Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

SWOOLE_VERSION (string)

Swoole version.

SWOOLE_VERSION_ID (int)

Swoole version.

SWOOLE_MAJOR_VERSION (int)

Swoole major version.

SWOOLE_MINOR_VERSION (int)

Swoole minor version.

SWOOLE_RELEASE_VERSION (int)

Swoole release version.

SWOOLE_EXTRA_VERSION (string)

Swoole extra version.

SWOOLE_DEBUG (int)

Debug mode.

SWOOLE_HAVE_COMPRESSION (int)

Enable HTTP response compression mode.

SWOOLE_HAVE_ZLIB (int)

Have zlib compression tool.

SWOOLE_HAVE_BROTLI (int)

Have brotli compression tool.

SWOOLE_USE_HTTP2 (int)

Support http2 server.

SWOOLE_USE_SHORTNAME (int)

Enable/disable short aliases.

SWOOLE_SOCK_TCP (int)

TCP ipv4 socket.

SWOOLE_SOCK_TCP6 (int)

TCP ipv6 socket.

SWOOLE_SOCK_UDP (int)

UDP ipv4 socket.

SWOOLE_SOCK_UDP6 (int)

UDP ipv6 socket.

SWOOLE_SOCK_UNIX_DGRAM (int)

UNIX socket dgram.

SWOOLE_SOCK_UNIX_STREAM (int)

UNIX socket stream.

SWOOLE_SOCK_SYNC (int)

Synchronous client mode.

SWOOLE_SOCK_ASYNC (int)

Asynchronous client mode.

SWOOLE_KEEP (int)

Swoole\Client supports creating a TCP long connection to the server in PHP-FPM/Apache.

SWOOLE_SSL (int)

Enable SSL tunnel encryption.

SWOOLE_SSLv3_METHOD (int)

SSLv3 method.

SWOOLE_SSLv3_SERVER_METHOD (int)

SSLv3 server method.

SWOOLE_SSLv3_CLIENT_METHOD (int)

SSLv3 client method.

SWOOLE_TLSv1_METHOD (int)

TLSv1 method.

SWOOLE_TLSv1_SERVER_METHOD (int)

TLSv1 server method.

SWOOLE_TLSv1_CLIENT_METHOD (int)

TLSv1 client method.

SWOOLE_TLSv1_1_METHOD (int)

TLSv1_1 method.

SWOOLE_TLSv1_1_SERVER_METHOD (int)

TLSv1_1 server method.

SWOOLE_TLSv1_1_CLIENT_METHOD (int)

TLSv1_1 client method.

SWOOLE_TLSv1_2_METHOD (int)

TLSv1_2 method.

SWOOLE_TLSv1_2_SERVER_METHOD (int)

TLSv1_2 server method.

SWOOLE_TLSv1_2_CLIENT_METHOD (int)

TLSv1_2 client method.

SWOOLE_DTLS_SERVER_METHOD (int)

DTLS server method.

SWOOLE_DTLS_CLIENT_METHOD (int)

DTLS client method.

SWOOLE_SSLv23_METHOD (int)

SSLv23 method.

SWOOLE_SSLv23_SERVER_METHOD (int)

SSLv23 server method.

SWOOLE_SSLv23_CLIENT_METHOD (int)

SSLv23 client method.

SWOOLE_TLS_METHOD (int)

TLS method.

SWOOLE_TLS_SERVER_METHOD (int)

TLS server method.

SWOOLE_TLS_CLIENT_METHOD (int)

TLS client method.

SWOOLE_SSL_SSLv3 (int)

SSLv3 protocol.

SWOOLE_SSL_TLSv1 (int)

TLSv1 protocol.

SWOOLE_SSL_TLSv1_1 (int)

TLSv1_1 protocol.

SWOOLE_SSL_TLSv1_2 (int)

TLSv1_2 protocol.

SWOOLE_SSL_TLSv1_3 (int)

TLSv1_3 protocol.

SWOOLE_SSL_DTLS (int)

DTLS protocol.

SWOOLE_SSL_SSLv2 (int)

SSLv2 protocol.

SWOOLE_EVENT_READ (int)

Whether to listen for readable events.

SWOOLE_EVENT_WRITE (int)

Whether to listen for writable events.

SWOOLE_STRERROR_SYSTEM (int)

Convert the system errno no into error messages.

SWOOLE_STRERROR_GAI (int)

Convert the addr info errno no into error messages.

