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/*----------------------------------------------------------------------------*/
/* libdatastr.c */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* This file is part of LibDataStr. */
/* */
/* LibDataStr is free software: you can redistribute it and/or modify it */
/* under the terms of the GNU Lesser General Public License as published */
/* by the Free Software Foundation, either version 3 of the License, or */
/* (at your option) any later version. */
/* */
/* LibDataStr is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU Lesser General Public License for more details. */
/* */
/* You should have received a copy of the GNU Lesser General Public */
/* License along with LibDataStr. If not, see */
/* <https://www.gnu.org/licenses/>. */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* Includes */
/*----------------------------------------------------------------------------*/
# define _LIBDATASTR_C_
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/* Utilisation des API sans v<> rification des arguments */
# define ND_MODE 1
# define SM_MODE 1
# include <libdatastr.h>
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//VER_INFO_EXPORT (libdatastr,"$Revision: 1.1 $", "$Name: $",__FILE__,"$Author: smas $")
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* FONCTIONS PUBLIQUES */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* FONCTIONS OPTIMISATION MAXIMALE (DS_MODE = 2) */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* Ouverture d'une instance de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Instance : num<75> ro de l'instance de la librairie */
/* (I) Context : nom du contexte */
/* (I) Debug_Mode : mode d'affichage des messages d'erreur */
/*----------------------------------------------------------------------------*/
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DST_Status DS_Library_Open_I ( int Instance , const char * Context , DST_Flags Debug_Mode )
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{
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DST_Status rc ;
LGT_Status lg_status ;
SMT_Status sm_status ;
NDT_Status nd_status ;
int sm_debug_flag = SMD_DEBUG_NONE ;
NDT_Index_Type index_type = ( NDD_INDEX_STATUS_OPENED | NDD_INDEX_TYPE_TREE | NDD_INDEX_SUBTYPE_BALANCED ) ;
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/* D<> finition du mode debug */
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if ( Debug_Mode & DSD_DEBUG )
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{
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DS_stderr = stderr ;
sm_debug_flag = SMD_DEBUG ;
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}
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else if ( Debug_Mode & DSD_DEBUG_ALL )
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{
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DS_stderr = stderr ;
sm_debug_flag = SMD_DEBUG_ALL ;
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}
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if ( ( lg_status = LG_Library_Open ( LGD_LOG_WRITER_DEFAULT , false ) ) ! = LGS_OK )
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{
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fprintf ( stderr , " Can't open LibLog library: (%d) \n " , lg_status ) ;
return ( - 1 ) ;
}
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/* Ouverture de la librairie LIBSHMEM */
if ( ( sm_status = SM_Library_Open ( Instance , Context , SMD_OPEN | sm_debug_flag ) ) ! = SMS_OK )
{
LG_LOG_ERROR_1 ( " Unable to open the LibShMem library: (%d) " , sm_status ) ;
return ( DSS_OK ) ;
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}
/*
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Lors de la premi <EFBFBD> re ouverture de la librairie LIBDATASTR ,
on cr <EFBFBD> e une structure locale permettant de r <EFBFBD> f <EFBFBD> rencer
les data structures ouvertes .
*/
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if ( DS_Open_Counter = = 0 )
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{
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if ( ( nd_status = ND_DataStruct_Open ( & OpenedDS_List , 1 , & index_type , " DS_OpenedDS_List_Manager " , NULL , NULL , NULL , NULL , NULL , TRUE , NULL ) ) ! = NDS_OK )
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{
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LG_LOG_ERROR_1 ( " Unable to create the opened data structure list: (%d) " , nd_status ) ;
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SM_Library_Close ( SMD_CLOSE ) ;
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return ( SMS_KO ) ;
}
else
{
// strcpy( OpenedDS_List->Manager, "DS_OpenedDS_List_Manager");
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}
}
DS_Open_Counter + + ;
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return ( DSS_OK ) ;
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}
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/*----------------------------------------------------------------------------*/
/* Fermeture de l'instance de la librairie */
/*----------------------------------------------------------------------------*/
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DST_Status DS_Library_Close_I ( void )
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{
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NDT_Status nd_status ;
SMT_Status sm_status ;
LGT_Status lg_status ;
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/*
A la derni <EFBFBD> re fermeture de la librairie LIBDATASTR , on d <EFBFBD> truit
la structure locale qui r <EFBFBD> f <EFBFBD> rence les data structures ouvertes .
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*/
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if ( DS_Open_Counter = = 1 )
{
if ( ( nd_status = ND_DataStruct_Close ( OpenedDS_List ) ) ! = NDS_OK )
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{
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LG_LOG_ERROR_1 ( " Unable to close the opened data structure list: (%d) " , nd_status ) ;
return ( DSS_KO ) ;
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}
}
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/* Fermeture de la librairie LIBSHMEM */
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if ( ( sm_status = SM_Library_Close ( SMD_CLOSE ) ) ! = SMS_OK )
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{
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LG_LOG_ERROR_1 ( " Unable to close the LibShMem library: (%d) " , sm_status ) ;
return ( DSS_KO ) ;
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}
DS_Open_Counter - - ;
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if ( ( lg_status = LG_Library_Close ( false ) ) ! = LGS_OK )
{
fprintf ( stderr , " Can't close LibLog library: (%d) \n " , lg_status ) ;
return ( DSS_KO ) ;
}
return ( DSS_OK ) ;
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}
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/*----------------------------------------------------------------------------*/
/* D<> finition de la sortie standard des messages d'erreur de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Out : flux de sortie des messages d'erreur */
/*----------------------------------------------------------------------------*/
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DST_Status DS_Library_Stderr_Set_I ( FILE * Out )
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{
DS_stderr = Out ;
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return ( DSS_OK ) ;
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}
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/*----------------------------------------------------------------------------*/
/* Cr<43> ation / ouverture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) DS_Name : nom de la structure */
/* (O) Root : adresse du pointeur sur la racine de la structure */
/* (I) Type : type de la structure de donn<6E> es */
/* (I) Manager_FileName : nom du fichier qui d<> finit les fonctions manager */
/* (I) Segment_Size : taille ds segments du heap sous-jacent */
/* (I) Open_Mode : mode d'ouverture de la structure */
/* (I) Own_Values : indique si la structure poss<73> de ses valeurs */
/*----------------------------------------------------------------------------*/
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/*
DST_Status DS_DataStruct_Open_I ( const char * DS_Name , NDT_Root * * Root , NDT_DataStruct_Type Type , const char * Manager_FileName , size_t Segment_Size , DST_Flags Open_Mode , int Own_Values )
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{
DST_Status rc ;
SMT_Heap * Heap ;
SMT_DSH * DSH ;
int Locked , Mode ;
DST_RootDesc * RootDesc , Tmp_RootDesc ;
DST_DataStruct * Opened_DataStruct ;
char * Prefixed_Name = DS_Name_Prefix ( DS_Name ) ;
union semun Sem_Ctl ;
* Root = NULL ;
/* On d<> finit ce qu'on va faire en fonction du mode d'ouverture demand<6E> et de ce qui existe d<> j<EFBFBD> ou non */
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/*
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if ( SM_Heap_Exist ( Prefixed_Name ) = = SMS_YES )
{
if ( DSD_MSK_OPEN ( Open_Mode ) ) Mode = 2 ;
else if ( DSD_MSK_NEW ( Open_Mode ) ) Mode = 1 ;
else
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the data structure already exists and (Flags & DSD_OPEN & DSD_NEW) is false " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
}
else if ( DSD_MSK_CREATE ( Open_Mode ) ) Mode = 3 ;
else
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the data structure \" %s \" does no exist and (Flags & DSD_CREATE) is false " , DS_Name ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
switch ( Mode )
{
case 1 :
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/*--------------- Cr<43> ation d'une nouvelle data structure dans un heap existant -------------*/
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/* Ouverture du heap en <20> criture */
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/*
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rc = SM_Heap_Open ( Prefixed_Name , & Heap , 0 , SMD_OPEN | SMD_WRITE , & Locked ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to open the data structure heap \" %s \" for writing " , Prefixed_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Cr<43> ation de la node structure */
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/*
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Tmp_RootDesc . Heap_Name = Prefixed_Name ;
rc = ND_DataStruct_Open ( Root , Type , " DS_DataStruct_Alloc " , " DS_DataStruct_Free " , & Tmp_RootDesc , Own_Values ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to create a new node structure in the existing heap \" %s \" " , Heap - > Name ) ;
