org.apache.sshd.common.subsystem.sftp.SftpConstants Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.sshd.common.subsystem.sftp;
import java.util.Collections;
import java.util.Map;
import org.apache.sshd.common.util.GenericUtils;
import org.apache.sshd.common.util.logging.LoggingUtils;
/**
* @author Apache MINA SSHD Project
*/
@SuppressWarnings("PMD.AvoidUsingOctalValues")
public final class SftpConstants {
public static final String SFTP_SUBSYSTEM_NAME = "sftp";
public static final int SSH_FXP_INIT = 1;
public static final int SSH_FXP_VERSION = 2;
public static final int SSH_FXP_OPEN = 3;
public static final int SSH_FXP_CLOSE = 4;
public static final int SSH_FXP_READ = 5;
public static final int SSH_FXP_WRITE = 6;
public static final int SSH_FXP_LSTAT = 7;
public static final int SSH_FXP_FSTAT = 8;
public static final int SSH_FXP_SETSTAT = 9;
public static final int SSH_FXP_FSETSTAT = 10;
public static final int SSH_FXP_OPENDIR = 11;
public static final int SSH_FXP_READDIR = 12;
public static final int SSH_FXP_REMOVE = 13;
public static final int SSH_FXP_MKDIR = 14;
public static final int SSH_FXP_RMDIR = 15;
public static final int SSH_FXP_REALPATH = 16;
public static final int SSH_FXP_STAT = 17;
public static final int SSH_FXP_RENAME = 18;
public static final int SSH_FXP_READLINK = 19;
public static final int SSH_FXP_SYMLINK = 20; // v3 -> v5
public static final int SSH_FXP_LINK = 21; // v6
public static final int SSH_FXP_BLOCK = 22; // v6
public static final int SSH_FXP_UNBLOCK = 23; // v6
public static final int SSH_FXP_STATUS = 101;
public static final int SSH_FXP_HANDLE = 102;
public static final int SSH_FXP_DATA = 103;
public static final int SSH_FXP_NAME = 104;
public static final int SSH_FXP_ATTRS = 105;
public static final int SSH_FXP_EXTENDED = 200;
public static final int SSH_FXP_EXTENDED_REPLY = 201;
public static final int SSH_FX_OK = 0;
public static final int SSH_FX_EOF = 1;
public static final int SSH_FX_NO_SUCH_FILE = 2;
public static final int SSH_FX_PERMISSION_DENIED = 3;
public static final int SSH_FX_FAILURE = 4;
public static final int SSH_FX_BAD_MESSAGE = 5;
public static final int SSH_FX_NO_CONNECTION = 6;
public static final int SSH_FX_CONNECTION_LOST = 7;
public static final int SSH_FX_OP_UNSUPPORTED = 8;
public static final int SSH_FX_INVALID_HANDLE = 9;
public static final int SSH_FX_NO_SUCH_PATH = 10;
public static final int SSH_FX_FILE_ALREADY_EXISTS = 11;
public static final int SSH_FX_WRITE_PROTECT = 12;
public static final int SSH_FX_NO_MEDIA = 13;
public static final int SSH_FX_NO_SPACE_ON_FILESYSTEM = 14;
public static final int SSH_FX_QUOTA_EXCEEDED = 15;
public static final int SSH_FX_UNKNOWN_PRINCIPAL = 16;
public static final int SSH_FX_LOCK_CONFLICT = 17;
public static final int SSH_FX_DIR_NOT_EMPTY = 18;
public static final int SSH_FX_NOT_A_DIRECTORY = 19;
public static final int SSH_FX_INVALID_FILENAME = 20;
public static final int SSH_FX_LINK_LOOP = 21;
public static final int SSH_FX_CANNOT_DELETE = 22;
public static final int SSH_FX_INVALID_PARAMETER = 23;
public static final int SSH_FX_FILE_IS_A_DIRECTORY = 24;
public static final int SSH_FX_BYTE_RANGE_LOCK_CONFLICT = 25;
public static final int SSH_FX_BYTE_RANGE_LOCK_REFUSED = 26;
public static final int SSH_FX_DELETE_PENDING = 27;
public static final int SSH_FX_FILE_CORRUPT = 28;
public static final int SSH_FX_OWNER_INVALID = 29;
public static final int SSH_FX_GROUP_INVALID = 30;
public static final int SSH_FX_NO_MATCHING_BYTE_RANGE_LOCK = 31;
public static final int SSH_FILEXFER_ATTR_SIZE = 0x00000001;
public static final int SSH_FILEXFER_ATTR_UIDGID = 0x00000002;
public static final int SSH_FILEXFER_ATTR_PERMISSIONS = 0x00000004;
