1 files changed, 121 insertions, 0 deletions
diff --git a/src/aclk/aclk_util.h b/src/aclk/aclk_util.h
new file mode 100644
index 000000000..6c0239cc3
--- /dev/null
+++ b/src/aclk/aclk_util.h
@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+#ifndef ACLK_UTIL_H
+#define ACLK_UTIL_H
+
+#include "libnetdata/libnetdata.h"
+
+#ifdef ENABLE_ACLK
+#include "mqtt_websockets/mqtt_wss_client.h"
+
+#define CLOUD_EC_MALFORMED_NODE_ID   1
+#define CLOUD_EMSG_MALFORMED_NODE_ID "URL requests node_id but there is not enough chars following (for it to be valid uuid)."
+#define CLOUD_EC_NODE_NOT_FOUND      2
+#define CLOUD_EMSG_NODE_NOT_FOUND    "Node with requested node_id not found"
+#define CLOUD_EC_ZLIB_ERROR          3
+#define CLOUD_EMSG_ZLIB_ERROR        "Error during zlib compression"
+#define CLOUD_EC_REQ_REPLY_TOO_BIG   4
+#define CLOUD_EMSG_REQ_REPLY_TOO_BIG "Request reply produces message bigger than allowed maximum"
+#define CLOUD_EC_FAIL_TOPIC          5
+#define CLOUD_EMSG_FAIL_TOPIC        "Internal Topic Error"
+#define CLOUD_EC_SND_TIMEOUT         6
+#define CLOUD_EMSG_SND_TIMEOUT       "Timeout sending binpacked message"
+
+// Helper stuff which should not have any further inside ACLK dependency
+// and are supposed not to be needed outside of ACLK
+extern usec_t aclk_session_newarch;
+
+extern int chart_batch_id;
+
+typedef enum {
+    ACLK_ENC_UNKNOWN = 0,
+    ACLK_ENC_JSON,
+    ACLK_ENC_PROTO
+} aclk_encoding_type_t;
+
+typedef enum {
+    ACLK_TRP_UNKNOWN = 0,
+    ACLK_TRP_MQTT_3_1_1,
+    ACLK_TRP_MQTT_5
+} aclk_transport_type_t;
+
+typedef struct {
+    char *endpoint;
+    aclk_transport_type_t type;
+} aclk_transport_desc_t;
+
+typedef struct {
+    int base;
+    int max_s;
+    int min_s;
+} aclk_backoff_t;
+
+typedef struct {
+    char *auth_endpoint;
+    aclk_encoding_type_t encoding;
+
+    aclk_transport_desc_t **transports;
+    size_t transport_count;
+
+    char **capabilities;
+    size_t capability_count;
+
+    aclk_backoff_t backoff;
+} aclk_env_t;
+
+extern aclk_env_t *aclk_env;
+
+aclk_encoding_type_t aclk_encoding_type_t_from_str(const char *str);
+aclk_transport_type_t aclk_transport_type_t_from_str(const char *str);
+
+void aclk_transport_desc_t_destroy(aclk_transport_desc_t *trp_desc);
+void aclk_env_t_destroy(aclk_env_t *env);
+int aclk_env_has_capa(const char *capa);
+
+enum aclk_topics {
+    ACLK_TOPICID_UNKNOWN               = 0,
+    ACLK_TOPICID_CHART                 = 1,
+    ACLK_TOPICID_ALARMS                = 2,
+    ACLK_TOPICID_METADATA              = 3,
+    ACLK_TOPICID_COMMAND               = 4,
+    ACLK_TOPICID_AGENT_CONN            = 5,
+    ACLK_TOPICID_CMD_NG_V1             = 6,
+    ACLK_TOPICID_CREATE_NODE           = 7,
+    ACLK_TOPICID_NODE_CONN             = 8,
+    ACLK_TOPICID_CHART_DIMS            = 9,
+    ACLK_TOPICID_CHART_CONFIGS_UPDATED = 10,
+    ACLK_TOPICID_CHART_RESET           = 11,
+    ACLK_TOPICID_RETENTION_UPDATED     = 12,
+    ACLK_TOPICID_NODE_INFO             = 13,
+    ACLK_TOPICID_ALARM_LOG             = 14,
+    ACLK_TOPICID_ALARM_CHECKPOINT      = 15,
+    ACLK_TOPICID_ALARM_CONFIG          = 16,
+    ACLK_TOPICID_ALARM_SNAPSHOT        = 17,
+    ACLK_TOPICID_NODE_COLLECTORS       = 18,
+    ACLK_TOPICID_CTXS_SNAPSHOT         = 19,
+    ACLK_TOPICID_CTXS_UPDATED          = 20
+};
+
+typedef size_t aclk_topic_cache_iter_t;
+#define ACLK_TOPIC_CACHE_ITER_T_INITIALIZER (0)
+
+const char *aclk_get_topic(enum aclk_topics topic);
+int aclk_generate_topic_cache(struct json_object *json);
+void free_topic_cache(void);
+const char *aclk_topic_cache_iterate(aclk_topic_cache_iter_t *iter);
+// TODO
+// aclk_topics_reload //when claim id changes
+
+#ifdef ACLK_LOG_CONVERSATION_DIR
+extern volatile int aclk_conversation_log_counter;
+#define ACLK_GET_CONV_LOG_NEXT() __atomic_fetch_add(&aclk_conversation_log_counter, 1, __ATOMIC_SEQ_CST)
+#endif
+
+unsigned long int aclk_tbeb_delay(int reset, int base, unsigned long int min, unsigned long int max);
+#define aclk_tbeb_reset(x) aclk_tbeb_delay(1, 0, 0, 0)
+
+void aclk_set_proxy(char **ohost, int *port, char **uname, char **pwd, enum mqtt_wss_proxy_type *type);
+#endif /* ENABLE_ACLK */
+
+int base64_encode_helper(unsigned char *out, int *outl, const unsigned char *in, int in_len);
+
+#endif /* ACLK_UTIL_H */