DS_Error_Print ( ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
* Root = NULL ;
return rc ;
}
/* Allocation de m<> moire pour la description de la nouvelle data structure */
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/*
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rc = DS_DataStruct_Alloc ( sizeof ( DST_RootDesc ) + strlen ( Prefixed_Name ) + strlen ( Manager_FileName ) + 2 , ( void * * ) ( & RootDesc ) , & Tmp_RootDesc ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to allocate memory for the new data structure description " ) ;
DS_Error_Print ( ) ;
DS_DataStruct_Free ( * Root , & Tmp_RootDesc ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
* Root = NULL ;
return rc ;
}
RootDesc - > Heap_Name = ( char * ) ( ( size_t ) RootDesc + sizeof ( DST_RootDesc ) ) ;
strcpy ( RootDesc - > Heap_Name , Prefixed_Name ) ;
RootDesc - > Manager_FileName = ( char * ) ( ( size_t ) RootDesc + sizeof ( DST_RootDesc ) + strlen ( Prefixed_Name ) + 1 ) ;
strcpy ( RootDesc - > Manager_FileName , Manager_FileName ) ;
/* On indique que la structure n'est pas propri<72> taire de son heap */
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/*
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RootDesc - > Heap_Owner = FALSE ;
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/*
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/* On indique que la structure est valide */
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/*
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RootDesc - > Valid = TRUE ;
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/*
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/* On rattache la desription de la data structure <20> la racine */
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/*
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( * Root ) - > User = RootDesc ;
/* Pour une telle data structure, on ne cr<63> e pas de s<> maphore d'ouverture */
/* D<> verrouillage du heap */
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/*
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if ( Locked = = TRUE )
{
rc = SM_Heap_Unlock ( Heap ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to unlock the data structure heap \" %s \" " , Prefixed_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
return DSS_OK ;
break ;
case 2 :
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/*--------------- Ouverture d'une data structure existante ------------------*/
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/* Si la structure a d<> j<EFBFBD> <20> t<EFBFBD> ouverte, on ne recommence pas */
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/*
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rc = DS_DataStruct_IsOpen ( DS_Name , Root ) ;
if ( rc = = DSS_YES ) return DSS_OK ;
else if ( DS_ERROR ( rc ) ) return rc ;
/* Acc<63> s au heap sous-jacent en lecture */
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/*
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rc = SM_Heap_Open ( Prefixed_Name , & Heap , 0 , SMD_OPEN | SMD_READ , & Locked ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to open the data structure heap \" %s \" for reading " , Prefixed_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
DSH = Heap - > MHH - > DSR - > Head - > Value ;
/* La racine de la structure se trouve dans le premier chunk du premier segment du heap */
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/*
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* Root = ( NDT_Root * ) ( ( size_t ) ( DSH - > Start ) + sizeof ( NDT_Node ) + sizeof ( SMT_Chunk ) ) ;
/* Chargement des fonctions manager de la structure */
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/*
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RootDesc = ( * Root ) - > User ;
if ( ! RootDesc )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : data structure \" %s \" has no description defined " , DS_Name ) ;
DS_Error_Print ( ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
* Root = NULL ;
return DSS_ERRAPI ;
}
if ( ! RootDesc - > Manager_FileName | | ! dlopen ( ( const char * ) ( RootDesc - > Manager_FileName ) , RTLD_LAZY | RTLD_GLOBAL ) )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to load the manager file %s of data structure \" %s \" (%s) " , RootDesc - > Manager_FileName = = NULL ? " undefined " : ( char * ) ( RootDesc - > Manager_FileName ) , DS_Name , dlerror ( ) ) ;
DS_Error_Print ( ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
* Root = NULL ;
return DSS_ERRDLL ;
}
break ;
case 3 :
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/*--------------- Cr<43> ation d'une nouvelle structure de donn<6E> es dans un nouveau heap -----------------*/
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/*
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if ( ! Manager_FileName )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the manager file name (.so) is undefined " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
/* Cr<43> ation d'un nouveau heap */
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/*
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rc = SM_Heap_Open ( Prefixed_Name , & Heap , Segment_Size , SMD_CREATE | SMD_WRITE , & Locked ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to create a heap for the data structure \" %s \" " , DS_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Cr<43> ation de la structure de donn<6E> es dans le heap */
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/*
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Tmp_RootDesc . Heap_Name = Prefixed_Name ;
rc = ND_DataStruct_Open ( Root , Type , " DS_DataStruct_Alloc " , " DS_DataStruct_Free " , & Tmp_RootDesc , Own_Values ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to create the node structure " ) ;
DS_Error_Print ( ) ;
SM_Heap_End ( Prefixed_Name ) ;
* Root = NULL ;
return rc ;
}
/* Allocation de m<> moire pour la description de la structure */
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/*
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rc = DS_DataStruct_Alloc ( sizeof ( DST_RootDesc ) + strlen ( Prefixed_Name ) + strlen ( Manager_FileName ) + 2 , ( void * * ) ( & RootDesc ) , & Tmp_RootDesc ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to allocate memory for the data structure description " ) ;
DS_Error_Print ( ) ;
SM_Heap_End ( Prefixed_Name ) ;
* Root = NULL ;
return rc ;
}
RootDesc - > Heap_Name = ( char * ) ( ( size_t ) RootDesc + sizeof ( DST_RootDesc ) ) ;
strcpy ( RootDesc - > Heap_Name , Prefixed_Name ) ;
RootDesc - > Manager_FileName = ( char * ) ( ( size_t ) RootDesc + sizeof ( DST_RootDesc ) + strlen ( Prefixed_Name ) + 1 ) ;
strcpy ( RootDesc - > Manager_FileName , Manager_FileName ) ;
/* On indique que la structure est propri<72> taire du heap */
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/*
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RootDesc - > Heap_Owner = TRUE ;
/* On indique que la structure est valide */
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/*
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RootDesc - > Valid = TRUE ;
/* On rattache la desription de la data structure <20> la racine */
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/*
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( * Root ) - > User = RootDesc ;
/* On cr<63> e un s<> maphore pour compter le nombre de processus qui ouvrent la structure */
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/*
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rc = DS_Semaphore_Create ( * Root ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to create a semaphore for the data structure \" %s \" " , DS_Name ) ;
DS_Error_Print ( ) ;
SM_Heap_End ( Prefixed_Name ) ;
* Root = NULL ;
return rc ;
}
break ;
default :
break ;
}
/* On incr<63> mente le s<> maphore qui compte le nombre de processus qui ouvrent la structure */
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/*
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rc = DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Open , 1 ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to incremente the semaphore of data structure \" %s \" " , DS_Name ) ;
DS_Error_Print ( ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
if ( Mode = = 3 )
{
semctl ( RootDesc - > OpenSemID , 0 , IPC_RMID , Sem_Ctl ) ;
SM_Heap_End ( Prefixed_Name ) ;
}
else DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Close , 1 ) ;
* Root = NULL ;
return rc ;
}
/* On ajoute la data structure <20> la liste des structures ouvertes par le processus courant */
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/*
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Opened_DataStruct = ( DST_DataStruct * ) malloc ( sizeof ( DST_DataStruct ) ) ;
Opened_DataStruct - > Name = strdup ( DS_Name ) ;
Opened_DataStruct - > Root = * Root ;
rc = ND_Value_Add ( OpenedDS_List , Opened_DataStruct ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to add structure \" %s \" to the opened structure list " , DS_Name ) ;
DS_Error_Print ( ) ;
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
if ( Mode = = 3 )
{
semctl ( RootDesc - > OpenSemID , 0 , IPC_RMID , Sem_Ctl ) ;
SM_Heap_End ( Prefixed_Name ) ;
}
else DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Close , 1 ) ;
* Root = NULL ;
return rc ;
}
/* D<> verrouillage du heap */
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/*
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if ( Locked = = TRUE )
{
rc = SM_Heap_Unlock ( Heap ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to unlock the data structure heap \" %s \" " , Prefixed_Name ) ;
DS_Error_Print ( ) ;
ND_Value_Remove ( OpenedDS_List , Opened_DataStruct , ( void * * ) & Opened_DataStruct ) ;
ND_Value_Free ( OpenedDS_List , Opened_DataStruct ) ;
if ( Mode = = 3 )
{
semctl ( RootDesc - > OpenSemID , 0 , IPC_RMID , Sem_Ctl ) ;
SM_Heap_End ( Prefixed_Name ) ;
}
else DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Close , 1 ) ;
* Root = NULL ;
return rc ;
}
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Lock_Mode : type de verrou <20> poser sur la structure */
/* (O) Locked : verrou effectif (TRUE ou FALSE) */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Lock_I ( NDT_Root * Root , DST_Flags Lock_Mode , int * Locked )
{
DST_Status rc ;
SMT_Heap * Heap ;
char * Heap_Name = ( ( DST_RootDesc * ) ( Root - > User ) ) - > Heap_Name ;
/* R<> ouverture du heap sous-jacent (rafra<72> chissement des segments) + verrouillage */
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/*
