5 files changed, 116 insertions, 3 deletions

diff --git a/apt-pkg/deb/debindexfile.cc b/apt-pkg/deb/debindexfile.cc
index 86ef92bfb..37efa05b0 100644
--- a/apt-pkg/deb/debindexfile.cc
+++ b/apt-pkg/deb/debindexfile.cc
@@ -759,6 +759,41 @@ unsigned long debDebPkgFileIndex::Size() const
 }
 									/*}}}*/
 
+// debDscFileIndex stuff
+debDscFileIndex::debDscFileIndex(std::string &DscFile) 
+   : pkgIndexFile(true), DscFile(DscFile)
+{
+}
+
+bool debDscFileIndex::Exists() const
+{
+   return FileExists(DscFile);
+}
+
+unsigned long debDscFileIndex::Size() const
+{
+   struct stat buf;
+   if(stat(DscFile.c_str(), &buf) == 0)
+      return buf.st_size;
+   return 0;
+}
+
+// DscFileIndex::CreateSrcParser - Get a parser for the .dsc file	/*{{{*/
+// ---------------------------------------------------------------------
+/* */
+pkgSrcRecords::Parser *debDscFileIndex::CreateSrcParser() const
+{
+   if (!FileExists(DscFile))
+      return NULL;
+
+   return new debDscRecordParser(DscFile,this);
+}
+									/*}}}*/
+
+
+
+
+// ---------------------------------------------------------------------
 // Index File types for Debian						/*{{{*/
 class debIFTypeSrc : public pkgIndexFile::Type
 {
@@ -800,11 +835,33 @@ class debIFTypeDebPkgFile : public pkgIndexFile::Type
    };
    debIFTypeDebPkgFile() {Label = "deb Package file";};
 };
+class debIFTypeDscFile : public pkgIndexFile::Type
+{
+   public:
+   virtual pkgSrcRecords::Parser *CreateSrcPkgParser(std::string DscFile) const
+   {
+      return new debDscRecordParser(DscFile, NULL);
+   };
+   debIFTypeDscFile() {Label = "dsc File Source Index";};
+};
+class debIFTypeDebianSourceDir : public pkgIndexFile::Type
+{
+   public:
+   virtual pkgSrcRecords::Parser *CreateSrcPkgParser(std::string SourceDir) const
+   {
+      return new debDscRecordParser(SourceDir + string("/debian/control"), NULL);
+   };
+   debIFTypeDebianSourceDir() {Label = "debian/control File Source Index";};
+};
+
 static debIFTypeSrc _apt_Src;
 static debIFTypePkg _apt_Pkg;
 static debIFTypeTrans _apt_Trans;
 static debIFTypeStatus _apt_Status;
 static debIFTypeDebPkgFile _apt_DebPkgFile;
+// file based pseudo indexes
+static debIFTypeDscFile _apt_DscFile;
+static debIFTypeDebianSourceDir _apt_DebianSourceDir;
 
 const pkgIndexFile::Type *debSourcesIndex::GetType() const
 {
@@ -826,4 +883,12 @@ const pkgIndexFile::Type *debDebPkgFileIndex::GetType() const
 {
    return &_apt_DebPkgFile;
 }
+const pkgIndexFile::Type *debDscFileIndex::GetType() const
+{
+   return &_apt_DscFile;
+}
+const pkgIndexFile::Type *debDebianSourceDirIndex::GetType() const
+{
+   return &_apt_DebianSourceDir;
+}
 									/*}}}*/
diff --git a/apt-pkg/deb/debindexfile.h b/apt-pkg/deb/debindexfile.h
index 69754e79d..18322dc1b 100644
--- a/apt-pkg/deb/debindexfile.h
+++ b/apt-pkg/deb/debindexfile.h
@@ -192,7 +192,29 @@ class debDebPkgFileIndex : public pkgIndexFile
 
    debDebPkgFileIndex(std::string DebFile);
    virtual ~debDebPkgFileIndex() {};
-   
+};   
+
+class debDscFileIndex : public pkgIndexFile
+{
+ private:
+   std::string DscFile;
+ public:
+   virtual const Type *GetType() const APT_CONST;
+   virtual pkgSrcRecords::Parser *CreateSrcParser() const;
+   virtual bool Exists() const;
+   virtual bool HasPackages() const {return false;};
+   virtual unsigned long Size() const;
+   virtual std::string Describe(bool /*Short*/) const {
+      return DscFile;
+   };
+
+   debDscFileIndex(std::string &DscFile);
+   virtual ~debDscFileIndex() {};
+};
+
+class debDebianSourceDirIndex : public debDscFileIndex
+{
+   virtual const Type *GetType() const APT_CONST;
 };
 
 #endif
diff --git a/apt-pkg/deb/debmetaindex.cc b/apt-pkg/deb/debmetaindex.cc
index 56eecdca1..b4839ada4 100644
--- a/apt-pkg/deb/debmetaindex.cc
+++ b/apt-pkg/deb/debmetaindex.cc
@@ -521,8 +521,8 @@ class 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
+		   string const &/*Dist*/, string const &/*Section*/,
+		   std::map<string, string> const &/*Options*/) const
    {
       metaIndex *mi = new debDebFileMetaIndex(URI);
       List.push_back(mi);
diff --git a/apt-pkg/deb/debsrcrecords.cc b/apt-pkg/deb/debsrcrecords.cc
index 615f0f57d..7b9a828d3 100644
--- a/apt-pkg/deb/debsrcrecords.cc
+++ b/apt-pkg/deb/debsrcrecords.cc
@@ -19,6 +19,7 @@
 #include <apt-pkg/srcrecords.h>
 #include <apt-pkg/tagfile.h>
 #include <apt-pkg/hashes.h>
+#include <apt-pkg/gpgv.h>
 
 #include <ctype.h>
 #include <stdlib.h>
@@ -212,3 +213,21 @@ debSrcRecordParser::~debSrcRecordParser()
    delete[] Buffer;
 }
 									/*}}}*/
+
+
+debDscRecordParser::debDscRecordParser(std::string const &DscFile, pkgIndexFile const *Index)
+   : debSrcRecordParser(DscFile, Index)
+{
+   // support clear signed files
+   if (OpenMaybeClearSignedFile(DscFile, Fd) == false)
+   {
+      _error->Error("Failed to open %s", DscFile.c_str());
+      return;
+   }
+
+   // re-init to ensure the updated Fd is used
+   Tags.Init(&Fd);
+   // read the first (and only) record
+   Step();
+
+}
diff --git a/apt-pkg/deb/debsrcrecords.h b/apt-pkg/deb/debsrcrecords.h
index b65d1480b..a0a151875 100644
--- a/apt-pkg/deb/debsrcrecords.h
+++ b/apt-pkg/deb/debsrcrecords.h
@@ -26,6 +26,7 @@ class debSrcRecordParser : public pkgSrcRecords::Parser
    /** \brief dpointer placeholder (for later in case we need it) */
    void *d;
 
+ protected:
    FileFd Fd;
    pkgTagFile Tags;
    pkgTagSection Sect;
@@ -60,4 +61,10 @@ class debSrcRecordParser : public pkgSrcRecords::Parser
    virtual ~debSrcRecordParser();
 };
 
+class debDscRecordParser : public debSrcRecordParser
+{
+ public:
+   debDscRecordParser(std::string const &DscFile, pkgIndexFile const *Index);
+};
+
 #endif