* Written by Ulf Carlsson (ulfc@engr.sgi.com)
* sys32_execve from ia64/ia32 code, Feb 2000, Kanoj Sarcar (kanoj@sgi.com)
*/
-#include <linux/config.h>
#include <linux/compiler.h>
#include <linux/mm.h>
#include <linux/errno.h>
#include <linux/utime.h>
#include <linux/utsname.h>
#include <linux/personality.h>
-#include <linux/timex.h>
#include <linux/dnotify.h>
#include <linux/module.h>
#include <linux/binfmts.h>
#include <linux/security.h>
#include <linux/compat.h>
#include <linux/vfs.h>
+#include <linux/ipc.h>
#include <net/sock.h>
#include <net/scm.h>
-#include <asm/ipc.h>
+#include <asm/compat-signal.h>
#include <asm/sim.h>
#include <asm/uaccess.h>
#include <asm/mmu_context.h>
#define AA(__x) ((unsigned long)((int)__x))
#ifdef __MIPSEB__
-#define merge_64(r1,r2) ((((r1) & 0xffffffffUL) << 32) + ((r2) & 0xffffffffUL))
+#define merge_64(r1, r2) ((((r1) & 0xffffffffUL) << 32) + ((r2) & 0xffffffffUL))
#endif
#ifdef __MIPSEL__
-#define merge_64(r1,r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL))
+#define merge_64(r1, r2) ((((r2) & 0xffffffffUL) << 32) + ((r1) & 0xffffffffUL))
#endif
/*
* Revalidate the inode. This is required for proper NFS attribute caching.
*/
-int cp_compat_stat(struct kstat *stat, struct compat_stat *statbuf)
+int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
{
struct compat_stat tmp;
memset(&tmp, 0, sizeof(tmp));
tmp.st_dev = new_encode_dev(stat->dev);
tmp.st_ino = stat->ino;
+ if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino)
+ return -EOVERFLOW;
tmp.st_mode = stat->mode;
tmp.st_nlink = stat->nlink;
SET_UID(tmp.st_uid, stat->uid);
#endif
tmp.st_blocks = stat->blocks;
tmp.st_blksize = stat->blksize;
- return copy_to_user(statbuf,&tmp,sizeof(tmp)) ? -EFAULT : 0;
+ return copy_to_user(statbuf, &tmp, sizeof(tmp)) ? -EFAULT : 0;
}
asmlinkage unsigned long
unsigned long error;
error = -EINVAL;
+ if (pgoff & (~PAGE_MASK >> 12))
+ goto out;
+ pgoff >>= PAGE_SHIFT-12;
+
if (!(flags & MAP_ANONYMOUS)) {
error = -EBADF;
file = fget(fd);
}
-asmlinkage int sys_truncate64(const char *path, unsigned int high,
+asmlinkage int sys_truncate64(const char __user *path, unsigned int high,
unsigned int low)
{
if ((int)high < 0)
return error;
}
-struct dirent32 {
- unsigned int d_ino;
- unsigned int d_off;
- unsigned short d_reclen;
- char d_name[NAME_MAX + 1];
-};
-
-static void
-xlate_dirent(void *dirent64, void *dirent32, long n)
-{
- long off;
- struct dirent *dirp;
- struct dirent32 *dirp32;
-
- off = 0;
- while (off < n) {
- dirp = (struct dirent *)(dirent64 + off);
- dirp32 = (struct dirent32 *)(dirent32 + off);
- off += dirp->d_reclen;
- dirp32->d_ino = dirp->d_ino;
- dirp32->d_off = (unsigned int)dirp->d_off;
- dirp32->d_reclen = dirp->d_reclen;
- strncpy(dirp32->d_name, dirp->d_name, dirp->d_reclen - ((3 * 4) + 2));
- }
- return;
-}
-
-asmlinkage long
-sys32_getdents(unsigned int fd, void * dirent32, unsigned int count)
-{
- long n;
- void *dirent64;
-
- dirent64 = (void *)((unsigned long)(dirent32 + (sizeof(long) - 1)) & ~(sizeof(long) - 1));
- if ((n = sys_getdents(fd, dirent64, count - (dirent64 - dirent32))) < 0)
- return(n);
- xlate_dirent(dirent64, dirent32, n);
- return(n);
-}
-
-asmlinkage int old_readdir(unsigned int fd, void * dirent, unsigned int count);
-
-asmlinkage int
-sys32_readdir(unsigned int fd, void * dirent32, unsigned int count)
-{
- int n;
- struct dirent dirent64;
-
- if ((n = old_readdir(fd, &dirent64, count)) < 0)
- return(n);
- xlate_dirent(&dirent64, dirent32, dirent64.d_reclen);
- return(n);
-}
-
-asmlinkage int
-sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr, int options)
-{
- return compat_sys_wait4(pid, stat_addr, options, NULL);
-}
-
-asmlinkage long
-sysn32_waitid(int which, compat_pid_t pid,
- siginfo_t __user *uinfo, int options,
- struct compat_rusage __user *uru)
-{
- struct rusage ru;
- long ret;
- mm_segment_t old_fs = get_fs();
-
- set_fs (KERNEL_DS);
- ret = sys_waitid(which, pid, uinfo, options,
- uru ? (struct rusage __user *) &ru : NULL);
- set_fs (old_fs);
-
- if (ret < 0 || uinfo->si_signo == 0)
- return ret;
-
- if (uru)
- ret = put_compat_rusage(&ru, uru);
- return ret;
-}
-
-struct sysinfo32 {
- s32 uptime;
- u32 loads[3];
- u32 totalram;
- u32 freeram;
- u32 sharedram;
- u32 bufferram;
- u32 totalswap;
- u32 freeswap;
- u16 procs;
- u32 totalhigh;
- u32 freehigh;
- u32 mem_unit;
- char _f[8];
-};
-
-asmlinkage int sys32_sysinfo(struct sysinfo32 *info)
-{
- struct sysinfo s;
- int ret, err;
- mm_segment_t old_fs = get_fs ();
-
- set_fs (KERNEL_DS);
- ret = sys_sysinfo(&s);
- set_fs (old_fs);
- err = put_user (s.uptime, &info->uptime);
- err |= __put_user (s.loads[0], &info->loads[0]);
- err |= __put_user (s.loads[1], &info->loads[1]);
- err |= __put_user (s.loads[2], &info->loads[2]);
- err |= __put_user (s.totalram, &info->totalram);
