Release 1.11~exp11

[apt.git] / apt-pkg / deb / debmetaindex.cc

diff --git a/apt-pkg/deb/debmetaindex.cc b/apt-pkg/deb/debmetaindex.cc
index c05e7cdaeb05ce5447ffcb3bce7caa2b7b3b7c3d..69e41a6f46ea0572c8c2765c786323414a229ed3 100644 (file)
--- a/apt-pkg/deb/debmetaindex.cc
+++ b/apt-pkg/deb/debmetaindex.cc
@@ -1,5 +1,6 @@
 #include <config.h>
 
 #include <config.h>
 

+#include <apt-pkg/error.h>

 #include <apt-pkg/debmetaindex.h>
 #include <apt-pkg/debindexfile.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/debmetaindex.h>
 #include <apt-pkg/debindexfile.h>
 #include <apt-pkg/strutl.h>


@@ -7,25 +8,50 @@
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/aptconfiguration.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/aptconfiguration.h>

-#include <apt-pkg/indexrecords.h>

 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/hashes.h>
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/hashes.h>

-#include <apt-pkg/macros.h>

 #include <apt-pkg/metaindex.h>
 #include <apt-pkg/metaindex.h>

+#include <apt-pkg/pkgcachegen.h>
+#include <apt-pkg/tagfile.h>
+#include <apt-pkg/gpgv.h>
+#include <apt-pkg/macros.h>

 
 

-#include <string.h>

 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>

-#include <set>

 #include <algorithm>
 
 #include <algorithm>
 

-using namespace std;
+#include <sys/stat.h>
+#include <string.h>
+
+#include <apti18n.h>
+
+class APT_HIDDEN debReleaseIndexPrivate                                        /*{{{*/
+{
+   public:
+   struct APT_HIDDEN debSectionEntry
+   {
+      std::string Name;
+      std::vector<std::string> Targets;
+      std::vector<std::string> Architectures;
+      std::vector<std::string> Languages;
+   };
+
+   std::vector<debSectionEntry> DebEntries;
+   std::vector<debSectionEntry> DebSrcEntries;
+
+   metaIndex::TriState CheckValidUntil;
+   time_t ValidUntilMin;
+   time_t ValidUntilMax;

 
 

-string debReleaseIndex::MetaIndexInfo(const char *Type) const
+   debReleaseIndexPrivate() : CheckValidUntil(metaIndex::TRI_UNSET), ValidUntilMin(0), ValidUntilMax(0) {}
+};
+                                                                       /*}}}*/
+// ReleaseIndex::MetaIndex* - display helpers                          /*{{{*/
+std::string debReleaseIndex::MetaIndexInfo(const char *Type) const

 {
 {

-   string Info = ::URI::ArchiveOnly(URI) + ' ';
+   std::string Info = ::URI::ArchiveOnly(URI) + ' ';

    if (Dist[Dist.size() - 1] == '/')
    {
       if (Dist != "/")
    if (Dist[Dist.size() - 1] == '/')
    {
       if (Dist != "/")


@@ -37,16 +63,20 @@ string debReleaseIndex::MetaIndexInfo(const char *Type) const
    Info += Type;
    return Info;
 }
    Info += Type;
    return Info;
 }

+std::string debReleaseIndex::Describe() const
+{
+   return MetaIndexInfo("Release");
+}

 
 

-string debReleaseIndex::MetaIndexFile(const char *Type) const
+std::string debReleaseIndex::MetaIndexFile(const char *Type) const

 {
    return _config->FindDir("Dir::State::lists") +
       URItoFileName(MetaIndexURI(Type));
 }
 
 {
    return _config->FindDir("Dir::State::lists") +
       URItoFileName(MetaIndexURI(Type));
 }
 

-string debReleaseIndex::MetaIndexURI(const char *Type) const
+std::string debReleaseIndex::MetaIndexURI(const char *Type) const

 {
 {

-   string Res;
+   std::string Res;

 
    if (Dist == "/")
       Res = URI;
 
    if (Dist == "/")
       Res = URI;


@@ -58,42 +88,25 @@ string debReleaseIndex::MetaIndexURI(const char *Type) const
    Res += Type;
    return Res;
 }
    Res += Type;
    return Res;
 }

-
-std::string debReleaseIndex::LocalFileName() const
-{
-   // see if we have a InRelease file
-   std::string PathInRelease =  MetaIndexFile("InRelease");
-   if (FileExists(PathInRelease))
-      return PathInRelease;
-
-   // and if not return the normal one
-   if (FileExists(PathInRelease))
-      return MetaIndexFile("Release");
-
-   return "";
-}
-
-debReleaseIndex::debReleaseIndex(string const &URI, string const &Dist) :
-                                       metaIndex(URI, Dist, "deb"), Trusted(CHECK_TRUST)
+                                                                       /*}}}*/
+// ReleaseIndex Con- and Destructors                                   /*{{{*/
+debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist) :
+                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate())

 {}
 {}

-
-debReleaseIndex::debReleaseIndex(string const &URI, string const &Dist, bool const Trusted) :
-                                       metaIndex(URI, Dist, "deb") {
-       SetTrusted(Trusted);
+debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, bool const pTrusted) :
+                                       metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate())
+{
+   Trusted = pTrusted ? TRI_YES : TRI_NO;

 }
 }

-

 debReleaseIndex::~debReleaseIndex() {
 debReleaseIndex::~debReleaseIndex() {

-       for (map<string, vector<debSectionEntry const*> >::const_iterator A = ArchEntries.begin();
-            A != ArchEntries.end(); ++A)
-               for (vector<const debSectionEntry *>::const_iterator S = A->second.begin();
-                    S != A->second.end(); ++S)
-                       delete *S;
+   if (d != NULL)
+      delete d;