SWOOLE_STRERROR_DNS (int)

Convert the DNS errno no into error messages.

SWOOLE_STRERROR_SWOOLE (int)

Convert the swoole errno no into error messages.

SWOOLE_ERROR_MALLOC_FAIL (int)

Malloc memory fail.

SWOOLE_ERROR_SYSTEM_CALL_FAIL (int)

System call fail.

SWOOLE_ERROR_PHP_FATAL_ERROR (int)

PHP fatal error.

SWOOLE_ERROR_NAME_TOO_LONG (int)

Name too long.

SWOOLE_ERROR_INVALID_PARAMS (int)

Invalid params.

SWOOLE_ERROR_QUEUE_FULL (int)

Queue full.

SWOOLE_ERROR_OPERATION_NOT_SUPPORT (int)

Operation not support.

SWOOLE_ERROR_PROTOCOL_ERROR (int)

Protocol error.

SWOOLE_ERROR_WRONG_OPERATION (int)

Wrong operation.

SWOOLE_ERROR_PHP_RUNTIME_NOTICE (int)

PHP runtime notice.

SWOOLE_ERROR_FOR_TEST (int)

For test.

SWOOLE_ERROR_NO_PAYLOAD (int)

No payload.

SWOOLE_ERROR_UNDEFINED_BEHAVIOR (int)

Undefined behavior.

SWOOLE_ERROR_NOT_THREAD_SAFETY (int)

Not thread safety.

SWOOLE_ERROR_FILE_NOT_EXIST (int)

File not exist.

SWOOLE_ERROR_FILE_TOO_LARGE (int)

File too large.

SWOOLE_ERROR_FILE_EMPTY (int)

File empty.

SWOOLE_ERROR_DNSLOOKUP_DUPLICATE_REQUEST (int)

DNS Lookup duplicate request.

SWOOLE_ERROR_DNSLOOKUP_RESOLVE_FAILED (int)

DNS Lookup resolve failed.

SWOOLE_ERROR_DNSLOOKUP_RESOLVE_TIMEOUT (int)

DNS Lookup resolve timeout.

SWOOLE_ERROR_DNSLOOKUP_UNSUPPORTED (int)

DNS Lookup unsupported.

SWOOLE_ERROR_DNSLOOKUP_NO_SERVER (int)

DNS Lookup no server.

SWOOLE_ERROR_BAD_IPV6_ADDRESS (int)

Bad ipv6 address.

SWOOLE_ERROR_UNREGISTERED_SIGNAL (int)

Unregistered signal.

SWOOLE_ERROR_BAD_HOST_ADDR (int)

Bad host addr.

SWOOLE_ERROR_EVENT_SOCKET_REMOVED (int)

Event socket removed.

SWOOLE_ERROR_SESSION_CLOSED_BY_SERVER (int)

Session closed by server.

SWOOLE_ERROR_SESSION_CLOSED_BY_CLIENT (int)

Session closed by client.

SWOOLE_ERROR_SESSION_CLOSING (int)

Session closing.

SWOOLE_ERROR_SESSION_CLOSED (int)

Session closed.

SWOOLE_ERROR_SESSION_NOT_EXIST (int)

Session not exist.

SWOOLE_ERROR_SESSION_INVALID_ID (int)

Session invalid id.

SWOOLE_ERROR_SESSION_DISCARD_TIMEOUT_DATA (int)

Session discard timeout data.

SWOOLE_ERROR_SESSION_DISCARD_DATA (int)

Session discard data.

SWOOLE_ERROR_OUTPUT_BUFFER_OVERFLOW (int)

Output buffer overflow.

SWOOLE_ERROR_OUTPUT_SEND_YIELD (int)

Output send yield

SWOOLE_ERROR_SSL_NOT_READY (int)

SSL not ready

SWOOLE_ERROR_SSL_CANNOT_USE_SENFILE (int)

SSL cannot use senfile

SWOOLE_ERROR_SSL_EMPTY_PEER_CERTIFICATE (int)

SSL empty peer certificate.

SWOOLE_ERROR_SSL_VERIFY_FAILED (int)

SSL verify failed.

SWOOLE_ERROR_SSL_BAD_CLIENT (int)

SSL bad client.

SWOOLE_ERROR_SSL_BAD_PROTOCOL (int)

SSL bad protocol.

SWOOLE_ERROR_SSL_RESET (int)

SSL reset.

SWOOLE_ERROR_SSL_HANDSHAKE_FAILED (int)

SSL handshake failed.

