289 lines
7.9 KiB
C++
289 lines
7.9 KiB
C++
#ifndef __cplusplus
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#error "icsneoc.cpp must be compiled with a C++ compiler!"
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#endif
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#define ICSNEOC_MAKEDLL
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#include "include/icsneoc.h"
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#include "api/icsneocpp/include/icsneocpp.h"
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#include "platform/include/dynamiclib.h"
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#include <string>
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#include <vector>
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#include <memory>
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#include <algorithm>
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#include <cstring>
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#include <map>
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using namespace icsneo;
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// Holds references for the shared_ptrs so they do not get freed until we're ready
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static std::vector<std::shared_ptr<Device>> connectableFoundDevices, connectedDevices;
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// We store an array of shared_ptr messages per device, this is the owner of the shared_ptr on behalf of the C interface
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static std::map<devicehandle_t, std::vector<std::shared_ptr<Message>>> polledMessageStorage;
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void icsneo_findAllDevices(neodevice_t* devices, size_t* count) {
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std::vector<std::shared_ptr<Device>> foundDevices = icsneo::FindAllDevices();
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if(count == nullptr)
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return;
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if(devices == nullptr) {
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*count = foundDevices.size();
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return;
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}
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icsneo_freeUnconnectedDevices(); // Mark previous results as freed so they can no longer be connected to
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size_t inputSize = *count;
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*count = foundDevices.size();
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size_t outputSize = *count;
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if(outputSize > inputSize) {
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// TODO an error should be returned that the data was truncated
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outputSize = inputSize;
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}
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for(size_t i = 0; i < outputSize; i++) {
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connectableFoundDevices.push_back(foundDevices[i]);
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devices[i] = foundDevices[i]->getNeoDevice();
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}
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}
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void icsneo_freeUnconnectedDevices() {
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connectableFoundDevices.clear();
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}
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bool icsneo_serialNumToString(uint32_t num, char* str, size_t* count) {
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auto result = Device::SerialNumToString(num);
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if(*count < result.length()) {
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*count = result.length() + 1; // This is how big of a buffer we need
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return false;
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}
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*count = result.copy(str, *count);
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str[*count] = '\0';
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return true;
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}
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uint32_t icsneo_serialStringToNum(const char* str) {
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return Device::SerialStringToNum(str);
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}
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bool icsneo_isValidNeoDevice(const neodevice_t* device) {
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// If this neodevice_t was returned by a previous search, it will no longer be valid (as the underlying icsneo::Device is freed)
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for(auto& dev : connectedDevices) {
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if(dev.get() == device->device)
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return true;
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}
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for(auto& dev : connectableFoundDevices) {
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if(dev.get() == device->device)
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return true;
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}
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return false;
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}
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bool icsneo_openDevice(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->open())
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return false;
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// We connected successfully, move the device to connected devices
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std::vector<std::vector<std::shared_ptr<Device>>::iterator> itemsToMove;
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for(auto it = connectableFoundDevices.begin(); it < connectableFoundDevices.end(); it++) {
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if((*it).get() == device->device)
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itemsToMove.push_back(it);
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}
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for(auto it : itemsToMove) {
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connectedDevices.push_back(*it);
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connectableFoundDevices.erase(it);
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}
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return true;
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}
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bool icsneo_closeDevice(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->close())
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return false;
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// We disconnected successfully, free the device
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std::vector<std::vector<std::shared_ptr<Device>>::iterator> itemsToDelete;
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for(auto it = connectedDevices.begin(); it < connectedDevices.end(); it++) {
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if((*it).get() == device->device)
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itemsToDelete.push_back(it);
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}
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for(auto it : itemsToDelete)
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connectedDevices.erase(it);
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return true;
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}
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bool icsneo_goOnline(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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return device->device->goOnline();
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}
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bool icsneo_goOffline(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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return device->device->goOffline();
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}
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bool icsneo_isOnline(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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return device->device->isOnline();
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}
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bool icsneo_enableMessagePolling(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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device->device->enableMessagePolling();
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return true;
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}
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bool icsneo_disableMessagePolling(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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return device->device->disableMessagePolling();
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}
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bool icsneo_getMessages(const neodevice_t* device, neomessage_t* messages, size_t* items) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(items == nullptr)
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return false;
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if(messages == nullptr) {
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// A NULL value for messages means the user wants the current size of the buffer into items
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*items = device->device->getCurrentMessageCount();
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return true;
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}
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std::vector<std::shared_ptr<Message>>& storage = polledMessageStorage[device->device];
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if(!device->device->getMessages(storage, *items))
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return false;
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*items = storage.size();
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for(size_t i = 0; i < *items; i++) {
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// For each message, copy into neomessage_t buffer given
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messages[i] = CreateNeoMessage(storage[i]);
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}
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// The user now has until the next call of icsneo_getMessages (for this device) to use the data, after which point it's freed
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// The user should copy the data out if they want it
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return true;
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}
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size_t icsneo_getPollingMessageLimit(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return 0;
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return device->device->getPollingMessageLimit();
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}
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bool icsneo_setPollingMessageLimit(const neodevice_t* device, size_t newLimit) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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device->device->setPollingMessageLimit(newLimit);
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return true;
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}
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bool icsneo_getProductName(const neodevice_t* device, char* str, size_t* maxLength) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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*maxLength = device->device->getType().toString().copy(str, *maxLength);
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str[*maxLength] = '\0';
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return true;
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}
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bool icsneo_settingsRefresh(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->refresh();
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}
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bool icsneo_settingsApply(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->apply();
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}
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bool icsneo_settingsApplyTemporary(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->apply(true);
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}
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bool icsneo_settingsApplyDefaults(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->applyDefaults();
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}
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bool icsneo_settingsApplyDefaultsTemporary(const neodevice_t* device) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->applyDefaults(true);
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}
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bool icsneo_setBaudrate(const neodevice_t* device, uint16_t netid, uint32_t newBaudrate) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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if(!device->device->settings) // Settings are not available for this device
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return false;
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return device->device->settings->setBaudrateFor(netid, newBaudrate);
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}
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bool icsneo_transmit(const neodevice_t* device, const neomessage_t* message) {
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if(!icsneo_isValidNeoDevice(device))
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return false;
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return device->device->transmit(CreateMessageFromNeoMessage(message));
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}
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bool icsneo_transmitMessages(const neodevice_t* device, const neomessage_t* messages, size_t count) {
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// TODO This can be implemented faster
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for(size_t i = 0; i < count; i++) {
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if(!icsneo_transmit(device, messages + i))
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return false;
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}
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return true;
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} |