#include <apt-pkg/cachefilter.h>
#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/strutl.h>
-#include <apt-pkg/fileutl.h>
#include <apt-pkg/crc-16.h>
#include <apt-pkg/md5.h>
-#include <apt-pkg/mmap.h>
#include <apt-pkg/pkgcache.h>
#include <apt-pkg/cacheiterators.h>
#include <apt-pkg/tagfile.h>
/* Provide an architecture and only this one and "all" will be accepted
in Step(), if no Architecture is given we will accept every arch
we would accept in general with checkArchitecture() */
-debListParser::debListParser(FileFd *File, string const &Arch) : Tags(File),
- Arch(Arch) {
- if (Arch == "native")
- this->Arch = _config->Find("APT::Architecture");
- Architectures = APT::Configuration::getArchitectures();
- MultiArchEnabled = Architectures.size() > 1;
-}
- /*}}}*/
-// ListParser::UniqFindTagWrite - Find the tag and write a unq string /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-unsigned long debListParser::UniqFindTagWrite(const char *Tag)
+debListParser::debListParser(FileFd *File) :
+ pkgCacheListParser(), d(NULL), Tags(File)
{
- const char *Start;
- const char *Stop;
- if (Section.Find(Tag,Start,Stop) == false)
- return 0;
- return WriteUniqString(Start,Stop - Start);
}
/*}}}*/
// ListParser::Package - Return the package name /*{{{*/
// ---------------------------------------------------------------------
/* This will return the Architecture of the package this section describes */
string debListParser::Architecture() {
- return Section.FindS("Architecture");
+ std::string const Arch = Section.FindS("Architecture");
+ return Arch.empty() ? "none" : Arch;
}
/*}}}*/
// ListParser::ArchitectureAll /*{{{*/
{
unsigned char MA;
string const MultiArch = Section.FindS("Multi-Arch");
- if (MultiArch.empty() == true)
- MA = pkgCache::Version::None;
+ if (MultiArch.empty() == true || MultiArch == "no")
+ MA = pkgCache::Version::No;
else if (MultiArch == "same") {
if (ArchitectureAll() == true)
{
if (showErrors == true)
_error->Warning("Architecture: all package '%s' can't be Multi-Arch: same",
Section.FindS("Package").c_str());
- MA = pkgCache::Version::None;
+ MA = pkgCache::Version::No;
}
else
MA = pkgCache::Version::Same;
if (showErrors == true)
_error->Warning("Unknown Multi-Arch type '%s' for package '%s'",
MultiArch.c_str(), Section.FindS("Package").c_str());
- MA = pkgCache::Version::None;
+ MA = pkgCache::Version::No;
}
if (ArchitectureAll() == true)
/* */
bool debListParser::NewVersion(pkgCache::VerIterator &Ver)
{
+ const char *Start;
+ const char *Stop;
+
// Parse the section
- Ver->Section = UniqFindTagWrite("Section");
+ if (Section.Find("Section",Start,Stop) == true)
+ {
+ map_stringitem_t const idx = StoreString(pkgCacheGenerator::SECTION, Start, Stop - Start);
+ Ver->Section = idx;
+ }
+ // Parse the source package name
+ pkgCache::GrpIterator const G = Ver.ParentPkg().Group();
+ Ver->SourcePkgName = G->Name;
+ Ver->SourceVerStr = Ver->VerStr;
+ if (Section.Find("Source",Start,Stop) == true)
+ {
+ const char * const Space = (const char * const) memchr(Start, ' ', Stop - Start);
+ pkgCache::VerIterator V;
+
+ if (Space != NULL)
+ {
+ Stop = Space;
+ const char * const Open = (const char * const) memchr(Space, '(', Stop - Space);
+ if (likely(Open != NULL))
+ {
+ const char * const Close = (const char * const) memchr(Open, ')', Stop - Open);
+ if (likely(Close != NULL))
+ {
+ std::string const version(Open + 1, (Close - Open) - 1);
+ if (version != Ver.VerStr())
+ {
+ map_stringitem_t const idx = StoreString(pkgCacheGenerator::VERSIONNUMBER, version);
+ Ver->SourceVerStr = idx;
+ }
+ }
+ }
+ }
+
+ std::string const pkgname(Start, Stop - Start);
+ if (pkgname != G.Name())
+ {
