Update the 7z installer stub source to 18.05.

Tag #1022

1 files changed, 319 insertions, 0 deletions

diff --git a/other-licenses/7zstub/src/CPP/Common/StringConvert.cpp b/other-licenses/7zstub/src/CPP/Common/StringConvert.cpp
new file mode 100644
index 000000000..b8f33cd63
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/Common/StringConvert.cpp
@@ -0,0 +1,319 @@
+// Common/StringConvert.cpp

+

+#include "StdAfx.h"

+

+#include "StringConvert.h"

+

+#ifndef _WIN32

+#include <stdlib.h>

+#endif

+

+static const char k_DefultChar = '_';

+

+#ifdef _WIN32

+

+/*

+MultiByteToWideChar(CodePage, DWORD dwFlags,

+    LPCSTR lpMultiByteStr, int cbMultiByte,

+    LPWSTR lpWideCharStr, int cchWideChar)

+

+  if (cbMultiByte == 0)

+    return: 0. ERR: ERROR_INVALID_PARAMETER

+

+  if (cchWideChar == 0)

+    return: the required buffer size in characters.

+

+  if (supplied buffer size was not large enough)

+    return: 0. ERR: ERROR_INSUFFICIENT_BUFFER

+    The number of filled characters in lpWideCharStr can be smaller than cchWideChar (if last character is complex)

+

+  If there are illegal characters:

+    if MB_ERR_INVALID_CHARS is set in dwFlags:

+      - the function stops conversion on illegal character.

+      - Return: 0. ERR: ERROR_NO_UNICODE_TRANSLATION.

+    

+    if MB_ERR_INVALID_CHARS is NOT set in dwFlags:

+      before Vista: illegal character is dropped (skipped). WinXP-64: GetLastError() returns 0.

+      in Vista+:    illegal character is not dropped (MSDN). Undocumented: illegal

+                    character is converted to U+FFFD, which is REPLACEMENT CHARACTER.

+*/

+

+

+void MultiByteToUnicodeString2(UString &dest, const AString &src, UINT codePage)

+{

+  dest.Empty();

+  if (src.IsEmpty())

+    return;

+  {

+    /*

+    wchar_t *d = dest.GetBuf(src.Len());

+    const char *s = (const char *)src;

+    unsigned i;

+    

+    for (i = 0;;)

+    {

+      Byte c = (Byte)s[i];

+      if (c >= 0x80 || c == 0)

+        break;

+      d[i++] = (wchar_t)c;

+    }

+

+    if (i != src.Len())

+    {

+      unsigned len = MultiByteToWideChar(codePage, 0, s + i,

+          src.Len() - i, d + i,

+          src.Len() + 1 - i);

+      if (len == 0)

+        throw 282228;

+      i += len;

+    }

+

+    d[i] = 0;

+    dest.ReleaseBuf_SetLen(i);

+    */

+    unsigned len = MultiByteToWideChar(codePage, 0, src, src.Len(), NULL, 0);

+    if (len == 0)

+    {

+      if (GetLastError() != 0)

+        throw 282228;

+    }

+    else

+    {

+      len = MultiByteToWideChar(codePage, 0, src, src.Len(), dest.GetBuf(len), len);

+      if (len == 0)

+        throw 282228;

+      dest.ReleaseBuf_SetEnd(len);

+    }

+  }

+}

+

+/*

+  int WideCharToMultiByte(

+      UINT CodePage, DWORD dwFlags,

+      LPCWSTR lpWideCharStr, int cchWideChar,

+      LPSTR lpMultiByteStr, int cbMultiByte,

+      LPCSTR lpDefaultChar, LPBOOL lpUsedDefaultChar);

+

+if (lpDefaultChar == NULL),

+  - it uses system default value.

+

+if (CodePage == CP_UTF7 || CodePage == CP_UTF8)

+  if (lpDefaultChar != NULL || lpUsedDefaultChar != NULL)

+    return: 0. ERR: ERROR_INVALID_PARAMETER.

+

+The function operates most efficiently, if (lpDefaultChar == NULL && lpUsedDefaultChar == NULL)

+

+*/

+

+static void UnicodeStringToMultiByte2(AString &dest, const UString &src, UINT codePage, char defaultChar, bool &defaultCharWasUsed)

+{

+  dest.Empty();

+  defaultCharWasUsed = false;

+  if (src.IsEmpty())

+    return;

+  {

+    /*

+    unsigned numRequiredBytes = src.Len() * 2;

+    char *d = dest.GetBuf(numRequiredBytes);

+    const wchar_t *s = (const wchar_t *)src;

+    unsigned i;

+    

+    for (i = 0;;)

+    {

+      wchar_t c = s[i];

+      if (c >= 0x80 || c == 0)

+        break;

+      d[i++] = (char)c;

+    }

+    

+    if (i != src.Len())

+    {

+      BOOL defUsed = FALSE;

+      defaultChar = defaultChar;

+

+      bool isUtf = (codePage == CP_UTF8 || codePage == CP_UTF7);

+      unsigned len = WideCharToMultiByte(codePage, 0, s + i, src.Len() - i,

+          d + i, numRequiredBytes + 1 - i,

+          (isUtf ? NULL : &defaultChar),

+          (isUtf ? NULL : &defUsed));

+      defaultCharWasUsed = (defUsed != FALSE);

