1 files changed, 28 insertions, 0 deletions
diff --git a/libgamma_method_capabilities.c b/libgamma_method_capabilities.c
new file mode 100644
index 0000000..34623af
--- /dev/null
+++ b/libgamma_method_capabilities.c
@@ -0,0 +1,28 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+/**
+ * Return the capabilities of an adjustment method
+ * 
+ * @param   this    The data structure to fill with the method's capabilities
+ * @param   method  The adjustment method (display server and protocol)
+ * @return          Zero on success, otherwise (negative) the value of an
+ *                  error identifier provided by this library
+ */
+int
+libgamma_method_capabilities(libgamma_method_capabilities_t *restrict this, int method)
+{
+	memset(this, 0, sizeof(*this));
+
+	switch (method) {
+#define X(CONST, CNAME, DEPTH, RAMPS)\
+	case CONST:\
+		libgamma_##CNAME##_method_capabilities(this);\
+		return 0;
+	LIST_AVAILABLE_METHODS(X)
+#undef X
+	default:
+		return LIBGAMMA_NO_SUCH_ADJUSTMENT_METHOD;
+	}
+}