 }
 }

-
-template<typename CallC>
-void foreachTarget(std::string const URI, std::string const Dist,
-      std::map<std::string, std::vector<debReleaseIndex::debSectionEntry const *> > const &ArchEntries,
-      CallC &Call)
+                                                                       /*}}}*/
+// ReleaseIndex::GetIndexTargets                                       /*{{{*/
+static void GetIndexTargetsFor(char const * const Type, std::string const &URI, std::string const &Dist,
+      std::vector<debReleaseIndexPrivate::debSectionEntry> const &entries,
+      std::vector<IndexTarget> &IndexTargets)

 {
    bool const flatArchive = (Dist[Dist.length() - 1] == '/');
    std::string baseURI = URI;
 {
    bool const flatArchive = (Dist[Dist.length() - 1] == '/');
    std::string baseURI = URI;


@@ -106,155 +119,306 @@ void foreachTarget(std::string const URI, std::string const Dist,
       baseURI += "dists/" + Dist + "/";
    std::string const Release = (Dist == "/") ? "" : Dist;
    std::string const Site = ::URI::ArchiveOnly(URI);
       baseURI += "dists/" + Dist + "/";
    std::string const Release = (Dist == "/") ? "" : Dist;
    std::string const Site = ::URI::ArchiveOnly(URI);

-   std::vector<std::string> lang = APT::Configuration::getLanguages(true);
-   if (lang.empty())
-      lang.push_back("none");
-   map<string, vector<debReleaseIndex::debSectionEntry const*> >::const_iterator const src = ArchEntries.find("source");
-   if (src != ArchEntries.end())
+
+   bool const GzipIndex = _config->FindB("Acquire::GzipIndexes", false);
+   for (std::vector<debReleaseIndexPrivate::debSectionEntry>::const_iterator E = entries.begin(); E != entries.end(); ++E)

    {
    {

-      std::vector<std::string> const targets = _config->FindVector("APT::Acquire::Targets::deb-src", "", true);
-      for (std::vector<std::string>::const_iterator T = targets.begin(); T != targets.end(); ++T)
+      for (std::vector<std::string>::const_iterator T = E->Targets.begin(); T != E->Targets.end(); ++T)

       {
       {

-#define APT_T_CONFIG(X) _config->Find(std::string("APT::Acquire::Targets::deb-src::") + *T + "::" + (X))
-        std::string const MetaKey = APT_T_CONFIG(flatArchive ? "flatMetaKey" : "MetaKey");
-        std::string const ShortDesc = APT_T_CONFIG("ShortDescription");
-        std::string const LongDesc = APT_T_CONFIG(flatArchive ? "flatDescription" : "Description");
-        bool const IsOptional = _config->FindB(std::string("APT::Acquire::Targets::deb-src::") + *T + "::Optional", true);
+#define APT_T_CONFIG(X) _config->Find(std::string("Acquire::IndexTargets::") + Type  + "::" + *T + "::" + (X))
+        std::string const tplMetaKey = APT_T_CONFIG(flatArchive ? "flatMetaKey" : "MetaKey");
+        std::string const tplShortDesc = APT_T_CONFIG("ShortDescription");
+        std::string const tplLongDesc = "$(SITE) " + APT_T_CONFIG(flatArchive ? "flatDescription" : "Description");
+        bool const IsOptional = _config->FindB(std::string("Acquire::IndexTargets::") + Type + "::" + *T + "::Optional", true);
+        bool const KeepCompressed = _config->FindB(std::string("Acquire::IndexTargets::") + Type + "::" + *T + "::KeepCompressed", GzipIndex);

 #undef APT_T_CONFIG
 #undef APT_T_CONFIG

-        if (MetaKey.empty())
+        if (tplMetaKey.empty())

            continue;
 
            continue;
 

-        vector<debReleaseIndex::debSectionEntry const*> const SectionEntries = src->second;
-        for (vector<debReleaseIndex::debSectionEntry const*>::const_iterator I = SectionEntries.begin();
-              I != SectionEntries.end(); ++I)
+        for (std::vector<std::string>::const_iterator L = E->Languages.begin(); L != E->Languages.end(); ++L)

         {
         {

-           for (vector<std::string>::const_iterator l = lang.begin(); l != lang.end(); ++l)
+           if (*L == "none" && tplMetaKey.find("$(LANGUAGE)") != std::string::npos)
+              continue;
+
+           for (std::vector<std::string>::const_iterator A = E->Architectures.begin(); A != E->Architectures.end(); ++A)

            {
            {

-              if (*l == "none" && MetaKey.find("$(LANGUAGE)") != std::string::npos)
-                 continue;

 
               std::map<std::string, std::string> Options;
               Options.insert(std::make_pair("SITE", Site));
               Options.insert(std::make_pair("RELEASE", Release));
 
               std::map<std::string, std::string> Options;
               Options.insert(std::make_pair("SITE", Site));
               Options.insert(std::make_pair("RELEASE", Release));

-              Options.insert(std::make_pair("COMPONENT", (*I)->Section));
-              Options.insert(std::make_pair("LANGUAGE", *l));
-              Options.insert(std::make_pair("ARCHITECTURE", "source"));
+              if (tplMetaKey.find("$(COMPONENT)") != std::string::npos)
+                 Options.insert(std::make_pair("COMPONENT", E->Name));
+              if (tplMetaKey.find("$(LANGUAGE)") != std::string::npos)
+                 Options.insert(std::make_pair("LANGUAGE", *L));
+              if (tplMetaKey.find("$(ARCHITECTURE)") != std::string::npos)
+                 Options.insert(std::make_pair("ARCHITECTURE", *A));

               Options.insert(std::make_pair("BASE_URI", baseURI));
               Options.insert(std::make_pair("REPO_URI", URI));
               Options.insert(std::make_pair("BASE_URI", baseURI));
               Options.insert(std::make_pair("REPO_URI", URI));

+              Options.insert(std::make_pair("TARGET_OF", Type));

               Options.insert(std::make_pair("CREATED_BY", *T));
               Options.insert(std::make_pair("CREATED_BY", *T));

-              Call(MetaKey, ShortDesc, LongDesc, IsOptional, Options);

 
 

