From f2902217b38cf2e16e851ae84d61247f8e828180 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@wolfbeast.com>
Date: Mon, 25 Mar 2019 17:53:14 +0100
Subject: Update the 7z installer stub source to 18.05.

Tag #1022
---
 .../7zstub/src/CPP/Common/TextConfig.cpp           | 124 +++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 other-licenses/7zstub/src/CPP/Common/TextConfig.cpp

(limited to 'other-licenses/7zstub/src/CPP/Common/TextConfig.cpp')

diff --git a/other-licenses/7zstub/src/CPP/Common/TextConfig.cpp b/other-licenses/7zstub/src/CPP/Common/TextConfig.cpp
new file mode 100644
index 000000000..f54aa3f6d
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/Common/TextConfig.cpp
@@ -0,0 +1,124 @@
+// Common/TextConfig.cpp
+
+#include "StdAfx.h"
+
+#include "TextConfig.h"
+#include "UTFConvert.h"
+
+static inline bool IsDelimitChar(char c)
+{
+  return (c == ' ' || c == 0x0A || c == 0x0D || c == '\0' || c == '\t');
+}
+    
+static AString GetIDString(const char *s, unsigned &finishPos)
+{
+  AString result;
+  for (finishPos = 0; ; finishPos++)
+  {
+    char c = s[finishPos];
+    if (IsDelimitChar(c) || c == '=')
+      break;
+    result += c;
+  }
+  return result;
+}
+
+static bool WaitNextLine(const AString &s, unsigned &pos)
+{
+  for (; pos < s.Len(); pos++)
+    if (s[pos] == 0x0A)
+      return true;
+  return false;
+}
+
+static bool SkipSpaces(const AString &s, unsigned &pos)
+{
+  for (; pos < s.Len(); pos++)
+  {
+    char c = s[pos];
+    if (!IsDelimitChar(c))
+    {
+      if (c != ';')
+        return true;
+      if (!WaitNextLine(s, pos))
+        return false;
+    }
+  }
+  return false;
+}
+
+bool GetTextConfig(const AString &s, CObjectVector<CTextConfigPair> &pairs)
+{
+  pairs.Clear();
+  unsigned pos = 0;
+
+  /////////////////////
+  // read strings
+
+  for (;;)
+  {
+    if (!SkipSpaces(s, pos))
+      break;
+    CTextConfigPair pair;
+    unsigned finishPos;
+    const AString temp (GetIDString(((const char *)s) + pos, finishPos));
+    if (!ConvertUTF8ToUnicode(temp, pair.ID))
+      return false;
+    if (finishPos == 0)
+      return false;
+    pos += finishPos;
+    if (!SkipSpaces(s, pos))
+      return false;
+    if (s[pos] != '=')
+      return false;
+    pos++;
+    if (!SkipSpaces(s, pos))
+      return false;
+    if (s[pos] != '\"')
+      return false;
+    pos++;
+    AString message;
+    for (;;)
+    {
+      if (pos >= s.Len())
+        return false;
+      char c = s[pos++];
+      if (c == '\"')
+        break;
+      if (c == '\\')
+      {
+        c = s[pos++];
+        switch (c)
+        {
+          case 'n': message += '\n'; break;
+          case 't': message += '\t'; break;
+          case '\\': message += '\\'; break;
+          case '\"': message += '\"'; break;
+          default: message += '\\'; message += c; break;
+        }
+      }
+      else
+        message += c;
+    }
+    if (!ConvertUTF8ToUnicode(message, pair.String))
+      return false;
+    pairs.Add(pair);
+  }
+  return true;
+}
+
+int FindTextConfigItem(const CObjectVector<CTextConfigPair> &pairs, const char *id) throw()
+{
+  FOR_VECTOR (i, pairs)
+    if (pairs[i].ID.IsEqualTo(id))
+      return i;
+  return -1;
+}
+
+UString GetTextConfigValue(const CObjectVector<CTextConfigPair> &pairs, const char *id)
+{
+  int index = FindTextConfigItem(pairs, id);
+  if (index < 0)
+    return UString();
+  return pairs[index].String;
+}
-- 
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