern int sprintf (char *__restrict __s,
__const char *__restrict __format, ...) __attribute__ ((__nothrow__));
extern int vfprintf (FILE *__restrict __s, __const char *__restrict __format,
__gnuc_va_list __arg);
extern int vprintf (__const char *__restrict __format, __gnuc_va_list __arg);
extern int vsprintf (char *__restrict __s, __const char *__restrict __format,
__gnuc_va_list __arg) __attribute__ ((__nothrow__));
extern int snprintf (char *__restrict __s, size_t __maxlen,
__const char *__restrict __format, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int vsnprintf (char *__restrict __s, size_t __maxlen,
__const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 0)));
# 388 "/usr/include/stdio.h" 3 4
extern int fscanf (FILE *__restrict __stream,
__const char *__restrict __format, ...);
extern int scanf (__const char *__restrict __format, ...);
extern int sscanf (__const char *__restrict __s,
__const char *__restrict __format, ...) __attribute__ ((__nothrow__));
# 430 "/usr/include/stdio.h" 3 4
extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);
extern int getchar (void);
# 454 "/usr/include/stdio.h" 3 4
extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
# 465 "/usr/include/stdio.h" 3 4
extern int fgetc_unlocked (FILE *__stream);
extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);
extern int putchar (int __c);
# 498 "/usr/include/stdio.h" 3 4
extern int fputc_unlocked (int __c, FILE *__stream);
extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);
extern int getw (FILE *__stream);
extern int putw (int __w, FILE *__stream);
extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream);
extern char *gets (char *__s);
# 578 "/usr/include/stdio.h" 3 4
extern int fputs (__const char *__restrict __s, FILE *__restrict __stream);
extern int puts (__const char *__s);
extern int ungetc (int __c, FILE *__stream);
extern size_t fread (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream);
extern size_t fwrite (__const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __s);
# 631 "/usr/include/stdio.h" 3 4
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream);
extern size_t fwrite_unlocked (__const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream);
extern int fseek (FILE *__stream, long int __off, int __whence);
extern long int ftell (FILE *__stream);
extern void rewind (FILE *__stream);
# 686 "/usr/include/stdio.h" 3 4
extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);
extern int fsetpos (FILE *__stream, __const fpos_t *__pos);
# 709 "/usr/include/stdio.h" 3 4
# 718 "/usr/include/stdio.h" 3 4
extern void clearerr (FILE *__stream) __attribute__ ((__nothrow__));
extern int feof (FILE *__stream) __attribute__ ((__nothrow__));
extern int ferror (FILE *__stream) __attribute__ ((__nothrow__));
extern void clearerr_unlocked (FILE *__stream) __attribute__ ((__nothrow__));
extern int feof_unlocked (FILE *__stream) __attribute__ ((__nothrow__));
extern int ferror_unlocked (FILE *__stream) __attribute__ ((__nothrow__));
extern void perror (__const char *__s);
# 1 "/usr/include/bits/sys_errlist.h" 1 3 4
# 27 "/usr/include/bits/sys_errlist.h" 3 4
extern int sys_nerr;
extern __const char *__const sys_errlist[];
# 748 "/usr/include/stdio.h" 2 3 4
extern int fileno (FILE *__stream) __attribute__ ((__nothrow__));
extern int fileno_unlocked (FILE *__stream) __attribute__ ((__nothrow__));
# 767 "/usr/include/stdio.h" 3 4
extern FILE *popen (__const char *__command, __const char *__modes);
extern int pclose (FILE *__stream);
extern char *ctermid (char *__s) __attribute__ ((__nothrow__));
# 807 "/usr/include/stdio.h" 3 4
extern void flockfile (FILE *__stream) __attribute__ ((__nothrow__));
extern int ftrylockfile (FILE *__stream) __attribute__ ((__nothrow__));
