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// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
// $Id: debindexfile.cc,v 1.2 2001/02/20 07:03:17 jgg Exp $
/* ######################################################################
Debian Specific sources.list types and the three sorts of Debian
index files.
##################################################################### */
/*}}}*/
// Include Files /*{{{*/
#ifdef __GNUG__
#pragma implementation "apt-pkg/debindexfile.h"
#endif
#include <apt-pkg/debindexfile.h>
#include <apt-pkg/debsrcrecords.h>
#include <apt-pkg/deblistparser.h>
#include <apt-pkg/debrecords.h>
#include <apt-pkg/sourcelist.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/progress.h>
#include <apt-pkg/error.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/acquire-item.h>
#include <sys/stat.h>
/*}}}*/
// SourcesIndex::debSourcesIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
debSourcesIndex::debSourcesIndex(string URI,string Dist,string Section) :
URI(URI), Dist(Dist), Section(Section)
{
}
/*}}}*/
// SourcesIndex::SourceInfo - Short 1 liner describing a source /*{{{*/
// ---------------------------------------------------------------------
/* The result looks like:
http://foo/ stable/main src 1.1.1 (dsc) */
string debSourcesIndex::SourceInfo(pkgSrcRecords::Parser const &Record,
pkgSrcRecords::File const &File) const
{
string Res;
Res = ::URI::SiteOnly(URI) + ' ';
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Res += Dist;
}
else
Res += Dist + '/' + Section;
Res += " ";
Res += Record.Package();
Res += " ";
Res += Record.Version();
if (File.Type.empty() == false)
Res += " (" + File.Type + ")";
return Res;
}
/*}}}*/
// SourcesIndex::CreateSrcParser - Get a parser for the source files /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgSrcRecords::Parser *debSourcesIndex::CreateSrcParser() const
{
string SourcesURI;
if (Dist[Dist.size() - 1] == '/')
SourcesURI = URI + Dist;
else
SourcesURI = URI + "dists/" + Dist + '/' + Section +
"/source/";
SourcesURI += "Sources";
SourcesURI = URItoFileName(SourcesURI);
return new debSrcRecordParser(_config->FindDir("Dir::State::lists") +
SourcesURI,this);
}
/*}}}*/
// SourcesIndex::Describe - Give a descriptive path to the index /*{{{*/
// ---------------------------------------------------------------------
/* */
string debSourcesIndex::Describe() const
{
char S[300];
snprintf(S,sizeof(S),"%s (%s)",Info("Packages").c_str(),
IndexFile("Sources").c_str());
return S;
}
/*}}}*/
// SourcesIndex::Info - One liner describing the index URI /*{{{*/
// ---------------------------------------------------------------------
/* */
string debSourcesIndex::Info(const char *Type) const
{
string Info = ::URI::SiteOnly(URI) + ' ';
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Info += Dist;
}
else
Info += Dist + '/' + Section;
Info += " ";
Info += Type;
return Info;
}
/*}}}*/
// SourcesIndex::Index* - Return the URI to the index files /*{{{*/
// ---------------------------------------------------------------------
/* */
inline string debSourcesIndex::IndexFile(const char *Type) const
{
return URItoFileName(IndexURI(Type));
}
string debSourcesIndex::IndexURI(const char *Type) const
{
string Res;
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Res = URI + Dist;
else
Res = URI;
}
else
Res = URI + "dists/" + Dist + '/' + Section +
"/source/";
Res += Type;
return Res;
}
/*}}}*/
// SourcesIndex::GetIndexes - Fetch the index files /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debSourcesIndex::GetIndexes(pkgAcquire *Owner) const
{
new pkgAcqIndex(Owner,IndexURI("Sources"),Info("Sources"),"Sources");
new pkgAcqIndexRel(Owner,IndexURI("Release"),Info("Release"),"Release");
return true;
}
/*}}}*/
// SourcesIndex::Exists - Check if the index is available /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debSourcesIndex::Exists() const
{
return FileExists(IndexFile("Sources"));
}
/*}}}*/
// SourcesIndex::Size - Return the size of the index /*{{{*/
// ---------------------------------------------------------------------
/* */
unsigned long debSourcesIndex::Size() const
{
struct stat S;
if (stat(IndexFile("Sources").c_str(),&S) != 0)
return 0;
return S.st_size;
}
/*}}}*/
// PackagesIndex::debPackagesIndex - Contructor /*{{{*/
