Missing file added

FossilOrigin-Name: 65d2d38aa9791ce207cfdf8726b5a3dc027ac08a49274046104c88b5048b4189

cw_read_wtp_descriptor.c

@@ -0,0 +1,48 @@
+#include "cw.h"
+
+#include "capwap.h"
+#include "capwap_items.h"
+#include "dbg.h"
+
+
+int cw_read_wtp_descriptor(mbag_t mbag, struct conn *conn,
+			   struct cw_action_in *a, uint8_t * data, int len,struct cw_descriptor_subelem_def *allowed)
+{
+
+	mbag_set_byte(mbag, CW_ITEM_WTP_MAX_RADIOS, cw_get_byte(data));
+	mbag_set_byte(mbag, CW_ITEM_WTP_RADIOS_IN_USE, cw_get_byte(data + 1));
+
+
+	/* Get number of encryption elements */
+	int ncrypt = cw_get_byte(data + 2);
+	if (ncrypt == 0) {
+		if (conn->strict_capwap) {
+			cw_dbg(DBG_ELEM_ERR,
+			       "Bad WTP Descriptor, number of encryption elements is 0.");
+			return 0;
+		}
+		cw_dbg(DBG_RFC,
+		       "Non standard conform WTP Descriptor, number of encryptoin elements is 0.");
+	}
+
+	int pos = 3;
+	int i;
+	for (i = 0; i < ncrypt; i++) {
+		// It's a dummy for now
+		pos += 3;
+	}
+
+	static struct cw_descriptor_subelem_def allowed_default[] = {
+		{0,CW_SUBELEM_WTP_HARDWARE_VERSION, CW_ITEM_WTP_HARDWARE_VERSION, 1024,1},
+		{0,CW_SUBELEM_WTP_SOFTWARE_VERSION, CW_ITEM_WTP_SOFTWARE_VERSION, 1024,1},
+		{0,CW_SUBELEM_WTP_BOOTLOADER_VERSION, CW_ITEM_WTP_SOFTWARE_VERSION, 1024,1},
+		{0,CW_SUBELEM_WTP_OTHERSOFTWARE_VERSION, CW_ITEM_WTP_SOFTWARE_VERSION, 1024,0},
+		{0,0, NULL, 0,0}
+	};
+
+	if (!allowed) {
+		allowed=allowed_default;
+	}
+
+	return cw_read_descriptor_subelems(conn->incomming, data + pos, len - pos, allowed);
+}