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authorChristian Grothoff <christian@grothoff.org>2010-11-05 22:00:37 +0000
committerChristian Grothoff <christian@grothoff.org>2010-11-05 22:00:37 +0000
commit4b7e96c40ff28a78ba34afea319e13230f930f39 (patch)
treebcb950b615c4fd505918e84bbaa054879b56b435
parentb863a504a58bd9fb7d1da4861c65908ac3b40608 (diff)
fix
-rw-r--r--src/dv/dv_api.c2
-rw-r--r--src/dv/plugin_transport_dv.c2
-rw-r--r--src/include/gnunet_dv_service.h2
-rw-r--r--src/include/gnunet_transport_plugin.h335
-rw-r--r--src/transport/transport_selection.h359
5 files changed, 337 insertions, 363 deletions
diff --git a/src/dv/dv_api.c b/src/dv/dv_api.c
index f1b73eb35..d954d718b 100644
--- a/src/dv/dv_api.c
+++ b/src/dv/dv_api.c
@@ -36,7 +36,7 @@
#include "gnunet_time_lib.h"
#include "gnunet_dv_service.h"
#include "dv.h"
-#include "../transport/gnunet_transport_plugin.h"
+#include "gnunet_transport_plugin.h"
/**
* Store ready to send messages
diff --git a/src/dv/plugin_transport_dv.c b/src/dv/plugin_transport_dv.c
index 68c584822..352e8ce2e 100644
--- a/src/dv/plugin_transport_dv.c
+++ b/src/dv/plugin_transport_dv.c
@@ -34,7 +34,7 @@
#include "gnunet_statistics_service.h"
#include "gnunet_dv_service.h"
#include "gnunet_transport_service.h"
-#include "../transport/gnunet_transport_plugin.h"
+#include "gnunet_transport_plugin.h"
#include "dv.h"
#define DEBUG_TEMPLATE GNUNET_NO
diff --git a/src/include/gnunet_dv_service.h b/src/include/gnunet_dv_service.h
index 6915fb065..65f0ee5f6 100644
--- a/src/include/gnunet_dv_service.h
+++ b/src/include/gnunet_dv_service.h
@@ -40,7 +40,7 @@ extern "C"
#include "gnunet_common.h"
#include "gnunet_configuration_lib.h"
#include "gnunet_scheduler_lib.h"
-#include "../transport/gnunet_transport_plugin.h"
+#include "gnunet_transport_plugin.h"
/**
* Version of the dv API.
diff --git a/src/include/gnunet_transport_plugin.h b/src/include/gnunet_transport_plugin.h
index 38c79f07f..dff95b80a 100644
--- a/src/include/gnunet_transport_plugin.h
+++ b/src/include/gnunet_transport_plugin.h
@@ -35,7 +35,340 @@
#include "gnunet_scheduler_lib.h"
#include "gnunet_statistics_service.h"
#include "gnunet_transport_service.h"
-#include "transport_selection.h"
+
+
+/**
+ * The structs defined here are used by the transport plugin to tell ATS about
+ * the transport's properties like cost and quality and on the other side
+ * the structs are used by highlevel components to communicate the constraints
+ * they have for a transport to ATS
+ *
+ * +---+
+ * +-----------+ Constraints | | Plugin properties +---------+
+ * | Highlevel |------------> |ATS| <------------------|Transport|
+ * | Component | ATS struct | | ATS struct | Plugin |
+ * +-----------+ | | +---------+
+ * +---+
+ *
+ */
+
+#define GNUNET_ATS_ARRAY_TERMINATOR 0
+
+/**
+ * Enum defining all known property types for ATS
+ * Enum values are used in the GNUNET_ATS_Information struct as (key,value)-pair
+ *
+ * Cost are always stored in uint32_t, so all units used to define costs
+ * have to be normalized to fit in uint32_t [0 .. 4.294.967.295]
+ *
+ * To keep the elements ordered
+ * 1..1024 : Values with a relation to cost
+ * 1025..2048 : Values with a relation to quality
+ * 2049..3072 : Values with a relation to availability
+ *
+ */
+enum GNUNET_ATS_Property
+{
+
+ /* Cost related values */
+ /* =================== */
+
+ /**
+ * Volume based cost in financial units to transmit data
+ *
+ * Note: This value is not bound to a specific currency or unit and only
+ * used locally.
