#include <crypt_path_st.h>

Public Member Functions
relay_crypto_t	CRYPT_PATH_PRIV_FIELD (crypto)

Data Fields
uint32_t	magic

onion_handshake_state_t	handshake_state

char	rend_circ_nonce [DIGEST_LEN]

extend_info_t *	extend_info

uint8_t	state

struct crypt_path_t *	next

struct crypt_path_t *	prev

int	package_window

int	deliver_window

struct congestion_control_t *	ccontrol

relay_cell_fmt_t	relay_cell_format

Detailed Description

Holds accounting information for a single step in the layered encryption performed by a circuit. Used only at the client edge of a circuit.

Definition at line 53 of file crypt_path_st.h.

Member Function Documentation

◆ CRYPT_PATH_PRIV_FIELD()

relay_crypto_t CRYPT_PATH_PRIV_FIELD ( crypto )

Private member: Cryptographic state used for encrypting and authenticating relay cells to and from this hop.

Field Documentation

◆ ccontrol

struct congestion_control_t* ccontrol

Congestion control info

Definition at line 87 of file crypt_path_st.h.

Referenced by circuit_ccontrol(), circuit_finish_handshake(), circuit_sent_cell_for_sendme(), congestion_control_get_control_port_fields(), congestion_control_get_package_window(), cpath_free(), edge_get_max_rtt(), edge_uses_flow_control(), finalize_rend_circuit(), and sendme_get_inc_count().

◆ deliver_window

int deliver_window

How many cells are we willing to deliver originating at this step?

Definition at line 83 of file crypt_path_st.h.

Referenced by cpath_append_hop(), cpath_assert_layer_ok(), finalize_rend_circuit(), and sendme_circuit_consider_sending().

◆ extend_info

extend_info_t* extend_info

Information to extend to the OR at this step.

Definition at line 64 of file crypt_path_st.h.

Referenced by build_middle_exclude_list(), build_vanguard_middle_exclude_list(), circuit_build_failed(), circuit_cpath_supports_ntor(), circuit_find_to_cannibalize(), circuit_get_nth_node(), circuit_handle_first_hop(), circuit_list_path_impl(), circuit_send_first_onion_skin(), circuit_send_intermediate_onion_skin(), conflux_add_guards_to_exclude_list(), conflux_add_middles_to_exclude_list(), connection_ap_expire_beginning(), connection_ap_get_begincell_flags(), cpath_append_hop(), cpath_free(), get_exit_for_nonce(), link_apconn_to_circ(), onion_populate_cpath(), pathbias_count_build_attempt(), pathbias_count_build_success(), pathbias_count_circs_in_states(), pathbias_count_collapse(), pathbias_count_successful_close(), pathbias_count_timeout(), pathbias_count_use_attempt(), pathbias_count_use_failed(), pathbias_count_use_success(), and should_use_create_fast_for_circuit().

◆ handshake_state

onion_handshake_state_t handshake_state

Current state of the handshake as performed with the OR at this step.

Definition at line 58 of file crypt_path_st.h.

Referenced by circuit_finish_handshake(), circuit_send_first_onion_skin(), circuit_send_intermediate_onion_skin(), and cpath_free().

◆ magic

uint32_t magic

Definition at line 54 of file crypt_path_st.h.

◆ next

struct crypt_path_t* next

Link to next crypt_path_t in the circuit. (The list is circular, so the last node links to the first.)

Definition at line 75 of file crypt_path_st.h.

Referenced by build_middle_exclude_list(), build_vanguard_middle_exclude_list(), circuit_clear_cpath(), circuit_cpath_supports_ntor(), circuit_find_to_cannibalize(), circuit_get_cpath_hop(), circuit_get_cpath_len(), circuit_get_cpath_opened_len(), circuit_list_path_impl(), conflux_add_middles_to_exclude_list(), cpath_assert_ok(), cpath_extend_linked_list(), cpath_get_next_non_open_hop(), cpath_is_on_circuit(), pathbias_is_new_circ_attempt(), and relay_decrypt_cell().

◆ package_window

int package_window

How many cells are we allowed to originate ending at this step?

Definition at line 81 of file crypt_path_st.h.

Referenced by circuit_consider_stop_edge_reading(), circuit_sent_cell_for_sendme(), congestion_control_get_package_window(), cpath_append_hop(), cpath_assert_layer_ok(), finalize_rend_circuit(), and sendme_process_circuit_level_impl().

◆ prev

struct crypt_path_t* prev

◆ relay_cell_format

relay_cell_fmt_t relay_cell_format

Format to use when exchanging relay cells with this relay.

Definition at line 90 of file crypt_path_st.h.

Referenced by circuit_finish_handshake(), circuit_get_relay_format(), cpath_append_hop(), and create_rend_cpath().

◆ rend_circ_nonce

char rend_circ_nonce[DIGEST_LEN]

Negotiated key material shared with the OR at this step.

Definition at line 61 of file crypt_path_st.h.

Referenced by circuit_finish_handshake(), and send_establish_intro().

◆ state

uint8_t state

Is the circuit built to this step? Must be one of:

CPATH_STATE_CLOSED (The circuit has not been extended to this step)
CPATH_STATE_AWAITING_KEYS (We have sent an EXTEND/CREATE to this step and not received an EXTENDED/CREATED)
CPATH_STATE_OPEN (The circuit has been extended to this step)

Definition at line 71 of file crypt_path_st.h.

Referenced by circpad_send_command_to_hop(), circuit_build_failed(), circuit_build_times_mark_circ_as_measurement_only(), circuit_expire_building(), circuit_finish_handshake(), circuit_get_cpath_opened_len(), circuit_get_nth_node(), circuit_list_path_impl(), circuit_send_first_onion_skin(), circuit_send_intermediate_onion_skin(), circuit_send_next_onion_skin(), cpath_append_hop(), cpath_assert_layer_ok(), cpath_assert_ok(), cpath_get_next_non_open_hop(), finalize_rend_circuit(), link_apconn_to_circ(), pathbias_is_new_circ_attempt(), pathbias_send_usable_probe(), and relay_decrypt_cell().

The documentation for this struct was generated from the following file:

core/or/crypt_path_st.h

Public Member Functions

Data Fields