mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-14 14:46:12 -04:00
Added capability to generate QR code
This commit is contained in:
kidfromjupiter
@@ -28,6 +28,7 @@
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#include "sharing/transfer_update_callback.h"
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#include "sharing/share_target_discovered_callback.h"
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#include "internal/base/file_path.h"
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#include "internal/base/files.h"
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using namespace nearby::sharing;
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using namespace nearby::sharing::linux;
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@@ -37,22 +38,24 @@ class MyTransferUpdateCallback : public TransferUpdateCallback {
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void OnTransferUpdate(const ShareTarget& share_target,
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const AttachmentContainer& attachment_container,
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const TransferMetadata& transfer_metadata) override {
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std::cout << "\n=== Transfer Update ===" << std::endl;
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std::cout << "Device: " << share_target.device_name << std::endl;
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std::cout << "Target ID: " << share_target.id << " ← USE THIS ID" << std::endl;
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std::cout << "Status: " << TransferMetadata::StatusToString(transfer_metadata.status()) << std::endl;
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std::cout << "Progress: " << (transfer_metadata.progress() * 100) << "%" << std::endl;
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std::cout << "Transferred: " << transfer_metadata.transferred_bytes() << " bytes" << std::endl;
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std::cout << "Total attachments: " << transfer_metadata.total_attachments_count() << std::endl;
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std::cout << "\n┌─────────────────────────────────────┐" << std::endl;
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std::cout << "│ TRANSFER UPDATE │" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ Device: " << share_target.device_name << std::endl;
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std::cout << "│ Target ID: " << share_target.id << " ← USE THIS ID" << std::endl;
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std::cout << "│ Status: " << TransferMetadata::StatusToString(transfer_metadata.status()) << std::endl;
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std::cout << "│ Progress: " << (transfer_metadata.progress() * 100) << "%" << std::endl;
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std::cout << "│ Transferred: " << transfer_metadata.transferred_bytes() << " bytes" << std::endl;
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std::cout << "│ Total attachments: " << transfer_metadata.total_attachments_count() << std::endl;
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// Track incoming transfer requests
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if (transfer_metadata.status() == TransferMetadata::Status::kAwaitingLocalConfirmation) {
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std::cout << "\n*** INCOMING TRANSFER REQUEST ***" << std::endl;
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std::cout << "From: " << share_target.device_name << std::endl;
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std::cout << "Target ID: " << share_target.id << std::endl;
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std::cout << "Use menu option 6 to ACCEPT (ID: " << share_target.id << ")" << std::endl;
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std::cout << "Use menu option 7 to REJECT (ID: " << share_target.id << ")" << std::endl;
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std::cout << "**********************************" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ ⚠️ INCOMING TRANSFER REQUEST │" << std::endl;
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std::cout << "│ From: " << share_target.device_name << std::endl;
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std::cout << "│ Target ID: " << share_target.id << std::endl;
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std::cout << "│ → Press 6 to ACCEPT │" << std::endl;
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std::cout << "│ → Press 7 to REJECT │" << std::endl;
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pending_target_id_ = share_target.id;
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has_pending_request_ = true;
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@@ -60,18 +63,19 @@ class MyTransferUpdateCallback : public TransferUpdateCallback {
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// Show completed transfers
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if (transfer_metadata.status() == TransferMetadata::Status::kComplete) {
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std::cout << "\n*** TRANSFER COMPLETE ***" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ ✓ TRANSFER COMPLETE │" << std::endl;
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for (const auto& file : attachment_container.GetFileAttachments()) {
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std::cout << "Received file: " << file.file_name() << std::endl;
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std::cout << "│ Received file: " << file.file_name() << std::endl;
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}
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for (const auto& text : attachment_container.GetTextAttachments()) {
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std::cout << "Received text: " << text.text_body() << std::endl;
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std::cout << "│ Received text: " << text.text_body() << std::endl;
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}
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std::cout << "*************************" << std::endl;
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has_pending_request_ = false;
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}
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std::cout << "======================" << std::endl;
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std::cout << "└─────────────────────────────────────┘" << std::endl;
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PrintMenuAtBottom();
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}
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bool HasPendingRequest() const { return has_pending_request_; }