- err |= __put_user (s.freeram, &info->freeram);
- err |= __put_user (s.sharedram, &info->sharedram);
- err |= __put_user (s.bufferram, &info->bufferram);
- err |= __put_user (s.totalswap, &info->totalswap);
- err |= __put_user (s.freeswap, &info->freeswap);
- err |= __put_user (s.procs, &info->procs);
- err |= __put_user (s.totalhigh, &info->totalhigh);
- err |= __put_user (s.freehigh, &info->freehigh);
- err |= __put_user (s.mem_unit, &info->mem_unit);
- if (err)
- return -EFAULT;
- return ret;
-}
-
#define RLIM_INFINITY32 0x7fffffff
#define RESOURCE32(x) ((x > RLIM_INFINITY32) ? RLIM_INFINITY32 : x)
};
#ifdef __MIPSEB__
-asmlinkage long sys32_truncate64(const char * path, unsigned long __dummy,
+asmlinkage long sys32_truncate64(const char __user * path, unsigned long __dummy,
int length_hi, int length_lo)
#endif
#ifdef __MIPSEL__
-asmlinkage long sys32_truncate64(const char * path, unsigned long __dummy,
+asmlinkage long sys32_truncate64(const char __user * path, unsigned long __dummy,
int length_lo, int length_hi)
#endif
{
}
static inline long
-get_tv32(struct timeval *o, struct compat_timeval *i)
+get_tv32(struct timeval *o, struct compat_timeval __user *i)
{
return (!access_ok(VERIFY_READ, i, sizeof(*i)) ||
(__get_user(o->tv_sec, &i->tv_sec) |
}
static inline long
-put_tv32(struct compat_timeval *o, struct timeval *i)
+put_tv32(struct compat_timeval __user *o, struct timeval *i)
{
return (!access_ok(VERIFY_WRITE, o, sizeof(*o)) ||
(__put_user(i->tv_sec, &o->tv_sec) |
extern struct timezone sys_tz;
asmlinkage int
-sys32_gettimeofday(struct compat_timeval *tv, struct timezone *tz)
+sys32_gettimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
{
if (tv) {
struct timeval ktv;
return 0;
}
-static inline long get_ts32(struct timespec *o, struct compat_timeval *i)
+static inline long get_ts32(struct timespec *o, struct compat_timeval __user *i)
{
long usec;
}
asmlinkage int
-sys32_settimeofday(struct compat_timeval *tv, struct timezone *tz)
+sys32_settimeofday(struct compat_timeval __user *tv, struct timezone __user *tz)
{
struct timespec kts;
struct timezone ktz;
}
asmlinkage int sys32_llseek(unsigned int fd, unsigned int offset_high,
- unsigned int offset_low, loff_t * result,
+ unsigned int offset_low, loff_t __user * result,
unsigned int origin)
{
return sys_llseek(fd, offset_high, offset_low, result, origin);
lseek back to original location. They fail just like lseek does on
non-seekable files. */
-asmlinkage ssize_t sys32_pread(unsigned int fd, char * buf,
+asmlinkage ssize_t sys32_pread(unsigned int fd, char __user * buf,
size_t count, u32 unused, u64 a4, u64 a5)
{
- ssize_t ret;
- struct file * file;
- ssize_t (*read)(struct file *, char *, size_t, loff_t *);
- loff_t pos;
-
- ret = -EBADF;
- file = fget(fd);
- if (!file)
- goto bad_file;
- if (!(file->f_mode & FMODE_READ))
- goto out;
- pos = merge_64(a4, a5);
- ret = rw_verify_area(READ, file, &pos, count);
- if (ret < 0)
- goto out;
- ret = -EINVAL;
- if (!file->f_op || !(read = file->f_op->read))
- goto out;
- if (pos < 0)
- goto out;
- ret = -ESPIPE;
- if (!(file->f_mode & FMODE_PREAD))
- goto out;
- ret = read(file, buf, count, &pos);
- if (ret > 0)
- dnotify_parent(file->f_dentry, DN_ACCESS);
-out:
- fput(file);
-bad_file:
- return ret;
+ return sys_pread64(fd, buf, count, merge_64(a4, a5));
}
-asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char * buf,
+asmlinkage ssize_t sys32_pwrite(unsigned int fd, const char __user * buf,
size_t count, u32 unused, u64 a4, u64 a5)
{
- ssize_t ret;
- struct file * file;
- ssize_t (*write)(struct file *, const char *, size_t, loff_t *);
- loff_t pos;
-
- ret = -EBADF;
- file = fget(fd);
- if (!file)
- goto bad_file;
- if (!(file->f_mode & FMODE_WRITE))
- goto out;
- pos = merge_64(a4, a5);
- ret = rw_verify_area(WRITE, file, &pos, count);
- if (ret < 0)
- goto out;
- ret = -EINVAL;
- if (!file->f_op || !(write = file->f_op->write))
- goto out;
- if (pos < 0)
- goto out;
-
- ret = -ESPIPE;
- if (!(file->f_mode & FMODE_PWRITE))
- goto out;
-
- ret = write(file, buf, count, &pos);
- if (ret > 0)
- dnotify_parent(file->f_dentry, DN_MODIFY);
-out:
- fput(file);
-bad_file:
- return ret;
+ return sys_pwrite64(fd, buf, count, merge_64(a4, a5));
}
asmlinkage int sys32_sched_rr_get_interval(compat_pid_t pid,
- struct compat_timespec *interval)
+ struct compat_timespec __user *interval)
{
struct timespec t;
int ret;
- mm_segment_t old_fs = get_fs ();
+ mm_segment_t old_fs = get_fs();
- set_fs (KERNEL_DS);
- ret = sys_sched_rr_get_interval(pid, &t);
- set_fs (old_fs);
+ set_fs(KERNEL_DS);
+ ret = sys_sched_rr_get_interval(pid, (struct timespec __user *)&t);
+ set_fs(old_fs);
if (put_user (t.tv_sec, &interval->tv_sec) ||
- __put_user (t.tv_nsec, &interval->tv_nsec))
+ __put_user(t.tv_nsec, &interval->tv_nsec))
return -EFAULT;
return ret;
}
