#include <apt-pkg/deblistparser.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
+#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/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/tagfile.h>
#include <apt-pkg/macros.h>
-#include <fnmatch.h>
+#include <stddef.h>
+#include <string.h>
+#include <algorithm>
+#include <string>
+#include <vector>
#include <ctype.h>
/*}}}*/
using std::string;
-static debListParser::WordList PrioList[] = {{"important",pkgCache::State::Important},
- {"required",pkgCache::State::Required},
- {"standard",pkgCache::State::Standard},
- {"optional",pkgCache::State::Optional},
- {"extra",pkgCache::State::Extra},
- {}};
+static debListParser::WordList PrioList[] = {
+ {"required",pkgCache::State::Required},
+ {"important",pkgCache::State::Important},
+ {"standard",pkgCache::State::Standard},
+ {"optional",pkgCache::State::Optional},
+ {"extra",pkgCache::State::Extra},
+ {NULL, 0}};
// ListParser::debListParser - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* 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 /*{{{*/
return Section.FindS("Version");
}
/*}}}*/
-// ListParser::NewVersion - Fill in the version structure /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-bool debListParser::NewVersion(pkgCache::VerIterator &Ver)
+unsigned char debListParser::ParseMultiArch(bool const showErrors) /*{{{*/
{
- // Parse the section
- Ver->Section = UniqFindTagWrite("Section");
-
- // Parse multi-arch
+ unsigned char MA;
string const MultiArch = Section.FindS("Multi-Arch");
- if (MultiArch.empty() == true)
- Ver->MultiArch = pkgCache::Version::None;
+ if (MultiArch.empty() == true || MultiArch == "no")
+ MA = pkgCache::Version::No;
else if (MultiArch == "same") {
- // Parse multi-arch
if (ArchitectureAll() == true)
{
- /* Arch all packages can't be Multi-Arch: same */
- _error->Warning("Architecture: all package '%s' can't be Multi-Arch: same",
- Section.FindS("Package").c_str());
- Ver->MultiArch = pkgCache::Version::None;
+ if (showErrors == true)
+ _error->Warning("Architecture: all package '%s' can't be Multi-Arch: same",
+ Section.FindS("Package").c_str());
+ MA = pkgCache::Version::No;
}
else
- Ver->MultiArch = pkgCache::Version::Same;
+ MA = pkgCache::Version::Same;
}
else if (MultiArch == "foreign")
- Ver->MultiArch = pkgCache::Version::Foreign;
+ MA = pkgCache::Version::Foreign;
else if (MultiArch == "allowed")
- Ver->MultiArch = pkgCache::Version::Allowed;
+ MA = pkgCache::Version::Allowed;
else
{
- _error->Warning("Unknown Multi-Arch type '%s' for package '%s'",
- MultiArch.c_str(), Section.FindS("Package").c_str());
- Ver->MultiArch = pkgCache::Version::None;
+ if (showErrors == true)
+ _error->Warning("Unknown Multi-Arch type '%s' for package '%s'",
+ MultiArch.c_str(), Section.FindS("Package").c_str());
+ MA = pkgCache::Version::No;
}
if (ArchitectureAll() == true)
- Ver->MultiArch |= pkgCache::Version::All;
+ MA |= pkgCache::Version::All;
+ return MA;
+}
+ /*}}}*/
+// ListParser::NewVersion - Fill in the version structure /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool debListParser::NewVersion(pkgCache::VerIterator &Ver)
+{
+ const char *Start;
+ const char *Stop;
+
+ // Parse the 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");
// Unpacked Size (in K)
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
*/
MD5SumValue debListParser::Description_md5()
{
- string value = Section.FindS("Description-md5");
-
- if (value.empty())
+ string const value = Section.FindS("Description-md5");
+ if (value.empty() == true)
{
+ std::string const desc = Description("") + "\n";
+ if (desc == "\n")
+ return MD5SumValue();
+
MD5Summation md5;
- md5.Add((Description() + "\n").c_str());
+ md5.Add(desc.c_str());
return md5.Result();
- } else
- return MD5SumValue(value);
+ }
+ else if (likely(value.size() == 32))
+ {
+ if (likely(value.find_first_not_of("0123456789abcdefABCDEF") == string::npos))
+ return MD5SumValue(value);
+ _error->Error("Malformed Description-md5 line; includes invalid character '%s'", value.c_str());
+ return MD5SumValue();
+ }
+ _error->Error("Malformed Description-md5 line; doesn't have the required length (32 != %d) '%s'", (int)value.size(), value.c_str());
+ return MD5SumValue();
}
/*}}}*/
// ListParser::UsePackage - Update a package structure /*{{{*/
bool debListParser::UsePackage(pkgCache::PkgIterator &Pkg,
pkgCache::VerIterator &Ver)
{
- if (Pkg->Section == 0)
- Pkg->Section = UniqFindTagWrite("Section");
-
- // Packages which are not from the "native" arch doesn't get the essential flag
- // in the default "native" mode - it is also possible to mark "all" or "none".
