* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "devicemanager.h"
+#include "devicemanager.hpp"
+#include "session.hpp"
#include <cassert>
-#include <sstream>
#include <stdexcept>
+#include <sstream>
#include <string>
+#include <vector>
+
+#include <libsigrokcxx/libsigrokcxx.hpp>
+
+#include <boost/algorithm/string/join.hpp>
+#include <boost/filesystem.hpp>
+
+#include <pv/devices/hardwaredevice.hpp>
+
+using boost::algorithm::join;
-#include <libsigrok/libsigrok.h>
+using std::dynamic_pointer_cast;
+using std::list;
+using std::map;
+using std::remove_if;
+using std::runtime_error;
+using std::shared_ptr;
+using std::string;
+using std::vector;
-using namespace std;
+using Glib::VariantBase;
+
+using sigrok::ConfigKey;
+using sigrok::Context;
+using sigrok::Driver;
+using sigrok::SessionDevice;
namespace pv {
-DeviceManager::DeviceManager(struct sr_context *sr_ctx) :
- _sr_ctx(sr_ctx)
+DeviceManager::DeviceManager(shared_ptr<Context> context) :
+ context_(context)
{
- init_drivers();
- scan_all_drivers();
+ for (auto entry : context->drivers())
+ driver_scan(entry.second, map<const ConfigKey *, VariantBase>());
}
DeviceManager::~DeviceManager()
{
- release_devices();
}
-const std::list<sr_dev_inst*>& DeviceManager::devices() const
+const std::shared_ptr<sigrok::Context>& DeviceManager::context() const
{
- return _devices;
+ return context_;
}
-list<sr_dev_inst*> DeviceManager::driver_scan(
- struct sr_dev_driver *const driver, GSList *const drvopts)
+shared_ptr<Context> DeviceManager::context()
{
- list<sr_dev_inst*> driver_devices;
+ return context_;
+}
+
+const list< shared_ptr<devices::HardwareDevice> >&
+DeviceManager::devices() const
+{
+ return devices_;
+}
+
+list< shared_ptr<devices::HardwareDevice> >
+DeviceManager::driver_scan(
+ shared_ptr<Driver> driver, map<const ConfigKey *, VariantBase> drvopts)
+{
+ list< shared_ptr<devices::HardwareDevice> > driver_devices;
assert(driver);
// Remove any device instances from this driver from the device
// list. They will not be valid after the scan.
- list<sr_dev_inst*>::iterator i = _devices.begin();
- while (i != _devices.end()) {
- if ((*i)->driver == driver)
- i = _devices.erase(i);
- else
- i++;
+ devices_.remove_if([&](shared_ptr<devices::HardwareDevice> device) {
+ return device->hardware_device()->driver() == driver; });
+
+ // Do the scan
+ auto devices = driver->scan(drvopts);
+
+ // Add the scanned devices to the main list, set display names and sort.
+ for (shared_ptr<sigrok::HardwareDevice> device : devices) {
+ const shared_ptr<devices::HardwareDevice> d(
+ new devices::HardwareDevice(context_, device));
+ driver_devices.push_back(d);
}
- // Clear all the old device instances from this driver
- sr_dev_clear(driver);
+ for (shared_ptr<devices::HardwareDevice> device : driver_devices)
+ build_display_name(device);
- // Do the scan
- GSList *const devices = sr_driver_scan(driver, drvopts);
- for (GSList *l = devices; l; l = l->next)
- driver_devices.push_back((sr_dev_inst*)l->data);
- g_slist_free(devices);
- driver_devices.sort(compare_devices);
-
- // Add the scanned devices to the main list
- _devices.insert(_devices.end(), driver_devices.begin(),
+ devices_.insert(devices_.end(), driver_devices.begin(),
driver_devices.end());
- _devices.sort(compare_devices);
+ devices_.sort([&](shared_ptr<devices::Device> a,
+ shared_ptr<devices::Device> b)
+ { return compare_devices(a, b); });
return driver_devices;
}
-string DeviceManager::format_device_title(const sr_dev_inst *const sdi)
+const map<string, string> DeviceManager::get_device_info(
+ shared_ptr<devices::Device> device)
+{
+ map<string, string> result;
+
+ assert(device);
+
+ const shared_ptr<sigrok::Device> sr_dev = device->device();
+ if (sr_dev->vendor().length() > 0)
+ result["vendor"] = sr_dev->vendor();
+ if (sr_dev->model().length() > 0)
+ result["model"] = sr_dev->model();
+ if (sr_dev->version().length() > 0)
+ result["version"] = sr_dev->version();
+ if (sr_dev->serial_number().length() > 0)
+ result["serial_num"] = sr_dev->serial_number();
+ if (sr_dev->connection_id().length() > 0)
+ result["connection_id"] = sr_dev->connection_id();
+
+ return result;
+}
+
+const shared_ptr<devices::HardwareDevice> DeviceManager::find_device_from_info(
+ const map<string, string> search_info)
{
- ostringstream s;
+ shared_ptr<devices::HardwareDevice> last_resort_dev;
+ map<string, string> dev_info;
+
+ for (shared_ptr<devices::HardwareDevice> dev : devices_) {
+ assert(dev);
+ dev_info = get_device_info(dev);
+
+ // If present, vendor and model always have to match.
