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-rw-r--r--apt-pkg/aptconfiguration.cc4
-rw-r--r--apt-pkg/cacheset.cc2
-rw-r--r--apt-pkg/contrib/gpgv.cc6
-rw-r--r--apt-pkg/contrib/mmap.cc8
-rw-r--r--ftparchive/contents.cc2
-rw-r--r--ftparchive/override.cc56
-rw-r--r--test/libapt/parsedepends_test.cc2
7 files changed, 42 insertions, 38 deletions
diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index 115d11616..1ebcf97bc 100644
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -141,7 +141,7 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
// so they will be all included in the Cache.
std::vector<string> builtin;
DIR *D = opendir(_config->FindDir("Dir::State::lists").c_str());
- if (D != 0) {
+ if (D != NULL) {
builtin.push_back("none");
for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) {
string const name = SubstVar(Ent->d_name, "%5f", "_");
@@ -166,8 +166,8 @@ std::vector<std::string> const Configuration::getLanguages(bool const &All,
continue;
builtin.push_back(c);
}
+ closedir(D);
}
- closedir(D);
// FIXME: Remove support for the old APT::Acquire::Translation
// it was undocumented and so it should be not very widthly used
diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc
index 0147f7e86..29281aab9 100644
--- a/apt-pkg/cacheset.cc
+++ b/apt-pkg/cacheset.cc
@@ -73,6 +73,8 @@ bool PackageContainerInterface::FromTask(PackageContainerInterface * const pci,
const char *start, *end;
parser.GetRec(start,end);
unsigned int const length = end - start;
+ if (unlikely(length == 0))
+ continue;
char buf[length];
strncpy(buf, start, length);
buf[length-1] = '\0';
diff --git a/apt-pkg/contrib/gpgv.cc b/apt-pkg/contrib/gpgv.cc
index f57a72d86..0a469dd7a 100644
--- a/apt-pkg/contrib/gpgv.cc
+++ b/apt-pkg/contrib/gpgv.cc
@@ -103,12 +103,12 @@ void ExecGPGV(std::string const &File, std::string const &FileGPG,
}
}
+ enum { DETACHED, CLEARSIGNED } releaseSignature = (FileGPG != File) ? DETACHED : CLEARSIGNED;
std::vector<std::string> dataHeader;
char * sig = NULL;
char * data = NULL;
- // file with detached signature
- if (FileGPG != File)
+ if (releaseSignature == DETACHED)
{
Args.push_back(FileGPG.c_str());
Args.push_back(File.c_str());
@@ -181,7 +181,7 @@ void ExecGPGV(std::string const &File, std::string const &FileGPG,
putenv((char *)"LC_MESSAGES=");
}
- if (FileGPG != File)
+ if (releaseSignature == DETACHED)
{
execvp(gpgvpath.c_str(), (char **) &Args[0]);
ioprintf(std::cerr, "Couldn't execute %s to check %s", Args[0], File.c_str());
diff --git a/apt-pkg/contrib/mmap.cc b/apt-pkg/contrib/mmap.cc
index a176da636..51e8eb30f 100644
--- a/apt-pkg/contrib/mmap.cc
+++ b/apt-pkg/contrib/mmap.cc
@@ -352,6 +352,12 @@ unsigned long DynamicMMap::RawAllocate(unsigned long long Size,unsigned long Aln
size in the file. */
unsigned long DynamicMMap::Allocate(unsigned long ItemSize)
{
+ if (unlikely(ItemSize == 0))
+ {
+ _error->Fatal("Can't allocate an item of size zero");
+ return 0;
+ }
+
// Look for a matching pool entry
Pool *I;
Pool *Empty = 0;
@@ -412,7 +418,7 @@ unsigned long DynamicMMap::WriteString(const char *String,
unsigned long const Result = RawAllocate(Len+1,0);
- if (Result == 0 && _error->PendingError())