+ for (pkgCache::PkgIterator P = G.PackageList(); P.end() == false; P = G.NextPkg(P))
+ {
+ for (V = P.VersionList(); V.end() == false; ++V)
+ {
+ if (pkgname == V.SourcePkgName())
+ {
+ Ver->SourcePkgName = V->SourcePkgName;
+ break;
+ }
+ }
+ if (V.end() == false)
+ break;
+ }
+ if (V.end() == true)
+ {
+ map_stringitem_t const idx = StoreString(pkgCacheGenerator::PKGNAME, pkgname);
+ Ver->SourcePkgName = idx;
+ }
+ }
+ }
+
Ver->MultiArch = ParseMultiArch(true);
// Archive Size
Ver->Size = Section.FindULL("Size");
Ver->InstalledSize *= 1024;
// Priority
- const char *Start;
- const char *Stop;
if (Section.Find("Priority",Start,Stop) == true)
- {
+ {
if (GrabWord(string(Start,Stop-Start),PrioList,Ver->Priority) == false)
Ver->Priority = pkgCache::State::Extra;
}
- if (ParseDepends(Ver,"Depends",pkgCache::Dep::Depends) == false)
- return false;
if (ParseDepends(Ver,"Pre-Depends",pkgCache::Dep::PreDepends) == false)
return false;
- if (ParseDepends(Ver,"Suggests",pkgCache::Dep::Suggests) == false)
- return false;
- if (ParseDepends(Ver,"Recommends",pkgCache::Dep::Recommends) == false)
+ if (ParseDepends(Ver,"Depends",pkgCache::Dep::Depends) == false)
return false;
if (ParseDepends(Ver,"Conflicts",pkgCache::Dep::Conflicts) == false)
return false;
if (ParseDepends(Ver,"Breaks",pkgCache::Dep::DpkgBreaks) == false)
return false;
+ if (ParseDepends(Ver,"Recommends",pkgCache::Dep::Recommends) == false)
+ return false;
+ if (ParseDepends(Ver,"Suggests",pkgCache::Dep::Suggests) == false)
+ return false;
if (ParseDepends(Ver,"Replaces",pkgCache::Dep::Replaces) == false)
return false;
if (ParseDepends(Ver,"Enhances",pkgCache::Dep::Enhances) == false)
return false;
-
// Obsolete.
if (ParseDepends(Ver,"Optional",pkgCache::Dep::Suggests) == false)
return false;
/* This is to return the string describing the package in debian
form. If this returns the blank string then the entry is assumed to
only describe package properties */
-string debListParser::Description()
+string debListParser::Description(std::string const &lang)
{
- string const lang = DescriptionLanguage();
if (lang.empty())
return Section.FindS("Description");
else
return Section.FindS(string("Description-").append(lang).c_str());
}
- /*}}}*/
-// ListParser::DescriptionLanguage - Return the description lang string /*{{{*/
-// ---------------------------------------------------------------------
-/* This is to return the string describing the language of
- description. If this returns the blank string then the entry is
- assumed to describe original description. */
-string debListParser::DescriptionLanguage()
+ /*}}}*/
+// ListParser::AvailableDescriptionLanguages /*{{{*/
+std::vector<std::string> debListParser::AvailableDescriptionLanguages()
{
- if (Section.FindS("Description").empty() == false)
- return "";
-
- std::vector<string> const lang = APT::Configuration::getLanguages(true);
- for (std::vector<string>::const_iterator l = lang.begin();
- l != lang.end(); ++l)
- if (Section.FindS(string("Description-").append(*l).c_str()).empty() == false)
- return *l;
-
- return "";
+ std::vector<std::string> const understood = APT::Configuration::getLanguages();
+ std::vector<std::string> avail;
+ if (Section.Exists("Description") == true)
+ avail.push_back("");
+ for (std::vector<std::string>::const_iterator lang = understood.begin(); lang != understood.end(); ++lang)
+ {
+ std::string const tagname = "Description-" + *lang;
+ if (Section.Exists(tagname.c_str()) == true)
+ avail.push_back(*lang);
+ }
+ return avail;
}
- /*}}}*/
-// ListParser::Description - Return the description_md5 MD5SumValue /*{{{*/
+ /*}}}*/
+// ListParser::Description_md5 - Return the description_md5 MD5SumValue /*{{{*/