- // The "installed" mode is handled by ParseStatus(), See #544481 and friends.
string const static myArch = _config->Find("APT::Architecture");
- string const static essential = _config->Find("pkgCacheGen::Essential", "native");
- if ((essential == "native" && Pkg->Arch != 0 && myArch == Pkg.Arch()) ||
- essential == "all")
+ // Possible values are: "all", "native", "installed" and "none"
+ // The "installed" mode is handled by ParseStatus(), See #544481 and friends.
+ string const static essential = _config->Find("pkgCacheGen::Essential", "all");
+ if (essential == "all" ||
+ (essential == "native" && Pkg->Arch != 0 && myArch == Pkg.Arch()))
if (Section.FindFlag("Essential",Pkg->Flags,pkgCache::Flag::Essential) == false)
return false;
if (Section.FindFlag("Important",Pkg->Flags,pkgCache::Flag::Important) == false)
return false;
if (strcmp(Pkg.Name(),"apt") == 0)
- Pkg->Flags |= pkgCache::Flag::Important;
-
+ {
+ if ((essential == "native" && Pkg->Arch != 0 && myArch == Pkg.Arch()) ||
+ essential == "all")
+ Pkg->Flags |= pkgCache::Flag::Essential | pkgCache::Flag::Important;
+ else
+ Pkg->Flags |= pkgCache::Flag::Important;
+ }
+
if (ParseStatus(Pkg,Ver) == false)
return false;
return true;
"Replaces",0};
unsigned long Result = INIT_FCS;
char S[1024];
- for (const char **I = Sections; *I != 0; I++)
+ for (const char * const *I = Sections; *I != 0; ++I)
{
const char *Start;
const char *End;
of certain fields. dpkg also has the rather interesting notion of
reformatting depends operators < -> <= */
char *J = S;
- for (; Start != End; Start++)
+ for (; Start != End; ++Start)
{
- if (isspace(*Start) == 0)
- *J++ = tolower_ascii(*Start);
- if (*Start == '<' && Start[1] != '<' && Start[1] != '=')
- *J++ = '=';
- if (*Start == '>' && Start[1] != '>' && Start[1] != '=')
+ if (isspace(*Start) != 0)
+ continue;
+ *J++ = tolower_ascii(*Start);
+
+ if ((*Start == '<' || *Start == '>') && Start[1] != *Start && Start[1] != '=')
*J++ = '=';
}
/* 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,
pkgCache::VerIterator &Ver)
{"hold",pkgCache::State::Hold},
{"deinstall",pkgCache::State::DeInstall},
{"purge",pkgCache::State::Purge},
- {}};
+ {NULL, 0}};
if (GrabWord(string(Start,I-Start),WantList,Pkg->SelectedState) == false)
return _error->Error("Malformed 1st word in the Status line");
{"reinstreq",pkgCache::State::ReInstReq},
{"hold",pkgCache::State::HoldInst},
{"hold-reinstreq",pkgCache::State::HoldReInstReq},
- {}};
+ {NULL, 0}};
if (GrabWord(string(Start,I-Start),FlagList,Pkg->InstState) == false)
return _error->Error("Malformed 2nd word in the Status line");
// 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");
}
return I;
}
-
-/*
- * CompleteArch:
- *
- * The complete architecture, consisting of <kernel>-<cpu>.
