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Classes | Public Member Functions | Static Public Member Functions | Private Attributes | List of all members
IgHookTrace Class Reference

`#include <src/component/IgHook_IgHookTrace.h>`

Collaboration diagram for IgHookTrace:
[legend]

## Classes
struct | Counter
| Nearly dummy object type to identify a counter. More...
class | CounterValue
| Value for a counter chained from a trace. More...

## Public Member Functions
void * | operator new (size_t n, IgHookTraceAlloc *alloc=0)
| IgHookTrace (IgHookTrace *parent=0, void *address=0)
IgHookTrace * | parent (void)
IgHookTrace * | next (void)
void * | address (void)
bool | symbol (const char *&sym, const char *&lib, int &offset, int &liboffset)
IgHookTrace * | children (void)
IgHookTrace * | child (void *address)
CounterValue * | counters (void)
CounterValue * | counter (Counter *id)
void | merge (IgHookTrace *other)

## Static Public Member Functions
static int | stacktrace (void **addresses, int nmax)
static void * | tosymbol (void *address)
static bool | symbol (void *address, const char *&sym, const char *&lib, int &offset, int &liboffset)

## Private Attributes
IgHookTraceAlloc * | m_alloc
IgHookTrace * | m_parent
IgHookTrace * | m_next
IgHookTrace * | m_children
void * | m_address
CounterValue * | m_counters

## Detailed Description

Definition at line 28 of file IgHook_IgHookTrace.h.

## Constructor & Destructor Documentation

IgHookTrace::IgHookTrace | ( | IgHookTrace * | parent = `0`,
|  | void * | address = `0`
| ) |  |

Definition at line 209 of file IgHook_IgHookTrace.cpp.

210 : m_alloc( parent ? parent->m_alloc : new IgHookTraceAlloc )
211 , m_parent( parent )
212 , m_next( parent ? parent->m_children : 0 )
213 , m_children( 0 )
214 , m_address( address )
215 , m_counters( 0 )
216 {
217 if ( m_parent ) m_parent->m_children = this;
218 }
IgHookTrace::m_children
IgHookTrace * m_children
Definition: IgHook_IgHookTrace.h:96
IgHookTrace::m_parent
IgHookTrace * m_parent
Definition: IgHook_IgHookTrace.h:94
IgHookTrace::address
void * address(void)
Definition: IgHook_IgHookTrace.cpp:224
IgHookTrace::m_next
IgHookTrace * m_next
Definition: IgHook_IgHookTrace.h:95
IgHookTrace::m_counters
CounterValue * m_counters
Definition: IgHook_IgHookTrace.h:98
IgHookTrace::m_alloc
IgHookTraceAlloc * m_alloc
Definition: IgHook_IgHookTrace.h:93
IgHookTrace::m_address
void * m_address
Definition: IgHook_IgHookTrace.h:97
IgHookTraceAlloc
Definition: IgHook_IgHookTrace.h:16

## Member Function Documentation

void * IgHookTrace::address | ( | void |  | ) |

Definition at line 224 of file IgHook_IgHookTrace.cpp.

224 { return m_address; }
IgHookTrace::m_address
void * m_address
Definition: IgHook_IgHookTrace.h:97

IgHookTrace* IgHookTrace::child | ( | void * | address | ) |

IgHookTrace* IgHookTrace::children | ( | void |  | ) |

CounterValue* IgHookTrace::counter | ( | Counter * | id | ) |

CounterValue* IgHookTrace::counters | ( | void |  | ) |

void IgHookTrace::merge | ( | IgHookTrace * | other | ) |

IgHookTrace * IgHookTrace::next | ( | void |  | ) |

Definition at line 222 of file IgHook_IgHookTrace.cpp.

222 { return m_next; }
IgHookTrace::m_next
IgHookTrace * m_next
Definition: IgHook_IgHookTrace.h:95

void * IgHookTrace::operator new | ( | size_t | n,
|  | IgHookTraceAlloc * | alloc = `0`
| ) |  |

Definition at line 204 of file IgHook_IgHookTrace.cpp.

