#include "gnunet_constants.h"
#include "gnunet_util_lib.h"
+#include "gnunet_hello_lib.h"
+enum GNUNET_ATS_Network_Type
+{
+ GNUNET_ATS_NET_UNSPECIFIED = 0,
+ GNUNET_ATS_NET_LOOPBACK = 1,
+ GNUNET_ATS_NET_LAN = 2,
+ GNUNET_ATS_NET_WAN = 3,
+ GNUNET_ATS_NET_WLAN = 4,
+};
+
/**
* Enum defining all known property types for ATS Enum values are used
* in the GNUNET_ATS_Information struct as
/**
* Actual traffic on this connection from the other peer to this peer.
- *
+ *
* Unit: [bytes/second]
*/
GNUNET_ATS_UTILIZATION_UP,
/**
* Actual traffic on this connection from this peer to the other peer.
- *
+ *
* Unit: [bytes/second]
*/
GNUNET_ATS_UTILIZATION_DOWN,
+ /**
+ * Is this address located in WAN, LAN or a loopback address
+ * Value is element of GNUNET_ATS_Network_Type
+ */
+ GNUNET_ATS_NETWORK_TYPE,
+
/**
* Delay
* Time between when the time packet is sent and the packet arrives
* Dialup: 500
*/
GNUNET_ATS_QUALITY_NET_DELAY,
-
+
/**
* Distance on network layer (required for distance-vector routing).
*
* Unit: [DV-hops]
*/
GNUNET_ATS_QUALITY_NET_DISTANCE,
-
+
/**
* Network overhead on WAN (Wide-Area Network)
*
* UDP/IPv6 over Ethernet: 1024 + 38 + 40 + 8 = 1110 [bytes/kb]
*/
GNUNET_ATS_COST_WAN,
-
+
/**
* Network overhead on LAN (Local-Area Network)
*
* UDP/IPv6 over Ethernet: 1024 + 38 + 40 + 8 = 1110 [bytes/kb]
*/
GNUNET_ATS_COST_LAN,
-
+
/**
* Network overhead on WLAN (Wireless Local Area Network)
*
* UDP/IPv6 over Ethernet: 1024 + 38 + 40 + 8 = 1110 [bytes/kb]
*/
GNUNET_ATS_COST_WLAN
-
-
-
- /* Cost related values */
- /* =================== */
-
+ /* Cost related values */
+ /* =================== */
/**
* Volume based cost in financial units to transmit data
*
* LAN: 0 [cent/MB]
* 2G : 10 [cent/MB]
*/
- // GNUNET_ATS_COST_FINANCIAL_PER_VOLUME = 1,
-
+ // GNUNET_ATS_COST_FINANCIAL_PER_VOLUME = 1,
/**
* Time based cost in financial units to transmit data
*
* LAN : 0 [cent/h]
* Dialup: 10 [cent/h]
*/
- // GNUNET_ATS_COST_FINANCIAL_PER_TIME = 2,
-
+ // GNUNET_ATS_COST_FINANCIAL_PER_TIME = 2,
/**
* Computational costs
*
* HTTPS with AES CBC-128: 5,279
* HTTPS with RC4-1024: 2,652
*/
- // GNUNET_ATS_COST_COMPUTATIONAL = 3,
-
+ // GNUNET_ATS_COST_COMPUTATIONAL = 3,
/**
* Energy consumption
*
* WLAN: 89 (600 mW @ 802.11g /w 54 MBit/s)
* Bluetooth: 267 (100 mW @ BT2.0 EDR /w 3 MBit/s)
*/
- // GNUNET_ATS_COST_ENERGY_CONSUMPTION = 4,
-
+ // GNUNET_ATS_COST_ENERGY_CONSUMPTION = 4,
/**
* Connect cost
* How many bytes are transmitted to initiate a new connection using
* 2129 bytes Ethernet, 1975 bytes TCP/IP, 1755 bytes TCP, 1403 bytes HTTPS
*
* */
- // GNUNET_ATS_COST_CONNECT = 5,
-
+ // GNUNET_ATS_COST_CONNECT = 5,
/**
* Bandwidth cost
*
* Dial-up: 8 (64 Kbit/s)
*
*/
- // GNUNET_ATS_COST_BANDWITH_AVAILABLE = 6,
-
+ // GNUNET_ATS_COST_BANDWITH_AVAILABLE = 6,
/**
* Network overhead
*
* UDP/IPv4 over Ethernet: 1024 + 38 + 20 + 8 = 1090 [bytes/kb]
* UDP/IPv6 over Ethernet: 1024 + 38 + 40 + 8 = 1110 [bytes/kb]
*/
- // GNUNET_ATS_COST_NETWORK_OVERHEAD = 7,
-
-
- /* Quality related values */
- /* ====================== */
-
- /* Physical layer quality properties */
-
+ // GNUNET_ATS_COST_NETWORK_OVERHEAD = 7,
+ /* Quality related values */
