merged r1970 lp:~vorlon/apt/lp.968828

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

diff --git a/apt-pkg/indexrecords.cc b/apt-pkg/indexrecords.cc
index 1312e6818faeaddc982cefd1bdd34bef0c9ba185..af2639beb851cfb125bf84b072c9aab2109e4daf 100644 (file)
--- a/apt-pkg/indexrecords.cc
+++ b/apt-pkg/indexrecords.cc
@@ -3,16 +3,24 @@
 // $Id: indexrecords.cc,v 1.1.2.4 2003/12/30 02:11:43 mdz Exp $
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
 // $Id: indexrecords.cc,v 1.1.2.4 2003/12/30 02:11:43 mdz Exp $
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/

+#include<config.h>
+

 #include <apt-pkg/indexrecords.h>
 #include <apt-pkg/tagfile.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/indexrecords.h>
 #include <apt-pkg/tagfile.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/configuration.h>

-#include <apti18n.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/hashes.h>
+

 #include <sys/stat.h>
 #include <clocale>
 
 #include <sys/stat.h>
 #include <clocale>
 

+#include <apti18n.h>

                                                                        /*}}}*/
                                                                        /*}}}*/

+
+using std::string;
+

 string indexRecords::GetDist() const
 {
    return this->Dist;
 string indexRecords::GetDist() const
 {
    return this->Dist;


@@ -36,7 +44,15 @@ time_t indexRecords::GetValidUntil() const
 
 const indexRecords::checkSum *indexRecords::Lookup(const string MetaKey)
 {
 
 const indexRecords::checkSum *indexRecords::Lookup(const string MetaKey)
 {

-   return Entries[MetaKey];
+   std::map<std::string, indexRecords::checkSum* >::const_iterator sum = Entries.find(MetaKey);
+   if (sum == Entries.end())
+      return NULL;
+   return sum->second;
+}
+
+bool indexRecords::Exists(string const &MetaKey) const
+{
+   return Entries.count(MetaKey) == 1;

 }
 
 bool indexRecords::Load(const string Filename)                         /*{{{*/
 }
 
 bool indexRecords::Load(const string Filename)                         /*{{{*/


@@ -50,14 +66,17 @@ bool indexRecords::Load(const string Filename)                              /*{{{*/
    }
 
    pkgTagSection Section;
    }
 
    pkgTagSection Section;

-   if (TagFile.Step(Section) == false)
-   {
-      strprintf(ErrorText, _("No sections in Release file %s"), Filename.c_str());
-      return false;
-   }
-

    const char *Start, *End;
    const char *Start, *End;

-   Section.Get (Start, End, 0);
+   // Skip over sections beginning with ----- as this is an idicator for clearsigns
+   do {
+      if (TagFile.Step(Section) == false)
+      {
+        strprintf(ErrorText, _("No sections in Release file %s"), Filename.c_str());
+        return false;
+      }
+
+      Section.Get (Start, End, 0);
+   } while (End - Start > 5 && strncmp(Start, "-----", 5) == 0);

 
    Suite = Section.FindS("Suite");
    Dist = Section.FindS("Codename");
 
    Suite = Section.FindS("Suite");
    Dist = Section.FindS("Codename");


@@ -70,7 +89,7 @@ bool indexRecords::Load(const string Filename)                                /*{{{*/
 
       string Name;
       string Hash;
 
       string Name;
       string Hash;

-      size_t Size;
+      unsigned long long Size;

       while (Start < End)
       {
         if (!parseSumData(Start, End, Name, Hash, Size))
       while (Start < End)
       {
         if (!parseSumData(Start, End, Name, Hash, Size))


@@ -88,39 +107,55 @@ bool indexRecords::Load(const string Filename)                             /*{{{*/
    {
       strprintf(ErrorText, _("No Hash entry in Release file %s"), Filename.c_str());
       return false;
    {
       strprintf(ErrorText, _("No Hash entry in Release file %s"), Filename.c_str());
       return false;

-   }  
+   }

 
    string Label = Section.FindS("Label");
    string StrDate = Section.FindS("Date");
    string StrValidUntil = Section.FindS("Valid-Until");
 
 
    string Label = Section.FindS("Label");
    string StrDate = Section.FindS("Date");
    string StrValidUntil = Section.FindS("Valid-Until");
 

