Merge upstream.

5 files changed, 57 insertions, 22 deletions

diff --git a/methods/copy.cc b/methods/copy.cc
index d737e3c33..72896b4c0 100644
--- a/methods/copy.cc
+++ b/methods/copy.cc
@@ -12,6 +12,7 @@
 #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>
@@ -79,6 +80,10 @@ bool CopyMethod::Fetch(FetchItem *Itm)
       return _error->Errno("utime",_("Failed to set modification time"));
    }
    
+   Hashes Hash;
+   FileFd Fd(Res.Filename, FileFd::ReadOnly);
+   Hash.AddFD(Fd.Fd(), Fd.Size());
+   Res.TakeHashes(Hash);
    URIDone(Res);
    return true;
 }
diff --git a/methods/ftp.cc b/methods/ftp.cc
index 0c2aa00a7..554a24cf5 100644
--- a/methods/ftp.cc
+++ b/methods/ftp.cc
@@ -1101,7 +1101,7 @@ int main(int argc,const char *argv[])
 	 char S[300];
 	 snprintf(S,sizeof(S),"http_proxy=%s",getenv("ftp_proxy"));
 	 putenv(S);
-	 putenv("no_proxy=");
+	 putenv((char *)"no_proxy=");
 	 
 	 // Run the http method
 	 string Path = flNotFile(argv[0]) + "http";
diff --git a/methods/gpgv.cc b/methods/gpgv.cc
index 227e08d63..2b1fa5169 100644
--- a/methods/gpgv.cc
+++ b/methods/gpgv.cc
@@ -121,9 +121,9 @@ string GPGVMethod::VerifyGetSigners(const char *file, const char *outfile,
       // Redirect the pipe to the status fd (3)
       dup2(fd[1], 3);
 
-      putenv("LANG=");
-      putenv("LC_ALL=");
-      putenv("LC_MESSAGES=");
+      putenv((char *)"LANG=");
+      putenv((char *)"LC_ALL=");
+      putenv((char *)"LC_MESSAGES=");
       execvp(gpgvpath.c_str(), (char **)Args);
              
       exit(111);
diff --git a/methods/https.cc b/methods/https.cc
index d48ac97fb..b2bbbddb1 100644
--- a/methods/https.cc
+++ b/methods/https.cc
@@ -107,6 +107,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    struct stat SBuf;
    struct curl_slist *headers=NULL;  
    char curl_errorstr[CURL_ERROR_SIZE];
+   long curl_responsecode;
 
    // TODO:
    //       - http::Timeout
@@ -114,6 +115,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    //       - error checking/reporting
    //       - more debug options? (CURLOPT_DEBUGFUNCTION?)
 
+   curl_easy_reset(curl);
    SetupProxy();
 
    // callbacks
@@ -124,6 +126,7 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    curl_easy_setopt(curl, CURLOPT_PROGRESSDATA, this);
    curl_easy_setopt(curl, CURLOPT_NOPROGRESS, false);
    curl_easy_setopt(curl, CURLOPT_FAILONERROR, true);
+   curl_easy_setopt(curl, CURLOPT_FILETIME, true);
 
    // FIXME: https: offer various options of verification
    bool peer_verify = _config->FindB("Acquire::https::Verify-Peer", false);
@@ -158,10 +161,6 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    }
    curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
 
-   // set time values
-   curl_easy_setopt(curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE);
-   curl_easy_setopt(curl, CURLOPT_TIMEVALUE, Itm->LastModified);
-
    // speed limit
    int dlLimit = _config->FindI("Acquire::http::Dl-Limit",0)*1024;
    if (dlLimit > 0)
@@ -177,44 +176,71 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    // error handling
    curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, curl_errorstr);
 
-   // In this case we send an if-range query with a range header
-  if (stat(Itm->DestFile.c_str(),&SBuf) >= 0 && SBuf.st_size > 0)
-     curl_easy_setopt(curl, CURLOPT_RESUME_FROM, (long)SBuf.st_size);
+   // if we have the file send an if-range query with a range header
+   if (stat(Itm->DestFile.c_str(),&SBuf) >= 0 && SBuf.st_size > 0)
+   {
+      char Buf[1000];
+      sprintf(Buf,"Range: bytes=%li-\r\nIf-Range: %s\r\n",
+	      (long)SBuf.st_size - 1,
+	      TimeRFC1123(SBuf.st_mtime).c_str());
+      headers = curl_slist_append(headers, Buf);
+   } 
+   else if(Itm->LastModified > 0)
+   {
+      curl_easy_setopt(curl, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE);
+      curl_easy_setopt(curl, CURLOPT_TIMEVALUE, Itm->LastModified);
+   }
 