// ---------------------------------------------------------------------
/* This is to return the md5 string to allow the check if it is the right
description. If no Description-md5 is found in the section it will be
string const value = Section.FindS("Description-md5");
if (value.empty() == true)
{
- std::string const desc = Description() + "\n";
+ std::string const desc = Description("") + "\n";
if (desc == "\n")
return MD5SumValue();
bool debListParser::UsePackage(pkgCache::PkgIterator &Pkg,
pkgCache::VerIterator &Ver)
{
- if (Pkg->Section == 0)
- Pkg->Section = UniqFindTagWrite("Section");
-
string const static myArch = _config->Find("APT::Architecture");
// Possible values are: "all", "native", "installed" and "none"
// The "installed" mode is handled by ParseStatus(), See #544481 and friends.
return Result;
}
/*}}}*/
-// ListParser::ParseStatus - Parse the status field /*{{{*/
+// StatusListParser::ParseStatus - Parse the status field /*{{{*/
// ---------------------------------------------------------------------
/* Status lines are of the form,
Status: want flag status
want = unknown, install, hold, deinstall, purge
- flag = ok, reinstreq, hold, hold-reinstreq
- status = not-installed, unpacked, half-configured,
- half-installed, config-files, post-inst-failed,
- removal-failed, installed
-
- Some of the above are obsolete (I think?) flag = hold-* and
- status = post-inst-failed, removal-failed at least.
+ flag = ok, reinstreq
+ status = not-installed, config-files, half-installed, unpacked,
+ half-configured, triggers-awaited, triggers-pending, installed
*/
-bool debListParser::ParseStatus(pkgCache::PkgIterator &Pkg,
+bool debListParser::ParseStatus(pkgCache::PkgIterator &,
+ pkgCache::VerIterator &)
+{
+ return true;
+}
+bool debStatusListParser::ParseStatus(pkgCache::PkgIterator &Pkg,
pkgCache::VerIterator &Ver)
{
const char *Start;
// Process the flag field
WordList StatusList[] = {{"not-installed",pkgCache::State::NotInstalled},
+ {"config-files",pkgCache::State::ConfigFiles},
+ {"half-installed",pkgCache::State::HalfInstalled},
{"unpacked",pkgCache::State::UnPacked},
{"half-configured",pkgCache::State::HalfConfigured},
- {"installed",pkgCache::State::Installed},
- {"half-installed",pkgCache::State::HalfInstalled},
- {"config-files",pkgCache::State::ConfigFiles},
{"triggers-awaited",pkgCache::State::TriggersAwaited},
{"triggers-pending",pkgCache::State::TriggersPending},
- {"post-inst-failed",pkgCache::State::HalfConfigured},
- {"removal-failed",pkgCache::State::HalfInstalled},
+ {"installed",pkgCache::State::Installed},
{NULL, 0}};
if (GrabWord(string(Start,I-Start),StatusList,Pkg->CurrentState) == false)
return _error->Error("Malformed 3rd word in the Status line");
if (ParseRestrictionsList == true)
{
- // Parse a restrictions list
- if (I != Stop && *I == '<')
+ // Parse a restrictions formula which is in disjunctive normal form:
+ // (foo AND bar) OR (blub AND bla)
+
+ std::vector<string> const profiles = APT::Configuration::getBuildProfiles();
+
+ // if the next character is a restriction list, then by default the
+ // dependency does not apply and the conditions have to be checked
+ // if the next character is not a restriction list, then by default the
+ // dependency applies
+ bool applies1 = (*I != '<');
+ while (I != Stop)
{
+ if (*I != '<')
+ break;
+
++I;
// malformed
if (unlikely(I == Stop))
return 0;
- std::vector<string> const profiles = APT::Configuration::getBuildProfiles();
-
const char *End = I;
- bool Found = false;
- bool NegRestriction = false;
- while (I != Stop)
- {
- // look for whitespace or ending '>'
- for (;End != Stop && !isspace(*End) && *End != '>'; ++End);
-
- if (unlikely(End == Stop))
- return 0;
- if (*I == '!')
