debian/changelog: make the build-dep changelog entry match (debian) reality

[apt.git] / ftparchive / writer.cc

diff --git a/ftparchive/writer.cc b/ftparchive/writer.cc
index 35a23a3d7b30744888990c502399a98b65d9a9dd..9d248ab86f2a7f30878448a513fc486e904b1ba2 100644 (file)
--- a/ftparchive/writer.cc
+++ b/ftparchive/writer.cc
@@ -11,10 +11,6 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/

-#ifdef __GNUG__
-#pragma implementation "writer.h"
-#endif
-

 #include "writer.h"
     
 #include <apti18n.h>
 #include "writer.h"
     
 #include <apti18n.h>


@@ -23,6 +19,7 @@
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/md5.h>
 #include <apt-pkg/sha1.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/md5.h>
 #include <apt-pkg/sha1.h>

+#include <apt-pkg/sha256.h>

 #include <apt-pkg/deblistparser.h>
 
 #include <sys/types.h>
 #include <apt-pkg/deblistparser.h>
 
 #include <sys/types.h>


@@ -31,12 +28,12 @@
 #include <ftw.h>
 #include <fnmatch.h>
 #include <iostream>
 #include <ftw.h>
 #include <fnmatch.h>
 #include <iostream>

+#include <memory>

     
 #include "cachedb.h"
 #include "apt-ftparchive.h"
 #include "multicompress.h"
                                                                        /*}}}*/
     
 #include "cachedb.h"
 #include "apt-ftparchive.h"
 #include "multicompress.h"
                                                                        /*}}}*/

-

 using namespace std;
 FTWScanner *FTWScanner::Owner;
 
 using namespace std;
 FTWScanner *FTWScanner::Owner;
 


@@ -71,7 +68,7 @@ FTWScanner::FTWScanner()
 // ---------------------------------------------------------------------
 /* This is the FTW scanner, it processes each directory element in the 
    directory tree. */
 // ---------------------------------------------------------------------
 /* This is the FTW scanner, it processes each directory element in the 
    directory tree. */

-int FTWScanner::Scanner(const char *File,const struct stat *sb,int Flag)
+int FTWScanner::ScannerFTW(const char *File,const struct stat *sb,int Flag)

 {
    if (Flag == FTW_DNR)
    {
 {
    if (Flag == FTW_DNR)
    {


@@ -86,6 +83,14 @@ int FTWScanner::Scanner(const char *File,const struct stat *sb,int Flag)
    if (Flag != FTW_F)
       return 0;
 
    if (Flag != FTW_F)
       return 0;
 

+   return ScannerFile(File, true);
+}
+                                                                       /*}}}*/
+// FTWScanner::ScannerFile - File Scanner                              /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+int FTWScanner::ScannerFile(const char *File, bool ReadLink)
+{

    const char *LastComponent = strrchr(File, '/');
    if (LastComponent == NULL)
       LastComponent = File;
    const char *LastComponent = strrchr(File, '/');
    if (LastComponent == NULL)
       LastComponent = File;


@@ -106,7 +111,8 @@ int FTWScanner::Scanner(const char *File,const struct stat *sb,int Flag)
       given are not links themselves. */
    char Jnk[2];
    Owner->OriginalPath = File;
       given are not links themselves. */
    char Jnk[2];
    Owner->OriginalPath = File;

-   if (Owner->RealPath != 0 && readlink(File,Jnk,sizeof(Jnk)) != -1 &&
+   if (ReadLink && Owner->RealPath != 0 &&
+       readlink(File,Jnk,sizeof(Jnk)) != -1 &&

        realpath(File,Owner->RealPath) != 0)
       Owner->DoPackage(Owner->RealPath);
    else
        realpath(File,Owner->RealPath) != 0)
       Owner->DoPackage(Owner->RealPath);
    else


@@ -155,7 +161,7 @@ bool FTWScanner::RecursiveScan(string Dir)
    
    // Do recursive directory searching
    Owner = this;
    
    // Do recursive directory searching
    Owner = this;

-   int Res = ftw(Dir.c_str(),Scanner,30);
+   int Res = ftw(Dir.c_str(),ScannerFTW,30);

    
    // Error treewalking?
    if (Res != 0)
    
    // Error treewalking?
    if (Res != 0)


@@ -210,12 +216,14 @@ bool FTWScanner::LoadFileList(string Dir,string File)
         FileName = Line;
       }
       
