Remove old circuit test code. Rules engine will let us do this much better and more simply.

include/ZeroTierOne.h

@@ -760,7 +760,6 @@ typedef struct
 	 */
 	uint64_t expiration;
 
-
 	struct {
 		uint64_t from;
 		uint64_t to;
@@ -1105,197 +1104,6 @@ typedef struct
 	unsigned long peerCount;
 } ZT_PeerList;
 
-/**
- * ZeroTier circuit test configuration and path
- */
-typedef struct {
-	/**
-	 * Test ID -- an arbitrary 64-bit identifier
-	 */
-	uint64_t testId;
-
-	/**
-	 * Timestamp -- sent with test and echoed back by each reporter
-	 */
-	uint64_t timestamp;
-
-	/**
-	 * Originator credential: network ID
-	 *
-	 * If this is nonzero, a network ID will be set for this test and
-	 * the originator must be its primary network controller. This is
-	 * currently the only authorization method available, so it must
-	 * be set to run a test.
-	 */
-	uint64_t credentialNetworkId;
-
-	/**
-	 * Hops in circuit test (a.k.a. FIFO for graph traversal)
-	 */
-	struct {
-		/**
-		 * Hop flags (currently unused, must be zero)
-		 */
-		unsigned int flags;
-
-		/**
-		 * Number of addresses in this hop (max: ZT_CIRCUIT_TEST_MAX_HOP_BREADTH)
-		 */
-		unsigned int breadth;
-
-		/**
-		 * 40-bit ZeroTier addresses (most significant 24 bits ignored)
-		 */
-		uint64_t addresses[ZT_CIRCUIT_TEST_MAX_HOP_BREADTH];
-	} hops[ZT_CIRCUIT_TEST_MAX_HOPS];
-
-	/**
-	 * Number of hops (max: ZT_CIRCUIT_TEST_MAX_HOPS)
-	 */
-	unsigned int hopCount;
-
-	/**
-	 * If non-zero, circuit test will report back at every hop
-	 */
-	int reportAtEveryHop;
-
-	/**
-	 * An arbitrary user-settable pointer
-	 */
-	void *ptr;
-
-	/**
-	 * Pointer for internal use -- initialize to zero and do not modify
-	 */
-	void *_internalPtr;
-} ZT_CircuitTest;
-
-/**
- * Circuit test result report
- */
-typedef struct {
-	/**
-	 * Sender of report (current hop)
-	 */
-	uint64_t current;
-
-	/**
-	 * Previous hop
-	 */
-	uint64_t upstream;
-
-	/**
-	 * 64-bit test ID
-	 */
-	uint64_t testId;
-
-	/**
-	 * Timestamp from original test (echoed back at each hop)
-	 */
-	uint64_t timestamp;
-
-	/**
-	 * 64-bit packet ID of packet received by the reporting device
-	 */
-	uint64_t sourcePacketId;
-
-	/**
-	 * Flags
-	 */
-	uint64_t flags;
-
-	/**
-	 * ZeroTier protocol-level hop count of packet received by reporting device (>0 indicates relayed)
-	 */
-	unsigned int sourcePacketHopCount;
-
-	/**
-	 * Error code (currently unused, will be zero)
-	 */
-	unsigned int errorCode;
-
-	/**
-	 * Remote device vendor ID
-	 */
-	enum ZT_Vendor vendor;
-
-	/**
-	 * Remote device protocol compliance version
-	 */
-	unsigned int protocolVersion;
-
-	/**
-	 * Software major version
-	 */
-	unsigned int majorVersion;
-
-	/**
-	 * Software minor version
-	 */
-	unsigned int minorVersion;
-
-	/**
-	 * Software revision
-	 */
-	unsigned int revision;
-
-	/**
-	 * Platform / OS
-	 */
-	enum ZT_Platform platform;
-
-	/**
-	 * System architecture
-	 */
-	enum ZT_Architecture architecture;
-
-	/**
-	 * Local device address on which packet was received by reporting device
-	 *
-	 * This may have ss_family equal to zero (null address) if unspecified.
-	 */
-	struct sockaddr_storage receivedOnLocalAddress;
-
-	/**
-	 * Remote address from which reporter received the test packet
-	 *
-	 * This may have ss_family set to zero (null address) if unspecified.
-	 */
-	struct sockaddr_storage receivedFromRemoteAddress;
-
-	/**
-	 * Path link quality of physical path over which test was received
-	 */
-	int receivedFromLinkQuality;
-
-	/**
-	 * Next hops to which packets are being or will be sent by the reporter
-	 *
-	 * In addition to reporting back, the reporter may send the test on if
-	 * there are more recipients in the FIFO. If it does this, it can report
-	 * back the address(es) that make up the next hop and the physical address
-	 * for each if it has one. The physical address being null/unspecified
-	 * typically indicates that no direct path exists and the next packet
-	 * will be relayed.
-	 */
-	struct {
-		/**
-		 * 40-bit ZeroTier address
-		 */
-		uint64_t address;
-
-		/**
-		 * Physical address or null address (ss_family == 0) if unspecified or unknown
-		 */
-		struct sockaddr_storage physicalAddress;
-	} nextHops[ZT_CIRCUIT_TEST_MAX_HOP_BREADTH];
-
-	/**
-	 * Number of next hops reported in nextHops[]
-	 */
-	unsigned int nextHopCount;
-} ZT_CircuitTestReport;
-
 /**
  * A cluster member's status
  */
@@ -1957,40 +1765,6 @@ int ZT_Node_sendUserMessage(ZT_Node *node,void *tptr,uint64_t dest,uint64_t type
  */
 void ZT_Node_setNetconfMaster(ZT_Node *node,void *networkConfigMasterInstance);
 
-/**
- * Initiate a VL1 circuit test
- *
- * This sends an initial VERB_CIRCUIT_TEST and reports results back to the
- * supplied callback until circuitTestEnd() is called. The supplied
- * ZT_CircuitTest structure should be initially zeroed and then filled
- * in with settings and hops.
- *
- * It is the caller's responsibility to call circuitTestEnd() and then
- * to dispose of the test structure. Otherwise this node will listen
- * for results forever.
- *
- * @param node Node instance
- * @param tptr Thread pointer to pass to functions/callbacks resulting from this call
- * @param test Test configuration
- * @param reportCallback Function to call each time a report is received
- * @return OK or error if, for example, test is too big for a packet or support isn't compiled in
- */
-enum ZT_ResultCode ZT_Node_circuitTestBegin(ZT_Node *node,void *tptr,ZT_CircuitTest *test,void (*reportCallback)(ZT_Node *, ZT_CircuitTest *,const ZT_CircuitTestReport *));
-
-/**
- * Stop listening for results to a given circuit test
- *
- * This does not free the 'test' structure. The caller may do that
- * after calling this method to unregister it.
- *
- * Any reports that are received for a given test ID after it is
- * terminated are ignored.
- *
- * @param node Node instance
- * @param test Test configuration to unregister
- */
-void ZT_Node_circuitTestEnd(ZT_Node *node,ZT_CircuitTest *test);
-
 /**
  * Initialize cluster operation
  *