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-rw-r--r--apt-pkg/deb/debindexfile.cc9
-rw-r--r--apt-pkg/deb/deblistparser.cc176
-rw-r--r--apt-pkg/deb/dpkgpm.cc28
3 files changed, 124 insertions, 89 deletions
diff --git a/apt-pkg/deb/debindexfile.cc b/apt-pkg/deb/debindexfile.cc
index 5dc2a2ac2..de645bb6e 100644
--- a/apt-pkg/deb/debindexfile.cc
+++ b/apt-pkg/deb/debindexfile.cc
@@ -161,7 +161,7 @@ unsigned long debSourcesIndex::Size() const
/* we need to ignore errors here; if the lists are absent, just return 0 */
_error->PushToStack();
- FileFd f = FileFd (IndexFile("Sources"), FileFd::ReadOnly, FileFd::Extension);
+ FileFd f(IndexFile("Sources"), FileFd::ReadOnly, FileFd::Extension);
if (!f.Failed())
size = f.Size();
@@ -290,7 +290,7 @@ unsigned long debPackagesIndex::Size() const
/* we need to ignore errors here; if the lists are absent, just return 0 */
_error->PushToStack();
- FileFd f = FileFd (IndexFile("Packages"), FileFd::ReadOnly, FileFd::Extension);
+ FileFd f(IndexFile("Packages"), FileFd::ReadOnly, FileFd::Extension);
if (!f.Failed())
size = f.Size();
@@ -488,7 +488,7 @@ unsigned long debTranslationsIndex::Size() const
/* we need to ignore errors here; if the lists are absent, just return 0 */
_error->PushToStack();
- FileFd f = FileFd (IndexFile(Language), FileFd::ReadOnly, FileFd::Extension);
+ FileFd f(IndexFile(Language), FileFd::ReadOnly, FileFd::Extension);
if (!f.Failed())
size = f.Size();
@@ -602,7 +602,8 @@ bool debStatusIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const
pkgCache::PkgFileIterator CFile = Gen.GetCurFile();
CFile->Size = Pkg.FileSize();
CFile->mtime = Pkg.ModificationTime();
- CFile->Archive = Gen.WriteUniqString("now");
+ map_ptrloc const storage = Gen.WriteUniqString("now");
+ CFile->Archive = storage;
if (Gen.MergeList(Parser) == false)
return _error->Error("Problem with MergeList %s",File.c_str());
diff --git a/apt-pkg/deb/deblistparser.cc b/apt-pkg/deb/deblistparser.cc
index 84e6c38c5..b84bd6fdd 100644
--- a/apt-pkg/deb/deblistparser.cc
+++ b/apt-pkg/deb/deblistparser.cc
@@ -15,6 +15,7 @@
#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>
@@ -22,7 +23,6 @@
#include <apt-pkg/md5.h>
#include <apt-pkg/macros.h>
-#include <fnmatch.h>
#include <ctype.h>
/*}}}*/
@@ -215,15 +215,22 @@ string debListParser::DescriptionLanguage()
*/
MD5SumValue debListParser::Description_md5()
{
- string value = Section.FindS("Description-md5");
-
- if (value.empty())
+ string const value = Section.FindS("Description-md5");
+ if (value.empty() == true)
{
MD5Summation md5;
md5.Add((Description() + "\n").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 /*{{{*/
@@ -236,21 +243,26 @@ bool debListParser::UsePackage(pkgCache::PkgIterator &Pkg,
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::Essential | 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;
@@ -452,22 +464,6 @@ const char *debListParser::ConvertRelation(const char *I,unsigned int &Op)
}
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 /*{{{*/
// ---------------------------------------------------------------------
@@ -544,58 +540,59 @@ const char *debListParser::ParseDepends(const char *Start,const char *Stop,
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++);
}
@@ -625,18 +622,21 @@ bool debListParser::ParseDepends(pkgCache::VerIterator &Ver,
if (Section.Find(Tag,Start,Stop) == false)
return true;
- string Package;
string const pkgArch = Ver.Arch();
- string Version;
- unsigned int Op;
while (1)
{
+ string Package;
+ string Version;
+ unsigned int Op;
+
Start = ParseDepends(Start,Stop,Package,Version,Op,false,!MultiArchEnabled);
if (Start == 0)
return _error->Error("Problem parsing dependency %s",Tag);
+ size_t const found = Package.rfind(':');
- if (MultiArchEnabled == true &&
+ // 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))
@@ -645,9 +645,33 @@ bool debListParser::ParseDepends(pkgCache::VerIterator &Ver,
a != Architectures.end(); ++a)
if (NewDepends(Ver,Package,*a,Version,Op,Type) == false)
return false;
+ if (NewDepends(Ver,Package,"none",Version,Op,Type) == false)
+ return false;
+ }
+ else if (MultiArchEnabled == true && found != string::npos &&
+ strcmp(Package.c_str() + found, ":any") != 0)
+ {
+ 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.