public static final int SSH_FILEXFER_ATTR_ACMODTIME = 0x00000008; // v3 naming convention
public static final int SSH_FILEXFER_ATTR_ACCESSTIME = 0x00000008; // v4
public static final int SSH_FILEXFER_ATTR_CREATETIME = 0x00000010; // v4
public static final int SSH_FILEXFER_ATTR_MODIFYTIME = 0x00000020; // v4
public static final int SSH_FILEXFER_ATTR_ACL = 0x00000040; // v4
public static final int SSH_FILEXFER_ATTR_OWNERGROUP = 0x00000080; // v4
public static final int SSH_FILEXFER_ATTR_SUBSECOND_TIMES = 0x00000100; // v5
public static final int SSH_FILEXFER_ATTR_BITS = 0x00000200; // v5
public static final int SSH_FILEXFER_ATTR_ALLOCATION_SIZE = 0x00000400; // v6
public static final int SSH_FILEXFER_ATTR_TEXT_HINT = 0x00000800; // v6
public static final int SSH_FILEXFER_ATTR_MIME_TYPE = 0x00001000; // v6
public static final int SSH_FILEXFER_ATTR_LINK_COUNT = 0x00002000; // v6
public static final int SSH_FILEXFER_ATTR_UNTRANSLATED_NAME = 0x00004000; // v6
public static final int SSH_FILEXFER_ATTR_CTIME = 0x00008000; // v6
public static final int SSH_FILEXFER_ATTR_EXTENDED = 0x80000000;
public static final int SSH_FILEXFER_ATTR_ALL = 0x0000FFFF; // All attributes
public static final int SSH_FILEXFER_ATTR_FLAGS_READONLY = 0x00000001;
public static final int SSH_FILEXFER_ATTR_FLAGS_SYSTEM = 0x00000002;
public static final int SSH_FILEXFER_ATTR_FLAGS_HIDDEN = 0x00000004;
public static final int SSH_FILEXFER_ATTR_FLAGS_CASE_INSENSITIVE = 0x00000008;
public static final int SSH_FILEXFER_ATTR_FLAGS_ARCHIVE = 0x00000010;
public static final int SSH_FILEXFER_ATTR_FLAGS_ENCRYPTED = 0x00000020;
public static final int SSH_FILEXFER_ATTR_FLAGS_COMPRESSED = 0x00000040;
public static final int SSH_FILEXFER_ATTR_FLAGS_SPARSE = 0x00000080;
public static final int SSH_FILEXFER_ATTR_FLAGS_APPEND_ONLY = 0x00000100;
public static final int SSH_FILEXFER_ATTR_FLAGS_IMMUTABLE = 0x00000200;
public static final int SSH_FILEXFER_ATTR_FLAGS_SYNC = 0x00000400;
public static final int SSH_FILEXFER_TYPE_REGULAR = 1;
public static final int SSH_FILEXFER_TYPE_DIRECTORY = 2;
public static final int SSH_FILEXFER_TYPE_SYMLINK = 3;
public static final int SSH_FILEXFER_TYPE_SPECIAL = 4;
public static final int SSH_FILEXFER_TYPE_UNKNOWN = 5;
public static final int SSH_FILEXFER_TYPE_SOCKET = 6; // v5
public static final int SSH_FILEXFER_TYPE_CHAR_DEVICE = 7; // v5
public static final int SSH_FILEXFER_TYPE_BLOCK_DEVICE = 8; // v5
public static final int SSH_FILEXFER_TYPE_FIFO = 9; // v5
public static final int SSH_FXF_READ = 0x00000001;
public static final int SSH_FXF_WRITE = 0x00000002;
public static final int SSH_FXF_APPEND = 0x00000004;
public static final int SSH_FXF_CREAT = 0x00000008;
public static final int SSH_FXF_TRUNC = 0x00000010;
public static final int SSH_FXF_EXCL = 0x00000020;
public static final int SSH_FXF_TEXT = 0x00000040;
public static final int SSH_FXF_ACCESS_DISPOSITION = 0x00000007;
public static final int SSH_FXF_CREATE_NEW = 0x00000000;
public static final int SSH_FXF_CREATE_TRUNCATE = 0x00000001;
public static final int SSH_FXF_OPEN_EXISTING = 0x00000002;
public static final int SSH_FXF_OPEN_OR_CREATE = 0x00000003;
public static final int SSH_FXF_TRUNCATE_EXISTING = 0x00000004;
public static final int SSH_FXF_APPEND_DATA = 0x00000008;
public static final int SSH_FXF_APPEND_DATA_ATOMIC = 0x00000010;
public static final int SSH_FXF_TEXT_MODE = 0x00000020;
public static final int SSH_FXF_READ_LOCK = 0x00000040;
public static final int SSH_FXF_WRITE_LOCK = 0x00000080;
public static final int SSH_FXF_DELETE_LOCK = 0x00000100;
public static final int SSH_FXF_BLOCK_ADVISORY = 0x00000200;
public static final int SSH_FXF_NOFOLLOW = 0x00000400;
public static final int SSH_FXF_DELETE_ON_CLOSE = 0x00000800;
