Start of a public header.

clients/c/cosmopolite.h

@@ -0,0 +1,31 @@
+#ifndef _COSMOPOLITE_H
+#define _COSMOPOLITE_H
+
+#include <pthread.h>
+#include <jansson.h>
+
+#define COSMO_UUID_SIZE 37
+
+typedef struct {
+  char *api_url;
+  char client_id[COSMO_UUID_SIZE];
+  char instance_id[COSMO_UUID_SIZE];
+
+  pthread_mutex_t lock;
+  pthread_cond_t cond;
+  bool shutdown;
+  json_t *command_queue;
+  uint64_t next_delay_ms;
+
+  pthread_t thread;
+} cosmo;
+
+void cosmo_generate_uuid(char *uuid);
+
+cosmo *cosmo_create(const char *base_url, const char *client_id);
+void cosmo_destroy(cosmo *instance);
+
+json_t *cosmo_subject(const char *name, const char *readable_only_by, const char *writeable_only_by);
+void cosmo_subscribe(cosmo *instance, const json_t *subject, const json_int_t messages, const json_int_t last_id);
+
+#endif