         FileName = Line;
       }
       

+#if 0

       struct stat St;
       int Flag = FTW_F;
       if (stat(FileName,&St) != 0)
         Flag = FTW_NS;
       struct stat St;
       int Flag = FTW_F;
       if (stat(FileName,&St) != 0)
         Flag = FTW_NS;

+#endif

 
 

-      if (Scanner(FileName,&St,Flag) != 0)
+      if (ScannerFile(FileName, false) != 0)

         break;
    }
   
         break;
    }
   


@@ -228,7 +236,7 @@ bool FTWScanner::LoadFileList(string Dir,string File)
 /* */
 bool FTWScanner::Delink(string &FileName,const char *OriginalPath,
                        unsigned long &DeLinkBytes,
 /* */
 bool FTWScanner::Delink(string &FileName,const char *OriginalPath,
                        unsigned long &DeLinkBytes,

-                       struct stat &St)
+                       off_t FileSize)

 {
    // See if this isn't an internaly prefix'd file name.
    if (InternalPrefix.empty() == false &&
 {
    // See if this isn't an internaly prefix'd file name.
    if (InternalPrefix.empty() == false &&


@@ -244,7 +252,7 @@ bool FTWScanner::Delink(string &FileName,const char *OriginalPath,
         
         NewLine(1);
         ioprintf(c1out, _(" DeLink %s [%s]\n"), (OriginalPath + InternalPrefix.length()),
         
         NewLine(1);
         ioprintf(c1out, _(" DeLink %s [%s]\n"), (OriginalPath + InternalPrefix.length()),

-                   SizeToStr(St.st_size).c_str());
+                   SizeToStr(FileSize).c_str());

         c1out << flush;
         
         if (NoLinkAct == false)
         c1out << flush;
         
         if (NoLinkAct == false)


@@ -270,7 +278,7 @@ bool FTWScanner::Delink(string &FileName,const char *OriginalPath,
            }       
         }
         
            }       
         }
         

-        DeLinkBytes += St.st_size;
+        DeLinkBytes += FileSize;

         if (DeLinkBytes/1024 >= DeLinkLimit)
            ioprintf(c1out, _(" DeLink limit of %sB hit.\n"), SizeToStr(DeLinkBytes).c_str());      
       }
         if (DeLinkBytes/1024 >= DeLinkLimit)
            ioprintf(c1out, _(" DeLink limit of %sB hit.\n"), SizeToStr(DeLinkBytes).c_str());      
       }


@@ -285,8 +293,9 @@ bool FTWScanner::Delink(string &FileName,const char *OriginalPath,
 // PackagesWriter::PackagesWriter - Constructor                                /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // PackagesWriter::PackagesWriter - Constructor                                /*{{{*/
 // ---------------------------------------------------------------------
 /* */

-PackagesWriter::PackagesWriter(string DB,string Overrides,string ExtOverrides) :
-                   Db(DB),Stats(Db.Stats)
+PackagesWriter::PackagesWriter(string DB,string Overrides,string ExtOverrides,
+                              string aArch) :
+   Db(DB),Stats(Db.Stats), Arch(aArch)

 {
    Output = stdout;
    SetExts(".deb .udeb .foo .bar .baz");
 {
    Output = stdout;
    SetExts(".deb .udeb .foo .bar .baz");


@@ -295,6 +304,8 @@ PackagesWriter::PackagesWriter(string DB,string Overrides,string ExtOverrides) :
    
    // Process the command line options
    DoMD5 = _config->FindB("APT::FTPArchive::MD5",true);
    
    // Process the command line options
    DoMD5 = _config->FindB("APT::FTPArchive::MD5",true);

+   DoSHA1 = _config->FindB("APT::FTPArchive::SHA1",true);
+   DoSHA256 = _config->FindB("APT::FTPArchive::SHA256",true);

    DoContents = _config->FindB("APT::FTPArchive::Contents",true);
    NoOverride = _config->FindB("APT::FTPArchive::NoOverrideMsg",false);
 
    DoContents = _config->FindB("APT::FTPArchive::Contents",true);
    NoOverride = _config->FindB("APT::FTPArchive::NoOverrideMsg",false);
 