-struct msgbuf32 { s32 mtype; char mtext[1]; };
-
-struct ipc_perm32
-{
- key_t key;
- __compat_uid_t uid;
- __compat_gid_t gid;
- __compat_uid_t cuid;
- __compat_gid_t cgid;
- compat_mode_t mode;
- unsigned short seq;
-};
-
-struct ipc64_perm32 {
- key_t key;
- __compat_uid_t uid;
- __compat_gid_t gid;
- __compat_uid_t cuid;
- __compat_gid_t cgid;
- compat_mode_t mode;
- unsigned short seq;
- unsigned short __pad1;
- unsigned int __unused1;
- unsigned int __unused2;
-};
-
-struct semid_ds32 {
- struct ipc_perm32 sem_perm; /* permissions .. see ipc.h */
- compat_time_t sem_otime; /* last semop time */
- compat_time_t sem_ctime; /* last change time */
- u32 sem_base; /* ptr to first semaphore in array */
- u32 sem_pending; /* pending operations to be processed */
- u32 sem_pending_last; /* last pending operation */
- u32 undo; /* undo requests on this array */
- unsigned short sem_nsems; /* no. of semaphores in array */
-};
-
-struct semid64_ds32 {
- struct ipc64_perm32 sem_perm;
- compat_time_t sem_otime;
- compat_time_t sem_ctime;
- unsigned int sem_nsems;
- unsigned int __unused1;
- unsigned int __unused2;
-};
-
-struct msqid_ds32
-{
- struct ipc_perm32 msg_perm;
- u32 msg_first;
- u32 msg_last;
- compat_time_t msg_stime;
- compat_time_t msg_rtime;
- compat_time_t msg_ctime;
- u32 wwait;
- u32 rwait;
- unsigned short msg_cbytes;
- unsigned short msg_qnum;
- unsigned short msg_qbytes;
- compat_ipc_pid_t msg_lspid;
- compat_ipc_pid_t msg_lrpid;
-};
-
-struct msqid64_ds32 {
- struct ipc64_perm32 msg_perm;
- compat_time_t msg_stime;
- unsigned int __unused1;
- compat_time_t msg_rtime;
- unsigned int __unused2;
- compat_time_t msg_ctime;
- unsigned int __unused3;
- unsigned int msg_cbytes;
- unsigned int msg_qnum;
- unsigned int msg_qbytes;
- compat_pid_t msg_lspid;
- compat_pid_t msg_lrpid;
- unsigned int __unused4;
- unsigned int __unused5;
-};
-
-struct shmid_ds32 {
- struct ipc_perm32 shm_perm;
- int shm_segsz;
- compat_time_t shm_atime;
- compat_time_t shm_dtime;
- compat_time_t shm_ctime;
- compat_ipc_pid_t shm_cpid;
- compat_ipc_pid_t shm_lpid;
- unsigned short shm_nattch;
-};
-
-struct shmid64_ds32 {
- struct ipc64_perm32 shm_perm;
- compat_size_t shm_segsz;
- compat_time_t shm_atime;
- compat_time_t shm_dtime;
- compat_time_t shm_ctime;
- compat_pid_t shm_cpid;
- compat_pid_t shm_lpid;
- unsigned int shm_nattch;
- unsigned int __unused1;
- unsigned int __unused2;
-};
-
-struct ipc_kludge32 {
- u32 msgp;
- s32 msgtyp;
-};
-
-static int
-do_sys32_semctl(int first, int second, int third, void *uptr)
-{
- union semun fourth;
- u32 pad;
- int err, err2;
- struct semid64_ds s;
- mm_segment_t old_fs;
-
- if (!uptr)
- return -EINVAL;
- err = -EFAULT;
- if (get_user (pad, (u32 *)uptr))
- return err;
- if ((third & ~IPC_64) == SETVAL)
- fourth.val = (int)pad;
- else
- fourth.__pad = (void *)A(pad);
- switch (third & ~IPC_64) {
- case IPC_INFO:
- case IPC_RMID:
- case IPC_SET:
- case SEM_INFO:
- case GETVAL:
- case GETPID:
- case GETNCNT:
- case GETZCNT:
- case GETALL:
- case SETVAL:
- case SETALL:
- err = sys_semctl (first, second, third, fourth);
- break;
-
- case IPC_STAT:
- case SEM_STAT:
- fourth.__pad = &s;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_semctl(first, second, third | IPC_64, fourth);
- set_fs(old_fs);
-
- if (third & IPC_64) {
- struct semid64_ds32 *usp64 = (struct semid64_ds32 *) A(pad);
-
- if (!access_ok(VERIFY_WRITE, usp64, sizeof(*usp64))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(s.sem_perm.key, &usp64->sem_perm.key);
- err2 |= __put_user(s.sem_perm.uid, &usp64->sem_perm.uid);
- err2 |= __put_user(s.sem_perm.gid, &usp64->sem_perm.gid);
- err2 |= __put_user(s.sem_perm.cuid, &usp64->sem_perm.cuid);
- err2 |= __put_user(s.sem_perm.cgid, &usp64->sem_perm.cgid);
- err2 |= __put_user(s.sem_perm.mode, &usp64->sem_perm.mode);
- err2 |= __put_user(s.sem_perm.seq, &usp64->sem_perm.seq);
- err2 |= __put_user(s.sem_otime, &usp64->sem_otime);
- err2 |= __put_user(s.sem_ctime, &usp64->sem_ctime);
- err2 |= __put_user(s.sem_nsems, &usp64->sem_nsems);
- } else {
- struct semid_ds32 *usp32 = (struct semid_ds32 *) A(pad);
-
- if (!access_ok(VERIFY_WRITE, usp32, sizeof(*usp32))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(s.sem_perm.key, &usp32->sem_perm.key);
- err2 |= __put_user(s.sem_perm.uid, &usp32->sem_perm.uid);
- err2 |= __put_user(s.sem_perm.gid, &usp32->sem_perm.gid);
- err2 |= __put_user(s.sem_perm.cuid, &usp32->sem_perm.cuid);
- err2 |= __put_user(s.sem_perm.cgid, &usp32->sem_perm.cgid);
- err2 |= __put_user(s.sem_perm.mode, &usp32->sem_perm.mode);
- err2 |= __put_user(s.sem_perm.seq, &usp32->sem_perm.seq);
- err2 |= __put_user(s.sem_otime, &usp32->sem_otime);
- err2 |= __put_user(s.sem_ctime, &usp32->sem_ctime);
- err2 |= __put_user(s.sem_nsems, &usp32->sem_nsems);
- }
- if (err2)
- err = -EFAULT;
