435 lines
10 KiB
C++
435 lines
10 KiB
C++
/*
|
|
* libwebsockets - small server side websockets and web server implementation
|
|
*
|
|
* Copyright (C) 2010-2018 Andy Green <andy@warmcat.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation:
|
|
* version 2.1 of the License.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301 USA
|
|
*/
|
|
|
|
/** @file */
|
|
|
|
#ifndef LIBWEBSOCKET_H_3060898B846849FF9F88F5DB59B5950C
|
|
#define LIBWEBSOCKET_H_3060898B846849FF9F88F5DB59B5950C
|
|
|
|
#ifdef __cplusplus
|
|
#include <cstddef>
|
|
#include <cstdarg>
|
|
|
|
extern "C" {
|
|
#else
|
|
#include <stdarg.h>
|
|
#endif
|
|
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "lws_config.h"
|
|
|
|
/*
|
|
* CARE: everything using cmake defines needs to be below here
|
|
*/
|
|
|
|
#if defined(LWS_HAS_INTPTR_T)
|
|
#include <stdint.h>
|
|
#define lws_intptr_t intptr_t
|
|
#else
|
|
typedef unsigned long long lws_intptr_t;
|
|
#endif
|
|
|
|
#if defined(WIN32) || defined(_WIN32)
|
|
#ifndef WIN32_LEAN_AND_MEAN
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#endif
|
|
|
|
#include <winsock2.h>
|
|
#include <ws2tcpip.h>
|
|
#include <stddef.h>
|
|
#include <basetsd.h>
|
|
#include <io.h>
|
|
#ifndef _WIN32_WCE
|
|
#include <fcntl.h>
|
|
#else
|
|
#define _O_RDONLY 0x0000
|
|
#define O_RDONLY _O_RDONLY
|
|
#endif
|
|
|
|
#define LWS_INLINE __inline
|
|
#define LWS_VISIBLE
|
|
#define LWS_WARN_UNUSED_RESULT
|
|
#define LWS_WARN_DEPRECATED
|
|
#define LWS_FORMAT(string_index)
|
|
|
|
#if !defined(LWS_EXTERN)
|
|
#ifdef LWS_DLL
|
|
#ifdef LWS_INTERNAL
|
|
#define LWS_EXTERN extern __declspec(dllexport)
|
|
#else
|
|
#define LWS_EXTERN extern __declspec(dllimport)
|
|
#endif
|
|
#else
|
|
#define LWS_EXTERN
|
|
#endif
|
|
#endif
|
|
|
|
#define LWS_INVALID_FILE INVALID_HANDLE_VALUE
|
|
#define LWS_O_RDONLY _O_RDONLY
|
|
#define LWS_O_WRONLY _O_WRONLY
|
|
#define LWS_O_CREAT _O_CREAT
|
|
#define LWS_O_TRUNC _O_TRUNC
|
|
|
|
#ifndef __func__
|
|
#define __func__ __FUNCTION__
|
|
#endif
|
|
|
|
#else /* NOT WIN32 */
|
|
#include <unistd.h>
|
|
#if defined(LWS_HAVE_SYS_CAPABILITY_H) && defined(LWS_HAVE_LIBCAP)
|
|
#include <sys/capability.h>
|
|
#endif
|
|
|
|
#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__QNX__) || defined(__OpenBSD__)
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#endif
|
|
|
|
#define LWS_INLINE inline
|
|
#define LWS_O_RDONLY O_RDONLY
|
|
#define LWS_O_WRONLY O_WRONLY
|
|
#define LWS_O_CREAT O_CREAT
|
|
#define LWS_O_TRUNC O_TRUNC
|
|
|
|
#if !defined(LWS_PLAT_OPTEE) && !defined(OPTEE_TA) && !defined(LWS_WITH_ESP32)
|
|
#include <poll.h>
|
|
#include <netdb.h>
|
|
#define LWS_INVALID_FILE -1
|
|
#else
|
|
#define getdtablesize() (30)
|
|
#if defined(LWS_WITH_ESP32)
|
|
#define LWS_INVALID_FILE NULL
|
|
#else
|
|
#define LWS_INVALID_FILE NULL
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(__GNUC__)
|
|
|
|
/* warn_unused_result attribute only supported by GCC 3.4 or later */