@@ -343,42 +354,40 @@ bool FTWScanner::SetExts(string Vals)
 // PackagesWriter::DoPackage - Process a single package                        /*{{{*/
 // ---------------------------------------------------------------------
 /* This method takes a package and gets its control information and 
 // PackagesWriter::DoPackage - Process a single package                        /*{{{*/
 // ---------------------------------------------------------------------
 /* This method takes a package and gets its control information and 

-   MD5 then writes out a control record with the proper fields rewritten
-   and the path/size/hash appended. */
+   MD5, SHA1 and SHA256 then writes out a control record with the proper fields 
+   rewritten and the path/size/hash appended. */

 bool PackagesWriter::DoPackage(string FileName)
 {      
 bool PackagesWriter::DoPackage(string FileName)
 {      

-   // Open the archive
-   FileFd F(FileName,FileFd::ReadOnly);
-   if (_error->PendingError() == true)
-      return false;
-   
-   // Stat the file for later
-   struct stat St;
-   if (fstat(F.Fd(),&St) != 0)
-      return _error->Errno("fstat",_("Failed to stat %s"),FileName.c_str());
-

    // Pull all the data we need form the DB
    // Pull all the data we need form the DB

-   string MD5Res;
-   if (Db.SetFile(FileName,St,&F) == false ||
-       Db.LoadControl() == false ||
-       (DoContents == true && Db.LoadContents(true) == false) ||
-       (DoMD5 == true && Db.GetMD5(MD5Res,false) == false))
+   if (Db.GetFileInfo(FileName, true, DoContents, true, DoMD5, DoSHA1, DoSHA256) 
+                 == false)
+   {

       return false;
       return false;

+   }

 
 

-   if (Delink(FileName,OriginalPath,Stats.DeLinkBytes,St) == false)
+   off_t FileSize = Db.GetFileSize();
+   if (Delink(FileName,OriginalPath,Stats.DeLinkBytes,FileSize) == false)

       return false;
    
    // Lookup the overide information
    pkgTagSection &Tags = Db.Control.Section;
    string Package = Tags.FindS("Package");
       return false;
    
    // Lookup the overide information
    pkgTagSection &Tags = Db.Control.Section;
    string Package = Tags.FindS("Package");

-   Override::Item Tmp;
-   Override::Item *OverItem = Over.GetItem(Package);
+   string Architecture;
+   // if we generate a Packages file for a given arch, we use it to
+   // look for overrides. if we run in "simple" mode without the 
+   // "Architecures" variable in the config we use the architecure value
+   // from the deb file
+   if(Arch != "")
+      Architecture = Arch;
+   else
+      Architecture = Tags.FindS("Architecture");
+   auto_ptr<Override::Item> OverItem(Over.GetItem(Package,Architecture));

    
    if (Package.empty() == true)
       return _error->Error(_("Archive had no package field"));
    
    if (Package.empty() == true)
       return _error->Error(_("Archive had no package field"));

-   
+

    // If we need to do any rewriting of the header do it now..
    // If we need to do any rewriting of the header do it now..

-   if (OverItem == 0)
+   if (OverItem.get() == 0)

    {
       if (NoOverride == false)
       {
    {
       if (NoOverride == false)
       {


@@ -386,13 +395,13 @@ bool PackagesWriter::DoPackage(string FileName)
         ioprintf(c1out, _("  %s has no override entry\n"), Package.c_str());
       }
       
         ioprintf(c1out, _("  %s has no override entry\n"), Package.c_str());
       }
       

-      OverItem = &Tmp;
-      Tmp.FieldOverride["Section"] = Tags.FindS("Section");
-      Tmp.Priority = Tags.FindS("Priority");
+      OverItem = auto_ptr<Override::Item>(new Override::Item);
+      OverItem->FieldOverride["Section"] = Tags.FindS("Section");
+      OverItem->Priority = Tags.FindS("Priority");

    }
 
    char Size[40];
    }
 
    char Size[40];

-   sprintf(Size,"%lu",St.st_size);
+   sprintf(Size,"%lu", (unsigned long) FileSize);

    
    // Strip the DirStrip prefix from the FileName and add the PathPrefix
    string NewFileName;
    
    // Strip the DirStrip prefix from the FileName and add the PathPrefix
    string NewFileName;


@@ -412,7 +421,9 @@ bool PackagesWriter::DoPackage(string FileName)
 
    unsigned int End = 0;
    SetTFRewriteData(Changes[End++], "Size", Size);
 
    unsigned int End = 0;
    SetTFRewriteData(Changes[End++], "Size", Size);

