1945421 applied

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

diff --git a/src/common/zipstrm.cpp b/src/common/zipstrm.cpp
index fae269024ccec01536f4993546d1a332f7636d04..70d5651070fc3e83084bc8283d456e0d4bc95969 100644 (file)
--- a/src/common/zipstrm.cpp
+++ b/src/common/zipstrm.cpp
@@ -173,9 +173,9 @@ class wxZipHeader
 public:
     wxZipHeader(wxInputStream& stream, size_t size);
 
-    wxUint8 Read8();
-    wxUint16 Read16();
-    wxUint32 Read32();
+    inline wxUint8 Read8();
+    inline wxUint16 Read16();
+    inline wxUint32 Read32();
 
     const char *GetData() const             { return m_data; }
     size_t GetSize() const                  { return m_size; }
@@ -205,13 +205,13 @@ wxZipHeader::wxZipHeader(wxInputStream& stream, size_t size)
     m_ok = m_size == size;
 }
 
-wxUint8 wxZipHeader::Read8()
+inline wxUint8 wxZipHeader::Read8()
 {
     wxASSERT(m_pos < m_size);
     return m_data[m_pos++];
 }
 
-wxUint16 wxZipHeader::Read16()
+inline wxUint16 wxZipHeader::Read16()
 {
     wxASSERT(m_pos + 2 <= m_size);
     wxUint16 n = CrackUint16(m_data + m_pos);
@@ -219,7 +219,7 @@ wxUint16 wxZipHeader::Read16()
     return n;
 }
 
-wxUint32 wxZipHeader::Read32()
+inline wxUint32 wxZipHeader::Read32()
 {
     wxASSERT(m_pos + 4 <= m_size);
     wxUint32 n = CrackUint32(m_data + m_pos);
@@ -1004,7 +1004,7 @@ size_t wxZipEntry::ReadLocal(wxInputStream& stream, wxMBConv& conv)
 size_t wxZipEntry::WriteLocal(wxOutputStream& stream, wxMBConv& conv) const
 {
     wxString unixName = GetName(wxPATH_UNIX);
-    const wxWX2MBbuf name_buf = conv.cWX2MB(unixName);
+    const wxWX2MBbuf name_buf = unixName.mb_str(conv);
     const char *name = name_buf;
     if (!name) name = "";
     wxUint16 nameLen = wx_truncate_cast(wxUint16, strlen(name));
@@ -1080,12 +1080,12 @@ size_t wxZipEntry::ReadCentral(wxInputStream& stream, wxMBConv& conv)
 size_t wxZipEntry::WriteCentral(wxOutputStream& stream, wxMBConv& conv) const
 {
     wxString unixName = GetName(wxPATH_UNIX);
-    const wxWX2MBbuf name_buf = conv.cWX2MB(unixName);
+    const wxWX2MBbuf name_buf = unixName.mb_str(conv);
     const char *name = name_buf;
     if (!name) name = "";
     wxUint16 nameLen = wx_truncate_cast(wxUint16, strlen(name));
 
-    const wxWX2MBbuf comment_buf = conv.cWX2MB(m_Comment);
+    const wxWX2MBbuf comment_buf = m_Comment.mb_str(conv);
     const char *comment = comment_buf;
     if (!comment) comment = "";
     wxUint16 commentLen = wx_truncate_cast(wxUint16, strlen(comment));
@@ -1235,7 +1235,7 @@ wxZipEndRec::wxZipEndRec()
 
 bool wxZipEndRec::Write(wxOutputStream& stream, wxMBConv& conv) const
 {
-    const wxWX2MBbuf comment_buf = conv.cWX2MB(m_Comment);
+    const wxWX2MBbuf comment_buf = m_Comment.mb_str(conv);
     const char *comment = comment_buf;
     if (!comment) comment = "";
     wxUint16 commentLen = (wxUint16)strlen(comment);
@@ -1463,11 +1463,13 @@ bool wxZipInputStream::LoadEndRecord()
     m_TotalEntries = endrec.GetTotalEntries();
     m_Comment = endrec.GetComment();
 
+    wxUint32 magic = m_TotalEntries ? CENTRAL_MAGIC : END_MAGIC;
+
     // Now find the central-directory. we have the file offset of
     // the CD, so look there first.
     if (m_parent_i_stream->SeekI(endrec.GetOffset()) != wxInvalidOffset &&
-            ReadSignature() == CENTRAL_MAGIC) {
-        m_signature = CENTRAL_MAGIC;
+            ReadSignature() == magic) {
+        m_signature = magic;
         m_position = endrec.GetOffset();
         m_offsetAdjustment = 0;
         return true;
@@ -1477,8 +1479,8 @@ bool wxZipInputStream::LoadEndRecord()
     // to a self extractor, so take the CD size (also in endrec), subtract
     // it from the file offset of the end-central-directory and look there.
     if (m_parent_i_stream->SeekI(endPos - endrec.GetSize())
-            != wxInvalidOffset && ReadSignature() == CENTRAL_MAGIC) {
-        m_signature = CENTRAL_MAGIC;
+            != wxInvalidOffset && ReadSignature() == magic) {
+        m_signature = magic;
         m_position = endPos - endrec.GetSize();
         m_offsetAdjustment = m_position - endrec.GetOffset();
         return true;
@@ -1988,6 +1990,7 @@ void wxZipOutputStream::Init(int level)
     m_comp = NULL;
     m_level = level;
     m_offsetAdjustment = wxInvalidOffset;
+    m_endrecWritten = false;
 }
 
 wxZipOutputStream::~wxZipOutputStream()
@@ -2287,7 +2290,9 @@ bool wxZipOutputStream::Close()
 {
     CloseEntry();
 
-    if (m_lasterror == wxSTREAM_WRITE_ERROR || m_entries.size() == 0) {
+    if (m_lasterror == wxSTREAM_WRITE_ERROR
+        || (m_entries.size() == 0 && m_endrecWritten))
+    {
         wxFilterOutputStream::Close();
         return false;
     }
@@ -2312,6 +2317,7 @@ bool wxZipOutputStream::Close()
     endrec.Write(*m_parent_o_stream, GetConv());
 
     m_lasterror = m_parent_o_stream->GetLastError();
+    m_endrecWritten = true;
     
     if (!wxFilterOutputStream::Close() || !IsOk())
         return false;