wip

src/rest/restd.c

@@ -0,0 +1,183 @@
+
+
+/*!
+ * restd.h
+ *
+ * Copyright (c) 2015-2020, NADAL Jean-Baptiste. All rights reserved.
+ *
+ * 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; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * 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
+ * 
+ * @Author:  NADAL Jean-Baptiste
+ * @Date: 07/02/2020
+ *
+ */
+
+/*------------------------------- INCLUDES ----------------------------------*/
+
+#include <event2/buffer.h>
+#include <event2/bufferevent.h>
+#include <event2/event.h>
+#include <event2/listener.h>
+
+#include "macro.h"
+
+#include "restd.h"
+/*
+ * Local variables.
+ */
+static bool initialized = false;
+
+/*
+ * Global variables.
+ */
+int _restd_log_level = RESTD_LOG_WARN;
+
+/*--------------------------- PUBLIC FUNCTIONS -------------------------------*/
+
+/**
+ * Set debug output level.
+ *
+ * @param debug_level debug output level. 0 to disable.
+ *
+ * @return previous debug level.
+ *
+ * @note
+ *  debug_level:
+ *    REST_LOG_DISABLE
+ *    REST_LOG_ERROR
+ *    REST_LOG_WARN (default)
+ *    REST_LOG_INFO
+ *    REST_LOG_DEBUG
+ *    REST_LOG_DEBUG2
+ */
+enum restd_log_e restd_log_level(enum restd_log_e log_level)
+{
+    int prev = _restd_log_level;
+    _restd_log_level = log_level;
+    return prev;
+}
+
+/**
+ * Create a server object.
+ */
+restd_server_t *restd_server_new(void)
+{
+    if (initialized)
+    {
+        initialized = true;
+    }
+
+    restd_server_t *server = NEW_OBJECT(restd_server_t);
+    if (server == NULL)
+    {
+        return NULL;
+    }
+
+    // Initialize instance.
+    server->options = qhashtbl(0, 0);
+    server->stats = qhashtbl(100, QHASHTBL_THREADSAFE);
+    server->hooks = qlist(0);
+    //server->call_hooks = call_hooks;
+    if (server->options == NULL || server->stats == NULL || server->hooks == NULL)
+    {
+        restd_server_free(server);
+        return NULL;
+    }
+
+    DEBUG("Created a server object.");
+    return server;
+}
+
+/**
+ * Release server object and all the resources.
+ */
+void restd_server_free(restd_server_t *server)
+{
+    if (server == NULL)
+        return;
+#if 0
+    int thread = restd_server_get_option_int(server, "server.thread");
+    if (thread && server->thread)
+    {
+        notify_loopexit(server);
+        sleep(1);
+        close_server(server);
+    }
+
+    if (server->evbase)
+    {
+        event_base_free(server->evbase);
+    }
+
+    if (server->options)
+    {
+        server->options->free(server->options);
+    }
+    if (server->stats)
+    {
+        server->stats->free(server->stats);
+    }
+    if (server->hooks)
+    {
+        qlist_t *tbl = server->hooks;
+        restd_hook_t *hook;
+        while ((hook = tbl->popfirst(tbl, NULL)))
+        {
+            if (hook->method)
+                free(hook->method);
+            if (hook->path)
+                free(hook->path);
+            free(hook);
+        }
+        server->hooks->free(server->hooks);
+    }
+#endif
+    free(server);
+    DEBUG("Server terminated.");
+}
+
+/**
+ * Start server.
+ *
+ * @return 0 if successful, otherwise -1.
+ */
+int restd_server_start(restd_server_t *server)
+{
+}
+
+/*--------------------------------------------------------------------------*/
+
+int restd_server_attach_event_loop(restd_server_t *server, struct event_base *ev_base)
+{
+    if (server == NULL)
+        return -1;
+
+    server->evbase = ev_base;
+    return 0;
+}
+
+/*--------------------------------------------------------------------------*/
+
+void restd_server_set_option(restd_server_t *server, const char *key, const char *value)
+{
+}
+
+void restd_server_register_hook_on_path(restd_server_t *server, const char *method, const char *path,
+                                        restd_callback cb, void *userdata)
+{
+}
+
+/*--------------------------- LOCAL FUNCTIONS -------------------------------*/