ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION
[linux-3.10.git] / include / linux / compat.h
index 80b17f4..09b28b7 100644 (file)
 #include <linux/stat.h>
 #include <linux/param.h>       /* for HZ */
 #include <linux/sem.h>
+#include <linux/socket.h>
+#include <linux/if.h>
+#include <linux/fs.h>
+#include <linux/aio_abi.h>     /* for aio_context_t */
 
 #include <asm/compat.h>
 #include <asm/siginfo.h>
 #include <asm/signal.h>
 
+#ifndef COMPAT_USE_64BIT_TIME
+#define COMPAT_USE_64BIT_TIME 0
+#endif
+
 #define compat_jiffies_to_clock_t(x)   \
                (((unsigned long)(x) * COMPAT_USER_HZ) / HZ)
 
 typedef __compat_uid32_t       compat_uid_t;
 typedef __compat_gid32_t       compat_gid_t;
 
+struct compat_sel_arg_struct;
 struct rusage;
 
-struct compat_itimerspec { 
+struct compat_itimerspec {
        struct compat_timespec it_interval;
        struct compat_timespec it_value;
 };
@@ -65,10 +74,11 @@ struct compat_timex {
        compat_long_t calcnt;
        compat_long_t errcnt;
        compat_long_t stbcnt;
+       compat_int_t tai;
 
-       compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
-       compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
-       compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
+       compat_int_t:32; compat_int_t:32; compat_int_t:32; compat_int_t:32;
+       compat_int_t:32; compat_int_t:32; compat_int_t:32; compat_int_t:32;
+       compat_int_t:32; compat_int_t:32; compat_int_t:32;
 };
 
 #define _COMPAT_NSIG_WORDS     (_COMPAT_NSIG / _COMPAT_NSIG_BPW)
@@ -77,9 +87,26 @@ typedef struct {
        compat_sigset_word      sig[_COMPAT_NSIG_WORDS];
 } compat_sigset_t;
 
-extern int cp_compat_stat(struct kstat *, struct compat_stat __user *);
-extern int get_compat_timespec(struct timespec *, const struct compat_timespec __user *);
-extern int put_compat_timespec(const struct timespec *, struct compat_timespec __user *);
+/*
+ * These functions operate strictly on struct compat_time*
+ */
+extern int get_compat_timespec(struct timespec *,
+                              const struct compat_timespec __user *);
+extern int put_compat_timespec(const struct timespec *,
+                              struct compat_timespec __user *);
+extern int get_compat_timeval(struct timeval *,
+                             const struct compat_timeval __user *);
+extern int put_compat_timeval(const struct timeval *,
+                             struct compat_timeval __user *);
+/*
+ * These functions operate on 32- or 64-bit specs depending on
+ * COMPAT_USE_64BIT_TIME, hence the void user pointer arguments and the
+ * naming as compat_get/put_ rather than get/put_compat_.
+ */
+extern int compat_get_timespec(struct timespec *, const void __user *);
+extern int compat_put_timespec(const struct timespec *, void __user *);
+extern int compat_get_timeval(struct timeval *, const void __user *);
+extern int compat_put_timeval(const struct timeval *, void __user *);
 
 struct compat_iovec {
        compat_uptr_t   iov_base;
@@ -110,7 +137,8 @@ struct compat_rusage {
        compat_long_t   ru_nivcsw;
 };
 
-extern int put_compat_rusage(const struct rusage *, struct compat_rusage __user *);
+extern int put_compat_rusage(const struct rusage *,
+                            struct compat_rusage __user *);
 
 struct compat_siginfo;
 
@@ -125,6 +153,13 @@ struct compat_dirent {
        char            d_name[256];
 };
 
+struct compat_ustat {
+       compat_daddr_t          f_tfree;
+       compat_ino_t            f_tinode;
+       char                    f_fname[6];
+       char                    f_fpack[6];
+};
+
 typedef union compat_sigval {
        compat_int_t    sival_int;
        compat_uptr_t   sival_ptr;
@@ -147,6 +182,47 @@ typedef struct compat_sigevent {
        } _sigev_un;
 } compat_sigevent_t;
 