public static final int SSH_FXF_ACCESS_AUDIT_ALARM_INFO = 0x00001000;
public static final int SSH_FXF_ACCESS_BACKUP = 0x00002000;
public static final int SSH_FXF_BACKUP_STREAM = 0x00004000;
public static final int SSH_FXF_OVERRIDE_OWNER = 0x00008000;
public static final int SSH_FXP_RENAME_OVERWRITE = 0x00000001;
public static final int SSH_FXP_RENAME_ATOMIC = 0x00000002;
public static final int SSH_FXP_RENAME_NATIVE = 0x00000004;
public static final int SSH_FXP_REALPATH_NO_CHECK = 0x00000001;
public static final int SSH_FXP_REALPATH_STAT_IF = 0x00000002;
public static final int SSH_FXP_REALPATH_STAT_ALWAYS = 0x00000003;
public static final int SSH_FXF_RENAME_OVERWRITE = 0x00000001;
public static final int SSH_FXF_RENAME_ATOMIC = 0x00000002;
public static final int SSH_FXF_RENAME_NATIVE = 0x00000004;
public static final int SFX_ACL_CONTROL_INCLUDED = 0x00000001;
public static final int SFX_ACL_CONTROL_PRESENT = 0x00000002;
public static final int SFX_ACL_CONTROL_INHERITED = 0x00000004;
public static final int SFX_ACL_AUDIT_ALARM_INCLUDED = 0x00000010;
public static final int SFX_ACL_AUDIT_ALARM_INHERITED = 0x00000020;
public static final int ACE4_ACCESS_ALLOWED_ACE_TYPE = 0x00000000;
public static final int ACE4_ACCESS_DENIED_ACE_TYPE = 0x00000001;
public static final int ACE4_SYSTEM_AUDIT_ACE_TYPE = 0x00000002;
public static final int ACE4_SYSTEM_ALARM_ACE_TYPE = 0x00000003;
public static final int ACE4_FILE_INHERIT_ACE = 0x00000001;
public static final int ACE4_DIRECTORY_INHERIT_ACE = 0x00000002;
public static final int ACE4_NO_PROPAGATE_INHERIT_ACE = 0x00000004;
public static final int ACE4_INHERIT_ONLY_ACE = 0x00000008;
public static final int ACE4_SUCCESSFUL_ACCESS_ACE_FLAG = 0x00000010;
public static final int ACE4_FAILED_ACCESS_ACE_FLAG = 0x00000020;
public static final int ACE4_IDENTIFIER_GROUP = 0x00000040;
public static final int ACE4_READ_DATA = 0x00000001;
public static final int ACE4_LIST_DIRECTORY = 0x00000001;
public static final int ACE4_WRITE_DATA = 0x00000002;
public static final int ACE4_ADD_FILE = 0x00000002;
public static final int ACE4_APPEND_DATA = 0x00000004;
public static final int ACE4_ADD_SUBDIRECTORY = 0x00000004;
public static final int ACE4_READ_NAMED_ATTRS = 0x00000008;
public static final int ACE4_WRITE_NAMED_ATTRS = 0x00000010;
public static final int ACE4_EXECUTE = 0x00000020;
public static final int ACE4_DELETE_CHILD = 0x00000040;
public static final int ACE4_READ_ATTRIBUTES = 0x00000080;
public static final int ACE4_WRITE_ATTRIBUTES = 0x00000100;
public static final int ACE4_DELETE = 0x00010000;
public static final int ACE4_READ_ACL = 0x00020000;
public static final int ACE4_WRITE_ACL = 0x00040000;
public static final int ACE4_WRITE_OWNER = 0x00080000;
public static final int ACE4_SYNCHRONIZE = 0x00100000;
public static final int S_IFMT = 0170000; // bitmask for the file type bitfields
public static final int S_IFSOCK = 0140000; // socket
public static final int S_IFLNK = 0120000; // symbolic link
public static final int S_IFREG = 0100000; // regular file
public static final int S_IFBLK = 0060000; // block device
public static final int S_IFDIR = 0040000; // directory
public static final int S_IFCHR = 0020000; // character device
public static final int S_IFIFO = 0010000; // fifo
public static final int S_ISUID = 0004000; // set UID bit
public static final int S_ISGID = 0002000; // set GID bit
public static final int S_ISVTX = 0001000; // sticky bit
public static final int S_IRUSR = 0000400;
public static final int S_IWUSR = 0000200;
public static final int S_IXUSR = 0000100;
public static final int S_IRGRP = 0000040;
public static final int S_IWGRP = 0000020;
public static final int S_IXGRP = 0000010;