-   // if we have a Valid-Until header, use it
+   // if we have a Valid-Until header in the Release file, use it as default

    if (StrValidUntil.empty() == false)
    {
    if (StrValidUntil.empty() == false)
    {

-      // set ValidUntil based on the information in the Release file

       if(RFC1123StrToTime(StrValidUntil.c_str(), ValidUntil) == false)
       {
         strprintf(ErrorText, _("Invalid 'Valid-Until' entry in Release file %s"), Filename.c_str());
         return false;
       }
       if(RFC1123StrToTime(StrValidUntil.c_str(), ValidUntil) == false)
       {
         strprintf(ErrorText, _("Invalid 'Valid-Until' entry in Release file %s"), Filename.c_str());
         return false;
       }

-   } else {
-      // if we don't have a valid-until string, check if we have a default
-      int MaxAge = _config->FindI("APT::Acquire::Max-Default-Age", 0);
-      if (Label.empty() == true)
-        MaxAge = _config->FindI(string("APT::Acquire::Max-Default-Age::"+Label).c_str(), MaxAge);
+   }
+   // get the user settings for this archive and use what expires earlier
+   int MaxAge = _config->FindI("Acquire::Max-ValidTime", 0);
+   if (Label.empty() == false)
+      MaxAge = _config->FindI(string("Acquire::Max-ValidTime::" + Label).c_str(), MaxAge);
+   int MinAge = _config->FindI("Acquire::Min-ValidTime", 0);
+   if (Label.empty() == false)
+      MinAge = _config->FindI(string("Acquire::Min-ValidTime::" + Label).c_str(), MinAge);
+
+   if(MaxAge == 0 &&
+      (MinAge == 0 || ValidUntil == 0)) // No user settings, use the one from the Release file
+      return true;
+
+   time_t date;
+   if (RFC1123StrToTime(StrDate.c_str(), date) == false)
+   {
+      strprintf(ErrorText, _("Invalid 'Date' entry in Release file %s"), Filename.c_str());
+      return false;
+   }

 
 

-      if(MaxAge > 0 && RFC1123StrToTime(StrDate.c_str(), ValidUntil) == false)
-      {
-        strprintf(ErrorText, _("Invalid 'Date' entry in Release file %s"), Filename.c_str());
-        return false;
-      }
-      ValidUntil += 24*60*60*MaxAge;
+   if (MinAge != 0 && ValidUntil != 0) {
+      time_t const min_date = date + MinAge;
+      if (ValidUntil < min_date)
+        ValidUntil = min_date;
+   }
+   if (MaxAge != 0) {
+      time_t const max_date = date + MaxAge;
+      if (ValidUntil == 0 || ValidUntil > max_date)
+        ValidUntil = max_date;

    }
 
    return true;
 }
                                                                        /*}}}*/
    }
 
    return true;
 }
                                                                        /*}}}*/

-vector<string> indexRecords::MetaKeys()                                        /*{{{*/
+std::vector<string> indexRecords::MetaKeys()                           /*{{{*/

 {
    std::vector<std::string> keys;
    std::map<string,checkSum *>::iterator I = Entries.begin();
 {
    std::vector<std::string> keys;
    std::map<string,checkSum *>::iterator I = Entries.begin();


@@ -132,7 +167,7 @@ vector<string> indexRecords::MetaKeys()                                     /*{{{*/
 }
                                                                        /*}}}*/
 bool indexRecords::parseSumData(const char *&Start, const char *End,   /*{{{*/
 }
                                                                        /*}}}*/
 bool indexRecords::parseSumData(const char *&Start, const char *End,   /*{{{*/

-                                  string &Name, string &Hash, size_t &Size)
+                                  string &Name, string &Hash, unsigned long long &Size)

 {
    Name = "";
    Hash = "";
 {
    Name = "";
    Hash = "";


@@ -169,7 +204,7 @@ bool indexRecords::parseSumData(const char *&Start, const char *End,        /*{{{*/
    if (EntryEnd == End)
       return false;
    
    if (EntryEnd == End)
       return false;
    

-   Size = strtol (Start, NULL, 10);
+   Size = strtoull (Start, NULL, 10);

       
    /* Skip over intermediate blanks */
    Start = EntryEnd;
       
    /* Skip over intermediate blanks */
    Start = EntryEnd;