SWOOLE_ERROR_PACKAGE_LENGTH_TOO_LARGE (int)

Package length too large.

SWOOLE_ERROR_PACKAGE_LENGTH_NOT_FOUND (int)

Package length not found.

SWOOLE_ERROR_DATA_LENGTH_TOO_LARGE (int)

Data length too large.

SWOOLE_ERROR_PACKAGE_MALFORMED_DATA (int)

Package malformed error data.

SWOOLE_ERROR_TASK_PACKAGE_TOO_BIG (int)

Task package too big.

SWOOLE_ERROR_TASK_DISPATCH_FAIL (int)

Task dispatch fail.

SWOOLE_ERROR_TASK_TIMEOUT (int)

Task timeout.

SWOOLE_ERROR_HTTP2_STREAM_ID_TOO_BIG (int)

Http2 stream id too big.

SWOOLE_ERROR_HTTP2_STREAM_NO_HEADER (int)

Http2 stream no header.

SWOOLE_ERROR_HTTP2_STREAM_NOT_FOUND (int)

Http2 stream not found.

SWOOLE_ERROR_HTTP2_STREAM_IGNORE (int)

Http2 stream ignore.

SWOOLE_ERROR_HTTP2_SEND_CONTROL_FRAME_FAILED (int)

Http2 send control frame failed.

SWOOLE_ERROR_AIO_BAD_REQUEST (int)

Aio bad request.

SWOOLE_ERROR_AIO_CANCELED (int)

Aio canceled.

SWOOLE_ERROR_AIO_TIMEOUT (int)

Aio timeout.

SWOOLE_ERROR_CLIENT_NO_CONNECTION (int)

Client no connection.

SWOOLE_ERROR_SOCKET_CLOSED (int)

Socket closed.

SWOOLE_ERROR_SOCKET_POLL_TIMEOUT (int)

Socket poll timeout.

SWOOLE_ERROR_SOCKS5_UNSUPPORT_VERSION (int)

Socks5 unsupport version.

SWOOLE_ERROR_SOCKS5_UNSUPPORT_METHOD (int)

Socks5 unsupport method.

SWOOLE_ERROR_SOCKS5_AUTH_FAILED (int)

Socks5 auth failed.

SWOOLE_ERROR_SOCKS5_SERVER_ERROR (int)

Socks5 server error.

SWOOLE_ERROR_SOCKS5_HANDSHAKE_FAILED (int)

Socks5 handshake failed.

SWOOLE_ERROR_HTTP_PROXY_HANDSHAKE_ERROR (int)

Http proxy handshake error.

SWOOLE_ERROR_HTTP_INVALID_PROTOCOL (int)

Http invalid protocol.

SWOOLE_ERROR_HTTP_PROXY_HANDSHAKE_FAILED (int)

Http proxy handshake failed.

SWOOLE_ERROR_HTTP_PROXY_BAD_RESPONSE (int)

Http proxy bad response.

SWOOLE_ERROR_HTTP_CONFLICT_HEADER (int)

Http conflict header.

SWOOLE_ERROR_HTTP_CONTEXT_UNAVAILABLE (int)

Http context unavailable.

SWOOLE_ERROR_HTTP_COOKIE_UNAVAILABLE (int)

Http cookie unavailable.

SWOOLE_ERROR_WEBSOCKET_BAD_CLIENT (int)

Websocket bad client.

SWOOLE_ERROR_WEBSOCKET_BAD_OPCODE (int)

Websocket bad opcode.

SWOOLE_ERROR_WEBSOCKET_UNCONNECTED (int)

Websocket unconnected.

SWOOLE_ERROR_WEBSOCKET_HANDSHAKE_FAILED (int)

Websocket handshake failed.

SWOOLE_ERROR_WEBSOCKET_PACK_FAILED (int)

Websocket pack failed.

SWOOLE_ERROR_WEBSOCKET_UNPACK_FAILED (int)

Websocket unpack failed.

SWOOLE_ERROR_WEBSOCKET_INCOMPLETE_PACKET (int)

Websocket incomplete packet.

SWOOLE_ERROR_SERVER_MUST_CREATED_BEFORE_CLIENT (int)

Server must be created before client.

SWOOLE_ERROR_SERVER_TOO_MANY_SOCKET (int)

Server too many socket.

SWOOLE_ERROR_SERVER_WORKER_TERMINATED (int)

Server worker terminated.

SWOOLE_ERROR_SERVER_INVALID_LISTEN_PORT (int)

Server invalid listen port.

