C++ (Cpp) send_handle示例

示例#1

文件： sftp-server.c 项目： pbohman/openssh-portable

static void
process_opendir(u_int32_t id)
{
	DIR *dirp = NULL;
	char *path;
	int handle, status = SSH2_FX_FAILURE;

	path = get_string(NULL);
	debug3("request %u: opendir", id);
	logit("opendir \"%s\"", path);
	dirp = opendir(path);
	if (dirp == NULL) {
		status = errno_to_portable(errno);
	} else {
		handle = handle_new(HANDLE_DIR, path, 0, 0, dirp);
		if (handle < 0) {
			closedir(dirp);
		} else {
			send_handle(id, handle);
			status = SSH2_FX_OK;
		}

	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	free(path);
}

示例#2

文件： sftp-server.c 项目： 2asoft/freebsd

static void
process_opendir(u_int32_t id)
{
	DIR *dirp = NULL;
	char *path;
	int r, handle, status = SSH2_FX_FAILURE;

	if ((r = sshbuf_get_cstring(iqueue, &path, NULL)) != 0)
		fatal("%s: buffer error: %s", __func__, ssh_err(r));

	debug3("request %u: opendir", id);
	logit("opendir \"%s\"", path);
	dirp = opendir(path);
	if (dirp == NULL) {
		status = errno_to_portable(errno);
	} else {
		handle = handle_new(HANDLE_DIR, path, 0, 0, dirp);
		if (handle < 0) {
			closedir(dirp);
		} else {
			send_handle(id, handle);
			status = SSH2_FX_OK;
		}

	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	free(path);
}

示例#3

文件： sftp-server.c 项目： chromium-googlesource-mirror/sctp-refimpl

static void
process_open(void)
{
	u_int32_t id, pflags;
	Attrib *a;
	char *name;
	int handle, fd, flags, mode, status = SSH2_FX_FAILURE;

	id = get_int();
	name = get_string(NULL);
	pflags = get_int();		/* portable flags */
	a = get_attrib();
	flags = flags_from_portable(pflags);
	mode = (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) ? a->perm : 0666;
	TRACE("open id %u name %s flags %d mode 0%o", id, name, pflags, mode);
	fd = open(name, flags, mode);
	if (fd < 0) {
		status = errno_to_portable(errno);
	} else {
		handle = handle_new(HANDLE_FILE, xstrdup(name), fd, NULL);
		if (handle < 0) {
			close(fd);
		} else {
			send_handle(id, handle);
			status = SSH2_FX_OK;
		}
	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	xfree(name);
}

示例#4

文件： sftp-server.c 项目： chromium-googlesource-mirror/sctp-refimpl

static void
process_opendir(void)
{
	DIR *dirp = NULL;
	char *path;
	int handle, status = SSH2_FX_FAILURE;
	u_int32_t id;

	id = get_int();
	path = get_string(NULL);
	TRACE("opendir id %u path %s", id, path);
	dirp = opendir(path);
	if (dirp == NULL) {
		status = errno_to_portable(errno);
	} else {
		handle = handle_new(HANDLE_DIR, xstrdup(path), 0, dirp);
		if (handle < 0) {
			closedir(dirp);
		} else {
			send_handle(id, handle);
			status = SSH2_FX_OK;
		}

	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	xfree(path);
}

示例#5

文件： sftp-server.c 项目： set-element/DEPRICATED-InstrumentedSSHD

static void
process_opendir(u_int32_t id)
{
	DIR *dirp = NULL;
	char *path;
	int handle, status = SSH2_FX_FAILURE;

	path = get_string(NULL);
	debug3("request %u: opendir", id);
	logit("opendir \"%s\"", path);
	dirp = opendir(path);
	if (dirp == NULL) {
		status = errno_to_portable(errno);
	} else {
		handle = handle_new(HANDLE_DIR, path, 0, 0, dirp);
		if (handle < 0) {
			closedir(dirp);
		} else {
			send_handle(id, handle);
			status = SSH2_FX_OK;
		}

	}
	if (status != SSH2_FX_OK)
		send_status(id, status);