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rc = SM_Heap_Open ( Heap_Name , & Heap , 0 , SMD_OPEN | Lock_Mode , Locked ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Lock : unable to reopen the data structure heap \" %s \" for %s " ,
Heap_Name , DSD_MSK_READ ( Lock_Mode ) ? " reading " : " writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* D<> verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Unlock_I ( NDT_Root * Root )
{
DST_Status rc ;
SMT_Heap * Heap ;
char * Heap_Name = ( ( DST_RootDesc * ) ( Root - > User ) ) - > Heap_Name ;
rc = SM_Heap_IsOpen ( Heap_Name , & Heap ) ;
if ( rc ! = SMS_YES )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Unlock : the data structure heap \" %s \" is not open " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = SM_Heap_Unlock ( Heap ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Unlock : unable to unlock the data structure heap \" %s \" " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Fermeture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> fermer */
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/* (I) Close_Mode : mode de fermeture de la structure (destruction ou non) */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Close_I ( NDT_Root * Root , DST_Flags Close_Mode )
{
DST_Status rc ;
SMT_Heap * Heap ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
char Heap_Name [ 256 ] , * DS_Name ;
DST_DataStruct To_Remove , * Opened_DataStruct ;
union semun Sem_Ctl ;
strcpy ( Heap_Name , RootDesc - > Heap_Name ) ;
DS_Name = strstr ( Heap_Name , DS_PREFIX ) ;
if ( DS_Name ) DS_Name + = strlen ( DS_PREFIX ) + 1 ;
else DS_Name = Heap_Name ;
if ( Close_Mode = = DSD_DESTROY ) /* Destruction de la data structure */
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/* {
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/* La data structure est-elle propri<72> taire du heap sous-jacent ? */
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/*
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if ( RootDesc - > Heap_Owner = = TRUE )
{
/* On v<> rifie qu'aucun autre processus n'a ouvert la data structure */
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/*
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rc = DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Destroy , 2 ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : unable to destroy the data structure \" %s \" because it is opened by another process " , DS_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* On supprime la structure proprement (toutes les valeurs sont supprim<69> es les unes apr<70> s les autres) */
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/*
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rc = ND_DataStruct_Close ( Root ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : unable to close the node structure of \" %s \" data structure " , DS_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Suppression du s<> maphore */
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/*
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semctl ( RootDesc - > OpenSemID , 0 , IPC_RMID , Sem_Ctl ) ;
/* On supprime maintenant le heap */
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/*
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rc = SM_Heap_End ( Heap_Name ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : unable to remove heap \" %s \" " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
else
{
/*
Dans le cas o <EFBFBD> la data structure n ' est pas propri <EFBFBD> taire du heap sous - jacent ,
on ne peut pas garantir qu ' aucun autre processus ne l ' a ouverte .
On la supprime donc sans contr <EFBFBD> le .
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*/
/*
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rc = ND_DataStruct_Close ( Root ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : unable to close the node structure of \" %s \" data structure " , DS_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
return DS_DataStruct_Free ( RootDesc , ( void * ) RootDesc ) ;
}
}
else /* Fermeture simple de la data structure */
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/* {
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/* On d<> cr<63> mente le s<> maphore qui compte le nombre de processus ayant ouvert la data structure */
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/*
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rc = DS_Semaphore_Operate ( RootDesc - > OpenSemID , DS_SemOp_Close , 1 ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : unable to decremente the semaphore of data structure \" %s \" " , DS_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Fermeture simple du heap */
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/*
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rc = SM_Heap_IsOpen ( Heap_Name , & Heap ) ;
if ( rc = = SMS_YES )
{
rc = SM_Heap_Close ( Heap ) ;
if ( rc ! = SMS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : unable to close heap \" %s \" " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
}
/* Suppression de la data structure de la liste des structures ouvertes */
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/*
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To_Remove . Name = DS_Name ;
rc = ND_Value_Remove ( OpenedDS_List , & To_Remove , ( void * * ) & Opened_DataStruct ) ;
if ( rc = = NDS_OK ) ND_Value_Free ( OpenedDS_List , Opened_DataStruct ) ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche les informations d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root: pointeur sur la racine de la structure de donn<6E> es */
/* (I) Out : flux de sortie de l'affichage */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Info_Print_I ( NDT_Root * Root , FILE * Out )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Info_Print : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* Affichage des informations sur la structure */
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/*
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rc = ND_DataStruct_Info_Print ( Root , Out ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Info_Print : unable to print info about the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* R<> organisation d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> r<> organiser */
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/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Reorg_I ( NDT_Root * Root )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Reorg : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide, le temps de sa r<> organisation */
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/*
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RootDesc - > Valid = FALSE ;
/* R<> organisation de la node structure */
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/*
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rc = ND_DataStruct_Reorg ( Root ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Reorg : unable to reorganize the node structure " ) ;
DS_Error_Print ( ) ;
RootDesc - > Valid = TRUE ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Parcours de tous les noeuds d'une structure de donn<6E> es et ex<65> cution d'une */
/* commande sur chacun d'eux */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> parcourir*/
/* (I) Command : commande <20> ex<65> cuter sur chaque noeud travers<72> */
/* (I) Data : pointeur de donn<6E> es utilisateur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Traverse_I ( NDT_Root * Root , NDT_Command Command , void * Data )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Traverse : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend <20> ventuellement la structure invalide le temps de sa travers<72> e */
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/*
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switch ( ( int ) Command )
{
case NDD_CMD_PRINT_VALUE :
break ;
default :
RootDesc - > Valid = FALSE ;
break ;
}
/* Travers<72> e de la node structure */
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/*
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rc = ND_DataStruct_Traverse ( Root , Command , Data ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Traverse : unable to traverse the node structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Conversion d'une structure de donn<6E> es d'un type en un autre */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Target_Type : type de structure cible */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Convert_I ( NDT_Root * Root , NDT_DataStruct_Type Target_Type )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Convert : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide le temps de sa conversion */
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/*
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RootDesc - > Valid = FALSE ;
/* Conversion de la node structure */
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/*
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rc = ND_DataStruct_Convert ( Root , Target_Type ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Convert : unable to convert the node structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Affichage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> afficher */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Print_I ( NDT_Root * Root , FILE * Out )
{
return DS_DataStruct_Traverse_I ( Root , NDD_CMD_PRINT_VALUE , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction de v<> rification / r<> paration d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (O) Nb_Detected : pointeur sur le nombre d'erreurs d<> tect<63> es */
/* (O) Nb_Corrected : pointeur sur le nombre d'erreurs corrig<69> es */
/* (I) Out : flux de sortie du rapport */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Check_I ( NDT_Root * Root , int * Nb_Detected , int * Nb_Corrected , FILE * Out )
{
DST_Status rc ;
SMT_Heap * Heap ;
int Locked ;
char * Heap_Name ;
DST_Flags Previous_Lock ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
Heap_Name = RootDesc - > Heap_Name ;
/* On sauvegarde l'<27> tat de verrouillage pr<70> c<EFBFBD> dent */
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/*
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rc = SM_Heap_IsOpen ( Heap_Name , & Heap ) ;
if ( rc ! = SMS_YES )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Check : the data structure heap \" %s \" is not open " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
Previous_Lock = Heap - > Lock_Mode ;
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error ND_DataStruct_Check : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* V<> rification du heap sous-jacent <20> la data structure */
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/*