- break;
-
- default:
- err = - EINVAL;
- break;
- }
-
- return err;
-}
-
-static int
-do_sys32_msgsnd (int first, int second, int third, void *uptr)
-{
- struct msgbuf32 *up = (struct msgbuf32 *)uptr;
- struct msgbuf *p;
- mm_segment_t old_fs;
- int err;
-
- if (second < 0)
- return -EINVAL;
- p = kmalloc (second + sizeof (struct msgbuf)
- + 4, GFP_USER);
- if (!p)
- return -ENOMEM;
- err = get_user (p->mtype, &up->mtype);
- if (err)
- goto out;
- err |= __copy_from_user (p->mtext, &up->mtext, second);
- if (err)
- goto out;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgsnd (first, p, second, third);
- set_fs (old_fs);
-out:
- kfree (p);
-
- return err;
-}
-
-static int
-do_sys32_msgrcv (int first, int second, int msgtyp, int third,
- int version, void *uptr)
-{
- struct msgbuf32 *up;
- struct msgbuf *p;
- mm_segment_t old_fs;
- int err;
-
- if (!version) {
- struct ipc_kludge32 *uipck = (struct ipc_kludge32 *)uptr;
- struct ipc_kludge32 ipck;
-
- err = -EINVAL;
- if (!uptr)
- goto out;
- err = -EFAULT;
- if (copy_from_user (&ipck, uipck, sizeof (struct ipc_kludge32)))
- goto out;
- uptr = (void *)AA(ipck.msgp);
- msgtyp = ipck.msgtyp;
- }
-
- if (second < 0)
- return -EINVAL;
- err = -ENOMEM;
- p = kmalloc (second + sizeof (struct msgbuf) + 4, GFP_USER);
- if (!p)
- goto out;
- old_fs = get_fs ();
- set_fs (KERNEL_DS);
- err = sys_msgrcv (first, p, second + 4, msgtyp, third);
- set_fs (old_fs);
- if (err < 0)
- goto free_then_out;
- up = (struct msgbuf32 *)uptr;
- if (put_user (p->mtype, &up->mtype) ||
- __copy_to_user (&up->mtext, p->mtext, err))
- err = -EFAULT;
-free_then_out:
- kfree (p);
-out:
- return err;
-}
-
-static int
-do_sys32_msgctl (int first, int second, void *uptr)
-{
- int err = -EINVAL, err2;
- struct msqid64_ds m;
- struct msqid_ds32 *up32 = (struct msqid_ds32 *)uptr;
- struct msqid64_ds32 *up64 = (struct msqid64_ds32 *)uptr;
- mm_segment_t old_fs;
-
- switch (second & ~IPC_64) {
- case IPC_INFO:
- case IPC_RMID:
- case MSG_INFO:
- err = sys_msgctl (first, second, (struct msqid_ds *)uptr);
- break;
-
- case IPC_SET:
- if (second & IPC_64) {
- if (!access_ok(VERIFY_READ, up64, sizeof(*up64))) {
- err = -EFAULT;
- break;
- }
- err = __get_user(m.msg_perm.uid, &up64->msg_perm.uid);
- err |= __get_user(m.msg_perm.gid, &up64->msg_perm.gid);
- err |= __get_user(m.msg_perm.mode, &up64->msg_perm.mode);
- err |= __get_user(m.msg_qbytes, &up64->msg_qbytes);
- } else {
- if (!access_ok(VERIFY_READ, up32, sizeof(*up32))) {
- err = -EFAULT;
- break;
- }
- err = __get_user(m.msg_perm.uid, &up32->msg_perm.uid);
- err |= __get_user(m.msg_perm.gid, &up32->msg_perm.gid);
- err |= __get_user(m.msg_perm.mode, &up32->msg_perm.mode);
- err |= __get_user(m.msg_qbytes, &up32->msg_qbytes);
- }
- if (err)
- break;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_msgctl(first, second | IPC_64, (struct msqid_ds *)&m);
- set_fs(old_fs);
- break;
-
- case IPC_STAT:
- case MSG_STAT:
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_msgctl(first, second | IPC_64, (struct msqid_ds *)&m);
- set_fs(old_fs);
- if (second & IPC_64) {
- if (!access_ok(VERIFY_WRITE, up64, sizeof(*up64))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(m.msg_perm.key, &up64->msg_perm.key);
- err2 |= __put_user(m.msg_perm.uid, &up64->msg_perm.uid);
- err2 |= __put_user(m.msg_perm.gid, &up64->msg_perm.gid);
- err2 |= __put_user(m.msg_perm.cuid, &up64->msg_perm.cuid);
- err2 |= __put_user(m.msg_perm.cgid, &up64->msg_perm.cgid);
- err2 |= __put_user(m.msg_perm.mode, &up64->msg_perm.mode);
- err2 |= __put_user(m.msg_perm.seq, &up64->msg_perm.seq);
- err2 |= __put_user(m.msg_stime, &up64->msg_stime);
- err2 |= __put_user(m.msg_rtime, &up64->msg_rtime);
- err2 |= __put_user(m.msg_ctime, &up64->msg_ctime);
- err2 |= __put_user(m.msg_cbytes, &up64->msg_cbytes);
- err2 |= __put_user(m.msg_qnum, &up64->msg_qnum);
- err2 |= __put_user(m.msg_qbytes, &up64->msg_qbytes);
- err2 |= __put_user(m.msg_lspid, &up64->msg_lspid);
- err2 |= __put_user(m.msg_lrpid, &up64->msg_lrpid);
- if (err2)
- err = -EFAULT;
- } else {
- if (!access_ok(VERIFY_WRITE, up32, sizeof(*up32))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(m.msg_perm.key, &up32->msg_perm.key);
- err2 |= __put_user(m.msg_perm.uid, &up32->msg_perm.uid);
- err2 |= __put_user(m.msg_perm.gid, &up32->msg_perm.gid);
- err2 |= __put_user(m.msg_perm.cuid, &up32->msg_perm.cuid);
- err2 |= __put_user(m.msg_perm.cgid, &up32->msg_perm.cgid);
- err2 |= __put_user(m.msg_perm.mode, &up32->msg_perm.mode);
- err2 |= __put_user(m.msg_perm.seq, &up32->msg_perm.seq);
- err2 |= __put_user(m.msg_stime, &up32->msg_stime);
- err2 |= __put_user(m.msg_rtime, &up32->msg_rtime);
- err2 |= __put_user(m.msg_ctime, &up32->msg_ctime);
- err2 |= __put_user(m.msg_cbytes, &up32->msg_cbytes);
- err2 |= __put_user(m.msg_qnum, &up32->msg_qnum);