// ---------------------------------------------------------------------
/* */
debPackagesIndex::debPackagesIndex(string URI,string Dist,string Section) :
URI(URI), Dist(Dist), Section(Section)
{
}
/*}}}*/
// PackagesIndex::ArchiveInfo - Short version of the archive url /*{{{*/
// ---------------------------------------------------------------------
/* This is a shorter version that is designed to be < 60 chars or so */
string debPackagesIndex::ArchiveInfo(pkgCache::VerIterator Ver) const
{
string Res = ::URI::SiteOnly(URI) + ' ';
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Res += Dist;
}
else
Res += Dist + '/' + Section;
Res += " ";
Res += Ver.ParentPkg().Name();
Res += " ";
Res += Ver.VerStr();
return Res;
}
/*}}}*/
// PackagesIndex::Describe - Give a descriptive path to the index /*{{{*/
// ---------------------------------------------------------------------
/* This should help the user find the index in the sources.list and
in the filesystem for problem solving */
string debPackagesIndex::Describe() const
{
char S[300];
snprintf(S,sizeof(S),"%s (%s)",Info("Packages").c_str(),
IndexFile("Packages").c_str());
return S;
}
/*}}}*/
// PackagesIndex::Info - One liner describing the index URI /*{{{*/
// ---------------------------------------------------------------------
/* */
string debPackagesIndex::Info(const char *Type) const
{
string Info = ::URI::SiteOnly(URI) + ' ';
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Info += Dist;
}
else
Info += Dist + '/' + Section;
Info += " ";
Info += Type;
return Info;
}
/*}}}*/
// PackagesIndex::Index* - Return the URI to the index files /*{{{*/
// ---------------------------------------------------------------------
/* */
inline string debPackagesIndex::IndexFile(const char *Type) const
{
return _config->FindDir("Dir::State::lists") + URItoFileName(IndexURI(Type));
}
string debPackagesIndex::IndexURI(const char *Type) const
{
string Res;
if (Dist[Dist.size() - 1] == '/')
{
if (Dist != "/")
Res = URI + Dist;
else
Res = URI;
}
else
Res = URI + "dists/" + Dist + '/' + Section +
"/binary-" + _config->Find("APT::Architecture") + '/';
Res += Type;
return Res;
}
/*}}}*/
// PackagesIndex::GetIndexes - Fetch the index files /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debPackagesIndex::GetIndexes(pkgAcquire *Owner) const
{
new pkgAcqIndex(Owner,IndexURI("Packages"),Info("Packages"),"Packages");
new pkgAcqIndexRel(Owner,IndexURI("Release"),Info("Release"),"Release");
return true;
}
/*}}}*/
// PackagesIndex::Exists - Check if the index is available /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debPackagesIndex::Exists() const
{
return FileExists(IndexFile("Packages"));
}
/*}}}*/
// PackagesIndex::Size - Return the size of the index /*{{{*/
// ---------------------------------------------------------------------
/* This is really only used for progress reporting. */
unsigned long debPackagesIndex::Size() const
{
struct stat S;
if (stat(IndexFile("Packages").c_str(),&S) != 0)
return 0;
return S.st_size;
}
/*}}}*/
// PackagesIndex::Merge - Load the index file into a cache /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debPackagesIndex::Merge(pkgCacheGenerator &Gen,OpProgress &Prog) const
{
string PackageFile = IndexFile("Packages");
FileFd Pkg(PackageFile,FileFd::ReadOnly);
debListParser Parser(&Pkg);
if (_error->PendingError() == true)
return _error->Error("Problem opening %s",PackageFile.c_str());
Prog.SubProgress(0,Info("Packages"));
::URI Tmp(URI);
if (Gen.SelectFile(PackageFile,Tmp.Host,*this) == false)
return _error->Error("Problem with SelectFile %s",PackageFile.c_str());
// Store the IMS information
pkgCache::PkgFileIterator File = Gen.GetCurFile();
struct stat St;
if (fstat(Pkg.Fd(),&St) != 0)
return _error->Errno("fstat","Failed to stat");
File->Size = St.st_size;
File->mtime = St.st_mtime;
if (Gen.MergeList(Parser) == false)
return _error->Error("Problem with MergeList %s",PackageFile.c_str());
// Check the release file
string ReleaseFile = IndexFile("Release");
if (FileExists(ReleaseFile) == true)
{
FileFd Rel(ReleaseFile,FileFd::ReadOnly);
if (_error->PendingError() == true)
return false;
Parser.LoadReleaseInfo(File,Rel);
}
return true;
}
/*}}}*/
// PackagesIndex::FindInCache - Find this index /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgCache::PkgFileIterator debPackagesIndex::FindInCache(pkgCache &Cache) const
