Warning fixes for VC5.

[wxWidgets.git] / src / common / zipstrm.cpp

diff --git a/src/common/zipstrm.cpp b/src/common/zipstrm.cpp
index fc5670266d56e49b97f1b1abb3d3dacc50218ca9..60284d99a17abc28d3d2755d1bed2884fd136cd3 100644 (file)
--- a/src/common/zipstrm.cpp
+++ b/src/common/zipstrm.cpp
@@ -11,22 +11,21 @@
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-  #pragma hdrstop
+    #pragma hdrstop
 #endif
 
+#if wxUSE_ZLIB && wxUSE_STREAMS && wxUSE_ZIPSTREAM
+
 #ifndef WX_PRECOMP
-  #include "wx/defs.h"
+    #include "wx/intl.h"
+    #include "wx/log.h"
+    #include "wx/utils.h"
 #endif
 
-#if wxUSE_ZLIB && wxUSE_STREAMS && wxUSE_ZIPSTREAM
-
 #include "wx/zipstrm.h"
-#include "wx/log.h"
-#include "wx/intl.h"
 #include "wx/datstrm.h"
 #include "wx/zstream.h"
 #include "wx/mstream.h"
-#include "wx/utils.h"
 #include "wx/buffer.h"
 #include "wx/ptr_scpd.h"
 #include "wx/wfstream.h"
@@ -112,12 +111,20 @@ static inline wxUint32 CrackUint32(const char *m)
     return (n[3] << 24) | (n[2] << 16) | (n[1] << 8) | n[0];
 }
 
+// Decode a little endian wxUint16 number from a character array
+//
+static inline wxUint16 CrackUint16(const char *m)
+{
+    const unsigned char *n = (const unsigned char*)m;
+    return (n[1] << 8) | n[0];
+}
+
 // Temporarily lower the logging level in debug mode to avoid a warning
 // from SeekI about seeking on a stream with data written back to it.
 //
 static wxFileOffset QuietSeek(wxInputStream& stream, wxFileOffset pos)
 {
-#ifdef __WXDEBUG__
+#if defined(__WXDEBUG__) && wxUSE_LOG
     wxLogLevel level = wxLog::GetLogLevel();
     wxLog::SetLogLevel(wxLOG_Debug - 1);
     wxFileOffset result = stream.SeekI(pos);
@@ -172,23 +179,23 @@ wxZipHeader::wxZipHeader(wxInputStream& stream, size_t size)
 wxUint8 wxZipHeader::Read8()
 {
     wxASSERT(m_pos < m_size);
-    return *wx_reinterpret_cast(wxUint8*, m_data + m_pos++);
+    return m_data[m_pos++];
 }
 
 wxUint16 wxZipHeader::Read16()
 {
     wxASSERT(m_pos + 2 <= m_size);
-    wxUint16 n = *wx_reinterpret_cast(wxUint16*, m_data + m_pos);
+    wxUint16 n = CrackUint16(m_data + m_pos);
     m_pos += 2;
-    return wxUINT16_SWAP_ON_BE(n);
+    return n;
 }
 
 wxUint32 wxZipHeader::Read32()
 {
     wxASSERT(m_pos + 4 <= m_size);
-    wxUint32 n = *wx_reinterpret_cast(wxUint32*, m_data + m_pos);
+    wxUint32 n = CrackUint32(m_data + m_pos);
     m_pos += 4;
-    return wxUINT32_SWAP_ON_BE(n);
+    return n;
 }