if (err) {
set_errno(EFAULT);
goto out;
}
}
}
/* Actual ioctl call */
retval = file->vnode->vnode_ops->ioctl(file, args.request,
ioargs, args.arg_len);
if (retval < 0)
set_errno(-retval);
/* Copyout if request type was get. */
if (args.request & 1)
copyout(ioargs, (__user void *)args.arg, args.arg_len);
out:
kfree(ioargs);
fs_fildes_ref(curproc->files, args.fd, -1);
return retval;
}
/**
* Declarations of fs syscall functions.
*/
static const syscall_handler_t fs_sysfnmap[] = {
ARRDECL_SYSCALL_HNDL(SYSCALL_IOCTL_GETSET, sys_ioctl),
};
SYSCALL_HANDLERDEF(ioctl_syscall, fs_sysfnmap);
static intptr_t sys_pipe(__user void * user_args)
{
struct _ipc_pipe_args args;
int err;
if (!useracc(user_args, sizeof(args), VM_PROT_WRITE)) {
set_errno(EFAULT);
return -1;
}
copyin(user_args, &args, sizeof(args));
err = fs_pipe_curproc_creat(curproc->files, args.fildes, args.len);
if (err) {
set_errno(-err);
return -1;
}
copyout(&args, user_args, sizeof(args));
return 0;
}
/**
* Declarations of ipc syscall functions.
*/
static const syscall_handler_t ipc_sysfnmap[] = {
ARRDECL_SYSCALL_HNDL(SYSCALL_IPC_PIPE, sys_pipe),
};
SYSCALL_HANDLERDEF(ipc_syscall, ipc_sysfnmap)
if (err) {
set_errno(-err);
goto out;
}
retval = 0;
out:
freecpystruct(args);
return retval;
}
/**
* Declarations of fs syscall functions.
*/
static const syscall_handler_t fs_sysfnmap[] = {
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_OPEN, sys_open),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_CLOSE, sys_close),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_READ, sys_read),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_WRITE, sys_write),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_LSEEK, sys_lseek),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_GETDENTS, sys_getdents),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_FCNTL, sys_fcntl),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_LINK, sys_link),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_UNLINK, sys_unlink),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_MKDIR, sys_mkdir),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_RMDIR, sys_rmdir),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_STAT, sys_filestat),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_FSTAT, 0), /* Not implemented */
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_ACCESS, sys_access),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_CHMOD, sys_chmod),
ARRDECL_SYSCALL_HNDL(SYSCALL_FS_CHOWN, sys_chown),
