X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3784e34677882fbea8538baa1c25b0d35abf429a..b86f642111954754dd9932ed2f28a9ea85035e87:/ftparchive/writer.cc diff --git a/ftparchive/writer.cc b/ftparchive/writer.cc index ea242d6af..95b73a84d 100644 --- a/ftparchive/writer.cc +++ b/ftparchive/writer.cc @@ -11,10 +11,6 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ -#ifdef __GNUG__ -#pragma implementation "writer.h" -#endif - #include "writer.h" #include @@ -32,6 +28,7 @@ #include #include #include +#include #include "cachedb.h" #include "apt-ftparchive.h" @@ -61,10 +58,6 @@ FTWScanner::FTWScanner() { ErrorPrinted = false; NoLinkAct = !_config->FindB("APT::FTPArchive::DeLinkAct",true); - RealPath = 0; - long PMax = pathconf(".",_PC_PATH_MAX); - if (PMax > 0) - RealPath = new char[PMax]; } /*}}}*/ // FTWScanner::Scanner - FTW Scanner /*{{{*/ @@ -95,6 +88,8 @@ int FTWScanner::ScannerFTW(const char *File,const struct stat *sb,int Flag) int FTWScanner::ScannerFile(const char *File, bool ReadLink) { const char *LastComponent = strrchr(File, '/'); + char *RealPath = NULL; + if (LastComponent == NULL) LastComponent = File; else @@ -114,10 +109,13 @@ int FTWScanner::ScannerFile(const char *File, bool ReadLink) given are not links themselves. */ char Jnk[2]; Owner->OriginalPath = File; - if (ReadLink && Owner->RealPath != 0 && + if (ReadLink && readlink(File,Jnk,sizeof(Jnk)) != -1 && - realpath(File,Owner->RealPath) != 0) - Owner->DoPackage(Owner->RealPath); + (RealPath = realpath(File,NULL)) != 0) + { + Owner->DoPackage(RealPath); + free(RealPath); + } else Owner->DoPackage(File); @@ -153,13 +151,15 @@ int FTWScanner::ScannerFile(const char *File, bool ReadLink) /* */ bool FTWScanner::RecursiveScan(string Dir) { + char *RealPath = NULL; /* If noprefix is set then jam the scan root in, so we don't generate link followed paths out of control */ if (InternalPrefix.empty() == true) { - if (realpath(Dir.c_str(),RealPath) == 0) + if ((RealPath = realpath(Dir.c_str(),NULL)) == 0) return _error->Errno("realpath",_("Failed to resolve %s"),Dir.c_str()); - InternalPrefix = RealPath; + InternalPrefix = RealPath; + free(RealPath); } // Do recursive directory searching @@ -183,13 +183,15 @@ bool FTWScanner::RecursiveScan(string Dir) of files from another file. */ bool FTWScanner::LoadFileList(string Dir,string File) { + char *RealPath = NULL; /* If noprefix is set then jam the scan root in, so we don't generate link followed paths out of control */ if (InternalPrefix.empty() == true) { - if (realpath(Dir.c_str(),RealPath) == 0) + if ((RealPath = realpath(Dir.c_str(),NULL)) == 0) return _error->Errno("realpath",_("Failed to resolve %s"),Dir.c_str()); InternalPrefix = RealPath; + free(RealPath); } Owner = this; @@ -311,6 +313,7 @@ PackagesWriter::PackagesWriter(string DB,string Overrides,string ExtOverrides, DoSHA256 = _config->FindB("APT::FTPArchive::SHA256",true); DoContents = _config->FindB("APT::FTPArchive::Contents",true); NoOverride = _config->FindB("APT::FTPArchive::NoOverrideMsg",false); + LongDescription = _config->FindB("APT::FTPArchive::LongDescription",true); if (Db.Loaded() == false) DoContents = false; @@ -417,10 +420,18 @@ bool PackagesWriter::DoPackage(string FileName) NewFileName = FileName; if (PathPrefix.empty() == false) NewFileName = flCombine(PathPrefix,NewFileName); - + + /* Configuration says we don't want to include the long Description + in the package file - instead we want to ship a separated file */ + string desc; + if (LongDescription == false) { + desc = Tags.FindS("Description").append("\n"); + OverItem->FieldOverride["Description"] = desc.substr(0, desc.find('\n')).c_str(); + } + // This lists all the changes to the fields we are going to make. // (7 hardcoded + maintainer + suggests + end marker) - TFRewriteData Changes[6+2+OverItem->FieldOverride.size()+1]; + TFRewriteData Changes[6+2+OverItem->FieldOverride.size()+1+1]; unsigned int End = 0; SetTFRewriteData(Changes[End++], "Size", Size); @@ -432,6 +443,14 @@ bool PackagesWriter::DoPackage(string FileName) SetTFRewriteData(Changes[End++], "Status", 0); SetTFRewriteData(Changes[End++], "Optional", 0); + string