typemap

关于Berkelay数据库的共享源码

# typemap for Perl 5 interface to Berkeley DB version 2 & 3
#
# SCCS: %I%, %G%     
#
# written by Paul Marquess <[e-mail]>
#
#################################### DB SECTION
#
# 

SVnull*         T_SV_NULL
void *			T_PV
u_int			T_U_INT
u_int32_t		T_U_INT
db_timeout_t	T_U_INT
const char * 		T_PV_NULL
PV_or_NULL		T_PV_NULL
IO_or_NULL		T_IO_NULL

AV *			T_AV

BerkeleyDB		T_PTROBJ
BerkeleyDB::Common	T_PTROBJ_AV
BerkeleyDB::Hash	T_PTROBJ_AV
BerkeleyDB::Btree	T_PTROBJ_AV
BerkeleyDB::Recno	T_PTROBJ_AV
BerkeleyDB::Queue	T_PTROBJ_AV
BerkeleyDB::Cursor	T_PTROBJ_AV
BerkeleyDB::TxnMgr	T_PTROBJ_AV
BerkeleyDB::Txn		T_PTROBJ_AV
BerkeleyDB::Log		T_PTROBJ_AV
BerkeleyDB::Lock	T_PTROBJ_AV
BerkeleyDB::Env		T_PTROBJ_AV

BerkeleyDB::Raw		T_RAW
BerkeleyDB::Common::Raw	T_RAW
BerkeleyDB::Hash::Raw	T_RAW
BerkeleyDB::Btree::Raw	T_RAW
BerkeleyDB::Recno::Raw	T_RAW
BerkeleyDB::Queue::Raw	T_RAW
BerkeleyDB::Cursor::Raw	T_RAW
BerkeleyDB::TxnMgr::Raw	T_RAW
BerkeleyDB::Txn::Raw	T_RAW
BerkeleyDB::Log::Raw	T_RAW
BerkeleyDB::Lock::Raw	T_RAW
BerkeleyDB::Env::Raw	T_RAW

BerkeleyDB::Env::Inner	T_INNER
BerkeleyDB::Common::Inner	T_INNER
BerkeleyDB::Txn::Inner	T_INNER
BerkeleyDB::TxnMgr::Inner	T_INNER
# BerkeleyDB__Env 	T_PTR
DBT			T_dbtdatum
DBT_OPT			T_dbtdatum_opt
DBT_B			T_dbtdatum_btree
DBTKEY			T_dbtkeydatum
DBTKEY_B		T_dbtkeydatum_btree
DBTKEY_Br		T_dbtkeydatum_btree_r
DBTKEY_Bpr		T_dbtkeydatum_btree_pr
DBTYPE			T_U_INT
DualType		T_DUAL
BerkeleyDB_type *	T_IV
BerkeleyDB_ENV_type *	T_IV
BerkeleyDB_TxnMgr_type * T_IV
BerkeleyDB_Txn_type *	T_IV
BerkeleyDB__Cursor_type * T_IV
DB *			T_IV
DB_ENV *		T_IV

INPUT

T_AV
	if (SvROK($arg) && SvTYPE(SvRV($arg)) == SVt_PVAV)
        /* if (sv_isa($arg, \"${ntype}\")) */
            $var = (AV*)SvRV($arg);
        else
            croak(\"$var is not an array reference\")

T_RAW
        $var = INT2PTR($type,SvIV($arg)

T_U_INT
        $var = SvUV($arg)

T_SV_REF_NULL
	if ($arg == &PL_sv_undef)
	    $var = NULL ;
        else if (sv_derived_from($arg, \"${ntype}\")) {
            IV tmp = SvIV((SV *)GetInternalObject($arg));
            $var =  INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")

T_SV_NULL
	if ($arg == NULL || $arg == &PL_sv_undef)
	    $var = NULL ;
	else
	    $var = $arg ;

T_HV_REF_NULL
	if ($arg == &PL_sv_undef)
	    $var = NULL ;
        else if (sv_derived_from($arg, \"${ntype}\")) {
            HV * hv = (HV *)GetInternalObject($arg);
            SV ** svp = hv_fetch(hv, \"db\", 2, FALSE);
            IV tmp = SvIV(*svp);
            $var =  INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")

T_HV_REF
        if (sv_derived_from($arg, \"${ntype}\")) {
            HV * hv = (HV *)GetInternalObject($arg);
            SV ** svp = hv_fetch(hv, \"db\", 2, FALSE);
            IV tmp = SvIV(*svp);
            $var =  INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")


T_P_REF
        if (sv_derived_from($arg, \"${ntype}\")) {
            IV tmp = SvIV((SV*)SvRV($arg));
            $var = INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")


T_INNER
	{
	    HV * hv = (HV *)SvRV($arg);
            SV ** svp = hv_fetch(hv, \"db\", 2, FALSE);
            IV tmp = SvIV(*svp);
            $var =  INT2PTR($type, tmp);
	}

T_PV_NULL
	if ($arg == &PL_sv_undef)
	    $var = NULL ;
	else {
            $var = ($type)SvPV($arg,PL_na) ;
	    if (PL_na == 0)
		$var = NULL ;
	}

T_IO_NULL
	if ($arg == &PL_sv_undef)
	    $var = NULL ; 
	else 
            $var = IoOFP(sv_2io($arg))

T_PTROBJ_NULL
	if ($arg == &PL_sv_undef)
	    $var = NULL ;
        else if (sv_derived_from($arg, \"${ntype}\")) {
            IV tmp = SvIV((SV*)SvRV($arg));
            $var = INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")

