diff options
Diffstat (limited to 'src/or/or.h')
| -rw-r--r-- | src/or/or.h | 559 |
1 files changed, 0 insertions, 559 deletions
diff --git a/src/or/or.h b/src/or/or.h index 1a24ef1b75..be1f61edf8 100644 --- a/src/or/or.h +++ b/src/or/or.h @@ -126,17 +126,9 @@ struct curve25519_public_key_t; * equal sign or tilde, nickname. */ #define MAX_VERBOSE_NICKNAME_LEN (1+HEX_DIGEST_LEN+1+MAX_NICKNAME_LEN) -/** Maximum size, in bytes, for resized buffers. */ -#define MAX_BUF_SIZE ((1<<24)-1) /* 16MB-1 */ -/** Maximum size, in bytes, for any directory object that we've downloaded. */ -#define MAX_DIR_DL_SIZE MAX_BUF_SIZE - /** For HTTP parsing: Maximum number of bytes we'll accept in the headers * of an HTTP request or response. */ #define MAX_HEADERS_SIZE 50000 -/** Maximum size, in bytes, for any directory object that we're accepting - * as an upload. */ -#define MAX_DIR_UL_SIZE MAX_BUF_SIZE /** Maximum size, in bytes, of a single router descriptor uploaded to us * as a directory authority. Caches and clients fetch whatever descriptors @@ -179,48 +171,6 @@ struct curve25519_public_key_t; /** How old do we let a saved descriptor get before force-removing it? */ #define OLD_ROUTER_DESC_MAX_AGE (60*60*24*5) -#define CONN_TYPE_MIN_ 3 -/** Type for sockets listening for OR connections. */ -#define CONN_TYPE_OR_LISTENER 3 -/** A bidirectional TLS connection transmitting a sequence of cells. - * May be from an OR to an OR, or from an OP to an OR. */ -#define CONN_TYPE_OR 4 -/** A TCP connection from an onion router to a stream's destination. */ -#define CONN_TYPE_EXIT 5 -/** Type for sockets listening for SOCKS connections. */ -#define CONN_TYPE_AP_LISTENER 6 -/** A SOCKS proxy connection from the user application to the onion - * proxy. */ -#define CONN_TYPE_AP 7 -/** Type for sockets listening for HTTP connections to the directory server. */ -#define CONN_TYPE_DIR_LISTENER 8 -/** Type for HTTP connections to the directory server. */ -#define CONN_TYPE_DIR 9 -/* Type 10 is unused. */ -/** Type for listening for connections from user interface process. */ -#define CONN_TYPE_CONTROL_LISTENER 11 -/** Type for connections from user interface process. */ -#define CONN_TYPE_CONTROL 12 -/** Type for sockets listening for transparent connections redirected by pf or - * netfilter. */ -#define CONN_TYPE_AP_TRANS_LISTENER 13 -/** Type for sockets listening for transparent connections redirected by - * natd. */ -#define CONN_TYPE_AP_NATD_LISTENER 14 -/** Type for sockets listening for DNS requests. */ -#define CONN_TYPE_AP_DNS_LISTENER 15 - -/** Type for connections from the Extended ORPort. */ -#define CONN_TYPE_EXT_OR 16 -/** Type for sockets listening for Extended ORPort connections. */ -#define CONN_TYPE_EXT_OR_LISTENER 17 -/** Type for sockets listening for HTTP CONNECT tunnel connections. */ -#define CONN_TYPE_AP_HTTP_CONNECT_LISTENER 18 - -#define CONN_TYPE_MAX_ 19 -/* !!!! If _CONN_TYPE_MAX is ever over 31, we must grow the type field in - * connection_t. */ - /* Proxy client types */ #define PROXY_NONE 0 #define PROXY_CONNECT 1 @@ -233,355 +183,6 @@ struct curve25519_public_key_t; * instead use the actual underlying proxy type (see above). */ #define PROXY_PLUGGABLE 4 -/* Proxy client handshake states */ -/* We use a proxy but we haven't even connected to it yet. */ -#define PROXY_INFANT 1 -/* We use an HTTP proxy and we've sent the CONNECT command. */ -#define