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@@ -80,24 +84,42 @@ class MyTransferUpdateCallback : public TransferUpdateCallback {
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private:
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bool has_pending_request_ = false;
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int64_t pending_target_id_ = -1;
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void PrintMenuAtBottom() {
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std::cout << "\n╔═════════════════════════════════════════════════════════╗" << std::endl;
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std::cout << "║ NEARBY SHARING - MENU ║" << std::endl;
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std::cout << "╠═════════════════════════════════════════════════════════╣" << std::endl;
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std::cout << "║ 1. Start as Receiver │ 6. Accept pending request ║" << std::endl;
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std::cout << "║ 2. Start as Sender │ 7. Reject pending request ║" << std::endl;
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std::cout << "║ 3. List devices │ 8. Cancel transfer ║" << std::endl;
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std::cout << "║ 4. Send file │ 9. Print status ║" << std::endl;
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std::cout << "║ 5. Send text │ 0. Exit ║" << std::endl;
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std::cout << "╚═════════════════════════════════════════════════════════╝" << std::endl;
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std::cout << "Choice: ";
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}
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};
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class MyShareTargetDiscoveredCallback : public ShareTargetDiscoveredCallback {
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public:
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void OnShareTargetDiscovered(const ShareTarget& share_target) override {
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std::cout << "\n*** Device Discovered ***" << std::endl;
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std::cout << "ID: " << share_target.id << std::endl;
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std::cout << "Name: " << share_target.device_name << std::endl;
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std::cout << "Vendor ID: " << static_cast<int>(share_target.vendor_id) << std::endl;
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std::cout << "*************************" << std::endl;
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std::cout << "\n┌─────────────────────────────────────┐" << std::endl;
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std::cout << "│ 📱 DEVICE DISCOVERED │" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ ID: " << share_target.id << std::endl;
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std::cout << "│ Name: " << share_target.device_name << std::endl;
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std::cout << "│ Vendor ID: " << static_cast<int>(share_target.vendor_id) << std::endl;
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std::cout << "└─────────────────────────────────────┘" << std::endl;
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discovered_targets_.push_back(share_target);
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PrintMenuAtBottom();
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}
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void OnShareTargetLost(const ShareTarget& share_target) override {
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std::cout << "\n*** Device Lost ***" << std::endl;
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std::cout << "Name: " << share_target.device_name << std::endl;
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std::cout << "*******************" << std::endl;
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std::cout << "\n┌─────────────────────────────────────┐" << std::endl;
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std::cout << "│ ❌ DEVICE LOST │" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ Name: " << share_target.device_name << std::endl;
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std::cout << "└─────────────────────────────────────┘" << std::endl;
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for (auto it = discovered_targets_.begin(); it != discovered_targets_.end(); ++it) {
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if (it->id == share_target.id) {
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@@ -105,12 +127,16 @@ class MyShareTargetDiscoveredCallback : public ShareTargetDiscoveredCallback {
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break;
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}
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}
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PrintMenuAtBottom();
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}
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void OnShareTargetUpdated(const ShareTarget& share_target) override {
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std::cout << "\n*** Device Updated ***" << std::endl;
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std::cout << "Name: " << share_target.device_name << std::endl;
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std::cout << "**********************" << std::endl;
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std::cout << "\n┌─────────────────────────────────────┐" << std::endl;
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std::cout << "│ 🔄 DEVICE UPDATED │" << std::endl;
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std::cout << "├─────────────────────────────────────┤" << std::endl;
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std::cout << "│ Name: " << share_target.device_name << std::endl;
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std::cout << "└─────────────────────────────────────┘" << std::endl;
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PrintMenuAtBottom();
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}
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const std::vector<ShareTarget>& GetDiscoveredTargets() const {
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@@ -119,6 +145,19 @@ class MyShareTargetDiscoveredCallback : public ShareTargetDiscoveredCallback {
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private:
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std::vector<ShareTarget> discovered_targets_;
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void PrintMenuAtBottom() {
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std::cout << "\n╔═════════════════════════════════════════════════════════╗" << std::endl;
