1 files changed, 152 insertions, 0 deletions
diff --git a/apt-pkg/srcrecords.cc b/apt-pkg/srcrecords.cc
new file mode 100644
index 0000000..f2511b3
--- /dev/null
+++ b/apt-pkg/srcrecords.cc
@@ -0,0 +1,152 @@
+// -*- mode: cpp; mode: fold -*-
+// Description								/*{{{*/
+/* ######################################################################
+   
+   Source Package Records - Allows access to source package records
+   
+   Parses and allows access to the list of source records and searching by
+   source name on that list.
+   
+   ##################################################################### */
+									/*}}}*/
+// Include Files							/*{{{*/
+#include <config.h>
+
+#include <apt-pkg/debsrcrecords.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/macros.h>
+#include <apt-pkg/metaindex.h>
+#include <apt-pkg/sourcelist.h>
+#include <apt-pkg/srcrecords.h>
+
+#include <cstring>
+#include <string>
+#include <vector>
+
+#include <apti18n.h>
+									/*}}}*/
+
+// SrcRecords::pkgSrcRecords - Constructor				/*{{{*/
+// ---------------------------------------------------------------------
+/* Open all the source index files */
+pkgSrcRecords::pkgSrcRecords(pkgSourceList &List) : d(NULL), Files(0)
+{
+   for (pkgSourceList::const_iterator I = List.begin(); I != List.end(); ++I)
+   {
+      std::vector<pkgIndexFile *> *Indexes = (*I)->GetIndexFiles();
+      for (std::vector<pkgIndexFile *>::const_iterator J = Indexes->begin();
+	   J != Indexes->end(); ++J)
+      {
+	 _error->PushToStack();
+	 Parser* P = (*J)->CreateSrcParser();
+	 bool const newError = _error->PendingError();
+	 _error->MergeWithStack();
+	 if (newError)
+	    return;
+	 if (P != 0)
+	    Files.push_back(P);
+      }
+   }
+   
+   // Doesn't work without any source index files
+   if (Files.empty() == true)
+   {
+      _error->Error(_("You must put some 'deb-src' URIs"
+		    " in your sources.list"));
+      return;
+   }   
+
+   Restart();
+}
+									/*}}}*/
+// SrcRecords::~pkgSrcRecords - Destructor				/*{{{*/
+// ---------------------------------------------------------------------
+/* */
+pkgSrcRecords::~pkgSrcRecords()
+{
+   // Blow away all the parser objects
+   for(std::vector<Parser*>::iterator I = Files.begin(); I != Files.end(); ++I)
+      delete *I;
+}
+									/*}}}*/
+// SrcRecords::Restart - Restart the search				/*{{{*/
+// ---------------------------------------------------------------------
+/* Return all of the parsers to their starting position */
+bool pkgSrcRecords::Restart()
+{
+   Current = Files.begin();
+   for (std::vector<Parser*>::iterator I = Files.begin();
+        I != Files.end(); ++I)
+      if ((*I)->Offset() != 0)
+	 (*I)->Restart();
+
+   return true;
+}
+									/*}}}*/
+// SrcRecords::Step - Step to the next Source Record			/*{{{*/
+// ---------------------------------------------------------------------
+/* Step to the next source package record */
+const pkgSrcRecords::Parser* pkgSrcRecords::Step()
+{
+   if (Current == Files.end())
+      return 0;
+
+   // Step to the next record, possibly switching files
+   while ((*Current)->Step() == false)
+   {
+      ++Current;
+      if (Current == Files.end())
+         return 0;
+   }
+
+   return *Current;
+}
+									/*}}}*/
+// SrcRecords::Find - Find the first source package with the given name	/*{{{*/
+// ---------------------------------------------------------------------
+/* This searches on both source package names and output binary names and
+   returns the first found. A 'cursor' like system is used to allow this
+   function to be called multiple times to get successive entries */
+pkgSrcRecords::Parser *pkgSrcRecords::Find(const char *Package,bool const &SrcOnly)
+{
+   while (true)
+   {
+      if(Step() == 0)
+         return 0;
+
+      // Source name hit
+      if ((*Current)->Package() == Package)
+	 return *Current;
+      
+      if (SrcOnly == true)
+	 continue;
+      
+      // Check for a binary hit
+      const char **I = (*Current)->Binaries();
+      for (; I != 0 && *I != 0; ++I)
+	 if (strcmp(Package,*I) == 0)
+	    return *Current;
+   }
+}
+									/*}}}*/
+// Parser::BuildDepType - Convert a build dep to a string		/*{{{*/
+// ---------------------------------------------------------------------
+/* */
+const char *pkgSrcRecords::Parser::BuildDepType(unsigned char const &Type)
+{
+   const char *fields[] = {"Build-Depends",
+			   "Build-Depends-Indep",
+			   "Build-Conflicts",
+			   "Build-Conflicts-Indep",
+			   "Build-Depends-Arch",
+			   "Build-Conflicts-Arch"};
+   if (unlikely(Type >= sizeof(fields)/sizeof(fields[0])))
+      return "";
+   return fields[Type];
+}
+									/*}}}*/
+
+
+pkgSrcRecords::Parser::Parser(const pkgIndexFile *Index) : d(NULL), iIndex(Index) {}
+pkgSrcRecords::Parser::~Parser() {}