1 files changed, 36 insertions, 7 deletions

diff --git a/libopie2/opiepim/backend/otodoaccessxml.cpp b/libopie2/opiepim/backend/otodoaccessxml.cpp
index b2dfe80..21f93a0 100644
--- a/libopie2/opiepim/backend/otodoaccessxml.cpp
+++ b/libopie2/opiepim/backend/otodoaccessxml.cpp
@@ -1,6 +1,16 @@
+#include <errno.h>
+#include <fcntl.h>
+
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#include <unistd.h>
+
+
 #include <qfile.h>
 #include <qvector.h>
 
 #include <qpe/global.h>
 #include <qpe/stringutil.h>
 #include <qpe/timeconversion.h>
@@ -49,26 +59,42 @@ bool OTodoAccessXML::load() {
     dict.insert("Reminders",       new int(OTodo::Reminders)        );
     dict.insert("Notifiers",       new int(OTodo::Notifiers)        );
     dict.insert("Maintainer",      new int(OTodo::Maintainer)       );
 
     // here the custom XML parser from TT it's GPL
     // but we want to push OpiePIM... to TT.....
-    QFile f(m_file );
-    if (!f.open(IO_ReadOnly) )
+    // mmap part from zecke :)
+    int fd = ::open( QFile::encodeName(m_file).data(), O_RDONLY );
+    struct stat attribut;
+    if ( fd < 0 ) return false;
+
+    if ( fstat(fd, &attribut ) == -1 ) {
+        ::close( fd );
         return false;
+    }
+    void* map_addr = ::mmap(NULL,  attribut.st_size, PROT_READ, MAP_SHARED, fd, 0 );
+    if ( map_addr == ( (caddr_t)-1) ) {
+        ::close(fd );
+        return false;
+    }
+    /* advise the kernel who we want to read it */
+    ::madvise( map_addr,  attribut.st_size,  MADV_SEQUENTIAL );
+    /* we do not the file any more */
+    ::close( fd );
 
-    QByteArray ba = f.readAll();
-    f.close();
-    char* dt = ba.data();
-    int len = ba.size();
+    char* dt = (char*)map_addr;
+    int len = attribut.st_size;
     int i = 0;
     char *point;
     const char* collectionString = "<Task ";
+    int strLen = strlen(collectionString);
     while ( dt+i != 0 && ( point = strstr( dt+i, collectionString ) ) != 0l ) {
         i = point -dt;
-        i+= strlen(collectionString);
+        i+= strLen;
+        qWarning("Found a start at %d %d", i,  (point-dt) );
+
         OTodo ev;
         m_year = m_month = m_day = 0;
 
         while ( TRUE ) {
             while ( i < len && (dt[i] == ' ' || dt[i] == '\n' || dt[i] == '\r') )
                 ++i;
@@ -117,23 +143,26 @@ bool OTodoAccessXML::load() {
             todo( &dict, ev, attr, str );
 
         }
         /*
          * now add it
          */
+        qWarning("End at %d", i );
         if (m_events.contains( ev.uid() ) || ev.uid() == 0) {
             ev.setUid( 1 );
             m_changed = true;
         }
         if ( ev.hasDueDate() ) {
             ev.setDueDate( QDate(m_year, m_month, m_day) );
         }
         m_events.insert(ev.uid(), ev );
         m_year = m_month = m_day = -1;
     }
 
+    munmap(map_addr, attribut.st_size );
+
     qWarning("counts %d records loaded!", m_events.count() );
     return true;
 }
 bool OTodoAccessXML::reload() {
     return load();
 }