DescriptionMd5; + if (LongDescription == false) { + MD5Summation descmd5; + descmd5.Add(desc.c_str()); + DescriptionMd5 = descmd5.Result().Value(); + SetTFRewriteData(Changes[End++], "Description-md5", DescriptionMd5.c_str()); + } + // Rewrite the maintainer field if necessary bool MaintFailed; string NewMaint = OverItem->SwapMaint(Tags.FindS("Maintainer"),MaintFailed); @@ -449,7 +468,7 @@ bool PackagesWriter::DoPackage(string FileName) SetTFRewriteData(Changes[End++], "Maintainer", NewMaint.c_str()); /* Get rid of the Optional tag. This is an ugly, ugly, ugly hack that - dpkg-scanpackages does.. Well sort of. dpkg-scanpackages just does renaming + dpkg-scanpackages does. Well sort of. dpkg-scanpackages just does renaming but dpkg does this append bit. So we do the append bit, at least that way the status file and package file will remain similar. There are other transforms but optional is the only legacy one still in use for some lazy reason. */ @@ -540,7 +559,12 @@ bool SourcesWriter::DoPackage(string FileName) char *BlkEnd = Buffer + St.st_size; MD5Summation MD5; MD5.Add((unsigned char *)Start,BlkEnd - Start); - + + SHA1Summation SHA1; + SHA256Summation SHA256; + SHA1.Add((unsigned char *)Start,BlkEnd - Start); + SHA256.Add((unsigned char *)Start,BlkEnd - Start); + // Add an extra \n to the end, just in case *BlkEnd++ = '\n'; @@ -631,12 +655,25 @@ bool SourcesWriter::DoPackage(string FileName) } // Add the dsc to the files hash list + string const strippedName = flNotDir(FileName); char Files[1000]; snprintf(Files,sizeof(Files),"\n %s %lu %s\n %s", string(MD5.Result()).c_str(),St.st_size, - flNotDir(FileName).c_str(), + strippedName.c_str(), Tags.FindS("Files").c_str()); - + + char ChecksumsSha1[1000]; + snprintf(ChecksumsSha1,sizeof(ChecksumsSha1),"\n %s %lu %s\n %s", + string(SHA1.Result()).c_str(),St.st_size, + strippedName.c_str(), + Tags.FindS("Checksums-Sha1").c_str()); + + char ChecksumsSha256[1000]; + snprintf(ChecksumsSha256,sizeof(ChecksumsSha256),"\n %s %lu %s\n %s", + string(SHA256.Result()).c_str(),St.st_size, + strippedName.c_str(), + Tags.FindS("Checksums-Sha256").c_str()); + // Strip the DirStrip prefix from the FileName and add the PathPrefix string NewFileName; if (DirStrip.empty() == false && @@ -654,6 +691,7 @@ bool SourcesWriter::DoPackage(string FileName) // Perform the delinking operation over all of the files string ParseJnk; const char *C = Files; + char *RealPath = NULL; for (;isspace(*C); C++); while (*C != 0) { @@ -665,10 +703,11 @@ bool SourcesWriter::DoPackage(string FileName) char Jnk[2]; string OriginalPath = Directory + ParseJnk; - if (RealPath != 0 && readlink(OriginalPath.c_str(),Jnk,sizeof(Jnk)) != -1 && - realpath(OriginalPath.c_str(),RealPath) != 0) + if (readlink(OriginalPath.c_str(),Jnk,sizeof(Jnk)) != -1 && + (RealPath = realpath(OriginalPath.c_str(),NULL)) != 0) { string RP = RealPath; + free(RealPath); if (Delink(RP,OriginalPath.c_str(),Stats.DeLinkBytes,St.st_size) == false) return false; } @@ -679,12 +718,14 @@ bool SourcesWriter::DoPackage(string FileName) Directory.erase(Directory.end()-1); // This lists all the changes to the fields we are going to make. - // (5 hardcoded + maintainer + end marker) - TFRewriteData Changes[5+1+SOverItem->FieldOverride.size()+1]; + // (5 hardcoded + checksums + maintainer + end marker) + TFRewriteData Changes[5+2+1+SOverItem->FieldOverride.size()+1]; unsigned int End = 0; SetTFRewriteData(Changes[End++],"Source",Package.c_str(),"Package"); SetTFRewriteData(Changes[End++],"Files",Files); + SetTFRewriteData(Changes[End++],"Checksums-Sha1",ChecksumsSha1); + SetTFRewriteData(Changes[End++],"Checksums-Sha256",ChecksumsSha256); if (Directory != "./") SetTFRewriteData(Changes[End++],"Directory",Directory.c_str()); SetTFRewriteData(Changes[End++],"Priority",BestPrio.c_str()); @@ -818,9 +859,11 @@ ReleaseWriter::ReleaseWriter(string DB) AddPattern("Packages"); AddPattern("Packages.gz"); AddPattern("Packages.bz2"); + AddPattern("Packages.lzma"); AddPattern("Sources"); AddPattern("Sources.gz"); AddPattern("Sources.bz2"); + AddPattern("Sources.lzma"); AddPattern("Release"); AddPattern("md5sum.txt");