- fn.replace( REPLACEPOS, 1, sProcessSize );
- std::ifstream procName( fn.c_str() );
- if( procName.is_open() ){
- MyString line;
- while( procName.good() ){
- getline( procName, line );
- int i = 0;
- for( i = 0; i < 3; ++i ){
- if( MyString::npos != line.find( dataSect[ i ].first ) ) break;
- }
- if( i >= 3 || dataSect[ i ].second == true ) continue;
- dataSect[ i ].second = true;
- if( !procName.good() )return theVec;
- getline( procName, line );
- std::vector< MyString, MyAlloc< MyString > > firstSplit = splitString( line, ' ' );
- if( !checkPermissions( firstSplit[ 1 ] ) ) continue;
- std::vector< MyString, MyAlloc< MyString > > secondSplit = splitString( firstSplit[ 0 ], '-' );
- size_t val1 = 0, val2 = 0;
- sscanf( secondSplit[ 0 ].c_str(), "%zx", &val1 );
- sscanf( secondSplit[ 1 ].c_str(), "%zx", &val2 );
- size_t len = ( val2 - val1 ) / PAGESIZE;
- theVec.push_back( std::make_pair( ( void * ) val1, len ) );
- }
+ while (fgets(buf, sizeof(buf), map)) {
+ char regionname[200] = "";
+ char r, w, x, p;
+ void *begin, *end;
+
+ sscanf(buf, "%p-%p %c%c%c%c %*x %*x:%*x %*u %200s\n", &begin, &end, &r, &w, &x, &p, regionname);
+ if (w == 'w' && (strstr(regionname, MYBINARYNAME) || strstr(regionname, MYLIBRARYNAME))) {
+ size_t len = ((uintptr_t)end - (uintptr_t)begin) / PAGESIZE;
+ if (len != 0)
+ addMemoryRegionToSnapShot(begin, len);
+ DEBUG("%55s: %18p - %18p\t%c%c%c%c\n", regionname, begin, end, r, w, x, p);
+ }
+ }
+ fclose(map);
+}
+#endif
+
+SnapshotStack::SnapshotStack(){
+ SnapshotGlobalSegments();
+ stack=NULL;
+}
+
+SnapshotStack::~SnapshotStack(){
+}
+
+
+/** This method returns to the last snapshot before the inputted
+ * sequence number. This function must be called from the model
+ * checking thread and not from a snapshotted stack.
+ * @param seqindex is the sequence number to rollback before.
+ * @return is the sequence number we actually rolled back to.
+ */
+int SnapshotStack::backTrackBeforeStep(int seqindex) {
+ while(true) {
+ if (stack->index<=seqindex) {
+ //have right entry
+ rollBack(stack->snapshotid);
+ return stack->index;
+ }
+ struct stackEntry *tmp=stack;
+ stack=stack->next;
+ model_free(tmp);