PROXY_HTTPS_WANT_CONNECT_OK 2 -/* We use a SOCKS4 proxy and we've sent the CONNECT command. */ -#define PROXY_SOCKS4_WANT_CONNECT_OK 3 -/* We use a SOCKS5 proxy and we try to negotiate without - any authentication . */ -#define PROXY_SOCKS5_WANT_AUTH_METHOD_NONE 4 -/* We use a SOCKS5 proxy and we try to negotiate with - Username/Password authentication . */ -#define PROXY_SOCKS5_WANT_AUTH_METHOD_RFC1929 5 -/* We use a SOCKS5 proxy and we just sent our credentials. */ -#define PROXY_SOCKS5_WANT_AUTH_RFC1929_OK 6 -/* We use a SOCKS5 proxy and we just sent our CONNECT command. */ -#define PROXY_SOCKS5_WANT_CONNECT_OK 7 -/* We use a proxy and we CONNECTed successfully!. */ -#define PROXY_CONNECTED 8 - -/** True iff <b>x</b> is an edge connection. */ -#define CONN_IS_EDGE(x) \ - ((x)->type == CONN_TYPE_EXIT || (x)->type == CONN_TYPE_AP) - -/** State for any listener connection. */ -#define LISTENER_STATE_READY 0 - -#define OR_CONN_STATE_MIN_ 1 -/** State for a connection to an OR: waiting for connect() to finish. */ -#define OR_CONN_STATE_CONNECTING 1 -/** State for a connection to an OR: waiting for proxy handshake to complete */ -#define OR_CONN_STATE_PROXY_HANDSHAKING 2 -/** State for an OR connection client: SSL is handshaking, not done - * yet. */ -#define OR_CONN_STATE_TLS_HANDSHAKING 3 -/** State for a connection to an OR: We're doing a second SSL handshake for - * renegotiation purposes. (V2 handshake only.) */ -#define OR_CONN_STATE_TLS_CLIENT_RENEGOTIATING 4 -/** State for a connection at an OR: We're waiting for the client to - * renegotiate (to indicate a v2 handshake) or send a versions cell (to - * indicate a v3 handshake) */ -#define OR_CONN_STATE_TLS_SERVER_RENEGOTIATING 5 -/** State for an OR connection: We're done with our SSL handshake, we've done - * renegotiation, but we haven't yet negotiated link protocol versions and - * sent a netinfo cell. */ -#define OR_CONN_STATE_OR_HANDSHAKING_V2 6 -/** State for an OR connection: We're done with our SSL handshake, but we - * haven't yet negotiated link protocol versions, done a V3 handshake, and - * sent a netinfo cell. */ -#define OR_CONN_STATE_OR_HANDSHAKING_V3 7 -/** State for an OR connection: Ready to send/receive cells. */ -#define OR_CONN_STATE_OPEN 8 -#define OR_CONN_STATE_MAX_ 8 - -/** States of the Extended ORPort protocol. Be careful before changing - * the numbers: they matter. */ -#define EXT_OR_CONN_STATE_MIN_ 1 -/** Extended ORPort authentication is waiting for the authentication - * type selected by the client. */ -#define EXT_OR_CONN_STATE_AUTH_WAIT_AUTH_TYPE 1 -/** Extended ORPort authentication is waiting for the client nonce. */ -#define EXT_OR_CONN_STATE_AUTH_WAIT_CLIENT_NONCE 2 -/** Extended ORPort authentication is waiting for the client hash. */ -#define EXT_OR_CONN_STATE_AUTH_WAIT_CLIENT_HASH 3 -#define EXT_OR_CONN_STATE_AUTH_MAX 3 -/** Authentication finished and the Extended ORPort is now accepting - * traffic. */ -#define EXT_OR_CONN_STATE_OPEN 4 -/** Extended ORPort is flushing its last messages and preparing to - * start accepting OR connections. */ -#define EXT_OR_CONN_STATE_FLUSHING 5 -#define EXT_OR_CONN_STATE_MAX_ 5 - -#define EXIT_CONN_STATE_MIN_ 1 -/** State for an exit connection: waiting for response from DNS farm. */ -#define EXIT_CONN_STATE_RESOLVING 1 -/** State for an exit connection: waiting for connect() to finish. */ -#define EXIT_CONN_STATE_CONNECTING 