diff options
Diffstat (limited to 'apt-pkg/contrib')
32 files changed, 2609 insertions, 1063 deletions
diff --git a/apt-pkg/contrib/cdromutl.cc b/apt-pkg/contrib/cdromutl.cc index e25caf1a5..187f6bd59 100644 --- a/apt-pkg/contrib/cdromutl.cc +++ b/apt-pkg/contrib/cdromutl.cc @@ -10,6 +10,8 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include<config.h> + #include <apt-pkg/cdromutl.h> #include <apt-pkg/error.h> #include <apt-pkg/md5.h> @@ -17,8 +19,6 @@ #include <apt-pkg/configuration.h> #include <apt-pkg/strutl.h> -#include <apti18n.h> - #include <sys/wait.h> #include <sys/statvfs.h> #include <dirent.h> @@ -26,8 +26,12 @@ #include <sys/stat.h> #include <unistd.h> #include <stdio.h> + +#include <apti18n.h> /*}}}*/ +using std::string; + // IsMounted - Returns true if the mount point is mounted /*{{{*/ // --------------------------------------------------------------------- /* This is a simple algorithm that should always work, we stat the mount point diff --git a/apt-pkg/contrib/cdromutl.h b/apt-pkg/contrib/cdromutl.h index 38ed2996e..e94045b5c 100644 --- a/apt-pkg/contrib/cdromutl.h +++ b/apt-pkg/contrib/cdromutl.h @@ -12,13 +12,15 @@ #include <string> +#ifndef APT_8_CLEANER_HEADERS using std::string; +#endif // mount cdrom, DeviceName (e.g. /dev/sr0) is optional -bool MountCdrom(string Path, string DeviceName=""); -bool UnmountCdrom(string Path); -bool IdentCdrom(string CD,string &Res,unsigned int Version = 2); -bool IsMounted(string &Path); -string FindMountPointForDevice(const char *device); +bool MountCdrom(std::string Path, std::string DeviceName=""); +bool UnmountCdrom(std::string Path); +bool IdentCdrom(std::string CD,std::string &Res,unsigned int Version = 2); +bool IsMounted(std::string &Path); +std::string FindMountPointForDevice(const char *device); #endif diff --git a/apt-pkg/contrib/cmndline.cc b/apt-pkg/contrib/cmndline.cc index f7359c36e..159f330a1 100644 --- a/apt-pkg/contrib/cmndline.cc +++ b/apt-pkg/contrib/cmndline.cc @@ -11,11 +11,14 @@ ##################################################################### */ /*}}}*/ // Include files /*{{{*/ +#include<config.h> + +#include <apt-pkg/configuration.h> #include <apt-pkg/cmndline.h> #include <apt-pkg/error.h> #include <apt-pkg/strutl.h> -#include <apti18n.h> +#include <apti18n.h> /*}}}*/ using namespace std; diff --git a/apt-pkg/contrib/cmndline.h b/apt-pkg/contrib/cmndline.h index 7c0c71aa7..9f505fd41 100644 --- a/apt-pkg/contrib/cmndline.h +++ b/apt-pkg/contrib/cmndline.h @@ -44,9 +44,11 @@ #ifndef PKGLIB_CMNDLINE_H #define PKGLIB_CMNDLINE_H - - +#ifndef APT_8_CLEANER_HEADERS #include <apt-pkg/configuration.h> +#endif + +class Configuration; class CommandLine { diff --git a/apt-pkg/contrib/configuration.cc b/apt-pkg/contrib/configuration.cc index 2db191ba2..36866a35a 100644 --- a/apt-pkg/contrib/configuration.cc +++ b/apt-pkg/contrib/configuration.cc @@ -15,16 +15,19 @@ ##################################################################### */ /*}}}*/ // Include files /*{{{*/ +#include <config.h> + #include <apt-pkg/configuration.h> #include <apt-pkg/error.h> #include <apt-pkg/strutl.h> #include <apt-pkg/fileutl.h> -#include <apti18n.h> #include <vector> #include <fstream> #include <iostream> +#include <apti18n.h> + using namespace std; /*}}}*/ @@ -182,8 +185,14 @@ string Configuration::FindFile(const char *Name,const char *Default) const } string val = Itm->Value; - while (Itm->Parent != 0 && Itm->Parent->Value.empty() == false) - { + while (Itm->Parent != 0) + { + if (Itm->Parent->Value.empty() == true) + { + Itm = Itm->Parent; + continue; + } + // Absolute if (val.length() >= 1 && val[0] == '/') break; diff --git a/apt-pkg/contrib/configuration.h b/apt-pkg/contrib/configuration.h index 2844ec097..4c2e75041 100644 --- a/apt-pkg/contrib/configuration.h +++ b/apt-pkg/contrib/configuration.h @@ -34,7 +34,9 @@ #include <vector> #include <iostream> +#ifndef APT_8_CLEANER_HEADERS using std::string; +#endif class Configuration { @@ -42,13 +44,13 @@ class Configuration struct Item { - string Value; - string Tag; + std::string Value; + std::string Tag; Item *Parent; Item *Child; Item *Next; - string FullTag(const Item *Stop = 0) const; + std::string FullTag(const Item *Stop = 0) const; Item() : Parent(0), Child(0), Next(0) {}; }; @@ -67,35 +69,35 @@ class Configuration public: - string Find(const char *Name,const char *Default = 0) const; - string Find(string const &Name,const char *Default = 0) const {return Find(Name.c_str(),Default);}; - string Find(string const &Name, string const &Default) const {return Find(Name.c_str(),Default.c_str());}; - string FindFile(const char *Name,const char *Default = 0) const; - string FindDir(const char *Name,const char *Default = 0) const; - std::vector<string> FindVector(const char *Name) const; - std::vector<string> FindVector(string const &Name) const { return FindVector(Name.c_str()); }; + std::string Find(const char *Name,const char *Default = 0) const; + std::string Find(std::string const &Name,const char *Default = 0) const {return Find(Name.c_str(),Default);}; + std::string Find(std::string const &Name, std::string const &Default) const {return Find(Name.c_str(),Default.c_str());}; + std::string FindFile(const char *Name,const char *Default = 0) const; + std::string FindDir(const char *Name,const char *Default = 0) const; + std::vector<std::string> FindVector(const char *Name) const; + std::vector<std::string> FindVector(std::string const &Name) const { return FindVector(Name.c_str()); }; int FindI(const char *Name,int const &Default = 0) const; - int FindI(string const &Name,int const &Default = 0) const {return FindI(Name.c_str(),Default);}; + int FindI(std::string const &Name,int const &Default = 0) const {return FindI(Name.c_str(),Default);}; bool FindB(const char *Name,bool const &Default = false) const; - bool FindB(string const &Name,bool const &Default = false) const {return FindB(Name.c_str(),Default);}; - string FindAny(const char *Name,const char *Default = 0) const; + bool FindB(std::string const &Name,bool const &Default = false) const {return FindB(Name.c_str(),Default);}; + std::string FindAny(const char *Name,const char *Default = 0) const; - inline void Set(const string &Name,const string &Value) {Set(Name.c_str(),Value);}; - void CndSet(const char *Name,const string &Value); + inline void Set(const std::string &Name,const std::string &Value) {Set(Name.c_str(),Value);}; + void CndSet(const char *Name,const std::string &Value); void CndSet(const char *Name,const int Value); - void Set(const char *Name,const string &Value); + void Set(const char *Name,const std::string &Value); void Set(const char *Name,const int &Value); - inline bool Exists(const string &Name) const {return Exists(Name.c_str());}; + inline bool Exists(const std::string &Name) const {return Exists(Name.c_str());}; bool Exists(const char *Name) const; bool ExistsAny(const char *Name) const; // clear a whole tree - void Clear(const string &Name); + void Clear(const std::string &Name); // remove a certain value from a list (e.g. the list of "APT::Keep-Fds") - void Clear(string const &List, string const &Value); - void Clear(string const &List, int const &Value); + void Clear(std::string const &List, std::string const &Value); + void Clear(std::string const &List, int const &Value); inline const Item *Tree(const char *Name) const {return Lookup(Name);}; @@ -127,11 +129,11 @@ class Configuration extern Configuration *_config; -bool ReadConfigFile(Configuration &Conf,const string &FName, +bool ReadConfigFile(Configuration &Conf,const std::string &FName, bool const &AsSectional = false, unsigned const &Depth = 0); -bool ReadConfigDir(Configuration &Conf,const string &Dir, +bool ReadConfigDir(Configuration &Conf,const std::string &Dir, bool const &AsSectional = false, unsigned const &Depth = 0); diff --git a/apt-pkg/contrib/crc-16.cc b/apt-pkg/contrib/crc-16.cc index b300ed67e..4058821f9 100644 --- a/apt-pkg/contrib/crc-16.cc +++ b/apt-pkg/contrib/crc-16.cc @@ -15,6 +15,8 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/crc-16.h> /*}}}*/ @@ -63,7 +65,7 @@ static unsigned short const crc16_table[256] = /* Recompute the FCS with one more character appended. */ #define CalcFCS(fcs, c) (((fcs) >> 8) ^ crc16_table[((fcs) ^ (c)) & 0xff]) unsigned short AddCRC16(unsigned short fcs, void const *Buf, - unsigned long len) + unsigned long long len) { unsigned char const *buf = (unsigned char const *)Buf; while (len--) diff --git a/apt-pkg/contrib/crc-16.h b/apt-pkg/contrib/crc-16.h index f30678bac..702de40b2 100644 --- a/apt-pkg/contrib/crc-16.h +++ b/apt-pkg/contrib/crc-16.h @@ -12,6 +12,6 @@ #define INIT_FCS 0xffff unsigned short AddCRC16(unsigned short fcs, void const *buf, - unsigned long len); + unsigned long long len); #endif diff --git a/apt-pkg/contrib/error.cc b/apt-pkg/contrib/error.cc index edb290f34..122e2c809 100644 --- a/apt-pkg/contrib/error.cc +++ b/apt-pkg/contrib/error.cc @@ -13,6 +13,8 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/error.h> #include <iostream> @@ -24,8 +26,7 @@ #include <string> #include <cstring> -#include "config.h" - /*}}}*/ + /*}}}*/ // Global Error Object /*{{{*/ /* If the implementation supports posix threads then the accessor function diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 85dc6f600..1808489d7 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -18,14 +18,15 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/fileutl.h> #include <apt-pkg/strutl.h> #include <apt-pkg/error.h> #include <apt-pkg/sptr.h> +#include <apt-pkg/aptconfiguration.h> #include <apt-pkg/configuration.h> -#include <apti18n.h> - #include <cstdlib> #include <cstring> #include <cstdio> @@ -43,14 +44,42 @@ #include <set> #include <algorithm> -#include <config.h> +// FIXME: Compressor Fds have some speed disadvantages and are a bit buggy currently, +// so while the current implementation satisfies the testcases it is not a real option +// to disable it for now +#define APT_USE_ZLIB 1 +#if APT_USE_ZLIB +#include <zlib.h> +#else +#pragma message "Usage of zlib is DISABLED!" +#endif + #ifdef WORDS_BIGENDIAN #include <inttypes.h> #endif + +#include <apti18n.h> /*}}}*/ using namespace std; +class FileFdPrivate { + public: +#if APT_USE_ZLIB + gzFile gz; +#else + void* gz; +#endif + int compressed_fd; + pid_t compressor_pid; + bool pipe; + APT::Configuration::Compressor compressor; + unsigned int openmode; + unsigned long long seekpos; + FileFdPrivate() : gz(NULL), compressed_fd(-1), compressor_pid(-1), pipe(false), + openmode(0), seekpos(0) {}; +}; + // RunScripts - Run a set of scripts from a configuration subtree /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -132,10 +161,10 @@ bool CopyFile(FileFd &From,FileFd &To) // Buffered copy between fds SPtrArray<unsigned char> Buf = new unsigned char[64000]; - unsigned long Size = From.Size(); + unsigned long long Size = From.Size(); while (Size != 0) { - unsigned long ToRead = Size; + unsigned long long ToRead = Size; if (Size > 64000) ToRead = 64000; @@ -358,6 +387,13 @@ std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> c { if (RealFileExists(File.c_str()) == false) { + // do not show ignoration warnings for directories + if ( +#ifdef _DIRENT_HAVE_D_TYPE + Ent->d_type == DT_DIR || +#endif + DirectoryExists(File.c_str()) == true) + continue; if (SilentIgnore.Match(Ent->d_name) == false) _error->Notice(_("Ignoring '%s' in directory '%s' as it is not a regular file"), Ent->d_name, Dir.c_str()); continue; @@ -429,6 +465,80 @@ std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> c std::sort(List.begin(),List.end()); return List; } +std::vector<string> GetListOfFilesInDir(string const &Dir, bool SortList) +{ + bool const Debug = _config->FindB("Debug::GetListOfFilesInDir", false); + if (Debug == true) + std::clog << "Accept in " << Dir << " all regular files" << std::endl; + + std::vector<string> List; + + if (DirectoryExists(Dir.c_str()) == false) + { + _error->Error(_("List of files can't be created as '%s' is not a directory"), Dir.c_str()); + return List; + } + + DIR *D = opendir(Dir.c_str()); + if (D == 0) + { + _error->Errno("opendir",_("Unable to read %s"),Dir.c_str()); + return List; + } + + for (struct dirent *Ent = readdir(D); Ent != 0; Ent = readdir(D)) + { + // skip "hidden" files + if (Ent->d_name[0] == '.') + continue; + + // Make sure it is a file and not something else + string const File = flCombine(Dir,Ent->d_name); +#ifdef _DIRENT_HAVE_D_TYPE + if (Ent->d_type != DT_REG) +#endif + { + if (RealFileExists(File.c_str()) == false) + { + if (Debug == true) + std::clog << "Bad file: " << Ent->d_name << " → it is not a real file" << std::endl; + continue; + } + } + + // Skip bad filenames ala run-parts + const char *C = Ent->d_name; + for (; *C != 0; ++C) + if (isalpha(*C) == 0 && isdigit(*C) == 0 + && *C != '_' && *C != '-' && *C != '.') + break; + + // we don't reach the end of the name -> bad character included + if (*C != 0) + { + if (Debug == true) + std::clog << "Bad file: " << Ent->d_name << " → bad character »" << *C << "« in filename" << std::endl; + continue; + } + + // skip filenames which end with a period. These are never valid + if (*(C - 1) == '.') + { + if (Debug == true) + std::clog << "Bad file: " << Ent->d_name << " → Period as last character" << std::endl; + continue; + } + + if (Debug == true) + std::clog << "Accept file: " << Ent->d_name << " in " << Dir << std::endl; + List.push_back(File); + } + closedir(D); + + if (SortList == true) + std::sort(List.begin(),List.end()); + return List; +} /*}}}*/ // SafeGetCWD - This is a safer getcwd that returns a dynamic string /*{{{*/ // --------------------------------------------------------------------- @@ -717,83 +827,291 @@ bool ExecWait(pid_t Pid,const char *Name,bool Reap) // FileFd::Open - Open a file /*{{{*/ // --------------------------------------------------------------------- /* The most commonly used open mode combinations are given with Mode */ -bool FileFd::Open(string FileName,OpenMode Mode, unsigned long Perms) +bool FileFd::Open(string FileName,unsigned int const Mode,CompressMode Compress, unsigned long const Perms) { - Close(); - Flags = AutoClose; - switch (Mode) + if (Mode == ReadOnlyGzip) + return Open(FileName, ReadOnly, Gzip, Perms); + + if (Compress == Auto && (Mode & WriteOnly) == WriteOnly) + return _error->Error("Autodetection on %s only works in ReadOnly openmode!", FileName.c_str()); + + // FIXME: Denote inbuilt compressors somehow - as we don't need to have the binaries for them + std::vector<APT::Configuration::Compressor> const compressors = APT::Configuration::getCompressors(); + std::vector<APT::Configuration::Compressor>::const_iterator compressor = compressors.begin(); + if (Compress == Auto) { - case ReadOnly: - iFd = open(FileName.c_str(),O_RDONLY); - break; - - case ReadOnlyGzip: - iFd = open(FileName.c_str(),O_RDONLY); - if (iFd > 0) { - gz = gzdopen (iFd, "r"); - if (gz == NULL) { - close (iFd); - iFd = -1; - } - } - break; - - case WriteAtomic: + for (; compressor != compressors.end(); ++compressor) { - Flags |= Replace; - char *name = strdup((FileName + ".XXXXXX").c_str()); - TemporaryFileName = string(mktemp(name)); - iFd = open(TemporaryFileName.c_str(),O_RDWR | O_CREAT | O_EXCL,Perms); - free(name); + std::string file = std::string(FileName).append(compressor->Extension); + if (FileExists(file) == false) + continue; + FileName = file; break; } - - case WriteEmpty: + } + else if (Compress == Extension) + { + std::string::size_type const found = FileName.find_last_of('.'); + std::string ext; + if (found != std::string::npos) { - struct stat Buf; - if (lstat(FileName.c_str(),&Buf) == 0 && S_ISLNK(Buf.st_mode)) - unlink(FileName.c_str()); - iFd = open(FileName.c_str(),O_RDWR | O_CREAT | O_TRUNC,Perms); - break; + ext = FileName.substr(found); + if (ext == ".new" || ext == ".bak") + { + std::string::size_type const found2 = FileName.find_last_of('.', found - 1); + if (found2 != std::string::npos) + ext = FileName.substr(found2, found - found2); + else + ext.clear(); + } } - - case WriteExists: - iFd = open(FileName.c_str(),O_RDWR); - break; + for (; compressor != compressors.end(); ++compressor) + if (ext == compressor->Extension) + break; + // no matching extension - assume uncompressed (imagine files like 'example.org_Packages') + if (compressor == compressors.end()) + for (compressor = compressors.begin(); compressor != compressors.end(); ++compressor) + if (compressor->Name == ".") + break; + } + else + { + std::string name; + switch (Compress) + { + case None: name = "."; break; + case Gzip: name = "gzip"; break; + case Bzip2: name = "bzip2"; break; + case Lzma: name = "lzma"; break; + case Xz: name = "xz"; break; + case Auto: + case Extension: + // Unreachable + return _error->Error("Opening File %s in None, Auto or Extension should be already handled?!?", FileName.c_str()); + } + for (; compressor != compressors.end(); ++compressor) + if (compressor->Name == name) + break; + if (compressor == compressors.end()) + return _error->Error("Can't find a configured compressor %s for file %s", name.c_str(), FileName.c_str()); + } - case WriteAny: - iFd = open(FileName.c_str(),O_RDWR | O_CREAT,Perms); - break; + if (compressor == compressors.end()) + return _error->Error("Can't find a match for specified compressor mode for file %s", FileName.c_str()); + return Open(FileName, Mode, *compressor, Perms); +} +bool FileFd::Open(string FileName,unsigned int const Mode,APT::Configuration::Compressor const &compressor, unsigned long const Perms) +{ + Close(); + d = new FileFdPrivate; + d->openmode = Mode; + Flags = AutoClose; - case WriteTemp: + if ((Mode & WriteOnly) != WriteOnly && (Mode & (Atomic | Create | Empty | Exclusive)) != 0) + return _error->Error("ReadOnly mode for %s doesn't accept additional flags!", FileName.c_str()); + if ((Mode & ReadWrite) == 0) + return _error->Error("No openmode provided in FileFd::Open for %s", FileName.c_str()); + + if ((Mode & Atomic) == Atomic) + { + Flags |= Replace; + char *name = strdup((FileName + ".XXXXXX").c_str()); + TemporaryFileName = string(mktemp(name)); + free(name); + } + else if ((Mode & (Exclusive | Create)) == (Exclusive | Create)) + { + // for atomic, this will be done by rename in Close() unlink(FileName.c_str()); - iFd = open(FileName.c_str(),O_RDWR | O_CREAT | O_EXCL,Perms); - break; - } + } + if ((Mode & Empty) == Empty) + { + struct stat Buf; + if (lstat(FileName.c_str(),&Buf) == 0 && S_ISLNK(Buf.st_mode)) + unlink(FileName.c_str()); + } + + int fileflags = 0; + #define if_FLAGGED_SET(FLAG, MODE) if ((Mode & FLAG) == FLAG) fileflags |= MODE + if_FLAGGED_SET(ReadWrite, O_RDWR); + else if_FLAGGED_SET(ReadOnly, O_RDONLY); + else if_FLAGGED_SET(WriteOnly, O_WRONLY); + + if_FLAGGED_SET(Create, O_CREAT); + if_FLAGGED_SET(Empty, O_TRUNC); + if_FLAGGED_SET(Exclusive, O_EXCL); + else if_FLAGGED_SET(Atomic, O_EXCL); + #undef if_FLAGGED_SET + + if (TemporaryFileName.empty() == false) + iFd = open(TemporaryFileName.c_str(), fileflags, Perms); + else + iFd = open(FileName.c_str(), fileflags, Perms); - if (iFd < 0) - return _error->Errno("open",_("Could not open file %s"),FileName.c_str()); - this->FileName = FileName; + if (iFd == -1 || OpenInternDescriptor(Mode, compressor) == false) + { + if (iFd != -1) + { + close (iFd); + iFd = -1; + } + return _error->Errno("open",_("Could not open file %s"), FileName.c_str()); + } + SetCloseExec(iFd,true); return true; } + /*}}}*/ +// FileFd::OpenDescriptor - Open a filedescriptor /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool FileFd::OpenDescriptor(int Fd, unsigned int const Mode, CompressMode Compress, bool AutoClose) +{ + std::vector<APT::Configuration::Compressor> const compressors = APT::Configuration::getCompressors(); + std::vector<APT::Configuration::Compressor>::const_iterator compressor = compressors.begin(); + std::string name; + + // compat with the old API + if (Mode == ReadOnlyGzip && Compress == None) + Compress = Gzip; + + switch (Compress) + { + case None: name = "."; break; + case Gzip: name = "gzip"; break; + case Bzip2: name = "bzip2"; break; + case Lzma: name = "lzma"; break; + case Xz: name = "xz"; break; + case Auto: + case Extension: + return _error->Error("Opening Fd %d in Auto or Extension compression mode is not supported", Fd); + } + for (; compressor != compressors.end(); ++compressor) + if (compressor->Name == name) + break; + if (compressor == compressors.end()) + return _error->Error("Can't find a configured compressor %s for file %s", name.c_str(), FileName.c_str()); -bool FileFd::OpenDescriptor(int Fd, OpenMode Mode, bool AutoClose) + return OpenDescriptor(Fd, Mode, *compressor, AutoClose); +} +bool FileFd::OpenDescriptor(int Fd, unsigned int const Mode, APT::Configuration::Compressor const &compressor, bool AutoClose) { Close(); + d = new FileFdPrivate; + d->openmode = Mode; Flags = (AutoClose) ? FileFd::AutoClose : 0; iFd = Fd; - if (Mode == ReadOnlyGzip) { - gz = gzdopen (iFd, "r"); - if (gz == NULL) { - if (AutoClose) - close (iFd); - return _error->Errno("gzdopen",_("Could not open file descriptor %d"), - Fd); + this->FileName = ""; + if (OpenInternDescriptor(Mode, compressor) == false) + { + if (AutoClose) + close (iFd); + return _error->Errno("gzdopen",_("Could not open file descriptor %d"), Fd); + } + return true; +} +bool FileFd::OpenInternDescriptor(unsigned int const Mode, APT::Configuration::Compressor const &compressor) +{ + d->compressor = compressor; + if (compressor.Name == "." || compressor.Binary.empty() == true) + return true; +#if APT_USE_ZLIB + else if (compressor.Name == "gzip") + { + if ((Mode & ReadWrite) == ReadWrite) + d->gz = gzdopen(iFd, "r+"); + else if ((Mode & WriteOnly) == WriteOnly) + d->gz = gzdopen(iFd, "w"); + else + d->gz = gzdopen (iFd, "r"); + if (d->gz == NULL) + return false; + Flags |= Compressed; + return true; + } +#endif + + if ((Mode & ReadWrite) == ReadWrite) + return _error->Error("ReadWrite mode is not supported for file %s", FileName.c_str()); + + bool const Comp = (Mode & WriteOnly) == WriteOnly; + // Handle 'decompression' of empty files + if (Comp == false) + { + struct stat Buf; + fstat(iFd, &Buf); + if (Buf.st_size == 0 && S_ISFIFO(Buf.st_mode) == false) + return true; + + // We don't need the file open - instead let the compressor open it + // as he properly knows better how to efficiently read from 'his' file + if (FileName.empty() == false) + close(iFd); + } + + // Create a data pipe + int Pipe[2] = {-1,-1}; + if (pipe(Pipe) != 0) + return _error->Errno("pipe",_("Failed to create subprocess IPC")); + for (int J = 0; J != 2; J++) + SetCloseExec(Pipe[J],true); + + d->compressed_fd = iFd; + d->pipe = true; + + if (Comp == true) + iFd = Pipe[1]; + else + iFd = Pipe[0]; + + // The child.. + d->compressor_pid = ExecFork(); + if (d->compressor_pid == 0) + { + if (Comp == true) + { + dup2(d->compressed_fd,STDOUT_FILENO); + dup2(Pipe[0],STDIN_FILENO); + } + else + { + if (FileName.empty() == true) + dup2(d->compressed_fd,STDIN_FILENO); + dup2(Pipe[1],STDOUT_FILENO); + } + + SetCloseExec(STDOUT_FILENO,false); + SetCloseExec(STDIN_FILENO,false); + + std::vector<char const*> Args; + Args.push_back(compressor.Binary.c_str()); + std::vector<std::string> const * const addArgs = + (Comp == true) ? &(compressor.CompressArgs) : &(compressor.UncompressArgs); + for (std::vector<std::string>::const_iterator a = addArgs->begin(); + a != addArgs->end(); ++a) + Args.push_back(a->c_str()); + if (Comp == false && FileName.empty() == false) + { + Args.push_back("--stdout"); + if (TemporaryFileName.empty() == false) + Args.push_back(TemporaryFileName.c_str()); + else + Args.push_back(FileName.c_str()); } + Args.push_back(NULL); + + execvp(Args[0],(char **)&Args[0]); + cerr << _("Failed to exec compressor ") << Args[0] << endl; + _exit(100); } - this->FileName = ""; + if (Comp == true) + close(Pipe[0]); + else + close(Pipe[1]); + if (Comp == true || FileName.empty() == true) + close(d->compressed_fd); + return true; } /*}}}*/ @@ -810,29 +1128,42 @@ FileFd::~FileFd() // --------------------------------------------------------------------- /* We are carefull to handle interruption by a signal while reading gracefully. */ -bool FileFd::Read(void *To,unsigned long Size,unsigned long *Actual) +bool FileFd::Read(void *To,unsigned long long Size,unsigned long long *Actual) { int Res; errno = 0; if (Actual != 0) *Actual = 0; - + *((char *)To) = '\0'; do { - if (gz != NULL) - Res = gzread(gz,To,Size); +#if APT_USE_ZLIB + if (d->gz != NULL) + Res = gzread(d->gz,To,Size); else +#endif Res = read(iFd,To,Size); - if (Res < 0 && errno == EINTR) - continue; + if (Res < 0) { + if (errno == EINTR) + continue; Flags |= Fail; +#if APT_USE_ZLIB + if (d->gz != NULL) + { + int err; + char const * const errmsg = gzerror(d->gz, &err); + if (err != Z_ERRNO) + return _error->Error("gzread: %s (%d: %s)", _("Read error"), err, errmsg); + } +#endif return _error->Errno("read",_("Read error")); } To = (char *)To + Res; Size -= Res; + d->seekpos += Res; if (Actual != 0) *Actual += Res; } @@ -849,21 +1180,52 @@ bool FileFd::Read(void *To,unsigned long Size,unsigned long *Actual) } Flags |= Fail; - return _error->Error(_("read, still have %lu to read but none left"),Size); + return _error->Error(_("read, still have %llu to read but none left"), Size); +} + /*}}}*/ +// FileFd::ReadLine - Read a complete line from the file /*{{{*/ +// --------------------------------------------------------------------- +/* Beware: This method can be quiet slow for big buffers on UNcompressed + files because of the naive implementation! */ +char* FileFd::ReadLine(char *To, unsigned long long const Size) +{ + *To = '\0'; +#if APT_USE_ZLIB + if (d->gz != NULL) + return gzgets(d->gz, To, Size); +#endif + + unsigned long long read = 0; + while ((Size - 1) != read) + { + unsigned long long done = 0; + if (Read(To + read, 1, &done) == false) + return NULL; + if (done == 0) + break; + if (To[read++] == '\n') + break; + } + if (read == 0) + return NULL; + To[read] = '\0'; + return To; } /*}}}*/ // FileFd::Write - Write to the file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool FileFd::Write(const void *From,unsigned long Size) +bool FileFd::Write(const void *From,unsigned long long Size) { int Res; errno = 0; do { - if (gz != NULL) - Res = gzwrite(gz,From,Size); +#if APT_USE_ZLIB + if (d->gz != NULL) + Res = gzwrite(d->gz,From,Size); else +#endif Res = write(iFd,From,Size); if (Res < 0 && errno == EINTR) continue; @@ -875,6 +1237,7 @@ bool FileFd::Write(const void *From,unsigned long Size) From = (char *)From + Res; Size -= Res; + d->seekpos += Res; } while (Res > 0 && Size > 0); @@ -882,53 +1245,108 @@ bool FileFd::Write(const void *From,unsigned long Size) return true; Flags |= Fail; - return _error->Error(_("write, still have %lu to write but couldn't"),Size); + return _error->Error(_("write, still have %llu to write but couldn't"), Size); } /*}}}*/ // FileFd::Seek - Seek in the file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool FileFd::Seek(unsigned long To) +bool FileFd::Seek(unsigned long long To) { + if (d->pipe == true) + { + // Our poor man seeking in pipes is costly, so try to avoid it + unsigned long long seekpos = Tell(); + if (seekpos == To) + return true; + else if (seekpos < To) + return Skip(To - seekpos); + + if ((d->openmode & ReadOnly) != ReadOnly) + return _error->Error("Reopen is only implemented for read-only files!"); + close(iFd); + iFd = 0; + if (TemporaryFileName.empty() == false) + iFd = open(TemporaryFileName.c_str(), O_RDONLY); + else if (FileName.empty() == false) + iFd = open(FileName.c_str(), O_RDONLY); + else + { + if (d->compressed_fd > 0) + if (lseek(d->compressed_fd, 0, SEEK_SET) != 0) + iFd = d->compressed_fd; + if (iFd <= 0) + return _error->Error("Reopen is not implemented for pipes opened with FileFd::OpenDescriptor()!"); + } + + if (OpenInternDescriptor(d->openmode, d->compressor) == false) + return _error->Error("Seek on file %s because it couldn't be reopened", FileName.c_str()); + + if (To != 0) + return Skip(To); + + d->seekpos = To; + return true; + } int res; - if (gz) - res = gzseek(gz,To,SEEK_SET); +#if APT_USE_ZLIB + if (d->gz) + res = gzseek(d->gz,To,SEEK_SET); else +#endif res = lseek(iFd,To,SEEK_SET); if (res != (signed)To) { Flags |= Fail; - return _error->Error("Unable to seek to %lu",To); + return _error->Error("Unable to seek to %llu", To); } - + + d->seekpos = To; return true; } /*}}}*/ // FileFd::Skip - Seek in the file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool FileFd::Skip(unsigned long Over) +bool FileFd::Skip(unsigned long long Over) { + if (d->pipe == true) + { + d->seekpos += Over; + char buffer[1024]; + while (Over != 0) + { + unsigned long long toread = std::min((unsigned long long) sizeof(buffer), Over); + if (Read(buffer, toread) == false) + return _error->Error("Unable to seek ahead %llu",Over); + Over -= toread; + } + return true; + } + int res; - if (gz) - res = gzseek(gz,Over,SEEK_CUR); +#if APT_USE_ZLIB + if (d->gz != NULL) + res = gzseek(d->gz,Over,SEEK_CUR); else +#endif res = lseek(iFd,Over,SEEK_CUR); if (res < 0) { Flags |= Fail; - return _error->Error("Unable to seek ahead %lu",Over); + return _error->Error("Unable to seek ahead %llu",Over); } - + d->seekpos = res; + return true; } /*}}}*/ // FileFd::Truncate - Truncate the file /*{{{*/ // --------------------------------------------------------------------- /* */ -bool FileFd::Truncate(unsigned long To) +bool FileFd::Truncate(unsigned long long To) { - if (gz) + if (d->gz != NULL) { Flags |= Fail; return _error->Error("Truncating gzipped files is not implemented (%s)", FileName.c_str()); @@ -936,7 +1354,7 @@ bool FileFd::Truncate(unsigned long To) if (ftruncate(iFd,To) != 0) { Flags |= Fail; - return _error->Error("Unable to truncate to %lu",To); + return _error->Error("Unable to truncate to %llu",To); } return true; @@ -945,46 +1363,81 @@ bool FileFd::Truncate(unsigned long To) // FileFd::Tell - Current seek position /*{{{*/ // --------------------------------------------------------------------- /* */ -unsigned long FileFd::Tell() +unsigned long long FileFd::Tell() { + // In theory, we could just return seekpos here always instead of + // seeking around, but not all users of FileFd use always Seek() and co + // so d->seekpos isn't always true and we can just use it as a hint if + // we have nothing else, but not always as an authority… + if (d->pipe == true) + return d->seekpos; + off_t Res; - if (gz) - Res = gztell(gz); +#if APT_USE_ZLIB + if (d->gz != NULL) + Res = gztell(d->gz); else +#endif Res = lseek(iFd,0,SEEK_CUR); if (Res == (off_t)-1) _error->Errno("lseek","Failed to determine the current file position"); + d->seekpos = Res; return Res; } /*}}}*/ // FileFd::FileSize - Return the size of the file /*{{{*/ // --------------------------------------------------------------------- /* */ -unsigned long FileFd::FileSize() +unsigned long long FileFd::FileSize() { struct stat Buf; - - if (fstat(iFd,&Buf) != 0) + if (d->pipe == false && fstat(iFd,&Buf) != 0) return _error->Errno("fstat","Unable to determine the file size"); + + // for compressor pipes st_size is undefined and at 'best' zero + if (d->pipe == true || S_ISFIFO(Buf.st_mode)) + { + // we set it here, too, as we get the info here for free + // in theory the Open-methods should take care of it already + d->pipe = true; + if (stat(FileName.c_str(), &Buf) != 0) + return _error->Errno("stat","Unable to determine the file size"); + } + return Buf.st_size; } /*}}}*/ // FileFd::Size - Return the size of the content in the file /*{{{*/ // --------------------------------------------------------------------- /* */ -unsigned long FileFd::Size() +unsigned long long FileFd::Size() { - unsigned long size = FileSize(); + unsigned long long size = FileSize(); + // for compressor pipes st_size is undefined and at 'best' zero, + // so we 'read' the content and 'seek' back - see there + if (d->pipe == true) + { + unsigned long long const oldSeek = Tell(); + char ignore[1000]; + unsigned long long read = 0; + do { + Read(ignore, sizeof(ignore), &read); + } while(read != 0); + size = Tell(); + Seek(oldSeek); + } +#if APT_USE_ZLIB // only check gzsize if we are actually a gzip file, just checking for - // "gz" is not sufficient as uncompressed files will be opened with + // "gz" is not sufficient as uncompressed files could be opened with // gzopen in "direct" mode as well - if (gz && !gzdirect(gz) && size > 0) + else if (d->gz && !gzdirect(d->gz) && size > 0) { + off_t const oldPos = lseek(iFd,0,SEEK_CUR); /* unfortunately zlib.h doesn't provide a gzsize(), so we have to do * this ourselves; the original (uncompressed) file size is the last 32 * bits of the file */ - off_t orig_pos = lseek(iFd, 0, SEEK_CUR); + // FIXME: Size for gz-files is limited by 32bit… no largefile support if (lseek(iFd, -4, SEEK_END) < 0) return _error->Errno("lseek","Unable to seek to end of gzipped file"); size = 0L; @@ -998,28 +1451,63 @@ unsigned long FileFd::Size() size = tmp_size; #endif - if (lseek(iFd, orig_pos, SEEK_SET) < 0) + if (lseek(iFd, oldPos, SEEK_SET) < 0) return _error->Errno("lseek","Unable to seek in gzipped file"); + return size; } +#endif return size; } /*}}}*/ +// FileFd::ModificationTime - Return the time of last touch /*{{{*/ +// --------------------------------------------------------------------- +/* */ +time_t FileFd::ModificationTime() +{ + struct stat Buf; + if (d->pipe == false && fstat(iFd,&Buf) != 0) + { + _error->Errno("fstat","Unable to determine the modification time of file %s", FileName.c_str()); + return 0; + } + + // for compressor pipes st_size is undefined and at 'best' zero + if (d->pipe == true || S_ISFIFO(Buf.st_mode)) + { + // we set it here, too, as we get the info here for free + // in theory the Open-methods should take care of it already + d->pipe = true; + if (stat(FileName.c_str(), &Buf) != 0) + { + _error->Errno("fstat","Unable to determine the modification time of file %s", FileName.c_str()); + return 0; + } + } + + return Buf.st_mtime; +} + /*}}}*/ // FileFd::Close - Close the file if the close flag is set /*{{{*/ // --------------------------------------------------------------------- /* */ bool FileFd::Close() { + if (iFd == -1) + return true; + bool Res = true; if ((Flags & AutoClose) == AutoClose) { - if (gz != NULL) { - int const e = gzclose(gz); - // gzdopen() on empty files always fails with "buffer error" here, ignore that +#if APT_USE_ZLIB + if (d != NULL && d->gz != NULL) { + int const e = gzclose(d->gz); + // gzdclose() on empty files always fails with "buffer error" here, ignore that if (e != 0 && e != Z_BUF_ERROR) Res &= _error->Errno("close",_("Problem closing the gzip file %s"), FileName.c_str()); } else +#endif if (iFd > 0 && close(iFd) != 0) Res &= _error->Errno("close",_("Problem closing the file %s"), FileName.c_str()); } @@ -1029,16 +1517,23 @@ bool FileFd::Close() Res &= _error->Errno("rename",_("Problem renaming the file %s to %s"), TemporaryFileName.c_str(), FileName.c_str()); FileName = TemporaryFileName; // for the unlink() below. + TemporaryFileName.clear(); } iFd = -1; - gz = NULL; if ((Flags & Fail) == Fail && (Flags & DelOnFail) == DelOnFail && FileName.empty() == false) if (unlink(FileName.c_str()) != 0) Res &= _error->WarningE("unlnk",_("Problem unlinking