-              if (MetaKey.find("$(LANGUAGE)") == std::string::npos)
+              std::string MetaKey = tplMetaKey;
+              std::string ShortDesc = tplShortDesc;
+              std::string LongDesc = tplLongDesc;
+              for (std::map<std::string, std::string>::const_iterator O = Options.begin(); O != Options.end(); ++O)
+              {
+                 MetaKey = SubstVar(MetaKey, std::string("$(") + O->first + ")", O->second);
+                 ShortDesc = SubstVar(ShortDesc, std::string("$(") + O->first + ")", O->second);
+                 LongDesc = SubstVar(LongDesc, std::string("$(") + O->first + ")", O->second);
+              }
+              IndexTarget Target(
+                    MetaKey,
+                    ShortDesc,
+                    LongDesc,
+                    Options.find("BASE_URI")->second + MetaKey,
+                    IsOptional,
+                    KeepCompressed,
+                    Options
+                    );
+              IndexTargets.push_back(Target);
+
+              if (tplMetaKey.find("$(ARCHITECTURE)") == std::string::npos)

                  break;
                  break;

+

            }
 
            }
 

-           if (MetaKey.find("$(COMPONENT)") == std::string::npos)
+           if (tplMetaKey.find("$(LANGUAGE)") == std::string::npos)

               break;
               break;

+

         }
         }

+

       }
    }
       }
    }

+}
+std::vector<IndexTarget> debReleaseIndex::GetIndexTargets() const
+{
+   std::vector<IndexTarget> IndexTargets;
+   GetIndexTargetsFor("deb-src", URI, Dist, d->DebSrcEntries, IndexTargets);
+   GetIndexTargetsFor("deb", URI, Dist, d->DebEntries, IndexTargets);
+   return IndexTargets;
+}
+                                                                       /*}}}*/
+void debReleaseIndex::AddComponent(bool const isSrc, std::string const &Name,/*{{{*/
+        std::vector<std::string> const &Targets,
+        std::vector<std::string> const &Architectures,
+        std::vector<std::string> Languages)
+{
+   if (Languages.empty() == true)
+      Languages.push_back("none");
+   debReleaseIndexPrivate::debSectionEntry const entry = {
+      Name, Targets, Architectures, Languages
+   };
+   if (isSrc)
+      d->DebSrcEntries.push_back(entry);
+   else
+      d->DebEntries.push_back(entry);
+}
+                                                                       /*}}}*/

 
 

-   std::vector<std::string> const targets = _config->FindVector("APT::Acquire::Targets::deb", "", true);
-   for (std::vector<std::string>::const_iterator T = targets.begin(); T != targets.end(); ++T)
-   {
-#define APT_T_CONFIG(X) _config->Find(std::string("APT::Acquire::Targets::deb::") + *T + "::" + (X))
-      std::string const MetaKey = APT_T_CONFIG(flatArchive ? "flatMetaKey" : "MetaKey");
-      std::string const ShortDesc = APT_T_CONFIG("ShortDescription");
-      std::string const LongDesc = APT_T_CONFIG(flatArchive ? "flatDescription" : "Description");
-      bool const IsOptional = _config->FindB(std::string("APT::Acquire::Targets::deb::") + *T + "::Optional", true);
-#undef APT_T_CONFIG
-      if (MetaKey.empty())
-        continue;
-
-      for (map<string, vector<debReleaseIndex::debSectionEntry const*> >::const_iterator a = ArchEntries.begin();
-           a != ArchEntries.end(); ++a)
-      {
-        if (a->first == "source")
-           continue;
-
-        for (vector <const debReleaseIndex::debSectionEntry *>::const_iterator I = a->second.begin();
-              I != a->second.end(); ++I) {
+bool debReleaseIndex::Load(std::string const &Filename, std::string * const ErrorText)/*{{{*/
+{
+   LoadedSuccessfully = TRI_NO;
+   FileFd Fd;
+   if (OpenMaybeClearSignedFile(Filename, Fd) == false)
+      return false;

 
 

-           for (vector<std::string>::const_iterator l = lang.begin(); l != lang.end(); ++l)
-           {
-              if (*l == "none" && MetaKey.find("$(LANGUAGE)") != std::string::npos)
-                 continue;
+   pkgTagFile TagFile(&Fd, Fd.Size());
+   if (_error->PendingError() == true)
+   {
+      if (ErrorText != NULL)
+        strprintf(*ErrorText, _("Unable to parse Release file %s"),Filename.c_str());
+      return false;
+   }

 
 

-              std::map<std::string, std::string> Options;
-              Options.insert(std::make_pair("SITE", Site));
-              Options.insert(std::make_pair("RELEASE", Release));
-              Options.insert(std::make_pair("COMPONENT", (*I)->Section));
-              Options.insert(std::make_pair("LANGUAGE", *l));
-              Options.insert(std::make_pair("ARCHITECTURE", a->first));
-              Options.insert(std::make_pair("BASE_URI", baseURI));
-              Options.insert(std::make_pair("REPO_URI", URI));
-              Options.insert(std::make_pair("CREATED_BY", *T));
-              Call(MetaKey, ShortDesc, LongDesc, IsOptional, Options);
+   pkgTagSection Section;
+   const char *Start, *End;
+   if (TagFile.Step(Section) == false)
+   {
+      if (ErrorText != NULL)
+        strprintf(*ErrorText, _("No sections in Release file %s"), Filename.c_str());
+      return false;
+   }
+   // FIXME: find better tag name
+   SupportsAcquireByHash = Section.FindB("Acquire-By-Hash", false);

 
 

-              if (MetaKey.find("$(LANGUAGE)") == std::string::npos)
-                 break;
-           }
+   Suite = Section.FindS("Suite");
+   Codename = Section.FindS("Codename");

 
 

-           if (MetaKey.find("$(COMPONENT)") == std::string::npos)
-              break;
-        }
+   bool FoundHashSum = false;
+   for (int i=0;HashString::SupportedHashes()[i] != NULL; i++)
+   {
+      if (!Section.Find(HashString::SupportedHashes()[i], Start, End))
+        continue;

 
 