-   SetTFRewriteData(Changes[End++], "MD5sum", MD5Res.c_str());
+   SetTFRewriteData(Changes[End++], "MD5sum", Db.MD5Res.c_str());
+   SetTFRewriteData(Changes[End++], "SHA1", Db.SHA1Res.c_str());
+   SetTFRewriteData(Changes[End++], "SHA256", Db.SHA256Res.c_str());

    SetTFRewriteData(Changes[End++], "Filename", NewFileName.c_str());
    SetTFRewriteData(Changes[End++], "Priority", OverItem->Priority.c_str());
    SetTFRewriteData(Changes[End++], "Status", 0);
    SetTFRewriteData(Changes[End++], "Filename", NewFileName.c_str());
    SetTFRewriteData(Changes[End++], "Priority", OverItem->Priority.c_str());
    SetTFRewriteData(Changes[End++], "Status", 0);


@@ -483,6 +494,10 @@ SourcesWriter::SourcesWriter(string BOverrides,string SOverrides,
    else
       NoOverride = true;
 
    else
       NoOverride = true;
 

+   // WTF?? The logic above: if we can't read binary overrides, don't even try
+   // reading source overrides. if we can read binary overrides, then say there
+   // are no overrides. THIS MAKES NO SENSE! -- ajt@d.o, 2006/02/28
+

    if (ExtOverrides.empty() == false)
       SOver.ReadExtraOverride(ExtOverrides);
    
    if (ExtOverrides.empty() == false)
       SOver.ReadExtraOverride(ExtOverrides);
    


@@ -557,7 +572,7 @@ bool SourcesWriter::DoPackage(string FileName)
    string BestPrio;
    string Bins = Tags.FindS("Binary");
    char Buffer[Bins.length() + 1];
    string BestPrio;
    string Bins = Tags.FindS("Binary");
    char Buffer[Bins.length() + 1];

-   Override::Item *OverItem = 0;
+   auto_ptr<Override::Item> OverItem(0);

    if (Bins.empty() == false)
    {
       strcpy(Buffer,Bins.c_str());
    if (Bins.empty() == false)
    {
       strcpy(Buffer,Bins.c_str());


@@ -570,11 +585,9 @@ bool SourcesWriter::DoPackage(string FileName)
       unsigned char BestPrioV = pkgCache::State::Extra;
       for (unsigned I = 0; BinList[I] != 0; I++)
       {
       unsigned char BestPrioV = pkgCache::State::Extra;
       for (unsigned I = 0; BinList[I] != 0; I++)
       {

-        Override::Item *Itm = BOver.GetItem(BinList[I]);
-        if (Itm == 0)
+        auto_ptr<Override::Item> Itm(BOver.GetItem(BinList[I]));
+        if (Itm.get() == 0)

            continue;
            continue;

-        if (OverItem == 0)
-           OverItem = Itm;

 
         unsigned char NewPrioV = debListParser::GetPrio(Itm->Priority);
         if (NewPrioV < BestPrioV || BestPrio.empty() == true)
 
         unsigned char NewPrioV = debListParser::GetPrio(Itm->Priority);
         if (NewPrioV < BestPrioV || BestPrio.empty() == true)


@@ -582,12 +595,14 @@ bool SourcesWriter::DoPackage(string FileName)
            BestPrioV = NewPrioV;
            BestPrio = Itm->Priority;
         }       
            BestPrioV = NewPrioV;
            BestPrio = Itm->Priority;
         }       

+
+        if (OverItem.get() == 0)
+           OverItem = Itm;

       }
    }
    
    // If we need to do any rewriting of the header do it now..
       }
    }
    
    // If we need to do any rewriting of the header do it now..