+ if (dev_info.count("vendor") > 0 && search_info.count("vendor") > 0)
+ if (dev_info.at("vendor") != search_info.at("vendor")) continue;
+
+ if (dev_info.count("model") > 0 && search_info.count("model") > 0)
+ if (dev_info.at("model") != search_info.at("model")) continue;
+
+ // Most unique match: vendor/model/serial_num (but don't match a S/N of 0)
+ if ((dev_info.count("serial_num") > 0) && (dev_info.at("serial_num") != "0")
+ && search_info.count("serial_num") > 0)
+ if (dev_info.at("serial_num") == search_info.at("serial_num") &&
+ dev_info.at("serial_num") != "0")
+ return dev;
- assert(sdi);
+ // Second best match: vendor/model/connection_id
+ if (dev_info.count("connection_id") > 0 &&
+ search_info.count("connection_id") > 0)
+ if (dev_info.at("connection_id") == search_info.at("connection_id"))
+ return dev;
- if (sdi->vendor && sdi->vendor[0]) {
- s << sdi->vendor;
- if ((sdi->model && sdi->model[0]) ||
- (sdi->version && sdi->version[0]))
- s << ' ';
+ // Last resort: vendor/model/version
+ if (dev_info.count("version") > 0 &&
+ search_info.count("version") > 0)
+ if (dev_info.at("version") == search_info.at("version") &&
+ dev_info.at("version") != "0")
+ return dev;
+
+ // For this device, we merely have a vendor/model match.
+ last_resort_dev = dev;
}
- if (sdi->model && sdi->model[0]) {
- s << sdi->model;
- if (sdi->version && sdi->version[0])
- s << ' ';
+ // If there wasn't even a vendor/model/version match, we end up here.
+ // This is usually the case for devices with only vendor/model data.
+ // The selected device may be wrong with multiple such devices attached
+ // but it is the best we can do at this point. After all, there may be
+ // only one such device and we do want to select it in this case.
+ return last_resort_dev;
+}
+
+void DeviceManager::build_display_name(shared_ptr<devices::Device> device)
+{
+ const shared_ptr<sigrok::Device> sr_dev = device->device();
+ auto session_device = dynamic_pointer_cast<sigrok::SessionDevice>(sr_dev);
+ auto hardware_device = dynamic_pointer_cast<sigrok::HardwareDevice>(sr_dev);
+
+ if (session_device) {
+ full_names_[device] = display_names_[device] =
+ boost::filesystem::path(
+ session_device->parent()->filename()).filename().string();
+ return;
}
- if (sdi->version && sdi->version[0])
- s << sdi->version;
+ // First, build the device's full name. It always contains all
+ // possible information.
+ vector<string> parts = {sr_dev->vendor(), sr_dev->model(),
+ sr_dev->version(), sr_dev->serial_number()};
- return s.str();
+ if (sr_dev->connection_id().length() > 0)
+ parts.push_back("("+sr_dev->connection_id()+")");
+
+ full_names_[device] = join(parts, " ");
+
+ // Next, build the display name. It only contains fields as required.
+
+ // If we can find another device with the same model/vendor then
+ // we have at least two such devices and need to distinguish them.
+ const bool multiple_dev = hardware_device && any_of(
+ devices_.begin(), devices_.end(),
+ [&](shared_ptr<devices::HardwareDevice> dev) {
+ return (dev->device()->vendor() == hardware_device->vendor() &&
+ dev->device()->model() == hardware_device->model()) &&
+ dev != device;
+ } );
+
+ parts = {sr_dev->vendor(), sr_dev->model()};
+
+ if (multiple_dev) {
+ parts.push_back(sr_dev->version());
+ parts.push_back(sr_dev->serial_number());
+
+ if ((sr_dev->serial_number().length() == 0) &&
+ (sr_dev->connection_id().length() > 0))
+ parts.push_back("("+sr_dev->connection_id()+")");
+ }
+
+ display_names_[device] = join(parts, " ");
}
-void DeviceManager::init_drivers()
+const std::string DeviceManager::get_display_name(
+ std::shared_ptr<devices::Device> dev)
{
- // Initialise all libsigrok drivers
- sr_dev_driver **const drivers = sr_driver_list();
- for (sr_dev_driver **driver = drivers; *driver; driver++) {
- if (sr_driver_init(_sr_ctx, *driver) != SR_OK) {
- throw runtime_error(
- string("Failed to initialize driver ") +
- string((*driver)->name));
- }
- }
+ return display_names_[dev];
}
-void DeviceManager::release_devices()
+const std::string DeviceManager::get_full_name(
+ std::shared_ptr<devices::Device> dev)
{
- sr_dev_driver **const drivers = sr_driver_list();
- for (sr_dev_driver **driver = drivers; *driver; driver++)
- sr_dev_clear(*driver);
+ return full_names_[dev];
}
-void DeviceManager::scan_all_drivers()
+void DeviceManager::update_display_name(
+ std::shared_ptr<devices::Device> dev)
{
- // Scan all drivers for all devices.
- struct sr_dev_driver **const drivers = sr_driver_list();
- for (struct sr_dev_driver **driver = drivers; *driver; driver++)
- driver_scan(*driver);
+ build_display_name(dev);
}
-bool DeviceManager::compare_devices(const sr_dev_inst *const a,
- const sr_dev_inst *const b)
+bool DeviceManager::compare_devices(
+ shared_ptr<devices::Device> a, shared_ptr<devices::Device> b)
{
- return format_device_title(a).compare(format_device_title(b)) < 0;
+ assert(a);
+ assert(b);
+
+ return display_names_[a].compare(display_names_[b]) < 0;
}
} // namespace pv
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