public static final int S_IROTH = 0000004;
public static final int S_IWOTH = 0000002;
public static final int S_IXOTH = 0000001;
public static final int SFTP_V3 = 3;
public static final int SFTP_V4 = 4;
public static final int SFTP_V5 = 5;
public static final int SFTP_V6 = 6;
// (Some) names of known extensions
public static final String EXT_VERSIONS = "versions";
public static final String EXT_NEWLINE = "newline";
public static final String EXT_VENDOR_ID = "vendor-id";
public static final String EXT_SUPPORTED = "supported";
public static final String EXT_SUPPORTED2 = "supported2";
public static final String EXT_TEXT_SEEK = "text-seek";
public static final String EXT_VERSION_SELECT = "version-select";
public static final String EXT_COPY_FILE = "copy-file";
public static final String EXT_MD5_HASH = "md5-hash";
public static final String EXT_MD5_HASH_HANDLE = "md5-hash-handle";
public static final int MD5_QUICK_HASH_SIZE = 2048;
public static final String EXT_CHECK_FILE_HANDLE = "check-file-handle";
public static final String EXT_CHECK_FILE_NAME = "check-file-name";
public static final int MIN_CHKFILE_BLOCKSIZE = 256;
public static final String EXT_CHECK_FILE = "check-file";
public static final String EXT_COPY_DATA = "copy-data";
public static final String EXT_SPACE_AVAILABLE = "space-available";
// see https://tools.ietf.org/html/draft-ietf-secsh-filexfer-11 section 5.4
public static final String EXT_ACL_SUPPORTED = "acl-supported";
public static final int SSH_ACL_CAP_ALLOW = 0x00000001;
public static final int SSH_ACL_CAP_DENY = 0x00000002;
public static final int SSH_ACL_CAP_AUDIT = 0x00000004;
public static final int SSH_ACL_CAP_ALARM = 0x00000008;
public static final int SSH_ACL_CAP_INHERIT_ACCESS = 0x00000010;
public static final int SSH_ACL_CAP_INHERIT_AUDIT_ALARM = 0x00000020;
private SftpConstants() {
throw new UnsupportedOperationException("No instance");
}
private static final class LazyCommandNameHolder {
private static final Map NAMES_MAP = Collections.unmodifiableMap(
LoggingUtils.generateMnemonicMap(SftpConstants.class, f -> {
String name = f.getName();
return name.startsWith("SSH_FXP_")
// exclude the rename modes which are not opcodes
&& (!name.startsWith("SSH_FXP_RENAME_"))
// exclude the realpath modes wich are not opcodes
&& (!name.startsWith("SSH_FXP_REALPATH_"));
}));
private LazyCommandNameHolder() {
throw new UnsupportedOperationException("No instance allowed");
}
}
/**
* Converts a command value to a user-friendly name
*
* @param cmd The command value
* @return The user-friendly name - if not one of the defined {@code SSH_FXP_XXX} values then returns the string
* representation of the command's value
*/
public static String getCommandMessageName(int cmd) {
@SuppressWarnings("synthetic-access")
String name = LazyCommandNameHolder.NAMES_MAP.get(cmd);
if (GenericUtils.isEmpty(name)) {
return Integer.toString(cmd);
} else {
return name;
}
}
private static final class LazyStatusNameHolder {
private static final Map STATUS_MAP = Collections.unmodifiableMap(
LoggingUtils.generateMnemonicMap(SftpConstants.class, "SSH_FX_"));
private LazyStatusNameHolder() {
throw new UnsupportedOperationException("No instance allowed");
}
}
/**
* Converts a return status value to a user-friendly name
*
* @param status The status value
* @return The user-friendly name - if not one of the defined {@code SSH_FX_XXX} values then returns the
* string representation of the status value
*/
public static String getStatusName(int status) {
@SuppressWarnings("synthetic-access")
String name = LazyStatusNameHolder.STATUS_MAP.get(status);
if (GenericUtils.isEmpty(name)) {
return Integer.toString(status);
} else {
return name;
}
}
}
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