diff options
Diffstat (limited to 'TAO/tao/IIOP_Object.cpp')
| -rw-r--r-- | TAO/tao/IIOP_Object.cpp | 998 |
1 files changed, 0 insertions, 998 deletions
diff --git a/TAO/tao/IIOP_Object.cpp b/TAO/tao/IIOP_Object.cpp deleted file mode 100644 index 36ab0d3bead..00000000000 --- a/TAO/tao/IIOP_Object.cpp +++ /dev/null @@ -1,998 +0,0 @@ -// $Id$ - -// @ (#)iiopobj.cpp 1.9 95/11/04 -// Copyright 1995 by Sun Microsystems Inc. -// All Rights Reserved -// -// IIOP Bridge: CORBA::Object operations -// -// Some CORBA::Object and other operations are specific to this IIOP -// based implementation, and can neither be used by other kinds of -// objref nor have a default implementation. - -#include "tao/corba.h" - -#if !defined (__ACE_INLINE__) -# include "tao/IIOP_Object.i" -#endif /* ! __ACE_INLINE__ */ - -#include "tao/Timeprobe.h" - -ACE_RCSID(tao, IIOP_Object, "$Id$") - -#if defined (ACE_ENABLE_TIMEPROBES) - -static const char *TAO_IIOP_Object_Timeprobe_Description[] = -{ - "IIOP_Object::do_static_call - start", - "IIOP_Object::do_static_call - end", - "IIOP_Object::do_static_call - set_cancel", - "IIOP_Object::do_static_call - grab_orb_core", - "IIOP_Object::do_static_call - invocation_ctor", - "IIOP_Object::do_static_call - invocation_start", - "IIOP_Object::do_static_call - put_params" -}; - -enum -{ - // Timeprobe description table start key - TAO_IIOP_OBJECT_DO_STATIC_CALL_START = 500, - TAO_IIOP_OBJECT_DO_STATIC_CALL_END, - TAO_IIOP_OBJECT_DO_STATIC_CALL_SET_CANCEL, - TAO_IIOP_OBJECT_DO_STATIC_CALL_GRAB_ORB_CORE, - TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_CTOR, - TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_START, - TAO_IIOP_OBJECT_DO_STATIC_CALL_PUT_PARAMS -}; - -// Setup Timeprobes -ACE_TIMEPROBE_EVENT_DESCRIPTIONS (TAO_IIOP_Object_Timeprobe_Description, - TAO_IIOP_OBJECT_DO_STATIC_CALL_START); - -#endif /* ACE_ENABLE_TIMEPROBES */ - -int -IIOP::Profile::set (const char *h, - const CORBA::UShort p, - const ACE_INET_Addr *addr) -{ - this->iiop_version.major = IIOP::MY_MAJOR; - this->iiop_version.minor = IIOP::MY_MINOR; - - if (this->host) - { - delete [] this->host; - this->host = 0; - } - - this->port = p; - - if (h) - { - ACE_NEW_RETURN (this->host, - char[ACE_OS::strlen (h) + 1], - -1); - ACE_OS::strcpy (this->host, h); - } - - this->object_addr (addr); - return 0; -} - -int -IIOP::Profile::set (const char *h, - const CORBA::UShort p, - const char *key, - const ACE_INET_Addr *addr) -{ - if (key == 0) - return -1; - - if (this->set (h, p, addr) == -1) - return -1; - - int l = ACE_OS::strlen (key); - this->object_key.length (l); - - for (int i = 0; i < l; ++i) - this->object_key[i] = key[i]; - - return 0; -} - -int -IIOP::Profile::set (const char *h, - const CORBA::UShort p, - const TAO_opaque &key, - const ACE_INET_Addr *addr) -{ - if (this->set (h, p, addr) == -1) - return -1; - - this->object_key = key; - - return 0; -} - -IIOP::Profile::Profile (const IIOP::Profile &src) - : host (0) -{ - (void) this->set (src.host, - src.port, - src.object_key, - &src.object_addr_); -} - -int -IIOP::Profile::set (const ACE_INET_Addr &addr, - const char *key) -{ - // Set up an IIOP Profile to hold the host name. - - char temphost[MAXHOSTNAMELEN + 1]; - const char *temphost2 = 0; - if (TAO_ORB_Core_instance ()->orb_params ()->use_dotted_decimal_addresses ()) - { - temphost2 = addr.get_host_addr (); - if (temphost2 == 0) - return -1; - } - else - { - if (addr.get_host_name (temphost, sizeof temphost) != 0) - return -1; - - temphost2 = temphost; - } - - return this->set (temphost2, - addr.get_port_number (), - key, - &addr); -} - -int -IIOP::Profile::set (const ACE_INET_Addr &addr, - const TAO_opaque &key) -{ - // Set up an IIOP Profile to hold the host name. - - char temphost[MAXHOSTNAMELEN + 1]; - const char *temphost2 = 0; - if (TAO_ORB_Core_instance ()->orb_params ()->use_dotted_decimal_addresses ()) - { - temphost2 = addr.get_host_addr (); - if (temphost2 == 0) - return -1; - } - else - { - if (addr.get_host_name (temphost, sizeof temphost) != 0) - return -1; - - temphost2 = temphost; - } - - return this->set (temphost2, - addr.get_port_number (), - key, - &addr); -} - -IIOP::Profile::Profile (const char *h, - const CORBA::UShort p, - const char *key) - : host (0) -{ - (void) this->set (h, p, key); -} - -IIOP::Profile::Profile (const char *h, - const CORBA::UShort p, - const char *key, - const ACE_INET_Addr &addr) - : host (0) -{ - (void) this->set (h, p, key, &addr); -} - -IIOP::Profile::Profile (const char *h, - const CORBA::UShort p, - const TAO_opaque &key, - const ACE_INET_Addr &addr) - : host (0) -{ - (void) this->set (h, p, key, &addr); -} - -IIOP::Profile::Profile (const ACE_INET_Addr &addr, - const char *key) - : host (0) -{ - (void) this->set (addr, key); -} - -IIOP::Profile::Profile (const ACE_INET_Addr &addr, - const TAO_opaque &key) - : host (0) -{ - (void) this->set (addr, key); -} - - -IIOP::Profile & -IIOP::Profile::operator= (const IIOP::Profile &src) -{ - this->set (src.host, - src.port, - src.object_key, - &src.object_addr_); - return *this; -} - - - -// Quick'n'dirty hash of objref data, for partitioning objrefs into -// sets. -// -// NOTE that this must NOT go across the network! - -CORBA::ULong -IIOP_Object::hash (CORBA::ULong max, - CORBA::Environment &env) -{ - CORBA::ULong hashval; - - env.clear (); - - // Just grab a bunch of convenient bytes and hash them; could do - // more (hostname, full key, exponential hashing) but no real need - // to do so except if performance requires a more costly hash. - - hashval = profile.object_key.length () * profile.port; - hashval += profile.iiop_version.minor; - - if (profile.object_key.length () >= 4) - { - hashval += profile.object_key [1]; - hashval += profile.object_key [3]; - } - - return hashval % max; -} - -int operator==(const TAO_opaque& rhs, - const TAO_opaque& lhs) -{ - if (rhs.length () != lhs.length ()) - return 0; - - for (CORBA::ULong i = 0; - i < rhs.length (); - ++i) - if (rhs[i] != lhs[i]) - return 0; - - return 1; -} - -int operator!=(const TAO_opaque& rhs, - const TAO_opaque& lhs) -{ - return !(rhs == lhs); -} - -// Expensive comparison of objref data, to see if two objrefs -// certainly point at the same object. (It's quite OK for this to -// return FALSE, and yet have the two objrefs really point to the same -// object.) -// -// NOTE that this must NOT go across the network! - -CORBA::Boolean -IIOP_Object::is_equivalent (CORBA::Object_ptr other_obj, - CORBA::Environment &env) -{ - env.clear (); - - if (CORBA::is_nil (other_obj) == 1) - return 0; - - IIOP_Object *other_iiop_obj = - ACE_dynamic_cast (IIOP_Object*, other_obj->_stubobj ()); - if (other_iiop_obj == 0) - return 0; - - // Compare all the bytes of the object address -- must be the same. - - IIOP::Profile *body = &profile; - IIOP::Profile *body2 = &other_iiop_obj->profile; - - ACE_ASSERT (body->object_key.length () < UINT_MAX); - - return body->object_key == body2->object_key - && body->port == body2->port - && ACE_OS::strcmp (body->host, body2->host) == 0 - && body->iiop_version.minor == body2->iiop_version.minor - && body->iiop_version.major == body2->iiop_version.major; -} - -// Memory managment - -CORBA::ULong -IIOP_Object::_incr_refcnt (void) -{ - ACE_GUARD_RETURN (ACE_SYNCH_MUTEX, guard, this->refcount_lock_, 0); - - return this->refcount_++; -} - -CORBA::ULong -IIOP_Object::_decr_refcnt (void) -{ - { - ACE_GUARD_RETURN (ACE_SYNCH_MUTEX, mon, this->refcount_lock_, 0); - this->refcount_--; - if (this->refcount_ != 0) - return this->refcount_; - } - - delete this; - return 0; -} - -// TAO extensions -TAO_ObjectKey* -IIOP_Object::key (CORBA::Environment &) -{ - return new TAO_ObjectKey (this->profile.object_key); -} - -// Note that if the repository ID (typeID) is NULL, it will make -// narrowing rather expensive, though it does ensure that type-safe -// narrowing code gets thoroughly exercised/debugged! Without a -// typeID, the _narrow will be required to make an expensive remote -// "is_a" call. - -IIOP_Object::IIOP_Object (const char *host, - const CORBA::UShort port, - const char *objkey, - char *repository_id) - : STUB_Object (repository_id), - profile (host, port, objkey), - fwd_profile_ (0), - fwd_profile_success_ (0), - refcount_ (1), - handler_ (0) -{ - this->fwd_profile_lock_ptr_ = - TAO_ORB_Core_instance ()->client_factory ()->create_iiop_profile_lock (); -} - -// Constructor. It will usually be used by the server side. -IIOP_Object::IIOP_Object (char *repository_id, - const ACE_INET_Addr &addr, - const char *objkey) - : STUB_Object (repository_id), - profile (addr, objkey), - fwd_profile_ (0), - fwd_profile_success_ (0), - refcount_ (1), - handler_ (0) -{ - this->fwd_profile_lock_ptr_ = - TAO_ORB_Core_instance ()->client_factory ()->create_iiop_profile_lock (); -} - -// THREADING NOTE: Code below this point is of course thread-safe (at -// least on supported threaded platforms), so the caller of these -// routines need only ensure that the data