SWOOLE_ERROR_SERVER_TOO_MANY_LISTEN_PORT (int)

Server too many listen port.

SWOOLE_ERROR_SERVER_PIPE_BUFFER_FULL (int)

Server pipe buffer full.

SWOOLE_ERROR_SERVER_NO_IDLE_WORKER (int)

Server no idle worker.

SWOOLE_ERROR_SERVER_ONLY_START_ONE (int)

Server only start one.

SWOOLE_ERROR_SERVER_SEND_IN_MASTER (int)

Server send in master.

SWOOLE_ERROR_SERVER_INVALID_REQUEST (int)

Server invalid request.

SWOOLE_ERROR_SERVER_CONNECT_FAIL (int)

Server connect failed.

SWOOLE_ERROR_SERVER_INVALID_COMMAND (int)

Server invalid command.

SWOOLE_ERROR_SERVER_IS_NOT_REGULAR_FILE (int)

Server is not regular file.

SWOOLE_ERROR_SERVER_SEND_TO_WOKER_TIMEOUT (int)

Server send to woker timeout.

SWOOLE_ERROR_SERVER_INVALID_CALLBACK (int)

Server invalid callback.

SWOOLE_ERROR_SERVER_UNRELATED_THREAD (int)

Server unrelated thread.

SWOOLE_ERROR_SERVER_WORKER_EXIT_TIMEOUT (int)

Server worker exit timeout.

SWOOLE_ERROR_SERVER_WORKER_ABNORMAL_PIPE_DATA (int)

Server worker abnormal pipe data.

SWOOLE_ERROR_SERVER_WORKER_UNPROCESSED_DATA (int)

Server worker unprocessed data.

SWOOLE_ERROR_CO_OUT_OF_COROUTINE (int)

Coroutine out of coroutine.

SWOOLE_ERROR_CO_HAS_BEEN_BOUND (int)

Coroutine has been bound.

SWOOLE_ERROR_CO_HAS_BEEN_DISCARDED (int)

Coroutine has been discarded.

SWOOLE_ERROR_CO_MUTEX_DOUBLE_UNLOCK (int)

Coroutine mutex double unlock.

SWOOLE_ERROR_CO_BLOCK_OBJECT_LOCKED (int)

Coroutine block object locked.

SWOOLE_ERROR_CO_BLOCK_OBJECT_WAITING (int)

Coroutine block object waiting.

SWOOLE_ERROR_CO_YIELD_FAILED (int)

Coroutine yield failed.

SWOOLE_ERROR_CO_GETCONTEXT_FAILED (int)

Coroutine getcontext failed.

SWOOLE_ERROR_CO_SWAPCONTEXT_FAILED (int)

Coroutine swapcontext failed.

SWOOLE_ERROR_CO_MAKECONTEXT_FAILED (int)

Coroutine makecontext failed.

SWOOLE_ERROR_CO_IOCPINIT_FAILED (int)

Coroutine iocpinit failed.

SWOOLE_ERROR_CO_PROTECT_STACK_FAILED (int)

Coroutine protect stack failed.

SWOOLE_ERROR_CO_STD_THREAD_LINK_ERROR (int)

Coroutine std thread link error.

SWOOLE_ERROR_CO_DISABLED_MULTI_THREAD (int)

Coroutine disabled multi thread.

SWOOLE_ERROR_CO_CANNOT_CANCEL (int)

Coroutine cannot cancel.

SWOOLE_ERROR_CO_NOT_EXISTS (int)

Coroutine not exists.

SWOOLE_ERROR_CO_CANCELED (int)

Coroutine canceled.

SWOOLE_ERROR_CO_TIMEDOUT (int)

Coroutine timedout.

SWOOLE_ERROR_CO_SOCKET_CLOSE_WAIT (int)

Coroutine socket close wait.

SWOOLE_TRACE_SERVER (int)

Record server log flag.

SWOOLE_TRACE_CLIENT (int)

Record client log flag.

SWOOLE_TRACE_BUFFER (int)

Record buffer log flag.

SWOOLE_TRACE_CONN (int)

Record connect log flag.

SWOOLE_TRACE_EVENT (int)

Record event log flag.

SWOOLE_TRACE_WORKER (int)

Record worker log flag.

SWOOLE_TRACE_MEMORY (int)

Record memory log flag.

SWOOLE_TRACE_REACTOR (int)

Record reactor log flag.