#ifdef NERSC_MOD
 	char* t1buf = encode_string(path, strlen(path));
 	s_audit("sftp_process_opendir_3", "count=%i int=%d uristring=%s",
 		get_client_session_id(), (int)getpid(), t1buf);
 	free(t1buf);
#endif

	free(path);
}

示例#6

文件： sftp-server.c 项目： set-element/DEPRICATED-InstrumentedSSHD

static void
process_open(u_int32_t id)
{
	u_int32_t pflags;
	Attrib *a;
	char *name;
	int handle, fd, flags, mode, status = SSH2_FX_FAILURE;

	name = get_string(NULL);
	pflags = get_int();		/* portable flags */
	debug3("request %u: open flags %d", id, pflags);
	a = get_attrib();
	flags = flags_from_portable(pflags);
	mode = (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) ? a->perm : 0666;
	logit("open \"%s\" flags %s mode 0%o",
	    name, string_from_portable(pflags), mode);
	if (readonly &&
	    ((flags & O_ACCMODE) == O_WRONLY ||
	    (flags & O_ACCMODE) == O_RDWR)) {
		verbose("Refusing open request in read-only mode");
	  	status = SSH2_FX_PERMISSION_DENIED;
	} else {
		fd = open(name, flags, mode);
		if (fd < 0) {
			status = errno_to_portable(errno);
		} else {
			handle = handle_new(HANDLE_FILE, name, fd, flags, NULL);
			if (handle < 0) {
				close(fd);
			} else {
				send_handle(id, handle);
				status = SSH2_FX_OK;
			}
		}
	}
	if (status != SSH2_FX_OK)
		send_status(id, status);

#ifdef NERSC_MOD
        char* t1buf = encode_string( name, strlen(name));
        s_audit("sftp_process_open_3", "count=%i int=%d uristring=%s",
                get_client_session_id(), (int)getppid(), t1buf);
        free(t1buf);
#endif

	free(name);
}

示例#7

文件： sftp-server.c 项目： 2asoft/freebsd

static void
process_open(u_int32_t id)
{
	u_int32_t pflags;
	Attrib a;
	char *name;
	int r, handle, fd, flags, mode, status = SSH2_FX_FAILURE;

	if ((r = sshbuf_get_cstring(iqueue, &name, NULL)) != 0 ||
	    (r = sshbuf_get_u32(iqueue, &pflags)) != 0 || /* portable flags */
	    (r = decode_attrib(iqueue, &a)) != 0)
		fatal("%s: buffer error: %s", __func__, ssh_err(r));

	debug3("request %u: open flags %d", id, pflags);
	flags = flags_from_portable(pflags);
	mode = (a.flags & SSH2_FILEXFER_ATTR_PERMISSIONS) ? a.perm : 0666;
	logit("open \"%s\" flags %s mode 0%o",
	    name, string_from_portable(pflags), mode);
	if (readonly &&
	    ((flags & O_ACCMODE) == O_WRONLY ||
	    (flags & O_ACCMODE) == O_RDWR)) {
		verbose("Refusing open request in read-only mode");
		status = SSH2_FX_PERMISSION_DENIED;
	} else {
		fd = open(name, flags, mode);
		if (fd < 0) {
			status = errno_to_portable(errno);
		} else {
			handle = handle_new(HANDLE_FILE, name, fd, flags, NULL);
			if (handle < 0) {
				close(fd);
			} else {
				send_handle(id, handle);
				status = SSH2_FX_OK;
			}
		}
	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	free(name);
}

示例#8

文件： sftp-server.c 项目： Ar3kkusu/android_external_dropbear

static void
process_open(void)
{
	u_int32_t id, pflags;
	Attrib *a;
	char *name;
	int handle, fd, flags, mode, status = SSH2_FX_FAILURE;

	id = get_int();
	name = get_string(NULL);
	pflags = get_int();		/* portable flags */
	debug3("request %u: open flags %d", id, pflags);
	a = get_attrib();
	flags = flags_from_portable(pflags);
	mode = (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) ? a->perm : 0666;
	logit("open \"%s\" flags %s mode 0%o",
	    name, string_from_portable(pflags), mode);
	if (readonly &&
	    ((flags & O_ACCMODE) == O_WRONLY || (flags & O_ACCMODE) == O_RDWR))
		status = SSH2_FX_PERMISSION_DENIED;
	else {
		fd = open(name, flags, mode);
		if (fd < 0) {
			status = errno_to_portable(errno);
		} else {
			handle = handle_new(HANDLE_FILE, name, fd, NULL);
			if (handle < 0) {
				close(fd);
			} else {
				send_handle(id, handle);
				status = SSH2_FX_OK;
			}
		}
	}
	if (status != SSH2_FX_OK)
		send_status(id, status);
	xfree(name);
}

示例#9

文件： sftp-server.cpp 项目： lodyagin/shiesh

// Open or create
void SFTP::process_open(void)
{
	u_int32_t id, pflags;
	Attrib a;
	char *utf8_name = 0;
	int status = SSH2_FX_FAILURE;

  try
  {
	  id = get_int();
	  utf8_name = (char*) get_string(NULL);
	  pflags = get_int();		/* portable flags */
	  debug3("request %u: open flags %d", id, pflags);