the file %s"), FileName.c_str()); + if (d != NULL) + { + if (d->compressor_pid > 0) + ExecWait(d->compressor_pid, "FileFdCompressor", true); + delete d; + d = NULL; + } return Res; } @@ -1055,3 +1550,5 @@ bool FileFd::Sync() return true; } /*}}}*/ + +gzFile FileFd::gzFd() { return (gzFile) d->gz; } diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h index a1b177f38..1ca41cb7d 100644 --- a/apt-pkg/contrib/fileutl.h +++ b/apt-pkg/contrib/fileutl.h @@ -22,82 +22,142 @@ #define PKGLIB_FILEUTL_H #include <apt-pkg/macros.h> +#include <apt-pkg/aptconfiguration.h> #include <string> #include <vector> #include <zlib.h> +#ifndef APT_8_CLEANER_HEADERS +using std::string; +#endif + /* Define this for python-apt */ #define APT_HAS_GZIP 1 -using std::string; - +class FileFdPrivate; class FileFd { protected: int iFd; enum LocalFlags {AutoClose = (1<<0),Fail = (1<<1),DelOnFail = (1<<2), - HitEof = (1<<3), Replace = (1<<4) }; + HitEof = (1<<3), Replace = (1<<4), Compressed = (1<<5) }; unsigned long Flags; - string FileName; - string TemporaryFileName; - gzFile gz; + std::string FileName; + std::string TemporaryFileName; public: - enum OpenMode {ReadOnly,WriteEmpty,WriteExists,WriteAny,WriteTemp,ReadOnlyGzip, - WriteAtomic}; + enum OpenMode { + ReadOnly = (1 << 0), + WriteOnly = (1 << 1), + ReadWrite = ReadOnly | WriteOnly, + + Create = (1 << 2), + Exclusive = (1 << 3), + Atomic = Exclusive | (1 << 4), + Empty = (1 << 5), + + WriteEmpty = ReadWrite | Create | Empty, + WriteExists = ReadWrite, + WriteAny = ReadWrite | Create, + WriteTemp = ReadWrite | Create | Exclusive, + ReadOnlyGzip, + WriteAtomic = ReadWrite | Create | Atomic + }; + enum CompressMode { Auto = 'A', None = 'N', Extension = 'E', Gzip = 'G', Bzip2 = 'B', Lzma = 'L', Xz = 'X' }; - inline bool Read(void *To,unsigned long Size,bool AllowEof) + inline bool Read(void *To,unsigned long long Size,bool AllowEof) { - unsigned long Jnk; + unsigned long long Jnk; if (AllowEof) return Read(To,Size,&Jnk); return Read(To,Size); } - bool Read(void *To,unsigned long Size,unsigned long *Actual = 0); - bool Write(const void *From,unsigned long Size); - bool Seek(unsigned long To); - bool Skip(unsigned long To); - bool Truncate(unsigned long To); - unsigned long Tell(); - unsigned long Size(); - unsigned long FileSize(); - bool Open(string FileName,OpenMode Mode,unsigned long Perms = 0666); - bool OpenDescriptor(int Fd, OpenMode Mode, bool AutoClose=false); + bool Read(void *To,unsigned long long Size,unsigned long long *Actual = 0); + char* ReadLine(char *To, unsigned long long const Size); + bool Write(const void *From,unsigned long long Size); + bool Seek(unsigned long long To); + bool Skip(unsigned long long To); + bool Truncate(unsigned long long To); + unsigned long long Tell(); + unsigned long long Size(); + unsigned long long FileSize(); + time_t ModificationTime(); + + /* You want to use 'unsigned long long' if you are talking about a file + to be able to support large files (>2 or >4 GB) properly. + This shouldn't happen all to often for the indexes, but deb's might be… + And as the auto-conversation converts a 'unsigned long *' to a 'bool' + instead of 'unsigned long long *' we need to provide this explicitely - + otherwise applications magically start to fail… */ + __deprecated bool Read(void *To,unsigned long long Size,unsigned long *Actual) + { + unsigned long long R; + bool const T = Read(To, Size, &R); + *Actual = R; + return T; + } + + bool Open(std::string FileName,unsigned int const Mode,CompressMode Compress,unsigned long const Perms = 0666); + bool Open(std::string FileName,unsigned int const Mode,APT::Configuration::Compressor const &compressor,unsigned long const Perms = 0666); + inline bool Open(std::string const &FileName,unsigned int const Mode, unsigned long const Perms = 0666) { + return Open(FileName, Mode, None, Perms); + }; + bool OpenDescriptor(int Fd, unsigned int const Mode, CompressMode Compress, bool AutoClose=false); + bool OpenDescriptor(int Fd, unsigned int const Mode, APT::Configuration::Compressor const &compressor, bool AutoClose=false); + inline bool OpenDescriptor(int Fd, unsigned int const Mode, bool AutoClose=false) { + return OpenDescriptor(Fd, Mode, None, AutoClose); + }; bool Close(); bool Sync(); // Simple manipulators inline int Fd() {return iFd;}; - inline void Fd(int fd) {iFd = fd;}; - inline gzFile gzFd() {return gz;}; + inline void Fd(int fd) { OpenDescriptor(fd, ReadWrite);}; + __deprecated gzFile gzFd(); + inline bool IsOpen() {return iFd >= 0;}; inline bool Failed() {return (Flags & Fail) == Fail;}; inline void EraseOnFailure() {Flags |= DelOnFail;}; inline void OpFail() {Flags |= Fail;}; inline bool Eof() {return (Flags & HitEof) == HitEof;}; - inline string &Name() {return FileName;}; + inline bool IsCompressed() {return (Flags & Compressed) == Compressed;}; + inline std::string &Name() {return FileName;}; - FileFd(string FileName,OpenMode Mode,unsigned long Perms = 0666) : iFd(-1), - Flags(0), gz(NULL) + FileFd(std::string FileName,unsigned int const Mode,unsigned long Perms = 0666) : iFd(-1), Flags(0), d(NULL) + { + Open(FileName,Mode, None, Perms); + }; + FileFd(std::string FileName,unsigned int const Mode, CompressMode Compress, unsigned long Perms = 0666) : iFd(-1), Flags(0), d(NULL) { - Open(FileName,Mode,Perms); + Open(FileName,Mode, Compress, Perms); + }; + FileFd() : iFd(-1), Flags(AutoClose), d(NULL) {}; + FileFd(int const Fd, unsigned int const Mode = ReadWrite, CompressMode Compress = None) : iFd(-1), Flags(0), d(NULL) + { + OpenDescriptor(Fd, Mode, Compress); + }; + FileFd(int const Fd, bool const AutoClose) : iFd(-1), Flags(0), d(NULL) + { + OpenDescriptor(Fd, ReadWrite, None, AutoClose); }; - FileFd(int Fd = -1) : iFd(Fd), Flags(AutoClose), gz(NULL) {}; - FileFd(int Fd,bool) : iFd(Fd), Flags(0), gz(NULL) {}; virtual ~FileFd(); + + private: + FileFdPrivate* d; + bool OpenInternDescriptor(unsigned int const Mode, APT::Configuration::Compressor const &compressor); }; bool RunScripts(const char *Cnf); bool CopyFile(FileFd &From,FileFd &To); -int GetLock(string File,bool Errors = true); -bool FileExists(string File); -bool RealFileExists(string File); -bool DirectoryExists(string const &Path) __attrib_const; -bool CreateDirectory(string const &Parent, string const &Path); -time_t GetModificationTime(string const &Path); +int GetLock(std::string File,bool Errors = true); +bool FileExists(std::string File); +bool RealFileExists(std::string File); +bool DirectoryExists(std::string const &Path) __attrib_const; +bool CreateDirectory(std::string const &Parent, std::string const &Path); +time_t GetModificationTime(std::string const &Path); /** \brief Ensure the existence of the given Path * @@ -105,13 +165,14 @@ time_t GetModificationTime(string const &Path); * /apt/ will be removed before CreateDirectory call. * \param Path which should exist after (successful) call */ -bool CreateAPTDirectoryIfNeeded(string const &Parent, string const &Path); +bool CreateAPTDirectoryIfNeeded(std::string const &Parent, std::string const &Path); -std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext, +std::vector<std::string> GetListOfFilesInDir(std::string const &Dir, std::string const &Ext, bool const &SortList, bool const &AllowNoExt=false); -std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> const &Ext, +std::vector<std::string> GetListOfFilesInDir(std::string const &Dir, std::vector<std::string> const &Ext, bool const &SortList); -string SafeGetCWD(); +std::vector<std::string> GetListOfFilesInDir(std::string const &Dir, bool SortList); +std::string SafeGetCWD(); void SetCloseExec(int Fd,bool Close); void SetNonBlock(int Fd,bool Block); bool WaitFd(int Fd,bool write = false,unsigned long timeout = 0); @@ -119,10 +180,10 @@ pid_t ExecFork(); bool ExecWait(pid_t Pid,const char *Name,bool Reap = false); // File string manipulators -string flNotDir(string File); -string flNotFile(string File); -string flNoLink(string File); -string flExtension(string File); -string flCombine(string Dir,string File); +std::string flNotDir(std::string File); +std::string flNotFile(std::string File); +std::string flNoLink(std::string File); +std::string flExtension(std::string File); +std::string flCombine(std::string Dir,std::string File); #endif diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc index 985d89d90..e1a431823 100644 --- a/apt-pkg/contrib/hashes.cc +++ b/apt-pkg/contrib/hashes.cc @@ -11,39 +11,41 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/hashes.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/configuration.h> #include <apt-pkg/macros.h> -#include <unistd.h> +#include <unistd.h> #include <string> #include <iostream> /*}}}*/ const char* HashString::_SupportedHashes[] = { - "SHA256", "SHA1", "MD5Sum", NULL + "SHA512", "SHA256", "SHA1", "MD5Sum", NULL }; HashString::HashString() { } -HashString::HashString(string Type, string Hash) : Type(Type), Hash(Hash) +HashString::HashString(std::string Type, std::string Hash) : Type(Type), Hash(Hash) { } -HashString::HashString(string StringedHash) /*{{{*/ +HashString::HashString(std::string StringedHash) /*{{{*/ { // legacy: md5sum without "MD5Sum:" prefix - if (StringedHash.find(":") == string::npos && StringedHash.size() == 32) + if (StringedHash.find(":") == std::string::npos && StringedHash.size() == 32) { Type = "MD5Sum"; Hash = StringedHash; return; } - string::size_type pos = StringedHash.find(":"); + std::string::size_type pos = StringedHash.find(":"); Type = StringedHash.substr(0,pos); Hash = StringedHash.substr(pos+1, StringedHash.size() - pos); @@ -51,29 +53,34 @@ HashString::HashString(string StringedHash) /*{{{*/ std::clog << "HashString(string): " << Type << " : " << Hash << std::endl; } /*}}}*/ -bool HashString::VerifyFile(string filename) const /*{{{*/ +bool HashString::VerifyFile(std::string filename) const /*{{{*/ { - FileFd fd; - MD5Summation MD5; - SHA1Summation SHA1; - SHA256Summation SHA256; - string fileHash; + std::string fileHash; FileFd Fd(filename, FileFd::ReadOnly); - if(Type == "MD5Sum") + if(Type == "MD5Sum") { - MD5.AddFD(Fd.Fd(), Fd.Size()); - fileHash = (string)MD5.Result(); - } + MD5Summation MD5; + MD5.AddFD(Fd); + fileHash = (std::string)MD5.Result(); + } else if (Type == "SHA1") { - SHA1.AddFD(Fd.Fd(), Fd.Size()); - fileHash = (string)SHA1.Result(); - } - else if (Type == "SHA256") + SHA1Summation SHA1; + SHA1.AddFD(Fd); + fileHash = (std::string)SHA1.Result(); + } + else if (Type == "SHA256") { - SHA256.AddFD(Fd.Fd(), Fd.Size()); - fileHash = (string)SHA256.Result(); + SHA256Summation SHA256; + SHA256.AddFD(Fd); + fileHash = (std::string)SHA256.Result(); + } + else if (Type == "SHA512") + { + SHA512Summation SHA512; + SHA512.AddFD(Fd); + fileHash = (std::string)SHA512.Result(); } Fd.Close(); @@ -93,34 +100,70 @@ bool HashString::empty() const return (Type.empty() || Hash.empty()); } -string HashString::toStr() const +std::string HashString::toStr() const { - return Type+string(":")+Hash; + return Type + std::string(":") + Hash; } // Hashes::AddFD - Add the contents of the FD /*{{{*/ // --------------------------------------------------------------------- /* */ -bool Hashes::AddFD(int Fd,unsigned long Size) +bool Hashes::AddFD(int const Fd,unsigned long long Size, bool const addMD5, + bool const addSHA1, bool const addSHA256, bool const addSHA512) { unsigned char Buf[64*64]; - int Res = 0; + ssize_t Res = 0; int ToEOF = (Size == 0); while (Size != 0 || ToEOF) { - unsigned n = sizeof(Buf); - if (!ToEOF) n = min(Size,(unsigned long)n); + unsigned long long n = sizeof(Buf); + if (!ToEOF) n = std::min(Size, n); Res = read(Fd,Buf,n); - if (Res < 0 || (!ToEOF && (unsigned) Res != n)) // error, or short read - return false; + if (Res < 0 || (!ToEOF && Res != (ssize_t) n)) // error, or short read + return false; if (ToEOF && Res == 0) // EOF - break; + break; Size -= Res; - MD5.Add(Buf,Res); - SHA1.Add(Buf,Res); - SHA256.Add(Buf,Res); + if (addMD5 == true) + MD5.Add(Buf,Res); + if (addSHA1 == true) + SHA1.Add(Buf,Res); + if (addSHA256 == true) + SHA256.Add(Buf,Res); + if (addSHA512 == true) + SHA512.Add(Buf,Res); + } + return true; +} +bool Hashes::AddFD(FileFd &Fd,unsigned long long Size, bool const addMD5, + bool const addSHA1, bool const addSHA256, bool const addSHA512) +{ + unsigned char Buf[64*64]; + bool const ToEOF = (Size == 0); + while (Size != 0 || ToEOF) + { + unsigned long long n = sizeof(Buf); + if (!ToEOF) n = std::min(Size, n); + unsigned long long a = 0; + if (Fd.Read(Buf, n, &a) == false) // error + return false; + if (ToEOF == false) + { + if (a != n) // short read + return false; + } + else if (a == 0) // EOF + break; + Size -= a; + if (addMD5 == true) + MD5.Add(Buf, a); + if (addSHA1 == true) + SHA1.Add(Buf, a); + if (addSHA256 == true) + SHA256.Add(Buf, a); + if (addSHA512 == true) + SHA512.Add(Buf, a); } return true; } /*}}}*/ - diff --git a/apt-pkg/contrib/hashes.h b/apt-pkg/contrib/hashes.h index 264f7fe90..0c0b6c6a7 100644 --- a/apt-pkg/contrib/hashes.h +++ b/apt-pkg/contrib/hashes.h @@ -16,37 +16,41 @@ #include <apt-pkg/md5.h> #include <apt-pkg/sha1.h> -#include <apt-pkg/sha256.h> +#include <apt-pkg/sha2.h> +#include <apt-pkg/fileutl.h> #include <algorithm> #include <vector> #include <cstring> + +#ifndef APT_8_CLEANER_HEADERS using std::min; using std::vector; +#endif // helper class that contains hash function name // and hash class HashString { protected: - string Type; - string Hash; + std::string Type; + std::string Hash; static const char * _SupportedHashes[10]; public: - HashString(string Type, string Hash); - HashString(string StringedHashString); // init from str as "type:hash" + HashString(std::string Type, std::string Hash); + HashString(std::string StringedHashString); // init from str as "type:hash" HashString(); // get hash type used - string HashType() { return Type; }; + std::string HashType() { return Type; }; // verify the given filename against the currently loaded hash - bool VerifyFile(string filename) const; + bool VerifyFile(std::string filename) const; // helper - string toStr() const; // convert to str as "type:hash" + std::string toStr() const; // convert to str as "type:hash" bool empty() const; // return the list of hashes we support @@ -60,13 +64,21 @@ class Hashes MD5Summation MD5; SHA1Summation SHA1; SHA256Summation SHA256; + SHA512Summation SHA512; - inline bool Add(const unsigned char *Data,unsigned long Size) + inline bool Add(const unsigned char *Data,unsigned long long Size) { - return MD5.Add(Data,Size) && SHA1.Add(Data,Size) && SHA256.Add(Data,Size); + return MD5.Add(Data,Size) && SHA1.Add(Data,Size) && SHA256.Add(Data,Size) && SHA512.Add(Data,Size); }; inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));}; - bool AddFD(int Fd,unsigned long Size); + inline bool AddFD(int const Fd,unsigned long long Size = 0) + { return AddFD(Fd, Size, true, true, true, true); }; + bool AddFD(int const Fd, unsigned long long Size, bool const addMD5, + bool const addSHA1, bool const addSHA256, bool const addSHA512); + inline bool AddFD(FileFd &Fd,unsigned long long Size = 0) + { return AddFD(Fd, Size, true, true, true, true); }; + bool AddFD(FileFd &Fd, unsigned long long Size, bool const addMD5, + bool const addSHA1, bool const addSHA256, bool const addSHA512); inline bool Add(const unsigned char *Beg,const unsigned char *End) {return Add(Beg,End-Beg);}; }; diff --git a/apt-pkg/contrib/hashsum.cc b/apt-pkg/contrib/hashsum.cc new file mode 100644 index 000000000..289e43aa4 --- /dev/null +++ b/apt-pkg/contrib/hashsum.cc @@ -0,0 +1,50 @@ +// Cryptographic API Base +#include <config.h> + +#include <unistd.h> +#include "hashsum_template.h" + +// Summation::AddFD - Add content of file into the checksum /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool SummationImplementation::AddFD(int const Fd, unsigned long long Size) { + unsigned char Buf[64 * 64]; + ssize_t Res = 0; + int ToEOF = (Size == 0); + while (Size != 0 || ToEOF) + { + unsigned long long n = sizeof(Buf); + if (!ToEOF) n = std::min(Size, n); + Res = read(Fd, Buf, n); + if (Res < 0 || (!ToEOF && Res != (ssize_t) n)) // error, or short read + return false; + if (ToEOF && Res == 0) // EOF + break; + Size -= Res; + Add(Buf,Res); + } + return true; +} +bool SummationImplementation::AddFD(FileFd &Fd, unsigned long long Size) { + unsigned char Buf[64 * 64]; + bool ToEOF = (Size == 0); + while (Size != 0 || ToEOF) + { + unsigned long long n = sizeof(Buf); + if (!ToEOF) n = std::min(Size, n); + unsigned long long a = 0; + if (Fd.Read(Buf, n, &a) == false) // error + return false; + if (ToEOF == false) + { + if (a != n) // short read + return false; + } + else if (a == 0) // EOF + break; + Size -= a; + Add(Buf, a); + } + return true; +} + /*}}}*/ diff --git a/apt-pkg/contrib/hashsum_template.h b/apt-pkg/contrib/hashsum_template.h new file mode 100644 index 000000000..9bf160b2b --- /dev/null +++ b/apt-pkg/contrib/hashsum_template.h @@ -0,0 +1,118 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/ +// $Id: hashsum_template.h,v 1.3 2001/05/07 05:05:47 jgg Exp $ +/* ###################################################################### + + HashSumValueTemplate - Generic Storage for a hash value + + ##################################################################### */ + /*}}}*/ +#ifndef APTPKG_HASHSUM_TEMPLATE_H +#define APTPKG_HASHSUM_TEMPLATE_H + +#include <apt-pkg/fileutl.h> + +#include <string> +#include <cstring> +#include <algorithm> +#include <stdint.h> + +#include <apt-pkg/strutl.h> + +#ifndef APT_8_CLEANER_HEADERS +using std::string; +using std::min; +#endif + +template<int N> +class HashSumValue +{ + unsigned char Sum[N/8]; + + public: + + // Accessors + bool operator ==(const HashSumValue &rhs) const + { + return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0; + }; + bool operator !