2 -/** State for an exit connection: open and ready to transmit data. */ -#define EXIT_CONN_STATE_OPEN 3 -/** State for an exit connection: waiting to be removed. */ -#define EXIT_CONN_STATE_RESOLVEFAILED 4 -#define EXIT_CONN_STATE_MAX_ 4 - -/* The AP state values must be disjoint from the EXIT state values. */ -#define AP_CONN_STATE_MIN_ 5 -/** State for a SOCKS connection: waiting for SOCKS request. */ -#define AP_CONN_STATE_SOCKS_WAIT 5 -/** State for a SOCKS connection: got a y.onion URL; waiting to receive - * rendezvous descriptor. */ -#define AP_CONN_STATE_RENDDESC_WAIT 6 -/** The controller will attach this connection to a circuit; it isn't our - * job to do so. */ -#define AP_CONN_STATE_CONTROLLER_WAIT 7 -/** State for a SOCKS connection: waiting for a completed circuit. */ -#define AP_CONN_STATE_CIRCUIT_WAIT 8 -/** State for a SOCKS connection: sent BEGIN, waiting for CONNECTED. */ -#define AP_CONN_STATE_CONNECT_WAIT 9 -/** State for a SOCKS connection: sent RESOLVE, waiting for RESOLVED. */ -#define AP_CONN_STATE_RESOLVE_WAIT 10 -/** State for a SOCKS connection: ready to send and receive. */ -#define AP_CONN_STATE_OPEN 11 -/** State for a transparent natd connection: waiting for original - * destination. */ -#define AP_CONN_STATE_NATD_WAIT 12 -/** State for an HTTP tunnel: waiting for an HTTP CONNECT command. */ -#define AP_CONN_STATE_HTTP_CONNECT_WAIT 13 -#define AP_CONN_STATE_MAX_ 13 - -/** True iff the AP_CONN_STATE_* value <b>s</b> means that the corresponding - * edge connection is not attached to any circuit. */ -#define AP_CONN_STATE_IS_UNATTACHED(s) \ - ((s) <= AP_CONN_STATE_CIRCUIT_WAIT || (s) == AP_CONN_STATE_NATD_WAIT) - -#define DIR_CONN_STATE_MIN_ 1 -/** State for connection to directory server: waiting for connect(). */ -#define DIR_CONN_STATE_CONNECTING 1 -/** State for connection to directory server: sending HTTP request. */ -#define DIR_CONN_STATE_CLIENT_SENDING 2 -/** State for connection to directory server: reading HTTP response. */ -#define DIR_CONN_STATE_CLIENT_READING 3 -/** State for connection to directory server: happy and finished. */ -#define DIR_CONN_STATE_CLIENT_FINISHED 4 -/** State for connection at directory server: waiting for HTTP request. */ -#define DIR_CONN_STATE_SERVER_COMMAND_WAIT 5 -/** State for connection at directory server: sending HTTP response. */ -#define DIR_CONN_STATE_SERVER_WRITING 6 -#define DIR_CONN_STATE_MAX_ 6 - -/** True iff the purpose of <b>conn</b> means that it's a server-side - * directory connection. */ -#define DIR_CONN_IS_SERVER(conn) ((conn)->purpose == DIR_PURPOSE_SERVER) - -#define CONTROL_CONN_STATE_MIN_ 1 -/** State for a control connection: Authenticated and accepting v1 commands. */ -#define CONTROL_CONN_STATE_OPEN 1 -/** State for a control connection: Waiting for authentication; speaking - * protocol v1. */ -#define CONTROL_CONN_STATE_NEEDAUTH 2 -#define CONTROL_CONN_STATE_MAX_ 2 - -#define DIR_PURPOSE_MIN_ 4 -/** A connection to a directory server: set after a v2 rendezvous - * descriptor is downloaded. */ -#define DIR_PURPOSE_HAS_FETCHED_RENDDESC_V2 4 -/** A connection to a directory server: download one or more server - * descriptors. */ -#define DIR_PURPOSE_FETCH_SERVERDESC 6 -/** A connection to a directory server: download one or more extra-info - * documents. */ -#define DIR_PURPOSE_FETCH_EXTRAINFO 7 -/** A connection to a directory server: upload a server descriptor. */ -#define DIR_PURPOSE_UPLOAD_DIR 8 -/** A connection to a directory server: upload a v3 networkstatus vote. */ -#define DIR_PURPOSE_UPLOAD_VOTE 10 -/** A connection to a directory server: upload a v3 consensus signature */ -#define DIR_PURPOSE_UPLOAD_SIGNATURES 11 -/** A connection to a directory server: download one or more v3 networkstatus - * votes. */ -#define DIR_PURPOSE_FETCH_STATUS_VOTE 12 -/** A connection to a directory server: download a v3 detached signatures - * object for a consensus. */ -#define DIR_PURPOSE_FETCH_DETACHED_SIGNATURES 13 -/** A connection to a directory server: download a v3 networkstatus - * consensus. */ -#define DIR_PURPOSE_FETCH_CONSENSUS 14 -/** A connection to a directory server: download one or more directory - * authority certificates. */ -#define DIR_PURPOSE_FETCH_CERTIFICATE 15 - -/** Purpose for connection at a directory server. */ -#define DIR_PURPOSE_SERVER 16 -/** A connection to a hidden service directory server: upload a v2 rendezvous - * descriptor. */ -#define DIR_PURPOSE_UPLOAD_RENDDESC_V2 17 -/** A connection to a hidden service directory server: download a v2 rendezvous - * descriptor. */ -#define DIR_PURPOSE_FETCH_RENDDESC_V2 18 -/** A connection to a directory server: download a microdescriptor. */ -#define DIR_PURPOSE_FETCH_MICRODESC 19 -/** A connection to a hidden service directory: upload a v3 descriptor. */ -#define DIR_PURPOSE_UPLOAD_HSDESC 20 -/** A connection to a hidden service directory: fetch a v3 descriptor. */ -#define DIR_PURPOSE_FETCH_HSDESC 21 -/** A connection to a directory server: set after a hidden service descriptor - * is downloaded. */ -#define DIR_PURPOSE_HAS_FETCHED_HSDESC 22 -#define DIR_PURPOSE_MAX_ 22 - -/** True iff <b>p</b> is a purpose corresponding to uploading - * data to a directory server. */ -#define DIR_PURPOSE_IS_UPLOAD(p) \ - ((p)==DIR_PURPOSE_UPLOAD_DIR || \ - (p)==DIR_PURPOSE_UPLOAD_VOTE || \ - (p)==DIR_PURPOSE_UPLOAD_SIGNATURES || \ - (p)==DIR_PURPOSE_UPLOAD_RENDDESC_V2 || \ - (p)==DIR_PURPOSE_UPLOAD_HSDESC) - -#define EXIT_PURPOSE_MIN_ 1 -/** This exit stream wants to do an ordinary connect. */ -#define EXIT_PURPOSE_CONNECT 1 -/** This exit stream wants to do a resolve (either normal or reverse). */ -#define EXIT_PURPOSE_RESOLVE 2 -#define EXIT_PURPOSE_MAX_ 2 - -/* !!!! If any connection purpose is ever over 31, we must grow the type - * field in connection_t. */ - -/** Circuit state: I'm the origin, still haven't done all my handshakes. */ -#define CIRCUIT_STATE_BUILDING 0 -/** Circuit state: Waiting to process the onionskin. */ -#define CIRCUIT_STATE_ONIONSKIN_PENDING 1 -/** Circuit state: I'd like to deliver a create, but my n_chan is still - * connecting. */ -#define CIRCUIT_STATE_CHAN_WAIT 2 -/** Circuit state: the circuit is open but we don't want to actually use it - * until we find out if a better guard will be available. - */ -#define CIRCUIT_STATE_GUARD_WAIT 3 -/** Circuit state: onionskin(s) processed, ready to send/receive cells. */ -#define CIRCUIT_STATE_OPEN 4 - -#define CIRCUIT_PURPOSE_MIN_ 1 - -/* these circuits were initiated elsewhere */ -#define CIRCUIT_PURPOSE_OR_MIN_ 1 -/** OR-side circuit purpose: normal circuit, at OR. */ -#define CIRCUIT_PURPOSE_OR 1 -/** OR-side circuit purpose: At OR, from the service, waiting for intro from - * clients. */ -#define CIRCUIT_PURPOSE_INTRO_POINT 2 -/** OR-side