Move CD-ROM handling backend into libapt-pkg

    - apt-cdrom.cc seperated into frontend (cmdline/apt-cdrom.cc and library
      apt-pkg/cdrom.{cc,h}) (Ubuntu #5668)

Patches applied:

 * michael.vogt@ubuntu.com--2005/apt--auth-cdrom--0--base-0
   tag of apt@packages.debian.org/apt--main--0--patch-51

 * michael.vogt@ubuntu.com--2005/apt--auth-cdrom--0--patch-1
   * added support for signed cdroms 

 * michael.vogt@ubuntu.com--2005/apt--auth-cdrom--0--patch-2
   * merged with apt--main, seperated cmdline/apt-cdrom.cc into a library (apt-pkg/cdrom.{cc,h})

 * michael.vogt@ubuntu.com--2005/apt--auth-cdrom--0--patch-3
   * cleaned up the cmdline/apt-cdrom.cc code

1 files changed, 71 insertions, 0 deletions

diff --git a/apt-pkg/cdrom.h b/apt-pkg/cdrom.h
new file mode 100644
index 000000000..085eb64e2
--- /dev/null
+++ b/apt-pkg/cdrom.h
@@ -0,0 +1,71 @@
+#ifndef PKGLIB_CDROM_H
+#define PKGLIB_CDROM_H
+
+#include<apt-pkg/init.h>
+#include<string>
+#include<vector>
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/cdrom.h"
+#endif
+
+using namespace std;
+
+class pkgCdromStatus
+{
+ protected:
+   int totalSteps;
+
+ public:
+   pkgCdromStatus() {};
+   virtual ~pkgCdromStatus() {};
+
+   // total steps
+   virtual void SetTotal(int total) { totalSteps = total; };
+   // update steps, will be called regularly as a "pulse"
+   virtual void Update(string text="", int current=0) = 0;
+   
+   // ask for cdrom insert
+   virtual bool ChangeCdrom() = 0;
+   // ask for cdrom name
+   virtual bool AskCdromName(string &Name) = 0;
+   // Progress indicator for the Index rewriter
+   virtual OpProgress* GetOpProgress() {return NULL; };
+};
+
+class pkgCdrom 
+{
+ protected:
+   enum {
+      STEP_PREPARE = 1,
+      STEP_UNMOUNT,
+      STEP_WAIT,
+      STEP_MOUNT,
+      STEP_IDENT,
+      STEP_SCAN,
+      STEP_COPY,
+      STEP_WRITE,
+      STEP_UNMOUNT3,
+      STEP_LAST
+   };
+
+
+   bool FindPackages(string CD,vector<string> &List,
+		     vector<string> &SList, vector<string> &SigList,
+		     string &InfoDir, pkgCdromStatus *log,
+		     unsigned int Depth = 0);
+   bool DropBinaryArch(vector<string> &List);
+   bool DropRepeats(vector<string> &List,const char *Name);
+   void ReduceSourcelist(string CD,vector<string> &List);
+   bool WriteDatabase(Configuration &Cnf);
+   bool WriteSourceList(string Name,vector<string> &List,bool Source);
+   int Score(string Path);
+
+ public:
+   bool Ident(string &ident, pkgCdromStatus *log);
+   bool Add(pkgCdromStatus *log);
+};
+
+
+
+#endif