SWOOLE_TRACE_PHP (int)

Record php log flag.

SWOOLE_TRACE_HTTP (int)

Record http log flag.

SWOOLE_TRACE_HTTP2 (int)

Record http2 log flag.

SWOOLE_TRACE_EOF_PROTOCOL (int)

Record eof protocol log flag.

SWOOLE_TRACE_LENGTH_PROTOCOL (int)

Record length protocol log flag.

SWOOLE_TRACE_CLOSE (int)

Record close event log flag.

SWOOLE_TRACE_WEBSOCKET (int)

Record websocket log flag.

SWOOLE_TRACE_REDIS_CLIENT (int)

Record redis client log flag.

SWOOLE_TRACE_MYSQL_CLIENT (int)

Record mysql client log flag.

SWOOLE_TRACE_HTTP_CLIENT (int)

Record http client log flag.

SWOOLE_TRACE_AIO (int)

Record AIO log flag.

SWOOLE_TRACE_SSL (int)

Record SSL log flag.

SWOOLE_TRACE_NORMAL (int)

Record normal log flag.

SWOOLE_TRACE_CHANNEL (int)

Record channel log flag.

SWOOLE_TRACE_TIMER (int)

Record timer log flag.

SWOOLE_TRACE_SOCKET (int)

Record socket log flag.

SWOOLE_TRACE_COROUTINE (int)

Record coroutine log flag.

SWOOLE_TRACE_CONTEXT (int)

Record context log flag.

SWOOLE_TRACE_CO_HTTP_SERVER (int)

Record coroutine http server log flag.

SWOOLE_TRACE_TABLE (int)

Record table log flag.

SWOOLE_TRACE_CO_CURL (int)

Record coroutine curl log flag.

SWOOLE_TRACE_CARES (int)

Record cares log flag.

SWOOLE_TRACE_ZLIB (int)

Record zlib log flag.

SWOOLE_TRACE_CO_PGSQL (int)

Record pgsql coroutine log flag.

SWOOLE_TRACE_CO_ODBC (int)

Record odbc coroutine log flag.

SWOOLE_TRACE_CO_ORACLE (int)

Record oracle coroutine log flag.

SWOOLE_TRACE_CO_SQLITE (int)

Record sqlite coroutine log flag.

SWOOLE_TRACE_ALL (int)

Record all level log flag.

SWOOLE_LOG_DEBUG (int)

Record debug level log flag.

SWOOLE_LOG_TRACE (int)

Record trace level log flag.

SWOOLE_LOG_INFO (int)

Record info level log flag.

SWOOLE_LOG_NOTICE (int)

Record notice level log flag.

SWOOLE_LOG_WARNING (int)

Record warning level log flag.

SWOOLE_LOG_ERROR (int)

Record error level log flag.

SWOOLE_LOG_NONE (int)

Equivalent to turning off log information, log information will not be thrown.

SWOOLE_LOG_ROTATION_SINGLE (int)

disable log rotation.

SWOOLE_LOG_ROTATION_MONTHLY (int)

Rotate logs monthly.

SWOOLE_LOG_ROTATION_DAILY (int)

Rotate logs daily.

SWOOLE_LOG_ROTATION_HOURLY (int)

Rotate logs hourly.

SWOOLE_LOG_ROTATION_EVERY_MINUTE (int)

Rotate logs every minute.

SWOOLE_IPC_NONE (int)

Do not use any inter-process communication (IPC) features.

SWOOLE_IPC_UNIXSOCK (int)

For inter-process communication (IPC), using Unix domain sockets (UnixSocket) in coroutine mode is highly recommended.

SWOOLE_IPC_SOCKET (int)

To use sockets for inter-process communication (IPC), the listen method must be called to specify the address and port to monitor.

SWOOLE_IOV_MAX (int)

MAX iov limit.

SWOOLE_IOURING_DEFAULT (int)

In interrupt-driven mode, I/O requests can be submitted via the io_uring_enter syscall, and completion is determined by directly checking the completion queue status.

SWOOLE_IOURING_SQPOLL (int)

In kernel polling mode, the kernel creates dedicated threads to submit and reap I/O requests, nearly eliminating user-kernel context switches.

SWOOLE_BASE (int)

Basic mode.

SWOOLE_PROCESS (int)

Multi-process mode.

SWOOLE_THREAD (int)

Multi-thread mode.

SWOOLE_IPC_UNSOCK (int)

The task process communicates with the worker process using a Unix Socket.