circuit purpose: At OR, from the client, waiting for the service. - */ -#define CIRCUIT_PURPOSE_REND_POINT_WAITING 3 -/** OR-side circuit purpose: At OR, both circuits have this purpose. */ -#define CIRCUIT_PURPOSE_REND_ESTABLISHED 4 -#define CIRCUIT_PURPOSE_OR_MAX_ 4 - -/* these circuits originate at this node */ - -/* here's how circ client-side purposes work: - * normal circuits are C_GENERAL. - * circuits that are c_introducing are either on their way to - * becoming open, or they are open and waiting for a - * suitable rendcirc before they send the intro. - * circuits that are c_introduce_ack_wait have sent the intro, - * but haven't gotten a response yet. - * circuits that are c_establish_rend are either on their way - * to becoming open, or they are open and have sent the - * establish_rendezvous cell but haven't received an ack. - * circuits that are c_rend_ready are open and have received a - * rend ack, but haven't heard from the service yet. if they have a - * buildstate->pending_final_cpath then they're expecting a - * cell from the service, else they're not. - * circuits that are c_rend_ready_intro_acked are open, and - * some intro circ has sent its intro and received an ack. - * circuits that are c_rend_joined are open, have heard from - * the service, and are talking to it. - */ -/** Client-side circuit purpose: Normal circuit, with cpath. */ -#define CIRCUIT_PURPOSE_C_GENERAL 5 -#define CIRCUIT_PURPOSE_C_HS_MIN_ 6 -/** Client-side circuit purpose: at the client, connecting to intro point. */ -#define CIRCUIT_PURPOSE_C_INTRODUCING 6 -/** Client-side circuit purpose: at the client, sent INTRODUCE1 to intro point, - * waiting for ACK/NAK. */ -#define CIRCUIT_PURPOSE_C_INTRODUCE_ACK_WAIT 7 -/** Client-side circuit purpose: at the client, introduced and acked, closing. - */ -#define CIRCUIT_PURPOSE_C_INTRODUCE_ACKED 8 -/** Client-side circuit purpose: at the client, waiting for ack. */ -#define CIRCUIT_PURPOSE_C_ESTABLISH_REND 9 -/** Client-side circuit purpose: at the client, waiting for the service. */ -#define CIRCUIT_PURPOSE_C_REND_READY 10 -/** Client-side circuit purpose: at the client, waiting for the service, - * INTRODUCE has been acknowledged. */ -#define CIRCUIT_PURPOSE_C_REND_READY_INTRO_ACKED 11 -/** Client-side circuit purpose: at the client, rendezvous established. */ -#define CIRCUIT_PURPOSE_C_REND_JOINED 12 -/** This circuit is used for getting hsdirs */ -#define CIRCUIT_PURPOSE_C_HSDIR_GET 13 -#define CIRCUIT_PURPOSE_C_HS_MAX_ 13 -/** This circuit is used for build time measurement only */ -#define CIRCUIT_PURPOSE_C_MEASURE_TIMEOUT 14 -#define CIRCUIT_PURPOSE_C_MAX_ 14 - -#define CIRCUIT_PURPOSE_S_HS_MIN_ 15 -/** Hidden-service-side circuit purpose: at the service, waiting for - * introductions. */ -#define CIRCUIT_PURPOSE_S_ESTABLISH_INTRO 15 -/** Hidden-service-side circuit purpose: at the service, successfully - * established intro. */ -#define CIRCUIT_PURPOSE_S_INTRO 16 -/** Hidden-service-side circuit purpose: at the service, connecting to rend - * point. */ -#define CIRCUIT_PURPOSE_S_CONNECT_REND 17 -/** Hidden-service-side circuit purpose: at the service, rendezvous - * established. */ -#define CIRCUIT_PURPOSE_S_REND_JOINED 18 -/** This circuit is used for uploading hsdirs */ -#define CIRCUIT_PURPOSE_S_HSDIR_POST 19 -#define CIRCUIT_PURPOSE_S_HS_MAX_ 19 - -/** A testing circuit; not meant to be used for actual