+ /* ====================== */
+ /* Physical layer quality properties */
/**
* Signal strength on physical layer
*
* Unit: [dBm]
*/
- // GNUNET_ATS_QUALITY_PHY_SIGNAL_STRENGTH = 1025,
-
+ // GNUNET_ATS_QUALITY_PHY_SIGNAL_STRENGTH = 1025,
/**
* Collision rate on physical layer
*
* Unit: [B/s]
*/
- // GNUNET_ATS_QUALITY_PHY_COLLISION_RATE = 1026,
-
+ // GNUNET_ATS_QUALITY_PHY_COLLISION_RATE = 1026,
/**
* Error rate on physical layer
*
* Unit: [B/s]
*/
- // GNUNET_ATS_QUALITY_PHY_ERROR_RATE = 1027,
-
+ // GNUNET_ATS_QUALITY_PHY_ERROR_RATE = 1027,
/**
* Jitter
* Time variations of the delay
*
* Unit: [ms]
*/
- // GNUNET_ATS_QUALITY_NET_JITTER = 1029,
-
+ // GNUNET_ATS_QUALITY_NET_JITTER = 1029,
/**
* Error rate on network layer
*
* Note: This numbers are just assumptions as an example, not
* measured or somehow determined
*/
- // GNUNET_ATS_QUALITY_NET_ERRORRATE = 1030,
-
+ // GNUNET_ATS_QUALITY_NET_ERRORRATE = 1030,
/**
* Drop rate on network layer
* Bytes actively dismissed by a network component during transmission
* Note: This numbers are just assumptions as an example, not
* measured or somehow determined
*/
- // GNUNET_ATS_QUALITY_NET_DROPRATE = 1031,
-
+ // GNUNET_ATS_QUALITY_NET_DROPRATE = 1031,
/**
* Loss rate on network layer
* Bytes lost during transmission
* Note: This numbers are just assumptions as an example, not measured
* or somehow determined
*/
- // GNUNET_ATS_QUALITY_NET_LOSSRATE = 1032,
-
+ // GNUNET_ATS_QUALITY_NET_LOSSRATE = 1032,
/**
* Throughput on network layer
*
* Dialup: 4
*
*/
- // GNUNET_ATS_QUALITY_NET_THROUGHPUT = 1033,
-
-
- /* Availability related values */
- /* =========================== */
-
+ // GNUNET_ATS_QUALITY_NET_THROUGHPUT = 1033,
+ /* Availability related values */
+ /* =========================== */
/**
* Is a peer reachable?
*/
- // GNUNET_ATS_AVAILABILITY_REACHABLE = 2048,
-
+ // GNUNET_ATS_AVAILABILITY_REACHABLE = 2048,
/**
* Is there a connection established to a peer using this transport
*/
- // GNUNET_ATS_AVAILABILITY_CONNECTED = 2049
+ // GNUNET_ATS_AVAILABILITY_CONNECTED = 2049
};
+/**
+ * Number of ATS quality properties
+ */
+#define GNUNET_ATS_QualityPropertiesCount 2
+
+/**
+ * ATS quality properties as array initializer
+ */
+#define GNUNET_ATS_QualityProperties {GNUNET_ATS_QUALITY_NET_DELAY, GNUNET_ATS_QUALITY_NET_DISTANCE}
+
+/**
+ * Number of ATS quality properties
+ */
+#define GNUNET_ATS_NetworkTypeCount 5
+
+/**
+ * ATS quality properties as array initializer
+ */
+#define GNUNET_ATS_NetworkType {GNUNET_ATS_NET_UNSPECIFIED, GNUNET_ATS_NET_LOOPBACK, GNUNET_ATS_NET_LAN, GNUNET_ATS_NET_WAN, GNUNET_ATS_NET_WLAN}
+
+GNUNET_NETWORK_STRUCT_BEGIN
/**
* struct used to communicate the transport's properties like cost and
/**
* ATS property type, in network byte order.
*/
- uint32_t type;
+ uint32_t type GNUNET_PACKED;
/**
* ATS property value, in network byte order.
*/
- uint32_t value;
+ uint32_t value GNUNET_PACKED;
};
-
+GNUNET_NETWORK_STRUCT_END
/* ******************************** Scheduling API ***************************** */
/**
* Signature of a function called by ATS with the current bandwidth
- * and address preferences as determined by ATS.
+ * and address preferences as determined by ATS.