SWOOLE_IPC_MSGQUEUE (int)

The task process communicates with the worker process using a sysvmsg queue.

SWOOLE_IPC_PREEMPTIVE (int)

The task process communicates with the worker process using a preemptive mode over a sysvmsg queue.

SWOOLE_SERVER_COMMAND_MASTER (int)

Master process accept requests.

SWOOLE_SERVER_COMMAND_MANAGER (int)

Manager process accept requests.

SWOOLE_SERVER_COMMAND_REACTOR_THREAD (int)

Reactor thread accept requests.

SWOOLE_SERVER_COMMAND_EVENT_WORKER (int)

Event worker thread process accept requests.

SWOOLE_SERVER_COMMAND_TASK_WORKER (int)

Task worker thread process accept requests.

SWOOLE_DISPATCH_ROUND (int)

Round robin mode, each Worker process will be allocated sequentially for every received connection.

SWOOLE_DISPATCH_FDMOD (int)

Allocate Worker based on the connection's file descriptor. This ensures that data from the same connection will be processed by the same Worker only.

SWOOLE_DISPATCH_IDLE_WORKER (int)

The main process will choose delivery based on the workload status of the Worker, delivering only to idle Workers.

SWOOLE_DISPATCH_IPMOD (int)

Allocate based on client IP using modulo hash, assigning to a specific Worker process. This ensures that data from the same source IP connection will always be assigned to the same Worker process. Algorithm: inet_addr_mod(ClientIP, worker_num).

SWOOLE_DISPATCH_UIDMOD (int)

Requires binding a connection to a unique uid by calling Server->bind() in the user code. Then, the underlying system allocates to different Worker processes based on the value of UID. Algorithm: UID % worker_num. To use strings as UID, you can use crc32(UID_STRING).

SWOOLE_DISPATCH_USERFUNC (int)

Set a dispatch_func callback function, where its return value determines which process handles the request.

SWOOLE_DISPATCH_CO_CONN_LB (int)

Determine which process handles the request based on the number of connections.

SWOOLE_DISPATCH_CO_REQ_LB (int)

Determine which process handles the request based on the number of requests.

SWOOLE_DISPATCH_CONCURRENT_LB (int)

Determine which process handles the request based on concurrency count.

SWOOLE_WORKER_BUSY (int)

Process is busy.

SWOOLE_WORKER_IDLE (int)

Process is idle.

SWOOLE_WORKER_EXIT (int)

Process exited.

SWOOLE_MUTEX (int)

Mutex lock.

SWOOLE_RWLOCK (int)

RW lock.

SWOOLE_SPINLOCK (int)

Spin lock.

SWOOLE_CORO_MAX_NUM_LIMIT (int)

Maximum number of coroutines created(PHP_INT_MAX).

SWOOLE_CORO_INIT (int)

Coroutine initializing.

SWOOLE_CORO_WAITING (int)

Coroutine yield.

SWOOLE_CORO_RUNNING (int)

Coroutine completed

SWOOLE_CORO_END (int)

Coroutine completed.

SWOOLE_EXIT_IN_COROUTINE (int)

Executing exit() function in coroutine.

SWOOLE_EXIT_IN_SERVER (int)

Executing exit() function in server.

SWOOLE_HTTP2_TYPE_DATA (int)

HTTP2 data frame.

SWOOLE_HTTP2_TYPE_HEADERS (int)

HTTP2 headers frame.

SWOOLE_HTTP2_TYPE_PRIORITY (int)

HTTP2 priority frame.

SWOOLE_HTTP2_TYPE_RST_STREAM (int)

HTTP2 rst stream frame.

SWOOLE_HTTP2_TYPE_SETTINGS (int)

HTTP2 settings frame.

SWOOLE_HTTP2_TYPE_PUSH_PROMISE (int)

HTTP2 push promise frame.

SWOOLE_HTTP2_TYPE_PING (int)

HTTP2 ping frame.

SWOOLE_HTTP2_TYPE_GOAWAY (int)

HTTP2 goaway frame.

SWOOLE_HTTP2_TYPE_WINDOW_UPDATE (int)

HTTP2 window update frame.

SWOOLE_HTTP2_TYPE_CONTINUATION (int)

HTTP2 continuation frame.

SWOOLE_HTTP2_ERROR_NO_ERROR (int)

HTTP2 no error.

SWOOLE_HTTP2_ERROR_PROTOCOL_ERROR (int)

HTTP2 protocol error.

