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
  33    protected:
  34    int pkgFailures;
  35
  36    // progress reporting
  37    struct DpkgState
  38    {
  39       const char *state;     // the dpkg state (e.g. "unpack")
  40       const char *str;       // the human readable translation of the state
  41    };
  42
  43    // the dpkg states that the pkg will run through, the string is
  44    // the package, the vector contains the dpkg states that the package
  45    // will go through
  46    map<string,vector<struct DpkgState> > PackageOps;
  47    // the dpkg states that are already done; the string is the package
  48    // the int is the state that is already done (e.g. a package that is
  49    // going to be install is already in state "half-installed")
  50    map<string,unsigned int> PackageOpsDone;
  51    // progress reporting
  52    unsigned int PackagesDone;
  53    unsigned int PackagesTotal;
  54
  55    struct Item
  56    {
  57       enum Ops {Install, Configure, Remove, Purge} Op;
  58       string File;
  59       PkgIterator Pkg;
  60       Item(Ops Op,PkgIterator Pkg,string File = "") : Op(Op),
  61             File(File), Pkg(Pkg) {};
  62       Item() {};
  63
  64    };
  65    vector<Item> List;
  66
  67    // Helpers
  68    bool RunScriptsWithPkgs(const char *Cnf);
  69    bool SendV2Pkgs(FILE *F);
  70
  71    // apport integration
  72    void WriteApportReport(const char *pkgpath, const char *errormsg);
  73
  74    // dpkg log
  75    bool OpenLog();
  76    bool CloseLog();
  77
  78    // input processing
  79    void DoStdin(int master);
  80    void DoTerminalPty(int master);
  81    void DoDpkgStatusFd(int statusfd, int OutStatusFd);
  82    void ProcessDpkgStatusLine(int OutStatusFd, char *line);
  83
  84    // The Actuall installation implementation
  85    virtual bool Install(PkgIterator Pkg,string File);
  86    virtual bool Configure(PkgIterator Pkg);
  87    virtual bool Remove(PkgIterator Pkg,bool Purge = false);
  88    virtual bool Go(int StatusFd=-1);
  89    virtual void Reset();
  90
  91    public:
  92
  93    pkgDPkgPM(pkgDepCache *Cache);
  94    virtual ~pkgDPkgPM();
  95 };
  96
  97 #endif