apt-pkg/indexrecords.h

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: indexrecords.h,v 1.1.2.1 2003/12/24 23:09:17 mdz Exp $
   4                                                                         /*}}}*/
   5 #ifndef PKGLIB_INDEXRECORDS_H
   6 #define PKGLIB_INDEXRECORDS_H
   7
   8 #include <apt-pkg/hashes.h>
   9
  10 #include <map>
  11 #include <vector>
  12 #include <ctime>
  13 #include <string>
  14
  15 #ifndef APT_8_CLEANER_HEADERS
  16 #include <apt-pkg/fileutl.h>
  17 #endif
  18 #ifndef APT_10_CLEANER_HEADERS
  19 #include <apt-pkg/pkgcache.h>
  20 #endif
  21
  22 class indexRecords
  23 {
  24    APT_HIDDEN bool parseSumData(const char *&Start, const char *End, std::string &Name,
  25                      std::string &Hash, unsigned long long &Size);
  26    public:
  27    struct checkSum;
  28    std::string ErrorText;
  29
  30    private:
  31    enum APT_HIDDEN { ALWAYS_TRUSTED, NEVER_TRUSTED, CHECK_TRUST } Trusted;
  32    // dpointer (for later)
  33    void * d;
  34
  35    protected:
  36    std::string Dist;
  37    std::string Suite;
  38    std::string ExpectedDist;
  39    time_t ValidUntil;
  40    bool SupportsAcquireByHash;
  41
  42    std::map<std::string,checkSum *> Entries;
  43
  44    public:
  45
  46    indexRecords(const std::string &ExpectedDist = "");
  47
  48    // Lookup function
  49    virtual checkSum *Lookup(const std::string MetaKey);
  50    /** \brief tests if a checksum for this file is available */
  51    bool Exists(std::string const &MetaKey) const;
  52    std::vector<std::string> MetaKeys();
  53
  54    virtual bool Load(std::string Filename);
  55    virtual bool CheckDist(const std::string MaybeDist) const;
  56
  57    std::string GetDist() const;
  58    std::string GetSuite() const;
  59    bool GetSupportsAcquireByHash() const;
  60    time_t GetValidUntil() const;
  61    std::string GetExpectedDist() const;
  62
  63    /** \brief check if source is marked as always trusted */
  64    bool IsAlwaysTrusted() const;
  65    /** \brief check if source is marked as never trusted */
  66    bool IsNeverTrusted() const;
  67
  68    /** \brief sets an explicit trust value
  69     *
  70     * \b true means that the source should always be considered trusted,
  71     * while \b false marks a source as always untrusted, even if we have
  72     * a valid signature and everything.
  73     */
  74    void SetTrusted(bool const Trusted);
  75
  76    virtual ~indexRecords();
  77 };
  78
  79 #if __GNUC__ >= 4
  80         // ensure that con- & de-structor don't trigger this warning
  81         #pragma GCC diagnostic push
  82         #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
  83 #endif
  84 struct indexRecords::checkSum
  85 {
  86    std::string MetaKeyFilename;
  87    HashStringList Hashes;
  88    unsigned long long Size;
  89
  90    APT_DEPRECATED HashString Hash;
  91 };
  92 #if __GNUC__ >= 4
  93         #pragma GCC diagnostic pop
  94 #endif
  95
  96 #endif