1 files changed, 110 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/7zip/UI/Console/UserInputUtils.cpp b/other-licenses/7zstub/src/CPP/7zip/UI/Console/UserInputUtils.cpp
new file mode 100644
index 0000000000..7bdafdae55
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/7zip/UI/Console/UserInputUtils.cpp
@@ -0,0 +1,110 @@
+// UserInputUtils.cpp
+
+#include "StdAfx.h"
+
+#include "../../../Common/StdInStream.h"
+#include "../../../Common/StringConvert.h"
+
+#include "UserInputUtils.h"
+
+static const char kYes = 'y';
+static const char kNo = 'n';
+static const char kYesAll = 'a';
+static const char kNoAll = 's';
+static const char kAutoRenameAll = 'u';
+static const char kQuit = 'q';
+
+static const char * const kFirstQuestionMessage = "? ";
+static const char * const kHelpQuestionMessage =
+  "(Y)es / (N)o / (A)lways / (S)kip all / A(u)to rename all / (Q)uit? ";
+
+// return true if pressed Quite;
+
+NUserAnswerMode::EEnum ScanUserYesNoAllQuit(CStdOutStream *outStream)
+{
+  if (outStream)
+    *outStream << kFirstQuestionMessage;
+  for (;;)
+  {
+    if (outStream)
+    {
+      *outStream << kHelpQuestionMessage;
+      outStream->Flush();
+    }
+    AString scannedString;
+    if (!g_StdIn.ScanAStringUntilNewLine(scannedString))
+      return NUserAnswerMode::kError;
+    if (g_StdIn.Error())
+      return NUserAnswerMode::kError;
+    scannedString.Trim();
+    if (scannedString.IsEmpty() && g_StdIn.Eof())
+      return NUserAnswerMode::kEof;
+
+    if (scannedString.Len() == 1)
+      switch (::MyCharLower_Ascii(scannedString[0]))
+      {
+        case kYes:    return NUserAnswerMode::kYes;
+        case kNo:     return NUserAnswerMode::kNo;
+        case kYesAll: return NUserAnswerMode::kYesAll;
+        case kNoAll:  return NUserAnswerMode::kNoAll;
+        case kAutoRenameAll: return NUserAnswerMode::kAutoRenameAll;
+        case kQuit:   return NUserAnswerMode::kQuit;
+      }
+  }
+}
+
+#ifdef _WIN32
+#ifndef UNDER_CE
+#define MY_DISABLE_ECHO
+#endif
+#endif
+
+static bool GetPassword(CStdOutStream *outStream, UString &psw)
+{
+  if (outStream)
+  {
+    *outStream << "\nEnter password"
+      #ifdef MY_DISABLE_ECHO
+      " (will not be echoed)"
+      #endif
+      ":";
+    outStream->Flush();
+  }
+
+  #ifdef MY_DISABLE_ECHO
+  
+  HANDLE console = GetStdHandle(STD_INPUT_HANDLE);
+  bool wasChanged = false;
+  DWORD mode = 0;
+  if (console != INVALID_HANDLE_VALUE && console != 0)
+    if (GetConsoleMode(console, &mode))
+      wasChanged = (SetConsoleMode(console, mode & ~ENABLE_ECHO_INPUT) != 0);
+  bool res = g_StdIn.ScanUStringUntilNewLine(psw);
+  if (wasChanged)
+    SetConsoleMode(console, mode);
+  
+  #else
+  
+  bool res = g_StdIn.ScanUStringUntilNewLine(psw);
+  
+  #endif
+
+  if (outStream)
+  {
+    *outStream << endl;
+    outStream->Flush();
+  }
+
+  return res;
+}
+
+HRESULT GetPassword_HRESULT(CStdOutStream *outStream, UString &psw)
+{
+  if (!GetPassword(outStream, psw))
+    return E_INVALIDARG;
+  if (g_StdIn.Error())
+    return E_FAIL;
+  if (g_StdIn.Eof() && psw.IsEmpty())
+    return E_ABORT;
+  return S_OK;
+}