fscomch--communication between multiple chess processes

1 files changed, 24 insertions, 0 deletions

diff --git a/src/fscomch.h b/src/fscomch.h
new file mode 100644
index 0000000..b7900e3
--- /dev/null
+++ b/src/fscomch.h
@@ -0,0 +1,24 @@
+#include <stdio.h>
+#ifndef FSCOMCH
+#define FSCOMCH
+
+/* 1/2 second */
+static const unsigned long int awaitMatchNs = 500000000L;
+/* 1/4 second */
+static const unsigned long int awaitMoveNs = 250000000L;
+
+typedef struct Match {
+	char* uuid;
+	FILE* streamIn;
+	FILE* streamOut;
+} match_t;
+match_t init_match(char* uuid, FILE* streamIn, FILE* streamOut);
+void destroy_match(match_t match);
+/* returns null if the matchfile is already extant */
+FILE* try_lock_match();
+/* creates a new match, waits for it to be joined by another player */
+match_t await_match(FILE* matchFile, char* cancelToken);
+/* joins an existing match */
+match_t join_match();
+char* make_uuid();
+#endif