+      if (len == 0)

+        throw 282229;

+      i += len;

+    }

+

+    d[i] = 0;

+    dest.ReleaseBuf_SetLen(i);

+    */

+

+    /*

+    if (codePage != CP_UTF7)

+    {

+      const wchar_t *s = (const wchar_t *)src;

+      unsigned i;

+      for (i = 0;; i++)

+      {

+        wchar_t c = s[i];

+        if (c >= 0x80 || c == 0)

+          break;

+      }

+      

+      if (s[i] == 0)

+      {

+        char *d = dest.GetBuf(src.Len());

+        for (i = 0;;)

+        {

+          wchar_t c = s[i];

+          if (c == 0)

+            break;

+          d[i++] = (char)c;

+        }

+        d[i] = 0;

+        dest.ReleaseBuf_SetLen(i);

+        return;

+      }

+    }

+    */

+

+    unsigned len = WideCharToMultiByte(codePage, 0, src, src.Len(), NULL, 0, NULL, NULL);

+    if (len == 0)

+    {

+      if (GetLastError() != 0)

+        throw 282228;

+    }

+    else

+    {

+      BOOL defUsed = FALSE;

+      bool isUtf = (codePage == CP_UTF8 || codePage == CP_UTF7);

+      // defaultChar = defaultChar;

+      len = WideCharToMultiByte(codePage, 0, src, src.Len(),

+          dest.GetBuf(len), len,

+          (isUtf ? NULL : &defaultChar),

+          (isUtf ? NULL : &defUsed)

+          );

+      if (!isUtf)

+        defaultCharWasUsed = (defUsed != FALSE);

+      if (len == 0)

+        throw 282228;

+      dest.ReleaseBuf_SetEnd(len);

+    }

+  }

+}

+

+/*

+#ifndef UNDER_CE

+AString SystemStringToOemString(const CSysString &src)

+{

+  AString dest;

+  const unsigned len = src.Len() * 2;

+  CharToOem(src, dest.GetBuf(len));

+  dest.ReleaseBuf_CalcLen(len);

+  return dest;

+}

+#endif

+*/

+

+#else

+

+void MultiByteToUnicodeString2(UString &dest, const AString &src, UINT /* codePage */)

+{

+  dest.Empty();

+  if (src.IsEmpty())

+    return;

+

+  size_t limit = ((size_t)src.Len() + 1) * 2;

+  wchar_t *d = dest.GetBuf((unsigned)limit);

+  size_t len = mbstowcs(d, src, limit);

+  if (len != (size_t)-1)

+  {

+    dest.ReleaseBuf_SetEnd((unsigned)len);

+    return;

+  }

+  

+  {

+    unsigned i;

+    const char *s = (const char *)src;

+    for (i = 0;;)

+    {

+      Byte c = (Byte)s[i];

+      if (c == 0)

+        break;

+      d[i++] = (wchar_t)c;

+    }

+    d[i] = 0;

+    dest.ReleaseBuf_SetLen(i);

+  }

+}

+

+static void UnicodeStringToMultiByte2(AString &dest, const UString &src, UINT /* codePage */, char defaultChar, bool &defaultCharWasUsed)

+{

+  dest.Empty();

+  defaultCharWasUsed = false;

+  if (src.IsEmpty())

+    return;

+

+  size_t limit = ((size_t)src.Len() + 1) * 6;

+  char *d = dest.GetBuf((unsigned)limit);

+  size_t len = wcstombs(d, src, limit);

+  if (len != (size_t)-1)

+  {

+    dest.ReleaseBuf_SetEnd((unsigned)len);

+    return;

+  }

+

+  {

+    const wchar_t *s = (const wchar_t *)src;

+    unsigned i;

+    for (i = 0;;)

+    {

+      wchar_t c = s[i];

+      if (c == 0)

+        break;

+      if (c >= 0x100)

+      {

+        c = defaultChar;

+        defaultCharWasUsed = true;

+      }

+      d[i++] = (char)c;

+    }

+    d[i] = 0;

+    dest.ReleaseBuf_SetLen(i);

+  }

+}

+

+#endif

+

+

+UString MultiByteToUnicodeString(const AString &src, UINT codePage)

+{

+  UString dest;

+  MultiByteToUnicodeString2(dest, src, codePage);

+  return dest;

+}

+

+UString MultiByteToUnicodeString(const char *src, UINT codePage)

+{

+  return MultiByteToUnicodeString(AString(src), codePage);

+}

+

+

+void UnicodeStringToMultiByte2(AString &dest, const UString &src, UINT codePage)

+{

+  bool defaultCharWasUsed;

+  UnicodeStringToMultiByte2(dest, src, codePage, k_DefultChar, defaultCharWasUsed);

+}

+

+AString UnicodeStringToMultiByte(const UString &src, UINT codePage, char defaultChar, bool &defaultCharWasUsed)

+{

+  AString dest;

+  UnicodeStringToMultiByte2(dest, src, codePage, defaultChar, defaultCharWasUsed);

+  return dest;

+}

+

+AString UnicodeStringToMultiByte(const UString &src, UINT codePage)

+{

+  AString dest;

+  bool defaultCharWasUsed;

+  UnicodeStringToMultiByte2(dest, src, codePage, k_DefultChar, defaultCharWasUsed);

+  return dest;

+}