X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/77002164d1339af01d74339766c51581784bebf1..bdc00df54d97c2825ce37dd1c249f633f199a80b:/cmdline/apt-extracttemplates.cc?ds=sidebyside diff --git a/cmdline/apt-extracttemplates.cc b/cmdline/apt-extracttemplates.cc index 8e1937113..f95b9e5ba 100644 --- a/cmdline/apt-extracttemplates.cc +++ b/cmdline/apt-extracttemplates.cc @@ -18,27 +18,26 @@ #include <apt-pkg/init.h> #include <apt-pkg/cmndline.h> #include <apt-pkg/pkgcache.h> +#include <apt-pkg/cacheiterators.h> #include <apt-pkg/configuration.h> -#include <apt-pkg/progress.h> #include <apt-pkg/sourcelist.h> #include <apt-pkg/pkgcachegen.h> #include <apt-pkg/version.h> #include <apt-pkg/tagfile.h> -#include <apt-pkg/extracttar.h> -#include <apt-pkg/arfile.h> +#include <apt-pkg/debfile.h> #include <apt-pkg/deblistparser.h> #include <apt-pkg/error.h> #include <apt-pkg/strutl.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/pkgsystem.h> +#include <apt-pkg/dirstream.h> +#include <apt-pkg/mmap.h> +#include <iostream> #include <stdio.h> #include <string.h> -#include <stdlib.h> #include <unistd.h> -#include <locale.h> - -#include <fstream> +#include <stdlib.h> #include "apt-extracttemplates.h" @@ -53,7 +52,7 @@ pkgCache *DebFile::Cache = 0; // --------------------------------------------------------------------- /* */ DebFile::DebFile(const char *debfile) - : File(debfile, FileFd::ReadOnly), Size(0), Control(NULL), ControlLen(0), + : File(debfile, FileFd::ReadOnly), Control(NULL), ControlLen(0), DepOp(0), PreDepOp(0), Config(0), Template(0), Which(None) { } @@ -91,18 +90,9 @@ string DebFile::GetInstalledVer(const string &package) /* */ bool DebFile::Go() { - ARArchive AR(File); - if (_error->PendingError() == true) - return false; - - const ARArchive::Member *Member = AR.FindMember("control.tar.gz"); - if (Member == 0) - return _error->Error(_("%s not a valid DEB package."),File.Name().c_str()); - - if (File.Seek(Member->Start) == false) - return false; - ExtractTar Tar(File, Member->Size,"gzip"); - return Tar.Go(*this); + debDebFile Deb(File); + + return Deb.ExtractTarMember(*this, "control.tar"); } /*}}}*/ // DebFile::DoItem examine element in package and mark /*{{{*/ @@ -113,10 +103,12 @@ bool DebFile::DoItem(Item &I, int &Fd) if (strcmp(I.Name, "control") == 0) { delete [] Control; - Control = new char[I.Size+1]; - Control[I.Size] = 0; + Control = new char[I.Size+3]; + Control[I.Size] = '\n'; + Control[I.Size + 1] = '\n'; + Control[I.Size + 2] = '\0'; Which = IsControl; - ControlLen = I.Size; + ControlLen = I.Size + 3; // make it call the Process method below. this is so evil Fd = -2; } @@ -147,8 +139,8 @@ bool DebFile::DoItem(Item &I, int &Fd) // DebFile::Process examine element in package and copy /*{{{*/ // --------------------------------------------------------------------- /* */ -bool DebFile::Process(Item &I, const unsigned char *data, - unsigned long size, unsigned long pos) +bool DebFile::Process(Item &/*I*/, const unsigned char *data, + unsigned long long size, unsigned long long pos) { switch (Which) { @@ -172,9 +164,10 @@ bool DebFile::Process(Item &I, const unsigned char *data, bool DebFile::ParseInfo() { if (Control == NULL) return false; - + pkgTagSection Section; - Section.Scan(Control, ControlLen); + if (Section.Scan(Control, ControlLen) == false) + return false; Package = Section.FindS("Package"); Version = GetInstalledVer(Package); @@ -222,7 +215,7 @@ bool DebFile::ParseInfo() // ShowHelp - show a short help text /*{{{*/ // --------------------------------------------------------------------- /* */ -int ShowHelp(void) +static int ShowHelp(void) { ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,PACKAGE_VERSION, COMMON_ARCH,__DATE__,__TIME__); @@ -247,26 +240,28 @@ int ShowHelp(void) // WriteFile - write the contents of the passed string to a file /*{{{*/ // --------------------------------------------------------------------- /* */ -string WriteFile(const char *package, const char *prefix, const char *data) +static string WriteFile(const char *package, const char *prefix, const char *data) { char fn[512]; - static int i; std::string tempdir = GetTempDir(); - snprintf(fn, sizeof(fn), "%s/%s.%s.%u%d", + snprintf(fn, sizeof(fn), "%s/%s.%s.XXXXXX", _config->Find("APT::ExtractTemplates::TempDir", tempdir.c_str()).c_str(), - package, prefix, getpid(), i++); + package, prefix); FileFd f; if (data == NULL) data = ""; - - if (!f.Open(fn, FileFd::WriteTemp, 0600)) + int fd = mkstemp(fn); + if (fd < 0) { + _error->Errno("ofstream::ofstream",_("Unable to mkstemp %s"),fn); + return string(); + } + if (!f.OpenDescriptor(fd, FileFd::WriteOnly, FileFd::None, true)) { _error->Errno("ofstream::ofstream",_("Unable to write to %s"),fn); return string(); } - f.Write(data, strlen(data)); f.Close(); return fn; @@ -275,7 +270,7 @@ string WriteFile(const char *package, const char *prefix, const char *data) // WriteConfig - write out the config data from a debian package file /*{{{*/ // --------------------------------------------------------------------- /* */ -void WriteConfig(const DebFile &file) +static void WriteConfig(const DebFile &file) { string templatefile = WriteFile(file.Package.c_str(), "template", file.Template); string configscript = WriteFile(file.Package.c_str(), "config", file.Config); @@ -289,7 +284,7 @@ void WriteConfig(const DebFile &file) // InitCache - initialize the package cache /*{{{*/ // --------------------------------------------------------------------- /* */ -bool Go(CommandLine &CmdL) +static bool Go(CommandLine &CmdL) { // Initialize the apt cache MMap *Map = 0;