NEW: print with emmc

jira: [STUDIO-14427]
Change-Id: I8b0c56ce1c2b7b90949b72c49acfdbb31c876df1
(cherry picked from commit 76e45bde2540ee418719e00b999c5fd724baec71)

src/slic3r/GUI/DeviceManager.cpp

@@ -4986,6 +4986,18 @@ void MachineObject::parse_new_info(json print)
         is_support_idelheadingprotect_detection = get_flag_bits(fun, 62);
     }
 
+    /*fun2*/
+    std::string fun2;
+    if (print.contains("fun2") && print["fun2"].is_string()) {
+        fun2 = print["fun2"].get<std::string>();
+        BOOST_LOG_TRIVIAL(info) << "new print data fun2 = " << fun;
+    }
+
+    // fun2 may have infinite length, use get_flag_bits_no_border
+    if (!fun2.empty()) {
+        is_support_print_with_emmc = get_flag_bits_no_border(fun2, 0) == 1;
+    }
+
     /*aux*/
     std::string aux = print["aux"].get<std::string>();
 
@@ -4993,7 +5005,6 @@ void MachineObject::parse_new_info(json print)
 
     if (!aux.empty()) {
         m_storage->set_sdcard_state(get_flag_bits(aux, 12, 2));
-         //sdcard_state = MachineObject::SdcardState(get_flag_bits(aux, 12, 2));
     }
 
     /*stat*/
@@ -5036,6 +5047,10 @@ void MachineObject::parse_new_info(json print)
     }
 }
 
+static bool is_hex_digit(char c) {
+    return std::isxdigit(static_cast<unsigned char>(c)) != 0;
+}
+
 int MachineObject::get_flag_bits(std::string str, int start, int count) const
 {
     try {
@@ -5043,7 +5058,94 @@ int MachineObject::get_flag_bits(std::string str, int start, int count) const
         unsigned long long mask = (1ULL << count) - 1;
         int flag = (decimal_value >> start) & mask;
         return flag;
-    } catch (...) {
+    }
+    catch (...) {
+        return 0;
+    }
+}
+
+uint32_t MachineObject::get_flag_bits_no_border(std::string str, int start_idx, int count) const
+{
+    if (start_idx < 0 || count <= 0) return 0;
+
+    try {
+        // --- 1) trim ---
+        auto ltrim = [](std::string& s) {
+            s.erase(s.begin(), std::find_if(s.begin(), s.end(),
+                [](unsigned char ch) { return !std::isspace(ch); }));
+            };
+        auto rtrim = [](std::string& s) {
+            s.erase(std::find_if(s.rbegin(), s.rend(),
+                [](unsigned char ch) { return !std::isspace(ch); }).base(), s.end());
+            };
+        ltrim(str); rtrim(str);
+
+        // --- 2) remove 0x/0X prefix ---
+        if (str.size() >= 2 && str[0] == '0' && (str[1] == 'x' || str[1] == 'X')) {
+            str.erase(0, 2);
+        }
+
+        // --- 3) keep only hex digits ---
+        std::string hex;
+        hex.reserve(str.size());
+        for (char c : str) {
+            if (std::isxdigit(static_cast<unsigned char>(c))) hex.push_back(c);
+        }
+        if (hex.empty()) return 0;
+
+        // --- 4) use size_t for all index/bit math ---
+        const size_t total_bits = hex.size() * 4ULL;
+
+        const size_t ustart = static_cast<size_t>(start_idx);
+        if (ustart >= total_bits) return 0;
+
+        const int int_bits = std::numeric_limits<uint32_t>::digits; // typically 32
+        const size_t need_bits = static_cast<size_t>(std::min(count, int_bits));
+
+        // [first_bit, last_bit]
+        const size_t first_bit = ustart;
+        const size_t last_bit = std::min(ustart + need_bits, total_bits) - 1ULL;
+        if (last_bit < first_bit) return 0;
+
+
+        const size_t right_index = hex.size() - 1ULL;
+
+        const size_t first_nibble = first_bit / 4ULL;
+        const size_t last_nibble = last_bit / 4ULL;
+
+        const size_t start_idx = right_index - last_nibble;
+        const size_t end_idx = right_index - first_nibble;
+        if (end_idx < start_idx) return 0;
+
+        const size_t sub_len = end_idx - start_idx + 1ULL;
+        if (end_idx >= hex.size()) return 0;
+
+        const std::string sub_hex = hex.substr(start_idx, sub_len);
+
+        unsigned long long chunk = std::stoull(sub_hex, nullptr, 16);
+
+        const unsigned nibble_offset = static_cast<unsigned>(first_bit % 4ULL);
+        const unsigned long long shifted =
+            (nibble_offset == 0U) ? chunk : (chunk >> nibble_offset);
+
+        uint32_t mask;
+        if (need_bits >= static_cast<size_t>(std::numeric_limits<uint32_t>::digits)) {
+            mask = std::numeric_limits<uint32_t>::max();
+        }
+        else {
+            mask = static_cast<uint32_t>((1ULL << need_bits) - 1ULL);
+        }
+
+        const uint32_t val = static_cast<uint32_t>(shifted & mask);
+        return val;
+    }
+    catch (const std::invalid_argument&) {
+        return 0;
+    }
+    catch (const std::out_of_range&) {
+        return 0;
+    }
+    catch (...) {
         return 0;
     }
 }

src/slic3r/GUI/DeviceManager.hpp

@@ -605,6 +605,9 @@ public:
     bool is_support_airprinting_detection{false};
     bool is_support_idelheadingprotect_detection{false};
 