+struct compat_ifmap {
+       compat_ulong_t mem_start;
+       compat_ulong_t mem_end;
+       unsigned short base_addr;
+       unsigned char irq;
+       unsigned char dma;
+       unsigned char port;
+};
+
+struct compat_if_settings {
+       unsigned int type;      /* Type of physical device or protocol */
+       unsigned int size;      /* Size of the data allocated by the caller */
+       compat_uptr_t ifs_ifsu; /* union of pointers */
+};
+
+struct compat_ifreq {
+       union {
+               char    ifrn_name[IFNAMSIZ];    /* if name, e.g. "en0" */
+       } ifr_ifrn;
+       union {
+               struct  sockaddr ifru_addr;
+               struct  sockaddr ifru_dstaddr;
+               struct  sockaddr ifru_broadaddr;
+               struct  sockaddr ifru_netmask;
+               struct  sockaddr ifru_hwaddr;
+               short   ifru_flags;
+               compat_int_t    ifru_ivalue;
+               compat_int_t    ifru_mtu;
+               struct  compat_ifmap ifru_map;
+               char    ifru_slave[IFNAMSIZ];   /* Just fits the size */
+               char    ifru_newname[IFNAMSIZ];
+               compat_caddr_t  ifru_data;
+               struct  compat_if_settings ifru_settings;
+       } ifr_ifru;
+};
+
+struct compat_ifconf {
+       compat_int_t    ifc_len;                /* size of buffer */
+       compat_caddr_t  ifcbuf;
+};
+
 struct compat_robust_list {
        compat_uptr_t                   next;
 };
@@ -157,6 +233,19 @@ struct compat_robust_list_head {
        compat_uptr_t                   list_op_pending;
 };
 
+struct compat_statfs;
+struct compat_statfs64;
+struct compat_old_linux_dirent;
+struct compat_linux_dirent;
+struct linux_dirent64;
+struct compat_msghdr;
+struct compat_mmsghdr;
+struct compat_sysinfo;
+struct compat_sysctl_args;
+struct compat_kexec_segment;
+struct compat_mq_attr;
+struct compat_msgbuf;
+
 extern void compat_exit_robust_list(struct task_struct *curr);
 
 asmlinkage long
@@ -166,31 +255,53 @@ asmlinkage long
 compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr,
                           compat_size_t __user *len_ptr);
 
+#ifdef CONFIG_ARCH_WANT_OLD_COMPAT_IPC
 long compat_sys_semctl(int first, int second, int third, void __user *uptr);
 long compat_sys_msgsnd(int first, int second, int third, void __user *uptr);
 long compat_sys_msgrcv(int first, int second, int msgtyp, int third,
                int version, void __user *uptr);
-long compat_sys_msgctl(int first, int second, void __user *uptr);
 long compat_sys_shmat(int first, int second, compat_uptr_t third, int version,
                void __user *uptr);
+#else
+long compat_sys_semctl(int semid, int semnum, int cmd, int arg);
+long compat_sys_msgsnd(int msqid, struct compat_msgbuf __user *msgp,
+               compat_ssize_t msgsz, int msgflg);
+long compat_sys_msgrcv(int msqid, struct compat_msgbuf __user *msgp,
+               compat_ssize_t msgsz, long msgtyp, int msgflg);
+long compat_sys_shmat(int shmid, compat_uptr_t shmaddr, int shmflg);
+#endif
+long compat_sys_msgctl(int first, int second, void __user *uptr);
 long compat_sys_shmctl(int first, int second, void __user *uptr);
 long compat_sys_semtimedop(int semid, struct sembuf __user *tsems,
                unsigned nsems, const struct compat_timespec __user *timeout);
 asmlinkage long compat_sys_keyctl(u32 option,
                              u32 arg2, u32 arg3, u32 arg4, u32 arg5);
+asmlinkage long compat_sys_ustat(unsigned dev, struct compat_ustat __user *u32);
 