SWOOLE_HTTP2_ERROR_INTERNAL_ERROR (int)

HTTP2 internal error.

SWOOLE_HTTP2_ERROR_FLOW_CONTROL_ERROR (int)

HTTP2 flow control error.

SWOOLE_HTTP2_ERROR_SETTINGS_TIMEOUT (int)

HTTP2 setting timeout error.

SWOOLE_HTTP2_ERROR_STREAM_CLOSED (int)

HTTP2 stream closed error.

SWOOLE_HTTP2_ERROR_FRAME_SIZE_ERROR (int)

HTTP2 frame size error error.

SWOOLE_HTTP2_ERROR_REFUSED_STREAM (int)

HTTP2 refused stream error.

SWOOLE_HTTP2_ERROR_CANCEL (int)

HTTP2 cancel error.

SWOOLE_HTTP2_ERROR_COMPRESSION_ERROR (int)

HTTP2 compression error.

SWOOLE_HTTP2_ERROR_CONNECT_ERROR (int)

HTTP2 connect error.

SWOOLE_HTTP2_ERROR_ENHANCE_YOUR_CALM (int)

HTTP2 enhance your calm error.

SWOOLE_HTTP2_ERROR_INADEQUATE_SECURITY (int)

HTTP2 inadequate security error.

SWOOLE_HTTP2_ERROR_HTTP_1_1_REQUIRED (int)

HTTP2 require http1.1 error.

SWOOLE_HTTP_CLIENT_ESTATUS_CONNECT_FAILED (int)

Connection timeout, the server is not listening on the port or there is a network failure, you can read $errCode to get the specific network error code.

SWOOLE_HTTP_CLIENT_ESTATUS_REQUEST_TIMEOUT (int)

Request timeout, the server did not return a response within the specified timeout time.

SWOOLE_HTTP_CLIENT_ESTATUS_SERVER_RESET (int)

After the client's request is sent, the server forcefully disconnects the connection.

SWOOLE_HTTP_CLIENT_ESTATUS_SEND_FAILED (int)

Client send failed (this constant is available in Swoole version >= v4.5.9, for versions less than this, please use the status code).

SWOOLE_MSGQUEUE_ORIENT (int)

Swoole\Process::pop() will return specific data in the queue with the message type as process id + 1, Swoole\Process::push() will add the type process id + 1 to the message.

SWOOLE_MSGQUEUE_BALANCE (int)

Swoole\Process::pop() will return the first message in the queue, Swoole\Process::push() will not add a specific type to the message.

SWOOLE_HOOK_TCP (int)

Coroutine-based stream of TCP Socket type, including the most common ones like Redis, PDO, Mysqli.

SWOOLE_HOOK_UDP (int)

Coroutine-based stream of UDP Socket type.

SWOOLE_HOOK_UNIX (int)

Coroutine-based stream for Unix Stream Socket type.

SWOOLE_HOOK_UDG (int)

Coroutine-based stream for UDG Stream Socket type.

SWOOLE_HOOK_SSL (int)

Coroutine-based stream for SSL Stream Socket type.

SWOOLE_HOOK_TLS (int)

Coroutine-based stream for TLS Stream Socket type.

SWOOLE_HOOK_STREAM_FUNCTION (int)

Coroutine-based stream_*() function.

SWOOLE_HOOK_FILE (int)

Coroutine-based file operations.

SWOOLE_HOOK_STDIO (int)

Coroutine-based STDIO operations.

SWOOLE_HOOK_SLEEP (int)

Coroutine-based sleep operations, including sleep, usleep, time_nanosleep, time_sleep_until.

SWOOLE_HOOK_PROC (int)

Coroutine-based proc* functions, including: proc_open, proc_close, proc_get_status, proc_terminate.

SWOOLE_HOOK_CURL (int)

Coroutine-based for curl extension.

SWOOLE_HOOK_NATIVE_CURL (int)

Coroutine-based for native curl extension.

SWOOLE_HOOK_BLOCKING_FUNCTION (int)

Coroutine-based for blocking function, include gethostbyname, exec, shell_exec.

SWOOLE_HOOK_SOCKETS (int)

Coroutine-based for the sockets extension

SWOOLE_HOOK_PDO_PGSQL (int)

Coroutine-based for pdo_pgsql extension.

SWOOLE_HOOK_PDO_ODBC (int)

Coroutine-based for pdo_odbc extension.

SWOOLE_HOOK_PDO_ORACLE (int)

Coroutine-based for pdo_oci extension.

