zypp/target/rpm/RpmHeader.h

   1 /*---------------------------------------------------------------------\
   2 |                          ____ _   __ __ ___                          |
   3 |                         |__  / \ / / . \ . \                         |
   4 |                           / / \ V /|  _/  _/                         |
   5 |                          / /__ | | | | | |                           |
   6 |                         /_____||_| |_| |_|                           |
   7 |                                                                      |
   8 \---------------------------------------------------------------------*/
   9 /** \file zypp/target/rpm/RpmHeader.h
  10  *
  11 */
  12 #ifndef ZYPP_TARGET_RPM_RPMHEADER_H
  13 #define ZYPP_TARGET_RPM_RPMHEADER_H
  14
  15 #include <iosfwd>
  16 #include <list>
  17
  18 #include "zypp/target/rpm/BinHeader.h"
  19
  20 #include "zypp/Package.h"
  21 #include "zypp/Changelog.h"
  22 #include "zypp/CapSetFwd.h"
  23 #include "zypp/Pathname.h"
  24
  25 namespace zypp {
  26   namespace target {
  27     namespace rpm {
  28
  29 #if 0
  30       class PkgDu;
  31 #endif
  32
  33       ///////////////////////////////////////////////////////////////////
  34       //
  35       //        CLASS NAME : RpmHeader
  36       /**
  37        * @short Wrapper class for rpm header struct.
  38        *
  39        * <code>RpmHeader</code> provides methods to query the content
  40        * of a rpm header struct retrieved from the RPM database or by reading
  41        * the rpm header of a package on disk.
  42        *
  43        * The rpm header contains all data associated with a package. So you
  44        * probabely do not want to permanently store too many of them.
  45        *
  46        * <B>NEVER create <code>RpmHeader</code> from a NULL <code>Header</code>! </B>
  47        **/
  48       class RpmHeader : public BinHeader {
  49         public:
  50           typedef intrusive_ptr<RpmHeader> Ptr;
  51           typedef intrusive_ptr<const RpmHeader> constPtr;
  52
  53         private:
  54
  55           CapSet PkgRelList_val( tag tag_r, bool pre, std::set<std::string> * freq_r = 0 ) const;
  56
  57         public:
  58
  59           /**
  60            *
  61            **/
  62           RpmHeader( Header h_r = 0 );
  63
  64           /**
  65            * <B>Dangerous!<\B> This one takes the header out of rhs
  66            * and leaves rhs empty.
  67            **/
  68           RpmHeader( BinHeader::Ptr & rhs );
  69
  70           virtual ~RpmHeader();
  71
  72           bool isSrc() const;
  73
  74         public:
  75
  76           std::string    tag_name()        const;
  77           Edition tag_edition()     const;
  78           Arch    tag_arch()        const;
  79
  80           Date       tag_installtime() const;
  81           Date       tag_buildtime()   const;
  82
  83           /**
  84            * If <code>freq_r</code> is not NULL, file dependencies found are inserted.
  85            **/
  86           CapSet tag_provides ( std::set<std::string> * freq_r = 0 ) const;
  87           /**
  88            * @see #tag_provides
  89            **/
  90           CapSet tag_requires ( std::set<std::string> * freq_r = 0 ) const;
  91           /**
  92            * @see #tag_provides
  93            **/
  94           CapSet tag_prerequires ( std::set<std::string> * freq_r = 0 ) const;
  95           /**
  96            * @see #tag_provides
  97            **/
  98           CapSet tag_conflicts( std::set<std::string> * freq_r = 0 ) const;
  99           /**
 100            * @see #tag_provides
 101            **/
 102           CapSet tag_obsoletes( std::set<std::string> * freq_r = 0 ) const;
 103
 104           ByteCount tag_size()        const;
 105           ByteCount tag_archivesize() const;
 106
 107           std::string tag_summary()      const;
 108           std::string tag_description()  const;
 109           std::string tag_group()        const;
 110           std::string tag_vendor()       const;
 111           std::string tag_distribution() const;
 112           std::string tag_license()      const;
 113           std::string tag_buildhost()    const;
 114           std::string tag_packager()     const;
 115           std::string tag_url()          const;
 116           std::string tag_os()           const;
 117           std::string tag_prein()        const;
 118           std::string tag_postin()       const;
 119           std::string tag_preun()        const;
 120           std::string tag_postun()       const;
 121           std::string tag_sourcerpm()    const;
 122
 123           std::list<std::string> tag_filenames() const;
 124
 125           Changelog tag_changelog() const;
 126
 127 #warning FIXME disk usage data
 128 #if 0
 129           /**
 130            * Returns reference to arg <code>dudata_r</code>.
 131            **/
 132           PkgDu & tag_du( PkgDu & dudata_r ) const;
 133 #endif
 134
 135         public:
 136
 137           virtual std::ostream & dumpOn( std::ostream & str ) const;
 138
 139         public:
 140
 141           /**
 142            * Digest and signature verification flags
 143            **/
 144           enum VERIFICATION {
 145             VERIFY       = 0x0000,
 146             NODIGEST     = (1<<0),
 147             NOSIGNATURE  = (1<<1),
 148             NOVERIFY     = 0xffff
 149           };
 150
 151           /**
 152            * Get an accessible packages data from disk.
 153            * Returns NULL on any error.
 154            **/
 155           static RpmHeader::constPtr readPackage( const Pathname & path,
 156                                           VERIFICATION verification = VERIFY );
 157       };
 158
 159 ///////////////////////////////////////////////////////////////////
 160     } // namespace rpm
 161   } // namespace target
 162 } // namespace zypp
 163
 164 #endif // ZYPP_TARGET_RPM_RPMHEADER_H
 165