- err2 |= __put_user(m.msg_qbytes, &up32->msg_qbytes);
- err2 |= __put_user(m.msg_lspid, &up32->msg_lspid);
- err2 |= __put_user(m.msg_lrpid, &up32->msg_lrpid);
- if (err2)
- err = -EFAULT;
- }
- break;
- }
-
- return err;
-}
-
-static int
-do_sys32_shmat (int first, int second, int third, int version, void *uptr)
-{
- unsigned long raddr;
- u32 *uaddr = (u32 *)A((u32)third);
- int err = -EINVAL;
-
- if (version == 1)
- return err;
- err = do_shmat (first, uptr, second, &raddr);
- if (err)
- return err;
- err = put_user (raddr, uaddr);
- return err;
-}
-
-struct shm_info32 {
- int used_ids;
- u32 shm_tot, shm_rss, shm_swp;
- u32 swap_attempts, swap_successes;
-};
-
-static int
-do_sys32_shmctl (int first, int second, void *uptr)
-{
- struct shmid64_ds32 *up64 = (struct shmid64_ds32 *)uptr;
- struct shmid_ds32 *up32 = (struct shmid_ds32 *)uptr;
- struct shm_info32 *uip = (struct shm_info32 *)uptr;
- int err = -EFAULT, err2;
- struct shmid64_ds s64;
- mm_segment_t old_fs;
- struct shm_info si;
- struct shmid_ds s;
-
- switch (second & ~IPC_64) {
- case IPC_INFO:
- second = IPC_INFO; /* So that we don't have to translate it */
- case IPC_RMID:
- case SHM_LOCK:
- case SHM_UNLOCK:
- err = sys_shmctl(first, second, (struct shmid_ds *)uptr);
- break;
- case IPC_SET:
- if (second & IPC_64) {
- err = get_user(s.shm_perm.uid, &up64->shm_perm.uid);
- err |= get_user(s.shm_perm.gid, &up64->shm_perm.gid);
- err |= get_user(s.shm_perm.mode, &up64->shm_perm.mode);
- } else {
- err = get_user(s.shm_perm.uid, &up32->shm_perm.uid);
- err |= get_user(s.shm_perm.gid, &up32->shm_perm.gid);
- err |= get_user(s.shm_perm.mode, &up32->shm_perm.mode);
- }
- if (err)
- break;
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_shmctl(first, second & ~IPC_64, &s);
- set_fs(old_fs);
- break;
-
- case IPC_STAT:
- case SHM_STAT:
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_shmctl(first, second | IPC_64, (void *) &s64);
- set_fs(old_fs);
- if (err < 0)
- break;
- if (second & IPC_64) {
- if (!access_ok(VERIFY_WRITE, up64, sizeof(*up64))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(s64.shm_perm.key, &up64->shm_perm.key);
- err2 |= __put_user(s64.shm_perm.uid, &up64->shm_perm.uid);
- err2 |= __put_user(s64.shm_perm.gid, &up64->shm_perm.gid);
- err2 |= __put_user(s64.shm_perm.cuid, &up64->shm_perm.cuid);
- err2 |= __put_user(s64.shm_perm.cgid, &up64->shm_perm.cgid);
- err2 |= __put_user(s64.shm_perm.mode, &up64->shm_perm.mode);
- err2 |= __put_user(s64.shm_perm.seq, &up64->shm_perm.seq);
- err2 |= __put_user(s64.shm_atime, &up64->shm_atime);
- err2 |= __put_user(s64.shm_dtime, &up64->shm_dtime);
- err2 |= __put_user(s64.shm_ctime, &up64->shm_ctime);
- err2 |= __put_user(s64.shm_segsz, &up64->shm_segsz);
- err2 |= __put_user(s64.shm_nattch, &up64->shm_nattch);
- err2 |= __put_user(s64.shm_cpid, &up64->shm_cpid);
- err2 |= __put_user(s64.shm_lpid, &up64->shm_lpid);
- } else {
- if (!access_ok(VERIFY_WRITE, up32, sizeof(*up32))) {
- err = -EFAULT;
- break;
- }
- err2 = __put_user(s64.shm_perm.key, &up32->shm_perm.key);
- err2 |= __put_user(s64.shm_perm.uid, &up32->shm_perm.uid);
- err2 |= __put_user(s64.shm_perm.gid, &up32->shm_perm.gid);
- err2 |= __put_user(s64.shm_perm.cuid, &up32->shm_perm.cuid);
- err2 |= __put_user(s64.shm_perm.cgid, &up32->shm_perm.cgid);
- err2 |= __put_user(s64.shm_perm.mode, &up32->shm_perm.mode);
- err2 |= __put_user(s64.shm_perm.seq, &up32->shm_perm.seq);
- err2 |= __put_user(s64.shm_atime, &up32->shm_atime);
- err2 |= __put_user(s64.shm_dtime, &up32->shm_dtime);
- err2 |= __put_user(s64.shm_ctime, &up32->shm_ctime);
- err2 |= __put_user(s64.shm_segsz, &up32->shm_segsz);
- err2 |= __put_user(s64.shm_nattch, &up32->shm_nattch);
- err2 |= __put_user(s64.shm_cpid, &up32->shm_cpid);
- err2 |= __put_user(s64.shm_lpid, &up32->shm_lpid);
- }
- if (err2)
- err = -EFAULT;
- break;
-
- case SHM_INFO:
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- err = sys_shmctl(first, second, (void *)&si);
- set_fs(old_fs);
- if (err < 0)
- break;
- err2 = put_user(si.used_ids, &uip->used_ids);
- err2 |= __put_user(si.shm_tot, &uip->shm_tot);
- err2 |= __put_user(si.shm_rss, &uip->shm_rss);
- err2 |= __put_user(si.shm_swp, &uip->shm_swp);
- err2 |= __put_user(si.swap_attempts, &uip->swap_attempts);
- err2 |= __put_user (si.swap_successes, &uip->swap_successes);
- if (err2)
- err = -EFAULT;
- break;
-
- default:
- err = -EINVAL;
- break;
- }
-
- return err;
-}
-
-static int sys32_semtimedop(int semid, struct sembuf *tsems, int nsems,
- const struct compat_timespec *timeout32)
-{
- struct compat_timespec t32;
- struct timespec *t64 = compat_alloc_user_space(sizeof(*t64));
-
- if (copy_from_user(&t32, timeout32, sizeof(t32)))
- return -EFAULT;
-
- if (put_user(t32.tv_sec, &t64->tv_sec) ||
- put_user(t32.tv_nsec, &t64->tv_nsec))
- return -EFAULT;
