frontend: Added a simple 'LIST' command.

[sysdb.git] / src / include / frontend / connection.h

diff --git a/src/include/frontend/connection.h b/src/include/frontend/connection.h
index 141248f211a97ffff1b89bc0cb07024092d3cc23..cbe4c2ab233481208e32c815c2923b064be1c3b6 100644 (file)
--- a/src/include/frontend/connection.h
+++ b/src/include/frontend/connection.h
@@ -44,9 +44,13 @@ typedef enum {
 
 /* accepted commands / state of the connection */
 typedef enum {
+       /* connection handling */
        CONNECTION_IDLE = 0,
        CONNECTION_PING,
        CONNECTION_STARTUP,
+
+       /* querying */
+       CONNECTION_LIST,
 } sdb_conn_state_t;
 
 typedef struct sdb_conn sdb_conn_t;
@@ -92,7 +96,7 @@ sdb_connection_read(sdb_conn_t *conn);
  */
 ssize_t
 sdb_connection_send(sdb_conn_t *conn, uint32_t code,
-               uint32_t msg_len, char *msg);
+               uint32_t msg_len, const char *msg);
 
 /*
  * sdb_connection_ping:
@@ -120,6 +124,21 @@ sdb_connection_ping(sdb_conn_t *conn);
 int
 sdb_session_start(sdb_conn_t *conn);
 
+/*
+ * store access
+ */
+
+/*
+ * sdb_fe_list:
+ * Send a complete listing of the store, serialized as JSON, to the client.
+ *
+ * Returns:
+ *  - 0 on success
+ *  - a negative value else
+ */
+int
+sdb_fe_list(sdb_conn_t *conn);
+
 #ifdef __cplusplus
 } /* extern "C" */
 #endif