+ * "cent" just refers the smallest amount of money in the respective
+ * currency.
+ *
+ * Unit: [cent/MB]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ * LAN: 0 [cent/MB]
+ * 2G : 10 [cent/MB]
+ */
+ GNUNET_ATS_COST_FINANCIAL_PER_VOLUME = 1,
+
+ /**
+ * Time based cost in financial units to transmit data
+ *
+ * Note: This value is not bound to a specific currency or unit and only
+ * used locally.
+ * "cent" just refers the smallest amount of money in the respective
+ * currency.
+ *
+ * Unit: [cent/h]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ * LAN : 0 [cent/h]
+ * Dialup: 10 [cent/h]
+ */
+ GNUNET_ATS_COST_FINANCIAL_PER_TIME = 2,
+
+ /**
+ * Computational costs
+ *
+ * Effort of preparing data to be sent with this transport
+ * Includes encoding, encryption and conversion of data
+ * Partial values can be summed up: c_sum = c_enc + c_enc + c_conv
+ * Resulting values depend on local system properties, e.g. CPU
+ *
+ * Unit: [ms/GB]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ *
+ * HTTPS with AES CBC-256: 7,382
+ * HTTPS with AES CBC-128: 5,279
+ * HTTPS with RC4-1024: 2,652
+ */
+ GNUNET_ATS_COST_COMPUTATIONAL = 3,
+
+ /**
+ * Energy consumption
+ *
+ * Energy consumption using this transport when sending with a certain
+ * power at a certain bitrate. This is only an approximation based on:
+ * Energy consumption E = P / D
+ *
+ * with:
+ * Power P in Watt (J/s)
+ * Datarate D in MBit/s
+ *
+ * Conversion between power P and dBm used by WLAN in radiotap's dBm TX power:
+ *
+ * Lp(dbm) = 10 log10 (P/ 1mW)
+ *
+ * => P = 1 mW * 10^(Lp(dbm)/10)
+ *
+ * Unit: [mJ/MB]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ *
+ * LAN: 0
+ * 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,
+
+ /**
+ * Connect cost
+ * How many bytes are transmitted to initiate a new connection using
+ * this transport?
+ *
+ * Unit: [bytes]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ *
+ * UDP (No connection) :
+ * 0 bytes
+ * TCP (TCP 3-Way handshake):
+ * 220 bytes Ethernet, 172 bytes TCP/IP, 122 bytes TCP
+ * HTTP (TCP + Header) :
+ * 477 bytes Ethernet, 429 bytes TCP/IP, 374 bytes TCP, 278 bytes HTTP
+ * HTTPS HTTP+TLS Handshake:
+ * 2129 bytes Ethernet, 1975 bytes TCP/IP, 1755 bytes TCP, 1403 bytes HTTPS
+ *
+ * */
+ GNUNET_ATS_COST_CONNECT = 5,
+
+ /**
+ * Bandwidth cost
+ *
+ * How many bandwidth is available to consume?
+ * Used to calculate which impact sending data with this transport has
+ *
+ * Unit: [kB/s]
+ *
+ * Interpretation: more is better
+ *
+ * Examples:
+ * LAN: 12,800 (100 MBit/s)
+ * WLAN: 6,912 (54 MBit/s)
+ * Dial-up: 8 (64 Kbit/s)
+ *
+ */
+ GNUNET_ATS_COST_BANDWITH_AVAILABLE = 6,
+
+ /**
+ * Network overhead
+ *
+ * How many bytes are sent over the wire when 1 kilobyte (1024 bytes)
+ * of application data is transmitted?