 asmlinkage ssize_t compat_sys_readv(unsigned long fd,
                const struct compat_iovec __user *vec, unsigned long vlen);
 asmlinkage ssize_t compat_sys_writev(unsigned long fd,
                const struct compat_iovec __user *vec, unsigned long vlen);
+asmlinkage ssize_t compat_sys_preadv(unsigned long fd,
+               const struct compat_iovec __user *vec,
+               unsigned long vlen, u32 pos_low, u32 pos_high);
+asmlinkage ssize_t compat_sys_pwritev(unsigned long fd,
+               const struct compat_iovec __user *vec,
+               unsigned long vlen, u32 pos_low, u32 pos_high);
 
-int compat_do_execve(char * filename, compat_uptr_t __user *argv,
-               compat_uptr_t __user *envp, struct pt_regs * regs);
+int compat_do_execve(char *filename, compat_uptr_t __user *argv,
+                    compat_uptr_t __user *envp, struct pt_regs *regs);
 
 asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp,
                compat_ulong_t __user *outp, compat_ulong_t __user *exp,
                struct compat_timeval __user *tvp);
 
+asmlinkage long compat_sys_old_select(struct compat_sel_arg_struct __user *arg);
+
+asmlinkage long compat_sys_wait4(compat_pid_t pid,
+                                compat_uint_t __user *stat_addr, int options,
+                                struct compat_rusage __user *ru);
+
 #define BITS_PER_COMPAT_LONG    (8*sizeof(compat_long_t))
 
 #define BITS_TO_COMPAT_LONGS(bits) \
@@ -204,6 +315,8 @@ int copy_siginfo_from_user32(siginfo_t *to, struct compat_siginfo __user *from);
 int copy_siginfo_to_user32(struct compat_siginfo __user *to, siginfo_t *from);
 int get_compat_sigevent(struct sigevent *event,
                const struct compat_sigevent __user *u_event);
+long compat_sys_rt_tgsigqueueinfo(compat_pid_t tgid, compat_pid_t pid, int sig,
+                                 struct compat_siginfo __user *uinfo);
 
 static inline int compat_timeval_compare(struct compat_timeval *lhs,
                                        struct compat_timeval *rhs)
@@ -225,6 +338,16 @@ static inline int compat_timespec_compare(struct compat_timespec *lhs,
        return lhs->tv_nsec - rhs->tv_nsec;
 }
 
+extern int get_compat_itimerspec(struct itimerspec *dst,
+                                const struct compat_itimerspec __user *src);
+extern int put_compat_itimerspec(struct compat_itimerspec __user *dst,
+                                const struct itimerspec *src);
+
+asmlinkage long compat_sys_gettimeofday(struct compat_timeval __user *tv,
+               struct timezone __user *tz);
+asmlinkage long compat_sys_settimeofday(struct compat_timeval __user *tv,
+               struct timezone __user *tz);
+
 asmlinkage long compat_sys_adjtimex(struct compat_timex __user *utp);
 
 extern int compat_printk(const char *fmt, ...);
@@ -234,5 +357,242 @@ asmlinkage long compat_sys_migrate_pages(compat_pid_t pid,
                compat_ulong_t maxnode, const compat_ulong_t __user *old_nodes,
                const compat_ulong_t __user *new_nodes);
 