=(const HashSumValue &rhs) const + { + return memcmp(Sum,rhs.Sum,sizeof(Sum)) != 0; + }; + + std::string Value() const + { + char Conv[16] = + { '0','1','2','3','4','5','6','7','8','9','a','b', + 'c','d','e','f' + }; + char Result[((N/8)*2)+1]; + Result[(N/8)*2] = 0; + + // Convert each char into two letters + int J = 0; + int I = 0; + for (; I != (N/8)*2; J++,I += 2) + { + Result[I] = Conv[Sum[J] >> 4]; + Result[I + 1] = Conv[Sum[J] & 0xF]; + } + return std::string(Result); + }; + + inline void Value(unsigned char S[N/8]) + { + for (int I = 0; I != sizeof(Sum); I++) + S[I] = Sum[I]; + }; + + inline operator std::string() const + { + return Value(); + }; + + bool Set(std::string Str) + { + return Hex2Num(Str,Sum,sizeof(Sum)); + }; + + inline void Set(unsigned char S[N/8]) + { + for (int I = 0; I != sizeof(Sum); I++) + Sum[I] = S[I]; + }; + + HashSumValue(std::string Str) + { + memset(Sum,0,sizeof(Sum)); + Set(Str); + } + HashSumValue() + { + memset(Sum,0,sizeof(Sum)); + } +}; + +class SummationImplementation +{ + public: + virtual bool Add(const unsigned char *inbuf, unsigned long long inlen) = 0; + inline bool Add(const char *inbuf, unsigned long long const inlen) + { return Add((unsigned char *)inbuf, inlen); }; + + inline bool Add(const unsigned char *Data) + { return Add(Data, strlen((const char *)Data)); }; + inline bool Add(const char *Data) + { return Add((const unsigned char *)Data, strlen((const char *)Data)); }; + + inline bool Add(const unsigned char *Beg, const unsigned char *End) + { return Add(Beg, End - Beg); }; + inline bool Add(const char *Beg, const char *End) + { return Add((const unsigned char *)Beg, End - Beg); }; + + bool AddFD(int Fd, unsigned long long Size = 0); + bool AddFD(FileFd &Fd, unsigned long long Size = 0); +}; + +#endif diff --git a/apt-pkg/contrib/md5.cc b/apt-pkg/contrib/md5.cc index c0fa8493d..4351aeb22 100644 --- a/apt-pkg/contrib/md5.cc +++ b/apt-pkg/contrib/md5.cc @@ -35,6 +35,8 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/md5.h> #include <apt-pkg/strutl.h> #include <apt-pkg/macros.h> @@ -43,7 +45,6 @@ #include <unistd.h> #include <netinet/in.h> // For htonl #include <inttypes.h> -#include <config.h> /*}}}*/ // byteSwap - Swap bytes in a buffer /*{{{*/ @@ -165,61 +166,6 @@ static void MD5Transform(uint32_t buf[4], uint32_t const in[16]) buf[3] += d; } /*}}}*/ -// MD5SumValue::MD5SumValue - Constructs the summation from a string /*{{{*/ -// --------------------------------------------------------------------- -/* The string form of a MD5 is a 32 character hex number */ -MD5SumValue::MD5SumValue(string Str) -{ - memset(Sum,0,sizeof(Sum)); - Set(Str); -} - /*}}}*/ -// MD5SumValue::MD5SumValue - Default constructor /*{{{*/ -// --------------------------------------------------------------------- -/* Sets the value to 0 */ -MD5SumValue::MD5SumValue() -{ - memset(Sum,0,sizeof(Sum)); -} - /*}}}*/ -// MD5SumValue::Set - Set the sum from a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the hex string into a set of chars */ -bool MD5SumValue::Set(string Str) -{ - return Hex2Num(Str,Sum,sizeof(Sum)); -} - /*}}}*/ -// MD5SumValue::Value - Convert the number into a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the set of chars into a hex string in lower case */ -string MD5SumValue::Value() const -{ - char Conv[16] = {'0','1','2','3','4','5','6','7','8','9','a','b', - 'c','d','e','f'}; - char Result[33]; - Result[32] = 0; - - // Convert each char into two letters - int J = 0; - int I = 0; - for (; I != 32; J++, I += 2) - { - Result[I] = Conv[Sum[J] >> 4]; - Result[I + 1] = Conv[Sum[J] & 0xF]; - } - - return string(Result); -} - /*}}}*/ -// MD5SumValue::operator == - Comparitor /*{{{*/ -// --------------------------------------------------------------------- -/* Call memcmp on the buffer */ -bool MD5SumValue::operator ==(const MD5SumValue &rhs) const -{ - return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0; -} - /*}}}*/ // MD5Summation::MD5Summation - Initialize the summer /*{{{*/ // --------------------------------------------------------------------- /* This assigns the deep magic initial values */ @@ -241,7 +187,7 @@ MD5Summation::MD5Summation() // MD5Summation::Add - 'Add' a data set to the hash /*{{{*/ // --------------------------------------------------------------------- /* */ -bool MD5Summation::Add(const unsigned char *data,unsigned long len) +bool MD5Summation::Add(const unsigned char *data,unsigned long long len) { if (Done == true) return false; @@ -286,29 +232,6 @@ bool MD5Summation::Add(const unsigned char *data,unsigned long len) return true; } /*}}}*/ -// MD5Summation::AddFD - Add the contents of a FD to the hash /*{{{*/ -// --------------------------------------------------------------------- -/* */ -bool MD5Summation::AddFD(int Fd,unsigned long Size) -{ - unsigned char Buf[64*64]; - int Res = 0; - int ToEOF = (Size == 0); - while (Size != 0 || ToEOF) - { - unsigned n = sizeof(Buf); - if (!ToEOF) n = min(Size,(unsigned long)n); - Res = read(Fd,Buf,n); - if (Res < 0 || (!ToEOF && (unsigned) Res != n)) // error, or short read - return false; - if (ToEOF && Res == 0) // EOF - break; - Size -= Res; - Add(Buf,Res); - } - return true; -} - /*}}}*/ // MD5Summation::Result - Returns the value of the sum /*{{{*/ // --------------------------------------------------------------------- /* Because this must add in the last bytes of the series it prevents anyone @@ -353,7 +276,7 @@ MD5SumValue MD5Summation::Result() } MD5SumValue V; - memcpy(V.Sum,buf,16); + V.Set((unsigned char *)buf); return V; } /*}}}*/ diff --git a/apt-pkg/contrib/md5.h b/apt-pkg/contrib/md5.h index 96c8975b4..25631b166 100644 --- a/apt-pkg/contrib/md5.h +++ b/apt-pkg/contrib/md5.h @@ -29,48 +29,29 @@ #include <algorithm> #include <stdint.h> +#include "hashsum_template.h" + +#ifndef APT_8_CLEANER_HEADERS using std::string; using std::min; +#endif -class MD5Summation; - -class MD5SumValue -{ - friend class MD5Summation; - unsigned char Sum[4*4]; - - public: - - // Accessors - bool operator ==(const MD5SumValue &rhs) const; - string Value() const; - inline void Value(unsigned char S[16]) - {for (int I = 0; I != sizeof(Sum); I++) S[I] = Sum[I];}; - inline operator string() const {return Value();}; - bool Set(string Str); - inline void Set(unsigned char S[16]) - {for (int I = 0; I != sizeof(Sum); I++) Sum[I] = S[I];}; - - MD5SumValue(string Str); - MD5SumValue(); -}; +typedef HashSumValue<128> MD5SumValue; -class MD5Summation +class MD5Summation : public SummationImplementation { uint32_t Buf[4]; unsigned char Bytes[2*4]; unsigned char In[16*4]; bool Done; - + public: - bool Add(const unsigned char *Data,unsigned long Size); - inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));}; - bool AddFD(int Fd,unsigned long Size); - inline bool Add(const unsigned char *Beg,const unsigned char *End) - {return Add(Beg,End-Beg);}; + bool Add(const unsigned char *inbuf, unsigned long long inlen); + using SummationImplementation::Add; + MD5SumValue Result(); - + MD5Summation(); }; diff --git a/apt-pkg/contrib/mmap.cc b/apt-pkg/contrib/mmap.cc index 19381ae47..160718ea5 100644 --- a/apt-pkg/contrib/mmap.cc +++ b/apt-pkg/contrib/mmap.cc @@ -17,10 +17,11 @@ /*}}}*/ // Include Files /*{{{*/ #define _BSD_SOURCE +#include <config.h> + #include <apt-pkg/mmap.h> #include <apt-pkg/error.h> - -#include <apti18n.h> +#include <apt-pkg/fileutl.h> #include <sys/mman.h> #include <sys/stat.h> @@ -28,9 +29,10 @@ #include <fcntl.h> #include <stdlib.h> #include <errno.h> - #include <cstring> - /*}}}*/ + +#include <apti18n.h> + /*}}}*/ // MMap::MMap - Constructor /*{{{*/ // --------------------------------------------------------------------- @@ -64,7 +66,7 @@ MMap::~MMap() bool MMap::Map(FileFd &Fd) { iSize = Fd.Size(); - + // Set the permissions. int Prot = PROT_READ; int Map = MAP_SHARED; @@ -75,7 +77,18 @@ bool MMap::Map(FileFd &Fd) if (iSize == 0) return _error->Error(_("Can't mmap an empty file")); - + + // We can't mmap compressed fd's directly, so we need to read it completely + if (Fd.IsCompressed() == true) + { + if ((Flags & ReadOnly) != ReadOnly) + return _error->Error("Compressed file %s can only be mapped readonly", Fd.Name().c_str()); + Base = new unsigned char[iSize]; + if (Fd.Seek(0L) == false || Fd.Read(Base, iSize) == false) + return _error->Error("Compressed file %s can't be read into mmap", Fd.Name().c_str()); + return true; + } + // Map it. Base = mmap(0,iSize,Prot,Map,Fd.Fd(),0); if (Base == (void *)-1) @@ -84,6 +97,13 @@ bool MMap::Map(FileFd &Fd) { // The filesystem doesn't support this particular kind of mmap. // So we allocate a buffer and read the whole file into it. + if ((Flags & ReadOnly) == ReadOnly) + { + // for readonly, we don't need sync, so make it simple + Base = new unsigned char[iSize]; + return Fd.Read(Base, iSize); + } + // FIXME: Writing to compressed fd's ? int const dupped_fd = dup(Fd.Fd()); if (dupped_fd == -1) return _error->Errno("mmap", _("Couldn't duplicate file descriptor %i"), Fd.Fd()); @@ -94,7 +114,7 @@ bool MMap::Map(FileFd &Fd) return false; } else - return _error->Errno("mmap",_("Couldn't make mmap of %lu bytes"), + return _error->Errno("mmap",_("Couldn't make mmap of %llu bytes"), iSize); } @@ -165,7 +185,7 @@ bool MMap::Sync(unsigned long Start,unsigned long Stop) return true; #ifdef _POSIX_SYNCHRONIZED_IO - unsigned long PSize = sysconf(_SC_PAGESIZE); + unsigned long long PSize = sysconf(_SC_PAGESIZE); if ((Flags & ReadOnly) != ReadOnly) { if (SyncToFd != 0) @@ -176,7 +196,7 @@ bool MMap::Sync(unsigned long Start,unsigned long Stop) } else { - if (msync((char *)Base+(int)(Start/PSize)*PSize,Stop - Start,MS_SYNC) < 0) + if (msync((char *)Base+(unsigned long long)(Start/PSize)*PSize,Stop - Start,MS_SYNC) < 0) return _error->Errno("msync", _("Unable to synchronize mmap")); } } @@ -196,7 +216,7 @@ DynamicMMap::DynamicMMap(FileFd &F,unsigned long Flags,unsigned long const &Work if (_error->PendingError() == true) return; - unsigned long EndOfFile = Fd->Size(); + unsigned long long EndOfFile = Fd->Size(); if (EndOfFile > WorkSpace) WorkSpace = EndOfFile; else if(WorkSpace > 0) @@ -284,7 +304,7 @@ DynamicMMap::~DynamicMMap() return; } - unsigned long EndOfFile = iSize; + unsigned long long EndOfFile = iSize; iSize = WorkSpace; Close(false); if(ftruncate(Fd->Fd(),EndOfFile) < 0) @@ -294,9 +314,9 @@ DynamicMMap::~DynamicMMap() // DynamicMMap::RawAllocate - Allocate a raw chunk of unaligned space /*{{{*/ // --------------------------------------------------------------------- /* This allocates a block of memory aligned to the given size */ -unsigned long DynamicMMap::RawAllocate(unsigned long Size,unsigned long Aln) +unsigned long DynamicMMap::RawAllocate(unsigned long long Size,unsigned long Aln) { - unsigned long Result = iSize; + unsigned long long Result = iSize; if (Aln != 0) Result += Aln - (iSize%Aln); @@ -411,7 +431,7 @@ bool DynamicMMap::Grow() { if (GrowFactor <= 0) return _error->Error(_("Unable to increase size of the MMap as automatic growing is disabled by user.")); - unsigned long const newSize = WorkSpace + GrowFactor; + unsigned long long const newSize = WorkSpace + GrowFactor; if(Fd != 0) { Fd->Seek(newSize - 1); diff --git a/apt-pkg/contrib/mmap.h b/apt-pkg/contrib/mmap.h index 2bf2c1540..6bd4a2d86 100644 --- a/apt-pkg/contrib/mmap.h +++ b/apt-pkg/contrib/mmap.h @@ -27,9 +27,13 @@ #include <string> -#include <apt-pkg/fileutl.h> +#ifndef APT_8_CLEANER_HEADERS +#include <apt-pkg/fileutl.h> using std::string; +#endif + +class FileFd; /* This should be a 32 bit type, larger tyes use too much ram and smaller types are too small. Where ever possible 'unsigned long' should be used @@ -41,7 +45,7 @@ class MMap protected: unsigned long Flags; - unsigned long iSize; + unsigned long long iSize; void *Base; // In case mmap can not be used, we keep a dup of the file @@ -60,8 +64,8 @@ class MMap // Simple accessors inline operator void *() {return Base;}; inline void *Data() {return Base;}; - inline unsigned long Size() {return iSize;}; - inline void AddSize(unsigned long const size) {iSize += size;}; + inline unsigned long long Size() {return iSize;}; + inline void AddSize(unsigned long long const size) {iSize += size;}; inline bool validData() const { return Base != (void *)-1 && Base != 0; }; // File manipulators @@ -99,10 +103,10 @@ class DynamicMMap : public MMap public: // Allocation - unsigned long RawAllocate(unsigned long Size,unsigned long Aln = 0); + unsigned long RawAllocate(unsigned long long Size,unsigned long Aln = 0); unsigned long Allocate(unsigned long ItemSize); unsigned long WriteString(const char *String,unsigned long Len = (unsigned long)-1); - inline unsigned long WriteString(const string &S) {return WriteString(S.c_str(),S.length());}; + inline unsigned long WriteString(const std::string &S) {return WriteString(S.c_str(),S.length());}; void UsePools(Pool &P,unsigned int Count) {Pools = &P; PoolCount = Count;}; DynamicMMap(FileFd &F,unsigned long Flags,unsigned long const &WorkSpace = 2*1024*1024, diff --git a/apt-pkg/contrib/netrc.cc b/apt-pkg/contrib/netrc.cc index 9ff5796c5..56e59d84b 100644 --- a/apt-pkg/contrib/netrc.cc +++ b/apt-pkg/contrib/netrc.cc @@ -11,9 +11,12 @@ ##################################################################### */ /*}}}*/ +#include <config.h> #include <apt-pkg/configuration.h> +#include <apt-pkg/strutl.h> #include <apt-pkg/fileutl.h> + #include <iostream> #include <stdio.h> #include <stdlib.h> @@ -23,6 +26,7 @@ #include "netrc.h" +using std::string; /* Get user and password from .netrc when given a machine name */ @@ -64,8 +68,7 @@ int parsenetrc (char *host, char *login, char *password, char *netrcfile = NULL) if (!home) return -1; - asprintf (&netrcfile, "%s%s%s", home, DIR_CHAR, NETRC); - if(!netrcfile) + if (asprintf (&netrcfile, "%s%s%s", home, DIR_CHAR, NETRC) == -1 || netrcfile == NULL) return -1; else netrc_alloc = true; diff --git a/apt-pkg/contrib/netrc.h b/apt-pkg/contrib/netrc.h index 02a5eb09f..5931d4a42 100644 --- a/apt-pkg/contrib/netrc.h +++ b/apt-pkg/contrib/netrc.h @@ -14,16 +14,22 @@ #ifndef NETRC_H #define NETRC_H +#include <string> + +#ifndef APT_8_CLEANER_HEADERS #include <apt-pkg/strutl.h> +#endif #define DOT_CHAR "." #define DIR_CHAR "/" +class URI; + // Assume: password[0]=0, host[0] != 0. // If login[0] = 0, search for login and password within a machine section // in the netrc. // If login[0] != 0, search for password within machine and login. int parsenetrc (char *host, char *login, char *password, char *filename); -void maybe_add_auth (URI &Uri, string NetRCFile); +void maybe_add_auth (URI &Uri, std::string NetRCFile); #endif diff --git a/apt-pkg/contrib/progress.cc b/apt-pkg/contrib/progress.cc index 45e81edcb..317048845 100644 --- a/apt-pkg/contrib/progress.cc +++ b/apt-pkg/contrib/progress.cc @@ -8,15 +8,17 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/progress.h> #include <apt-pkg/error.h> #include <apt-pkg/configuration.h> -#include <apti18n.h> - #include <iostream> #include <stdio.h> #include <cstring> + +#include <apti18n.h> /*}}}*/ using namespace std; @@ -35,7 +37,7 @@ OpProgress::OpProgress() : Current(0), Total(0), Size(0), SubTotal(1), /* Current is the Base Overall progress in units of Total. Cur is the sub progress in units of SubTotal. Size is a scaling factor that says what percent of Total SubTotal is. */ -void OpProgress::Progress(unsigned long Cur) +void OpProgress::Progress(unsigned long long Cur) { if (Total == 0 || Size == 0 || SubTotal == 0) Percent = 0; @@ -47,8 +49,8 @@ void OpProgress::Progress(unsigned long Cur) // OpProgress::OverallProgress - Set the overall progress /*{{{*/ // --------------------------------------------------------------------- /* */ -void OpProgress::OverallProgress(unsigned long Current, unsigned long Total, - unsigned long Size,const string &Op) +void OpProgress::OverallProgress(unsigned long long Current, unsigned long long Total, + unsigned long long Size,const string &Op) { this->Current = Current; this->Total = Total; @@ -65,27 +67,18 @@ void OpProgress::OverallProgress(unsigned long Current, unsigned long Total, // OpProgress::SubProgress - Set the sub progress state /*{{{*/ // --------------------------------------------------------------------- /* */ -void OpProgress::SubProgress(unsigned long SubTotal,const string &Op) -{ - this->SubTotal = SubTotal; - SubOp = Op; - if (Total == 0) - Percent = 0; - else - Percent = Current*100.0/Total; - Update(); -} - /*}}}*/ -// OpProgress::SubProgress - Set the sub progress state /*{{{*/ -// --------------------------------------------------------------------- -/* */ -void OpProgress::SubProgress(unsigned long SubTotal) +void OpProgress::SubProgress(unsigned long long SubTotal,const string &Op, + float const Percent) { this->SubTotal = SubTotal; - if (Total == 0) - Percent = 0; + if (Op.empty() == false) + SubOp = Op; + if (Total == 0 || Percent == 0) + this->Percent = 0; + else if (Percent != -1) + this->Percent = this->Current += (Size*Percent)/SubTotal; else - Percent = Current*100.0/Total; + this->Percent = Current*100.0/Total; Update(); } /*}}}*/ diff --git a/apt-pkg/contrib/progress.h b/apt-pkg/contrib/progress.h index 7dd004f7e..3a6943aee 100644 --- a/apt-pkg/contrib/progress.h +++ b/apt-pkg/contrib/progress.h @@ -25,26 +25,28 @@ #include <string> #include <sys/time.h> +#ifndef APT_8_CLEANER_HEADERS using std::string; +#endif class Configuration; class OpProgress { - unsigned long Current; - unsigned long Total; - unsigned long Size; - unsigned long SubTotal; + unsigned