#ifdef _DEBUG
    if (strcmp (utf8_name, "/2stop_sftp_subsystem") == 0)
      sftp_server_cleanup_exit (0);
#endif

    a = get_attrib(this->iqueue);
	  //mode = (a.flags & SSH2_FILEXFER_ATTR_PERMISSIONS) ? a->perm : 0666; //FIXME

    logit("open \"%s\" flags %s mode 0%o", //FIXME UNICODE
	      utf8_name, string_from_portable(pflags), 0/*mode*/);

    DWORD creationDisposition = 0;
    if (pflags & SSH2_FXF_CREAT)
    {
      if (pflags & SSH2_FXF_EXCL)
        creationDisposition = CREATE_NEW;
      else if (pflags & SSH2_FXF_TRUNC)
        creationDisposition = CREATE_ALWAYS;
      else
        creationDisposition = OPEN_ALWAYS;
    }
    else
    {
      creationDisposition = OPEN_EXISTING;
    }

    const SFTPFilePath path = pathFact.create_path (utf8_name);
    HANDLE fh = ::CreateFileW
      (path.get_for_call ().c_str (),
       flags_from_portable (pflags),
       FILE_SHARE_READ,
       NULL, //FIXME ACL
       creationDisposition,
       //names in different registry are different //UT
       FILE_ATTRIBUTE_NORMAL,
       // TODO make performance experiments with FILE_FLAG_RANDOM_ACCESS , 
       // FILE_FLAG_SEQUENTIAL_SCAN
       NULL
       );

	  if (fh == INVALID_HANDLE_VALUE) 
    {
      status = errno_to_portable(::GetLastError ());
	  } else {
		  int handle = handle_new(HANDLE_FILE, path, fh, NULL);
      debug ("%s is opened as handle %d",
        utf8_name, (int) handle);
		  if (handle < 0) {
        (void) ::CloseHandle (fh);
		  } else {
			  send_handle(id, handle);
			  status = SSH2_FX_OK;
		  }
	  }
  }
#ifdef _DEBUG
  catch (::XShuttingDown&)
  {
    throw;
  }
#endif
  catch (Path::InvalidPath&)
  {
    //logit 
    status = SSH2_FX_FAILURE; 
    // TODO return the reason
  }
  catch (...)
  {
    status = SSH2_FX_FAILURE; 
    error ("unhandled exception in %s", __FUNCTION__);
  }
	if (status != SSH2_FX_OK)
		send_status(id, status);
	if (utf8_name) xfree(utf8_name);
}

示例#10

文件： sftp-server.cpp 项目： lodyagin/shiesh

void SFTP::process_opendir(void)
{
	char *utf8_path = 0;
	int handle, status = SSH2_FX_FAILURE;
	u_int32_t id;

  try
  {
	  id = get_int();
	  utf8_path = (char*) get_string(NULL);
	  debug3("request %u: opendir", (unsigned) id);
	  logit("opendir \"%s\"", utf8_path);

    const SFTPFilePath path = pathFact.create_path (utf8_path);
    // TODO empty name as acurrent directory ?

    HANDLE fh = ::CreateFileW
      (path.get_for_call ().c_str (),
       GENERIC_READ | GENERIC_WRITE,
       FILE_SHARE_READ,
       NULL, //FIXME ACL
       // this request is for open only existing directory
       OPEN_EXISTING, 
       //names in different registry are different //UT
       FILE_FLAG_BACKUP_SEMANTICS, 
          // the last option is for obtain a directory handle ( MSDN )
       // TODO make performance experiments with FILE_FLAG_RANDOM_ACCESS , 
       // FILE_FLAG_SEQUENTIAL_SCAN
       NULL
       );

	  if (fh == INVALID_HANDLE_VALUE) {
		  status = errno_to_portable(::GetLastError ());
	  } 
    else 
    {
		  handle = handle_new(HANDLE_DIR, path, 0, fh);
		  if (handle < 0) 
      {
        ::CloseHandle (fh);
		  } 
      else 
      {
			  send_handle(id, handle);
			  status = SSH2_FX_OK;
		  }
	  }
  }
  catch (Path::InvalidPath&)
  {
    //logit 
    status = SSH2_FX_FAILURE; 
    // TODO return the reason
  }
  catch (...)
  {
    status = SSH2_FX_FAILURE; 
    error ("unhandled exception in %s", __FUNCTION__);
  }
	if (status != SSH2_FX_OK)
		send_status(id, status);
	if (utf8_path) xfree(utf8_path);
}