Feature/bacnet secure connect hub (#818)

* Added BACnet Secure Connect datalink. * Added BACnet/SC hub application --------- Co-authored-by: Kirill Neznamov <kirill.neznamov@dsr-corporation.com> Co-authored-by: Mikhail Antropov <michail.antropov@dsr-corporation.com> Co-authored-by: Ondřej Hruška <ondra@ondrovo.com> Co-authored-by: Patrick Grimm <patrick@lunatiki.de>
2024-11-04 07:05:26 -06:00
parent 90cdc4920b
commit cf77abac9b
161 changed files with 82982 additions and 23 deletions
@@ -0,0 +1,129 @@
+/**
+ * @file
+ * @brief Implementation of global websocket functions.
+ * @author Kirill Neznamov <kirill.neznamov@dsr-corporation.com>
+ * @date May 2022
+ * @copyright SPDX-License-Identifier: GPL-2.0-or-later WITH GCC-exception-2.0
+ */
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <pthread.h>
+#include <libwebsockets.h>
+#include "websocket-global.h"
+#include "bacnet/basic/sys/debug.h"
+
+#if LWS_MAX_SMP <= 1
+#warning \
+    "Libwebsockets must be built with LWS_MAX_SMP > 1 (otherwise it does not support thread synchronization in correct way)"
+#endif
+
+static pthread_mutex_t websocket_mutex = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+static pthread_mutex_t websocket_dispatch_mutex =
+    PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
+
+#if (BSC_DEBUG_WEBSOCKET_MUTEX_ENABLED != 1)
+
+void bsc_websocket_global_lock(void)
+{
+    pthread_mutex_lock(&websocket_mutex);
+}
+
+void bsc_websocket_global_unlock(void)
+{
+    pthread_mutex_unlock(&websocket_mutex);
+}
+
+void bws_dispatch_lock(void)
+{
+    pthread_mutex_lock(&websocket_dispatch_mutex);
+}
+
+void bws_dispatch_unlock(void)
+{
+    pthread_mutex_unlock(&websocket_dispatch_mutex);
+}
+
+#else
+static volatile int websocket_mutex_cnt = 0;
+static volatile int websocket_dispatch_mutex_cnt = 0;
+
+void bsc_websocket_global_lock_dbg(char *f, int line)
+{
+    printf(
+        "bsc_websocket_global_lock_dbg() >>> %s:%d lock_cnt %d tid = %ld\n", f,
+        line, websocket_mutex_cnt, pthread_self());
+    websocket_mutex_cnt++;
+    fflush(stdout);
+    pthread_mutex_lock(&websocket_mutex);
+    printf(
+        "bsc_websocket_global_lock_dbg() <<< lock_cnt %d tid = %ld\n",
+        websocket_mutex_cnt, pthread_self());
+    fflush(stdout);
+}
+
+void bsc_websocket_global_unlock_dbg(char *f, int line)
+{
+    printf(
+        "bsc_websocket_global_unlock_dbg() >>> %s:%d lock_cnt %d tid = %ld\n",
+        f, line, websocket_mutex_cnt, pthread_self());
+    websocket_mutex_cnt--;
+    fflush(stdout);
+    pthread_mutex_unlock(&websocket_mutex);
+    printf(
+        "bsc_websocket_global_unlock_dbg() <<< lock_cnt %d tid = %ld\n",
+        websocket_mutex_cnt, pthread_self());
+    fflush(stdout);
+}
+
+void bws_dispatch_lock_dbg(char *f, int line)
+{
+    printf(
+        "bws_dispatch_lock_dbg() >>> %s:%d lock_cnt %d tid = %ld\n", f, line,
+        websocket_dispatch_mutex_cnt, pthread_self());
+    websocket_dispatch_mutex_cnt++;
+    fflush(stdout);
+    pthread_mutex_lock(&websocket_dispatch_mutex);
+    printf(
+        "bws_dispatch_lock_dbg() <<< lock_cnt %d tid = %ld\n",
+        websocket_dispatch_mutex_cnt, pthread_self());
+    fflush(stdout);
+}
+
+void bws_dispatch_unlock_dbg(char *f, int line)
+{
+    printf(
+        "bws_dispatch_unlock_dbg() >>> %s:%d lock_cnt %d  tid = %ld\n", f, line,
+        websocket_dispatch_mutex_cnt, pthread_self());
+    websocket_dispatch_mutex_cnt--;
+    fflush(stdout);
+    pthread_mutex_unlock(&websocket_dispatch_mutex);
+    printf(
+        "bws_dispatch_unlock_dbg() <<< lock_cnt %d tid = %ld\n",
+        websocket_dispatch_mutex_cnt, pthread_self());
+    fflush(stdout);
+}
+
+#endif
+
+static bool bsc_websocket_log_initialized = false;
+
+void bsc_websocket_init_log(void)
+{
+    bsc_websocket_global_lock();
+    if (!bsc_websocket_log_initialized) {
+        bsc_websocket_log_initialized = true;
+#if DEBUG_LIBWEBSOCKETS_ENABLED == 1
+        printf("LWS_MAX_SMP = %d", LWS_MAX_SMP);
+        lws_set_log_level(
+            LLL_ERR | LLL_WARN | LLL_NOTICE | LLL_INFO | LLL_DEBUG |
+                LLL_PARSER | LLL_HEADER | LLL_EXT | LLL_CLIENT | LLL_LATENCY |
+                LLL_USER | LLL_THREAD,
+            NULL);
+#else
+        lws_set_log_level(0, NULL);
+#endif
+    }
+    bsc_websocket_global_unlock();
+}