Io Namespace Reference

Classes
class	FileAttr
struct	FileHdlr
class	IoFlags

Typedefs
typedef int	Fd
typedef int	open_t
typedef int	close_t
typedef int	reopen_t
typedef std::function< Io::open_t(const std::string &, Io::IoFlags, const std::string &, Io::Fd &, void *&)>	bfcn_open_t
typedef std::function< Io::close_t(Io::Fd)>	bfcn_close_t
typedef std::function< Io::close_t(void *)>	bfcn_closeP_t
typedef std::function< Io::reopen_t(Io::Fd, Io::IoFlags)>	bfcn_reopen_t
typedef std::function< Io::reopen_t(void *, Io::IoFlags)>	bfcn_reopenP_t
typedef std::function< StatusCode(FILEMGR_CALLBACK_ARGS) >	bfcn_action_t

Enumerations
enum	IoFlag {   READ = O_RDONLY, WRITE = O_WRONLY, RDWR = O_RDWR, CREATE = O_CREAT,   EXCL = O_EXCL, TRUNC = O_TRUNC, APPEND = O_APPEND, INVALID = 1<<31 }
enum	IoTech {   UNKNOWN, POSIX, ROOT, BS,   HDF5, SQLITE }
enum	Action {   OPEN = 0, CLOSE, REOPEN, OPEN_ERR,   CLOSE_ERR, REOPEN_ERR, INVALID_ACTION }

Functions
IoFlags	IoFlagFromName (const std::string &f)
std::ostream &	operator<< (std::ostream &s, const IoFlag &f)
std::ostream &	operator<< (std::ostream &s, const IoFlags &f)
std::ostream &	operator<< (std::ostream &s, const IoTech &t)
std::ostream &	operator<< (std::ostream &s, const Action &t)

Typedef Documentation

typedef std::function<StatusCode (FILEMGR_CALLBACK_ARGS) > Io::bfcn_action_t

Definition at line 309 of file IFileMgr.h.

typedef std::function<Io::close_t(Io::Fd)> Io::bfcn_close_t

Definition at line 257 of file IFileMgr.h.

typedef std::function<Io::close_t(void*)> Io::bfcn_closeP_t

Definition at line 258 of file IFileMgr.h.

typedef std::function<Io::open_t(const std::string&, Io::IoFlags, const std::string&, Io::Fd&, void*&)> Io::bfcn_open_t

Definition at line 256 of file IFileMgr.h.

typedef std::function<Io::reopen_t(Io::Fd,Io::IoFlags)> Io::bfcn_reopen_t

Definition at line 259 of file IFileMgr.h.

typedef std::function<Io::reopen_t(void*,Io::IoFlags)> Io::bfcn_reopenP_t

Definition at line 260 of file IFileMgr.h.

typedef int Io::close_t

Definition at line 253 of file IFileMgr.h.

typedef int Io::Fd

Definition at line 172 of file IFileMgr.h.

typedef int Io::open_t

Definition at line 252 of file IFileMgr.h.

typedef int Io::reopen_t

Definition at line 254 of file IFileMgr.h.

Enumeration Type Documentation

enum Io::Action

Enumerator
OPEN
CLOSE
REOPEN
OPEN_ERR
CLOSE_ERR
REOPEN_ERR
INVALID_ACTION

Definition at line 290 of file IFileMgr.h.

              {
    OPEN = 0,
    CLOSE,
    REOPEN,
    OPEN_ERR,
    CLOSE_ERR,
    REOPEN_ERR,
    INVALID_ACTION
  };

enum Io::IoFlag

Enumerator
READ
WRITE
RDWR
CREATE
EXCL
TRUNC
APPEND
INVALID

Definition at line 25 of file IFileMgr.h.

              {
    READ =  O_RDONLY,
    WRITE = O_WRONLY,
    RDWR =  O_RDWR,

    CREATE = O_CREAT,
    EXCL   = O_EXCL,
    TRUNC =  O_TRUNC,

    APPEND = O_APPEND,

    INVALID = 1<<31
  };

enum Io::IoTech

Enumerator
UNKNOWN
POSIX
ROOT
BS
HDF5
SQLITE

Definition at line 150 of file IFileMgr.h.

              {
    UNKNOWN,
    POSIX,
    ROOT,
    BS,
    HDF5,
    SQLITE
  };

Function Documentation

IoFlags Io::IoFlagFromName ( const std::string &  f )

inline

Definition at line 102 of file IFileMgr.h.

                                                    {
    static const std::map<std::string, IoFlag> s_n = { {
       { "READ",   Io::READ },   { "WRITE",   Io::WRITE }, { "RDWR",  Io::RDWR },
       { "CREATE", Io::CREATE }, { "EXCL",    Io::EXCL  }, { "TRUNC", Io::TRUNC},
       { "APPEND", Io::APPEND }, { "INVALID", Io::INVALID } } };

    IoFlags fl(Io::INVALID);
    size_t j(0),k(0);
    std::string fs;
    while ( (k=f.find("|",j)) != std::string::npos) {
      fs = f.substr(j,k-j);
      if (s_n.find(fs) == s_n.end()) {
        return Io::INVALID;
      }
      if (fl.isInvalid()) {
        fl = s_n.at(fs);
      } else {
        fl = fl | s_n.at(fs);
      }
      j = k+1;
    }
    fs = f.substr(j);
    if (s_n.find(fs) == s_n.end()) {
      return Io::INVALID;
    }
    if (fl.isInvalid()) {
      fl = s_n.at(fs);
    } else {
      fl = fl | s_n.at(fs);
    }
    return fl;

  }

std::ostream& Io::operator<< ( std::ostream &  s, const IoFlag &  f  )

inline

Definition at line 136 of file IFileMgr.h.

                                                                    {
    return s << IoFlagName(f);
  }

std::ostream& Io::operator<< ( std::ostream &  s, const IoFlags &  f  )

inline

Definition at line 139 of file IFileMgr.h.

                                                                   {
    return s << IoFlagName(f);

  }

std::ostream& Io::operator<< ( std::ostream &  s, const IoTech &  t  )

inline

Definition at line 159 of file IFileMgr.h.

                                                                    {
    static const std::array<const char*, SQLITE+1> tbl = { {
                 "UNKNOWN", "POSIX", "ROOT",
                 "BS", "HDF5", "SQLITE" } };
    return t < tbl.size() ? s << tbl[t] : s;
  }

std::ostream& Io::operator<< ( std::ostream &  s, const Action &  t  )

inline

Definition at line 300 of file IFileMgr.h.

                                                                    {
    static const std::array<const char*, INVALID_ACTION+1> tbl = { {
            "OPEN", "CLOSE", "REOPEN",
            "OPEN_ERR","CLOSE_ERR", "REOPEN_ERR",
            "INVALID_ACTION" } };
    return t < tbl.size() ? s<< tbl[t] : s;
  }