extern void funlockfile (FILE *__stream) __attribute__ ((__nothrow__));
# 828 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/bits/stdio.h" 1 3 4
# 33 "/usr/include/bits/stdio.h" 3 4
extern __inline int
vprintf (__const char *__restrict __fmt, __gnuc_va_list __arg)
{
return vfprintf (stdout, __fmt, __arg);
}
extern __inline int
getchar (void)
{
return _IO_getc (stdin);
}
extern __inline int
getc_unlocked (FILE *__fp)
{
return (__builtin_expect ((__fp)->_IO_read_ptr >= (__fp)->_IO_read_end, 0) ? __uflow (__fp) : *(unsigned char *) (__fp)->_IO_read_ptr++);
}
extern __inline int
getchar_unlocked (void)
{
return (__builtin_expect ((stdin)->_IO_read_ptr >= (stdin)->_IO_read_end, 0) ? __uflow (stdin) : *(unsigned char *) (stdin)->_IO_read_ptr++);
}
extern __inline int
putchar (int __c)
{
return _IO_putc (__c, stdout);
}
extern __inline int
fputc_unlocked (int __c, FILE *__stream)
{
return (__builtin_expect ((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end, 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}
extern __inline int
putc_unlocked (int __c, FILE *__stream)
{
return (__builtin_expect ((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end, 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}
extern __inline int
putchar_unlocked (int __c)
{
return (__builtin_expect ((stdout)->_IO_write_ptr >= (stdout)->_IO_write_end, 0) ? __overflow (stdout, (unsigned char) (__c)) : (unsigned char) (*(stdout)->_IO_write_ptr++ = (__c)));
}
# 111 "/usr/include/bits/stdio.h" 3 4
extern __inline int
__attribute__ ((__nothrow__)) feof_unlocked (FILE *__stream)
{
return (((__stream)->_flags & 0x10) != 0);
}
extern __inline int
__attribute__ ((__nothrow__)) ferror_unlocked (FILE *__stream)
{
return (((__stream)->_flags & 0x20) != 0);
}
# 829 "/usr/include/stdio.h" 2 3 4
# 9 "zcopy.c" 2
int main() {
int shm, serv, cli, result = 1;
struct sockaddr_un addr;
char *err;
char *shm_ptr;
struct msghdr msg;
struct iovec vec;
char data_buf = '\0';
char sockpass[((((sizeof(shm)) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1)) + (((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1)))];
struct cmsghdr *cmsg;
int * fdptr;
err = "shm_open";
shm = shm_open(".tmp.zcopy-configure.shm", 0100 | 0200 | 02, 0 );
if (shm == -1)
goto fail;
err = "shm_unlink";
if (shm_unlink(".tmp.zcopy-configure.shm"))
goto fail;
err = "ftruncate";
if (ftruncate(shm, 100))
goto fail;
err = "mmap";
shm_ptr = mmap(((void *)0), 100, 0x1 | 0x2, 0x001, shm, 0);
if (shm_ptr == ((void *)0))
goto fail;
strcpy(shm_ptr, "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd");
err = "socket";
serv = socket(1, SOCK_STREAM, 0);
if (serv == -1)
goto fail;
err = "bind";
addr.sun_family = 1;
strcpy(addr.sun_path, ".tmp.zcopy-configure.socket");
if (bind(serv, (struct sockaddr*)&addr, sizeof(addr)))
goto fail;
err = "socket";
cli = socket(1, SOCK_STREAM, 0);
if (cli == -1)
goto fail;
err = "listen";
if (listen(serv, 1))
goto fail;
err = "connect";
if (connect(cli, (struct sockaddr*)&addr, sizeof(addr)))
goto fail;
err = "accept";
if ((serv = accept(serv, ((void *)0), 0)) < 0)
goto fail;
msg.msg_name = ((void *)0);
msg.msg_namelen = 0;
msg.msg_iov = &vec;
msg.msg_iovlen = 1;
msg.msg_control = sockpass;
msg.msg_flags = 0;
vec.iov_base = &data_buf;
vec.iov_len = 1;
cmsg = ((size_t) (&msg)->msg_controllen >= sizeof (struct cmsghdr) ? (struct cmsghdr *) (&msg)->msg_control : (struct cmsghdr *) ((void *)0));
cmsg->cmsg_level = 1;
cmsg->cmsg_type = SCM_RIGHTS;
cmsg->cmsg_len = ((((sizeof (struct cmsghdr)) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1)) + (sizeof(shm)));
fdptr = (int *)((cmsg)->__cmsg_data);
msg.msg_controllen = cmsg->cmsg_len;
*fdptr = shm;
err = "sendmsg";
if (sendmsg(serv, &msg, 0) != 1)
goto fail;
close(shm);
shm = -1;
err = "munmap";
if (munmap(shm_ptr, 100))