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rc = SM_Heap_Check ( Heap , Nb_Detected , Nb_Corrected , Out ) ;
if ( rc ! = SMS_OK )
{
if ( Previous_Lock = = SMD_UNDEF ) DS_DataStruct_Unlock_I ( Root ) ;
else DS_DataStruct_Lock_I ( Root , Previous_Lock , & Locked ) ;
return rc ;
}
else
{
/* V<> rification de la structure de noeuds */
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/*
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fprintf ( Out , " Checking the node structure ... \n " ) ;
rc = ND_DataStruct_Check ( Root , Nb_Detected , Nb_Corrected , Out ) ;
}
/* On valide ou invalide la structure selon le r<> sultat */
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/*
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if ( * Nb_Corrected = = * Nb_Detected ) RootDesc - > Valid = TRUE ;
else RootDesc - > Valid = FALSE ;
/* Retour au mode de verrouillage pr<70> c<EFBFBD> dent */
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/*
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if ( Previous_Lock = = SMD_UNDEF ) DS_DataStruct_Unlock_I ( Root ) ;
else DS_DataStruct_Lock_I ( Root , Previous_Lock , & Locked ) ;
/* Affichage du r<> sultat de la proc<6F> dure de v<> rification */
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/*
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if ( * Nb_Detected )
{
fprintf ( Out , " %d/%d error(s) corrected in the data structure \n " , * Nb_Corrected , * Nb_Detected ) ;
if ( * Nb_Corrected < * Nb_Detected ) return DSS_KO ;
}
else fprintf ( Out , " No error detected in the data structure \n " ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Dump_I ( NDT_Root * Root , FILE * Out )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
2000-07-28 17:30:55 +02:00
Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Dump : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* Affichage de la node structure */
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/*
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rc = ND_DataStruct_Dump ( Root , Out ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Dump : unable to dump the node structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du premier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine dont on cherche le premier noeud */
/* (O) Node : pointeur sur le noeud <20> r<> cup<75> rer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_First_Get_I ( NDT_Root * Root , NDT_Node * * Node )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_First_Get : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* R<> cup<75> ration du premier noeud */
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/*
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rc = ND_Node_First_Get ( Root , Node ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du dernier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine dont on cherche le dernier noeud */
/* (O) Node : pointeur sur le noeud <20> r<> cup<75> rer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Last_Get_I ( NDT_Root * Root , NDT_Node * * Node )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
2000-07-28 17:30:55 +02:00
Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Last_Get : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* R<> cup<75> ration du dernier noeud */
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/*
2000-07-28 17:30:55 +02:00
rc = ND_Node_Last_Get ( Root , Node ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud suivant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le suivant */
/* (O) Next_Node : pointeur sur le noeud suivant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Next_Get_I ( NDT_Node * Node , NDT_Node * * Next_Node )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Node - > Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Node - > Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Next_Get : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* R<> cup<75> ration du noeud suivant */
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/*
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rc = ND_Node_Next_Get ( Node , Next_Node ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le pr<70> c<EFBFBD> dant */
/* (O) Prev_Node : pointeur sur le noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Previous_Get_I ( NDT_Node * Node , NDT_Node * * Prev_Node )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Node - > Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Node - > Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Previous_Get : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* R<> cup<75> ration du noeud pr<70> c<EFBFBD> dent */
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/*
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rc = ND_Node_Previous_Get ( Node , Prev_Node ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Ajout d'un noeud <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Node : pointeur sur le noeud <20> ajouter */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Add_I ( NDT_Root * Root , NDT_Node * Node )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Add : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide le temps de l'ajout */
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/*
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RootDesc - > Valid = FALSE ;
/* Ajout du noeud */
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/*
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rc = ND_Node_Add ( Root , Node ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Add : unable to add a node to the data structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Suppression d'un noeud dans une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud <20> supprimer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Remove_I ( NDT_Node * Node )
{
DST_Status rc ;
NDT_Root * Root ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Node - > Root - > User ) ;
Root = Node - > Root ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Remove : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide le temps de la suppression du noeud */
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/*
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RootDesc - > Valid = FALSE ;
/* Suppression dans la node structure */
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/*
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rc = ND_Node_Remove ( Node ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Remove : unable to remove a node from the structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Recherche un noeud dans un arbre et retourne le pointeur sur le noeud */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de l'abre */
/* (O) Node : adresse du pointeur sur le noeud <20> r<> cuperer */
/* (I) Value : pointeur sur la valeur <20> rechercher */
/* (I) Data : pointeur de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Find_I ( NDT_Root * Root , NDT_Node * * Node , void * Value , void * Data )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
* Node = NULL ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Find : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* Recherche dans la node structure */
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/*
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rc = ND_Node_Find ( Root , Node , Value , Data ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (O) Value : adresse d'un pointeur sur la valeur <20> allouer */
/* (I) ... : arguments relatifs <20> l'allocation de la valeur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Alloc_I ( NDT_Root * Root , void * * Value , . . . )
{
DST_Status rc ;
va_list Args ;
/* R<> cup<75> ration des arguments pour l'allocation de la valeur */
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/*
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va_start ( Args , Value ) ;
/* Appel du manager */
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/*
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rc = ND_Manager_Exec ( Root - > Manager , NDD_CMD_MAKE_VALUE , Root , Value , Args ) ;
va_end ( Args ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Ajout d'une valeur <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> ajouter <20> la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Add_I ( NDT_Root * Root , void * Value )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Add : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide le temps de l'ajout */
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/*
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RootDesc - > Valid = FALSE ;
/* Ajout de la valeur */
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/*
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rc = ND_Value_Add ( Root , Value ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Add : unable to add a value to the data structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Suppression du premier noeud correspondant <20> une valeur donn<6E> e */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Reference_Value : pointeur sur la valeur de r<> f<EFBFBD> rence */
/* (I) Removed_Value : adresse d'un pointeur sur la valeur supprim<69> e */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Remove_I ( NDT_Root * Root , void * Reference_Value , void * * Removed_Value )
{
DST_Status rc ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* On v<> rifie que la data structure est valide */
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/*
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if ( RootDesc - > Valid = = FALSE )
{
int Nb_Detected , Nb_Corrected ;
/* On v<> rifie la structure */
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/*
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Nb_Detected = Nb_Corrected = 0 ;
rc = DS_DataStruct_Check_L ( Root , & Nb_Detected , & Nb_Corrected , DS_stderr ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : unable to check the data structure " ) ;
DS_Error_Print ( ) ;
return rc ;
}
}
/* On rend la structure invalide le temps de la suppression de valeur */
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/*
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RootDesc - > Valid = FALSE ;
/* Suppression du noeud correspondant <20> la valeur de r<> f<EFBFBD> rence */
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/*
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rc = ND_Value_Remove ( Root , Reference_Value , Removed_Value ) ;
if ( rc ! = NDS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : unable to remove a value from the data structure " ) ;
DS_Error_Print ( ) ;
if ( ! DS_ERROR ( rc ) ) RootDesc - > Valid = TRUE ;
return rc ;
}