+ * A factor used with connect cost, bandwidth cost and energy cost
+ * to describe the overhead produced by the transport protocol
+ *
+ * Unit: [bytes/kb]
+ *
+ * Interpretation: less is better
+ *
+ * Examples:
+ *
+ * TCP/IPv4 over Ethernet: 1024 + 38 + 20 + 20 = 1102 [bytes/kb]
+ * TCP/IPv6 over Ethernet: 1024 + 38 + 20 + 40 = 1122 [bytes/kb]
+ * 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 */
+
+ /**
+ * Signal strength on physical layer
+ *
+ * Unit: [dBm]
+ */
+ GNUNET_ATS_QUALITY_PHY_SIGNAL_STRENGTH = 1025,
+
+ /**
+ * Collision rate on physical layer
+ *
+ * Unit: [B/s]
+ */
+ GNUNET_ATS_QUALITY_PHY_COLLISION_RATE = 1026,
+
+ /**
+ * Error rate on physical layer
+ *
+ * Unit: [B/s]
+ */
+ GNUNET_ATS_QUALITY_PHY_ERROR_RATE = 1027,
+
+ /* Network layer quality properties */
+
+ /**
+ * Delay
+ * Time between when the time packet is sent and the packet arrives
+ *
+ * Unit: [μs]
+ *
+ * Examples:
+ *
+ * LAN : 180
+ * Dialup: 4000
+ * WLAN : 7000
+ */
+ GNUNET_ATS_QUALITY_NET_DELAY = 1028,
+
+ /**
+ * Jitter
+ * Time variations of the delay
+ * 1st derivative of a delay function
+ *
+ * Unit: [μs]
+ */
+ GNUNET_ATS_QUALITY_NET_JITTER = 1029,
+
+ /**
+ * Error rate on network layer
+ *
+ * Unit: [B/s]
+ *
+ * Examples:
+ *
+ * LAN : 0
+ * WLAN : 400
+ * Bluetooth : 100
+ * Note: This numbers are just assumptions as an example, not
+ * measured or somehow determined
+ */
+ GNUNET_ATS_QUALITY_NET_ERRORRATE = 1030,
+
+ /**
+ * Drop rate on network layer
+ * Bytes actively dismissed by a network component during transmission
+ * Reasons for dropped data can be full queues, congestion, quota violations...
+ *
+ * Unit: [B/s]
+ *
+ * Examples:
+ *
+ * LAN : 0
+ * WLAN : 400
+ * Bluetooth : 100
+ * Note: This numbers are just assumptions as an example, not
+ * measured or somehow determined
+ */
+ GNUNET_ATS_QUALITY_NET_DROPRATE = 1031,
+
+ /**
+ * Loss rate on network layer
+ * Bytes lost during transmission
+ * Reasons can be collisions, ...
+ *
+ * Unit: [B/s]
+ *
+ * Examples:
+ *
+ * LAN : 0
+ * WLAN : 40
+ * Bluetooth : 10
+ * Note: This numbers are just assumptions as an example, not measured
+ * or somehow determined
+ */
+ GNUNET_ATS_QUALITY_NET_LOSSRATE = 1032,
+
+ /**
+ * Throughput on network layer
+ *
+ * Unit: [kB/s]
+ *
+ * Examples:
+ *
+ * LAN : 3400
+ * WLAN : 1200
+ * Dialup: 4
+ *
+ */
+ GNUNET_ATS_QUALITY_NET_THROUGHPUT = 1033,
+
+ /* Availability related values */
+ /* =========================== */
+
+ /**
+ * Is a peer reachable?
+ */
+ GNUNET_ATS_AVAILABILITY_REACHABLE = 2048,
+
+ /**
+ * Is there a connection established to a peer using this transport
+ */
+ GNUNET_ATS_AVAILABILITY_CONNECTED = 2049
+};
+
+/**
+ * This structure will be used by plugins to communicate costs to ATS or by
+ * higher level components to tell ATS their constraints.
+ * Always a pair of (GNUNET_ATS_Property, uint32_t value).
+ * Value is always uint32_t, so all units used to define costs have to
+ * be normalized to fit uint32_t.
+ */
+struct GNUNET_ATS_Information
+{
+ /**
+ * ATS property type
+ */
+ uint32_t type;
+
+ /**
+ * ATS property value
+ */
+ uint32_t value;
+};
+
/**
diff --git a/src/transport/transport_selection.h b/src/transport/transport_selection.h
deleted file mode 100644
index b1ebe7f15..000000000
--- a/src/transport/transport_selection.h
+++ /dev/null
@@ -1,359 +0,0 @@
-/*
- This file is part of GNUnet.