-        if (MetaKey.find("$(ARCHITECTURE)") == std::string::npos)
-           break;
+      std::string Name;
+      std::string Hash;
+      unsigned long long Size;
+      while (Start < End)
+      {
+        if (!parseSumData(Start, End, Name, Hash, Size))
+           return false;
+
+         if (Entries.find(Name) == Entries.end())
+         {
+            metaIndex::checkSum *Sum = new metaIndex::checkSum;
+            Sum->MetaKeyFilename = Name;
+            Sum->Size = Size;
+           Sum->Hashes.FileSize(Size);
+            APT_IGNORE_DEPRECATED(Sum->Hash = HashString(HashString::SupportedHashes()[i],Hash);)
+            Entries[Name] = Sum;
+         }
+         Entries[Name]->Hashes.push_back(HashString(HashString::SupportedHashes()[i],Hash));
+         FoundHashSum = true;

       }
    }
       }
    }

-}

 
 

+   if(FoundHashSum == false)
+   {
+      if (ErrorText != NULL)
+        strprintf(*ErrorText, _("No Hash entry in Release file %s"), Filename.c_str());
+      return false;
+   }

 
 

-struct ComputeIndexTargetsClass
-{
-   vector <IndexTarget> IndexTargets;
+   std::string const StrDate = Section.FindS("Date");
+   if (RFC1123StrToTime(StrDate.c_str(), Date) == false)
+   {
+      if (ErrorText != NULL)
+        strprintf(*ErrorText, _("Invalid 'Date' entry in Release file %s"), Filename.c_str());
+      return false;
+   }
+
+   bool CheckValidUntil = _config->FindB("Acquire::Check-Valid-Until", true);
+   if (d->CheckValidUntil == metaIndex::TRI_NO)
+      CheckValidUntil = false;
+   else if (d->CheckValidUntil == metaIndex::TRI_YES)
+      CheckValidUntil = true;

 
 

-   void operator()(std::string MetaKey, std::string ShortDesc, std::string LongDesc,
-        bool const IsOptional, std::map<std::string, std::string> Options)
+   if (CheckValidUntil == true)

    {
    {

-      for (std::map<std::string, std::string>::const_iterator O = Options.begin(); O != Options.end(); ++O)
+      std::string const Label = Section.FindS("Label");
+      std::string const StrValidUntil = Section.FindS("Valid-Until");
+
+      // if we have a Valid-Until header in the Release file, use it as default
+      if (StrValidUntil.empty() == false)
+      {
+        if(RFC1123StrToTime(StrValidUntil.c_str(), ValidUntil) == false)
+        {
+           if (ErrorText != NULL)
+              strprintf(*ErrorText, _("Invalid 'Valid-Until' entry in Release file %s"), Filename.c_str());
+           return false;
+        }
+      }
+      // get the user settings for this archive and use what expires earlier
+      time_t MaxAge = d->ValidUntilMax;
+      if (MaxAge == 0)

       {
       {

-        MetaKey = SubstVar(MetaKey, std::string("$(") + O->first + ")", O->second);
-        ShortDesc = SubstVar(ShortDesc, std::string("$(") + O->first + ")", O->second);
-        LongDesc = SubstVar(LongDesc, std::string("$(") + O->first + ")", O->second);
+        MaxAge = _config->FindI("Acquire::Max-ValidTime", 0);
+        if (Label.empty() == false)
+           MaxAge = _config->FindI(("Acquire::Max-ValidTime::" + Label).c_str(), MaxAge);
+      }
+      time_t MinAge = d->ValidUntilMin;
+      if (MinAge == 0)
+      {
+        MinAge = _config->FindI("Acquire::Min-ValidTime", 0);
+        if (Label.empty() == false)
+           MinAge = _config->FindI(("Acquire::Min-ValidTime::" + Label).c_str(), MinAge);
+      }
+
+      if (MinAge != 0 && ValidUntil != 0) {
+        time_t const min_date = Date + MinAge;
+        if (ValidUntil < min_date)
+           ValidUntil = min_date;
+      }
+      if (MaxAge != 0) {
+        time_t const max_date = Date + MaxAge;
+        if (ValidUntil == 0 || ValidUntil > max_date)
+           ValidUntil = max_date;

       }
       }

-      IndexTarget Target(
-           MetaKey,
-           ShortDesc,
-           LongDesc,
-           Options.find("BASE_URI")->second + MetaKey,
-           IsOptional,
-           Options
-           );
-      IndexTargets.push_back(Target);

    }
    }

-};

 
 

-std::vector<IndexTarget> debReleaseIndex::GetIndexTargets() const
+   LoadedSuccessfully = TRI_YES;
+   return true;
+}
+                                                                       /*}}}*/
+metaIndex * debReleaseIndex::UnloadedClone() const                     /*{{{*/

 {
 {

-   ComputeIndexTargetsClass comp;
-   foreachTarget(URI, Dist, ArchEntries, comp);
-   return comp.IndexTargets;
+   if (Trusted == TRI_NO)
+      return new debReleaseIndex(URI, Dist, false);
+   else if (Trusted == TRI_YES)
+      return new debReleaseIndex(URI, Dist, true);
+   else
+      return new debReleaseIndex(URI, Dist);

 }
 }

+                                                                       /*}}}*/
+bool debReleaseIndex::parseSumData(const char *&Start, const char *End,        /*{{{*/
+                                  std::string &Name, std::string &Hash, unsigned long long &Size)
+{
+   Name = "";
+   Hash = "";
+   Size = 0;
+   /* Skip over the first blank */
+   while ((*Start == '\t' || *Start == ' ' || *Start == '\n' || *Start == '\r')
+         && Start < End)
+      Start++;
+   if (Start >= End)
+      return false;

 
 

+   /* Move EntryEnd to the end of the first entry (the hash) */
+   const char *EntryEnd = Start;
+   while ((*EntryEnd != '\t' && *EntryEnd != ' ')
+         && EntryEnd < End)
+      EntryEnd++;
+   if (EntryEnd == End)
+      return false;

 
 