+ // if of the prior restriction list is already fulfilled, then
+ // we can just skip to the end of the current list
+ if (applies1) {
+ for (;End != Stop && *End != '>'; ++End);
+ I = ++End;
+ // skip whitespace
+ for (;I != Stop && isspace(*I) != 0; I++);
+ } else {
+ bool applies2 = true;
+ // all the conditions inside a restriction list have to be
+ // met so once we find one that is not met, we can skip to
+ // the end of this list
+ while (I != Stop)
{
- NegRestriction = true;
- ++I;
- }
+ // look for whitespace or ending '>'
+ // End now points to the character after the current term
+ for (;End != Stop && !isspace(*End) && *End != '>'; ++End);
- std::string restriction(I, End);
+ if (unlikely(End == Stop))
+ return 0;
- std::string prefix = "profile.";
- // only support for "profile" prefix, ignore others
- if (restriction.size() > prefix.size() &&
- restriction.substr(0, prefix.size()) == prefix)
- {
- // get the name of the profile
- restriction = restriction.substr(prefix.size());
+ bool NegRestriction = false;
+ if (*I == '!')
+ {
+ NegRestriction = true;
+ ++I;
+ }
+
+ std::string restriction(I, End);
if (restriction.empty() == false && profiles.empty() == false &&
- std::find(profiles.begin(), profiles.end(), restriction) != profiles.end())
+ std::find(profiles.begin(), profiles.end(), restriction) != profiles.end())
{
- Found = true;
- if (I[-1] != '!')
- NegRestriction = false;
- // we found a match, so fast-forward to the end of the wildcards
- for (; End != Stop && *End != '>'; ++End);
+ if (NegRestriction) {
+ applies2 = false;
+ // since one of the terms does not apply we don't have to check the others
+ for (; End != Stop && *End != '>'; ++End);
+ }
+ } else {
+ if (!NegRestriction) {
+ applies2 = false;
+ // since one of the terms does not apply we don't have to check the others
+ for (; End != Stop && *End != '>'; ++End);
+ }
+ }
+
+ if (*End++ == '>') {
+ I = End;
+ // skip whitespace
+ for (;I != Stop && isspace(*I) != 0; I++);
+ break;
}
- }
- if (*End++ == '>') {
I = End;
- break;
+ // skip whitespace
+ for (;I != Stop && isspace(*I) != 0; I++);
+ }
+ if (applies2) {
+ applies1 = true;
}
-
- I = End;
- for (;I != Stop && isspace(*I) != 0; I++);
}
-
- if (NegRestriction == true)
- Found = !Found;
-
- if (Found == false)
- Package = ""; /* not for this restriction */
}
- // Skip whitespace
- for (;I != Stop && isspace(*I) != 0; I++);
+ if (applies1 == false) {
+ Package = ""; //not for this restriction
+ }
}
if (I != Stop && *I == '|')
return _error->Error("Problem parsing dependency %s",Tag);
size_t const found = Package.rfind(':');
- // If negative is unspecific it needs to apply on all architectures
- if (MultiArchEnabled == true && found == string::npos &&
- (Type == pkgCache::Dep::Conflicts ||
- Type == pkgCache::Dep::DpkgBreaks ||
- Type == pkgCache::Dep::Replaces))
+ if (found == string::npos)
{
- for (std::vector<std::string>::const_iterator a = Architectures.begin();
- a != Architectures.end(); ++a)
- if (NewDepends(Ver,Package,*a,Version,Op,Type) == false)
- return false;
- if (NewDepends(Ver,Package,"none",Version,Op,Type) == false)
+ if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
+ return false;
+ }
+ else if (strcmp(Package.c_str() + found, ":any") == 0)
+ {
+ if (NewDepends(Ver,Package,"any",Version,Op,Type) == false)
return false;
}
- else if (MultiArchEnabled == true && found != string::npos &&
- strcmp(Package.c_str() + found, ":any") != 0)
+ else
{
string Arch = Package.substr(found+1, string::npos);
Package = Package.substr(0, found);
// Such dependencies are not supposed to be accepted …
- // … but this is probably the best thing to do.
