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[ntk/apt.git] / apt-pkg / contrib / mmap.h

diff --git a/apt-pkg/contrib/mmap.h b/apt-pkg/contrib/mmap.h
index 2bf2c15..c1dfedf 100644 (file)
--- a/apt-pkg/contrib/mmap.h
+++ b/apt-pkg/contrib/mmap.h
@@ -6,7 +6,7 @@
    MMap Class - Provides 'real' mmap or a faked mmap using read().
 
    The purpose of this code is to provide a generic way for clients to
-   access the mmap function. In enviroments that do not support mmap
+   access the mmap function. In environments that do not support mmap
    from file fd's this function will use read and normal allocated 
    memory.
    
@@ -15,7 +15,7 @@
 
    The DynamicMMap class is used to help the on-disk data structure 
    generators. It provides a large allocated workspace and members
-   to allocate space from the workspace in an effecient fashion.
+   to allocate space from the workspace in an efficient fashion.
    
    This source is placed in the Public Domain, do with it what you will
    It was originally written by Jason Gunthorpe.
@@ -27,9 +27,13 @@
 
 
 #include <string>
-#include <apt-pkg/fileutl.h>
 
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/fileutl.h>
 using std::string;
+#endif
+
+class FileFd;
 
 /* This should be a 32 bit type, larger tyes use too much ram and smaller
    types are too small. Where ever possible 'unsigned long' should be used
@@ -41,7 +45,7 @@ class MMap
    protected:
    
    unsigned long Flags;
-   unsigned long iSize;
+   unsigned long long iSize;
    void *Base;
 
    // In case mmap can not be used, we keep a dup of the file
@@ -60,8 +64,8 @@ class MMap
    // Simple accessors
    inline operator void *() {return Base;};
    inline void *Data() {return Base;}; 
-   inline unsigned long Size() {return iSize;};
-   inline void AddSize(unsigned long const size) {iSize += size;};
+   inline unsigned long long Size() {return iSize;};
+   inline void AddSize(unsigned long long const size) {iSize += size;};
    inline bool validData() const { return Base != (void *)-1 && Base != 0; };
    
    // File manipulators
@@ -99,10 +103,10 @@ class DynamicMMap : public MMap
    public:
 
    // Allocation
-   unsigned long RawAllocate(unsigned long Size,unsigned long Aln = 0);
+   unsigned long RawAllocate(unsigned long long Size,unsigned long Aln = 0);
    unsigned long Allocate(unsigned long ItemSize);
    unsigned long WriteString(const char *String,unsigned long Len = (unsigned long)-1);
-   inline unsigned long WriteString(const string &S) {return WriteString(S.c_str(),S.length());};
+   inline unsigned long WriteString(const std::string &S) {return WriteString(S.c_str(),S.length());};
    void UsePools(Pool &P,unsigned int Count) {Pools = &P; PoolCount = Count;};
    
    DynamicMMap(FileFd &F,unsigned long Flags,unsigned long const &WorkSpace = 2*1024*1024,