Adding upstream version 2.2.4.upstream/2.2.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 178 insertions, 0 deletions

diff --git a/apt-pkg/edsp/edsplistparser.cc b/apt-pkg/edsp/edsplistparser.cc
new file mode 100644
index 0000000..34b9ec9
--- /dev/null
+++ b/apt-pkg/edsp/edsplistparser.cc
@@ -0,0 +1,178 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+/* ######################################################################
+
+   Package Cache Generator - Generator for the cache structure.
+
+   This builds the cache structure from the abstract package list parser.
+
+   ##################################################################### */
+									/*}}}*/
+// Include Files							/*{{{*/
+#include <config.h>
+
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/deblistparser.h>
+#include <apt-pkg/edsplistparser.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/pkgsystem.h>
+#include <apt-pkg/string_view.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/tagfile.h>
+
+#include <array>
+
+									/*}}}*/
+
+// ListParser::edspListParser - Constructor				/*{{{*/
+edspLikeListParser::edspLikeListParser(FileFd * const File) : debListParser(File)
+{
+}
+edspListParser::edspListParser(FileFd * const File) : edspLikeListParser(File)
+{
+   std::string const states = _config->FindFile("Dir::State::extended_states");
+   RemoveFile("edspListParserPrivate", states);
+   extendedstates.Open(states, FileFd::WriteOnly | FileFd::Create | FileFd::Exclusive, 0600);
+   std::string const prefs = _config->FindFile("Dir::Etc::preferences");
+   RemoveFile("edspListParserPrivate", prefs);
+   preferences.Open(prefs, FileFd::WriteOnly | FileFd::Create | FileFd::Exclusive, 0600);
+}
+									/*}}}*/
+// ListParser::NewVersion - Fill in the version structure		/*{{{*/
+bool edspLikeListParser::NewVersion(pkgCache::VerIterator &Ver)
+{
+   _system->SetVersionMapping(Ver->ID, Section.FindI("APT-ID", Ver->ID));
+   return debListParser::NewVersion(Ver);
+}
+									/*}}}*/
+// ListParser::Description - Return the description string		/*{{{*/
+// ---------------------------------------------------------------------
+/* Sorry, no description for the resolvers… */
+std::vector<std::string> edspLikeListParser::AvailableDescriptionLanguages()
+{
+   return {};
+}
+APT::StringView edspLikeListParser::Description_md5()
+{
+   return APT::StringView();
+}
+									/*}}}*/
+// ListParser::VersionHash - Compute a unique hash for this version	/*{{{*/
+uint32_t edspLikeListParser::VersionHash()
+{
+   if (Section.Exists("APT-Hash") == true)
+      return Section.FindI("APT-Hash");
+   else if (Section.Exists("APT-ID") == true)
+      return Section.FindI("APT-ID");
+   return 0;
+}
+									/*}}}*/
+// ListParser::ParseStatus - Parse the status field			/*{{{*/
+// ---------------------------------------------------------------------
+/* The Status: line here is not a normal dpkg one but just one which tells
+   use if the package is installed or not, where missing means not. */
+bool edspListParser::ParseStatus(pkgCache::PkgIterator &Pkg,
+				pkgCache::VerIterator &Ver)
+{
+   unsigned long state = 0;
+   if (Section.FindFlag("Hold",state,pkgCache::State::Hold) == false)
+      return false;
+   if (state != 0)
+      Pkg->SelectedState = pkgCache::State::Hold;
+
+   state = 0;
+   if (Section.FindFlag("Installed",state,pkgCache::State::Installed) == false)
+      return false;
+   if (state != 0)
+   {
+      Pkg->CurrentState = pkgCache::State::Installed;
+      Pkg->CurrentVer = Ver.MapPointer();
+   }
+
+   if (Section.FindB("APT-Automatic", false))
+   {
+      std::string out;
+      strprintf(out, "Package: %s\nArchitecture: %s\nAuto-Installed: 1\n\n", Pkg.Name(), Pkg.Arch());
+      if (extendedstates.Write(out.c_str(), out.length()) == false)
+	 return false;
+   }
+
+   // FIXME: Using an overriding pin is wrong.
+   if (Section.FindB("APT-Candidate", false))
+   {
+      std::string out;
+      strprintf(out, "Package: %s\nPin: version %s\nPin-Priority: 9999\n\n", Pkg.FullName().c_str(), Ver.VerStr());
+      if (preferences.Write(out.c_str(), out.length()) == false)
+	 return false;
+   }
+
+   signed short const pinvalue = Section.FindI("APT-Pin", 500);
+   if (pinvalue != 500)
+   {
+      std::string out;
+      strprintf(out, "Package: %s\nPin: version %s\nPin-Priority: %d\n\n", Pkg.FullName().c_str(), Ver.VerStr(), pinvalue);
+      if (preferences.Write(out.c_str(), out.length()) == false)
+	 return false;
+   }
+
+   return true;
+}
+									/*}}}*/
+
+// ListParser::eippListParser - Constructor				/*{{{*/
+eippListParser::eippListParser(FileFd *File) : edspLikeListParser(File)
+{
+}
+									/*}}}*/
+// ListParser::ParseStatus - Parse the status field			/*{{{*/
+// ---------------------------------------------------------------------
+/* The Status: line here is not a normal dpkg one but just one which tells
+   use if the package is installed or not, where missing means not. */
+bool eippListParser::ParseStatus(pkgCache::PkgIterator &Pkg,
+				pkgCache::VerIterator &Ver)
+{
+   // Process the flag field
+   static std::array<WordList, 8> const statusvalues = {{
+      {"not-installed",pkgCache::State::NotInstalled},
+      {"config-files",pkgCache::State::ConfigFiles},
+      {"half-installed",pkgCache::State::HalfInstalled},
+      {"unpacked",pkgCache::State::UnPacked},
+      {"half-configured",pkgCache::State::HalfConfigured},
+      {"triggers-awaited",pkgCache::State::TriggersAwaited},
+      {"triggers-pending",pkgCache::State::TriggersPending},
+      {"installed",pkgCache::State::Installed},
+   }};
+   auto const status = Section.Find("Status");
+   if (status.empty() == false)
+   {
+      for (auto && sv: statusvalues)
+      {
+	 if (status != sv.Str)
+	    continue;
+	 Pkg->CurrentState = sv.Val;
+	 switch (Pkg->CurrentState)
+	 {
+	    case pkgCache::State::NotInstalled:
+	    case pkgCache::State::ConfigFiles:
+	       break;
+	    case pkgCache::State::HalfInstalled:
+	    case pkgCache::State::UnPacked:
+	    case pkgCache::State::HalfConfigured:
+	    case pkgCache::State::TriggersAwaited:
+	    case pkgCache::State::TriggersPending:
+	    case pkgCache::State::Installed:
+	       Pkg->CurrentVer = Ver.MapPointer();
+	       break;
+	 }
+	 break;
+      }
+   }
+
+   return true;
+}
+									/*}}}*/
+
+edspLikeListParser::~edspLikeListParser() {}
+edspListParser::~edspListParser() {}
+eippListParser::~eippListParser() {}