-   Override::Item Tmp;   
-   if (OverItem == 0)
+   if (OverItem.get() == 0)

    {
       if (NoOverride == false)
       {
    {
       if (NoOverride == false)
       {


@@ -595,15 +610,21 @@ bool SourcesWriter::DoPackage(string FileName)
         ioprintf(c1out, _("  %s has no override entry\n"), Tags.FindS("Source").c_str());
       }
       
         ioprintf(c1out, _("  %s has no override entry\n"), Tags.FindS("Source").c_str());
       }
       

-      OverItem = &Tmp;
+      OverItem = auto_ptr<Override::Item>(new Override::Item);

    }
    
    }
    

-   Override::Item *SOverItem = SOver.GetItem(Tags.FindS("Source"));
-   if (SOverItem == 0)
+   auto_ptr<Override::Item> SOverItem(SOver.GetItem(Tags.FindS("Source")));
+   // const auto_ptr<Override::Item> autoSOverItem(SOverItem);
+   if (SOverItem.get() == 0)

    {
    {

-      SOverItem = BOver.GetItem(Tags.FindS("Source"));
-      if (SOverItem == 0)
-        SOverItem = OverItem;
+      ioprintf(c1out, _("  %s has no source override entry\n"), Tags.FindS("Source").c_str());
+      SOverItem = auto_ptr<Override::Item>(BOver.GetItem(Tags.FindS("Source")));
+      if (SOverItem.get() == 0)
+      {
+        ioprintf(c1out, _("  %s has no binary override entry either\n"), Tags.FindS("Source").c_str());
+        SOverItem = auto_ptr<Override::Item>(new Override::Item);
+        *SOverItem = *OverItem;
+      }

    }
    
    // Add the dsc to the files hash list
    }
    
    // Add the dsc to the files hash list


@@ -645,7 +666,7 @@ bool SourcesWriter::DoPackage(string FileName)
          realpath(OriginalPath.c_str(),RealPath) != 0)
       {
         string RP = RealPath;
          realpath(OriginalPath.c_str(),RealPath) != 0)
       {
         string RP = RealPath;

-        if (Delink(RP,OriginalPath.c_str(),Stats.DeLinkBytes,St) == false)
+        if (Delink(RP,OriginalPath.c_str(),Stats.DeLinkBytes,St.st_size) == false)

            return false;
       }
    }
            return false;
       }
    }


@@ -715,26 +736,14 @@ ContentsWriter::ContentsWriter(string DB) :
    determine what the package name is. */
 bool ContentsWriter::DoPackage(string FileName,string Package)
 {
    determine what the package name is. */
 bool ContentsWriter::DoPackage(string FileName,string Package)
 {

-   // Open the archive
-   FileFd F(FileName,FileFd::ReadOnly);
-   if (_error->PendingError() == true)
-      return false;
-   
-   // Stat the file for later
-   struct stat St;
-   if (fstat(F.Fd(),&St) != 0)
-      return _error->Errno("fstat","Failed too stat %s",FileName.c_str());
-
-   // Ready the DB
-   if (Db.SetFile(FileName,St,&F) == false || 
-       Db.LoadContents(false) == false)
+   if (!Db.GetFileInfo(FileName, Package.empty(), true, false, false, false, false))
+   {

       return false;
       return false;

+   }

 
    // Parse the package name
    if (Package.empty() == true)
    {
 
    // Parse the package name
    if (Package.empty() == true)
    {

-      if (Db.LoadControl() == false)
-        return false;

       Package = Db.Control.Section.FindS("Package");
    }
 
       Package = Db.Control.Section.FindS("Package");
    }
 


@@ -884,6 +893,11 @@ bool ReleaseWriter::DoPackage(string FileName)
    SHA1.AddFD(fd.Fd(), fd.Size());
    CheckSums[NewFileName].SHA1 = SHA1.Result();
 
    SHA1.AddFD(fd.Fd(), fd.Size());
    CheckSums[NewFileName].SHA1 = SHA1.Result();
 

+   fd.Seek(0);
+   SHA256Summation SHA256;
+   SHA256.AddFD(fd.Fd(), fd.Size());
+   CheckSums[NewFileName].SHA256 = SHA256.Result();
+

    fd.Close();
    
    return true;
    fd.Close();
    
    return true;


@@ -915,5 +929,16 @@ void ReleaseWriter::Finish()
               (*I).second.size,
               (*I).first.c_str());
    }
               (*I).second.size,
               (*I).first.c_str());
    }

+
+   fprintf(Output, "SHA256:\n");
+   for(map<string,struct CheckSum>::iterator I = CheckSums.begin();
+       I != CheckSums.end();
+       ++I)
+   {
+      fprintf(Output, " %s %16ld %s\n",
+              (*I).second.SHA256.c_str(),
+              (*I).second.size,
+              (*I).first.c_str());
+   }

 }
 
 }