/* On rend la structure <20> nouveau valide */
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/*
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RootDesc - > Valid = TRUE ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Free_I ( NDT_Root * Root , void * Value )
{
return ND_Value_Free ( Root , Value ) ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation de m<> moire pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Size : taille m<> moire <20> allouer */
/* (O) Ptr : adresse du pointeur sur la zone de donn<6E> es allou<6F> e */
/*----------------------------------------------------------------------------*/
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DST_Status DS_Alloc_I ( NDT_Root * Root , size_t Size , void * * Ptr )
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{
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// return DS_DataStruct_Alloc (Size, Ptr, Root->User);
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}
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/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une ressource pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Ptr : pointeur sur la zone <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
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DST_Status DS_Free_I ( NDT_Root * Root , void * Ptr )
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{
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// return DS_DataStruct_Free (Ptr, Root->User);
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}
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/*----------------------------------------------------------------------------*/
/* FONCTIONS OPTIMISATION MOYENNE (DS_MODE = 1) */
/*----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------*/
/* Ouverture d'une instance de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Instance : num<75> ro de l'instance de la librairie */
/* (I) Context : nom du contexte */
/* (I) Debug_Mode : mode d'affichage des messages d'erreur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Library_Open_L ( int Instance , const char * Context , DST_Flags Debug_Mode )
{
return DS_Library_Open_I ( Instance , Context , Debug_Mode ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fermeture de l'instance de la librairie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Library_Close_L ( void )
{
return DS_Library_Close_I ( ) ;
}
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/*----------------------------------------------------------------------------*/
/* D<> finition de la sortie standard des messages d'erreur de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Out : flux de sortie des messages d'erreur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Library_Stderr_Set_L ( FILE * Out )
{
return DS_Library_Stderr_Set_I ( Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Cr<43> ation / ouverture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) DS_Name : nom de la structure */
/* (O) Root : adresse du pointeur sur la racine de la structure */
/* (I) Type : type de la structure de donn<6E> es */
/* (I) Manager_FileName : nom du fichier qui d<> finit les fonctions manager */
/* (I) Segment_Size : taille ds segments du heap sous-jacent */
/* (I) Open_Mode : mode d'ouverture de la structure */
/* (I) Own_Values : indique si la structure poss<73> de ses valeurs */
/*----------------------------------------------------------------------------*/
/*
DST_Status DS_DataStruct_Open_L ( const char * DS_Name , NDT_Root * * Root , \
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NDT_DataStruct_Type Type , const char * Manager_FileName , \
size_t Segment_Size , DST_Flags Open_Mode , int Own_Values )
{
return DS_DataStruct_Open_I ( DS_Name , Root , Type , Manager_FileName , Segment_Size , Open_Mode , Own_Values ) ;
}
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/*----------------------------------------------------------------------------*/
/* Verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Lock_Mode : type de verrou <20> poser sur la structure */
/* (O) Locked : verrou effectif (TRUE ou FALSE) */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Lock_L ( NDT_Root * Root , DST_Flags Lock_Mode , int * Locked )
{
return DS_DataStruct_Lock_I ( Root , Lock_Mode , Locked ) ;
}
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/*----------------------------------------------------------------------------*/
/* D<> verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Unlock_L ( NDT_Root * Root )
{
return DS_DataStruct_Unlock_I ( Root ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fermeture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> fermer */
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/* (I) Close_Mode : mode de fermeture de la structure (destruction ou non) */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Close_L ( NDT_Root * Root , DST_Flags Close_Mode )
{
return DS_DataStruct_Close_I ( Root , Close_Mode ) ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche les informations d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root: pointeur sur la racine de la structure de donn<6E> es */
/* (I) Out : flux de sortie de l'affichage */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Info_Print_L ( NDT_Root * Root , FILE * Out )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Info_Print : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_DataStruct_Info_Print_I ( Root , Out ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> organisation d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> r<> organiser */
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/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Reorg_L ( NDT_Root * Root )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Reorg : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_DataStruct_Reorg_I ( Root ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Parcours de tous les noeuds d'une structure de donn<6E> es et ex<65> cution d'une */
/* commande sur chacun d'eux */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> parcourir*/
/* (I) Command : commande <20> ex<65> cuter sur chaque noeud travers<72> */
/* (I) Data : pointeur de donn<6E> es utilisateur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Traverse_L ( NDT_Root * Root , NDT_Command Command , void * Data )
{
DST_Status rc ;
SMT_Flags Lock_Mode ;
int Locked ;
/* D<> finition du mode de verrouillage de la data structure selon le type de commande */
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/*
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switch ( ( int ) Command )
{
case NDD_CMD_PRINT_VALUE :
Lock_Mode = SMD_READ ;
break ;
case NDD_CMD_DELETE_VALUE :
default :
Lock_Mode = SMD_WRITE ;
break ;
}
/* Verrouillage de la data structure */
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/*
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rc = DS_DataStruct_Lock_I ( Root , Lock_Mode , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Traverse : unable to lock the data structure for %s " ,
Lock_Mode = = SMD_WRITE ? " writing " : " reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_DataStruct_Traverse_I ( Root , Command , Data ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Conversion d'une structure de donn<6E> es d'un type en un autre */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Target_Type : type de structure cible */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Convert_L ( NDT_Root * Root , NDT_DataStruct_Type Target_Type )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Convert : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_DataStruct_Convert_I ( Root , Target_Type ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Affichage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> afficher */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Print_L ( NDT_Root * Root , FILE * Out )
{
return DS_DataStruct_Traverse_L ( Root , NDD_CMD_PRINT_VALUE , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction de v<> rification / r<> paration d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (O) Nb_Detected : pointeur sur le nombre d'erreurs d<> tect<63> es */
/* (O) Nb_Corrected : pointeur sur le nombre d'erreurs corrig<69> es */
/* (I) Out : flux de sortie du rapport */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Check_L ( NDT_Root * Root , int * Nb_Detected , int * Nb_Corrected , FILE * Out )
{
return DS_DataStruct_Check_I ( Root , Nb_Detected , Nb_Corrected , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Dump_L ( NDT_Root * Root , FILE * Out )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Dump : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_DataStruct_Dump_I ( Root , Out ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du premier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine dont on cherche le premier noeud */
/* (O) Node : pointeur sur le noeud <20> r<> cup<75> rer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_First_Get_L ( NDT_Root * Root , NDT_Node * * Node )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_First_Get : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_First_Get_I ( Root , Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du dernier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine dont on cherche le dernier noeud */
/* (O) Node : pointeur sur le noeud <20> r<> cup<75> rer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Last_Get_L ( NDT_Root * Root , NDT_Node * * Node )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Last_Get : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Last_Get_I ( Root , Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud suivant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le suivant */
/* (O) Next_Node : pointeur sur le noeud suivant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Next_Get_L ( NDT_Node * Node , NDT_Node * * Next_Node )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Node - > Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Next_Get : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Next_Get_I ( Node , Next_Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Node - > Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le pr<70> c<EFBFBD> dant */
/* (O) Prev_Node : pointeur sur le noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Previous_Get_L ( NDT_Node * Node , NDT_Node * * Prev_Node )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