|
|
#if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
|
|
#define LWS_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
|
|
#else
|
|
#define LWS_WARN_UNUSED_RESULT
|
|
#endif
|
|
|
|
#define LWS_VISIBLE __attribute__((visibility("default")))
|
|
#define LWS_WARN_DEPRECATED __attribute__ ((deprecated))
|
|
#define LWS_FORMAT(string_index) __attribute__ ((format(printf, string_index, string_index+1)))
|
|
#else
|
|
#define LWS_VISIBLE
|
|
#define LWS_WARN_UNUSED_RESULT
|
|
#define LWS_WARN_DEPRECATED
|
|
#define LWS_FORMAT(string_index)
|
|
#endif
|
|
|
|
#if defined(__ANDROID__)
|
|
#include <netinet/in.h>
|
|
#include <unistd.h>
|
|
#define getdtablesize() sysconf(_SC_OPEN_MAX)
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#if defined(LWS_WITH_LIBEV)
|
|
#include <ev.h>
|
|
#endif /* LWS_WITH_LIBEV */
|
|
#ifdef LWS_WITH_LIBUV
|
|
#include <uv.h>
|
|
#ifdef LWS_HAVE_UV_VERSION_H
|
|
#include <uv-version.h>
|
|
#endif
|
|
#ifdef LWS_HAVE_NEW_UV_VERSION_H
|
|
#include <uv/version.h>
|
|
#endif
|
|
#endif /* LWS_WITH_LIBUV */
|
|
#if defined(LWS_WITH_LIBEVENT)
|
|
#include <event2/event.h>
|
|
#endif /* LWS_WITH_LIBEVENT */
|
|
|
|
#ifndef LWS_EXTERN
|
|
#define LWS_EXTERN extern
|
|
#endif
|
|
|
|
#ifdef _WIN32
|
|
#define random rand
|
|
#else
|
|
#if !defined(OPTEE_TA)
|
|
#include <sys/time.h>
|
|
#include <unistd.h>
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(LWS_WITH_TLS)
|
|
|
|
#ifdef USE_WOLFSSL
|
|
#ifdef USE_OLD_CYASSL
|
|
#ifdef _WIN32
|
|
/*
|
|
* Include user-controlled settings for windows from
|
|
* <wolfssl-root>/IDE/WIN/user_settings.h
|
|
*/
|
|
#include <IDE/WIN/user_settings.h>
|
|
#include <cyassl/ctaocrypt/settings.h>
|
|
#else
|
|
#include <cyassl/options.h>
|
|
#endif
|
|
#include <cyassl/openssl/ssl.h>
|
|
#include <cyassl/error-ssl.h>
|
|
|
|
#else
|
|
#ifdef _WIN32
|
|
/*
|
|
* Include user-controlled settings for windows from
|
|
* <wolfssl-root>/IDE/WIN/user_settings.h
|
|
*/
|
|
#include <IDE/WIN/user_settings.h>
|
|
#include <wolfssl/wolfcrypt/settings.h>
|
|
#else
|
|
#include <wolfssl/options.h>
|
|
#endif
|
|
#include <wolfssl/openssl/ssl.h>
|
|
#include <wolfssl/error-ssl.h>
|
|
#endif /* not USE_OLD_CYASSL */
|
|
#else
|
|
#if defined(LWS_WITH_MBEDTLS)
|
|
#if defined(LWS_WITH_ESP32)
|
|
/* this filepath is passed to us but without quotes or <> */
|
|
#undef MBEDTLS_CONFIG_FILE
|
|
#define MBEDTLS_CONFIG_FILE <mbedtls/esp_config.h>
|
|
#endif
|
|
#include <mbedtls/ssl.h>
|
|
#else
|
|
#include <openssl/ssl.h>
|
|
#if !defined(LWS_WITH_MBEDTLS)
|
|
#include <openssl/err.h>
|
|
#endif
|
|
#endif
|
|
#endif /* not USE_WOLFSSL */
|
|
#endif
|
|
|
|
/*
|
|
* Helpers for pthread mutex in user code... if lws is built for
|
|
* multiple service threads, these resolve to pthread mutex
|
|
* operations. In the case LWS_MAX_SMP is 1 (the default), they
|
|
* are all NOPs and no pthread type or api is referenced.
