添加USB读数据事件通知(纸张计数);修复读取部分属性BUG
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@ -1870,6 +1870,8 @@ int hg_scanner::save_usb_data(std::shared_ptr<tiny_buffer> data)
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if (wait_img_.is_waiting())
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wait_img_.notify();
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}
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unsigned int bytes = data->size();
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ui_ev_cb_((scanner_handle)this, SANE_EVENT_USB_DATA_RECEIVED, NULL, &bytes, NULL);
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return ret;
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}
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@ -2444,14 +2446,11 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
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return SCANNER_ERR_INSUFFICIENT_MEMORY;
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}
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char* buf = strcpy((char*)data, fw.c_str());
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if (data)
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strcpy((char*)data, fw.c_str());
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if (buf)
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{
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return SCANNER_ERR_OK;
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}
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return SCANNER_ERR_DATA_DAMAGED;
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}
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else if(code == IO_CTRL_CODE_GET_SERIAL)
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{
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std::string ser = get_serial_num();
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@ -2460,13 +2459,11 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
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*len = ser.size();
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return SCANNER_ERR_INSUFFICIENT_MEMORY;
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}
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char* buf = strcpy((char*)data, ser.c_str());
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if (buf)
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{
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if (data)
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strcpy((char*)data, ser.c_str());
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return SCANNER_ERR_OK;
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}
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return SCANNER_ERR_DATA_DAMAGED;
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}
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else if (code == IO_CTRL_CODE_GET_HARDWARE_VERSION)
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{
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std::string ip = get_ip();
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@ -2475,14 +2472,11 @@ int hg_scanner::device_io_control(unsigned long code, void* data, unsigned* len)
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*len = ip.size();
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return SCANNER_ERR_INSUFFICIENT_MEMORY;
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}
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char* buf = strcpy((char*)data, ip.c_str());
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if (data)
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strcpy((char*)data, ip.c_str());
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if (buf)
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{
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return SCANNER_ERR_OK;
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}
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return SCANNER_ERR_DATA_DAMAGED;
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}
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else if (code == IO_CTRL_CODE_GET_PAPER_ON)
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{
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return get_scanner_paperon((SANE_Bool*)data);
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@ -2024,10 +2024,12 @@ extern "C" { // avoid compiler exporting name in C++ style !!!
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#ifdef WIN32
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HMODULE g_my_inst = NULL;
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BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, LPVOID reserved)
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{
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if (reason == DLL_PROCESS_ATTACH)
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{
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g_my_inst = inst;
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if (g_sane_path.empty())
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{
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char path[MAX_PATH] = { 0 };
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