apt-pkg/indexrecords.h

   1 // -*- mode: cpp; mode: fold -*-
   2 #ifndef PKGLIB_INDEXRECORDS_H
   3 #define PKGLIB_INDEXRECORDS_H
   4
   5 #include <apt-pkg/hashes.h>
   6
   7 #include <map>
   8 #include <vector>
   9 #include <ctime>
  10 #include <string>
  11
  12 #ifndef APT_8_CLEANER_HEADERS
  13 #include <apt-pkg/fileutl.h>
  14 #endif
  15 #ifndef APT_10_CLEANER_HEADERS
  16 #include <apt-pkg/pkgcache.h>
  17 #endif
  18
  19 class indexRecords
  20 {
  21    APT_HIDDEN bool parseSumData(const char *&Start, const char *End, std::string &Name,
  22                      std::string &Hash, unsigned long long &Size);
  23    public:
  24    struct checkSum;
  25    std::string ErrorText;
  26
  27    private:
  28    enum APT_HIDDEN { ALWAYS_TRUSTED, NEVER_TRUSTED, CHECK_TRUST } Trusted;
  29    // dpointer (for later)
  30    void * const d;
  31
  32    protected:
  33    std::string Dist;
  34    std::string Suite;
  35    std::string ExpectedDist;
  36    time_t Date;
  37    time_t ValidUntil;
  38    bool SupportsAcquireByHash;
  39
  40    std::map<std::string,checkSum *> Entries;
  41
  42    public:
  43    explicit indexRecords(const std::string &ExpectedDist = "");
  44
  45    // Lookup function
  46    virtual checkSum *Lookup(std::string const &MetaKey);
  47    /** \brief tests if a checksum for this file is available */
  48    bool Exists(std::string const &MetaKey) const;
  49    std::vector<std::string> MetaKeys();
  50
  51    virtual bool Load(std::string const &Filename);
  52    virtual bool CheckDist(std::string const &MaybeDist) const;
  53
  54    std::string GetDist() const;
  55    std::string GetSuite() const;
  56    bool GetSupportsAcquireByHash() const;
  57    time_t GetValidUntil() const;
  58    time_t GetDate() const;
  59    std::string GetExpectedDist() const;
  60
  61    /** \brief check if source is marked as always trusted */
  62    bool IsAlwaysTrusted() const;
  63    /** \brief check if source is marked as never trusted */
  64    bool IsNeverTrusted() const;
  65
  66    /** \brief sets an explicit trust value
  67     *
  68     * \b true means that the source should always be considered trusted,
  69     * while \b false marks a source as always untrusted, even if we have
  70     * a valid signature and everything.
  71     */
  72    void SetTrusted(bool const Trusted);
  73
  74    virtual ~indexRecords();
  75 };
  76
  77 APT_IGNORE_DEPRECATED_PUSH
  78 struct indexRecords::checkSum
  79 {
  80    std::string MetaKeyFilename;
  81    HashStringList Hashes;
  82    unsigned long long Size;
  83
  84    APT_DEPRECATED HashString Hash;
  85 };
  86 APT_IGNORE_DEPRECATED_POP
  87
  88 #endif