X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/257e8d668c044fb0e9ad8e4b53afd32e07404831..1afd369d00f2f9272462ffc6c6e24f293a81459e:/apt-pkg/contrib/fileutl.h?ds=inline diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h index fa8f92272..9402c8f75 100644 --- a/apt-pkg/contrib/fileutl.h +++ b/apt-pkg/contrib/fileutl.h @@ -22,26 +22,31 @@ #define PKGLIB_FILEUTL_H #include +#include #include #include #include +#ifndef APT_8_CLEANER_HEADERS +using std::string; +#endif + /* Define this for python-apt */ #define APT_HAS_GZIP 1 +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; std::string FileName; std::string TemporaryFileName; - gzFile gz; public: enum OpenMode { @@ -61,7 +66,7 @@ class FileFd ReadOnlyGzip, WriteAtomic = ReadWrite | Create | Atomic }; - enum CompressMode { Auto, None, Gzip, Bzip2, Lzma, Xz }; + enum CompressMode { Auto = 'A', None = 'N', Extension = 'E', Gzip = 'G', Bzip2 = 'B', Lzma = 'L', Xz = 'X' }; inline bool Read(void *To,unsigned long long Size,bool AllowEof) { @@ -71,13 +76,16 @@ class FileFd return Read(To,Size); } 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 static Write(int Fd, 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. @@ -93,12 +101,14 @@ class FileFd return T; } - bool Open(std::string FileName,OpenMode Mode,CompressMode Compress,unsigned long Perms = 0666); - inline bool Open(std::string const &FileName,OpenMode Mode,unsigned long Perms = 0666) { + 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, OpenMode Mode, CompressMode Compress, bool AutoClose=false); - inline bool OpenDescriptor(int Fd, OpenMode Mode, bool AutoClose=false) { + 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(); @@ -106,23 +116,43 @@ class FileFd // 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 bool IsCompressed() {return (Flags & Compressed) == Compressed;}; inline std::string &Name() {return FileName;}; - FileFd(std::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, 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) { - Open(FileName,Mode,Perms); + 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); + + // private helpers to set Fail flag and call _error->Error + bool FileFdErrno(const char* Function, const char* Description,...) __like_printf(3) __cold; + bool FileFdError(const char* Description,...) __like_printf(2) __cold; }; bool RunScripts(const char *Cnf); @@ -146,6 +176,7 @@ std::vector GetListOfFilesInDir(std::string const &Dir, std::string bool const &SortList, bool const &AllowNoExt=false); std::vector GetListOfFilesInDir(std::string const &Dir, std::vector const &Ext, bool const &SortList); +std::vector GetListOfFilesInDir(std::string const &Dir, bool SortList); std::string SafeGetCWD(); void SetCloseExec(int Fd,bool Close); void SetNonBlock(int Fd,bool Block); @@ -153,6 +184,9 @@ bool WaitFd(int Fd,bool write = false,unsigned long timeout = 0); pid_t ExecFork(); bool ExecWait(pid_t Pid,const char *Name,bool Reap = false); +// check if the given file starts with a PGP cleartext signature +bool StartsWithGPGClearTextSignature(std::string const &FileName); + // File string manipulators std::string flNotDir(std::string File); std::string flNotFile(std::string File); @@ -160,4 +194,7 @@ std::string flNoLink(std::string File); std::string flExtension(std::string File); std::string flCombine(std::string Dir,std::string File); +// simple c++ glob +std::vector Glob(std::string const &pattern, int flags=0); + #endif