long long Current; + unsigned long long Total; + unsigned long long Size; + unsigned long long SubTotal; float LastPercent; // Change reduction code struct timeval LastTime; - string LastOp; - string LastSubOp; + std::string LastOp; + std::string LastSubOp; protected: - string Op; - string SubOp; + std::string Op; + std::string SubOp; float Percent; bool MajorChange; @@ -54,11 +56,10 @@ class OpProgress public: - void Progress(unsigned long Current); - void SubProgress(unsigned long SubTotal); - void SubProgress(unsigned long SubTotal,const string &Op); - void OverallProgress(unsigned long Current,unsigned long Total, - unsigned long Size,const string &Op); + void Progress(unsigned long long Current); + void SubProgress(unsigned long long SubTotal, const std::string &Op = "", float const Percent = -1); + void OverallProgress(unsigned long long Current,unsigned long long Total, + unsigned long long Size,const std::string &Op); virtual void Done() {}; OpProgress(); @@ -68,8 +69,8 @@ class OpProgress class OpTextProgress : public OpProgress { protected: - - string OldOp; + + std::string OldOp; bool NoUpdate; bool NoDisplay; unsigned long LastLen; diff --git a/apt-pkg/contrib/sha1.cc b/apt-pkg/contrib/sha1.cc index abc2aaf9f..b5a6a2440 100644 --- a/apt-pkg/contrib/sha1.cc +++ b/apt-pkg/contrib/sha1.cc @@ -29,6 +29,8 @@ */ /*}}} */ // Include Files /*{{{*/ +#include <config.h> + #include <apt-pkg/sha1.h> #include <apt-pkg/strutl.h> #include <apt-pkg/macros.h> @@ -36,7 +38,6 @@ #include <string.h> #include <unistd.h> #include <inttypes.h> -#include <config.h> /*}}}*/ // SHA1Transform - Alters an existing SHA-1 hash /*{{{*/ @@ -177,67 +178,6 @@ static void SHA1Transform(uint32_t state[5],uint8_t const buffer[64]) } /*}}}*/ -// SHA1SumValue::SHA1SumValue - Constructs the summation from a string /*{{{*/ -// --------------------------------------------------------------------- -/* The string form of a SHA1 is a 40 character hex number */ -SHA1SumValue::SHA1SumValue(string Str) -{ - memset(Sum,0,sizeof(Sum)); - Set(Str); -} - - /*}}} */ -// SHA1SumValue::SHA1SumValue - Default constructor /*{{{*/ -// --------------------------------------------------------------------- -/* Sets the value to 0 */ -SHA1SumValue::SHA1SumValue() -{ - memset(Sum,0,sizeof(Sum)); -} - - /*}}} */ -// SHA1SumValue::Set - Set the sum from a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the hex string into a set of chars */ -bool SHA1SumValue::Set(string Str) -{ - return Hex2Num(Str,Sum,sizeof(Sum)); -} - - /*}}} */ -// SHA1SumValue::Value - Convert the number into a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the set of chars into a hex string in lower case */ -string SHA1SumValue::Value() const -{ - char Conv[16] = - { '0','1','2','3','4','5','6','7','8','9','a','b', - 'c','d','e','f' - }; - char Result[41]; - Result[40] = 0; - - // Convert each char into two letters - int J = 0; - int I = 0; - for (; I != 40; J++,I += 2) - { - Result[I] = Conv[Sum[J] >> 4]; - Result[I + 1] = Conv[Sum[J] & 0xF]; - } - - return string(Result); -} - - /*}}} */ -// SHA1SumValue::operator == - Comparator /*{{{*/ -// --------------------------------------------------------------------- -/* Call memcmp on the buffer */ -bool SHA1SumValue::operator == (const SHA1SumValue & rhs) const -{ - return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0; -} - /*}}}*/ // SHA1Summation::SHA1Summation - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -289,18 +229,20 @@ SHA1SumValue SHA1Summation::Result() // Transfer over the result SHA1SumValue Value; + unsigned char res[20]; for (unsigned i = 0; i < 20; i++) { - Value.Sum[i] = (unsigned char) + res[i] = (unsigned char) ((state[i >> 2] >> ((3 - (i & 3)) * 8)) & 255); } + Value.Set(res); return Value; } /*}}}*/ // SHA1Summation::Add - Adds content of buffer into the checksum /*{{{*/ // --------------------------------------------------------------------- /* May not be called after Result() is called */ -bool SHA1Summation::Add(const unsigned char *data,unsigned long len) +bool SHA1Summation::Add(const unsigned char *data,unsigned long long len) { if (Done) return false; @@ -331,26 +273,3 @@ bool SHA1Summation::Add(const unsigned char *data,unsigned long len) return true; } /*}}}*/ -// SHA1Summation::AddFD - Add content of file into the checksum /*{{{*/ -// --------------------------------------------------------------------- -/* */ -bool SHA1Summation::AddFD(int Fd,unsigned long Size) -{ - unsigned char Buf[64 * 64]; - int Res = 0; - int ToEOF = (Size == 0); - while (Size != 0 || ToEOF) - { - unsigned n = sizeof(Buf); - if (!ToEOF) n = min(Size,(unsigned long)n); - Res = read(Fd,Buf,n); - if (Res < 0 || (!ToEOF && (unsigned) Res != n)) // error, or short read - return false; - if (ToEOF && Res == 0) // EOF - break; - Size -= Res; - Add(Buf,Res); - } - return true; -} - /*}}}*/ diff --git a/apt-pkg/contrib/sha1.h b/apt-pkg/contrib/sha1.h index 8ddd889f1..a8d55eb13 100644 --- a/apt-pkg/contrib/sha1.h +++ b/apt-pkg/contrib/sha1.h @@ -18,33 +18,16 @@ #include <cstring> #include <algorithm> +#include "hashsum_template.h" + +#ifndef APT_8_CLEANER_HEADERS using std::string; using std::min; +#endif -class SHA1Summation; - -class SHA1SumValue -{ - friend class SHA1Summation; - unsigned char Sum[20]; - - public: - - // Accessors - bool operator ==(const SHA1SumValue &rhs) const; - string Value() const; - inline void Value(unsigned char S[20]) - {for (int I = 0; I != sizeof(Sum); I++) S[I] = Sum[I];}; - inline operator string() const {return Value();}; - bool Set(string Str); - inline void Set(unsigned char S[20]) - {for (int I = 0; I != sizeof(Sum); I++) Sum[I] = S[I];}; - - SHA1SumValue(string Str); - SHA1SumValue(); -}; +typedef HashSumValue<160> SHA1SumValue; -class SHA1Summation +class SHA1Summation : public SummationImplementation { /* assumes 64-bit alignment just in case */ unsigned char Buffer[64] __attribute__((aligned(8))); @@ -53,12 +36,9 @@ class SHA1Summation bool Done; public: + bool Add(const unsigned char *inbuf, unsigned long long inlen); + using SummationImplementation::Add; - bool Add(const unsigned char *inbuf,unsigned long inlen); - inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));}; - bool AddFD(int Fd,unsigned long Size); - inline bool Add(const unsigned char *Beg,const unsigned char *End) - {return Add(Beg,End-Beg);}; SHA1SumValue Result(); SHA1Summation(); diff --git a/apt-pkg/contrib/sha2.h b/apt-pkg/contrib/sha2.h new file mode 100644 index 000000000..51c921dbd --- /dev/null +++ b/apt-pkg/contrib/sha2.h @@ -0,0 +1,103 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/ +// $Id: sha512.h,v 1.3 2001/05/07 05:05:47 jgg Exp $ +/* ###################################################################### + + SHA{512,256}SumValue - Storage for a SHA-{512,256} hash. + SHA{512,256}Summation - SHA-{512,256} Secure Hash Algorithm. + + This is a C++ interface to a set of SHA{512,256}Sum functions, that mirrors + the equivalent MD5 & SHA1 classes. + + ##################################################################### */ + /*}}}*/ +#ifndef APTPKG_SHA2_H +#define APTPKG_SHA2_H + +#include <string> +#include <cstring> +#include <algorithm> +#include <stdint.h> + +#include "sha2_internal.h" +#include "hashsum_template.h" + +typedef HashSumValue<512> SHA512SumValue; +typedef HashSumValue<256> SHA256SumValue; + +class SHA2SummationBase : public SummationImplementation +{ + protected: + bool Done; + public: + bool Add(const unsigned char *inbuf, unsigned long long len) = 0; + + void Result(); +}; + +class SHA256Summation : public SHA2SummationBase +{ + SHA256_CTX ctx; + unsigned char Sum[32]; + + public: + bool Add(const unsigned char *inbuf, unsigned long long len) + { + if (Done) + return false; + SHA256_Update(&ctx, inbuf, len); + return true; + }; + using SummationImplementation::Add; + + SHA256SumValue Result() + { + if (!Done) { + SHA256_Final(Sum, &ctx); + Done = true; + } + SHA256SumValue res; + res.Set(Sum); + return res; + }; + SHA256Summation() + { + SHA256_Init(&ctx); + Done = false; + }; +}; + +class SHA512Summation : public SHA2SummationBase +{ + SHA512_CTX ctx; + unsigned char Sum[64]; + + public: + bool Add(const unsigned char *inbuf, unsigned long long len) + { + if (Done) + return false; + SHA512_Update(&ctx, inbuf, len); + return true; + }; + using SummationImplementation::Add; + + SHA512SumValue Result() + { + if (!Done) { + SHA512_Final(Sum, &ctx); + Done = true; + } + SHA512SumValue res; + res.Set(Sum); + return res; + }; + SHA512Summation() + { + SHA512_Init(&ctx); + Done = false; + }; +}; + + +#endif diff --git a/apt-pkg/contrib/sha256.cc b/apt-pkg/contrib/sha256.cc deleted file mode 100644 index e380c13ae..000000000 --- a/apt-pkg/contrib/sha256.cc +++ /dev/null @@ -1,424 +0,0 @@ -/* - * Cryptographic API. {{{ - * - * SHA-256, as specified in - * http://csrc.nist.gov/cryptval/shs/sha256-384-512.pdf - * - * SHA-256 code by Jean-Luc Cooke <jlcooke@certainkey.com>. - * - * Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com> - * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk> - * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> - * - * Ported from the Linux kernel to Apt by Anthony Towns <ajt@debian.org> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - */ /*}}}*/ - -#ifdef __GNUG__ -#pragma implementation "apt-pkg/sha256.h" -#endif - - -#define SHA256_DIGEST_SIZE 32 -#define SHA256_HMAC_BLOCK_SIZE 64 - -#define ror32(value,bits) (((value) >> (bits)) | ((value) << (32 - (bits)))) - -#include <apt-pkg/sha256.h> -#include <apt-pkg/strutl.h> -#include <string.h> -#include <unistd.h> -#include <stdint.h> -#include <stdlib.h> -#include <stdio.h> -#include <arpa/inet.h> - -typedef uint32_t u32; -typedef uint8_t u8; - -static inline u32 Ch(u32 x, u32 y, u32 z) -{ - return z ^ (x & (y ^ z)); -} - -static inline u32 Maj(u32 x, u32 y, u32 z) -{ - return (x & y) | (z & (x | y)); -} - -#define e0(x) (ror32(x, 2) ^ ror32(x,13) ^ ror32(x,22)) -#define e1(x) (ror32(x, 6) ^ ror32(x,11) ^ ror32(x,25)) -#define s0(x) (ror32(x, 7) ^ ror32(x,18) ^ (x >> 3)) -#define s1(x) (ror32(x,17) ^ ror32(x,19) ^ (x >> 10)) - -#define H0 0x6a09e667 -#define H1 0xbb67ae85 -#define H2 0x3c6ef372 -#define H3 0xa54ff53a -#define H4 0x510e527f -#define H5 0x9b05688c -#define H6 0x1f83d9ab -#define H7 0x5be0cd19 - -static inline void LOAD_OP(int I, u32 *W, const u8 *input) /*{{{*/ -{ - W[I] = ( ((u32) input[I * 4 + 0] << 24) - | ((u32) input[I * 4 + 1] << 16) - | ((u32) input[I * 4 + 2] << 8) - | ((u32) input[I * 4 + 3])); -} - /*}}}*/ -static inline void BLEND_OP(int I, u32 *W) -{ - W[I] = s1(W[I-2]) + W[I-7] + s0(W[I-15]) + W[I-16]; -} - -static void sha256_transform(u32 *state, const u8 *input) /*{{{*/ -{ - u32 a, b, c, d, e, f, g, h, t1, t2; - u32 W[64]; - int i; - - /* load the input */ - for (i = 0; i < 16; i++) - LOAD_OP(i, W, input); - - /* now blend */ - for (i = 16; i < 64; i++) - BLEND_OP(i, W); - - /* load the state into our registers */ - a=state[0]; b=state[1]; c=state[2]; d=state[3]; - e=state[4]; f=state[5]; g=state[6]; h=state[7]; - - /* now iterate */ - t1 = h + e1(e) + Ch(e,f,g) + 0x428a2f98 + W[ 0]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0x71374491 + W[ 1]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0xb5c0fbcf + W[ 2]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0xe9b5dba5 + W[ 3]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x3956c25b + W[ 4]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0x59f111f1 + W[ 5]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x923f82a4 + W[ 6]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0xab1c5ed5 + W[ 7]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0xd807aa98 + W[ 8]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0x12835b01 + W[ 9]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0x243185be + W[10]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0x550c7dc3 + W[11]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x72be5d74 + W[12]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0x80deb1fe + W[13]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x9bdc06a7 + W[14]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0xc19bf174 + W[15]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0xe49b69c1 + W[16]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0xefbe4786 + W[17]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0x0fc19dc6 + W[18]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0x240ca1cc + W[19]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x2de92c6f + W[20]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0x4a7484aa + W[21]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x5cb0a9dc + W[22]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0x76f988da + W[23]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0x983e5152 + W[24]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0xa831c66d + W[25]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0xb00327c8 + W[26]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0xbf597fc7 + W[27]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0xc6e00bf3 + W[28]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0xd5a79147 + W[29]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x06ca6351 + W[30]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0x14292967 + W[31]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0x27b70a85 + W[32]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0x2e1b2138 + W[33]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0x4d2c6dfc + W[34]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0x53380d13 + W[35]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x650a7354 + W[36]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0x766a0abb + W[37]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x81c2c92e + W[38]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0x92722c85 + W[39]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0xa2bfe8a1 + W[40]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0xa81a664b + W[41]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0xc24b8b70 + W[42]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0xc76c51a3 + W[43]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0xd192e819 + W[44]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0xd6990624 + W[45]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0xf40e3585 + W[46]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0x106aa070 + W[47]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0x19a4c116 + W[48]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0x1e376c08 + W[49]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0x2748774c + W[50]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0x34b0bcb5 + W[51]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x391c0cb3 + W[52]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0x4ed8aa4a + W[53]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0x5b9cca4f + W[54]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0x682e6ff3 + W[55]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - t1 = h + e1(e) + Ch(e,f,g) + 0x748f82ee + W[56]; - t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; - t1 = g + e1(d) + Ch(d,e,f) + 0x78a5636f + W[57]; - t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; - t1 = f + e1(c) + Ch(c,d,e) + 0x84c87814 + W[58]; - t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; - t1 = e + e1(b) + Ch(b,c,d) + 0x8cc70208 + W[59]; - t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; - t1 = d + e1(a) + Ch(a,b,c) + 0x90befffa + W[60]; - t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; - t1 = c + e1(h) + Ch(h,a,b) + 0xa4506ceb + W[61]; - t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; - t1 = b + e1(g) + Ch(g,h,a) + 0xbef9a3f7 + W[62]; - t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; - t1 = a + e1(f) + Ch(f,g,h) + 0xc67178f2 + W[63]; - t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; - - state[0] += a; state[1] += b; state[2] += c; state[3] += d; - state[4] += e; state[5] += f; state[6] += g; state[7] += h; - - /* clear any sensitive info... */ - a = b = c = d = e = f = g = h = t1 = t2 = 0; - memset(W, 0, 64 * sizeof(u32)); -} - /*}}}*/ -SHA256Summation::SHA256Summation() /*{{{*/ -{ - Sum.state[0] = H0; - Sum.state[1] = H1; - Sum.state[2] = H2; - Sum.state[3] = H3; - Sum.state[4] = H4; - Sum.state[5] = H5; - Sum.state[6] = H6; - Sum.state[7] = H7; - Sum.count[0] = Sum.count[1] = 0; - memset(Sum.buf, 0, sizeof(Sum.buf)); - Done = false; -} - /*}}}*/ -bool SHA256Summation::Add(const u8 *data, unsigned long len) /*{{{*/ -{ - struct sha256_ctx *sctx = ∑ - unsigned int i, index, part_len; - - if (Done) return false; - - /* Compute number of bytes mod 128 */ - index = (unsigned int)((sctx->count[0] >> 3) & 0x3f); - - /* Update number of bits */ - if ((sctx->count[0] += (len << 3)) < (len << 3)) { - sctx->count[1]++; - sctx->count[1] += (len >> 29); - } - - part_len = 64 - index; - - /* Transform as many times as possible. */ - if (len >= part_len) { - memcpy(&sctx->buf[index], data, part_len); - sha256_transform(sctx->state, sctx->buf); - - for (i = part_len; i + 63 < len; i += 64) - sha256_transform(sctx->state, &data[i]); - index = 0; - } else { - i = 0; - } - - /* Buffer remaining input */ - memcpy(&sctx->buf[index], &data[i], len-i); - - return true; -} - /*}}}*/ -SHA256SumValue SHA256Summation::Result() /*{{{*/ -{ - struct sha256_ctx *sctx = ∑ - if (!Done) { - u8 bits[8]; - unsigned int index, pad_len, t; - static const u8 padding[64] = { 0x80, }; - - /* Save number of bits */ - t = sctx->count[0]; - bits[7] = t; t >>= 8; - bits[6] = t; t >>= 8; - bits[5] = t; t >>= 