- (C) 2009 Christian Grothoff (and other contributing authors)
-
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
-
- GNUnet is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
-
-/**
- * @file transport/transport_selection.h
- * @brief structure definition for automatic transport selection (ATS)
- * @author Matthias Wachs
- */
-
-/**
- * The structs defined here are used by the transport plugin to tell ATS about
- * the transport's properties like cost and quality and on the other side
- * the structs are used by highlevel components to communicate the constraints
- * they have for a transport to ATS
- *
- * +---+
- * +-----------+ Constraints | | Plugin properties +---------+
- * | Highlevel |------------> |ATS| <------------------|Transport|
- * | Component | ATS struct | | ATS struct | Plugin |
- * +-----------+ | | +---------+
- * +---+
- *
- */
-
-#define GNUNET_ATS_ARRAY_TERMINATOR 0
-
-/**
- * Enum defining all known property types for ATS
- * Enum values are used in the GNUNET_ATS_Information struct as (key,value)-pair
- *
- * Cost are always stored in uint32_t, so all units used to define costs
- * have to be normalized to fit in uint32_t [0 .. 4.294.967.295]
- *
- * To keep the elements ordered
- * 1..1024 : Values with a relation to cost
- * 1025..2048 : Values with a relation to quality
- * 2049..3072 : Values with a relation to availability
- *
- */
-enum GNUNET_ATS_Property
-{
-
- /* Cost related values */
- /* =================== */
-
- /**
- * Volume based cost in financial units to transmit data
- *
- * Note: This value is not bound to a specific currency or unit and only
- * used locally.
- * "cent" just refers the smallest amount of money in the respective
- * currency.
- *
- * Unit: [cent/MB]
- *
- * Interpretation: less is better
- *
- * Examples:
- * LAN: 0 [cent/MB]
- * 2G : 10 [cent/MB]
- */
- GNUNET_ATS_COST_FINANCIAL_PER_VOLUME = 1,
-
- /**
- * Time based cost in financial units to transmit data
- *
- * Note: This value is not bound to a specific currency or unit and only
- * used locally.
- * "cent" just refers the smallest amount of money in the respective
- * currency.
- *
- * Unit: [cent/h]
- *
- * Interpretation: less is better
- *
- * Examples:
- * LAN : 0 [cent/h]
- * Dialup: 10 [cent/h]
- */
- GNUNET_ATS_COST_FINANCIAL_PER_TIME = 2,
-
- /**
- * Computational costs
- *
- * Effort of preparing data to be sent with this transport
- * Includes encoding, encryption and conversion of data
- * Partial values can be summed up: c_sum = c_enc + c_enc + c_conv
- * Resulting values depend on local system properties, e.g. CPU
- *
- * Unit: [ms/GB]
- *
- * Interpretation: less is better
- *
- * Examples:
- *
- * HTTPS with AES CBC-256: 7,382
- * HTTPS with AES CBC-128: 5,279
- * HTTPS with RC4-1024: 2,652
- */
- GNUNET_ATS_COST_COMPUTATIONAL = 3,
-
- /**
- * Energy consumption
- *
- * Energy consumption using this transport when sending with a certain
- * power at a certain bitrate. This is only an approximation based on:
- * Energy consumption E = P / D
- *
- * with:
- * Power P in Watt (J/s)
- * Datarate D in MBit/s
- *
- * Conversion between power P and dBm used by WLAN in radiotap's dBm TX power:
- *
- * Lp(dbm) = 10 log10 (P/ 1mW)
- *
- * => P = 1 mW * 10^(Lp(dbm)/10)
- *
- * Unit: [mJ/MB]
- *
- * Interpretation: less is better
- *
- * Examples:
- *
- * LAN: 0
- * 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,
-
- /**
- * Connect cost
- * How many bytes are transmitted to initiate a new connection using
- * this transport?
- *
- * Unit: [bytes]
- *
- * Interpretation: less is better
- *
- * Examples:
- *
- * UDP (No connection) :
- * 0 bytes
- * TCP (TCP 3-Way handshake):
- * 220 bytes Ethernet, 172 bytes TCP/IP, 122 bytes TCP
- * HTTP (TCP + Header) :
- * 477 bytes Ethernet, 429 bytes TCP/IP, 374 bytes TCP, 278 bytes HTTP
- * HTTPS HTTP+TLS Handshake:
- * 2129 bytes Ethernet, 1975 bytes TCP/IP, 1755 bytes TCP, 1403 bytes HTTPS
- *
- * */
- GNUNET_ATS_COST_CONNECT = 5,
-
- /**
- * Bandwidth cost
- *
- * How many bandwidth is available to consume?