SWOOLE_HOOK_PDO_SQLITE (int)

Coroutine-based for pdo_sqlite extension.

SWOOLE_HOOK_ALL (int)

Coroutine-based for all block functions and extensions.

SOCKET_ECANCELED (int)

Socket ecanceled error.

TCP_INFO (int)

TCP_INFO.

SWOOLE_TIMER_MIN_MS (int)

Minimum supported timer interval (in milliseconds).

SWOOLE_TIMER_MIN_SEC (double)

Minimum supported timer interval (in seconds).

SWOOLE_TIMER_MAX_MS (int)

Maximum supported timer interval (in milliseconds).

SWOOLE_TIMER_MAX_SEC (int)

Maximum supported timer interval (in seconds).

SWOOLE_WEBSOCKET_STATUS_CONNECTION (int)

WebSocket is establishing a connection.

SWOOLE_WEBSOCKET_STATUS_HANDSHAKE (int)

The WebSocket is in the handshake phase.

SWOOLE_WEBSOCKET_STATUS_ACTIVE (int)

Active WebSocket connection.

SWOOLE_WEBSOCKET_STATUS_CLOSING (int)

WebSocket connection is closed.

SWOOLE_WEBSOCKET_OPCODE_CONTINUATION (int)

Websocket continuation frame.

SWOOLE_WEBSOCKET_OPCODE_TEXT (int)

Websocket text frame.

SWOOLE_WEBSOCKET_OPCODE_BINARY (int)

Websocket binary frame.

SWOOLE_WEBSOCKET_OPCODE_CLOSE (int)

Websocket close frame.

SWOOLE_WEBSOCKET_OPCODE_PING (int)

Websocket ping frame.

SWOOLE_WEBSOCKET_OPCODE_PONG (int)

Websocket pong frame.

SWOOLE_WEBSOCKET_FLAG_FIN (int)

Websocket FIN flag.

SWOOLE_WEBSOCKET_FLAG_RSV1 (int)

Websocket RSV1 flag.

SWOOLE_WEBSOCKET_FLAG_RSV2 (int)

Websocket RSV2 flag.

SWOOLE_WEBSOCKET_FLAG_RSV3 (int)

Websocket RSV3 flag.

SWOOLE_WEBSOCKET_FLAG_MASK (int)

Websocket MASK flag.

SWOOLE_WEBSOCKET_FLAG_COMPRESS (int)

Websocket COMPRESS flag.

SWOOLE_WEBSOCKET_CLOSE_NORMAL (int)

Normal closure (connection completed successfully).

SWOOLE_WEBSOCKET_CLOSE_GOING_AWAY (int)

Endpoint is going away (e.g., browser tab closed).

SWOOLE_WEBSOCKET_CLOSE_PROTOCOL_ERROR (int)

Protocol error (malformed data frame).

SWOOLE_WEBSOCKET_CLOSE_DATA_ERROR (int)

Received unsupported data (e.g., binary when expecting text).

SWOOLE_WEBSOCKET_CLOSE_STATUS_ERROR (int)

No status code provided (sent as a placeholder).

SWOOLE_WEBSOCKET_CLOSE_ABNORMAL (int)

Abnormal closure (no close frame received, e.g., TCP reset).

SWOOLE_WEBSOCKET_CLOSE_MESSAGE_ERROR (int)

Invalid data (e.g., non-UTF-8 text in a text frame).

SWOOLE_WEBSOCKET_CLOSE_POLICY_ERROR (int)

Policy violation (e.g., unauthorized action).

SWOOLE_WEBSOCKET_CLOSE_MESSAGE_TOO_BIG (int)

Message too large (exceeds server’s max size).

SWOOLE_WEBSOCKET_CLOSE_EXTENSION_MISSING (int)

Client didn’t negotiate required extensions.

SWOOLE_WEBSOCKET_CLOSE_SERVER_ERROR (int)

Server encountered an error.

SWOOLE_WEBSOCKET_CLOSE_CLOSE_SERVICE_RESTART (int)

Server is restarting (temporary condition).

SWOOLE_WEBSOCKET_CLOSE_TRY_AGAIN_LATER (int)

Temporary server overload (client should retry).

SWOOLE_WEBSOCKET_CLOSE_BAD_GATEWAY (int)

Invalid response from upstream server.

SWOOLE_WEBSOCKET_CLOSE_TLS (int)

TLS handshake failed (used when HTTPS fails).