*
* @param cls closure
- * @param peer identity of the new peer
- * @param plugin_name name of the plugin, NULL if we have no suggestion
- * @param plugin_addr suggested address, NULL if we have no suggestion
- * @param plugin_addr_len number of bytes in plugin_addr
+ * @param address suggested address (including peer identity of the peer)
* @param session session to use
* @param bandwidth_out assigned outbound bandwidth for the connection
* @param bandwidth_in assigned inbound bandwidth for the connection
*/
typedef void (*GNUNET_ATS_AddressSuggestionCallback) (void *cls,
const struct
- GNUNET_PeerIdentity *
- peer,
- const char *plugin_name,
- const void *plugin_addr,
- size_t plugin_addr_len,
+ GNUNET_HELLO_Address *
+ address,
struct Session * session,
struct
GNUNET_BANDWIDTH_Value32NBO
struct
GNUNET_BANDWIDTH_Value32NBO
bandwidth_in,
- const struct
- GNUNET_ATS_Information
- * ats,
- uint32_t ats_count);
+ const struct
+ GNUNET_ATS_Information *
+ ats, uint32_t ats_count);
/**
*/
struct GNUNET_ATS_SchedulingHandle *
GNUNET_ATS_scheduling_init (const struct GNUNET_CONFIGURATION_Handle *cfg,
- GNUNET_ATS_AddressSuggestionCallback suggest_cb,
- void *suggest_cb_cls);
+ GNUNET_ATS_AddressSuggestionCallback suggest_cb,
+ void *suggest_cb_cls);
/**
GNUNET_ATS_scheduling_done (struct GNUNET_ATS_SchedulingHandle *sh);
+/**
+ * We would like to reset the address suggestion block time for this
+ * peer
+ *
+ * @param sh handle
+ * @param peer identity of the peer we want to reset
+ */
+void
+GNUNET_ATS_reset_backoff (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct GNUNET_PeerIdentity *peer);
+
/**
* We would like to establish a new connection with a peer. ATS
* should suggest a good address to begin with.
const struct GNUNET_PeerIdentity *peer);
+/**
+ * We want to cancel ATS suggesting addresses for a peer.
+ *
+ * @param sh handle
+ * @param peer identity of the peer
+ */
+void
+GNUNET_ATS_suggest_address_cancel (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct GNUNET_PeerIdentity *peer);
+
+
+/**
+ * Returns where the address is located: LAN or WAN or ...
+ * @param sh the GNUNET_ATS_SchedulingHandle handle
+ * @param addr address
+ * @param addrlen address length
+ * @return location as GNUNET_ATS_Information
+ */
+struct GNUNET_ATS_Information
+GNUNET_ATS_address_get_type (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct sockaddr * addr,
+ socklen_t addrlen);
+
+/**
+ * We have a new address ATS should know. Addresses have to be added with this
+ * function before they can be: updated, set in use and destroyed
+ *
+ * @param sh handle
+ * @param address the address
+ * @param session session handle (if available)
+ * @param ats performance data for the address
+ * @param ats_count number of performance records in 'ats'
+ */
+int
+GNUNET_ATS_address_add (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct GNUNET_HELLO_Address *address,
+ struct Session *session,
+ const struct GNUNET_ATS_Information *ats,
+ uint32_t ats_count);
+
+
/**
* We have updated performance statistics for a given address. Note
* that this function can be called for addresses that are currently
* for later use). Update bandwidth assignments.
*
* @param sh handle
- * @param peer identity of the new peer
- * @param plugin_name name of the transport plugin
- * @param plugin_addr address (if available)
- * @param plugin_addr_len number of bytes in plugin_addr
+ * @param address updated address
* @param session session handle (if available)
* @param ats performance data for the address
* @param ats_count number of performance records in 'ats'
*/
void
GNUNET_ATS_address_update (struct GNUNET_ATS_SchedulingHandle *sh,
- const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name,
- const void *plugin_addr, size_t plugin_addr_len,
- struct Session *session,
+ const struct GNUNET_HELLO_Address *address,
+ struct Session *session,
const struct GNUNET_ATS_Information *ats,
uint32_t ats_count);
+/**
+ * An address is now in use or not used any more.
+ *
+ * @param sh handle
+ * @param address the address
+ * @param session session handle
+ * @param in_use GNUNET_YES if this address is now used, GNUNET_NO
+ * if address is not used any more
+ */
+void
+GNUNET_ATS_address_in_use (struct GNUNET_ATS_SchedulingHandle *sh,
+ const struct GNUNET_HELLO_Address *address,
+ struct Session *session, int in_use);
+
+
/**
* A session got destroyed, stop including it as a valid address.