T_PTROBJ_SELF
	if ($arg == &PL_sv_undef)
	    $var = NULL ;
        else if (sv_derived_from($arg, \"${ntype}\")) {
            IV tmp = SvIV((SV*)SvRV($arg));
            $var = INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")

T_PTROBJ_AV
        if ($arg == &PL_sv_undef || $arg == NULL)
            $var = NULL ;
        else if (sv_derived_from($arg, \"${ntype}\")) {
            IV tmp = SvIV(getInnerObject($arg)) ;
            $var = INT2PTR($type, tmp);
        }
        else
            croak(\"$var is not of type ${ntype}\")

T_dbtkeydatum
	{
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_key, \"filter_store_key\");
	    DBT_clear($var) ;
            SvGETMAGIC($arg) ;
	    if (db->recno_or_queue) {
	        Value = GetRecnoKey(db, SvIV(my_sv)) ; 
	        $var.data = & Value; 
	        $var.size = (int)sizeof(db_recno_t);
	    }
	    else {
	        $var.data = SvPV(my_sv, PL_na);
	        $var.size = (int)PL_na;
	    }
	}

T_dbtkeydatum_btree
	{
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_key, \"filter_store_key\");
	    DBT_clear($var) ;
            SvGETMAGIC($arg) ;
	    if (db->recno_or_queue ||
		    (db->type == DB_BTREE && flagSet(DB_SET_RECNO))) {
	        Value = GetRecnoKey(db, SvIV(my_sv)) ; 
	        $var.data = & Value; 
	        $var.size = (int)sizeof(db_recno_t);
	    }
	    else {
	        $var.data = SvPV(my_sv, PL_na);
	        $var.size = (int)PL_na;
	    }
	}

T_dbtkeydatum_btree_r
	{
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_key, \"filter_store_key\");
	    DBT_clear($var) ;
            SvGETMAGIC($arg) ;
	    if (db->recno_or_queue || 
		    (db->type == DB_BTREE && flagSet(DB_SET_RECNO))) {
	        Value = GetRecnoKey(db, SvIV(my_sv)) ; 
	        $var.data = & Value; 
	        $var.size = (int)sizeof(db_recno_t);
	    }
	    else {
	        $var.data = SvPV(my_sv, PL_na);
	        $var.size = (int)PL_na;
	    }
	}

T_dbtkeydatum_btree_pr
	{
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_key, \"filter_store_key\");
	    DBT_clear($var) ;
            SvGETMAGIC($arg) ;
	    if (db->recno_or_queue || 
		    (db->type == DB_BTREE && flagSet(DB_SET_RECNO))) {
	        Value = GetRecnoKey(db, SvIV(my_sv)) ; 
	        $var.data = & Value; 
	        $var.size = (int)sizeof(db_recno_t);
	    }
	    else {
	        $var.data = SvPV(my_sv, PL_na);
	        $var.size = (int)PL_na;
	    }
	}

T_dbtdatum
	{
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_value, \"filter_store_value\");
	    DBT_clear($var) ;
            SvGETMAGIC($arg) ;
	    $var.data = SvPV(my_sv, PL_na);
	    $var.size = (int)PL_na;
  	    $var.flags = db->partial ;
    	    $var.dlen  = db->dlen ;
	    $var.doff  = db->doff ;
	}
	
T_dbtdatum_opt
	DBT_clear($var) ;
	if (flagSet(DB_GET_BOTH)|| flagSet(DB_GET_BOTH)) {
	   SV* my_sv = $arg ;
	   DBM_ckFilter(my_sv, filter_store_value, \"filter_store_value\");
           SvGETMAGIC($arg) ;
	   $var.data = SvPV(my_sv, PL_na);
	   $var.size = (int)PL_na;
  	   $var.flags = db->partial ;
    	   $var.dlen  = db->dlen ;
	   $var.doff  = db->doff ;
	}
	
T_dbtdatum_btree
	DBT_clear($var) ;
	if (flagSet(DB_GET_BOTH)|| flagSet(DB_GET_BOTH)) {
	    SV* my_sv = $arg ;
	    DBM_ckFilter(my_sv, filter_store_value, \"filter_store_value\");
            SvGETMAGIC($arg) ;
	    $var.data = SvPV(my_sv, PL_na);
	    $var.size = (int)PL_na;
  	    $var.flags = db->partial ;
    	    $var.dlen  = db->dlen ;
	    $var.doff  = db->doff ;
	}
	

OUTPUT

T_SV_NULL
        $arg = $var;

T_RAW
        sv_setiv($arg, PTR2IV($var));

T_SV_REF_NULL
	sv_setiv($arg, PTR2IV($var));

T_HV_REF_NULL
	sv_setiv($arg, PTR2IV($var));

T_HV_REF
	sv_setiv($arg, PTR2IV($var));

T_P_REF
	sv_setiv($arg, PTR2IV($var));

T_DUAL
	setDUALerrno($arg, $var) ;

T_U_INT
        sv_setuv($arg, (UV)$var);

T_PV_NULL
        sv_setpv((SV*)$arg, $var);

T_dbtkeydatum_btree
	OutputKey_B($arg, $var)
T_dbtkeydatum_btree_r
	OutputKey_Br($arg, $var)
T_dbtkeydatum_btree_pr
	OutputKey_Bpr($arg, $var)
T_dbtkeydatum
	OutputKey($arg, $var)
T_dbtdatum
	OutputValue($arg, $var)
T_dbtdatum_opt
	OutputValue($arg, $var)
T_dbtdatum_btree
	OutputValue_B($arg, $var)

T_PTROBJ_NULL
        sv_setref_pv($arg, \"${ntype}\", (void*)$var);

T_PTROBJ_SELF
        sv_setref_pv($arg, self, (void*)$var);