1 files changed, 77 insertions, 0 deletions
diff --git a/Marlin/src/sd/usb_flashdrive/lib-uhs2/parsetools.cpp b/Marlin/src/sd/usb_flashdrive/lib-uhs2/parsetools.cpp
new file mode 100644
index 0000000..5d25576
--- /dev/null
+++ b/Marlin/src/sd/usb_flashdrive/lib-uhs2/parsetools.cpp
@@ -0,0 +1,77 @@
+/**
+ * Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Contact information
+ * -------------------
+ *
+ * Circuits At Home, LTD
+ * Web      :  https://www.circuitsathome.com
+ * e-mail   :  support@circuitsathome.com
+ */
+
+#include "../../../inc/MarlinConfigPre.h"
+
+#if ENABLED(USB_FLASH_DRIVE_SUPPORT) && DISABLED(USE_UHS3_USB)
+
+#include "Usb.h"
+
+bool MultiByteValueParser::Parse(uint8_t **pp, uint16_t *pcntdn) {
+  if (!pBuf) {
+    Notify(PSTR("Buffer pointer is NULL!\r\n"), 0x80);
+    return false;
+  }
+  for (; countDown && (*pcntdn); countDown--, (*pcntdn)--, (*pp)++)
+    pBuf[valueSize - countDown] = (**pp);
+
+  if (countDown) return false;
+
+  countDown = valueSize;
+  return true;
+}
+
+bool PTPListParser::Parse(uint8_t **pp, uint16_t *pcntdn, PTP_ARRAY_EL_FUNC pf, const void *me) {
+  switch (nStage) {
+    case 0:
+      pBuf->valueSize = lenSize;
+      theParser.Initialize(pBuf);
+      nStage = 1;
+
+    case 1:
+      if (!theParser.Parse(pp, pcntdn)) return false;
+
+      arLen = 0;
+      arLen = (pBuf->valueSize >= 4) ? *((uint32_t*)pBuf->pValue) : (uint32_t)(*((uint16_t*)pBuf->pValue));
+      arLenCntdn = arLen;
+      nStage = 2;
+
+    case 2:
+      pBuf->valueSize = valSize;
+      theParser.Initialize(pBuf);
+      nStage = 3;
+
+    case 3:
+      for (; arLenCntdn; arLenCntdn--) {
+        if (!theParser.Parse(pp, pcntdn)) return false;
+        if (pf) pf(pBuf, (arLen - arLenCntdn), me);
+      }
+
+      nStage = 0;
+  }
+  return true;
+}
+
+#endif // USB_FLASH_DRIVE_SUPPORT