goto fail;
data_buf = 'x';
*fdptr = -1;
err = "recvmsg";
if (recvmsg(cli, &msg, 0) != 1)
goto fail;
shm = *fdptr;
err = "no handle received";
if (shm == -1)
goto fail;
err = "null byte arrived scrambled";
if (data_buf != '\0')
goto fail;
err = "mmap";
shm_ptr = mmap(((void *)0), 100, 0x1 | 0x2, 0x001, shm, 0);
if (shm_ptr == ((void *)0))
goto fail;
close(shm);
err = "invalid data in shared memory!";
if (__extension__ ({ size_t __s1_len, __s2_len; (__builtin_constant_p (shm_ptr) && __builtin_constant_p ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") && (__s1_len = strlen (shm_ptr), __s2_len = strlen ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"), (!((size_t)(const void *)((shm_ptr) + 1) - (size_t)(const void *)(shm_ptr) == 1) || __s1_len >= 4) && (!((size_t)(const void *)(("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") + 1) - (size_t)(const void *)("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") == 1) || __s2_len >= 4)) ? __builtin_strcmp (shm_ptr, "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") : (__builtin_constant_p (shm_ptr) && ((size_t)(const void *)((shm_ptr) + 1) - (size_t)(const void *)(shm_ptr) == 1) && (__s1_len = strlen (shm_ptr), __s1_len < 4) ? (__builtin_constant_p ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") && ((size_t)(const void *)(("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") + 1) - (size_t)(const void *)("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") == 1) ? __builtin_strcmp (shm_ptr, "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") : (__extension__ ({ __const unsigned char *__s2 = (__const unsigned char *) (__const char *) ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"); register int __result = (((__const unsigned char *) (__const char *) (shm_ptr))[0] - __s2[0]); if (__s1_len > 0 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (shm_ptr))[1] - __s2[1]); if (__s1_len > 1 && __result == 0) { __result = (((__const unsigned char *) (__const char *) (shm_ptr))[2] - __s2[2]); if (__s1_len > 2 && __result == 0) __result = (((__const unsigned char *) (__const char *) (shm_ptr))[3] - __s2[3]); } } __result; }))) : (__builtin_constant_p ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") && ((size_t)(const void *)(("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") + 1) - (size_t)(const void *)("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") == 1) && (__s2_len = strlen ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"), __s2_len < 4) ? (__builtin_constant_p (shm_ptr) && ((size_t)(const void *)((shm_ptr) + 1) - (size_t)(const void *)(shm_ptr) == 1) ? __builtin_strcmp (shm_ptr, "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd") : (__extension__ ({ __const unsigned char *__s1 = (__const unsigned char *) (__const char *) (shm_ptr); register int __result = __s1[0] - ((__const unsigned char *) (__const char *) ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"))[0]; if (__s2_len > 0 && __result == 0) { __result = (__s1[1] - ((__const unsigned char *) (__const char *) ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"))[1]); if (__s2_len > 1 && __result == 0) { __result = (__s1[2] - ((__const unsigned char *) (__const char *) ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"))[2]); if (__s2_len > 2 && __result == 0) __result = (__s1[3] - ((__const unsigned char *) (__const char *) ("asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd"))[3]); } } __result; }))) : __builtin_strcmp (shm_ptr, "asjlkuiio329879324ljsldfjklsdjf90283432094a;jsdlkfjasdfjksd")))); }))
goto fail;
result = 0;
fail:
if (result) fprintf(stderr, "error: %s\n", err);
unlink(".tmp.zcopy-configure.socket");
return result;
}
>Fix:
use -O1 or -O0 to compile
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