+ // … but this is probably the best thing to do anyway
if (Arch == "native")
Arch = _config->Find("APT::Architecture");
- if (NewDepends(Ver,Package,Arch,Version,Op,Type) == false)
- return false;
- }
- else
- {
- if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
- return false;
- if ((Type == pkgCache::Dep::Conflicts ||
- Type == pkgCache::Dep::DpkgBreaks ||
- Type == pkgCache::Dep::Replaces) &&
- NewDepends(Ver, Package,
- (pkgArch != "none") ? "none" : _config->Find("APT::Architecture"),
- Version,Op,Type) == false)
+ if (NewDepends(Ver,Package,Arch,Version,Op | pkgCache::Dep::ArchSpecific,Type) == false)
return false;
}
+
if (Start == Stop)
break;
}
while (1)
{
Start = ParseDepends(Start,Stop,Package,Version,Op);
+ const size_t archfound = Package.rfind(':');
if (Start == 0)
return _error->Error("Problem parsing Provides line");
- if (Op != pkgCache::Dep::NoOp) {
- _error->Warning("Ignoring Provides line with DepCompareOp for package %s", Package.c_str());
+ if (Op != pkgCache::Dep::NoOp && Op != pkgCache::Dep::Equals) {
+ _error->Warning("Ignoring Provides line with non-equal DepCompareOp for package %s", Package.c_str());
+ } else if (archfound != string::npos) {
+ string OtherArch = Package.substr(archfound+1, string::npos);
+ Package = Package.substr(0, archfound);
+ if (NewProvides(Ver, Package, OtherArch, Version, pkgCache::Flag::ArchSpecific) == false)
+ return false;
} else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign) {
- if (NewProvidesAllArch(Ver, Package, Version) == false)
+ if (NewProvidesAllArch(Ver, Package, Version, 0) == false)
return false;
} else {
- if (NewProvides(Ver, Package, Arch, Version) == false)
+ if (NewProvides(Ver, Package, Arch, Version, 0) == false)
return false;
}
if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
{
string const Package = string(Ver.ParentPkg().Name()).append(":").append("any");
- return NewProvidesAllArch(Ver, Package, Ver.VerStr());
+ return NewProvides(Ver, Package, "any", Ver.VerStr(), pkgCache::Flag::MultiArchImplicit);
}
else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
- return NewProvidesAllArch(Ver, Ver.ParentPkg().Name(), Ver.VerStr());
+ return NewProvidesAllArch(Ver, Ver.ParentPkg().Name(), Ver.VerStr(), pkgCache::Flag::MultiArchImplicit);
return true;
}
/*}}}*/
-// ListParser::NewProvides - add provides for all architectures /*{{{*/
-bool debListParser::NewProvidesAllArch(pkgCache::VerIterator &Ver, string const &Package,
- string const &Version) {
- for (std::vector<string>::const_iterator a = Architectures.begin();
- a != Architectures.end(); ++a)
- {
- if (NewProvides(Ver, Package, *a, Version) == false)
- return false;
- }
- return true;
-}
- /*}}}*/
// ListParser::GrabWord - Matches a word and returns /*{{{*/
// ---------------------------------------------------------------------
/* Looks for a word in a list of words - for ParseStatus */
bool debListParser::Step()
{
iOffset = Tags.Offset();
- while (Tags.Step(Section) == true)
- {
- /* See if this is the correct Architecture, if it isn't then we
- drop the whole section. A missing arch tag only happens (in theory)
