71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
#pragma once
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#include <tpm/TPM.h>
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#include <tpm/TollingPaymentInfo.h>
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#include <it2s-tender/time.h>
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#include <stdbool.h>
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#define TOLLING_INFOS_MAX_LENGTH 16
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#define TOLLING_PAYMENT_MIN_PERIOD_MS 60000
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typedef enum TOLLING_PROTOCOL {
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TOLLING_PROTOCOL_SIMPLE,
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TOLLING_PROTOCOL_TLS
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} TOLLING_PROTOCOL_e;
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typedef struct tolling_info {
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uint64_t timestamp;
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struct {
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double (*polygon)[2]; /* (latitude, longitude) */
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size_t polygon_len;
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} zone;
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TollingPaymentInfo_t* asn;
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} tolling_info_t;
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typedef struct tolling {
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bool enabled;
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TOLLING_PROTOCOL_e protocol;
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union {
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// RSU
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struct {
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uint64_t tls_conn_id;
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} rsu;
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// OBU
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struct {
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bool active;
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int8_t toll_type;
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uint64_t nonce;
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uint64_t client_id;
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uint64_t tls_conn_id;
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TPM_t* entry_proof;
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} obu;
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} station;
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uint64_t tz;
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struct {
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tolling_info_t* z[TOLLING_INFOS_MAX_LENGTH];
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uint8_t length;
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} infos;
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} tolling_t;
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/**
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* Initializes the main tolling struture
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*
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* @param tolling The structure to initialize
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* @param zmq_ctx The facilities ZMQ context
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* @param security_address The security service ZMQ address
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* @return Always successful
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*/
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int tolling_init(tolling_t* tolling, void* zmq_ctx, char* security_address, uint8_t station_type);
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int tpm_pay(void* fc, tolling_info_t* info, void* security_socket, uint8_t* neighbour, uint8_t* dst_addr);
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int tpm_recv(void* fc, TPM_t* tpm_rx, void* security_socket, uint8_t* neighbour, uint8_t* src_addr);
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int tpm_is_inside_zone(void* fc, tolling_info_t* ti);
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tolling_info_t* tolling_info_new(it2s_tender_epv_t* epv, TollingPaymentInfo_t* tpi);
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void tolling_info_free(tolling_info_t* ti);
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