+ 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)
+ return false;
}
- else if (NewDepends(Ver,Package,pkgArch,Version,Op,Type) == false)
- return false;
if (Start == Stop)
break;
}
@@ -741,13 +765,15 @@ bool debListParser::Step()
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;
+ /* 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
{
@@ -771,7 +797,8 @@ bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
{
// 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);
+ map_ptrloc const storage = WriteUniqString(component);
+ FileI->Component = storage;
// FIXME: Code depends on the fact that Release files aren't compressed
FILE* release = fdopen(dup(File.Fd()), "r");
@@ -858,13 +885,14 @@ bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
break;
*s = '\0';
}
+ map_ptrloc const storage = WriteUniqString(data);
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 Suite: FileI->Archive = storage; break;
+ case Component: FileI->Component = storage; break;
+ case Version: FileI->Version = storage; break;
+ case Origin: FileI->Origin = storage; break;
+ case Codename: FileI->Codename = storage; break;
+ case Label: FileI->Label = storage; break;
case None: break;
}
}
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index be11870fd..c9df41d3a 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -187,7 +187,7 @@ pkgDPkgPM::~pkgDPkgPM()
bool pkgDPkgPM::Install(PkgIterator Pkg,string File)
{
if (File.empty() == true || Pkg.end() == true)
- return _error->Error("Internal Error, No file name for %s",Pkg.Name());
+ return _error->Error("Internal Error, No file name for %s",Pkg.FullName().c_str());
// If the filename string begins with DPkg::Chroot-Directory, return the
// substr that is within the chroot so dpkg can access it.
@@ -425,7 +425,7 @@ void pkgDPkgPM::DoStdin(int master)
unsigned char input_buf[256] = {0,};
ssize_t len = read(0, input_buf, sizeof(input_buf));
if (len)
- write(master, input_buf, len);
+ FileFd::Write(master, input_buf, len);
else
d->stdin_is_dev_null = true;
}
@@ -451,7 +451,7 @@ void pkgDPkgPM::DoTerminalPty(int master)
}
if(len <= 0)
return;
- write(1, term_buf, len);
+ FileFd::Write(1, term_buf, len);
if(d->term_out)
fwrite(term_buf, len, sizeof(char), d->term_out);
}
@@ -526,7 +526,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
<< ":" << s
<< endl;
if(OutStatusFd > 0)
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
if (Debug == true)
std::clog << "send: '" << status.str() << "'" << endl;
@@ -550,7 +550,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
<< ":" << list[3]
<< endl;
if(OutStatusFd > 0)
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
if (Debug == true)
std::clog << "send: '" << status.str() << "'" << endl;
pkgFailures++;
@@ -564,7 +564,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
<< ":" << list[3]
<< endl;
if(OutStatusFd > 0)
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
if (Debug == true)
std::clog << "send: '" << status.str() << "'" << endl;
return;
@@ -592,7 +592,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line)
<< ":" << s
<< endl;
if(OutStatusFd > 0)
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
if (Debug == true)
std::clog << "send: '" << status.str() << "'" << endl;
}
@@ -738,6 +738,7 @@ bool pkgDPkgPM::OpenLog()
d->history_out = fopen(history_name.c_str(),"a");
if (d->history_out == NULL)
return _error->WarningE("OpenLog", _("Could not open file '%s'"), history_name.c_str());
+ SetCloseExec(fileno(d->history_out), true);
chmod(history_name.c_str(), 0644);
fprintf(d->history_out, "\nStart-Date: %s\n", timestr);
string remove, purge, install, reinstall, upgrade, downgrade;
@@ -1055,7 +1056,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
}
int fd[2];
- pipe(fd);
+ if (pipe(fd) != 0)
+ return _error->Errno("pipe","Failed to create IPC pipe to dpkg");
#define ADDARG(X) Args.push_back(X); Size += strlen(X)
#define ADDARGC(X) Args.push_back(X); Size += sizeof(X) - 1
@@ -1129,7 +1131,9 @@ bool pkgDPkgPM::Go(int OutStatusFd)
if (I->Op == Item::Configure && disappearedPkgs.find(I->Pkg.Name()) != disappearedPkgs.end())
continue;
// We keep this here to allow "smooth" transitions from e.g. multiarch dpkg/ubuntu to dpkg/debian
- if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch || !strcmp(I->Pkg.Arch(), "all")))
+ if (dpkgMultiArch == false && (I->Pkg.Arch() == nativeArch ||
+ strcmp(I->Pkg.Arch(), "all") == 0 ||
+ strcmp(I->Pkg.Arch(), "none") == 0))
{
char const * const name = I->Pkg.Name();
ADDARG(name);
@@ -1146,7 +1150,9 @@ bool pkgDPkgPM::Go(int OutStatusFd)
}
else
PkgVer = Cache[I->Pkg].InstVerIter(Cache);
- if (PkgVer.end() == false)
+ if (strcmp(I->Pkg.Arch(), "none") == 0)
+ ; // never arch-qualify a package without an arch
+ else if (PkgVer.end() == false)
name.append(":").append(PkgVer.Arch());
else
_error->Warning("Can not find PkgVer for '%s'", name.c_str());
@@ -1236,7 +1242,7 @@ bool pkgDPkgPM::Go(int OutStatusFd)
<< (PackagesDone/float(PackagesTotal)*100.0)
<< ":" << _("Running dpkg")
<< endl;
- write(OutStatusFd, status.str().c_str(), status.str().size());
+ FileFd::Write(OutStatusFd, status.str().c_str(), status.str().size());
}
Child = ExecFork();
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-07 03:33:39 +0000