+extern int compat_ptrace_request(struct task_struct *child,
+                                compat_long_t request,
+                                compat_ulong_t addr, compat_ulong_t data);
+
+extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
+                              compat_ulong_t addr, compat_ulong_t data);
+asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid,
+                                 compat_long_t addr, compat_long_t data);
+
+/*
+ * epoll (fs/eventpoll.c) compat bits follow ...
+ */
+struct epoll_event;
+#define compat_epoll_event     epoll_event
+asmlinkage long compat_sys_epoll_pwait(int epfd,
+                       struct compat_epoll_event __user *events,
+                       int maxevents, int timeout,
+                       const compat_sigset_t __user *sigmask,
+                       compat_size_t sigsetsize);
+
+asmlinkage long compat_sys_utime(const char __user *filename,
+                                struct compat_utimbuf __user *t);
+asmlinkage long compat_sys_utimensat(unsigned int dfd,
+                                    const char __user *filename,
+                                    struct compat_timespec __user *t,
+                                    int flags);
+
+asmlinkage long compat_sys_time(compat_time_t __user *tloc);
+asmlinkage long compat_sys_stime(compat_time_t __user *tptr);
+asmlinkage long compat_sys_signalfd(int ufd,
+                                   const compat_sigset_t __user *sigmask,
+                                   compat_size_t sigsetsize);
+asmlinkage long compat_sys_timerfd_settime(int ufd, int flags,
+                                  const struct compat_itimerspec __user *utmr,
+                                  struct compat_itimerspec __user *otmr);
+asmlinkage long compat_sys_timerfd_gettime(int ufd,
+                                  struct compat_itimerspec __user *otmr);
+
+asmlinkage long compat_sys_move_pages(pid_t pid, unsigned long nr_page,
+                                     __u32 __user *pages,
+                                     const int __user *nodes,
+                                     int __user *status,
+                                     int flags);
+asmlinkage long compat_sys_futimesat(unsigned int dfd,
+                                    const char __user *filename,
+                                    struct compat_timeval __user *t);
+asmlinkage long compat_sys_utimes(const char __user *filename,
+                                 struct compat_timeval __user *t);
+asmlinkage long compat_sys_newstat(const char __user *filename,
+                                  struct compat_stat __user *statbuf);
+asmlinkage long compat_sys_newlstat(const char __user *filename,
+                                   struct compat_stat __user *statbuf);
+asmlinkage long compat_sys_newfstatat(unsigned int dfd,
+                                     const char __user *filename,
+                                     struct compat_stat __user *statbuf,
+                                     int flag);
+asmlinkage long compat_sys_newfstat(unsigned int fd,
+                                   struct compat_stat __user *statbuf);
+asmlinkage long compat_sys_statfs(const char __user *pathname,
+                                 struct compat_statfs __user *buf);
+asmlinkage long compat_sys_fstatfs(unsigned int fd,
+                                  struct compat_statfs __user *buf);
+asmlinkage long compat_sys_statfs64(const char __user *pathname,
+                                   compat_size_t sz,
+                                   struct compat_statfs64 __user *buf);
+asmlinkage long compat_sys_fstatfs64(unsigned int fd, compat_size_t sz,
+                                    struct compat_statfs64 __user *buf);
+asmlinkage long compat_sys_fcntl64(unsigned int fd, unsigned int cmd,
+                                  unsigned long arg);
+asmlinkage long compat_sys_fcntl(unsigned int fd, unsigned int cmd,
+                                unsigned long arg);
+asmlinkage long compat_sys_io_setup(unsigned nr_reqs, u32 __user *ctx32p);
+asmlinkage long compat_sys_io_getevents(aio_context_t ctx_id,
+                                       unsigned long min_nr,
+                                       unsigned long nr,
+                                       struct io_event __user *events,
+                                       struct compat_timespec __user *timeout);
+asmlinkage long compat_sys_io_submit(aio_context_t ctx_id, int nr,
+                                    u32 __user *iocb);
+asmlinkage long compat_sys_mount(const char __user *dev_name,
+                                const char __user *dir_name,
+                                const char __user *type, unsigned long flags,
+                                const void __user *data);