+   Hash.append(Start, EntryEnd-Start);
+
+   /* Skip over intermediate blanks */
+   Start = EntryEnd;
+   while (*Start == '\t' || *Start == ' ')
+      Start++;
+   if (Start >= End)
+      return false;
+   
+   EntryEnd = Start;
+   /* Find the end of the second entry (the size) */
+   while ((*EntryEnd != '\t' && *EntryEnd != ' ' )
+         && EntryEnd < End)
+      EntryEnd++;
+   if (EntryEnd == End)
+      return false;
+   
+   Size = strtoull (Start, NULL, 10);
+      
+   /* Skip over intermediate blanks */
+   Start = EntryEnd;
+   while (*Start == '\t' || *Start == ' ')
+      Start++;
+   if (Start >= End)
+      return false;
+   
+   EntryEnd = Start;
+   /* Find the end of the third entry (the filename) */
+   while ((*EntryEnd != '\t' && *EntryEnd != ' ' && 
+           *EntryEnd != '\n' && *EntryEnd != '\r')
+         && EntryEnd < End)
+      EntryEnd++;
+
+   Name.append(Start, EntryEnd-Start);
+   Start = EntryEnd; //prepare for the next round
+   return true;
+}

                                                                        /*}}}*/
                                                                        /*}}}*/

-bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll) const
-{
-   indexRecords * const iR = new indexRecords(Dist);
-   if (Trusted == ALWAYS_TRUSTED)
-      iR->SetTrusted(true);
-   else if (Trusted == NEVER_TRUSTED)
-      iR->SetTrusted(false);

 
 

-   // special case for --print-uris
+bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll)/*{{{*/
+{

    std::vector<IndexTarget> const targets = GetIndexTargets();
    std::vector<IndexTarget> const targets = GetIndexTargets();

-#define APT_TARGET(X) IndexTarget("", X, MetaIndexInfo(X), MetaIndexURI(X), false, std::map<std::string,std::string>())
-   pkgAcqMetaBase * const TransactionManager = new pkgAcqMetaClearSig(Owner,
+#define APT_TARGET(X) IndexTarget("", X, MetaIndexInfo(X), MetaIndexURI(X), false, false, std::map<std::string,std::string>())
+   pkgAcqMetaClearSig * const TransactionManager = new pkgAcqMetaClearSig(Owner,

         APT_TARGET("InRelease"), APT_TARGET("Release"), APT_TARGET("Release.gpg"),
         APT_TARGET("InRelease"), APT_TARGET("Release"), APT_TARGET("Release.gpg"),

-        targets, iR);
+        targets, this);

 #undef APT_TARGET
 #undef APT_TARGET

+   // special case for --print-uris

    if (GetAll)
    {
       for (std::vector<IndexTarget>::const_iterator Target = targets.begin(); Target != targets.end(); ++Target)
    if (GetAll)
    {
       for (std::vector<IndexTarget>::const_iterator Target = targets.begin(); Target != targets.end(); ++Target)


@@ -263,20 +427,71 @@ bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll) const
 
    return true;
 }
 
    return true;
 }

-
-void debReleaseIndex::SetTrusted(bool const Trusted)
+                                                                       /*}}}*/
+// ReleaseIndex::Set* TriState options                                 /*{{{*/
+bool debReleaseIndex::SetTrusted(TriState const pTrusted)
+{
+   if (Trusted == TRI_UNSET)
+      Trusted = pTrusted;
+   else if (Trusted != pTrusted)
+      // TRANSLATOR: The first is an option name from sources.list manpage, the other two URI and Suite
+      return _error->Error(_("Conflicting values set for option %s concerning source %s %s"), "Trusted", URI.c_str(), Dist.c_str());
+   return true;
+}
+bool debReleaseIndex::SetCheckValidUntil(TriState const pCheckValidUntil)

 {
 {

-       if (Trusted == true)
-               this->Trusted = ALWAYS_TRUSTED;
-       else
-               this->Trusted = NEVER_TRUSTED;
+   if (d->CheckValidUntil == TRI_UNSET)
+      d->CheckValidUntil = pCheckValidUntil;
+   else if (d->CheckValidUntil != pCheckValidUntil)
+      return _error->Error(_("Conflicting values set for option %s concerning source %s %s"), "Check-Valid-Until", URI.c_str(), Dist.c_str());
+   return true;

 }
 }

-
+bool debReleaseIndex::SetValidUntilMin(time_t const Valid)
+{
+   if (d->ValidUntilMin == 0)
+      d->ValidUntilMin = Valid;
+   else if (d->ValidUntilMin != Valid)
+      return _error->Error(_("Conflicting values set for option %s concerning source %s %s"), "Min-ValidTime", URI.c_str(), Dist.c_str());
+   return true;
+}
+bool debReleaseIndex::SetValidUntilMax(time_t const Valid)
+{
+   if (d->ValidUntilMax == 0)
+      d->ValidUntilMax = Valid;
+   else if (d->ValidUntilMax != Valid)
+      return _error->Error(_("Conflicting values set for option %s concerning source %s %s"), "Max-ValidTime", URI.c_str(), Dist.c_str());
+   return true;
+}
+bool debReleaseIndex::SetSignedBy(std::string const &pSignedBy)
+{
+   if (SignedBy.empty() == true && pSignedBy.empty() == false)
+   {
+      if (pSignedBy[0] == '/') // no check for existence as we could be chrooting later or such things
+        ; // absolute path to a keyring file
+      else
+      {
+        // we could go all fancy and allow short/long/string matches as gpgv/apt-key does,
+        // but fingerprints are harder to fake than the others and this option is set once,
+        // not interactively all the time so easy to type is not really a concern.
+        std::string finger = pSignedBy;
+        finger.erase(std::remove(finger.begin(), finger.end(), ' '), finger.end());
+        std::transform(finger.begin(), finger.end(), finger.begin(), ::toupper);
+        if (finger.length() != 40 || finger.find_first_not_of("0123456789ABCDEF") != std::string::npos)
+           return _error->Error(_("Invalid value set for option %s concerning source %s %s (%s)"), "Signed-By", URI.c_str(), Dist.c_str(), "not a fingerprint");
+      }
+      SignedBy = pSignedBy;
+   }
+   else if (SignedBy != pSignedBy)
+      return _error->Error(_("Conflicting values set for option %s concerning source %s %s"), "Signed-By", URI.c_str(), Dist.c_str());
+   return true;
+}
+                                                                       /*}}}*/
+// ReleaseIndex::IsTrusted                                             /*{{{*/

 bool debReleaseIndex::IsTrusted() const
 {
 bool debReleaseIndex::IsTrusted() const
 {