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std::cout << "║ NEARBY SHARING - MENU ║" << std::endl;
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std::cout << "╠═════════════════════════════════════════════════════════╣" << std::endl;
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std::cout << "║ 1. Start as Receiver │ 6. Accept pending request ║" << std::endl;
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std::cout << "║ 2. Start as Sender │ 7. Reject pending request ║" << std::endl;
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std::cout << "║ 3. List devices │ 8. Cancel transfer ║" << std::endl;
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std::cout << "║ 4. Send file │ 9. Print status ║" << std::endl;
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std::cout << "║ 5. Send text │ 0. Exit ║" << std::endl;
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std::cout << "╚═════════════════════════════════════════════════════════╝" << std::endl;
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std::cout << "Choice: ";
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}
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};
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class NearbySharingApp {
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@@ -142,9 +181,25 @@ class NearbySharingApp {
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transfer_callback_.get(),
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NearbySharingService::ReceiveSurfaceState::kForeground,
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Advertisement::BlockedVendorId::kNone,
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[](NearbySharingService::StatusCodes status) {
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[this](NearbySharingService::StatusCodes status) {
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if (status == NearbySharingService::StatusCodes::kOk) {
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std::cout << "Successfully registered as receiver!" << std::endl;
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// Display QR code URL
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std::string qr_url = service_->GetQrCodeUrl();
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if (!qr_url.empty()) {
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std::cout << "\n┌──────────────────────────────────────────────────────────────┐" << std::endl;
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std::cout << "│ QR CODE URL: │" << std::endl;
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std::cout << "│ " << qr_url;
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// Add padding if needed
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if (qr_url.length() < 61) {
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std::cout << std::string(61 - qr_url.length(), ' ');
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}
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std::cout << "│" << std::endl;
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std::cout << "│ │" << std::endl;
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std::cout << "│ Scan this with your phone to connect! │" << std::endl;
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std::cout << "└──────────────────────────────────────────────────────────────┘" << std::endl;
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}
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} else {
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std::cout << "Failed to register as receiver: "
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<< NearbySharingService::StatusCodeToString(status) << std::endl;
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@@ -163,9 +218,25 @@ class NearbySharingApp {
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NearbySharingService::SendSurfaceState::kForeground,
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Advertisement::BlockedVendorId::kNone,
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false, // disable_wifi_hotspot
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[](NearbySharingService::StatusCodes status) {
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[this](NearbySharingService::StatusCodes status) {
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if (status == NearbySharingService::StatusCodes::kOk) {
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std::cout << "Successfully registered as sender!" << std::endl;
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// Display QR code URL
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std::string qr_url = service_->GetQrCodeUrl();
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if (!qr_url.empty()) {
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std::cout << "\n┌──────────────────────────────────────────────────────────────┐" << std::endl;
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std::cout << "│ QR CODE URL: │" << std::endl;
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std::cout << "│ " << qr_url;
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// Add padding if needed
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if (qr_url.length() < 61) {
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std::cout << std::string(61 - qr_url.length(), ' ');
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}
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std::cout << "│" << std::endl;
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std::cout << "│ │" << std::endl;
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std::cout << "│ Scan this with your phone to connect! │" << std::endl;
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std::cout << "└──────────────────────────────────────────────────────────────┘" << std::endl;
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}
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} else {
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std::cout << "Failed to register as sender: "
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<< NearbySharingService::StatusCodeToString(status) << std::endl;
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@@ -180,9 +251,34 @@ class NearbySharingApp {
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std::cout << "Target ID: " << target_id << std::endl;
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std::cout << "File: " << file_path << std::endl;
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nearby::FilePath path(file_path);
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auto file_size = nearby::Files::GetFileSize(path);
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if (!file_size.has_value()) {