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rc = DS_DataStruct_Lock_I ( Node - > Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Previous_Get : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Previous_Get_I ( Node , Prev_Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Node - > Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Ajout d'un noeud <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Node : pointeur sur le noeud <20> ajouter */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Add_L ( NDT_Root * Root , NDT_Node * Node )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Add : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Add_I ( Root , Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Suppression d'un noeud dans une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud <20> supprimer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Remove_L ( NDT_Node * Node )
{
DST_Status rc ;
int Locked ;
NDT_Root * Root = Node - > Root ;
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Remove : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Remove_I ( Node ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Recherche un noeud dans un arbre et retourne le pointeur sur le noeud */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de l'abre */
/* (O) Node : adresse du pointeur sur le noeud <20> r<> cuperer */
/* (I) Value : pointeur sur la valeur <20> rechercher */
/* (I) Data : pointeur de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Node_Find_L ( NDT_Root * Root , NDT_Node * * Node , void * Value , void * Data )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en lecture */
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/*
2000-07-28 17:30:55 +02:00
rc = DS_DataStruct_Lock_I ( Root , SMD_READ , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Find : unable to lock the data structure for reading " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Node_Find_I ( Root , Node , Value , Data ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
2000-07-28 17:30:55 +02:00
if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (O) Value : adresse d'un pointeur sur la valeur <20> allouer */
/* (I) ... : arguments relatifs <20> l'allocation de la valeur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Alloc_L ( NDT_Root * Root , void * * Value , . . . )
{
DST_Status rc ;
va_list Args ;
/* R<> cup<75> ration des arguments pour l'allocation de la valeur */
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/*
2000-07-28 17:30:55 +02:00
va_start ( Args , Value ) ;
/* Appel du manager */
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/*
2000-07-28 17:30:55 +02:00
rc = ND_Manager_Exec ( Root - > Manager , NDD_CMD_MAKE_VALUE , Root , Value , Args ) ;
va_end ( Args ) ;
return rc ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* Ajout d'une valeur <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> ajouter <20> la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Value_Add_L ( NDT_Root * Root , void * Value )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en <20> criture */
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/*
2000-07-28 17:30:55 +02:00
rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Add : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Ajout de la valeur */
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/*
2000-07-28 17:30:55 +02:00
rc = DS_Value_Add_I ( Root , Value ) ;
/* D<> verrouillage de la data structure si besoin */
2024-04-22 00:24:37 +02:00
/*
2000-07-28 17:30:55 +02:00
if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return rc ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* Suppression du premier noeud correspondant <20> une valeur donn<6E> e */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Reference_Value : pointeur sur la valeur de r<> f<EFBFBD> rence */
/* (I) Removed_Value : adresse d'un pointeur sur la valeur supprim<69> e */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Value_Remove_L ( NDT_Root * Root , void * Reference_Value , void * * Removed_Value )
{
DST_Status rc ;
int Locked ;
/* Verrouillage de la data structure en <20> criture */
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/*
2000-07-28 17:30:55 +02:00
rc = DS_DataStruct_Lock_I ( Root , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : unable to lock the data structure for writing " ) ;
DS_Error_Print ( ) ;
return rc ;
}
rc = DS_Value_Remove_I ( Root , Reference_Value , Removed_Value ) ;
/* D<> verrouillage de la data structure si besoin */
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/*
2000-07-28 17:30:55 +02:00
if ( Locked = = TRUE ) DS_DataStruct_Unlock_I ( Root ) ;
return DSS_OK ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Value_Free_L ( NDT_Root * Root , void * Value )
{
return ND_Value_Free ( Root , Value ) ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation de m<> moire pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Size : taille m<> moire <20> allouer */
/* (O) Ptr : adresse du pointeur sur la zone de donn<6E> es allou<6F> e */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Alloc_L ( NDT_Root * Root , size_t Size , void * * Ptr )
{
return DS_DataStruct_Alloc ( Size , Ptr , Root - > User ) ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une ressource pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Ptr : pointeur sur la zone <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Free_L ( NDT_Root * Root , void * Ptr )
{
return DS_DataStruct_Free ( Ptr , Root - > User ) ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* FONCTIONS SECURISEES (DS_MODE = 0) */
/*----------------------------------------------------------------------------*/
2000-07-28 17:30:55 +02:00
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* Ouverture d'une instance de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Instance : num<75> ro de l'instance de la librairie */
/* (I) Context : nom du contexte */
/* (I) Debug_Mode : mode d'affichage des messages d'erreur */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Library_Open_CL ( int Instance , const char * Context , DST_Flags Debug_Mode )
{
return DS_Library_Open_I ( Instance , Context , Debug_Mode ) ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* Fermeture de l'instance de la librairie */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Library_Close_CL ( void )
{
return DS_Library_Close_I ( ) ;
}
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/*----------------------------------------------------------------------------*/
/* D<> finition de la sortie standard des messages d'erreur de la librairie */
/*----------------------------------------------------------------------------*/
/* (I) Out : flux de sortie des messages d'erreur */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_Library_Stderr_Set_CL ( FILE * Out )
{
return DS_Library_Stderr_Set_I ( Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Cr<43> ation / ouverture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) DS_Name : nom de la structure */
/* (O) Root : adresse du pointeur sur la racine de la structure */
/* (I) Type : type de la structure de donn<6E> es */
/* (I) Manager_FileName : nom du fichier qui d<> finit les fonctions manager */
/* (I) Segment_Size : taille ds segments du heap sous-jacent */
/* (I) Open_Mode : mode d'ouverture de la structure */
/* (I) Own_Values : indique si la structure poss<73> de ses valeurs */
/*----------------------------------------------------------------------------*/
/*
DST_Status DS_DataStruct_Open_CL ( const char * DS_Name , NDT_Root * * Root , \
2000-07-28 17:30:55 +02:00
NDT_DataStruct_Type Type , const char * Manager_FileName , \
size_t Segment_Size , DST_Flags Open_Mode , int Own_Values )
{
if ( ! DS_Name )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the data structure name is undefined " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the root address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( Open_Mode & ( DSD_CREATE | DSD_NEW ) & & ! Manager_FileName )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Open : the manager file name must be defined in creation mode " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Open_I ( DS_Name , Root , Type , Manager_FileName , Segment_Size , Open_Mode , Own_Values ) ;
}
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/*----------------------------------------------------------------------------*/
/* Verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Lock_Mode : type de verrou <20> poser sur la structure */
/* (O) Locked : verrou effectif (TRUE ou FALSE) */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_DataStruct_Lock_CL ( NDT_Root * Root , DST_Flags Lock_Mode , int * Locked )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Lock : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Locked )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Lock : the lock indicator address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Lock_I ( Root , Lock_Mode , Locked ) ;
}
2024-04-22 00:24:37 +02:00
/*----------------------------------------------------------------------------*/
/* D<> verrouillage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/*----------------------------------------------------------------------------*/
/*
2000-07-28 17:30:55 +02:00
DST_Status DS_DataStruct_Unlock_CL ( NDT_Root * Root )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Unlock : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Unlock_I ( Root ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fermeture d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> fermer */
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/* (I) Close_Mode : mode de fermeture de la structure (destruction ou non) */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Close_CL ( NDT_Root * Root , DST_Flags Close_Mode )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Close : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Close_I ( Root , Close_Mode ) ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche les informations d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root: pointeur sur la racine de la structure de donn<6E> es */
/* (I) Out : flux de sortie de l'affichage */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Info_Print_CL ( NDT_Root * Root , FILE * Out )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Info_Print : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Out )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Info_Print : the out stream is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Info_Print_L ( Root , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* R<> organisation d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
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/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> r<> organiser */