-   if (Trusted == ALWAYS_TRUSTED)
+   if (Trusted == TRI_YES)

       return true;
       return true;

-   else if (Trusted == NEVER_TRUSTED)
+   else if (Trusted == TRI_NO)

       return false;
 
 
       return false;
 
 


@@ -284,19 +499,13 @@ bool debReleaseIndex::IsTrusted() const
       if(URI.substr(0,strlen("cdrom:")) == "cdrom:")
         return true;
 
       if(URI.substr(0,strlen("cdrom:")) == "cdrom:")
         return true;
 

-   string VerifiedSigFile = _config->FindDir("Dir::State::lists") +
-      URItoFileName(MetaIndexURI("Release")) + ".gpg";
-
-   if (FileExists(VerifiedSigFile))
+   if (FileExists(MetaIndexFile("Release.gpg")))

       return true;
 
       return true;
 

-   VerifiedSigFile = _config->FindDir("Dir::State::lists") +
-      URItoFileName(MetaIndexURI("InRelease"));
-
-   return FileExists(VerifiedSigFile);
+   return FileExists(MetaIndexFile("InRelease"));

 }
 }

-
-std::vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles()
+                                                                       /*}}}*/
+std::vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles()         /*{{{*/

 {
    if (Indexes != NULL)
       return Indexes;
 {
    if (Indexes != NULL)
       return Indexes;


@@ -316,60 +525,172 @@ std::vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles()
    }
    return Indexes;
 }
    }
    return Indexes;
 }

+                                                                       /*}}}*/

 
 

-void debReleaseIndex::PushSectionEntry(vector<string> const &Archs, const debSectionEntry *Entry) {
-       for (vector<string>::const_iterator a = Archs.begin();
-            a != Archs.end(); ++a)
-               ArchEntries[*a].push_back(new debSectionEntry(Entry->Section, Entry->IsSrc));
-       delete Entry;
+static bool ReleaseFileName(debReleaseIndex const * const That, std::string &ReleaseFile)/*{{{*/
+{
+   ReleaseFile = That->MetaIndexFile("InRelease");
+   bool releaseExists = false;
+   if (FileExists(ReleaseFile) == true)
+      releaseExists = true;
+   else
+   {
+      ReleaseFile = That->MetaIndexFile("Release");
+      if (FileExists(ReleaseFile))
+        releaseExists = true;
+   }
+   return releaseExists;

 }
 }

+                                                                       /*}}}*/
+bool debReleaseIndex::Merge(pkgCacheGenerator &Gen,OpProgress * /*Prog*/) const/*{{{*/
+{
+   std::string ReleaseFile;
+   bool const releaseExists = ReleaseFileName(this, ReleaseFile);

 
 

-void debReleaseIndex::PushSectionEntry(string const &Arch, const debSectionEntry *Entry) {
-       ArchEntries[Arch].push_back(Entry);
-}
+   ::URI Tmp(URI);
+   if (Gen.SelectReleaseFile(ReleaseFile, Tmp.Host) == false)
+      return _error->Error("Problem with SelectReleaseFile %s", ReleaseFile.c_str());

 
 

-debReleaseIndex::debSectionEntry::debSectionEntry (string const &Section,
-               bool const &IsSrc): Section(Section), IsSrc(IsSrc)
-{}
+   if (releaseExists == false)
+      return true;

 
 

-class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type
+   FileFd Rel;
+   // Beware: The 'Release' file might be clearsigned in case the
+   // signature for an 'InRelease' file couldn't be checked
+   if (OpenMaybeClearSignedFile(ReleaseFile, Rel) == false)
+      return false;
+   if (_error->PendingError() == true)
+      return false;
+
+   // Store the IMS information
+   pkgCache::RlsFileIterator File = Gen.GetCurRlsFile();
+   pkgCacheGenerator::Dynamic<pkgCache::RlsFileIterator> DynFile(File);
+   // Rel can't be used as this is potentially a temporary file
+   struct stat Buf;
+   if (stat(ReleaseFile.c_str(), &Buf) != 0)
+      return _error->Errno("fstat", "Unable to stat file %s", ReleaseFile.c_str());
+   File->Size = Buf.st_size;
+   File->mtime = Buf.st_mtime;
+
+   pkgTagFile TagFile(&Rel, Rel.Size());
+   pkgTagSection Section;
+   if (_error->PendingError() == true || TagFile.Step(Section) == false)
+      return false;
+
+   std::string data;
+   #define APT_INRELEASE(TYPE, TAG, STORE) \
+   data = Section.FindS(TAG); \
+   if (data.empty() == false) \
+   { \
+      map_stringitem_t const storage = Gen.StoreString(pkgCacheGenerator::TYPE, data); \
+      STORE = storage; \
+   }
+   APT_INRELEASE(MIXED, "Suite", File->Archive)
+   APT_INRELEASE(VERSIONNUMBER, "Version", File->Version)
+   APT_INRELEASE(MIXED, "Origin", File->Origin)
+   APT_INRELEASE(MIXED, "Codename", File->Codename)
+   APT_INRELEASE(MIXED, "Label", File->Label)
+   #undef APT_INRELEASE
+   Section.FindFlag("NotAutomatic", File->Flags, pkgCache::Flag::NotAutomatic);
+   Section.FindFlag("ButAutomaticUpgrades", File->Flags, pkgCache::Flag::ButAutomaticUpgrades);
+
+   return !_error->PendingError();
+}
+                                                                       /*}}}*/
+// ReleaseIndex::FindInCache - Find this index                         /*{{{*/
+pkgCache::RlsFileIterator debReleaseIndex::FindInCache(pkgCache &Cache, bool const ModifyCheck) const

