diff options
Diffstat (limited to 'src/diagnostic')
| -rw-r--r-- | src/diagnostic/diagnostic-manager.cpp | 57 | ||||
| -rw-r--r-- | src/diagnostic/diagnostic-manager.hpp | 7 |
2 files changed, 64 insertions, 0 deletions
diff --git a/src/diagnostic/diagnostic-manager.cpp b/src/diagnostic/diagnostic-manager.cpp index 6867ec39..c27c2b1f 100644 --- a/src/diagnostic/diagnostic-manager.cpp +++ b/src/diagnostic/diagnostic-manager.cpp @@ -20,6 +20,7 @@ #include "diagnostic-manager.hpp" #include "uds/uds.h" +#include "../utils/openxc-utils.hpp" #include "../configuration.hpp" #define MAX_RECURRING_DIAGNOSTIC_FREQUENCY_HZ 10 @@ -259,6 +260,62 @@ bool diagnostic_manager_t::add_recurring_request(DiagnosticRequest* request, con return added; } +bool diagnostic_manager_t::is_diagnostic_response(const active_diagnostic_request_t& adr, const can_message_t& cm) const +{ + if(cm.get_id() == adr.get_id() + DIAGNOSTIC_RESPONSE_ARBITRATION_ID_OFFSET) + return true; + DEBUG(binder_interface, "Doesn't find an active diagnostic request that matches."); + return false; +} + +active_diagnostic_request_t* diagnostic_manager_t::is_diagnostic_response(const can_message_t& can_message) +{ + for (auto& entry : non_recurring_requests_) + { + if(is_diagnostic_response(*entry, can_message)) + return entry; + } + + for (auto& entry : recurring_requests_) + { + if(is_diagnostic_response(*entry, can_message)) + return entry; + } + return nullptr; +} + +openxc_VehicleMessage diagnostic_manager_t::relay_diagnostic_response(active_diagnostic_request_t* adr, const DiagnosticResponse& response) const +{ + openxc_VehicleMessage message; + float value = (float)diagnostic_payload_to_integer(&response); + if(adr->get_decoder() != nullptr) + { + value = adr->get_decoder()(&response, value); + } + + if((response.success && strnlen(adr->get_name().c_str(), adr->get_name().size())) > 0) + { + // If name, include 'value' instead of payload, and leave of response + // details. + message = build_VehicleMessage(build_SimpleMessage(adr->get_name(), build_DynamicField(value))); + } + else + { + // If no name, send full details of response but still include 'value' + // instead of 'payload' if they provided a decoder. The one case you + // can't get is the full detailed response with 'value'. We could add + // another parameter for that but it's onerous to carry that around. + message = build_VehicleMessage(adr, response, value); + } + + if(adr->get_callback() != nullptr) + { + adr->get_callback()(adr, &response, value); + } + + return message; +} + bool diagnostic_manager_t::conflicting(active_diagnostic_request_t* request, active_diagnostic_request_t* candidate) const { return (candidate->get_in_flight() && candidate != request && diff --git a/src/diagnostic/diagnostic-manager.hpp b/src/diagnostic/diagnostic-manager.hpp index 29223fa0..061f5f9c 100644 --- a/src/diagnostic/diagnostic-manager.hpp +++ b/src/diagnostic/diagnostic-manager.hpp @@ -22,6 +22,7 @@ #include <vector> #include "uds/uds.h" +#include "openxc.pb.h" #include "../can/can-bus-dev.hpp" #include "../can/can-message.hpp" #include "active-diagnostic-request.hpp" @@ -32,6 +33,7 @@ * match the maximum CAN controller count. */ #define MAX_SHIM_COUNT can_bus_t.get_can_devices().size() +#define DIAGNOSTIC_RESPONSE_ARBITRATION_ID_OFFSET 0x8 class active_diagnostic_request_t; @@ -95,6 +97,11 @@ public: bool waitForMultipleResponses, const DiagnosticResponseDecoder decoder, const DiagnosticResponseCallback callback, float frequencyHz); + bool is_diagnostic_response(const active_diagnostic_request_t& adr, const can_message_t& cm) const; + active_diagnostic_request_t* is_diagnostic_response(const can_message_t& can_message); + + openxc_VehicleMessage relay_diagnostic_response(active_diagnostic_request_t* adr, const DiagnosticResponse& response) const; + bool conflicting(active_diagnostic_request_t* request, active_diagnostic_request_t* candidate) const; bool clear_to_send(active_diagnostic_request_t* request) const; static int send_request(sd_event_source *s, uint64_t usec, void *userdata); |