- */
-static string CompleteArch(std::string const &arch) {
- if (arch == "armel") return "linux-arm";
- if (arch == "armhf") return "linux-arm";
- if (arch == "lpia") return "linux-i386";
- if (arch == "powerpcspe") return "linux-powerpc";
- if (arch == "uclibc-linux-armel") return "linux-arm";
- if (arch == "uclinux-armel") return "uclinux-arm";
-
- return (arch.find("-") != string::npos) ? arch : "linux-" + arch;
-}
/*}}}*/
// ListParser::ParseDepends - Parse a dependency element /*{{{*/
// ---------------------------------------------------------------------
/* This parses the dependency elements out of a standard string in place,
bit by bit. */
+const char *debListParser::ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op)
+ { return ParseDepends(Start, Stop, Package, Ver, Op, false, true, false); }
+const char *debListParser::ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op,
+ bool const &ParseArchFlags)
+ { return ParseDepends(Start, Stop, Package, Ver, Op, ParseArchFlags, true, false); }
+const char *debListParser::ParseDepends(const char *Start,const char *Stop,
+ std::string &Package,std::string &Ver,unsigned int &Op,
+ bool const &ParseArchFlags, bool const &StripMultiArch)
+ { return ParseDepends(Start, Stop, Package, Ver, Op, ParseArchFlags, StripMultiArch, false); }
const char *debListParser::ParseDepends(const char *Start,const char *Stop,
string &Package,string &Ver,
unsigned int &Op, bool const &ParseArchFlags,
- bool const &StripMultiArch)
+ bool const &StripMultiArch,
+ bool const &ParseRestrictionsList)
{
// Strip off leading space
- for (;Start != Stop && isspace(*Start) != 0; Start++);
+ for (;Start != Stop && isspace(*Start) != 0; ++Start);
// Parse off the package name
const char *I = Start;
for (;I != Stop && isspace(*I) == 0 && *I != '(' && *I != ')' &&
- *I != ',' && *I != '|' && *I != '[' && *I != ']'; I++);
+ *I != ',' && *I != '|' && *I != '[' && *I != ']' &&
+ *I != '<' && *I != '>'; ++I);
// Malformed, no '('
if (I != Stop && *I == ')')
// Skip whitespace
for (;I != Stop && isspace(*I) != 0; I++);
Start = I;
- for (;I != Stop && *I != ')'; I++);
- if (I == Stop || Start == I)
- return 0;
+ I = (const char*) memchr(I, ')', Stop - I);
+ if (I == NULL || Start == I)
+ return 0;
// Skip trailing whitespace
const char *End = I;
if (ParseArchFlags == true)
{
- string completeArch = CompleteArch(arch);
+ APT::CacheFilter::PackageArchitectureMatchesSpecification matchesArch(arch, false);
// Parse an architecture
if (I != Stop && *I == '[')
{
+ ++I;
// malformed
- I++;
- if (I == Stop)
- return 0;
-
- const char *End = I;
- bool Found = false;
- bool NegArch = false;
- while (I != Stop)
+ if (unlikely(I == Stop))
+ return 0;
+
+ const char *End = I;
+ bool Found = false;
+ bool NegArch = false;
+ while (I != Stop)
{
- // look for whitespace or ending ']'
- while (End != Stop && !isspace(*End) && *End != ']')
- End++;
-
- if (End == Stop)
+ // look for whitespace or ending ']'
+ for (;End != Stop && !isspace(*End) && *End != ']'; ++End);
+
+ if (unlikely(End == Stop))
return 0;
if (*I == '!')
- {
+ {
NegArch = true;
- I++;
- }
+ ++I;
+ }
- if (stringcmp(arch,I,End) == 0) {
+ std::string arch(I, End);
+ if (arch.empty() == false && matchesArch(arch.c_str()) == true)
+ {
Found = true;
- } else {
- std::string wildcard = SubstVar(string(I, End), "any", "*");
- if (fnmatch(wildcard.c_str(), completeArch.c_str(), 0) == 0)
- Found = true;
+ if (I[-1] != '!')