 {
 {

-   protected:
+   std::string ReleaseFile;
+   bool const releaseExists = ReleaseFileName(this, ReleaseFile);

 
 

-   bool CreateItemInternal(vector<metaIndex *> &List, string const &URI,
-                          string const &Dist, string const &Section,
-                          bool const &IsSrc, map<string, string> const &Options) const
+   pkgCache::RlsFileIterator File = Cache.RlsFileBegin();
+   for (; File.end() == false; ++File)

    {
    {

-      // parse arch=, arch+= and arch-= settings
-      map<string, string>::const_iterator arch = Options.find("arch");
-      vector<string> Archs;
-      if (arch != Options.end())
-        Archs = VectorizeString(arch->second, ',');
-      else
-        Archs = APT::Configuration::getArchitectures();
+       if (File->FileName == 0 || ReleaseFile != File.FileName())
+        continue;

 
 

-      if ((arch = Options.find("arch+")) != Options.end())
+       // empty means the file does not exist by "design"
+       if (ModifyCheck == false || (releaseExists == false && File->Size == 0))
+         return File;
+
+      struct stat St;
+      if (stat(File.FileName(),&St) != 0)

       {
       {

-        std::vector<std::string> const plusArch = VectorizeString(arch->second, ',');
-        for (std::vector<std::string>::const_iterator plus = plusArch.begin(); plus != plusArch.end(); ++plus)
-           if (std::find(Archs.begin(), Archs.end(), *plus) == Archs.end())
-              Archs.push_back(*plus);
+         if (_config->FindB("Debug::pkgCacheGen", false))
+           std::clog << "ReleaseIndex::FindInCache - stat failed on " << File.FileName() << std::endl;
+        return pkgCache::RlsFileIterator(Cache);

       }
       }

-      if ((arch = Options.find("arch-")) != Options.end())
+      if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)

       {
       {

-        std::vector<std::string> const minusArch = VectorizeString(arch->second, ',');
-        for (std::vector<std::string>::const_iterator minus = minusArch.begin(); minus != minusArch.end(); ++minus)
-        {
-           std::vector<std::string>::iterator kill = std::find(Archs.begin(), Archs.end(), *minus);
-           if (kill != Archs.end())
-              Archs.erase(kill);
-        }
+         if (_config->FindB("Debug::pkgCacheGen", false))
+           std::clog << "ReleaseIndex::FindInCache - size (" << St.st_size << " <> " << File->Size
+                       << ") or mtime (" << St.st_mtime << " <> " << File->mtime
+                       << ") doesn't match for " << File.FileName() << std::endl;
+        return pkgCache::RlsFileIterator(Cache);

       }
       }

+      return File;
+   }

 
 

-      map<string, string>::const_iterator const trusted = Options.find("trusted");
+   return File;
+}
+                                                                       /*}}}*/

 
 

+static std::vector<std::string> parsePlusMinusOptions(std::string const &Name, /*{{{*/
+      std::map<std::string, std::string> const &Options, std::vector<std::string> const &defaultValues)
+{
+   std::map<std::string, std::string>::const_iterator val = Options.find(Name);
+   std::vector<std::string> Values;
+   if (val != Options.end())
+      Values = VectorizeString(val->second, ',');
+   else
+      Values = defaultValues;
+
+   if ((val = Options.find(Name + "+")) != Options.end())
+   {
+      std::vector<std::string> const plusArch = VectorizeString(val->second, ',');
+      for (std::vector<std::string>::const_iterator plus = plusArch.begin(); plus != plusArch.end(); ++plus)
+        if (std::find(Values.begin(), Values.end(), *plus) == Values.end())
+           Values.push_back(*plus);
+   }
+   if ((val = Options.find(Name + "-")) != Options.end())
+   {
+      std::vector<std::string> const minusArch = VectorizeString(val->second, ',');
+      for (std::vector<std::string>::const_iterator minus = minusArch.begin(); minus != minusArch.end(); ++minus)
+      {
+        std::vector<std::string>::iterator kill = std::find(Values.begin(), Values.end(), *minus);
+        if (kill != Values.end())
+           Values.erase(kill);
+      }
+   }
+   return Values;
+}
+                                                                       /*}}}*/
+class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type          /*{{{*/
+{
+   metaIndex::TriState GetTriStateOption(std::map<std::string, std::string>const &Options, char const * const name) const
+   {
+      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
+      if (opt != Options.end())
+        return StringToBool(opt->second, false) ? metaIndex::TRI_YES : metaIndex::TRI_NO;
+      return metaIndex::TRI_DONTCARE;
+   }
+
+   time_t GetTimeOption(std::map<std::string, std::string>const &Options, char const * const name) const
+   {
+      std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
+      if (opt == Options.end())
+        return 0;
+      return strtoull(opt->second.c_str(), NULL, 10);
+   }
+
+   protected:
+
+   bool CreateItemInternal(std::vector<metaIndex *> &List, std::string const &URI,
+                          std::string const &Dist, std::string const &Section,
+                          bool const &IsSrc, std::map<std::string, std::string> const &Options) const
+   {

       debReleaseIndex *Deb = NULL;
       debReleaseIndex *Deb = NULL;

-      for (vector<metaIndex *>::const_iterator I = List.begin();
+      for (std::vector<metaIndex *>::const_iterator I = List.begin();

           I != List.end(); ++I)
       {
         // We only worry about debian entries here
           I != List.end(); ++I)
       {
         // We only worry about debian entries here


@@ -394,88 +715,87 @@ class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type
         List.push_back(Deb);
       }
 