|
|
*/
|
|
|
|
#if LWS_MAX_SMP > 1
|
|
|
|
#include <pthread.h>
|
|
|
|
#define lws_pthread_mutex(name) pthread_mutex_t name;
|
|
|
|
static LWS_INLINE void
|
|
lws_pthread_mutex_init(pthread_mutex_t *lock)
|
|
{
|
|
pthread_mutex_init(lock, NULL);
|
|
}
|
|
|
|
static LWS_INLINE void
|
|
lws_pthread_mutex_destroy(pthread_mutex_t *lock)
|
|
{
|
|
pthread_mutex_destroy(lock);
|
|
}
|
|
|
|
static LWS_INLINE void
|
|
lws_pthread_mutex_lock(pthread_mutex_t *lock)
|
|
{
|
|
pthread_mutex_lock(lock);
|
|
}
|
|
|
|
static LWS_INLINE void
|
|
lws_pthread_mutex_unlock(pthread_mutex_t *lock)
|
|
{
|
|
pthread_mutex_unlock(lock);
|
|
}
|
|
|
|
#else
|
|
#define lws_pthread_mutex(name)
|
|
#define lws_pthread_mutex_init(_a)
|
|
#define lws_pthread_mutex_destroy(_a)
|
|
#define lws_pthread_mutex_lock(_a)
|
|
#define lws_pthread_mutex_unlock(_a)
|
|
#endif
|
|
|
|
|
|
#define CONTEXT_PORT_NO_LISTEN -1
|
|
#define CONTEXT_PORT_NO_LISTEN_SERVER -2
|
|
|
|
#include <libwebsockets/lws-logs.h>
|
|
|
|
|
|
#include <stddef.h>
|
|
|
|
#ifndef lws_container_of
|
|
#define lws_container_of(P,T,M) ((T *)((char *)(P) - offsetof(T, M)))
|
|
#endif
|
|
|
|
struct lws;
|
|
|
|
typedef int64_t lws_usec_t;
|
|
|
|
/* api change list for user code to test against */
|
|
|
|
#define LWS_FEATURE_SERVE_HTTP_FILE_HAS_OTHER_HEADERS_ARG
|
|
|
|
/* the struct lws_protocols has the id field present */
|
|
#define LWS_FEATURE_PROTOCOLS_HAS_ID_FIELD
|
|
|
|
/* you can call lws_get_peer_write_allowance */
|
|
#define LWS_FEATURE_PROTOCOLS_HAS_PEER_WRITE_ALLOWANCE
|
|
|
|
/* extra parameter introduced in 917f43ab821 */
|
|
#define LWS_FEATURE_SERVE_HTTP_FILE_HAS_OTHER_HEADERS_LEN
|
|
|
|
/* File operations stuff exists */
|
|
#define LWS_FEATURE_FOPS
|
|
|
|
|
|
#if defined(_WIN32)
|
|
#if !defined(LWS_WIN32_HANDLE_TYPES)
|
|
typedef SOCKET lws_sockfd_type;
|
|
typedef HANDLE lws_filefd_type;
|
|
#endif
|
|
|
|
struct lws_pollfd {
|
|
lws_sockfd_type fd; /**< file descriptor */
|
|
SHORT events; /**< which events to respond to */
|
|
SHORT revents; /**< which events happened */
|
|
};
|
|
#define LWS_POLLHUP (FD_CLOSE)
|
|
#define LWS_POLLIN (FD_READ | FD_ACCEPT)
|
|
#define LWS_POLLOUT (FD_WRITE)
|
|
#else
|
|
|
|
|
|
#if defined(LWS_WITH_ESP32)
|
|
#include <libwebsockets/lws-esp32.h>
|
|
#else
|
|
typedef int lws_sockfd_type;
|
|
typedef int lws_filefd_type;
|
|
#endif
|
|
|
|
#define lws_pollfd pollfd
|
|
#define LWS_POLLHUP (POLLHUP|POLLERR)
|
|
#define LWS_POLLIN (POLLIN)
|
|
#define LWS_POLLOUT (POLLOUT)
|
|
#endif
|
|
|
|
|
|
#if (defined(WIN32) || defined(_WIN32)) && !defined(__MINGW32__)
|
|
/* ... */
|
|
#define ssize_t SSIZE_T
|
|
#endif
|
|
|
|
#if defined(WIN32) && defined(LWS_HAVE__STAT32I64)
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#endif
