Split common.h.

1 files changed, 26 insertions, 0 deletions

diff --git a/src/itc.h b/src/itc.h
new file mode 100644
index 0000000..485b1bb
--- /dev/null
+++ b/src/itc.h
@@ -0,0 +1,26 @@
+#ifndef _ITC_H
+#define _ITC_H
+
+#include "common.h"
+
+typedef struct itc_message_s itc_message;
+struct itc_message_s {
+	int number;
+	void *data;
+
+	itc_message *older, *newer;
+};
+
+typedef struct {
+	itc_message *newest, *oldest;
+	SDL_mutex *mutex;
+	SDL_sem *sem;
+} itc_chan;
+
+void itc_chan_create(itc_chan *chan);
+void itc_chan_destroy(itc_chan *chan);
+void itc_chan_push(itc_chan *chan, int number, void *data);
+int itc_chan_pop(itc_chan *chan, int *number, void **data);
+int itc_chan_pop_block(itc_chan *chan, int *number, void **data);
+
+#endif // _ITC_H