         List.push_back(Deb);
       }
 

-      if (IsSrc == true)
-        Deb->PushSectionEntry ("source", new debReleaseIndex::debSectionEntry(Section, IsSrc));
+      std::vector<std::string> const alltargets = _config->FindVector(std::string("Acquire::IndexTargets::") + Name, "", true);
+      std::vector<std::string> mytargets = parsePlusMinusOptions("target", Options, alltargets);
+      if (mytargets.empty() == false)
+        for (auto const &target : alltargets)
+        {
+           std::map<std::string, std::string>::const_iterator const opt = Options.find(target);
+           if (opt == Options.end())
+              continue;
+           auto const tarItr = std::find(mytargets.begin(), mytargets.end(), target);
+           bool const optValue = StringToBool(opt->second);
+           if (optValue == true && tarItr == mytargets.end())
+              mytargets.push_back(target);
+           else if (optValue == false && tarItr != mytargets.end())
+              mytargets.erase(std::remove(mytargets.begin(), mytargets.end(), target), mytargets.end());
+        }
+      Deb->AddComponent(
+           IsSrc,
+           Section,
+           mytargets,
+           parsePlusMinusOptions("arch", Options, APT::Configuration::getArchitectures()),
+           parsePlusMinusOptions("lang", Options, APT::Configuration::getLanguages(true))
+           );
+
+      if (Deb->SetTrusted(GetTriStateOption(Options, "trusted")) == false ||
+        Deb->SetCheckValidUntil(GetTriStateOption(Options, "check-valid-until")) == false ||
+        Deb->SetValidUntilMax(GetTimeOption(Options, "valid-until-max")) == false ||
+        Deb->SetValidUntilMin(GetTimeOption(Options, "valid-until-min")) == false)
+        return false;
+
+      std::map<std::string, std::string>::const_iterator const signedby = Options.find("signed-by");
+      if (signedby == Options.end())
+      {
+        if (Deb->SetSignedBy("") == false)
+           return false;
+      }

       else
       {
       else
       {

-        if (Dist[Dist.size() - 1] == '/')
-           Deb->PushSectionEntry ("any", new debReleaseIndex::debSectionEntry(Section, IsSrc));
-        else
-           Deb->PushSectionEntry (Archs, new debReleaseIndex::debSectionEntry(Section, IsSrc));
+        if (Deb->SetSignedBy(signedby->second) == false)
+           return false;

       }
 
       }
 

-      if (trusted != Options.end())
-        Deb->SetTrusted(StringToBool(trusted->second, false));
-

       return true;
    }
       return true;
    }

-};
-
-debDebFileMetaIndex::debDebFileMetaIndex(std::string const &DebFile)
-   : metaIndex(DebFile, "local-uri", "deb-dist"), DebFile(DebFile)
-{
-   DebIndex = new debDebPkgFileIndex(DebFile);
-   Indexes = new vector<pkgIndexFile *>();
-   Indexes->push_back(DebIndex);
-}

 
 

-
-class APT_HIDDEN debSLTypeDeb : public debSLTypeDebian
+   debSLTypeDebian(char const * const Name, char const * const Label) : Type(Name, Label)
+   {
+   }
+};
+                                                                       /*}}}*/
+class APT_HIDDEN debSLTypeDeb : public debSLTypeDebian                 /*{{{*/

 {
    public:
 
 {
    public:
 

-   bool CreateItem(vector<metaIndex *> &List, string const &URI,
-                  string const &Dist, string const &Section,
-                  std::map<string, string> const &Options) const
+   bool CreateItem(std::vector<metaIndex *> &List, std::string const &URI,
+                  std::string const &Dist, std::string const &Section,
+                  std::map<std::string, std::string> const &Options) const APT_OVERRIDE

    {
       return CreateItemInternal(List, URI, Dist, Section, false, Options);
    }
 
    {
       return CreateItemInternal(List, URI, Dist, Section, false, Options);
    }
 

-   debSLTypeDeb()
+   debSLTypeDeb() : debSLTypeDebian("deb", "Debian binary tree")

    {
    {

-      Name = "deb";
-      Label = "Standard Debian binary tree";
-   }   
+   }

 };
 };

-
-class APT_HIDDEN debSLTypeDebSrc : public debSLTypeDebian
+                                                                       /*}}}*/
+class APT_HIDDEN debSLTypeDebSrc : public debSLTypeDebian              /*{{{*/

 {
    public:
 
 {
    public:
 

-   bool CreateItem(vector<metaIndex *> &List, string const &URI,
-                  string const &Dist, string const &Section,
-                  std::map<string, string> const &Options) const
+   bool CreateItem(std::vector<metaIndex *> &List, std::string const &URI,
+                  std::string const &Dist, std::string const &Section,
+                  std::map<std::string, std::string> const &Options) const APT_OVERRIDE

    {
       return CreateItemInternal(List, URI, Dist, Section, true, Options);
    }
    {
       return CreateItemInternal(List, URI, Dist, Section, true, Options);
    }

-   
-   debSLTypeDebSrc()
-   {
-      Name = "deb-src";
-      Label = "Standard Debian source tree";
-   }   
-};

 
 

-class APT_HIDDEN debSLTypeDebFile : public pkgSourceList::Type
-{
-   public:
-
-   bool CreateItem(vector<metaIndex *> &List, string const &URI,
-                  string const &/*Dist*/, string const &/*Section*/,
-                  std::map<string, string> const &/*Options*/) const
+   debSLTypeDebSrc() : debSLTypeDebian("deb-src", "Debian source tree")

    {
    {

-      metaIndex *mi = new debDebFileMetaIndex(URI);
-      List.push_back(mi);
-      return true;

    }
    }

-   
-   debSLTypeDebFile()
-   {
-      Name = "deb-file";
-      Label = "Debian Deb File";
-   }   

 };
 };

+                                                                       /*}}}*/

 
 APT_HIDDEN debSLTypeDeb _apt_DebType;
 APT_HIDDEN debSLTypeDebSrc _apt_DebSrcType;
 
 APT_HIDDEN debSLTypeDeb _apt_DebType;
 APT_HIDDEN debSLTypeDebSrc _apt_DebSrcType;

-APT_HIDDEN debSLTypeDebFile _apt_DebFileType;