1 files changed, 40 insertions, 0 deletions
diff --git a/lib/open_interest.c b/lib/open_interest.c
new file mode 100644
index 0000000..a3d23aa
--- /dev/null
+++ b/lib/open_interest.c
@@ -0,0 +1,40 @@
+// Open Interest
+//
+// open_interest
+//
+// Open Interest change
+//
+// 
+//
+// Inputs:    1
+// Outputs:   1
+// Constants: 0
+
+
+#include "ts.h"
+
+
+ts_parameter_t const ts_open_interest_p = { .n_inputs = 1, .n_outputs = 1, .n_constants = 0, .params_size = 0 };
+
+uint_t ts_open_interest_offset( ts_constant_t const *c )
+{
+	( void )c;
+	return ( 0 );
+}
+
+int ts_open_interest(
+	fp_t * const *y, uint_t y_n,
+	fp_t const * const *x, uint_t x_n,
+	uint_t n, ts_constant_t const *c
+)
+{
+	TS_PROLOGUE( ts_open_interest_p );
+	(void)c;
+    for( uint_t i = 0; i < n; ++i )
+    {
+        y[0][i] = x[0][i];
+    }
+
+	return 0;
+}
+