1 files changed, 78 insertions, 0 deletions
diff --git a/common/elapi/elapi_sink.h b/common/elapi/elapi_sink.h
new file mode 100644
index 000000000..40b12a266
--- /dev/null
+++ b/common/elapi/elapi_sink.h
@@ -0,0 +1,78 @@
+/*
+    ELAPI
+
+    Common sink interface header.
+
+    Copyright (C) Dmitri Pal <dpal@redhat.com> 2009
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+    This program 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 General Public License for more details.
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef ELAPI_SINK_H
+#define ELAPI_SINK_H
+
+#include <time.h>
+#include "collection.h"
+
+#define ELAPI_SINK_OK           0 /* Sink can be used for logging */
+#define ELAPI_SINK_SUSPENDED    1 /* Sink is temporary disabled due to recoverable error */
+#define ELAPI_SINK_DISABLED     2 /* Sink is explicitely disabled by the application */
+#define ELAPI_SINK_PULSE        3 /* Sink is disabled for this one event */
+
+#define SINK_LIB_NAME_SIZE  100
+#define SINK_ENTRY_POINT    "get_sink_info"
+#define SINK_NAME_TEMPLATE  "libelapi_sink_%s.so"
+#define SINK_NEVER_RETRY    -1
+
+/* Flags related to loading sinks */
+#define SINK_FLAG_NO_LIMIT          0x00000000 /* NO limits to loading and manipulating this sink - default */
+#define SINK_FLAG_LOAD_SINGLE       0x00000001 /* Only allow one instance of the sink per process */
+
+struct data_descriptor {
+    char *appname;
+    void *config;
+    void *internal_data;
+};
+
+/* Log facility callbacks */
+typedef int (*init_fn)(struct data_descriptor *dblock);
+typedef void (*cleanup_fn)(struct data_descriptor *dblock);
+typedef int (*format_fn)(struct data_descriptor *dblock, const char *format_str, struct collection_item *event);
+typedef int (*submit_fn)(struct data_descriptor *dblock);
+typedef void (*close_fn)(struct data_descriptor *dblock);
+
+struct sink_capability {
+    int retry_interval;
+    int flags;
+    int instance;
+    init_fn init_cb;
+    cleanup_fn cleanup_cb;
+    format_fn format_cb;
+    submit_fn submit_cb;
+    close_fn close_cb;
+};
+
+/* The only open function the link can expose */
+typedef void (*capability_fn)(struct sink_capability *sink_cpb_block);
+
+struct sink_descriptor {
+    struct sink_capability sink_cpb_block;
+    struct data_descriptor dblock;
+    int suspended;
+    time_t lasttry;
+    void *lib_handle;
+};
+
+/*Standard capability function */
+void get_sink_info(struct sink_capability *sink_cpb_block);
+
+#endif