- inside the Status file, so that is a positive return */
- string const Architecture = Section.FindS("Architecture");
-
- if (Arch.empty() == true || Arch == "any" || MultiArchEnabled == false)
- {
- if (APT::Configuration::checkArchitecture(Architecture) == true)
- return true;
- /* parse version stanzas without an architecture only in the status file
- (and as misfortune bycatch flat-archives) */
- if ((Arch.empty() == true || Arch == "any") && Architecture.empty() == true)
- return true;
- }
- else
- {
- if (Architecture == Arch)
- return true;
-
- if (Architecture == "all" && Arch == _config->Find("APT::Architecture"))
- return true;
- }
-
- iOffset = Tags.Offset();
- }
- return false;
-}
- /*}}}*/
-// ListParser::LoadReleaseInfo - Load the release information /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
- FileFd &File, string component)
-{
- // apt-secure does no longer download individual (per-section) Release
- // file. to provide Component pinning we use the section name now
- map_ptrloc const storage = WriteUniqString(component);
- FileI->Component = storage;
-
- pkgTagFile TagFile(&File, File.Size());
- pkgTagSection Section;
- if (_error->PendingError() == true || TagFile.Step(Section) == false)
- return false;
-
- std::string data;
- #define APT_INRELEASE(TAG, STORE) \
- data = Section.FindS(TAG); \
- if (data.empty() == false) \
- { \
- map_ptrloc const storage = WriteUniqString(data); \
- STORE = storage; \
- }
- APT_INRELEASE("Suite", FileI->Archive)
- APT_INRELEASE("Component", FileI->Component)
- APT_INRELEASE("Version", FileI->Version)
- APT_INRELEASE("Origin", FileI->Origin)
- APT_INRELEASE("Codename", FileI->Codename)
- APT_INRELEASE("Label", FileI->Label)
- #undef APT_INRELEASE
- Section.FindFlag("NotAutomatic", FileI->Flags, pkgCache::Flag::NotAutomatic);
- Section.FindFlag("ButAutomaticUpgrades", FileI->Flags, pkgCache::Flag::ButAutomaticUpgrades);
-
- return !_error->PendingError();
+ return Tags.Step(Section);
}
/*}}}*/
// ListParser::GetPrio - Convert the priority from a string /*{{{*/
return Out;
}
/*}}}*/
-#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
bool debListParser::SameVersion(unsigned short const Hash, /*{{{*/
pkgCache::VerIterator const &Ver)
{
- if (pkgCacheGenerator::ListParser::SameVersion(Hash, Ver) == false)
+ if (pkgCacheListParser::SameVersion(Hash, Ver) == false)
return false;
// status file has no (Download)Size, but all others are fair game
// status file is parsed last, so the first version we encounter is
return true;
}
/*}}}*/
-#endif
-
debDebFileParser::debDebFileParser(FileFd *File, std::string const &DebFile)
- : debListParser(File, ""), DebFile(DebFile)
+ : debListParser(File), DebFile(DebFile)
{
}
bool res = debListParser::UsePackage(Pkg, Ver);
// we use the full file path as a provides so that the file is found
// by its name
- if(NewProvidesAllArch(Ver, DebFile, Ver.VerStr()) == false)
+ if(NewProvides(Ver, DebFile, Pkg.Cache()->NativeArch(), Ver.VerStr(), 0) == false)
return false;
return res;
}
-
-
+debListParser::~debListParser() {}
projects / apt.git / blobdiff