|
|
|
|
#if defined(LWS_HAVE_STDINT_H)
|
|
#include <stdint.h>
|
|
#else
|
|
#if defined(WIN32) || defined(_WIN32)
|
|
/* !!! >:-[ */
|
|
typedef unsigned __int32 uint32_t;
|
|
typedef unsigned __int16 uint16_t;
|
|
typedef unsigned __int8 uint8_t;
|
|
#else
|
|
typedef unsigned int uint32_t;
|
|
typedef unsigned short uint16_t;
|
|
typedef unsigned char uint8_t;
|
|
#endif
|
|
#endif
|
|
|
|
typedef unsigned long long lws_filepos_t;
|
|
typedef long long lws_fileofs_t;
|
|
typedef uint32_t lws_fop_flags_t;
|
|
|
|
/** struct lws_pollargs - argument structure for all external poll related calls
|
|
* passed in via 'in' */
|
|
struct lws_pollargs {
|
|
lws_sockfd_type fd; /**< applicable socket descriptor */
|
|
int events; /**< the new event mask */
|
|
int prev_events; /**< the previous event mask */
|
|
};
|
|
|
|
struct lws_extension; /* needed even with ws exts disabled for create context */
|
|
struct lws_token_limits;
|
|
struct lws_context;
|
|
struct lws_tokens;
|
|
struct lws_vhost;
|
|
struct lws;
|
|
|
|
#include <libwebsockets/lws-ws-close.h>
|
|
#include <libwebsockets/lws-callbacks.h>
|
|
#include <libwebsockets/lws-ws-state.h>
|
|
#include <libwebsockets/lws-ws-ext.h>
|
|
#include <libwebsockets/lws-protocols-plugins.h>
|
|
#include <libwebsockets/lws-plugin-generic-sessions.h>
|
|
#include <libwebsockets/lws-context-vhost.h>
|
|
#include <libwebsockets/lws-client.h>
|
|
#include <libwebsockets/lws-http.h>
|
|
#include <libwebsockets/lws-spa.h>
|
|
#include <libwebsockets/lws-purify.h>
|
|
#include <libwebsockets/lws-timeout-timer.h>
|
|
#include <libwebsockets/lws-service.h>
|
|
#include <libwebsockets/lws-write.h>
|
|
#include <libwebsockets/lws-writeable.h>
|
|
#include <libwebsockets/lws-adopt.h>
|
|
#include <libwebsockets/lws-network-helper.h>
|
|
#include <libwebsockets/lws-misc.h>
|
|
#include <libwebsockets/lws-ring.h>
|
|
#include <libwebsockets/lws-sha1-base64.h>
|
|
#include <libwebsockets/lws-x509.h>
|
|
#include <libwebsockets/lws-cgi.h>
|
|
#include <libwebsockets/lws-vfs.h>
|
|
#include <libwebsockets/lws-lejp.h>
|
|
#include <libwebsockets/lws-stats.h>
|
|
#include <libwebsockets/lws-threadpool.h>
|
|
#include <libwebsockets/lws-tokenize.h>
|
|
#include <libwebsockets/lws-lwsac.h>
|
|
#include <libwebsockets/lws-fts.h>
|
|
#include <libwebsockets/lws-diskcache.h>
|
|
|
|
#if defined(LWS_WITH_TLS)
|
|
|
|
#if defined(LWS_WITH_MBEDTLS)
|
|
#include <mbedtls/sha1.h>
|
|
#include <mbedtls/sha256.h>
|
|
#include <mbedtls/sha512.h>
|
|
#endif
|
|
|
|
#include <libwebsockets/lws-genhash.h>
|
|
#include <libwebsockets/lws-genrsa.h>
|
|
#include <libwebsockets/lws-jwk.h>
|
|
#include <libwebsockets/lws-jws.h>
|
|
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|