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std::cout << "Error: Could not get file size for " << file_path << std::endl;
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return;
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}
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auto attachment_container = std::make_unique<AttachmentContainer>();
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attachment_container->AddFileAttachment(FileAttachment(nearby::FilePath(file_path)));
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// Use the constructor that accepts size
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std::string file_name = path.GetFileName().ToString();
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std::string mime_type = ""; // Will be auto-detected from extension
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// Create file attachment with proper size
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FileAttachment file_attachment(
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/*id=*/0, // ID will be auto-generated
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/*size=*/static_cast<int64_t>(*file_size),
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/*file_name=*/file_name,
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/*mime_type=*/mime_type,
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/*type=*/service::proto::FileMetadata::UNKNOWN,
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/*parent_folder=*/"",
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/*batch_id=*/0
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);
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// Set the file path after construction
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file_attachment.set_file_path(path);
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attachment_container->AddFileAttachment(std::move(file_attachment));
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service_->SendAttachments(
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target_id,
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@@ -328,19 +424,16 @@ class NearbySharingApp {
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};
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void PrintMenu() {
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std::cout << "\n========== Nearby Sharing Menu ==========" << std::endl;
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std::cout << "1. Start as Receiver (advertise)" << std::endl;
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std::cout << "2. Start as Sender (discover)" << std::endl;
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std::cout << "3. List discovered devices" << std::endl;
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std::cout << "4. Send file to device" << std::endl;
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std::cout << "5. Send text to device" << std::endl;
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std::cout << "6. Accept pending incoming share (auto-detects ID)" << std::endl;
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std::cout << "7. Reject pending incoming share (auto-detects ID)" << std::endl;
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std::cout << "8. Cancel transfer" << std::endl;
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std::cout << "9. Print status" << std::endl;
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std::cout << "0. Exit" << std::endl;
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std::cout << "=========================================" << std::endl;
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std::cout << "Enter choice: ";
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std::cout << "\n╔═════════════════════════════════════════════════════════╗" << std::endl;
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std::cout << "║ NEARBY SHARING - MENU ║" << std::endl;
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std::cout << "╠═════════════════════════════════════════════════════════╣" << std::endl;
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std::cout << "║ 1. Start as Receiver │ 6. Accept pending request ║" << std::endl;
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std::cout << "║ 2. Start as Sender │ 7. Reject pending request ║" << std::endl;
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std::cout << "║ 3. List devices │ 8. Cancel transfer ║" << std::endl;
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std::cout << "║ 4. Send file │ 9. Print status ║" << std::endl;
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std::cout << "║ 5. Send text │ 0. Exit ║" << std::endl;
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std::cout << "╚═════════════════════════════════════════════════════════╝" << std::endl;
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std::cout << "Choice: ";
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}
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int main(int argc, char* argv[]) {
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@@ -350,9 +443,15 @@ int main(int argc, char* argv[]) {
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device_name = argv[1];
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}
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std::cout << "========================================" << std::endl;
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std::cout << " Nearby Sharing Linux Application" << std::endl;
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std::cout << "========================================" << std::endl;
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// Clear screen and show header
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std::cout << "\033[2J\033[1;1H"; // Clear screen
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std::cout << "╔═════════════════════════════════════════════════════════╗" << std::endl;
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std::cout << "║ ║" << std::endl;
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std::cout << "║ NEARBY SHARING - LINUX APPLICATION ║" << std::endl;
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std::cout << "║ Device: " << device_name << std::string(32 - device_name.length(), ' ') << "║" << std::endl;
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std::cout << "║ ║" << std::endl;
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std::cout << "╚═════════════════════════════════════════════════════════╝" << std::endl;
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std::cout << "\n[LOG AREA - Updates will appear above the menu]\n" << std::endl;
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NearbySharingApp app(device_name);
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@@ -21,6 +21,7 @@