+ NegArch = false;
+ // we found a match, so fast-forward to the end of the wildcards
+ for (; End != Stop && *End != ']'; ++End);
}
-
+
if (*End++ == ']') {
I = End;
break;
}
-
+
I = End;
for (;I != Stop && isspace(*I) != 0; I++);
- }
+ }
- if (NegArch)
+ if (NegArch == true)
Found = !Found;
-
- if (Found == false)
+
+ if (Found == false)
Package = ""; /* not for this arch */
}
-
+
// Skip whitespace
for (;I != Stop && isspace(*I) != 0; I++);
}
+ if (ParseRestrictionsList == true)
+ {
+ // 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;
+
+ const char *End = 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)
+ {
+ // look for whitespace or ending '>'
+ // End now points to the character after the current term
+ for (;End != Stop && !isspace(*End) && *End != '>'; ++End);
+
+ if (unlikely(End == Stop))
+ return 0;
+
+ 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())
+ {
+ 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;
+ }
+
+ I = End;
+ // skip whitespace
+ for (;I != Stop && isspace(*I) != 0; I++);
+ }
+ if (applies2) {
+ applies1 = true;
+ }
+ }
+ }
+
+ if (applies1 == false) {
+ Package = ""; //not for this restriction
+ }
+ }
+
if (I != Stop && *I == '|')
Op |= pkgCache::Dep::Or;
if (Section.Find(Tag,Start,Stop) == false)
return true;
- string Package;
string const pkgArch = Ver.Arch();
- string Version;
- unsigned int Op;
while (1)
{
- Start = ParseDepends(Start,Stop,Package,Version,Op,false,!MultiArchEnabled);
+ string Package;
+ string Version;
+ unsigned int Op;
+
+ Start = ParseDepends(Start, Stop, Package, Version, Op, false, false, false);
if (Start == 0)
return _error->Error("Problem parsing dependency %s",Tag);
+ size_t const found = Package.rfind(':');
- if (MultiArchEnabled == true &&
- (Type == pkgCache::Dep::Conflicts ||
- Type == pkgCache::Dep::DpkgBreaks ||
- Type == pkgCache::Dep::Replaces))
+ if (found == string::npos || strcmp(Package.c_str() + found, ":any") == 0)
{
- 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,pkgArch,Version,Op,Type) == false)
+ return false;
}
- else if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
- return false;
+ 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 anyway
+ if (Arch == "native")
+ Arch = _config->Find("APT::Architecture");
+ 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, 0) == false)
+ return false;
} else {
- if (NewProvides(Ver, Package, Arch, Version) == false)
+ if (NewProvides(Ver, Package, Arch, Version, 0) == false)
return false;
}
}
}
- if (MultiArchEnabled == false)
- return true;
- else if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
+ 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 NewProvidesAllArch(Ver, Package, 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 */
/*}}}*/
// ListParser::Step - Move to the next section in the file /*{{{*/
// ---------------------------------------------------------------------
-/* This has to be carefull to only process the correct architecture */
+/* This has to be careful to only process the correct architecture */
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 (Architecture.empty() == true)
- return true;
-
- if (Arch.empty() == true || Arch == "any" || MultiArchEnabled == false)
- {
- if (APT::Configuration::checkArchitecture(Architecture) == 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
- FileI->Component = WriteUniqString(component);
-
- FILE* release = fdopen(dup(File.Fd()), "r");
- if (release == NULL)
- return false;
-
- char buffer[101];
- bool gpgClose = false;
- while (fgets(buffer, sizeof(buffer), release) != NULL)
- {
- size_t len = 0;
-
- // Skip empty lines
- for (; buffer[len] == '\r' && buffer[len] == '\n'; ++len)
- /* nothing */
- ;