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/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Reorg_CL ( NDT_Root * Root )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Reorg : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Reorg_L ( Root ) ;
}
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/*----------------------------------------------------------------------------*/
/* Parcours de tous les noeuds d'une structure de donn<6E> es et ex<65> cution d'une */
/* commande sur chacun d'eux */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> parcourir*/
/* (I) Command : commande <20> ex<65> cuter sur chaque noeud travers<72> */
/* (I) Data : pointeur de donn<6E> es utilisateur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Traverse_CL ( NDT_Root * Root , NDT_Command Command , void * Data )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Traverse : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Traverse_L ( Root , Command , Data ) ;
}
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/*----------------------------------------------------------------------------*/
/* Conversion d'une structure de donn<6E> es d'un type en un autre */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Target_Type : type de structure cible */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Convert_CL ( NDT_Root * Root , NDT_DataStruct_Type Target_Type )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Convert : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Convert_L ( Root , Target_Type ) ;
}
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/*----------------------------------------------------------------------------*/
/* Affichage d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es <20> afficher */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Print_CL ( NDT_Root * Root , FILE * Out )
{
return DS_DataStruct_Traverse_CL ( Root , NDD_CMD_PRINT_VALUE , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction de v<> rification / r<> paration d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (O) Nb_Detected : pointeur sur le nombre d'erreurs d<> tect<63> es */
/* (O) Nb_Corrected : pointeur sur le nombre d'erreurs corrig<69> es */
/* (I) Out : flux de sortie du rapport */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Check_CL ( NDT_Root * Root , int * Nb_Detected , int * Nb_Corrected , FILE * Out )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Nb_Detected | | ! Nb_Corrected )
{
sprintf ( DS_Error_Msg , " Error : one of the error number address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Out )
{
sprintf ( DS_Error_Msg , " Error : the out stream is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Check_I ( Root , Nb_Detected , Nb_Corrected , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* Affiche la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure */
/* (I) Out : flux de sortie */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Dump_CL ( NDT_Root * Root , FILE * Out )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Dump : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Out )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Dump : the out stream is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_DataStruct_Dump_L ( Root , Out ) ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du premier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine dont on cherche le premier noeud */
/* (O) First_Node : adresse d'un pointeur sur le premier noeud <20> r<> cup<75> rer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_First_Get_CL ( NDT_Root * Root , NDT_Node * * First_Node )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Node_First_Get : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! First_Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_First_Get : the first node address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_First_Get_L ( Root , First_Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du dernier noeud d'une structure */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la data structure */
/* (O) Last_Node : adresse d'un pointeur sur le dernier noeud */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Last_Get_CL ( NDT_Root * Root , NDT_Node * * Last_Node )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Last_Get : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Last_Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Last_Get : the last node address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Last_Get_L ( Root , Last_Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud suivant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le suivant */
/* (O) Next_Node : pointeur sur le noeud suivant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Next_Get_CL ( NDT_Node * Node , NDT_Node * * Next_Node )
{
if ( ! Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Next_Get : the node is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Next_Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Next_Get : the next node address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Next_Get_L ( Node , Next_Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* R<> cup<75> ration du noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud dont on cherche le pr<70> c<EFBFBD> dant */
/* (O) Prev_Node : pointeur sur le noeud pr<70> c<EFBFBD> dant */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Previous_Get_CL ( NDT_Node * Node , NDT_Node * * Prev_Node )
{
if ( ! Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Previous_Get : the node is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Prev_Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Previous_Get : the previous node address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Previous_Get_L ( Node , Prev_Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* Ajout d'un noeud <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Node : pointeur sur le noeud <20> ajouter */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Add_CL ( NDT_Root * Root , NDT_Node * Node )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Add : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Add : the node is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Add_L ( Root , Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* Suppression d'un noeud dans une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Node : pointeur sur le noeud <20> supprimer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Remove_CL ( NDT_Node * Node )
{
if ( ! Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Remove : the node is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Remove_L ( Node ) ;
}
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/*----------------------------------------------------------------------------*/
/* Recherche un noeud dans un arbre et retourne le pointeur sur le noeud */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de l'abre */
/* (O) Node : adresse du pointeur sur le noeud <20> r<> cuperer */
/* (I) Value : pointeur sur la valeur <20> rechercher */
/* (I) Data : pointeur de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Node_Find_CL ( NDT_Root * Root , NDT_Node * * Node , void * Value , void * Data )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Find : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Node )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Find : the node address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Value )
{
sprintf ( DS_Error_Msg , " Error DS_Node_Find : the value is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Node_Find_L ( Root , Node , Value , Data ) ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (O) Value : adresse d'un pointeur sur la valeur <20> allouer */
/* (I) ... : arguments relatifs <20> l'allocation de la valeur */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Alloc_CL ( NDT_Root * Root , void * * Value , . . . )
{
DST_Status rc ;
va_list Args ;
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Alloc : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Value )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Alloc : the value address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
/* R<> cup<75> ration des arguments pour l'allocation de la valeur */
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/*
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va_start ( Args , Value ) ;
/* Appel du manager */
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/*
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rc = ND_Manager_Exec ( Root - > Manager , NDD_CMD_MAKE_VALUE , Root , Value , Args ) ;
va_end ( Args ) ;
return rc ;
}
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/*----------------------------------------------------------------------------*/
/* Ajout d'une valeur <20> une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> ajouter <20> la structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Add_CL ( NDT_Root * Root , void * Value )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Add : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Value )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Add : the value is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Value_Add_L ( Root , Value ) ;
}
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/*----------------------------------------------------------------------------*/
/* Suppression du premier noeud correspondant <20> une valeur donn<6E> e */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Reference_Value : pointeur sur la valeur de r<> f<EFBFBD> rence */
/* (I) Removed_Value : adresse d'un pointeur sur la valeur supprim<69> e */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Remove_CL ( NDT_Root * Root , void * Reference_Value , void * * Removed_Value )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Reference_Value )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : the reference value is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Removed_Value )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Remove : the removed value adress is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Value_Remove_L ( Root , Reference_Value , Removed_Value ) ;
}
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/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une valeur d'une structure de donn<6E> es */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Value : pointeur sur la valeur <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Value_Free_CL ( NDT_Root * Root , void * Value )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Free : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Value )
{
sprintf ( DS_Error_Msg , " Error DS_Value_Free : the value is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Value_Free_L ( Root , Value ) ;