*
* @param sh handle
- * @param peer identity of the peer
- * @param plugin_name name of the transport plugin
- * @param plugin_addr address (if available)
- * @param plugin_addr_len number of bytes in plugin_addr
+ * @param address the address
* @param session session handle that is no longer valid (if available)
*/
void
GNUNET_ATS_address_destroyed (struct GNUNET_ATS_SchedulingHandle *sh,
- const struct GNUNET_PeerIdentity *peer,
- const char *plugin_name,
- const void *plugin_addr,
- size_t plugin_addr_len,
- struct Session *session);
+ const struct GNUNET_HELLO_Address *address,
+ struct Session *session);
/* ******************************** Performance API ***************************** */
* Signature of a function that is called with QoS information about a peer.
*
* @param cls closure
- * @param peer identity of the new peer
- * @param plugin_name name of the plugin, NULL if we have no suggestion
- * @param plugin_addr suggested address, NULL if we have no suggestion
- * @param plugin_addr_len number of bytes in plugin_addr
+ * @param address the address
* @param bandwidth_out assigned outbound bandwidth for the connection
* @param bandwidth_in assigned inbound bandwidth for the connection
* @param ats performance data for the address (as far as known)
* @param ats_count number of performance records in 'ats'
*/
typedef void (*GNUNET_ATS_PeerInformationCallback) (void *cls,
- const struct
- GNUNET_PeerIdentity *
- peer,
- const char *plugin_name,
- const void *plugin_addr,
- size_t plugin_addr_len,
- struct
- GNUNET_BANDWIDTH_Value32NBO
- bandwidth_out,
- struct
- GNUNET_BANDWIDTH_Value32NBO
- bandwidth_in,
- const struct
- GNUNET_ATS_Information
- * ats,
- uint32_t ats_count);
+ const struct
+ GNUNET_HELLO_Address *
+ address,
+ struct
+ GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_out,
+ struct
+ GNUNET_BANDWIDTH_Value32NBO
+ bandwidth_in,
+ const struct
+ GNUNET_ATS_Information *
+ ats, uint32_t ats_count);
/**
*/
struct GNUNET_ATS_PerformanceHandle *
GNUNET_ATS_performance_init (const struct GNUNET_CONFIGURATION_Handle *cfg,
- GNUNET_ATS_PeerInformationCallback infocb,
- void *infocb_cls);
+ GNUNET_ATS_PeerInformationCallback infocb,
+ void *infocb_cls);
/**
* long should the client wait until re-trying?
*/
typedef void (*GNUNET_ATS_ReservationCallback) (void *cls,
- const struct
- GNUNET_PeerIdentity *
- peer,
- int32_t amount,
- struct
- GNUNET_TIME_Relative
- res_delay);
+ const struct GNUNET_PeerIdentity
+ * peer, int32_t amount,
+ struct GNUNET_TIME_Relative
+ res_delay);
*/
struct GNUNET_ATS_ReservationContext *
GNUNET_ATS_reserve_bandwidth (struct GNUNET_ATS_PerformanceHandle *ph,
- const struct GNUNET_PeerIdentity *peer,
- int32_t amount,
- GNUNET_ATS_ReservationCallback rcb,
- void *rcb_cls);
+ const struct GNUNET_PeerIdentity *peer,
+ int32_t amount,
+ GNUNET_ATS_ReservationCallback rcb,
+ void *rcb_cls);
/**
* @param rc context returned by the original GNUNET_ATS_reserve_bandwidth call
*/
void
-GNUNET_ATS_reserve_bandwidth_cancel (struct
- GNUNET_ATS_ReservationContext *rc);
+GNUNET_ATS_reserve_bandwidth_cancel (struct GNUNET_ATS_ReservationContext *rc);
* Change the peer's bandwidth value (value per byte of bandwidth in
* the goal function) to the given amount. The argument is followed
* by a double value giving the desired value (can be negative).
- * Preference changes are forgotten if peers disconnect.
+ * Preference changes are forgotten if peers disconnect.
*/
GNUNET_ATS_PREFERENCE_BANDWIDTH,
* the latency preferences.
*/
GNUNET_ATS_PREFERENCE_LATENCY
-
};
-
+
/**
* Change preferences for the given peer. Preference changes are forgotten if peers
* disconnect.
- *
+ *
* @param ph performance handle
* @param peer identifies the peer
* @param ... 0-terminated specification of the desired changes
*/
void
GNUNET_ATS_change_preference (struct GNUNET_ATS_PerformanceHandle *ph,
- const struct GNUNET_PeerIdentity *peer,
- ...);
+ const struct GNUNET_PeerIdentity *peer, ...);