X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/2d11135a1b8e8ee0a21c7932d7ce08a89b354784..ba00ddd633a9c7f1f04962a3b563fb7c98d7cf2e:/apt-pkg/contrib/mmap.h?ds=sidebyside

diff --git a/apt-pkg/contrib/mmap.h b/apt-pkg/contrib/mmap.h
index 0c11d3202..bde62217d 100644
--- a/apt-pkg/contrib/mmap.h
+++ b/apt-pkg/contrib/mmap.h
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description								/*{{{*/
-// $Id: mmap.h,v 1.9 1999/04/18 06:36:36 jgg Exp $
+// $Id: mmap.h,v 1.12 2001/05/14 05:16:43 jgg Exp $
 /* ######################################################################
    
    MMap Class - Provides 'real' mmap or a faked mmap using read().
@@ -25,13 +25,17 @@
 #ifndef PKGLIB_MMAP_H
 #define PKGLIB_MMAP_H
 
-#ifdef __GNUG__
-#pragma interface "apt-pkg/mmap.h"
-#endif
 
 #include <string>
 #include <apt-pkg/fileutl.h>
 
+using std::string;
+
+/* 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
+   instead of this internal type */
+typedef unsigned int map_ptrloc;
+
 class MMap
 {
    protected:
@@ -80,15 +84,17 @@ class DynamicMMap : public MMap
    unsigned long WorkSpace;
    Pool *Pools;
    unsigned int PoolCount;
+
+   bool Grow();
    
    public:
 
    // Allocation
    unsigned long RawAllocate(unsigned long Size,unsigned long Aln = 0);
    unsigned long Allocate(unsigned long ItemSize);
-   unsigned long WriteString(const char *String,unsigned long Len = 0);
-   inline unsigned long WriteString(string S) {return WriteString(S.begin(),S.size());};
-   void UsePools(Pool &P,unsigned int Count) {Pools = &P; PoolCount = Count;}; 
+   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());};
+   void UsePools(Pool &P,unsigned int Count) {Pools = &P; PoolCount = Count;};
    
    DynamicMMap(FileFd &F,unsigned long Flags,unsigned long WorkSpace = 2*1024*1024);
    DynamicMMap(unsigned long Flags,unsigned long WorkSpace = 2*1024*1024);