+ if (Base == NULL || (Result == 0 && _error->PendingError()))
return 0;
memcpy((char *)Base + Result,String,Len);
diff --git a/ftparchive/contents.cc b/ftparchive/contents.cc
index 015c790e0..80fe6e17e 100644
--- a/ftparchive/contents.cc
+++ b/ftparchive/contents.cc
@@ -233,7 +233,7 @@ void GenContents::Add(const char *Dir,const char *Package)
// The final component if it does not have a trailing /
if (I - Start >= 1)
- Root = Grab(Root,Start,Package);
+ Grab(Root,Start,Package);
}
/*}}}*/
// GenContents::WriteSpace - Write a given number of white space chars /*{{{*/
diff --git a/ftparchive/override.cc b/ftparchive/override.cc
index 1288ff133..d2130db8a 100644
--- a/ftparchive/override.cc
+++ b/ftparchive/override.cc
@@ -52,45 +52,41 @@ bool Override::ReadOverride(string const &File,bool const &Source)
if (*Pkg == 0)
continue;
+#define APT_FIND_NEXT_FIELD \
+ for (End++; isspace(*End) != 0 && *End != 0; ++End) \
+ /* skip spaces */ ; \
+ Start = End; \
+ for (; isspace(*End) == 0 && *End != 0; ++End) \
+ /* find end of word */ ;
+
+#define APT_WARNING_MALFORMED_LINE(FIELD) \
+ if (*End == 0) \
+ { \
+ _error->Warning(_("Malformed override %s line %llu (%s)"),File.c_str(), \
+ Counter, FIELD ); \
+ continue; \
+ } \
+ *End = 0;
+
// Find the package and zero..
- char *Start = Pkg;
+ char *Start;
char *End = Pkg;
for (; isspace(*End) == 0 && *End != 0; End++);
- if (*End == 0)
- {
- _error->Warning(_("Malformed override %s line %llu #1"),File.c_str(),
- Counter);
- continue;
- }
- *End = 0;
+ APT_WARNING_MALFORMED_LINE("pkgname");
+
+ APT_FIND_NEXT_FIELD;
// Find the priority
if (Source == false)
{
- for (End++; isspace(*End) != 0 && *End != 0; End++);
- Start = End;
- for (; isspace(*End) == 0 && *End != 0; End++);
- if (*End == 0)
- {
- _error->Warning(_("Malformed override %s line %llu #2"),File.c_str(),
- Counter);
- continue;
- }
- *End = 0;
+ APT_WARNING_MALFORMED_LINE("priority");
Itm.Priority = Start;
+
+ APT_FIND_NEXT_FIELD;
}
-
+
// Find the Section
- for (End++; isspace(*End) != 0 && *End != 0; End++);
- Start = End;
- for (; isspace(*End) == 0 && *End != 0; End++);
- if (*End == 0)
- {
- _error->Warning(_("Malformed override %s line %llu #3"),File.c_str(),
- Counter);
- continue;
- }
- *End = 0;
+ APT_WARNING_MALFORMED_LINE("section");
Itm.FieldOverride["Section"] = Start;
// Source override files only have the two columns
@@ -99,7 +95,7 @@ bool Override::ReadOverride(string const &File,bool const &Source)
Mapping[Pkg] = Itm;
continue;
}
-
+
// Find the =>
for (End++; isspace(*End) != 0 && *End != 0; End++);
if (*End != 0)
diff --git a/test/libapt/parsedepends_test.cc b/test/libapt/parsedepends_test.cc
index 677b1c892..e95016240 100644
--- a/test/libapt/parsedepends_test.cc
+++ b/test/libapt/parsedepends_test.cc
@@ -176,7 +176,7 @@ test:
equals("7.15.3~", Version);
equals(Null | pkgCache::Dep::Equals | pkgCache::Dep::Or, Op);
- Start = debListParser::ParseDepends(Start, End, Package, Version, Op, ParseArchFlags, StripMultiArch);
+ debListParser::ParseDepends(Start, End, Package, Version, Op, ParseArchFlags, StripMultiArch);
if (StripMultiArch == true)
equals("overlord-dev", Package);
else
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-18 02:25:10 +0000