-
- return sys_semtimedop(semid, tsems, nsems, t64);
-}
+#ifdef CONFIG_SYSVIPC
asmlinkage long
-sys32_ipc (u32 call, int first, int second, int third, u32 ptr, u32 fifth)
+sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth)
{
int version, err;
switch (call) {
case SEMOP:
/* struct sembuf is the same on 32 and 64bit :)) */
- err = sys_semtimedop (first, (struct sembuf *)AA(ptr), second,
- NULL);
+ err = sys_semtimedop(first, compat_ptr(ptr), second, NULL);
break;
case SEMTIMEDOP:
- err = sys32_semtimedop (first, (struct sembuf *)AA(ptr), second,
- (const struct compat_timespec __user *)AA(fifth));
+ err = compat_sys_semtimedop(first, compat_ptr(ptr), second,
+ compat_ptr(fifth));
break;
case SEMGET:
- err = sys_semget (first, second, third);
+ err = sys_semget(first, second, third);
break;
case SEMCTL:
- err = do_sys32_semctl (first, second, third,
- (void *)AA(ptr));
+ err = compat_sys_semctl(first, second, third, compat_ptr(ptr));
break;
-
case MSGSND:
- err = do_sys32_msgsnd (first, second, third,
- (void *)AA(ptr));
+ err = compat_sys_msgsnd(first, second, third, compat_ptr(ptr));
break;
case MSGRCV:
- err = do_sys32_msgrcv (first, second, fifth, third,
- version, (void *)AA(ptr));
+ err = compat_sys_msgrcv(first, second, fifth, third,
+ version, compat_ptr(ptr));
break;
case MSGGET:
- err = sys_msgget ((key_t) first, second);
+ err = sys_msgget((key_t) first, second);
break;
case MSGCTL:
- err = do_sys32_msgctl (first, second, (void *)AA(ptr));
+ err = compat_sys_msgctl(first, second, compat_ptr(ptr));
break;
-
case SHMAT:
- err = do_sys32_shmat (first, second, third,
- version, (void *)AA(ptr));
+ err = compat_sys_shmat(first, second, third, version,
+ compat_ptr(ptr));
break;
case SHMDT:
- err = sys_shmdt ((char *)A(ptr));
+ err = sys_shmdt(compat_ptr(ptr));
break;
case SHMGET:
- err = sys_shmget (first, (unsigned)second, third);
+ err = sys_shmget(first, (unsigned)second, third);
break;
case SHMCTL:
- err = do_sys32_shmctl (first, second, (void *)AA(ptr));
+ err = compat_sys_shmctl(first, second, compat_ptr(ptr));
break;
default:
err = -EINVAL;
return err;
}
-asmlinkage long sys32_shmat(int shmid, char __user *shmaddr,
- int shmflg, int32_t *addr)
+#else
+
+asmlinkage long
+sys32_ipc(u32 call, int first, int second, int third, u32 ptr, u32 fifth)
{
- unsigned long raddr;
- int err;
+ return -ENOSYS;
+}
- err = do_shmat(shmid, shmaddr, shmflg, &raddr);
- if (err)
- return err;
+#endif /* CONFIG_SYSVIPC */
+
+#ifdef CONFIG_MIPS32_N32
+asmlinkage long sysn32_semctl(int semid, int semnum, int cmd, u32 arg)
+{
+ /* compat_sys_semctl expects a pointer to union semun */
+ u32 __user *uptr = compat_alloc_user_space(sizeof(u32));
+ if (put_user(arg, uptr))
+ return -EFAULT;
+ return compat_sys_semctl(semid, semnum, cmd, uptr);
+}
- return put_user(raddr, addr);
+asmlinkage long sysn32_msgsnd(int msqid, u32 msgp, unsigned msgsz, int msgflg)
+{
+ return compat_sys_msgsnd(msqid, msgsz, msgflg, compat_ptr(msgp));
}
+asmlinkage long sysn32_msgrcv(int msqid, u32 msgp, size_t msgsz, int msgtyp,
+ int msgflg)
+{
+ return compat_sys_msgrcv(msqid, msgsz, msgtyp, msgflg, IPC_64,
+ compat_ptr(msgp));
+}
+#endif
+
struct sysctl_args32
{
compat_caddr_t name;
unsigned int __unused[4];
};
-#ifdef CONFIG_SYSCTL
+#ifdef CONFIG_SYSCTL_SYSCALL
-asmlinkage long sys32_sysctl(struct sysctl_args32 *args)
+asmlinkage long sys32_sysctl(struct sysctl_args32 __user *args)
{
struct sysctl_args32 tmp;
int error;
- size_t oldlen, *oldlenp = NULL;
- unsigned long addr = (((long)&args->__unused[0]) + 7) & ~7;
+ size_t oldlen;
+ size_t __user *oldlenp = NULL;
+ unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7;
if (copy_from_user(&tmp, args, sizeof(tmp)))
return -EFAULT;
basically copy the whole sysctl.c here, and
glibc's __sysctl uses rw memory for the structure
anyway. */
- if (get_user(oldlen, (u32 *)A(tmp.oldlenp)) ||
- put_user(oldlen, (size_t *)addr))
+ if (get_user(oldlen, (u32 __user *)A(tmp.oldlenp)) ||
+ put_user(oldlen, (size_t __user *)addr))
return -EFAULT;
- oldlenp = (size_t *)addr;
+ oldlenp = (size_t __user *)addr;
}
lock_kernel();
- error = do_sysctl((int *)A(tmp.name), tmp.nlen, (void *)A(tmp.oldval),
- oldlenp, (void *)A(tmp.newval), tmp.newlen);
+ error = do_sysctl((int __user *)A(tmp.name), tmp.nlen, (void __user *)A(tmp.oldval),
+ oldlenp, (void __user *)A(tmp.newval), tmp.newlen);
unlock_kernel();
if (oldlenp) {
if (!error) {
- if (get_user(oldlen, (size_t *)addr) ||
- put_user(oldlen, (u32 *)A(tmp.oldlenp)))
+ if (get_user(oldlen, (size_t __user *)addr) ||
+ put_user(oldlen, (u32 __user *)A(tmp.oldlenp)))
error = -EFAULT;
}
copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused));
return error;
}
-#endif /* CONFIG_SYSCTL */
+#endif /* CONFIG_SYSCTL_SYSCALL */
-asmlinkage long sys32_newuname(struct new_utsname * name)