traffic. */ -#define CIRCUIT_PURPOSE_TESTING 20 -/** A controller made this circuit and Tor should not use it. */ -#define CIRCUIT_PURPOSE_CONTROLLER 21 -/** This circuit is used for path bias probing only */ -#define CIRCUIT_PURPOSE_PATH_BIAS_TESTING 22 - -/** This circuit is used for vanguards/restricted paths. - * - * This type of circuit is *only* created preemptively and never - * on-demand. When an HS operation needs to take place (e.g. connect to an - * intro point), these circuits are then cannibalized and repurposed to the - * actual needed HS purpose. */ -#define CIRCUIT_PURPOSE_HS_VANGUARDS 23 - -#define CIRCUIT_PURPOSE_MAX_ 23 -/** A catch-all for unrecognized purposes. Currently we don't expect - * to make or see any circuits with this purpose. */ -#define CIRCUIT_PURPOSE_UNKNOWN 255 - -/** True iff the circuit purpose <b>p</b> is for a circuit that - * originated at this node. */ -#define CIRCUIT_PURPOSE_IS_ORIGIN(p) ((p)>CIRCUIT_PURPOSE_OR_MAX_) -/** True iff the circuit purpose <b>p</b> is for a circuit that originated - * here to serve as a client. (Hidden services don't count here.) */ -#define CIRCUIT_PURPOSE_IS_CLIENT(p) \ - ((p)> CIRCUIT_PURPOSE_OR_MAX_ && \ - (p)<=CIRCUIT_PURPOSE_C_MAX_) -/** True iff the circuit_t <b>c</b> is actually an origin_circuit_t. */ -#define CIRCUIT_IS_ORIGIN(c) (CIRCUIT_PURPOSE_IS_ORIGIN((c)->purpose)) -/** True iff the circuit purpose <b>p</b> is for an established rendezvous - * circuit. */ -#define CIRCUIT_PURPOSE_IS_ESTABLISHED_REND(p) \ - ((p) == CIRCUIT_PURPOSE_C_REND_JOINED || \ - (p) == CIRCUIT_PURPOSE_S_REND_JOINED) -/** True iff the circuit_t c is actually an or_circuit_t */ -#define CIRCUIT_IS_ORCIRC(c) (((circuit_t *)(c))->magic == OR_CIRCUIT_MAGIC) - -/** True iff this circuit purpose should count towards the global - * pending rate limit (set by MaxClientCircuitsPending). We count all - * general purpose circuits, as well as the first step of client onion - * service connections (HSDir gets). */ -#define CIRCUIT_PURPOSE_COUNTS_TOWARDS_MAXPENDING(p) \ - ((p) == CIRCUIT_PURPOSE_C_GENERAL || \ - (p) == CIRCUIT_PURPOSE_C_HSDIR_GET) - /** How many circuits do we want simultaneously in-progress to handle * a given stream? */ #define MIN_CIRCUITS_HANDLING_STREAM 2 @@ -686,13 +287,6 @@ struct curve25519_public_key_t; * connection_mark_unattached_ap(). */ #define END_STREAM_REASON_FLAG_ALREADY_SOCKS_REPLIED 2048 -/** Reason for remapping an AP connection's address: we have a cached - * answer. */ -#define REMAP_STREAM_SOURCE_CACHE 1 -/** Reason for remapping an AP connection's address: the exit node told us an - * answer. */ -#define REMAP_STREAM_SOURCE_EXIT 2 - /* 'type' values to use in RESOLVED cells. Specified in tor-spec.txt. */ #define RESOLVED_TYPE_HOSTNAME 0 #define RESOLVED_TYPE_IPV4 4 @@ -1051,16 +645,6 @@ typedef struct socks_request_t socks_request_t; typedef struct entry_port_cfg_t entry_port_cfg_t; typedef struct server_port_cfg_t server_port_cfg_t; -/* Values for connection_t.magic: used to make sure that downcasts (casts from -* connection_t to foo_connection_t) are safe. */ -#define BASE_CONNECTION_MAGIC 0x7C3C304Eu -#define OR_CONNECTION_MAGIC 0x7D31FF03u -#define EDGE_CONNECTION_MAGIC 0xF0374013u -#define ENTRY_CONNECTION_MAGIC 0xbb4a5703 -#define DIR_CONNECTION_MAGIC 0x9988ffeeu -#define CONTROL_CONNECTION_MAGIC 0x8abc765du -#define LISTENER_CONNECTION_MAGIC 0x1a1ac741u - /** Minimum length of the random part of an AUTH_CHALLENGE cell. */ #define OR_AUTH_CHALLENGE_LEN 32 @@ -1345,15 +929,6 @@ typedef struct crypt_path_reference_t crypt_path_reference_t; typedef struct cpath_build_state_t cpath_build_state_t; -/** "magic" value for an origin_circuit_t */ -#define ORIGIN_CIRCUIT_MAGIC 0x35315243u -/** "magic" value for an or_circuit_t */ -#define OR_CIRCUIT_MAGIC 0x98ABC04Fu -/** "magic" value for a circuit that would have been freed by circuit_free, - * but which we're keeping around until a cpuworker reply arrives. See - * circuit_free() for more documentation. */ -#define DEAD_CIRCUIT_MAGIC 0xdeadc14c - struct create_cell_t; /** Entry in the cell stats list of a circuit; used only if CELL_STATS @@ -1442,10 +1017,6 @@ typedef enum { /** Convert a circuit subtype to a circuit_t. */ #define TO_CIRCUIT(x) (&((x)->base_)) -/* limits for TCP send and recv buffer size used for constrained sockets */ -#define MIN_CONSTRAINED_TCP_BUFFER 2048 -#define MAX_CONSTRAINED_TCP_BUFFER 262144 /* 256k */ - /** @name Isolation flags Ways to isolate client streams @@ -2626,22 +2197,7 @@ typedef struct { time_t LastRotatedOnionKey; } or_state_t; -#define MAX_SOCKS_REPLY_LEN 1024 #define MAX_SOCKS_ADDR_LEN 256 -#define SOCKS_NO_AUTH 0x00 -#define SOCKS_USER_PASS 0x02 - -/** Please open a TCP connection to this addr:port. */ -#define SOCKS_COMMAND_CONNECT 0x01 -/** Please turn this FQDN into an IP address, privately. */ -#define SOCKS_COMMAND_RESOLVE 0xF0 -/** Please turn this IP address into an FQDN, privately. */ -#define SOCKS_COMMAND_RESOLVE_PTR 0xF1 - -/* || 0 is for -Wparentheses-equality (-Wall?) appeasement under clang */ -#define SOCKS_COMMAND_IS_CONNECT(c) (((c)==SOCKS_COMMAND_CONNECT) || 0) -#define SOCKS_COMMAND_IS_RESOLVE(c) ((c)==SOCKS_COMMAND_RESOLVE || \ - (c)==SOCKS_COMMAND_RESOLVE_PTR) /********************************* circuitbuild.c **********************/ @@ -2655,92 +2211,6 @@ typedef struct { #define BW_MIN_WEIGHT_SCALE 1 #define BW_MAX_WEIGHT_SCALE INT32_MAX -/** Total size of the circuit timeout history to accumulate. - * 1000 is approx 2.5 days worth of continual-use circuits. */ -#define CBT_NCIRCUITS_TO_OBSERVE 1000 - -/** Width of the histogram bins in milliseconds */ -#define CBT_BIN_WIDTH ((build_time_t)50) - -/** Number of modes to use in the weighted-avg computation of Xm */ -#define CBT_DEFAULT_NUM_XM_MODES 3 -#define CBT_MIN_NUM_XM_MODES 1 -#define CBT_MAX_NUM_XM_MODES 20 - -/** A build_time_t is milliseconds */ -typedef uint32_t build_time_t; - -/** - * CBT_BUILD_ABANDONED is our flag value to represent a force-closed - * circuit (Aka a 'right-censored' pareto value). - */ -#define CBT_BUILD_ABANDONED ((build_time_t)(INT32_MAX-1)) -#define CBT_BUILD_TIME_MAX ((build_time_t)(INT32_MAX)) - -/** Save state every 10 circuits */ -#define CBT_SAVE_STATE_EVERY 10 - -/* Circuit build times consensus parameters */ - -/** - * How long to wait before actually closing circuits that take too long to - * build in terms of CDF quantile. - */ -#define CBT_DEFAULT_CLOSE_QUANTILE 95 -#define CBT_MIN_CLOSE_QUANTILE CBT_MIN_QUANTILE_CUTOFF -#define CBT_MAX_CLOSE_QUANTILE CBT_MAX_QUANTILE_CUTOFF - -/** - * How many circuits count as recent when considering if the - * connection has gone gimpy or changed. - */ -#define CBT_DEFAULT_RECENT_CIRCUITS 20 -#define CBT_MIN_RECENT_CIRCUITS 3 -#define CBT_MAX_RECENT_CIRCUITS 