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#include <string>
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#include <utility>
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#include "absl/strings/escaping.h"
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#include "absl/strings/string_view.h"
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#include "absl/time/time.h"
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#include "connections/advertising_options.h"
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@@ -31,10 +32,14 @@
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#include "connections/payload.h"
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#include "connections/status.h"
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#include "connections/strategy.h"
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#include "internal/crypto_cros/ec_private_key.h"
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#include "internal/platform/byte_array.h"
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#include "internal/platform/file.h"
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#include "internal/platform/logging.h"
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#include "sharing/certificates/common.h"
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#include <openssl/bn.h>
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#include <openssl/ec.h>
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#include <openssl/evp.h>
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namespace nearby::sharing::linux {
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namespace {
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@@ -240,12 +245,96 @@ bool NearbySharingServiceLinux::IsBluetoothPowered() const {
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}
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bool NearbySharingServiceLinux::IsExtendedAdvertisingSupported() const {
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return false;
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return true;
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}
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bool NearbySharingServiceLinux::IsLanConnected() const { return false; }
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std::string NearbySharingServiceLinux::GetQrCodeUrl() const { return ""; }
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std::string NearbySharingServiceLinux::GenerateQrCodeUrl() const {
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// Generate ECDSA P-256 key pair
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auto ec_key = nearby::crypto::ECPrivateKey::Create();
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if (!ec_key) {
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LOG(ERROR) << "Failed to generate EC key for QR code";
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return "";
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}
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// Get the EC_KEY from EVP_PKEY
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EC_KEY* raw_ec_key = EVP_PKEY_get0_EC_KEY(ec_key->key());
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if (!raw_ec_key) {
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LOG(ERROR) << "Failed to get EC_KEY from EVP_PKEY";
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return "";
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}
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const EC_GROUP* group = EC_KEY_get0_group(raw_ec_key);
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const EC_POINT* pub_key = EC_KEY_get0_public_key(raw_ec_key);
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if (!group || !pub_key) {
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LOG(ERROR) << "Failed to get EC group or public key";
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return "";
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}
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||||
// Get the X and Y coordinates
|
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BIGNUM* x = BN_new();
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BIGNUM* y = BN_new();
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if (!x || !y) {
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BN_free(x);
|
||||
BN_free(y);
|
||||
LOG(ERROR) << "Failed to allocate BIGNUMs";
|
||||
return "";
|
||||
}
|
||||
|
||||
if (!EC_POINT_get_affine_coordinates_GFp(group, pub_key, x, y, nullptr)) {
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
LOG(ERROR) << "Failed to get affine coordinates";
|
||||
return "";
|
||||
}
|
||||
|
||||
// Convert X coordinate to bytes (32 bytes for P-256)
|
||||
std::vector<uint8_t> x_bytes(32, 0);
|
||||
int x_len = BN_num_bytes(x);
|
||||
if (x_len > 32) {
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
LOG(ERROR) << "X coordinate too large";
|
||||
return "";
|
||||
}
|
||||
|
||||
// Pad with leading zeros if needed
|
||||
int offset = 32 - x_len;
|
||||
BN_bn2bin(x, x_bytes.data() + offset);
|
||||
|
||||
// Determine prefix byte based on Y coordinate parity
|
||||
// 0x02 if Y is even, 0x03 if Y is odd
|
||||
uint8_t prefix = BN_is_odd(y) ? 0x03 : 0x02;
|
||||
|
||||
BN_free(x);
|
||||
BN_free(y);
|
||||
|
||||
// Build the key data: [version (2 bytes), prefix (1 byte), X coordinate (32 bytes)]
|
||||
std::vector<uint8_t> key_data;
|
||||
key_data.reserve(35); // 2 + 1 + 32
|
||||
key_data.push_back(0x00); // Version byte 1
|
||||
key_data.push_back(0x00); // Version byte 2
|
||||
key_data.push_back(prefix); // Prefix byte (0x02 or 0x03)
|
||||
key_data.insert(key_data.end(), x_bytes.begin(), x_bytes.end()); // X coordinate
|
||||
|
||||
// Base64url encode
|
||||
std::string encoded;
|
||||
absl::WebSafeBase64Escape(
|
||||
std::string(reinterpret_cast<const char*>(key_data.data()), key_data.size()),
|
||||
&encoded);
|
||||
|
||||
// Build the final URL
|
||||
return "https://quickshare.google/qrcode#key=" + encoded;
|
||||
}
|
||||
|
||||
std::string NearbySharingServiceLinux::GetQrCodeUrl() const {
|
||||
// Generate the URL once and cache it
|
||||
if (qr_code_url_.empty()) {
|
||||
qr_code_url_ = GenerateQrCodeUrl();
|
||||
}
|
||||
return qr_code_url_;
|
||||
}
|
||||
|
||||
void NearbySharingServiceLinux::SendAttachments(
|
||||
int64_t share_target_id,
|
||||
|
||||
@@ -222,6 +222,10 @@ class NearbySharingServiceLinux : public NearbySharingService {
|
||||
int64_t next_share_target_id_ = 1;
|
||||
bool last_advertise_with_name_ = false;
|
||||
uint8_t last_advertise_vendor_id_ = 0;
|
||||
|
||||
// QR code related
|
||||
mutable std::string qr_code_url_;
|
||||
std::string GenerateQrCodeUrl() const;
|
||||
};
|
||||
|
||||
} // namespace nearby::sharing::linux
|
||||
|
||||
Reference in New Issue
Block a user