205 {
206 return alloc ? alloc->allocate( n ) : ::operator new( n );
207 }
GaudiPluginService.cpluginsvc.n
n
Definition: cpluginsvc.py:228
IgHookTraceAlloc::allocate
void * allocate(size_t bytes)
Definition: IgHook_IgHookTrace.cpp:101

IgHookTrace * IgHookTrace::parent | ( | void |  | ) |

Definition at line 220 of file IgHook_IgHookTrace.cpp.

220 { return m_parent; }
IgHookTrace::m_parent
IgHookTrace * m_parent
Definition: IgHook_IgHookTrace.h:94

static int IgHookTrace::stacktrace | ( | void ** | addresses,
|  | int | nmax
| ) |  |
| static

bool IgHookTrace::symbol | ( | void * | address,
|  | const char *& | sym,
|  | const char *& | lib,
|  | int & | offset,
|  | int & | liboffset
| ) |  |
| static

Definition at line 226 of file IgHook_IgHookTrace.cpp.

227 {
228 sym = lib = 0;
229 offset = 0;
230 liboffset = (unsigned long)address;
231
232 Dl_info info;
233 if ( dladdr( address, &info ) ) {
234 if ( info.dli_fname && info.dli_fname[0] ) lib = info.dli_fname;
235
236 if ( info.dli_fbase ) liboffset = (unsigned long)address - (unsigned long)info.dli_fbase;
237
238 if ( info.dli_saddr ) offset = (unsigned long)address - (unsigned long)info.dli_saddr;
239
240 if ( info.dli_sname && info.dli_sname[0] ) sym = info.dli_sname;
241
242 return true;
243 }
244
245 return false;
246 }
IgHookTrace::address
void * address(void)
Definition: IgHook_IgHookTrace.cpp:224

bool IgHookTrace::symbol | ( | const char *& | sym,
|  | const char *& | lib,
|  | int & | offset,
|  | int & | liboffset
| ) |  |

Definition at line 248 of file IgHook_IgHookTrace.cpp.

249 {
250 return symbol( m_address, sym, lib, offset, liboffset );
251 }
IgHookTrace::symbol
static bool symbol(void *address, const char *&sym, const char *&lib, int &offset, int &liboffset)
Definition: IgHook_IgHookTrace.cpp:226
IgHookTrace::m_address
void * m_address
Definition: IgHook_IgHookTrace.h:97

void * IgHookTrace::tosymbol | ( | void * | address | ) |
| static

Definition at line 253 of file IgHook_IgHookTrace.cpp.

254 {
255 Dl_info info;
256 return ( dladdr( address, &info ) && info.dli_fname && info.dli_fname[0] && info.dli_saddr ) ? info.dli_saddr
257 : address;
258 }
IgHookTrace::address
void * address(void)
Definition: IgHook_IgHookTrace.cpp:224

## Member Data Documentation

void* IgHookTrace::m_address
| private

Definition at line 97 of file IgHook_IgHookTrace.h.

IgHookTraceAlloc* IgHookTrace::m_alloc
| private

Definition at line 93 of file IgHook_IgHookTrace.h.

IgHookTrace* IgHookTrace::m_children
| private

Definition at line 96 of file IgHook_IgHookTrace.h.

CounterValue* IgHookTrace::m_counters
| private

Definition at line 98 of file IgHook_IgHookTrace.h.

IgHookTrace* IgHookTrace::m_next
| private

Definition at line 95 of file IgHook_IgHookTrace.h.

IgHookTrace* IgHookTrace::m_parent
| private

Definition at line 94 of file IgHook_IgHookTrace.h.

The documentation for this class was generated from the following files:

- GaudiProfiling/src/component/IgHook_IgHookTrace.h
- GaudiProfiling/src/component/IgHook_IgHookTrace.cpp