utils.h File Reference

#include <string>
#include <list>
#include <sys/time.h>
#include <sys/stat.h>
#include "ns3/nstime.h"

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Namespaces
namespace	ns3
	Every class exported by the ns3 library is enclosed in the ns3 namespace.

Macros
#define	GET_CURRENT(x)
#define	GET_CURRENT_NOLOG()
#define	MAX_FDS   1024
#define	OPENED_FD_METHOD(rettype, args)   OPENED_FD_METHOD_ERR (-1, rettype, args)
#define	OPENED_FD_METHOD_ERR(errCode, rettype, args)

Functions
bool	ns3::CheckExeMode (struct stat *st, uid_t uid, gid_t gid)
bool	ns3::CheckFdExists (Process *const p, int const fd, bool const opened)
bool	ns3::CheckShellScript (std::string fileName, std::ostringstream &shellName, std::ostringstream &optionalArg)
Thread *	ns3::Current (void)
void	ns3::FdDecUsage (int fd)
std::string	ns3::FindExecFile (std::string root, std::string envPath, std::string fileName, uid_t uid, gid_t gid, int *errNo)
int	ns3::getRealFd (int fd, Thread *current)
std::string	ns3::GetTimeStamp ()
bool	ns3::HasPendingSignal (void)
std::string	ns3::PathOfFd (int fd)
char *	ns3::seek_env (const char *name, char **array)
std::list< std::string >	ns3::Split (std::string input, std::string sep)
void	ns3::UtilsAdvanceTime (Thread *current)
int	ns3::UtilsAllocateFd (void)
void	ns3::UtilsDoSignal (void)
void	ns3::UtilsEnsureAllDirectoriesExist (std::string realPath)
void	ns3::UtilsEnsureDirectoryExists (std::string realPath)
std::string	ns3::UtilsGetAbsRealFilePath (uint32_t node, std::string path)
std::string	ns3::UtilsGetCurrentDirName (void)
uint32_t	ns3::UtilsGetNodeId (void)
std::string	ns3::UtilsGetRealFilePath (std::string path)
std::string	ns3::UtilsGetVirtualFilePath (std::string path)
void	ns3::UtilsSendSignal (Process *process, int signum)
Time	ns3::UtilsSimulationTimeToTime (Time time)
Time	ns3::UtilsTimespecToTime (struct timespec tm)
Time	ns3::UtilsTimeToSimulationTime (Time time)
struct timespec	ns3::UtilsTimeToTimespec (Time time)
struct timeval	ns3::UtilsTimeToTimeval (Time time)
Time	ns3::UtilsTimevalToTime (struct timeval tv)
Time	ns3::UtilsTimevalToTime (const struct timeval *tv)

Macro Definition Documentation

#define GET_CURRENT

(

x

)

Value:

Thread * current;                                      \
  current = Current ();                                 \
  do {                                                  \
      NS_LOG_FUNCTION (current << UtilsGetNodeId () << x);  \
      NS_ASSERT (current != 0);                             \
    } while (false)

Definition at line 10 of file utils.h.

Referenced by ns3::LinuxSocketFdFactory::Accept(), ns3::LinuxSocketFdFactory::Bind(), ns3::LinuxSocketFdFactory::Close(), ns3::LinuxSocketFdFactory::Connect(), ns3::LinuxSocketFdFactory::CreateSocket(), dce_calloc(), dce_free(), dce_malloc(), dce_realloc(), dce_setegid(), dce_seteuid(), dce_setgid(), dce_setregid(), dce_setresgid(), dce_setresuid(), dce_setreuid(), dce_setuid(), ns3::LinuxSocketFd::Fxstat(), ns3::LocalSocketFd::Fxstat(), ns3::LinuxSocketFd::Fxstat64(), ns3::LocalSocketFd::Fxstat64(), ns3::LinuxSocketFdFactory::Getpeername(), ns3::LinuxSocketFdFactory::Getsockname(), ns3::LinuxSocketFdFactory::Getsockopt(), ns3::LinuxSocketFdFactory::Ioctl(), is_set_gcapable(), is_set_ucapable(), ns3::LinuxSocketFdFactory::Listen(), ns3::LinuxSocketFd::Lseek(), ns3::LocalSocketFd::Lseek(), ns3::LinuxSocketFd::Mmap(), ns3::LocalSocketFd::Mmap(), ns3::LinuxSocketFdFactory::Poll(), ns3::LinuxSocketFdFactory::Recvmsg(), ns3::LinuxSocketFdFactory::Sendmsg(), ns3::LinuxSocketFdFactory::Setsockopt(), and ns3::LinuxSocketFdFactory::Shutdown().

#define GET_CURRENT_NOLOG

(

)

Value:

Thread * current;                                      \
  current = Current ();                                 \
  do {                                                  \
      NS_LOG_FUNCTION (current << UtilsGetNodeId ());       \
      NS_ASSERT (current != 0);                             \
    } while (false)

Definition at line 17 of file utils.h.

Referenced by dce___errno_location(), dce_geteuid(), dce_getpid(), dce_getppid(), dce_getuid(), is_gcapable(), and is_ucapable().

#define MAX_FDS   1024

Definition at line 67 of file utils.h.

Referenced by dce_dup2(), and ns3::UtilsAllocateFd().

#define OPENED_FD_METHOD	(		rettype,
			args
	)		OPENED_FD_METHOD_ERR (-1, rettype, args)

Definition at line 93 of file utils.h.

Referenced by dce___fxstat(), dce___fxstat64(), dce_accept(), dce_bind(), dce_connect(), dce_fcntl(), dce_ftruncate(), dce_getpeername(), dce_getsockname(), dce_getsockopt(), dce_ioctl(), dce_isatty(), dce_listen(), dce_lseek64(), dce_read(), dce_recvmsg(), dce_sendmsg(), dce_setsockopt(), dce_shutdown(), dce_timerfd_gettime(), dce_timerfd_settime(), dce_ttyname(), and dce_write().

#define OPENED_FD_METHOD_ERR	(		errCode,
			rettype,
			args
	)

Value:

std::map < int,FileUsage * > ::iterator it = current->process->openFiles.find (fd); \
  if (current->process->openFiles.end () == it) \
    { \
      current->err = EBADF; \
      return (rettype) errCode; \
    } \
  FileUsage *fu = it->second; \
  if (fu->IsClosed ()) \
    { \
      current->err = EBADF; \
      return (rettype) errCode; \
    } \
  UnixFd *unixFd =  fu->GetFileInc (); \
  rettype retval = unixFd->args; \
  if (fu && fu->DecUsage ()) \
    { \
      current->process->openFiles.erase (fd); \
      delete fu; \
      fu = 0; \
    } \
\
  return retval;

Definition at line 69 of file utils.h.

Referenced by dce_mmap64().