+asmlinkage long compat_sys_old_readdir(unsigned int fd,
+                                      struct compat_old_linux_dirent __user *,
+                                      unsigned int count);
+asmlinkage long compat_sys_getdents(unsigned int fd,
+                                   struct compat_linux_dirent __user *dirent,
+                                   unsigned int count);
+asmlinkage long compat_sys_getdents64(unsigned int fd,
+                                     struct linux_dirent64 __user *dirent,
+                                     unsigned int count);
+asmlinkage long compat_sys_vmsplice(int fd, const struct compat_iovec __user *,
+                                   unsigned int nr_segs, unsigned int flags);
+asmlinkage long compat_sys_open(const char __user *filename, int flags,
+                               umode_t mode);
+asmlinkage long compat_sys_openat(unsigned int dfd, const char __user *filename,
+                                 int flags, umode_t mode);
+asmlinkage long compat_sys_open_by_handle_at(int mountdirfd,
+                                            struct file_handle __user *handle,
+                                            int flags);
+asmlinkage long compat_sys_pselect6(int n, compat_ulong_t __user *inp,
+                                   compat_ulong_t __user *outp,
+                                   compat_ulong_t __user *exp,
+                                   struct compat_timespec __user *tsp,
+                                   void __user *sig);
+asmlinkage long compat_sys_ppoll(struct pollfd __user *ufds,
+                                unsigned int nfds,
+                                struct compat_timespec __user *tsp,
+                                const compat_sigset_t __user *sigmask,
+                                compat_size_t sigsetsize);
+asmlinkage long compat_sys_signalfd4(int ufd,
+                                    const compat_sigset_t __user *sigmask,
+                                    compat_size_t sigsetsize, int flags);
+asmlinkage long compat_sys_get_mempolicy(int __user *policy,
+                                        compat_ulong_t __user *nmask,
+                                        compat_ulong_t maxnode,
+                                        compat_ulong_t addr,
+                                        compat_ulong_t flags);
+asmlinkage long compat_sys_set_mempolicy(int mode, compat_ulong_t __user *nmask,
+                                        compat_ulong_t maxnode);
+asmlinkage long compat_sys_mbind(compat_ulong_t start, compat_ulong_t len,
+                                compat_ulong_t mode,
+                                compat_ulong_t __user *nmask,
+                                compat_ulong_t maxnode, compat_ulong_t flags);
+
+asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
+                                     char __user *optval, unsigned int optlen);
+asmlinkage long compat_sys_sendmsg(int fd, struct compat_msghdr __user *msg,
+                                  unsigned flags);
+asmlinkage long compat_sys_sendmmsg(int fd, struct compat_mmsghdr __user *mmsg,
+                                   unsigned vlen, unsigned int flags);
+asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg,
+                                  unsigned int flags);
+asmlinkage long compat_sys_recv(int fd, void __user *buf, size_t len,
+                               unsigned flags);
+asmlinkage long compat_sys_recvfrom(int fd, void __user *buf, size_t len,
+                           unsigned flags, struct sockaddr __user *addr,
+                           int __user *addrlen);
+asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
+                                   unsigned vlen, unsigned int flags,
+                                   struct compat_timespec __user *timeout);
+asmlinkage long compat_sys_nanosleep(struct compat_timespec __user *rqtp,
+                                    struct compat_timespec __user *rmtp);
+asmlinkage long compat_sys_getitimer(int which,
+                                    struct compat_itimerval __user *it);
+asmlinkage long compat_sys_setitimer(int which,
+                                    struct compat_itimerval __user *in,
+                                    struct compat_itimerval __user *out);
+asmlinkage long compat_sys_times(struct compat_tms __user *tbuf);
+asmlinkage long compat_sys_setrlimit(unsigned int resource,
+                                    struct compat_rlimit __user *rlim);
+asmlinkage long compat_sys_getrlimit(unsigned int resource,
+                                    struct compat_rlimit __user *rlim);
+asmlinkage long compat_sys_getrusage(int who, struct compat_rusage __user *ru);
+asmlinkage long compat_sys_sched_setaffinity(compat_pid_t pid,
+                                    unsigned int len,