- if (buffer[len] == '\0')
- continue;
-
- // only evalute the first GPG section
- if (strncmp("-----", buffer, 5) == 0)
- {
- if (gpgClose == true)
- break;
- gpgClose = true;
- continue;
- }
-
- // seperate the tag from the data
- for (; buffer[len] != ':' && buffer[len] != '\0'; ++len)
- /* nothing */
- ;
- if (buffer[len] == '\0')
- continue;
- char* dataStart = buffer + len;
- for (++dataStart; *dataStart == ' '; ++dataStart)
- /* nothing */
- ;
- char* dataEnd = dataStart;
- for (++dataEnd; *dataEnd != '\0'; ++dataEnd)
- /* nothing */
- ;
- // The last char should be a newline, but we can never be sure: #633350
- char* lineEnd = dataEnd;
- for (--lineEnd; *lineEnd == '\r' || *lineEnd == '\n'; --lineEnd)
- /* nothing */
- ;
- ++lineEnd;
-
- // which datastorage need to be updated
- enum { Suite, Component, Version, Origin, Codename, Label, None } writeTo = None;
- if (buffer[0] == ' ')
- ;
- #define APT_PARSER_WRITETO(X) else if (strncmp(#X, buffer, len) == 0) writeTo = X;
- APT_PARSER_WRITETO(Suite)
- APT_PARSER_WRITETO(Component)
- APT_PARSER_WRITETO(Version)
- APT_PARSER_WRITETO(Origin)
- APT_PARSER_WRITETO(Codename)
- APT_PARSER_WRITETO(Label)
- #undef APT_PARSER_WRITETO
- #define APT_PARSER_FLAGIT(X) else if (strncmp(#X, buffer, len) == 0) \
- pkgTagSection::FindFlag(FileI->Flags, pkgCache::Flag:: X, dataStart, lineEnd);
- APT_PARSER_FLAGIT(NotAutomatic)
- APT_PARSER_FLAGIT(ButAutomaticUpgrades)
- #undef APT_PARSER_FLAGIT
-
- // load all data from the line and save it
- string data;
- if (writeTo != None)
- data.append(dataStart, dataEnd);
- if (sizeof(buffer) - 1 == (dataEnd - buffer))
- {
- while (fgets(buffer, sizeof(buffer), release) != NULL)
- {
- if (writeTo != None)
- data.append(buffer);
- if (strlen(buffer) != sizeof(buffer) - 1)
- break;
- }
- }
- if (writeTo != None)
- {
- // remove spaces and stuff from the end of the data line
- for (std::string::reverse_iterator s = data.rbegin();
- s != data.rend(); ++s)
- {
- if (*s != '\r' && *s != '\n' && *s != ' ')
- break;
- *s = '\0';
- }
- switch (writeTo) {
- case Suite: FileI->Archive = WriteUniqString(data); break;
- case Component: FileI->Component = WriteUniqString(data); break;
- case Version: FileI->Version = WriteUniqString(data); break;
- case Origin: FileI->Origin = WriteUniqString(data); break;
- case Codename: FileI->Codename = WriteUniqString(data); break;
- case Label: FileI->Label = WriteUniqString(data); break;
- case None: break;
- }
- }
- }
- fclose(release);
-
- return !_error->PendingError();
+ return Tags.Step(Section);
}
/*}}}*/
// ListParser::GetPrio - Convert the priority from a string /*{{{*/
return Out;
}
/*}}}*/
+bool debListParser::SameVersion(unsigned short const Hash, /*{{{*/
+ pkgCache::VerIterator const &Ver)
+{
+ 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
+ // probably also the version we have downloaded
+ unsigned long long const Size = Section.FindULL("Size");
+ if (Size != 0 && Size != Ver->Size)
+ return false;
+ // available everywhere, but easier to check here than to include in VersionHash
+ unsigned char MultiArch = ParseMultiArch(false);
+ if (MultiArch != Ver->MultiArch)
+ return false;
+ // for all practical proposes (we can check): same version
+ return true;
+}
+ /*}}}*/
+
+debDebFileParser::debDebFileParser(FileFd *File, std::string const &DebFile)
+ : debListParser(File), DebFile(DebFile)
+{
+}
+
+bool debDebFileParser::UsePackage(pkgCache::PkgIterator &Pkg,
+ pkgCache::VerIterator &Ver)
+{
+ 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(NewProvides(Ver, DebFile, Pkg.Cache()->NativeArch(), Ver.VerStr(), 0) == false)
+ return false;
+ return res;
+}
+
+debListParser::~debListParser() {}
projects / apt.git / blobdiff