1000 - -/** - * Maximum count of timeouts that finish the first hop in the past - * RECENT_CIRCUITS before calculating a new timeout. - * - * This tells us whether to abandon timeout history and set - * the timeout back to whatever circuit_build_times_get_initial_timeout() - * gives us. - */ -#define CBT_DEFAULT_MAX_RECENT_TIMEOUT_COUNT (CBT_DEFAULT_RECENT_CIRCUITS*9/10) -#define CBT_MIN_MAX_RECENT_TIMEOUT_COUNT 3 -#define CBT_MAX_MAX_RECENT_TIMEOUT_COUNT 10000 - -/** Minimum circuits before estimating a timeout */ -#define CBT_DEFAULT_MIN_CIRCUITS_TO_OBSERVE 100 -#define CBT_MIN_MIN_CIRCUITS_TO_OBSERVE 1 -#define CBT_MAX_MIN_CIRCUITS_TO_OBSERVE 10000 - -/** Cutoff percentile on the CDF for our timeout estimation. */ -#define CBT_DEFAULT_QUANTILE_CUTOFF 80 -#define CBT_MIN_QUANTILE_CUTOFF 10 -#define CBT_MAX_QUANTILE_CUTOFF 99 -double circuit_build_times_quantile_cutoff(void); - -/** How often in seconds should we build a test circuit */ -#define CBT_DEFAULT_TEST_FREQUENCY 10 -#define CBT_MIN_TEST_FREQUENCY 1 -#define CBT_MAX_TEST_FREQUENCY INT32_MAX - -/** Lowest allowable value for CircuitBuildTimeout in milliseconds */ -#define CBT_DEFAULT_TIMEOUT_MIN_VALUE (1500) -#define CBT_MIN_TIMEOUT_MIN_VALUE 500 -#define CBT_MAX_TIMEOUT_MIN_VALUE INT32_MAX - -/** Initial circuit build timeout in milliseconds */ -#define CBT_DEFAULT_TIMEOUT_INITIAL_VALUE (60*1000) -#define CBT_MIN_TIMEOUT_INITIAL_VALUE CBT_MIN_TIMEOUT_MIN_VALUE -#define CBT_MAX_TIMEOUT_INITIAL_VALUE INT32_MAX -int32_t circuit_build_times_initial_timeout(void); - -#if CBT_DEFAULT_MAX_RECENT_TIMEOUT_COUNT < CBT_MIN_MAX_RECENT_TIMEOUT_COUNT -#error "RECENT_CIRCUITS is set too low." -#endif - typedef struct circuit_build_times_s circuit_build_times_t; /********************************* config.c ***************************/ @@ -2830,35 +2300,6 @@ typedef struct dir_server_t dir_server_t; #define ROUTER_MAX_DECLARED_BANDWIDTH INT32_MAX -/* Flags for pick_directory_server() and pick_trusteddirserver(). */ -/** Flag to indicate that we should not automatically be willing to use - * ourself to answer a directory request. - * Passed to router_pick_directory_server (et al).*/ -#define PDS_ALLOW_SELF (1<<0) -/** Flag to indicate that if no servers seem to be up, we should mark all - * directory servers as up and try again. - * Passed to router_pick_directory_server (et al).*/ -#define PDS_RETRY_IF_NO_SERVERS (1<<1) -/** Flag to indicate that we should not exclude directory servers that - * our ReachableAddress settings would exclude. This usually means that - * we're going to connect to the server over Tor, and so we don't need to - * worry about our firewall telling us we can't. - * Passed to router_pick_directory_server (et al).*/ -#define PDS_IGNORE_FASCISTFIREWALL (1<<2) -/** Flag to indicate that we should not use any directory authority to which - * we have an existing directory connection for downloading server descriptors - * or extrainfo documents. - * - * Passed to router_pick_directory_server (et al) - */ -#define PDS_NO_EXISTING_SERVERDESC_FETCH (1<<3) -/** Flag to indicate that we should not use any directory authority to which - * we have an existing directory connection for downloading microdescs. - * - * Passed to router_pick_directory_server (et al) - */ -#define PDS_NO_EXISTING_MICRODESC_FETCH (1<<4) - typedef struct tor_version_t tor_version_t; #endif /* !defined(TOR_OR_H) */ |