+    // fun2
+    bool is_support_print_with_emmc{false};
+
     bool installed_upgrade_kit{false};
     int  bed_temperature_limit = -1;
 
@@ -858,6 +861,7 @@ public:
     bool check_enable_np(const json& print) const;
     void parse_new_info(json print);
     int  get_flag_bits(std::string str, int start, int count = 1) const;
+    uint32_t get_flag_bits_no_border(std::string str, int start_idx, int count = 1) const;
     int get_flag_bits(int num, int start, int count = 1, int base = 10) const;
 
     /* Device Filament Check */

src/slic3r/GUI/Jobs/PrintJob.cpp

@@ -12,6 +12,8 @@
 #include "slic3r/GUI/DeviceCore/DevManager.h"
 #include "slic3r/GUI/DeviceCore/DevUtil.h"
 
+#include "slic3r/Utils/FileTransferUtils.hpp"
+
 namespace Slic3r {
 namespace GUI {
 
@@ -206,13 +208,26 @@ void PrintJob::process(Ctl &ctl)
 
     // check access code and ip address
     if (this->connection_type == "lan" && m_print_type == "from_normal") {
-        params.dev_id = m_dev_id;
-        params.project_name = "verify_job";
-        params.filename = job_data._temp_path.string();
-        params.connection_type = this->connection_type;
+        bool emmc_ok = false;
+        bool ftp_ok = false;
+        if (could_emmc_print) {
+            std::string devIP = m_dev_ip;
+            std::string accessCode = m_access_code;
+            std::string url = "bambu:///local/" + devIP + "?port=6000&user=" + "bblp" + "&passwd=" + accessCode;
+            std::unique_ptr<FileTransferTunnel> tunnel = std::make_unique<FileTransferTunnel>(module(), url);
+            emmc_ok = tunnel->sync_start_connect();
+        }
+        {
+            params.dev_id = m_dev_id;
+            params.project_name = "verify_job";
+            params.filename = job_data._temp_path.string();
+            params.connection_type = this->connection_type;
 
-        result = m_agent->start_send_gcode_to_sdcard(params, nullptr, nullptr, nullptr);
-        if (result != 0) {
+            result = m_agent->start_send_gcode_to_sdcard(params, nullptr, nullptr, nullptr);
+
+            ftp_ok = result == 0;
+        }
+        if (!emmc_ok && !ftp_ok) {
             BOOST_LOG_TRIVIAL(error) << "access code is invalid";
             m_enter_ip_address_fun_fail();
             m_job_finished = true;
@@ -563,7 +578,7 @@ void PrintJob::process(Ctl &ctl)
             }
         }
     } else {
-        if (this->has_sdcard) {
+        if (this->has_sdcard || this->could_emmc_print) {
             ctl.update_status(curr_percent, _u8L("Sending print job over LAN"));
             result = m_agent->start_local_print(params, update_fn, cancel_fn);
         } else {

src/slic3r/GUI/Jobs/PrintJob.hpp

@@ -82,6 +82,7 @@ public:
     bool        task_layer_inspect;
     bool        cloud_print_only { false };
     bool        has_sdcard { false };
+    bool        could_emmc_print { false };
     bool        task_use_ams { true };
     bool        task_ext_change_assist { false };
 

src/slic3r/GUI/SelectMachine.cpp

@@ -2524,6 +2524,7 @@ void SelectMachineDialog::on_send_print()
     }
 
     m_print_job->has_sdcard = obj_->GetStorage()->get_sdcard_state() == DevStorage::SdcardState::HAS_SDCARD_NORMAL;
+    m_print_job->could_emmc_print = obj_->is_support_print_with_emmc;
 
 
     bool timelapse_option = m_checkbox_list["timelapse"]->IsShown()?true:false;
@@ -3322,7 +3323,8 @@ void SelectMachineDialog::update_show_status(MachineObject* obj_)
 
     /*check sdcard when if lan mode printer*/
     if (obj_->is_lan_mode_printer()) {
-        if (obj_->GetStorage()->get_sdcard_state() == DevStorage::SdcardState::NO_SDCARD) {
+        if (obj_->GetStorage()->get_sdcard_state() == DevStorage::SdcardState::NO_SDCARD
+            && !obj_->is_support_print_with_emmc) {
             show_status(PrintDialogStatus::PrintStatusLanModeNoSdcard);
             return;
         } else if (obj_->GetStorage()->get_sdcard_state() == DevStorage::SdcardState::HAS_SDCARD_ABNORMAL || obj_->GetStorage()->get_sdcard_state() == DevStorage::SdcardState::HAS_SDCARD_READONLY) {