// $Id: indexrecords.cc,v 1.1.2.4 2003/12/30 02:11:43 mdz Exp $
/*}}}*/
// Include Files /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/indexrecords.h"
-#endif
#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 <sys/stat.h>
+#include <clocale>
+ /*}}}*/
string indexRecords::GetDist() const
{
return this->Dist;
return this->ExpectedDist;
}
+time_t indexRecords::GetValidUntil() const
+{
+ return this->ValidUntil;
+}
+
const indexRecords::checkSum *indexRecords::Lookup(const string MetaKey)
{
return Entries[MetaKey];
}
-bool indexRecords::Load(const string Filename)
+bool indexRecords::Exists(string const &MetaKey) const
+{
+ return Entries.count(MetaKey) == 1;
+}
+
+bool indexRecords::Load(const string Filename) /*{{{*/
{
FileFd Fd(Filename, FileFd::ReadOnly);
pkgTagFile TagFile(&Fd, Fd.Size() + 256); // XXX
if (_error->PendingError() == true)
{
- ErrorText = _(("Unable to parse Release file " + Filename).c_str());
+ strprintf(ErrorText, _("Unable to parse Release file %s"),Filename.c_str());
return false;
}
pkgTagSection Section;
- if (TagFile.Step(Section) == false)
- {
- ErrorText = _(("No sections in Release file " + Filename).c_str());
- return false;
- }
-
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");
-// if (Dist.empty())
-// {
-// ErrorText = _(("No Codename entry in Release file " + Filename).c_str());
-// return false;
-// }
- if (!Section.Find("MD5Sum", Start, End))
+
+ int i;
+ for (i=0;HashString::SupportedHashes()[i] != NULL; i++)
{
- ErrorText = _(("No MD5Sum entry in Release file " + Filename).c_str());
+ if (!Section.Find(HashString::SupportedHashes()[i], Start, End))
+ continue;
+
+ string Name;
+ string Hash;
+ size_t Size;
+ while (Start < End)
+ {
+ if (!parseSumData(Start, End, Name, Hash, Size))
+ return false;
+ indexRecords::checkSum *Sum = new indexRecords::checkSum;
+ Sum->MetaKeyFilename = Name;
+ Sum->Hash = HashString(HashString::SupportedHashes()[i],Hash);
+ Sum->Size = Size;
+ Entries[Name] = Sum;
+ }
+ break;
+ }
+
+ if(HashString::SupportedHashes()[i] == NULL)
+ {
+ strprintf(ErrorText, _("No Hash entry in Release file %s"), Filename.c_str());
return false;
}
- string Name;
- string MD5Hash;
- size_t Size;
- while (Start < End)
+
+ string Label = Section.FindS("Label");
+ string StrDate = Section.FindS("Date");
+ string StrValidUntil = Section.FindS("Valid-Until");
+
+ // if we have a Valid-Until header in the Release file, use it as default
+ if (StrValidUntil.empty() == false)
{
- if (!parseSumData(Start, End, Name, MD5Hash, Size))
+ if(RFC1123StrToTime(StrValidUntil.c_str(), ValidUntil) == false)
+ {
+ strprintf(ErrorText, _("Invalid 'Valid-Until' entry in Release file %s"), Filename.c_str());
return false;
- indexRecords::checkSum *Sum = new indexRecords::checkSum;
- Sum->MetaKeyFilename = Name;
- Sum->MD5Hash = MD5Hash;
- Sum->Size = Size;
- Entries[Name] = Sum;
+ }
}
-
- string Strdate = Section.FindS("Date"); // FIXME: verify this somehow?
+ // 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 (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;
}
-
-bool indexRecords::parseSumData(const char *&Start, const char *End,
+ /*}}}*/
+vector<string> indexRecords::MetaKeys() /*{{{*/
+{
+ std::vector<std::string> keys;
+ std::map<string,checkSum *>::iterator I = Entries.begin();
+ while(I != Entries.end()) {
+ keys.push_back((*I).first);
+ ++I;
+ }
+ return keys;
+}
+ /*}}}*/
+bool indexRecords::parseSumData(const char *&Start, const char *End, /*{{{*/
string &Name, string &Hash, size_t &Size)
{
Name = "";
Start = EntryEnd; //prepare for the next round
return true;
}
-
+ /*}}}*/
indexRecords::indexRecords()
{
}
indexRecords::indexRecords(const string ExpectedDist) :
- ExpectedDist(ExpectedDist)
+ ExpectedDist(ExpectedDist), ValidUntil(0)
{
}
projects / apt.git / blobdiff