apt-pkg/deb/dpkgpm.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: dpkgpm.h,v 1.8 2001/05/07 05:05:13 jgg Exp $
   4 /* ######################################################################
   5
   6    DPKG Package Manager - Provide an interface to dpkg
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10 #ifndef PKGLIB_DPKGPM_H
  11 #define PKGLIB_DPKGPM_H
  12
  13 #include <apt-pkg/packagemanager.h>
  14 #include <vector>
  15 #include <map>
  16 #include <stdio.h>
  17
  18 using std::vector;
  19 using std::map;
  20
  21
  22 class pkgDPkgPM : public pkgPackageManager
  23 {
  24    private:
  25
  26    bool stdin_is_dev_null;
  27
  28    // the buffer we use for the dpkg status-fd reading
  29    char dpkgbuf[1024];
  30    int dpkgbuf_pos;
  31    FILE *term_out;
  32    FILE *history_out;
  33    string dpkg_error;
  34
  35    protected:
  36    int pkgFailures;
  37
  38    // progress reporting
  39    struct DpkgState
  40    {
  41       const char *state;     // the dpkg state (e.g. "unpack")
  42       const char *str;       // the human readable translation of the state
  43    };
  44
  45    // the dpkg states that the pkg will run through, the string is
  46    // the package, the vector contains the dpkg states that the package
  47    // will go through
  48    map<string,vector<struct DpkgState> > PackageOps;
  49    // the dpkg states that are already done; the string is the package
  50    // the int is the state that is already done (e.g. a package that is
  51    // going to be install is already in state "half-installed")
  52    map<string,unsigned int> PackageOpsDone;
  53
  54    // progress reporting
  55    unsigned int PackagesDone;
  56    unsigned int PackagesTotal;
  57
  58    struct Item
  59    {
  60       enum Ops {Install, Configure, Remove, Purge, ConfigurePending, TriggersPending} Op;
  61       string File;
  62       PkgIterator Pkg;
  63       Item(Ops Op,PkgIterator Pkg,string File = "") : Op(Op),
  64             File(File), Pkg(Pkg) {};
  65       Item() {};
  66
  67    };
  68    vector<Item> List;
  69
  70    // Helpers
  71    bool RunScriptsWithPkgs(const char *Cnf);
  72    bool SendV2Pkgs(FILE *F);
  73    void WriteHistoryTag(string tag, string value);
  74
  75    // apport integration
  76    void WriteApportReport(const char *pkgpath, const char *errormsg);
  77
  78    // dpkg log
  79    bool OpenLog();
  80    bool CloseLog();
  81
  82    // input processing
  83    void DoStdin(int master);
  84    void DoTerminalPty(int master);
  85    void DoDpkgStatusFd(int statusfd, int OutStatusFd);
  86    void ProcessDpkgStatusLine(int OutStatusFd, char *line);
  87
  88    // The Actuall installation implementation
  89    virtual bool Install(PkgIterator Pkg,string File);
  90    virtual bool Configure(PkgIterator Pkg);
  91    virtual bool Remove(PkgIterator Pkg,bool Purge = false);
  92    virtual bool Go(int StatusFd=-1);
  93    virtual void Reset();
  94
  95    public:
  96
  97    pkgDPkgPM(pkgDepCache *Cache);
  98    virtual ~pkgDPkgPM();
  99 };
 100
 101 #endif