    // go for it - if the file exists, append on it
    File = new FileFd(Itm->DestFile, FileFd::WriteAny);
-   File->Seek(File->Size());
+   if (File->Size() > 0)
+      File->Seek(File->Size() - 1);
    
    // keep apt updated
    Res.Filename = Itm->DestFile;
 
    // get it!
    CURLcode success = curl_easy_perform(curl);
+   curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &curl_responsecode);
 
+   long curl_servdate;
+   curl_easy_getinfo(curl, CURLINFO_FILETIME, &curl_servdate);
 
    // cleanup
-   if(success != 0) {
+   if(success != 0) 
+   {
+      unlink(File->Name().c_str());
       _error->Error(curl_errorstr);
       Fail();
       return true;
    }
+   File->Close();
 
-   if (Res.Size == 0)
-      Res.Size = File->Size();
+   // Timestamp
+   struct utimbuf UBuf;
+   if (curl_servdate != -1) {
+       UBuf.actime = curl_servdate;
+       UBuf.modtime = curl_servdate;
+       utime(File->Name().c_str(),&UBuf);
+   }
 
    // check the downloaded result
    struct stat Buf;
    if (stat(File->Name().c_str(),&Buf) == 0)
    {
-      Res.Size = Buf.st_size;
       Res.Filename = File->Name();
       Res.LastModified = Buf.st_mtime;
       Res.IMSHit = false;
-      if (Itm->LastModified != 0 && Buf.st_mtime >= Itm->LastModified)
+      if (curl_responsecode == 304)
       {
+	 unlink(File->Name().c_str());
 	 Res.IMSHit = true;
 	 Res.LastModified = Itm->LastModified;
+	 Res.Size = 0;
+	 URIDone(Res);
+	 return true;
       }
+      Res.Size = Buf.st_size;
    }
 
    // take hashes
@@ -227,7 +253,6 @@ bool HttpsMethod::Fetch(FetchItem *Itm)
    URIDone(Res);
 
    // cleanup
-   File->Close();
    Res.Size = 0;
    delete File;
    curl_slist_free_all(headers);
diff --git a/methods/makefile b/methods/makefile
index f178cbbea..e47539dbb 100644
--- a/methods/makefile
+++ b/methods/makefile
@@ -7,7 +7,7 @@ include ../buildlib/defaults.mak
 BIN := $(BIN)/methods
 
 # FIXME..
-LIB_APT_PKG_MAJOR = 4.4
+LIB_APT_PKG_MAJOR = 4.5
 APT_DOMAIN := libapt-pkg$(LIB_APT_PKG_MAJOR)
 
 # The file method
@@ -80,9 +80,9 @@ LIB_MAKES = apt-pkg/makefile
 SOURCE = rsh.cc
 include $(PROGRAM_H)
 
-# SSH and vzip2 method symlink
-binary: $(BIN)/ssh $(BIN)/bzip2
-veryclean: clean-$(BIN)/ssh clean-$(BIN)/bzip2
+# SSH and bzip2 method symlink
+binary: $(BIN)/ssh $(BIN)/bzip2 $(BIN)/lzma
+veryclean: clean-$(BIN)/ssh clean-$(BIN)/bzip2 clean-$(BIN)/lzma
 $(BIN)/ssh:
 	echo "Installing ssh method link"
 	ln -fs rsh $(BIN)/ssh
@@ -92,5 +92,10 @@ clean-$(BIN)/ssh:
 $(BIN)/bzip2:
 	echo "Installing bzip2 method link"
 	ln -fs gzip $(BIN)/bzip2
+$(BIN)/lzma:
+	echo "Installing lzma method link"
+	ln -fs gzip $(BIN)/lzma
 clean-$(BIN)/bzip2:
 	-rm $(BIN)/bzip2
+clean-$(BIN)/lzma:
+	-rm $(BIN)/lzma