+asmlinkage long sys32_newuname(struct new_utsname __user * name)
{
int ret = 0;
down_read(&uts_sem);
- if (copy_to_user(name,&system_utsname,sizeof *name))
+ if (copy_to_user(name, utsname(), sizeof *name))
ret = -EFAULT;
up_read(&uts_sem);
asmlinkage int sys32_personality(unsigned long personality)
{
int ret;
- if (current->personality == PER_LINUX32 && personality == PER_LINUX)
+ personality &= 0xffffffff;
+ if (personality(current->personality) == PER_LINUX32 &&
+ personality == PER_LINUX)
personality = PER_LINUX32;
ret = sys_personality(personality);
if (ret == PER_LINUX32)
char f_fpack[6];
};
-extern asmlinkage long sys_ustat(dev_t dev, struct ustat * ubuf);
+extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf);
-asmlinkage int sys32_ustat(dev_t dev, struct ustat32 * ubuf32)
+asmlinkage int sys32_ustat(dev_t dev, struct ustat32 __user * ubuf32)
{
int err;
- struct ustat tmp;
+ struct ustat tmp;
struct ustat32 tmp32;
mm_segment_t old_fs = get_fs();
set_fs(KERNEL_DS);
- err = sys_ustat(dev, &tmp);
- set_fs (old_fs);
+ err = sys_ustat(dev, (struct ustat __user *)&tmp);
+ set_fs(old_fs);
if (err)
goto out;
- memset(&tmp32,0,sizeof(struct ustat32));
- tmp32.f_tfree = tmp.f_tfree;
- tmp32.f_tinode = tmp.f_tinode;
+ memset(&tmp32, 0, sizeof(struct ustat32));
+ tmp32.f_tfree = tmp.f_tfree;
+ tmp32.f_tinode = tmp.f_tinode;
- err = copy_to_user(ubuf32,&tmp32,sizeof(struct ustat32)) ? -EFAULT : 0;
+ err = copy_to_user(ubuf32, &tmp32, sizeof(struct ustat32)) ? -EFAULT : 0;
out:
return err;
}
-/* Handle adjtimex compatibility. */
-
-struct timex32 {
- u32 modes;
- s32 offset, freq, maxerror, esterror;
- s32 status, constant, precision, tolerance;
- struct compat_timeval time;
- s32 tick;
- s32 ppsfreq, jitter, shift, stabil;
- s32 jitcnt, calcnt, errcnt, stbcnt;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
- s32 :32; s32 :32; s32 :32; s32 :32;
-};
-
-extern int do_adjtimex(struct timex *);
-
-asmlinkage int sys32_adjtimex(struct timex32 *utp)
-{
- struct timex txc;
- int ret;
-
- memset(&txc, 0, sizeof(struct timex));
-
- if (get_user(txc.modes, &utp->modes) ||
- __get_user(txc.offset, &utp->offset) ||
- __get_user(txc.freq, &utp->freq) ||
- __get_user(txc.maxerror, &utp->maxerror) ||
- __get_user(txc.esterror, &utp->esterror) ||
- __get_user(txc.status, &utp->status) ||
- __get_user(txc.constant, &utp->constant) ||
- __get_user(txc.precision, &utp->precision) ||
- __get_user(txc.tolerance, &utp->tolerance) ||
- __get_user(txc.time.tv_sec, &utp->time.tv_sec) ||
- __get_user(txc.time.tv_usec, &utp->time.tv_usec) ||
- __get_user(txc.tick, &utp->tick) ||
- __get_user(txc.ppsfreq, &utp->ppsfreq) ||
- __get_user(txc.jitter, &utp->jitter) ||
- __get_user(txc.shift, &utp->shift) ||
- __get_user(txc.stabil, &utp->stabil) ||
- __get_user(txc.jitcnt, &utp->jitcnt) ||
- __get_user(txc.calcnt, &utp->calcnt) ||
- __get_user(txc.errcnt, &utp->errcnt) ||
- __get_user(txc.stbcnt, &utp->stbcnt))
- return -EFAULT;
-
- ret = do_adjtimex(&txc);
-
- if (put_user(txc.modes, &utp->modes) ||
- __put_user(txc.offset, &utp->offset) ||
- __put_user(txc.freq, &utp->freq) ||
- __put_user(txc.maxerror, &utp->maxerror) ||
- __put_user(txc.esterror, &utp->esterror) ||
- __put_user(txc.status, &utp->status) ||
- __put_user(txc.constant, &utp->constant) ||
- __put_user(txc.precision, &utp->precision) ||
- __put_user(txc.tolerance, &utp->tolerance) ||
- __put_user(txc.time.tv_sec, &utp->time.tv_sec) ||
- __put_user(txc.time.tv_usec, &utp->time.tv_usec) ||
- __put_user(txc.tick, &utp->tick) ||
- __put_user(txc.ppsfreq, &utp->ppsfreq) ||
- __put_user(txc.jitter, &utp->jitter) ||
- __put_user(txc.shift, &utp->shift) ||
- __put_user(txc.stabil, &utp->stabil) ||
- __put_user(txc.jitcnt, &utp->jitcnt) ||
- __put_user(txc.calcnt, &utp->calcnt) ||
- __put_user(txc.errcnt, &utp->errcnt) ||
- __put_user(txc.stbcnt, &utp->stbcnt))
- ret = -EFAULT;
-
- return ret;
-}
-
-asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t *offset,
+asmlinkage int sys32_sendfile(int out_fd, int in_fd, compat_off_t __user *offset,
s32 count)
{
mm_segment_t old_fs = get_fs();
return -EFAULT;
set_fs(KERNEL_DS);
- ret = sys_sendfile(out_fd, in_fd, offset ? &of : NULL, count);
+ ret = sys_sendfile(out_fd, in_fd, offset ? (off_t __user *)&of : NULL, count);
set_fs(old_fs);
if (offset && put_user(of, offset))
return sys_readahead(fd, merge_64(a2, a3), count);
}
-/* Argument list sizes for sys_socketcall */
-#define AL(x) ((x) * sizeof(unsigned int))
-static unsigned char socketcall_nargs[18]={AL(0),AL(3),AL(3),AL(3),AL(2),AL(3),
- AL(3),AL(3),AL(4),AL(4),AL(4),AL(6),
- AL(6),AL(2),AL(5),AL(5),AL(3),AL(3)};
-#undef AL
-
-/*
- * System call vectors.
- *
- * Argument checking cleaned up. Saved 20% in size.
- * This function doesn't need to set the kernel lock because
- * it is set by the callees.