{
string FileName = IndexFile("Packages");
pkgCache::PkgFileIterator File = Cache.FileBegin();
for (; File.end() == false; File++)
{
if (FileName != File.FileName())
continue;
struct stat St;
if (stat(File.FileName(),&St) != 0)
return pkgCache::PkgFileIterator(Cache);
if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
return pkgCache::PkgFileIterator(Cache);
return File;
}
return File;
}
/*}}}*/
// StatusIndex::debStatusIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
debStatusIndex::debStatusIndex(string File) : File(File)
{
}
/*}}}*/
// StatusIndex::Size - Return the size of the index /*{{{*/
// ---------------------------------------------------------------------
/* */
unsigned long debStatusIndex::Size() const
{
struct stat S;
if (stat(File.c_str(),&S) != 0)
return 0;
return S.st_size;
}
/*}}}*/
// StatusIndex::Merge - Load the index file into a cache /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debStatusIndex::Merge(pkgCacheGenerator &Gen,OpProgress &Prog) const
{
FileFd Pkg(File,FileFd::ReadOnly);
if (_error->PendingError() == true)
return false;
debListParser Parser(&Pkg);
if (_error->PendingError() == true)
return false;
Prog.SubProgress(0,File);
if (Gen.SelectFile(File,string(),*this,pkgCache::Flag::NotSource) == false)
return _error->Error("Problem with SelectFile %s",File.c_str());
// Store the IMS information
pkgCache::PkgFileIterator CFile = Gen.GetCurFile();
struct stat St;
if (fstat(Pkg.Fd(),&St) != 0)
return _error->Errno("fstat","Failed to stat");
CFile->Size = St.st_size;
CFile->mtime = St.st_mtime;
CFile->Archive = Gen.WriteUniqString("now");
if (Gen.MergeList(Parser) == false)
return _error->Error("Problem with MergeList %s",File.c_str());
return true;
}
/*}}}*/
// StatusIndex::FindInCache - Find this index /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgCache::PkgFileIterator debStatusIndex::FindInCache(pkgCache &Cache) const
{
pkgCache::PkgFileIterator File = Cache.FileBegin();
for (; File.end() == false; File++)
{
if (this->File != File.FileName())
continue;
struct stat St;
if (stat(File.FileName(),&St) != 0)
return pkgCache::PkgFileIterator(Cache);
if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
return pkgCache::PkgFileIterator(Cache);
return File;
}
return File;
}
/*}}}*/
// StatusIndex::Exists - Check if the index is available /*{{{*/
// ---------------------------------------------------------------------
/* */
bool debStatusIndex::Exists() const
{
// Abort if the file does not exist.
return true;
}
/*}}}*/
// Source List types for Debian /*{{{*/
class debSLTypeDeb : public pkgSourceList::Type
{
public:
bool CreateItem(vector<pkgIndexFile *> &List,string URI,
string Dist,string Section) const
{
List.push_back(new debPackagesIndex(URI,Dist,Section));
return true;
};
debSLTypeDeb()
{
Name = "deb";
Label = "Standard Debian binary tree";
}
};
class debSLTypeDebSrc : public pkgSourceList::Type
{
public:
bool CreateItem(vector<pkgIndexFile *> &List,string URI,
string Dist,string Section) const
{
List.push_back(new debSourcesIndex(URI,Dist,Section));
return true;
};
debSLTypeDebSrc()
{
Name = "deb-src";
Label = "Standard Debian source tree";
}
};
debSLTypeDeb _apt_DebType;
debSLTypeDebSrc _apt_DebSrcType;
/*}}}*/
// Index File types for Debian /*{{{*/
class debIFTypeSrc : public pkgIndexFile::Type
{
public:
debIFTypeSrc() {Label = "Debian Source Index";};
};
class debIFTypePkg : public pkgIndexFile::Type
{
public:
virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const
{
return new debRecordParser(File.FileName(),*File.Cache());
};
debIFTypePkg() {Label = "Debian Package Index";};
};
class debIFTypeStatus : public pkgIndexFile::Type
{
public:
virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const
{
return new debRecordParser(File.FileName(),*File.Cache());
};
debIFTypeStatus() {Label = "Debian dpkg status file";};
};
static debIFTypeSrc _apt_Src;
static debIFTypePkg _apt_Pkg;
static debIFTypeStatus _apt_Status;
const pkgIndexFile::Type *debSourcesIndex::GetType() const
{
return &_apt_Src;
}
const pkgIndexFile::Type *debPackagesIndex::GetType() const
{
return &_apt_Pkg;
}
const pkgIndexFile::Type *debStatusIndex::GetType() const
{
return &_apt_Status;
}
/*}}}*/