* Add hash support to copy method. Thanks Anders Kaseorg by the patch

[apt.git] / methods / copy.cc

diff --git a/methods/copy.cc b/methods/copy.cc
index e63801f382dc83f7b7334c5a63927df6dc3d8309..72896b4c076e77ce56086c6a3519770571d599c4 100644 (file)
--- a/methods/copy.cc
+++ b/methods/copy.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: copy.cc,v 1.4 1998/10/30 07:53:51 jgg Exp $
+// $Id: copy.cc,v 1.7.2.1 2004/01/16 18:58:50 mdz Exp $
 /* ######################################################################
 
    Copy URI - This method takes a uri like a file: uri and copies it
@@ -12,15 +12,17 @@
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/acquire-method.h>
 #include <apt-pkg/error.h>
+#include <apt-pkg/hashes.h>
 
 #include <sys/stat.h>
 #include <utime.h>
 #include <unistd.h>
+#include <apti18n.h>
                                                                        /*}}}*/
 
 class CopyMethod : public pkgAcqMethod
 {
-   virtual bool Fetch(string Message,URI Get);
+   virtual bool Fetch(FetchItem *Itm);
    
    public:
    
@@ -30,48 +32,58 @@ class CopyMethod : public pkgAcqMethod
 // CopyMethod::Fetch - Fetch a file                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool CopyMethod::Fetch(string Message,URI Get)
+bool CopyMethod::Fetch(FetchItem *Itm)
 {
+   URI Get = Itm->Uri;
    string File = Get.Path;
 
+   // Stat the file and send a start message
+   struct stat Buf;
+   if (stat(File.c_str(),&Buf) != 0)
+      return _error->Errno("stat",_("Failed to stat"));
+
+   // Forumulate a result and send a start message
+   FetchResult Res;
+   Res.Size = Buf.st_size;
+   Res.Filename = Itm->DestFile;
+   Res.LastModified = Buf.st_mtime;
+   Res.IMSHit = false;      
+   URIStart(Res);
+   
    // See if the file exists
    FileFd From(File,FileFd::ReadOnly);
-   FileFd To(DestFile,FileFd::WriteEmpty);
+   FileFd To(Itm->DestFile,FileFd::WriteEmpty);
    To.EraseOnFailure();
    if (_error->PendingError() == true)
+   {
+      To.OpFail();
       return false;
+   }
    
    // Copy the file
    if (CopyFile(From,To) == false)
+   {
+      To.OpFail();
       return false;
+   }
 
    From.Close();
    To.Close();
    
    // Transfer the modification times
-   struct stat Buf;
-   if (stat(File.c_str(),&Buf) != 0)
-   {
-      To.OpFail();
-      return _error->Errno("stat","Failed to stat");
-   }
-   
    struct utimbuf TimeBuf;
    TimeBuf.actime = Buf.st_atime;
    TimeBuf.modtime = Buf.st_mtime;
-   if (utime(DestFile.c_str(),&TimeBuf) != 0)
+   if (utime(Itm->DestFile.c_str(),&TimeBuf) != 0)
    {
       To.OpFail();
-      return _error->Errno("utime","Failed to set modification time");
+      return _error->Errno("utime",_("Failed to set modification time"));
    }
    
-   // Forumulate a result
-   FetchResult Res;
-   Res.Size = Buf.st_size;
-   Res.Filename = DestFile;
-   Res.LastModified = Buf.st_mtime;
-   Res.IMSHit = false;
-   
+   Hashes Hash;
+   FileFd Fd(Res.Filename, FileFd::ReadOnly);
+   Hash.AddFD(Fd.Fd(), Fd.Size());
+   Res.TakeHashes(Hash);
    URIDone(Res);
    return true;
 }
@@ -79,6 +91,8 @@ bool CopyMethod::Fetch(string Message,URI Get)
 
 int main()
 {
+   setlocale(LC_ALL, "");
+
    CopyMethod Mth;
    return Mth.Run();
 }