8; - bits[4] = t; - t = sctx->count[1]; - bits[3] = t; t >>= 8; - bits[2] = t; t >>= 8; - bits[1] = t; t >>= 8; - bits[0] = t; - - /* Pad out to 56 mod 64. */ - index = (sctx->count[0] >> 3) & 0x3f; - pad_len = (index < 56) ? (56 - index) : ((64+56) - index); - Add(padding, pad_len); - - /* Append length (before padding) */ - Add(bits, 8); - } - - Done = true; - - /* Store state in digest */ - - SHA256SumValue res; - u8 *out = res.Sum; - - int i, j; - unsigned int t; - for (i = j = 0; i < 8; i++, j += 4) { - t = sctx->state[i]; - out[j+3] = t; t >>= 8; - out[j+2] = t; t >>= 8; - out[j+1] = t; t >>= 8; - out[j ] = t; - } - - return res; -} - /*}}}*/ -// SHA256SumValue::SHA256SumValue - Constructs the sum from a string /*{{{*/ -// --------------------------------------------------------------------- -/* The string form of a SHA256 is a 64 character hex number */ -SHA256SumValue::SHA256SumValue(string Str) -{ - memset(Sum,0,sizeof(Sum)); - Set(Str); -} - /*}}}*/ -// SHA256SumValue::SHA256SumValue - Default constructor /*{{{*/ -// --------------------------------------------------------------------- -/* Sets the value to 0 */ -SHA256SumValue::SHA256SumValue() -{ - memset(Sum,0,sizeof(Sum)); -} - /*}}}*/ -// SHA256SumValue::Set - Set the sum from a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the hex string into a set of chars */ -bool SHA256SumValue::Set(string Str) -{ - return Hex2Num(Str,Sum,sizeof(Sum)); -} - /*}}}*/ -// SHA256SumValue::Value - Convert the number into a string /*{{{*/ -// --------------------------------------------------------------------- -/* Converts the set of chars into a hex string in lower case */ -string SHA256SumValue::Value() const -{ - char Conv[16] = - { '0','1','2','3','4','5','6','7','8','9','a','b', - 'c','d','e','f' - }; - char Result[65]; - Result[64] = 0; - - // Convert each char into two letters - int J = 0; - int I = 0; - for (; I != 64; J++,I += 2) - { - Result[I] = Conv[Sum[J] >> 4]; - Result[I + 1] = Conv[Sum[J] & 0xF]; - } - - return string(Result); -} - /*}}}*/ -// SHA256SumValue::operator == - Comparator /*{{{*/ -// --------------------------------------------------------------------- -/* Call memcmp on the buffer */ -bool SHA256SumValue::operator == (const SHA256SumValue & rhs) const -{ - return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0; -} - /*}}}*/ -// SHA256Summation::AddFD - Add content of file into the checksum /*{{{*/ -// --------------------------------------------------------------------- -/* */ -bool SHA256Summation::AddFD(int Fd,unsigned long Size) -{ - unsigned char Buf[64 * 64]; - int Res = 0; - int ToEOF = (Size == 0); - while (Size != 0 || ToEOF) - { - unsigned n = sizeof(Buf); - if (!ToEOF) n = min(Size,(unsigned long)n); - Res = read(Fd,Buf,n); - if (Res < 0 || (!ToEOF && (unsigned) Res != n)) // error, or short read - return false; - if (ToEOF && Res == 0) // EOF - break; - Size -= Res; - Add(Buf,Res); - } - return true; -} - /*}}}*/ - diff --git a/apt-pkg/contrib/sha256.h b/apt-pkg/contrib/sha256.h index 5934b5641..15146c948 100644 --- a/apt-pkg/contrib/sha256.h +++ b/apt-pkg/contrib/sha256.h @@ -1,72 +1,8 @@ -// -*- mode: cpp; mode: fold -*- -// Description /*{{{*/ -// $Id: sha1.h,v 1.3 2001/05/07 05:05:47 jgg Exp $ -/* ###################################################################### - - SHA256SumValue - Storage for a SHA-256 hash. - SHA256Summation - SHA-256 Secure Hash Algorithm. - - This is a C++ interface to a set of SHA256Sum functions, that mirrors - the equivalent MD5 & SHA1 classes. - - ##################################################################### */ - /*}}}*/ #ifndef APTPKG_SHA256_H #define APTPKG_SHA256_H -#include <string> -#include <cstring> -#include <algorithm> -#include <stdint.h> - -using std::string; -using std::min; - -class SHA256Summation; - -class SHA256SumValue -{ - friend class SHA256Summation; - unsigned char Sum[32]; - - public: - - // Accessors - bool operator ==(const SHA256SumValue &rhs) const; - string Value() const; - inline void Value(unsigned char S[32]) - {for (int I = 0; I != sizeof(Sum); I++) S[I] = Sum[I];}; - inline operator string() const {return Value();}; - bool Set(string Str); - inline void Set(unsigned char S[32]) - {for (int I = 0; I != sizeof(Sum); I++) Sum[I] = S[I];}; - - SHA256SumValue(string Str); - SHA256SumValue(); -}; - -struct sha256_ctx { - uint32_t count[2]; - uint32_t state[8]; - uint8_t buf[128]; -}; - -class SHA256Summation -{ - struct sha256_ctx Sum; - - bool Done; - - public: +#include "sha2.h" - bool Add(const unsigned char *inbuf,unsigned long inlen); - inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));}; - bool AddFD(int Fd,unsigned long Size); - inline bool Add(const unsigned char *Beg,const unsigned char *End) - {return Add(Beg,End-Beg);}; - SHA256SumValue Result(); - - SHA256Summation(); -}; +#warning "This header is deprecated, please include sha2.h instead" #endif diff --git a/apt-pkg/contrib/sha2_internal.cc b/apt-pkg/contrib/sha2_internal.cc new file mode 100644 index 000000000..6d27e8f2b --- /dev/null +++ b/apt-pkg/contrib/sha2_internal.cc @@ -0,0 +1,1076 @@ +/* + * FILE: sha2.c + * AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/ + * + * Copyright (c) 2000-2001, Aaron D. Gifford + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the copyright holder nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: sha2.c,v 1.1 2001/11/08 00:01:51 adg Exp adg $ + */ +#include <config.h> + +#include <string.h> /* memcpy()/memset() or bcopy()/bzero() */ +#include <assert.h> /* assert() */ +#include "sha2_internal.h" + +/* + * ASSERT NOTE: + * Some sanity checking code is included using assert(). On my FreeBSD + * system, this additional code can be removed by compiling with NDEBUG + * defined. Check your own systems manpage on assert() to see how to + * compile WITHOUT the sanity checking code on your system. + * + * UNROLLED TRANSFORM LOOP NOTE: + * You can define SHA2_UNROLL_TRANSFORM to use the unrolled transform + * loop version for the hash transform rounds (defined using macros + * later in this file). Either define on the command line, for example: + * + * cc -DSHA2_UNROLL_TRANSFORM -o sha2 sha2.c sha2prog.c + * + * or define below: + * + * #define SHA2_UNROLL_TRANSFORM + * + */ + + +/*** SHA-256/384/512 Machine Architecture Definitions *****************/ +/* + * BYTE_ORDER NOTE: + * + * Please make sure that your system defines BYTE_ORDER. If your + * architecture is little-endian, make sure it also defines + * LITTLE_ENDIAN and that the two (BYTE_ORDER and LITTLE_ENDIAN) are + * equivilent. + * + * If your system does not define the above, then you can do so by + * hand like this: + * + * #define LITTLE_ENDIAN 1234 + * #define BIG_ENDIAN 4321 + * + * And for little-endian machines, add: + * + * #define BYTE_ORDER LITTLE_ENDIAN + * + * Or for big-endian machines: + * + * #define BYTE_ORDER BIG_ENDIAN + * + * The FreeBSD machine this was written on defines BYTE_ORDER + * appropriately by including <sys/types.h> (which in turn includes + * <machine/endian.h> where the appropriate definitions are actually + * made). + */ +#if !defined(BYTE_ORDER) || (BYTE_ORDER != LITTLE_ENDIAN && BYTE_ORDER != BIG_ENDIAN) +#error Define BYTE_ORDER to be equal to either LITTLE_ENDIAN or BIG_ENDIAN +#endif + +/* + * Define the followingsha2_* types to types of the correct length on + * the native archtecture. Most BSD systems and Linux define u_intXX_t + * types. Machines with very recent ANSI C headers, can use the + * uintXX_t definintions from inttypes.h by defining SHA2_USE_INTTYPES_H + * during compile or in the sha.h header file. + * + * Machines that support neither u_intXX_t nor inttypes.h's uintXX_t + * will need to define these three typedefs below (and the appropriate + * ones in sha.h too) by hand according to their system architecture. + * + * Thank you, Jun-ichiro itojun Hagino, for suggesting using u_intXX_t + * types and pointing out recent ANSI C support for uintXX_t in inttypes.h. + */ +#ifdef SHA2_USE_INTTYPES_H + +typedef uint8_t sha2_byte; /* Exactly 1 byte */ +typedef uint32_t sha2_word32; /* Exactly 4 bytes */ +typedef uint64_t sha2_word64; /* Exactly 8 bytes */ + +#else /* SHA2_USE_INTTYPES_H */ + +typedef u_int8_t sha2_byte; /* Exactly 1 byte */ +typedef u_int32_t sha2_word32; /* Exactly 4 bytes */ +typedef u_int64_t sha2_word64; /* Exactly 8 bytes */ + +#endif /* SHA2_USE_INTTYPES_H */ + + +/*** SHA-256/384/512 Various Length Definitions ***********************/ +/* NOTE: Most of these are in sha2.h */ +#define SHA256_SHORT_BLOCK_LENGTH (SHA256_BLOCK_LENGTH - 8) +#define SHA384_SHORT_BLOCK_LENGTH (SHA384_BLOCK_LENGTH - 16) +#define SHA512_SHORT_BLOCK_LENGTH (SHA512_BLOCK_LENGTH - 16) + + +/*** ENDIAN REVERSAL MACROS *******************************************/ +#if BYTE_ORDER == LITTLE_ENDIAN +#define REVERSE32(w,x) { \ + sha2_word32 tmp = (w); \ + tmp = (tmp >> 16) | (tmp << 16); \ + (x) = ((tmp & 0xff00ff00UL) >> 8) | ((tmp & 0x00ff00ffUL) << 8); \ +} +#define REVERSE64(w,x) { \ + sha2_word64 tmp = (w); \ + tmp = (tmp >> 32) | (tmp << 32); \ + tmp = ((tmp & 0xff00ff00ff00ff00ULL) >> 8) | \ + ((tmp & 0x00ff00ff00ff00ffULL) << 8); \ + (x) = ((tmp & 0xffff0000ffff0000ULL) >> 16) | \ + ((tmp & 0x0000ffff0000ffffULL) << 16); \ +} +#endif /* BYTE_ORDER == LITTLE_ENDIAN */ + +/* + * Macro for incrementally adding the unsigned 64-bit integer n to the + * unsigned 128-bit integer (represented using a two-element array of + * 64-bit words): + */ +#define ADDINC128(w,n) { \ + (w)[0] += (sha2_word64)(n); \ + if ((w)[0] < (n)) { \ + (w)[1]++; \ + } \ +} + +/* + * Macros for copying blocks of memory and for zeroing out ranges + * of memory. Using these macros makes it easy to switch from + * using memset()/memcpy() and using bzero()/bcopy(). + * + * Please define either SHA2_USE_MEMSET_MEMCPY or define + * SHA2_USE_BZERO_BCOPY depending on which function set you + * choose to use: + */ +#if !defined(SHA2_USE_MEMSET_MEMCPY) && !defined(SHA2_USE_BZERO_BCOPY) +/* Default to memset()/memcpy() if no option is specified */ +#define SHA2_USE_MEMSET_MEMCPY 1 +#endif +#if defined(SHA2_USE_MEMSET_MEMCPY) && defined(SHA2_USE_BZERO_BCOPY) +/* Abort with an error if BOTH options are defined */ +#error Define either SHA2_USE_MEMSET_MEMCPY or SHA2_USE_BZERO_BCOPY, not both! +#endif + +#ifdef SHA2_USE_MEMSET_MEMCPY +#define MEMSET_BZERO(p,l) memset((p), 0, (l)) +#define MEMCPY_BCOPY(d,s,l) memcpy((d), (s), (l)) +#endif +#ifdef SHA2_USE_BZERO_BCOPY +#define MEMSET_BZERO(p,l) bzero((p), (l)) +#define MEMCPY_BCOPY(d,s,l) bcopy((s), (d), (l)) +#endif + + +/*** THE SIX LOGICAL FUNCTIONS ****************************************/ +/* + * Bit shifting and rotation (used by the six SHA-XYZ logical functions: + * + * NOTE: The naming of R and S appears backwards here (R is a SHIFT and + * S is a ROTATION) because the SHA-256/384/512 description document + * (see http://csrc.nist.gov/cryptval/shs/sha256-384-512.pdf) uses this + * same "backwards" definition. + */ +/* Shift-right (used in SHA-256, SHA-384, and SHA-512): */ +#define R(b,x) ((x) >> (b)) +/* 32-bit Rotate-right (used in SHA-256): */ +#define S32(b,x) (((x) >> (b)) | ((x) << (32 - (b)))) +/* 64-bit Rotate-right (used in SHA-384 and SHA-512): */ +#define S64(b,x) (((x) >> (b)) | ((x) << (64 - (b)))) + +/* Two of six logical functions used in SHA-256, SHA-384, and SHA-512: */ +#define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z))) +#define Maj(x,y,z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z))) + +/* Four of six logical functions used in SHA-256: */ +#define Sigma0_256(x) (S32(2, (x)) ^ S32(13, (x)) ^ S32(22, (x))) +#define Sigma1_256(x) (S32(6, (x)) ^ S32(11, (x)) ^ S32(25, (x))) +#define sigma0_256(x) (S32(7, (x)) ^ S32(18, (x)) ^ R(3 , (x))) +#define sigma1_256(x) (S32(17, (x)) ^ S32(19, (x)) ^ R(10, (x))) + +/* Four of six logical functions used in SHA-384 and SHA-512: */ +#define Sigma0_512(x) (S64(28, (x)) ^ S64(34, (x)) ^ S64(39, (x))) +#define Sigma1_512(x) (S64(14, (x)) ^ S64(18, (x)) ^ S64(41, (x))) +#define sigma0_512(x) (S64( 1, (x)) ^ S64( 8, (x)) ^ R( 7, (x))) +#define sigma1_512(x) (S64(19, (x)) ^ S64(61, (x)) ^ R( 6, (x))) + +/*** INTERNAL FUNCTION PROTOTYPES *************************************/ +/* NOTE: These should not be accessed directly from outside this + * library -- they are intended for private internal visibility/use + * only. + */ +static void SHA512_Last(SHA512_CTX*); +static void SHA256_Transform(SHA256_CTX*, const sha2_word32*); +static void SHA512_Transform(SHA512_CTX*, const sha2_word64*); + + +/*** SHA-XYZ INITIAL HASH VALUES AND CONSTANTS ************************/ +/* Hash constant words K for SHA-256: */ +const static sha2_word32 K256[64] = { + 0x428a2f98UL, 0x71374491UL, 0xb5c0fbcfUL, 0xe9b5dba5UL, + 0x3956c25bUL, 0x59f111f1UL, 0x923f82a4UL, 0xab1c5ed5UL, + 0xd807aa98UL, 0x12835b01UL, 0x243185beUL, 0x550c7dc3UL, + 0x72be5d74UL, 0x80deb1feUL, 0x9bdc06a7UL, 0xc19bf174UL, + 0xe49b69c1UL, 0xefbe4786UL, 0x0fc19dc6UL, 0x240ca1ccUL, + 0x2de92c6fUL, 0x4a7484aaUL, 0x5cb0a9dcUL, 0x76f988daUL, + 0x983e5152UL, 0xa831c66dUL, 0xb00327c8UL, 0xbf597fc7UL, + 0xc6e00bf3UL, 0xd5a79147UL, 0x06ca6351UL, 0x14292967UL, + 0x27b70a85UL, 0x2e1b2138UL, 0x4d2c6dfcUL, 0x53380d13UL, + 0x650a7354UL, 0x766a0abbUL, 0x81c2c92eUL, 0x92722c85UL, + 0xa2bfe8a1UL, 0xa81a664bUL, 0xc24b8b70UL, 0xc76c51a3UL, + 0xd192e819UL, 0xd6990624UL, 0xf40e3585UL, 0x106aa070UL, + 0x19a4c116UL, 0x1e376c08UL, 0x2748774cUL, 0x34b0bcb5UL, + 0x391c0cb3UL, 0x4ed8aa4aUL, 0x5b9cca4fUL, 0x682e6ff3UL, + 0x748f82eeUL, 0x78a5636fUL, 0x84c87814UL, 0x8cc70208UL, + 0x90befffaUL, 0xa4506cebUL, 0xbef9a3f7UL, 0xc67178f2UL +}; + +/* Initial hash value H for SHA-256: */ +const static sha2_word32 sha256_initial_hash_value[8] = { + 0x6a09e667UL, + 0xbb67ae85UL, + 0x3c6ef372UL, + 0xa54ff53aUL, + 0x510e527fUL, + 0x9b05688cUL, + 0x1f83d9abUL, + 0x5be0cd19UL +}; + +/* Hash constant words K for SHA-384 and SHA-512: */ +const static sha2_word64 K512[80] = { + 0x428a2f98d728ae22ULL, 0x7137449123ef65cdULL, + 0xb5c0fbcfec4d3b2fULL, 0xe9b5dba58189dbbcULL, + 0x3956c25bf348b538ULL, 0x59f111f1b605d019ULL, + 0x923f82a4af194f9bULL, 0xab1c5ed5da6d8118ULL, + 0xd807aa98a3030242ULL, 0x12835b0145706fbeULL, + 0x243185be4ee4b28cULL, 0x550c7dc3d5ffb4e2ULL, + 0x72be5d74f27b896fULL, 0x80deb1fe3b1696b1ULL, + 0x9bdc06a725c71235ULL, 0xc19bf174cf692694ULL, + 0xe49b69c19ef14ad2ULL, 0xefbe4786384f25e3ULL, + 0x0fc19dc68b8cd5b5ULL, 0x240ca1cc77ac9c65ULL, + 0x2de92c6f592b0275ULL, 0x4a7484aa6ea6e483ULL, + 0x5cb0a9dcbd41fbd4ULL, 0x76f988da831153b5ULL, + 0x983e5152ee66dfabULL, 0xa831c66d2db43210ULL, + 0xb00327c898fb213fULL, 0xbf597fc7beef0ee4ULL, + 0xc6e00bf33da88fc2ULL, 0xd5a79147930aa725ULL, + 0x06ca6351e003826fULL, 0x142929670a0e6e70ULL, + 0x27b70a8546d22ffcULL, 0x2e1b21385c26c926ULL, + 0x4d2c6dfc5ac42aedULL, 0x53380d139d95b3dfULL, + 0x650a73548baf63deULL, 0x766a0abb3c77b2a8ULL, + 0x81c2c92e47edaee6ULL, 0x92722c851482353bULL, + 0xa2bfe8a14cf10364ULL, 0xa81a664bbc423001ULL, + 0xc24b8b70d0f89791ULL, 0xc76c51a30654be30ULL, + 0xd192e819d6ef5218ULL, 0xd69906245565a910ULL, + 0xf40e35855771202aULL, 0x106aa07032bbd1b8ULL, + 0x19a4c116b8d2d0c8ULL, 0x1e376c085141ab53ULL, + 0x2748774cdf8eeb99ULL, 0x34b0bcb5e19b48a8ULL, + 0x391c0cb3c5c95a63ULL, 0x4ed8aa4ae3418acbULL, + 0x5b9cca4f7763e373ULL, 0x682e6ff3d6b2b8a3ULL, + 0x748f82ee5defb2fcULL, 0x78a5636f43172f60ULL, + 0x84c87814a1f0ab72ULL, 0x8cc702081a6439ecULL, + 0x90befffa23631e28ULL, 0xa4506cebde82bde9ULL, + 0xbef9a3f7b2c67915ULL, 0xc67178f2e372532bULL, + 0xca273eceea26619cULL, 0xd186b8c721c0c207ULL, + 0xeada7dd6cde0eb1eULL, 0xf57d4f7fee6ed178ULL, + 0x06f067aa72176fbaULL, 0x0a637dc5a2c898a6ULL, + 0x113f9804bef90daeULL, 0x1b710b35131c471bULL, + 0x28db77f523047d84ULL, 0x32caab7b40c72493ULL, + 0x3c9ebe0a15c9bebcULL, 0x431d67c49c100d4cULL, + 0x4cc5d4becb3e42b6ULL, 0x597f299cfc657e2aULL, + 0x5fcb6fab3ad6faecULL, 0x6c44198c4a475817ULL +}; + +/* Initial hash value H for SHA-384 */ +const static sha2_word64 sha384_initial_hash_value[8] = { + 0xcbbb9d5dc1059ed8ULL, + 0x629a292a367cd507ULL, + 0x9159015a3070dd17ULL, + 0x152fecd8f70e5939ULL, + 0x67332667ffc00b31ULL, + 0x8eb44a8768581511ULL, + 0xdb0c2e0d64f98fa7ULL, + 0x47b5481dbefa4fa4ULL +}; + +/* Initial hash value H for SHA-512 */ +const static sha2_word64 sha512_initial_hash_value[8] = { + 0x6a09e667f3bcc908ULL, + 0xbb67ae8584caa73bULL, + 0x3c6ef372fe94f82bULL, + 0xa54ff53a5f1d36f1ULL, + 0x510e527fade682d1ULL, + 0x9b05688c2b3e6c1fULL, + 0x1f83d9abfb41bd6bULL, + 0x5be0cd19137e2179ULL +}; + +/* + * Constant used by SHA256/384/512_End() functions for converting the + * digest to a readable hexadecimal character string: + */ +static const char *sha2_hex_digits = "0123456789abcdef"; + + +/*** SHA-256: *********************************************************/ +void SHA256_Init(SHA256_CTX* context) { + if (context == (SHA256_CTX*)0) { + return; + } + MEMCPY_BCOPY(context->state, sha256_initial_hash_value, SHA256_DIGEST_LENGTH); + MEMSET_BZERO(context->buffer, SHA256_BLOCK_LENGTH); + context->bitcount = 0; +} + +#ifdef SHA2_UNROLL_TRANSFORM + +/* Unrolled SHA-256 round macros: */ + +#if BYTE_ORDER == LITTLE_ENDIAN + +#define ROUND256_0_TO_15(a,b,c,d,e,f,g,h) \ + REVERSE32(*data++, W256[j]); \ + T1 = (h) + Sigma1_256(e) + Ch((e), (f), (g)) + \ + K256[j] + W256[j]; \ + (d) += T1; \ + (h) = T1 + Sigma0_256(a) + Maj((a), (b), (c)); \ + j++ + + +#else /* BYTE_ORDER == LITTLE_ENDIAN */ + +#define ROUND256_0_TO_15(a,b,c,d,e,f,g,h) \ + T1 = (h) + Sigma1_256(e) + Ch((e), (f), (g)) + \ + K256[j] + (W256[j] = *data++); \ + (d) += T1; \ + (h) = T1 + Sigma0_256(a) + Maj((a), (b), (c)); \ + j++ + +#endif /* BYTE_ORDER == LITTLE_ENDIAN */ + +#define ROUND256(a,b,c,d,e,f,g,h) \ + s0 = W256[(j+1)&0x0f]; \ + s0 = sigma0_256(s0); \ + s1 = W256[(j+14)&0x0f]; \ + s1 = sigma1_256(s1); \ + T1 = (h) + Sigma1_256(e) + Ch((e), (f), (g)) + K256[j] + \ + (W256[j&0x0f] += s1 + W256[(j+9)&0x0f] + s0); \ + (d) += T1; \ + (h) = T1 + Sigma0_256(a) + Maj((a), (b), (c)); \ + j++ + +static void SHA256_Transform(SHA256_CTX* context, const sha2_word32* data) { + sha2_word32 a, b, c, d, e, f, g, h, s0, s1; + sha2_word32 T1, *W256; + int j; + + W256 = (sha2_word32*)context->buffer; + + /* Initialize registers with the prev. intermediate value */ + a = context->state[0]; + b = context->state[1]; + c = context->state[2]; + d = context->state[3]; + e = context->state[4]; + f = context->state[5]; + g = context->state[6]; + h = context->state[7]; + + j = 0; + do { + /* Rounds 0 to 15 (unrolled): */ + ROUND256_0_TO_15(a,b,c,d,e,f,g,h); + ROUND256_0_TO_15(h,a,b,c,d,e,f,g); + ROUND256_0_TO_15(g,h,a,b,c,d,e,f); + ROUND256_0_TO_15(f,g,h,a,b,c,d,e); + ROUND256_0_TO_15(e,f,g,h,a,b,c,d); + ROUND256_0_TO_15(d,e,f,g,h,a,b,c); + ROUND256_0_TO_15(c,d,e,f,g,h,a,b); + ROUND256_0_TO_15(b,c,d,e,f,g,h,a); + } while (j < 16); + + /* Now for the remaining rounds to 64: */ + do { + ROUND256(a,b,c,d,e,f,g,h); + ROUND256(h,a,b,c,d,e,f,g); + ROUND256(g,h,a,b,c,d,e,f); + ROUND256(f,g,h,a,b,c,d,e); + ROUND256(e,f,g,h,a,b,c,d); + ROUND256(d,e,f,g,h,a,b,c); + ROUND256(c,d,e,f,g,h,a,b); + ROUND256(b,c,d,e,f,g,h,a); + } while (j < 64); + + /* Compute the current intermediate hash value */ + context->state[0] += a; + context->state[1] += b; + context->state[2] += c; + context->state[3] += d; + context->state[4] += e; + context->state[5] += f; + context->state[6] += g; + context->state[7] += h; + + /* Clean up */ + a = b = c = d = e = f = g = h = T1 = 0; +} + +#else /* SHA2_UNROLL_TRANSFORM */ + +static void SHA256_Transform(SHA256_CTX* context, const sha2_word32* data) { + sha2_word32 a, b, c, d, e, f, g, h, s0, s1; + sha2_word32 T1, T2, *W256; + int j; + + W256 = (sha2_word32*)context->buffer; + + /* Initialize registers with the prev. intermediate value */ + a = context->state[0]; + b = context->state[1]; + c = context->state[2]; + d = context->state[3]; + e = context->state[4]; + f = context->state[5]; + g = context->state[6]; + h = context->state[7]; + + j = 0; + do { +#if BYTE_ORDER == LITTLE_ENDIAN + /* Copy data while converting to host byte order */ + REVERSE32(*data++,W256[j]); + /* Apply the SHA-256 compression function to update a..h */ + T1 = h + Sigma1_256(e) + Ch(e, f, g) + K256[j] + W256[j]; +#else /* BYTE_ORDER == LITTLE_ENDIAN */ + /* Apply the SHA-256 compression function to update a..h with copy */ + T1 = h + Sigma1_256(e) + Ch(e, f, g) + K256[j] + (W256[j] = *data++); +#endif /* BYTE_ORDER == LITTLE_ENDIAN */ + T2 = Sigma0_256(a) + Maj(a, b, c); + h = g; + g = f; + f = e; + e = d + T1; + d = c; + c = b; + b = a; + a = T1 + T2; + + j++; + } while (j < 16); + + do { + /* Part of the message block expansion: */ + s0 = W256[(j+1)&0x0f]; + s0 = sigma0_256(s0); + s1 = W256[(j+14)&0x0f]; + s1 = sigma1_256(s1); + + /* Apply the SHA-256 compression function to update a..h */ + T1 = h + Sigma1_256(e) + Ch(e, f, g) + K256[j] + + (W256[j&0x0f] += s1 + W256[(j+9)&0x0f] + s0); + T2 = Sigma0_256(a) + Maj(a, b, c); + h = g; + g = f; + f = e; + e = d + T1; + d = c; + c = b; + b = a; + a = T1 + T2; + + j++; + } while (j < 64); + + /* Compute the current intermediate hash value */ + context->state[0] += a; + context->state[1] += b; + context->state[2] += c; + context->state[3] += d; + context->state[4] += e; + context->state[5] += f; + context->state[6] += g; + context->state[7] += h; + + /* Clean up */ + a = b = c = d = e = f = g = h = T1 = T2 = 0; +} + +#endif /* SHA2_UNROLL_TRANSFORM */ + +void SHA256_Update(SHA256_CTX* context, const sha2_byte *data, size_t len) { + unsigned int freespace, usedspace; + + if (len == 0) { + /* Calling with no data is valid - we do nothing */ + return; + } + + /* Sanity check: */ + assert(context != (SHA256_CTX*)0 && data != (sha2_byte*)0); + + usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH; + if (usedspace > 0) { + /* Calculate how much free space is available in the buffer */ + freespace = SHA256_BLOCK_LENGTH - usedspace; + + if (len >= freespace) { + /* Fill the buffer completely and process it */ + MEMCPY_BCOPY(&context->buffer[usedspace], data, freespace); + context->bitcount += freespace << 3; + len -= freespace; + data += freespace; + SHA256_Transform(context, (sha2_word32*)context->buffer); + } else { + /* The buffer is not yet full */ + MEMCPY_BCOPY(&context->buffer[usedspace], data, len); + context->bitcount += len << 3; + /* Clean up: */ + usedspace = freespace = 0; + return; + } + } + while (len >= SHA256_BLOCK_LENGTH) { + /* Process as many complete blocks as we can */ + SHA256_Transform(context, (sha2_word32*)data); + context->bitcount += SHA256_BLOCK_LENGTH << 3; + len -= SHA256_BLOCK_LENGTH; + data += SHA256_BLOCK_LENGTH; + } + if (len > 0) { + /* There's left-overs, so save 'em */ + MEMCPY_BCOPY(context->buffer, data, len); + context->bitcount += len << 3; + } + /* Clean up: */ + usedspace = freespace = 0; +} + +void SHA256_Final(sha2_byte digest[], SHA256_CTX* context) { + sha2_word32 *d = (sha2_word32*)digest; + unsigned int usedspace; + + /* Sanity check: */ + assert(context != (SHA256_CTX*)0); + + /* If no digest buffer is passed, we don't bother doing this: */ + if (digest != (sha2_byte*)0) { + usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH; +#if BYTE_ORDER == LITTLE_ENDIAN + /* Convert FROM host byte order */ + REVERSE64(context->bitcount,context->bitcount); +#endif + if (usedspace > 0) { + /* Begin padding with a 1 bit: */ + context->buffer[usedspace++] = 0x80; + + if (usedspace <= SHA256_SHORT_BLOCK_LENGTH) { + /* Set-up for the last transform: */ + MEMSET_BZERO(&context->buffer[usedspace], SHA256_SHORT_BLOCK_LENGTH - usedspace); + } else { + if (usedspace < SHA256_BLOCK_LENGTH) { + MEMSET_BZERO(&context->buffer[usedspace], SHA256_BLOCK_LENGTH - usedspace); + } + /* Do second-to-last transform: */ + SHA256_Transform(context, (sha2_word32*)context->buffer); + + /* And set-up for the last transform: */ + MEMSET_BZERO(context->buffer, SHA256_SHORT_BLOCK_LENGTH); + } + } else { + /* Set-up for the last transform: */ + MEMSET_BZERO(context->buffer, SHA256_SHORT_BLOCK_LENGTH); + + /* Begin padding with a 1 bit: */ + *context->buffer = 0x80; + } + /* Set the bit count: */ + union { + sha2_byte* c; + sha2_word64* l; + } bitcount; + bitcount.c = &context->buffer[SHA256_SHORT_BLOCK_LENGTH]; + *(bitcount.l) = context->bitcount; + + /* Final transform: */ + SHA256_Transform(context, (sha2_word32*)context->buffer); + +#if BYTE_ORDER == LITTLE_ENDIAN + { + /* Convert TO host byte order */ + int j; + for (j = 0; j < 8; j++) { + REVERSE32(context->state[j],context->state[j]); + *d++ = context->state[j]; + } + } +#else + MEMCPY_BCOPY(d, context->state, SHA256_DIGEST_LENGTH); +#endif + } + + /* Clean up state data: */ + MEMSET_BZERO(context, sizeof(context)); + usedspace = 0; +} + +char *SHA256_End(SHA256_CTX* context, char buffer[]) { + sha2_byte digest[SHA256_DIGEST_LENGTH], *d = digest; + int i; + + /* Sanity check: */ + assert(context != (SHA256_CTX*)0); + + if (buffer != (char*)0) { + SHA256_Final(digest, context); + + for (i = 0; i < SHA256_DIGEST_LENGTH; i++) { + *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; + *buffer++ = sha2_hex_digits[*d & 0x0f]; + d++; + } + *buffer = (char)0; + } else { + MEMSET_BZERO(context, sizeof(context)); + } + MEMSET_BZERO(digest, SHA256_DIGEST_LENGTH); + return buffer; +} + +char* SHA256_Data(const sha2_byte* data, size_t len, char digest[SHA256_DIGEST_STRING_LENGTH]) { + SHA256_CTX context; + + SHA256_Init(&context); + SHA256_Update(&context, data, len); + return SHA256_End(&context, digest); +} + + +/*** SHA-512: *********************************************************/ +void SHA512_Init(SHA512_CTX* context) { + if (context == (SHA512_CTX*)0) { + return; + } + MEMCPY_BCOPY(context->state, sha512_initial_hash_value, SHA512_DIGEST_LENGTH); + MEMSET_BZERO(context->buffer, SHA512_BLOCK_LENGTH); + context->bitcount[0] = context->bitcount[1] = 0; +} + +#ifdef SHA2_UNROLL_TRANSFORM + +/* Unrolled SHA-512 round macros: */ +#if BYTE_ORDER == LITTLE_ENDIAN + +#define ROUND512_0_TO_15(a,b,c,d,e,f,g,h) \ + REVERSE64(*data++, W512[j]); \ + T1 = (h) + Sigma1_512(e) + Ch((e), (f), (g)) + \ + K512[j] + W512[j]; \ + (d) += T1, \ + (h) = T1 + Sigma0_512(a) + Maj((a), (b), (c)), \ + j++ + + +#else /* BYTE_ORDER == LITTLE_ENDIAN */ + +#define ROUND512_0_TO_15(a,b,c,d,e,f,g,h) \ + T1 = (h) + Sigma1_512(e) + Ch((e), (f), (g)) + \ + K512[j] + (W512[j] = *data++); \ + (d) += T1; \ + (h) = T1 + Sigma0_512(a) + Maj((a), (b), (c)); \ + j++ + +#endif /* BYTE_ORDER == LITTLE_ENDIAN */ + +#define ROUND512(a,b,c,d,e,f,g,h) \ + s0 = W512[(j+1)&0x0f]; \ + s0 = sigma0_512(s0); \ + s1 = W512[(j+14)&0x0f]; \ + s1 = sigma1_512(s1); \ + T1 = (h) + Sigma1_512(e) + Ch((e), (f), (g)) + K512[j] + \ + (W512[j&0x0f] += s1 + W512[(j+9)&0x0f] + s0); \ + (d) += T1; \ + (h) = T1 + Sigma0_512(a) + Maj((a), (b), (c)); \ + j++ + +static void SHA512_Transform(SHA512_CTX* context, const sha2_word64* data) { + sha2_word64 a, b, c, d, e, f, g, h, s0, s1; + sha2_word64 T1, *W512 = (sha2_word64*)context->buffer; + int j; + + /* Initialize registers with the prev. intermediate value */ + a = context->state[0]; + b = context->state[1]; + c = context->state[2]; + d = context->state[3]; + e = context->state[4]; + f = context->state[5]; + g = context->state[6]; + h = context->state[7]; + + j = 0; + do { + ROUND512_0_TO_15(a,b,c,d,e,f,g,h); + ROUND512_0_TO_15(h,a,b,c,d,e,f,g); + ROUND512_0_TO_15(g,h,a,b,c,d,e,f); + ROUND512_0_TO_15(f,g,h,a,b,c,d,e); + ROUND512_0_TO_15(e,f,g,h,a,b,c,d); + ROUND512_0_TO_15(d,e,f,g,h,a,b,c); + ROUND512_0_TO_15(c,d,e,f,g,h,a,b); + ROUND512_0_TO_15(b,c,d,e,f,g,h,a); + } while (j < 16); + + /* Now for the remaining rounds up to 79: */ + do { + ROUND512(a,b,c,d,e,f,g,h); + ROUND512(h,a,b,c,d,e,f,g); + ROUND512(g,h,a,b,c,d,e,f); + ROUND512(f,g,h,a,b,c,d,e); + ROUND512(e,f,g,h,a,b,c,d); + ROUND512(d,e,f,g,h,a,b,c); + ROUND512(c,d,e,f,g,h,a,b); + ROUND512(b,c,d,e,f,g,h,a); + } while (j < 80); + + /* Compute the current intermediate hash value */ + context->state[0] += a; + context->state[1] += b; + context->state[2] += c; + context->state[3] += d; + context->state[4] += e; + context->state[5] += f; + context->state[6] += g; + context->state[7] += h; + + /* Clean up */ + a = b = c = d = e = f = g = h = T1 = 0; +} + +#else /* SHA2_UNROLL_TRANSFORM */ + +static void SHA512_Transform(SHA512_CTX* context, const sha2_word64* data) { + sha2_word64 a, b, c, d, e, f, g, h, s0, s1; + sha2_word64 T1, T2, *W512 = (sha2_word64*)context->buffer; + int j; + + /* Initialize registers with the prev. intermediate value */ + a = context->state[0]; + b = context->state[1]; + c = context->state[2]; + d = context->state[3]; + e = context->state[4]; + f = context->state[5]; + g = context->state[6]; + h = context->state[7]; + + j = 0; + do { +#if BYTE_ORDER == LITTLE_ENDIAN + /* Convert TO host byte order */ + REVERSE64(*data++, W512[j]); + /* Apply the SHA-512 compression function to update a..h */ + T1 = h + Sigma1_512(e) + Ch(e, f, g) + K512[j] + W512[j]; +#else /* BYTE_ORDER == LITTLE_ENDIAN */ + /* Apply the SHA-512 compression function to update a..h with copy */ + T1 = h + Sigma1_512(e) + Ch(e, f, g) + K512[j] + (W512[j] = *data++); +#endif /* BYTE_ORDER == LITTLE_ENDIAN */ + T2 = Sigma0_512(a) + Maj(a, b, c); + h = g; + g = f; + f = e; + e = d + T1; + d = c; + c = b; + b = a; + a = T1 + T2; + + j++; + } while (j < 16); + + do { + /* Part of the message block expansion: */ + s0 = W512[(j+1)&0x0f]; + s0 = sigma0_512(s0); + s1 = W512[(j+14)&0x0f]; + s1 = sigma1_512(s1); + + /* Apply the SHA-512 compression function to update a..h */ + T1 = h + Sigma1_512(e) + Ch(e, f, g) + K512[j] + + (W512[j&0x0f] += s1 + W512[(j+9)&0x0f] + s0); + T2 = Sigma0_512(a) + Maj(a, b, c); + h = g; + g = f; + f = e; + e = d + T1; + d = c; + c = b; + b = a; + a = T1 + T2; + + j++; + } while (j < 80); + + /* Compute the current intermediate hash value */ + context->state[0] += a; + context->state[1] += b; + context->state[2] += c; + context->state[3] += d; + context->state[4] += e; + context->state[5] += f; + context->state[6] += g; + context->state[7] += h; + + /* Clean up */ + a = b = c = d = e = f = g = h = T1 = T2 = 0; +} + +#endif /* SHA2_UNROLL_TRANSFORM */ + +void SHA512_Update(SHA512_CTX* context, const sha2_byte *data, size_t len) { + unsigned int freespace, usedspace; + + if (len == 0) { + /* Calling with no data is valid - we do nothing */ + return; + } + + /* Sanity check: */ + assert(context != (SHA512_CTX*)0 && data != (sha2_byte*)0); + + usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH; + if (usedspace > 0) { + /* Calculate how much free space is available in the buffer */ + freespace = SHA512_BLOCK_LENGTH - usedspace; + + if (len >= freespace) { + /* Fill the buffer completely and process it */ + MEMCPY_BCOPY(&context->buffer[usedspace], data, freespace); + ADDINC128(context->bitcount, freespace << 3); + len -= freespace; + data += freespace; + SHA512_Transform(context, (sha2_word64*)context->buffer); + } else { + /* The buffer is not yet full */ + MEMCPY_BCOPY(&context->buffer[usedspace], data, len); + ADDINC128(context->bitcount, len << 3); + /* Clean up: */ + usedspace = freespace = 0; + return; + } + } + while (len >= SHA512_BLOCK_LENGTH) { + /* Process as many complete blocks as we can */ + SHA512_Transform(context, (sha2_word64*)data); + ADDINC128(context->bitcount, SHA512_BLOCK_LENGTH << 3); + len -= SHA512_BLOCK_LENGTH; + data += SHA512_BLOCK_LENGTH; + } + if (len > 0) { + /* There's left-overs, so save 'em */ + MEMCPY_BCOPY(context->buffer, data, len); + ADDINC128(context->bitcount, len << 3); + } + /* Clean up: */ + usedspace = freespace = 0; +} + +static void SHA512_Last(SHA512_CTX* context) { + unsigned int usedspace; + + usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH; +#if BYTE_ORDER == LITTLE_ENDIAN + /* Convert FROM host byte order */ + REVERSE64(context->bitcount[0],context->bitcount[0]); + REVERSE64(context->bitcount[1],context->bitcount[1]); +#endif + if (usedspace > 0) { + /* Begin padding with a 1 bit: */ + context->buffer[usedspace++] = 0x80; + + if (usedspace <= SHA512_SHORT_BLOCK_LENGTH) { + /* Set-up for the last transform: */ + MEMSET_BZERO(&context->buffer[usedspace], SHA512_SHORT_BLOCK_LENGTH - usedspace); + } else { + if (usedspace < SHA512_BLOCK_LENGTH) { + MEMSET_BZERO(&context->buffer[usedspace], SHA512_BLOCK_LENGTH - usedspace); + } + /* Do second-to-last transform: */ + SHA512_Transform(context, (sha2_word64*)context->buffer); + + /* And set-up for the last transform: */ + MEMSET_BZERO(context->buffer, SHA512_BLOCK_LENGTH - 2); + } + } else { + /* Prepare for final transform: */ + MEMSET_BZERO(context->buffer, SHA512_SHORT_BLOCK_LENGTH); + + /* Begin padding with a 1 bit: */ + *context->buffer = 0x80; + } + /* Store the length of input data (in bits): */ + union { + sha2_byte* c; + sha2_word64* l; + } bitcount; + bitcount.c = &context->buffer[SHA512_SHORT_BLOCK_LENGTH]; + bitcount.l[0] = context->bitcount[1]; + bitcount.l[1] = context->bitcount[0]; + + /* Final transform: */ + SHA512_Transform(context, (sha2_word64*)context->buffer); +} + +void SHA512_Final(sha2_byte digest[], SHA512_CTX* context) { + sha2_word64 *d = (sha2_word64*)digest; + + /* Sanity check: */ + assert(context != (SHA512_CTX*)0); + + /* If no digest buffer is passed, we don't bother doing this: */ + if (digest != (sha2_byte*)0) { + SHA512_Last(context); + + /* Save the hash data for output: */ +#if BYTE_ORDER == LITTLE_ENDIAN + { + /* Convert TO host byte order */ + int j; + for (j = 0; j < 8; j++) { + REVERSE64(context->state[j],context->state[j]); + *d++ = context->state[j]; + } + } +#else + MEMCPY_BCOPY(d, context->state, SHA512_DIGEST_LENGTH); +#endif + } + + /* Zero out state data */ + MEMSET_BZERO(context, sizeof(context)); +} + +char *SHA512_End(SHA512_CTX* context, char buffer[]) { + sha2_byte digest[SHA512_DIGEST_LENGTH], *d = digest; + int i; + + /* Sanity check: */ + assert(context != (SHA512_CTX*)0); + + if (buffer != (char*)0) { + SHA512_Final(digest, context); + + for (i = 0; i < SHA512_DIGEST_LENGTH; i++) { + *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; + *buffer++ = sha2_hex_digits[*d & 0x0f]; + d++; + } + *buffer = (char)0; + } else { + MEMSET_BZERO(context, sizeof(context)); + } + MEMSET_BZERO(digest, SHA512_DIGEST_LENGTH); + return buffer; +} + +char* SHA512_Data(const sha2_byte* data, size_t len, char digest[SHA512_DIGEST_STRING_LENGTH]) { + SHA512_CTX context; + + SHA512_Init(&context); + SHA512_Update(&context, data, len); + return SHA512_End(&context, digest); +} + + +/*** SHA-384: *********************************************************/ +void SHA384_Init(SHA384_CTX* context) { + if (context == (SHA384_CTX*)0) { + return; + } + MEMCPY_BCOPY(context->state, sha384_initial_hash_value, SHA512_DIGEST_LENGTH); + MEMSET_BZERO(context->buffer, SHA384_BLOCK_LENGTH); + context->bitcount[0] = context->bitcount[1] = 0; +} + +void SHA384_Update(SHA384_CTX* context, const sha2_byte* data, size_t len) { + SHA512_Update((SHA512_CTX*)context, data, len); +} + +void SHA384_Final(sha2_byte digest[], SHA384_CTX* context) { + sha2_word64 *d = (sha2_word64*)digest; + + /* Sanity check: */ + assert(context != (SHA384_CTX*)0); + + /* If no digest buffer is passed, we don't bother doing this: */ + if (digest != (sha2_byte*)0) { + SHA512_Last((SHA512_CTX*)context); + + /* Save