- */
-
-asmlinkage long sys32_socketcall(int call, unsigned int *args32)
+asmlinkage long sys32_sync_file_range(int fd, int __pad,
+ unsigned long a2, unsigned long a3,
+ unsigned long a4, unsigned long a5,
+ int flags)
{
- unsigned int a[6];
- unsigned int a0,a1;
- int err;
-
- extern asmlinkage long sys_socket(int family, int type, int protocol);
- extern asmlinkage long sys_bind(int fd, struct sockaddr __user *umyaddr, int addrlen);
- extern asmlinkage long sys_connect(int fd, struct sockaddr __user *uservaddr, int addrlen);
- extern asmlinkage long sys_listen(int fd, int backlog);
- extern asmlinkage long sys_accept(int fd, struct sockaddr __user *upeer_sockaddr, int __user *upeer_addrlen);
- extern asmlinkage long sys_getsockname(int fd, struct sockaddr __user *usockaddr, int __user *usockaddr_len);
- extern asmlinkage long sys_getpeername(int fd, struct sockaddr __user *usockaddr, int __user *usockaddr_len);
- extern asmlinkage long sys_socketpair(int family, int type, int protocol, int __user *usockvec);
- extern asmlinkage long sys_send(int fd, void __user * buff, size_t len, unsigned flags);
- extern asmlinkage long sys_sendto(int fd, void __user * buff, size_t len, unsigned flags,
- struct sockaddr __user *addr, int addr_len);
- extern asmlinkage long sys_recv(int fd, void __user * ubuf, size_t size, unsigned flags);
- extern asmlinkage long sys_recvfrom(int fd, void __user * ubuf, size_t size, unsigned flags,
- struct sockaddr __user *addr, int __user *addr_len);
- extern asmlinkage long sys_shutdown(int fd, int how);
- extern asmlinkage long sys_setsockopt(int fd, int level, int optname, char __user *optval, int optlen);
- extern asmlinkage long sys_getsockopt(int fd, int level, int optname, char __user *optval, int *optlen);
- extern asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags);
- extern asmlinkage long sys_recvmsg(int fd, struct msghdr __user *msg, unsigned int flags);
-
-
- if(call<1||call>SYS_RECVMSG)
- return -EINVAL;
-
- /* copy_from_user should be SMP safe. */
- if (copy_from_user(a, args32, socketcall_nargs[call]))
- return -EFAULT;
-
- a0=a[0];
- a1=a[1];
-
- switch(call)
- {
- case SYS_SOCKET:
- err = sys_socket(a0,a1,a[2]);
- break;
- case SYS_BIND:
- err = sys_bind(a0,(struct sockaddr __user *)A(a1), a[2]);
- break;
- case SYS_CONNECT:
- err = sys_connect(a0, (struct sockaddr __user *)A(a1), a[2]);
- break;
- case SYS_LISTEN:
- err = sys_listen(a0,a1);
- break;
- case SYS_ACCEPT:
- err = sys_accept(a0,(struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_GETSOCKNAME:
- err = sys_getsockname(a0,(struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_GETPEERNAME:
- err = sys_getpeername(a0, (struct sockaddr __user *)A(a1), (int __user *)A(a[2]));
- break;
- case SYS_SOCKETPAIR:
- err = sys_socketpair(a0,a1, a[2], (int __user *)A(a[3]));
- break;
- case SYS_SEND:
- err = sys_send(a0, (void __user *)A(a1), a[2], a[3]);
- break;
- case SYS_SENDTO:
- err = sys_sendto(a0,(void __user *)A(a1), a[2], a[3],
- (struct sockaddr __user *)A(a[4]), a[5]);
- break;
- case SYS_RECV:
- err = sys_recv(a0, (void __user *)A(a1), a[2], a[3]);
- break;
- case SYS_RECVFROM:
- err = sys_recvfrom(a0, (void __user *)A(a1), a[2], a[3],
- (struct sockaddr __user *)A(a[4]), (int __user *)A(a[5]));
- break;
- case SYS_SHUTDOWN:
- err = sys_shutdown(a0,a1);
- break;
- case SYS_SETSOCKOPT:
- err = sys_setsockopt(a0, a1, a[2], (char __user *)A(a[3]), a[4]);
- break;
- case SYS_GETSOCKOPT:
- err = sys_getsockopt(a0, a1, a[2], (char __user *)A(a[3]), (int __user *)A(a[4]));
- break;
- case SYS_SENDMSG:
- err = sys_sendmsg(a0, (struct msghdr __user *) A(a1), a[2]);
- break;
- case SYS_RECVMSG:
- err = sys_recvmsg(a0, (struct msghdr __user *) A(a1), a[2]);
- break;
- default:
- err = -EINVAL;
- break;
- }
- return err;
+ return sys_sync_file_range(fd,
+ merge_64(a2, a3), merge_64(a4, a5),
+ flags);
}
-struct sigevent32 {
- u32 sigev_value;
- u32 sigev_signo;
- u32 sigev_notify;
- u32 payload[(64 / 4) - 3];
-};
-
-extern asmlinkage long
-sys_timer_create(clockid_t which_clock,
- struct sigevent __user *timer_event_spec,
- timer_t __user * created_timer_id);
+asmlinkage long sys32_fadvise64_64(int fd, int __pad,
+ unsigned long a2, unsigned long a3,
+ unsigned long a4, unsigned long a5,
+ int flags)
+{
+ return sys_fadvise64_64(fd,
+ merge_64(a2, a3), merge_64(a4, a5),
+ flags);
+}
-long
-sys32_timer_create(u32 clock, struct sigevent32 __user *se32, timer_t __user *timer_id)
+asmlinkage long sys32_fallocate(int fd, int mode, unsigned offset_a2,
+ unsigned offset_a3, unsigned len_a4, unsigned len_a5)
{
- struct sigevent __user *p = NULL;
- if (se32) {
- struct sigevent se;
- p = compat_alloc_user_space(sizeof(struct sigevent));
- memset(&se, 0, sizeof(struct sigevent));
- if (get_user(se.sigev_value.sival_int, &se32->sigev_value) ||
- __get_user(se.sigev_signo, &se32->sigev_signo) ||
- __get_user(se.sigev_notify, &se32->sigev_notify) ||
- __copy_from_user(&se._sigev_un._pad, &se32->payload,
- sizeof(se32->payload)) ||
- copy_to_user(p, &se, sizeof(se)))
- return -EFAULT;
- }
- return sys_timer_create(clock, p, timer_id);
+ return sys_fallocate(fd, mode, merge_64(offset_a2, offset_a3),
+ merge_64(len_a4, len_a5));
}
save_static_function(sys32_clone);
-__attribute_used__ noinline static int
+static int noinline __used
_sys32_clone(nabi_no_regargs struct pt_regs regs)
{
unsigned long clone_flags;
newsp = regs.regs[5];
if (!newsp)
newsp = regs.regs[29];
- parent_tidptr = (int *) regs.regs[6];
+ parent_tidptr = (int __user *) regs.regs[6];
/* Use __dummy4 instead of getting it off the stack, so that
syscall() works. */
return do_fork(clone_flags, newsp, ®s, 0,
parent_tidptr, child_tidptr);
}
-
-extern asmlinkage void sys_set_thread_area(u32 addr);
-asmlinkage void sys32_set_thread_area(u32 addr)
-{
- sys_set_thread_area(AA(addr));
-}