- * Used to calculate which impact sending data with this transport has
- *
- * Unit: [kB/s]
- *
- * Interpretation: more is better
- *
- * Examples:
- * LAN: 12,800 (100 MBit/s)
- * WLAN: 6,912 (54 MBit/s)
- * Dial-up: 8 (64 Kbit/s)
- *
- */
- GNUNET_ATS_COST_BANDWITH_AVAILABLE = 6,
-
- /**
- * Network overhead
- *
- * How many bytes are sent over the wire when 1 kilobyte (1024 bytes)
- * of application data is transmitted?
- * A factor used with connect cost, bandwidth cost and energy cost
- * to describe the overhead produced by the transport protocol
- *
- * Unit: [bytes/kb]
- *
- * Interpretation: less is better
- *
- * Examples:
- *
- * TCP/IPv4 over Ethernet: 1024 + 38 + 20 + 20 = 1102 [bytes/kb]
- * TCP/IPv6 over Ethernet: 1024 + 38 + 20 + 40 = 1122 [bytes/kb]
- * 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 */
-
- /**
- * Signal strength on physical layer
- *
- * Unit: [dBm]
- */
- GNUNET_ATS_QUALITY_PHY_SIGNAL_STRENGTH = 1025,
-
- /**
- * Collision rate on physical layer
- *
- * Unit: [B/s]
- */
- GNUNET_ATS_QUALITY_PHY_COLLISION_RATE = 1026,
-
- /**
- * Error rate on physical layer
- *
- * Unit: [B/s]
- */
- GNUNET_ATS_QUALITY_PHY_ERROR_RATE = 1027,
-
- /* Network layer quality properties */
-
- /**
- * Delay
- * Time between when the time packet is sent and the packet arrives
- *
- * Unit: [μs]
- *
- * Examples:
- *
- * LAN : 180
- * Dialup: 4000
- * WLAN : 7000
- */
- GNUNET_ATS_QUALITY_NET_DELAY = 1028,
-
- /**
- * Jitter
- * Time variations of the delay
- * 1st derivative of a delay function
- *
- * Unit: [μs]
- */
- GNUNET_ATS_QUALITY_NET_JITTER = 1029,
-
- /**
- * Error rate on network layer
- *
- * Unit: [B/s]
- *
- * Examples:
- *
- * LAN : 0
- * WLAN : 400
- * Bluetooth : 100
- * Note: This numbers are just assumptions as an example, not
- * measured or somehow determined
- */
- GNUNET_ATS_QUALITY_NET_ERRORRATE = 1030,
-
- /**
- * Drop rate on network layer
- * Bytes actively dismissed by a network component during transmission
- * Reasons for dropped data can be full queues, congestion, quota violations...
- *
- * Unit: [B/s]
- *
- * Examples:
- *
- * LAN : 0
- * WLAN : 400
- * Bluetooth : 100
- * Note: This numbers are just assumptions as an example, not
- * measured or somehow determined
- */
- GNUNET_ATS_QUALITY_NET_DROPRATE = 1031,
-
- /**
- * Loss rate on network layer
- * Bytes lost during transmission
- * Reasons can be collisions, ...
- *
- * Unit: [B/s]
- *
- * Examples:
- *
- * LAN : 0
- * WLAN : 40
- * Bluetooth : 10
- * Note: This numbers are just assumptions as an example, not measured
- * or somehow determined
- */
- GNUNET_ATS_QUALITY_NET_LOSSRATE = 1032,
-
- /**
- * Throughput on network layer
- *
- * Unit: [kB/s]
- *
- * Examples:
- *
- * LAN : 3400
- * WLAN : 1200
- * Dialup: 4
- *
- */
- GNUNET_ATS_QUALITY_NET_THROUGHPUT = 1033,
-
- /* Availability related values */
- /* =========================== */
-
- /**
- * Is a peer reachable?
- */
- GNUNET_ATS_AVAILABILITY_REACHABLE = 2048,
-
- /**
- * Is there a connection established to a peer using this transport
- */
- GNUNET_ATS_AVAILABILITY_CONNECTED = 2049
-};
-
-/**
- * This structure will be used by plugins to communicate costs to ATS or by
- * higher level components to tell ATS their constraints.
- * Always a pair of (GNUNET_ATS_Property, uint32_t value).
- * Value is always uint32_t, so all units used to define costs have to
- * be normalized to fit uint32_t.
- */
-struct GNUNET_ATS_Information
-{
- /**
- * ATS property type
- */
- uint32_t type;
-
- /**
- * ATS property value
- */
- uint32_t value;
-};
-
-/* end of transport_selection.h */