the hash data for output: */ +#if BYTE_ORDER == LITTLE_ENDIAN + { + /* Convert TO host byte order */ + int j; + for (j = 0; j < 6; j++) { + REVERSE64(context->state[j],context->state[j]); + *d++ = context->state[j]; + } + } +#else + MEMCPY_BCOPY(d, context->state, SHA384_DIGEST_LENGTH); +#endif + } + + /* Zero out state data */ + MEMSET_BZERO(context, sizeof(context)); +} + +char *SHA384_End(SHA384_CTX* context, char buffer[]) { + sha2_byte digest[SHA384_DIGEST_LENGTH], *d = digest; + int i; + + /* Sanity check: */ + assert(context != (SHA384_CTX*)0); + + if (buffer != (char*)0) { + SHA384_Final(digest, context); + + for (i = 0; i < SHA384_DIGEST_LENGTH; i++) { + *buffer++ = sha2_hex_digits[(*d & 0xf0) >> 4]; + *buffer++ = sha2_hex_digits[*d & 0x0f]; + d++; + } + *buffer = (char)0; + } else { + MEMSET_BZERO(context, sizeof(context)); + } + MEMSET_BZERO(digest, SHA384_DIGEST_LENGTH); + return buffer; +} + +char* SHA384_Data(const sha2_byte* data, size_t len, char digest[SHA384_DIGEST_STRING_LENGTH]) { + SHA384_CTX context; + + SHA384_Init(&context); + SHA384_Update(&context, data, len); + return SHA384_End(&context, digest); +} + diff --git a/apt-pkg/contrib/sha2_internal.h b/apt-pkg/contrib/sha2_internal.h new file mode 100644 index 000000000..d9d429c92 --- /dev/null +++ b/apt-pkg/contrib/sha2_internal.h @@ -0,0 +1,188 @@ +/* + * FILE: sha2.h + * AUTHOR: Aaron D. Gifford - http://www.aarongifford.com/ + * + * Copyright (c) 2000-2001, Aaron D. Gifford + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the copyright holder nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: sha2.h,v 1.1 2001/11/08 00:02:01 adg Exp adg $ + */ + +#ifndef __SHA2_H__ +#define __SHA2_H__ + +/* + * Import u_intXX_t size_t type definitions from system headers. You + * may need to change this, or define these things yourself in this + * file. + */ +#include <sys/types.h> + +#ifdef SHA2_USE_INTTYPES_H + +#include <inttypes.h> + +#endif /* SHA2_USE_INTTYPES_H */ + + +/*** SHA-256/384/512 Various Length Definitions ***********************/ +#define SHA256_BLOCK_LENGTH 64 +#define SHA256_DIGEST_LENGTH 32 +#define SHA256_DIGEST_STRING_LENGTH (SHA256_DIGEST_LENGTH * 2 + 1) +#define SHA384_BLOCK_LENGTH 128 +#define SHA384_DIGEST_LENGTH 48 +#define SHA384_DIGEST_STRING_LENGTH (SHA384_DIGEST_LENGTH * 2 + 1) +#define SHA512_BLOCK_LENGTH 128 +#define SHA512_DIGEST_LENGTH 64 +#define SHA512_DIGEST_STRING_LENGTH (SHA512_DIGEST_LENGTH * 2 + 1) + + +/*** SHA-256/384/512 Context Structures *******************************/ +/* NOTE: If your architecture does not define either u_intXX_t types or + * uintXX_t (from inttypes.h), you may need to define things by hand + * for your system: + */ +#if 0 +typedef unsigned char u_int8_t; /* 1-byte (8-bits) */ +typedef unsigned int u_int32_t; /* 4-bytes (32-bits) */ +typedef unsigned long long u_int64_t; /* 8-bytes (64-bits) */ +#endif +/* + * Most BSD systems already define u_intXX_t types, as does Linux. + * Some systems, however, like Compaq's Tru64 Unix instead can use + * uintXX_t types defined by very recent ANSI C standards and included + * in the file: + * + * #include <inttypes.h> + * + * If you choose to use <inttypes.h> then please define: + * + * #define SHA2_USE_INTTYPES_H + * + * Or on the command line during compile: + * + * cc -DSHA2_USE_INTTYPES_H ... + */ +#ifdef SHA2_USE_INTTYPES_H + +typedef struct _SHA256_CTX { + uint32_t state[8]; + uint64_t bitcount; + uint8_t buffer[SHA256_BLOCK_LENGTH]; +} SHA256_CTX; +typedef struct _SHA512_CTX { + uint64_t state[8]; + uint64_t bitcount[2]; + uint8_t buffer[SHA512_BLOCK_LENGTH]; +} SHA512_CTX; + +#else /* SHA2_USE_INTTYPES_H */ + +typedef struct _SHA256_CTX { + u_int32_t state[8]; + u_int64_t bitcount; + u_int8_t buffer[SHA256_BLOCK_LENGTH]; +} SHA256_CTX; +typedef struct _SHA512_CTX { + u_int64_t state[8]; + u_int64_t bitcount[2]; + u_int8_t buffer[SHA512_BLOCK_LENGTH]; +} SHA512_CTX; + +#endif /* SHA2_USE_INTTYPES_H */ + +typedef SHA512_CTX SHA384_CTX; + + +/*** SHA-256/384/512 Function Prototypes ******************************/ +#ifndef NOPROTO +#ifdef SHA2_USE_INTTYPES_H + +void SHA256_Init(SHA256_CTX *); +void SHA256_Update(SHA256_CTX*, const uint8_t*, size_t); +void SHA256_Final(uint8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*); +char* SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]); +char* SHA256_Data(const uint8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]); + +void SHA384_Init(SHA384_CTX*); +void SHA384_Update(SHA384_CTX*, const uint8_t*, size_t); +void SHA384_Final(uint8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*); +char* SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]); +char* SHA384_Data(const uint8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]); + +void SHA512_Init(SHA512_CTX*); +void SHA512_Update(SHA512_CTX*, const uint8_t*, size_t); +void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); +char* SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]); +char* SHA512_Data(const uint8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]); + +#else /* SHA2_USE_INTTYPES_H */ + +void SHA256_Init(SHA256_CTX *); +void SHA256_Update(SHA256_CTX*, const u_int8_t*, size_t); +void SHA256_Final(u_int8_t[SHA256_DIGEST_LENGTH], SHA256_CTX*); +char* SHA256_End(SHA256_CTX*, char[SHA256_DIGEST_STRING_LENGTH]); +char* SHA256_Data(const u_int8_t*, size_t, char[SHA256_DIGEST_STRING_LENGTH]); + +void SHA384_Init(SHA384_CTX*); +void SHA384_Update(SHA384_CTX*, const u_int8_t*, size_t); +void SHA384_Final(u_int8_t[SHA384_DIGEST_LENGTH], SHA384_CTX*); +char* SHA384_End(SHA384_CTX*, char[SHA384_DIGEST_STRING_LENGTH]); +char* SHA384_Data(const u_int8_t*, size_t, char[SHA384_DIGEST_STRING_LENGTH]); + +void SHA512_Init(SHA512_CTX*); +void SHA512_Update(SHA512_CTX*, const u_int8_t*, size_t); +void SHA512_Final(u_int8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*); +char* SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]); +char* SHA512_Data(const u_int8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]); + +#endif /* SHA2_USE_INTTYPES_H */ + +#else /* NOPROTO */ + +void SHA256_Init(); +void SHA256_Update(); +void SHA256_Final(); +char* SHA256_End(); +char* SHA256_Data(); + +void SHA384_Init(); +void SHA384_Update(); +void SHA384_Final(); +char* SHA384_End(); +char* SHA384_Data(); + +void SHA512_Init(); +void SHA512_Update(); +void SHA512_Final(); +char* SHA512_End(); +char* SHA512_Data(); + +#endif /* NOPROTO */ + +#endif /* __SHA2_H__ */ + diff --git a/apt-pkg/contrib/strutl.cc b/apt-pkg/contrib/strutl.cc index 8dd05b9c0..99efa8d98 100644 --- a/apt-pkg/contrib/strutl.cc +++ b/apt-pkg/contrib/strutl.cc @@ -15,12 +15,12 @@ ##################################################################### */ /*}}}*/ // Includes /*{{{*/ +#include <config.h> + #include <apt-pkg/strutl.h> #include <apt-pkg/fileutl.h> #include <apt-pkg/error.h> -#include <apti18n.h> - #include <ctype.h> #include <string.h> #include <stdio.h> @@ -31,7 +31,7 @@ #include <stdarg.h> #include <iconv.h> -#include "config.h" +#include <apti18n.h> using namespace std; /*}}}*/ @@ -910,17 +910,17 @@ bool StrToTime(const string &Val,time_t &Result) // Handle RFC 1123 time Month[0] = 0; - if (sscanf(I," %d %3s %d %d:%d:%d GMT",&Tm.tm_mday,Month,&Tm.tm_year, + if (sscanf(I," %2d %3s %4d %2d:%2d:%2d GMT",&Tm.tm_mday,Month,&Tm.tm_year, &Tm.tm_hour,&Tm.tm_min,&Tm.tm_sec) != 6) { // Handle RFC 1036 time - if (sscanf(I," %d-%3s-%d %d:%d:%d GMT",&Tm.tm_mday,Month, + if (sscanf(I," %2d-%3s-%3d %2d:%2d:%2d GMT",&Tm.tm_mday,Month, &Tm.tm_year,&Tm.tm_hour,&Tm.tm_min,&Tm.tm_sec) == 6) Tm.tm_year += 1900; else { // asctime format - if (sscanf(I," %3s %d %d:%d:%d %d",Month,&Tm.tm_mday, + if (sscanf(I," %3s %2d %2d:%2d:%2d %4d",Month,&Tm.tm_mday, &Tm.tm_hour,&Tm.tm_min,&Tm.tm_sec,&Tm.tm_year) != 6) { // 'ftp' time @@ -969,6 +969,34 @@ bool StrToNum(const char *Str,unsigned long &Res,unsigned Len,unsigned Base) return true; } /*}}}*/ +// StrToNum - Convert a fixed length string to a number /*{{{*/ +// --------------------------------------------------------------------- +/* This is used in decoding the crazy fixed length string headers in + tar and ar files. */ +bool StrToNum(const char *Str,unsigned long long &Res,unsigned Len,unsigned Base) +{ + char S[30]; + if (Len >= sizeof(S)) + return false; + memcpy(S,Str,Len); + S[Len] = 0; + + // All spaces is a zero + Res = 0; + unsigned I; + for (I = 0; S[I] == ' '; I++); + if (S[I] == 0) + return true; + + char *End; + Res = strtoull(S,&End,Base); + if (End == S) + return false; + + return true; +} + /*}}}*/ + // Base256ToNum - Convert a fixed length binary to a number /*{{{*/ // --------------------------------------------------------------------- /* This is used in decoding the 256bit encoded fixed length fields in diff --git a/apt-pkg/contrib/strutl.h b/apt-pkg/contrib/strutl.h index fba85cf94..337139d5d 100644 --- a/apt-pkg/contrib/strutl.h +++ b/apt-pkg/contrib/strutl.h @@ -27,59 +27,62 @@ #include "macros.h" +#ifndef APT_8_CLEANER_HEADERS using std::string; using std::vector; using std::ostream; +#endif -bool UTF8ToCodeset(const char *codeset, const string &orig, string *dest); +bool UTF8ToCodeset(const char *codeset, const std::string &orig, std::string *dest); char *_strstrip(char *String); char *_strtabexpand(char *String,size_t Len); -bool ParseQuoteWord(const char *&String,string &Res); -bool ParseCWord(const char *&String,string &Res); -string QuoteString(const string &Str,const char *Bad); -string DeQuoteString(const string &Str); -string DeQuoteString(string::const_iterator const &begin, string::const_iterator const &end); +bool ParseQuoteWord(const char *&String,std::string &Res); +bool ParseCWord(const char *&String,std::string &Res); +std::string QuoteString(const std::string &Str,const char *Bad); +std::string DeQuoteString(const std::string &Str); +std::string DeQuoteString(std::string::const_iterator const &begin, std::string::const_iterator const &end); // unescape (\0XX and \xXX) from a string -string DeEscapeString(const string &input); - -string SizeToStr(double Bytes); -string TimeToStr(unsigned long Sec); -string Base64Encode(const string &Str); -string OutputInDepth(const unsigned long Depth, const char* Separator=" "); -string URItoFileName(const string &URI); -string TimeRFC1123(time_t Date); +std::string DeEscapeString(const std::string &input); + +std::string SizeToStr(double Bytes); +std::string TimeToStr(unsigned long Sec); +std::string Base64Encode(const std::string &Str); +std::string OutputInDepth(const unsigned long Depth, const char* Separator=" "); +std::string URItoFileName(const std::string &URI); +std::string TimeRFC1123(time_t Date); bool RFC1123StrToTime(const char* const str,time_t &time) __must_check; bool FTPMDTMStrToTime(const char* const str,time_t &time) __must_check; -__deprecated bool StrToTime(const string &Val,time_t &Result); -string LookupTag(const string &Message,const char *Tag,const char *Default = 0); -int StringToBool(const string &Text,int Default = -1); -bool ReadMessages(int Fd, vector<string> &List); +__deprecated bool StrToTime(const std::string &Val,time_t &Result); +std::string LookupTag(const std::string &Message,const char *Tag,const char *Default = 0); +int StringToBool(const std::string &Text,int Default = -1); +bool ReadMessages(int Fd, std::vector<std::string> &List); bool StrToNum(const char *Str,unsigned long &Res,unsigned Len,unsigned Base = 0); +bool StrToNum(const char *Str,unsigned long long &Res,unsigned Len,unsigned Base = 0); bool Base256ToNum(const char *Str,unsigned long &Res,unsigned int Len); -bool Hex2Num(const string &Str,unsigned char *Num,unsigned int Length); +bool Hex2Num(const std::string &Str,unsigned char *Num,unsigned int Length); bool TokSplitString(char Tok,char *Input,char **List, unsigned long ListMax); -vector<string> VectorizeString(string const &haystack, char const &split) __attrib_const; -void ioprintf(ostream &out,const char *format,...) __like_printf(2); -void strprintf(string &out,const char *format,...) __like_printf(2); +std::vector<std::string> VectorizeString(std::string const &haystack, char const &split) __attrib_const; +void ioprintf(std::ostream &out,const char *format,...) __like_printf(2); +void strprintf(std::string &out,const char *format,...) __like_printf(2); char *safe_snprintf(char *Buffer,char *End,const char *Format,...) __like_printf(3); -bool CheckDomainList(const string &Host, const string &List); +bool CheckDomainList(const std::string &Host, const std::string &List); int tolower_ascii(int const c) __attrib_const __hot; -string StripEpoch(const string &VerStr); +std::string StripEpoch(const std::string &VerStr); #define APT_MKSTRCMP(name,func) \ inline int name(const char *A,const char *B) {return func(A,A+strlen(A),B,B+strlen(B));}; \ inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \ -inline int name(const string& A,const char *B) {return func(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));}; \ -inline int name(const string& A,const string& B) {return func(A.c_str(),A.c_str()+A.length(),B.c_str(),B.c_str()+B.length());}; \ -inline int name(const string& A,const char *B,const char *BEnd) {return func(A.c_str(),A.c_str()+A.length(),B,BEnd);}; +inline int name(const std::string& A,const char *B) {return func(A.c_str(),A.c_str()+A.length(),B,B+strlen(B));}; \ +inline int name(const std::string& A,const std::string& B) {return func(A.c_str(),A.c_str()+A.length(),B.c_str(),B.c_str()+B.length());}; \ +inline int name(const std::string& A,const char *B,const char *BEnd) {return func(A.c_str(),A.c_str()+A.length(),B,BEnd);}; #define APT_MKSTRCMP2(name,func) \ inline int name(const char *A,const char *AEnd,const char *B) {return func(A,AEnd,B,B+strlen(B));}; \ -inline int name(const string& A,const char *B) {return func(A.begin(),A.end(),B,B+strlen(B));}; \ -inline int name(const string& A,const string& B) {return func(A.begin(),A.end(),B.begin(),B.end());}; \ -inline int name(const string& A,const char *B,const char *BEnd) {return func(A.begin(),A.end(),B,BEnd);}; +inline int name(const std::string& A,const char *B) {return func(A.begin(),A.end(),B,B+strlen(B));}; \ +inline int name(const std::string& A,const std::string& B) {return func(A.begin(),A.end(),B.begin(),B.end());}; \ +inline int name(const std::string& A,const char *B,const char *BEnd) {return func(A.begin(),A.end(),B,BEnd);}; int stringcmp(const char *A,const char *AEnd,const char *B,const char *BEnd); int stringcasecmp(const char *A,const char *AEnd,const char *B,const char *BEnd); @@ -88,17 +91,17 @@ int stringcasecmp(const char *A,const char *AEnd,const char *B,const char *BEnd) case the definition of string::const_iterator is not the same as const char * and we need these extra functions */ #if __GNUC__ >= 3 -int stringcmp(string::const_iterator A,string::const_iterator AEnd, +int stringcmp(std::string::const_iterator A,std::string::const_iterator AEnd, const char *B,const char *BEnd); -int stringcmp(string::const_iterator A,string::const_iterator AEnd, - string::const_iterator B,string::const_iterator BEnd); -int stringcasecmp(string::const_iterator A,string::const_iterator AEnd, +int stringcmp(std::string::const_iterator A,std::string::const_iterator AEnd, + std::string::const_iterator B,std::string::const_iterator BEnd); +int stringcasecmp(std::string::const_iterator A,std::string::const_iterator AEnd, const char *B,const char *BEnd); -int stringcasecmp(string::const_iterator A,string::const_iterator AEnd, - string::const_iterator B,string::const_iterator BEnd); +int stringcasecmp(std::string::const_iterator A,std::string::const_iterator AEnd, + std::string::const_iterator B,std::string::const_iterator BEnd); -inline int stringcmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcmp(A,Aend,B,B+strlen(B));}; -inline int stringcasecmp(string::const_iterator A,string::const_iterator Aend,const char *B) {return stringcasecmp(A,Aend,B,B+strlen(B));}; +inline int stringcmp(std::string::const_iterator A,std::string::const_iterator Aend,const char *B) {return stringcmp(A,Aend,B,B+strlen(B));}; +inline int stringcasecmp(std::string::const_iterator A,std::string::const_iterator Aend,const char *B) {return stringcasecmp(A,Aend,B,B+strlen(B));}; #endif APT_MKSTRCMP2(stringcmp,stringcmp); @@ -108,34 +111,34 @@ inline const char *DeNull(const char *s) {return (s == 0?"(null)":s);}; class URI { - void CopyFrom(const string &From); + void CopyFrom(const std::string &From); public: - string Access; - string User; - string Password; - string Host; - string Path; + std::string Access; + std::string User; + std::string Password; + std::string Host; + std::string Path; unsigned int Port; - operator string(); - inline void operator =(const string &From) {CopyFrom(From);}; + operator std::string(); + inline void operator =(const std::string &From) {CopyFrom(From);}; inline bool empty() {return Access.empty();}; - static string SiteOnly(const string &URI); - static string NoUserPassword(const string &URI); + static std::string SiteOnly(const std::string &URI); + static std::string NoUserPassword(const std::string &URI); - URI(string Path) {CopyFrom(Path);}; + URI(std::string Path) {CopyFrom(Path);}; URI() : Port(0) {}; }; struct SubstVar { const char *Subst; - const string *Contents; + const std::string *Contents; }; -string SubstVar(string Str,const struct SubstVar *Vars); -string SubstVar(const string &Str,const string &Subst,const string &Contents); +std::string SubstVar(std::string Str,const struct SubstVar *Vars); +std::string SubstVar(const std::string &Str,const std::string &Subst,const std::string &Contents); struct RxChoiceList { |