+                                    compat_ulong_t __user *user_mask_ptr);
+asmlinkage long compat_sys_sched_getaffinity(compat_pid_t pid,
+                                    unsigned int len,
+                                    compat_ulong_t __user *user_mask_ptr);
+asmlinkage long compat_sys_timer_create(clockid_t which_clock,
+                       struct compat_sigevent __user *timer_event_spec,
+                       timer_t __user *created_timer_id);
+asmlinkage long compat_sys_timer_settime(timer_t timer_id, int flags,
+                                        struct compat_itimerspec __user *new,
+                                        struct compat_itimerspec __user *old);
+asmlinkage long compat_sys_timer_gettime(timer_t timer_id,
+                                struct compat_itimerspec __user *setting);
+asmlinkage long compat_sys_clock_settime(clockid_t which_clock,
+                                        struct compat_timespec __user *tp);
+asmlinkage long compat_sys_clock_gettime(clockid_t which_clock,
+                                        struct compat_timespec __user *tp);
+asmlinkage long compat_sys_clock_adjtime(clockid_t which_clock,
+                                        struct compat_timex __user *tp);
+asmlinkage long compat_sys_clock_getres(clockid_t which_clock,
+                                       struct compat_timespec __user *tp);
+asmlinkage long compat_sys_clock_nanosleep(clockid_t which_clock, int flags,
+                                          struct compat_timespec __user *rqtp,
+                                          struct compat_timespec __user *rmtp);
+asmlinkage long compat_sys_rt_sigtimedwait(compat_sigset_t __user *uthese,
+               struct compat_siginfo __user *uinfo,
+               struct compat_timespec __user *uts, compat_size_t sigsetsize);
+asmlinkage long compat_sys_rt_sigsuspend(compat_sigset_t __user *unewset,
+                                        compat_size_t sigsetsize);
+asmlinkage long compat_sys_sysinfo(struct compat_sysinfo __user *info);
+asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
+                                unsigned long arg);
+asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val,
+               struct compat_timespec __user *utime, u32 __user *uaddr2,
+               u32 val3);
+asmlinkage long compat_sys_getsockopt(int fd, int level, int optname,
+                                     char __user *optval, int __user *optlen);
+asmlinkage long compat_sys_kexec_load(unsigned long entry,
+                                     unsigned long nr_segments,
+                                     struct compat_kexec_segment __user *,
+                                     unsigned long flags);
+asmlinkage long compat_sys_mq_getsetattr(mqd_t mqdes,
+                       const struct compat_mq_attr __user *u_mqstat,
+                       struct compat_mq_attr __user *u_omqstat);
+asmlinkage long compat_sys_mq_notify(mqd_t mqdes,
+                       const struct compat_sigevent __user *u_notification);
+asmlinkage long compat_sys_mq_open(const char __user *u_name,
+                       int oflag, compat_mode_t mode,
+                       struct compat_mq_attr __user *u_attr);
+asmlinkage long compat_sys_mq_timedsend(mqd_t mqdes,
+                       const char __user *u_msg_ptr,
+                       size_t msg_len, unsigned int msg_prio,
+                       const struct compat_timespec __user *u_abs_timeout);
+asmlinkage ssize_t compat_sys_mq_timedreceive(mqd_t mqdes,
+                       char __user *u_msg_ptr,
+                       size_t msg_len, unsigned int __user *u_msg_prio,
+                       const struct compat_timespec __user *u_abs_timeout);
+asmlinkage long compat_sys_socketcall(int call, u32 __user *args);
+asmlinkage long compat_sys_sysctl(struct compat_sysctl_args __user *args);
+
+extern ssize_t compat_rw_copy_check_uvector(int type,
+               const struct compat_iovec __user *uvector,
+               unsigned long nr_segs,
+               unsigned long fast_segs, struct iovec *fast_pointer,
+               struct iovec **ret_pointer);
+
+extern void __user *compat_alloc_user_space(unsigned long len);
+
+asmlinkage ssize_t compat_sys_process_vm_readv(compat_pid_t pid,
+               const struct compat_iovec __user *lvec,
+               unsigned long liovcnt, const struct compat_iovec __user *rvec,
+               unsigned long riovcnt, unsigned long flags);
+asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid,
+               const struct compat_iovec __user *lvec,
+               unsigned long liovcnt, const struct compat_iovec __user *rvec,
+               unsigned long riovcnt, unsigned long flags);
+
+#else
+
+#define is_compat_task() (0)
+
 #endif /* CONFIG_COMPAT */
 #endif /* _LINUX_COMPAT_H */