do not segfault in cache generation on mmap failure

[apt.git] / apt-pkg / indexcopy.cc

diff --git a/apt-pkg/indexcopy.cc b/apt-pkg/indexcopy.cc
index 6d210e65bc3656a255f793a46b8cdf48a9677812..c54b365dc83a4cd7ed382ed19dd61ad8f8c1f099 100644 (file)
--- a/apt-pkg/indexcopy.cc
+++ b/apt-pkg/indexcopy.cc
@@ -19,18 +19,19 @@
 #include <apt-pkg/aptconfiguration.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/tagfile.h>
-#include <apt-pkg/indexrecords.h>
+#include <apt-pkg/metaindex.h>
 #include <apt-pkg/cdrom.h>
 #include <apt-pkg/gpgv.h>
 #include <apt-pkg/hashes.h>
+#include <apt-pkg/debmetaindex.h>
 
 #include <iostream>
-#include <sstream>
 #include <unistd.h>
 #include <sys/stat.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sstream>
 
 #include "indexcopy.h"
 #include <apti18n.h>
@@ -89,7 +90,7 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
       off_t const FileSize = Pkg.Size();
 
       pkgTagFile Parser(&Pkg);
-      if (_error->PendingError() == true)
+      if (Pkg.IsOpen() == false || Pkg.Failed())
         return false;
       
       // Open the output file
@@ -106,7 +107,7 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
       } else {
          Target.Open(TargetF,FileFd::WriteAtomic);
       }
-      if (_error->PendingError() == true)
+      if (Target.IsOpen() == false || Target.Failed())
         return false;
 
       // Setup the progress meter
@@ -476,9 +477,9 @@ bool SourceCopy::RewriteEntry(FileFd &Target, std::string const &File)
 }
                                                                        /*}}}*/
 // SigVerify::Verify - Verify a files md5sum against its metaindex     /*{{{*/
-bool SigVerify::Verify(string prefix, string file, indexRecords *MetaIndex)
+bool SigVerify::Verify(string prefix, string file, metaIndex *MetaIndex)
 {
-   const indexRecords::checkSum *Record = MetaIndex->Lookup(file);
+   const metaIndex::checkSum *Record = MetaIndex->Lookup(file);
    bool const Debug = _config->FindB("Debug::aptcdrom",false);
 
    // we skip non-existing files in the verifcation of the Release file
@@ -545,11 +546,11 @@ bool SigVerify::CopyAndVerify(string CDROM,string Name,vector<string> &SigList,
 
    // Read all Release files
    for (vector<string>::iterator I = SigList.begin(); I != SigList.end(); ++I)
-   { 
+   {
       if(Debug)
         cout << "Signature verify for: " << *I << endl;
 
-      indexRecords *MetaIndex = new indexRecords;
+      metaIndex *MetaIndex = new debReleaseIndex("","");
       string prefix = *I; 
 
       string const releasegpg = *I+"Release.gpg";
@@ -591,12 +592,13 @@ bool SigVerify::CopyAndVerify(string CDROM,string Name,vector<string> &SigList,
       }
 
       // Open the Release file and add it to the MetaIndex
-      if(!MetaIndex->Load(release))
+      std::string ErrorText;
+      if(MetaIndex->Load(release, &ErrorText) == false)
       {
-        _error->Error("%s",MetaIndex->ErrorText.c_str());
+        _error->Error("%s", ErrorText.c_str());
         return false;
       }
-      
+
       // go over the Indexfiles and see if they verify
       // if so, remove them from our copy of the lists
       vector<string> keys = MetaIndex->MetaKeys();
@@ -681,7 +683,7 @@ bool TranslationsCopy::CopyTranslations(string CDROM,string Name,   /*{{{*/
       off_t const FileSize = Pkg.Size();
 
       pkgTagFile Parser(&Pkg);
-      if (_error->PendingError() == true)
+      if (Pkg.IsOpen() == false || Pkg.Failed())
         return false;
 
       // Open the output file
@@ -698,7 +700,7 @@ bool TranslationsCopy::CopyTranslations(string CDROM,string Name,   /*{{{*/
       } else {
         Target.Open(TargetF,FileFd::WriteAtomic);
       }
-      if (_error->PendingError() == true)
+      if (Pkg.IsOpen() == false || Pkg.Failed())
         return false;
 
       // Setup the progress meter