}
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/*----------------------------------------------------------------------------*/
/* Allocation de m<> moire pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Size : taille m<> moire <20> allouer */
/* (O) Ptr : adresse du pointeur sur la zone de donn<6E> es allou<6F> e */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Alloc_CL ( NDT_Root * Root , size_t Size , void * * Ptr )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Alloc : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( Size < = 0 )
{
sprintf ( DS_Error_Msg , " Error DS_Alloc : the allocation size must be > 0 " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Ptr )
{
sprintf ( DS_Error_Msg , " Error DS_Alloc : the data pointer address is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Alloc_L ( Root , Size , Ptr ) ;
}
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/*----------------------------------------------------------------------------*/
/* D<> sallocation d'une ressource pour une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/* (I) Root : pointeur sur la racine de la structure de donn<6E> es */
/* (I) Ptr : pointeur sur la zone <20> d<> sallouer */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Free_CL ( NDT_Root * Root , void * Ptr )
{
if ( ! Root )
{
sprintf ( DS_Error_Msg , " Error DS_Free : the structure root is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
if ( ! Ptr )
{
sprintf ( DS_Error_Msg , " Error DS_Free : the data pointer is null " ) ;
DS_Error_Print ( ) ;
return DSS_ERRAPI ;
}
return DS_Free_L ( Root , Ptr ) ;
}
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/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
/* FONCTIONS PRIVEES */
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
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/*----------------------------------------------------------------------------*/
/* Teste si une data structure a d<> j<EFBFBD> <20> t<EFBFBD> ouverte par le processus courant : */
/*----------------------------------------------------------------------------*/
/* (I) DS_Name : nom de la data structure */
/* (O) Root : adresse du pointeur sur la racine de la structure */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_IsOpen ( const char * DS_Name , NDT_Root * * Root )
{
DST_Status rc ;
DST_DataStruct To_Find ;
NDT_Node * Node ;
To_Find . Name = DS_Name ;
rc = ND_Node_Find ( OpenedDS_List , & Node , & To_Find , NULL ) ;
if ( DS_ERROR ( rc ) ) return rc ;
if ( rc ! = NDS_OK ) return DSS_NO ;
* Root = ( ( DST_DataStruct * ) ( Node - > Value ) ) - > Root ;
return DSS_YES ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction d'allocation attach<63> e <20> une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Alloc ( size_t Size , void * * Ptr , void * Data )
{
DST_Status rc ;
SMT_Heap * Heap ;
int Locked ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) Data ;
char * Heap_Name = RootDesc - > Heap_Name ;
rc = SM_Heap_IsOpen ( Heap_Name , & Heap ) ;
if ( rc ! = SMS_YES )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Alloc : the data structure heap \" %s \" is not open " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Verrouillage du heap en <20> criture */
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/*
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rc = SM_Heap_Lock ( Heap , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Alloc : unable to lock the data structure heap \" %s \" for writing " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Allocation du chunk */
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/*
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rc = SM_Chunk_Alloc ( Heap , Size , Ptr ) ;
if ( rc ! = SMS_OK )
{
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
return rc ;
}
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction de d<> sallocation attach<63> e <20> une structure de donn<6E> es : */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_DataStruct_Free ( void * Ptr , void * Data )
{
DST_Status rc ;
SMT_Heap * Heap ;
int Locked ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) Data ;
char * Heap_Name = RootDesc - > Heap_Name ;
rc = SM_Heap_IsOpen ( Heap_Name , & Heap ) ;
if ( rc ! = SMS_YES )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Free : the data structure heap \" %s \" is not open " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* Verrouillage de la data structure en <20> criture */
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/*
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rc = SM_Heap_Lock ( Heap , SMD_WRITE , & Locked ) ;
if ( rc ! = DSS_OK )
{
sprintf ( DS_Error_Msg , " Error DS_DataStruct_Free : unable to lock the data structure heap \" %s \" for writing " , Heap_Name ) ;
DS_Error_Print ( ) ;
return rc ;
}
/* D<> sallocation du chunk */
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/*
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rc = SM_Chunk_Free ( Heap , Ptr ) ;
if ( rc ! = SMS_OK )
{
if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
return rc ;
}
/* D<> verrouillage de la data structure si besoin */
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/*
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if ( Locked = = TRUE ) SM_Heap_Unlock ( Heap ) ;
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Routine d'affichage d'un message d'erreur */
/*----------------------------------------------------------------------------*/
/*
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void DS_Error_Print ( void )
{
if ( DS_stderr ) fprintf ( DS_stderr , " %s \n " , DS_Error_Msg ) ;
}
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/*----------------------------------------------------------------------------*/
/* Pour pr<70> fixer les noms de heap avec l'identifiant de la librairie */
/*----------------------------------------------------------------------------*/
/*
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static char * DS_Name_Prefix ( const char * Name )
{
static char Prefixed [ 256 ] ;
sprintf ( Prefixed , " %s/%s " , DS_PREFIX , Name ) ;
return Prefixed ;
}
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/*----------------------------------------------------------------------------*/
/* Cr<43> ation d'un s<> maphore pour g<> rer l'ouverture d'une data structure */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Semaphore_Create ( NDT_Root * Root )
{
union semun Sem_Ctl ;
DST_RootDesc * RootDesc = ( DST_RootDesc * ) ( Root - > User ) ;
/* Cr<43> ation du s<> maphore */
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/*
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RootDesc - > OpenSemID = semget ( IPC_PRIVATE , 1 , 0777 | IPC_CREAT | IPC_EXCL ) ;
if ( RootDesc - > OpenSemID = = - 1 )
{
switch ( errno )
{
case ENOMEM :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Create : the amount of memory is not sufficient to create a new semaphore " ) ;
break ;
case ENOSPC :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Create : the number of semaphores exceeds the system-imposed limit " ) ;
break ;
default :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Create : unknown error (%d) while creating a semaphore " , errno ) ;
break ;
}
DS_Error_Print ( ) ;
return DSS_ERRSEM ;
}
/* Initialisation du s<> maphore <20> 0 */
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/*
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Sem_Ctl . val = 0 ;
if ( semctl ( RootDesc - > OpenSemID , 0 , SETVAL , Sem_Ctl ) )
{
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Create : unable to initialize the value of the semaphore %x " , RootDesc - > OpenSemID ) ;
DS_Error_Print ( ) ;
semctl ( RootDesc - > OpenSemID , 0 , IPC_RMID , Sem_Ctl ) ;
return DSS_ERRSEM ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Op<4F> ration sur un s<> maphore */
/*----------------------------------------------------------------------------*/
/*
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DST_Status DS_Semaphore_Operate ( int SemID , struct sembuf * Operations , unsigned int Nb_Oper )
{
if ( semop ( SemID , Operations , Nb_Oper ) = = - 1 )
{
switch ( errno )
{
case EAGAIN :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : the operation would result in suspension of the calling process but the operations have been defined in no wait mode " ) ;
break ;
case EACCES :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : current process is not allowed to operate on semaphore %x " , SemID ) ;
break ;
case EIDRM :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : semaphore %x does not exist " , SemID ) ;
break ;
case EINTR :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : a signal was received while operating on semaphore %x " , SemID ) ;
return DSS_ERRSIG ;
case EINVAL :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : the semaphore key %x is incorrect or the number of operations which can be done in UNDO mode exceeds the system-imposed limit " , SemID ) ;
break ;
case ENOSPC :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : the maximum number of process which can operate on semaphore in UNDO mode has been reached " ) ;
break ;
case ERANGE :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate: the value of semaphore %x has reached the system-imposed limit " , SemID ) ;
break ;
default :
sprintf ( DS_Error_Msg , " Error DS_Semaphore_Operate : unknown error %d while operating on semaphore %x " , errno , SemID ) ;
break ;
}
DS_Error_Print ( ) ;
return DSS_ERRSEM ;
}
return DSS_OK ;
}
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/*----------------------------------------------------------------------------*/
/* Fonction manager de la liste des DS ouvertes */
/*----------------------------------------------------------------------------*/
/*
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NDT_Status DS_OpenedDS_List_Manager ( va_list Args )
{
NDT_Command Command = ( NDT_Command ) va_arg ( Args , NDT_Command ) ;
if ( Command = = NDD_CMD_COMP_VALUE )
{
DST_DataStruct * DataStruct1 = ( DST_DataStruct * ) va_arg ( Args , void * ) ;
DST_DataStruct * DataStruct2 = ( DST_DataStruct * ) va_arg ( Args , void * ) ;
long comp ;
va_end ( Args ) ;
comp = strcmp ( DataStruct1 - > Name , DataStruct2 - > Name ) ;
if ( comp < 0 ) return NDS_LOWER ;
if ( comp > 0 ) return NDS_GREATER ;
return NDS_EQUAL ;
}
if ( Command = = NDD_CMD_DELETE_VALUE )
{
NDT_Root * Root = va_arg ( Args , NDT_Root * ) ;
DST_DataStruct * DataStruct = ( DST_DataStruct * ) va_arg ( Args , void * ) ;
free ( DataStruct - > Name ) ;
free ( DataStruct ) ;
}
return NDS_OK ;
}
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*/