being passed in is not -// being modified by any other thread. -// -// As an _experiment_ (to estimate the performance cost) remote calls -// are currently deemed "cancel-safe". That means that they can be -// called by threads when they're in asynchronous cancellation mode. -// The only effective way to do this is to disable async cancellation -// for the duration of the call. There are numerous rude interactions -// with code generators for C++ ... cancellation handlers just do -// normal stack unwinding like exceptions, but exceptions are purely -// synchronous and sophisticated code generators rely on that to -// generate better code, which in some cases may be very hard to -// unwind. - -class TAO_Synchronous_Cancellation_Required - // = TITLE - // Stick one of these at the beginning of a block that can't - // support asynchronous cancellation, and which must be - // cancel-safe. - // - // = EXAMPLE - // somefunc() - // { - // TAO_Synchronous_Cancellation_Required NOT_USED; - // ... - // } -{ -public: - // These should probably be in a separate inline file, but they're - // only used within this one file right now, and we always want them - // inlined, so here they sit. - TAO_Synchronous_Cancellation_Required (void) - : old_type_ (0) - { -#if !defined (VXWORKS) - ACE_OS::thr_setcanceltype (THR_CANCEL_DEFERRED, &old_type_); -#endif /* ! VXWORKS */ - } - - ~TAO_Synchronous_Cancellation_Required (void) - { -#if !defined (VXWORKS) - int dont_care; - ACE_OS::thr_setcanceltype(old_type_, &dont_care); -#endif /* ! VXWORKS */ - } -private: - int old_type_; -}; - -// "Stub interpreter" for static stubs. IDL compiler (or human -// equivalent thereof :-) should just dump a read-only description of -// the call into "calldata" and do varargs calls to this routine, -// which does all the work. - -void -IIOP_Object::do_static_call (CORBA::Environment &env, - const TAO_Call_Data *info, - void** args) - -{ - ACE_FUNCTION_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_START); - - TAO_Synchronous_Cancellation_Required NOT_USED; - - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_SET_CANCEL); - - TAO_ORB_Core* orb_core = TAO_ORB_Core_instance (); - - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_GRAB_ORB_CORE); - - TAO_GIOP_ReplyStatusType status = TAO_GIOP_NO_EXCEPTION; - - // Do a locate_request if necessary/wanted. - if (this->use_locate_request_ && this->first_locate_request_) - { - TAO_GIOP_Locate_Request_Invocation call (this, orb_core); - - // Simply let these exceptions propagate up - // (if any of them occurs.) - call.start (env); - - status = call.invoke (env); - - this->first_locate_request_ = 0; - - if (status == TAO_GIOP_SYSTEM_EXCEPTION) - return; - } - - if (info->is_roundtrip) - { - TAO_GIOP_Twoway_Invocation call (this, info->opname, orb_core); - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_CTOR); - - // We may need to loop through here more than once if we're - // forwarded to some other object reference. - // - // NOTE: A quality-of-service policy may be useful to establish - // here, specifically one controlling how many times the call is - // reissued before failing the call on the assumption that - // something is broken. - // - // NOTE: something missing is a dynamic way to change the policy - // of whether to issue LocateRequest messages or not. This code - // uses a simple, fixed policy: never use LocateRequest - // messages. - // - for (;;) - { - // Start the call by constructing the request message header. - TAO_TRY_VAR_EX (env, SYSEX1) - { - call.start (env); - TAO_CHECK_ENV_EX (SYSEX1); - - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_START); - } - TAO_CATCH (CORBA_SystemException, ex) - { - ACE_MT (ACE_GUARD (ACE_Lock, - guard, - *this->fwd_profile_lock_ptr_)); - - // If this is the fwd_profile, then check to see if we - // need to go back to the original profile and try that. - if (this->fwd_profile_ != 0) - { - delete this->fwd_profile_; - this->fwd_profile_ = 0; - - // See if we need to try again. - if (this->fwd_profile_success_ == 1) - { - this->fwd_profile_success_ = 0; - env.clear (); - TAO_GOTO (roundtrip_continue_label); - } - } - TAO_RETHROW_SAME_ENV_RETURN_VOID; - } - TAO_ENDTRY; - - this->put_params (env, info, call, args); - TAO_CHECK_ENV_RETURN_VOID (env); - - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_PUT_PARAMS); - - TAO_TRY_VAR_EX (env, SYSEX2) - { - status = call.invoke (info->excepts, info->except_count, env); - TAO_CHECK_ENV_EX (SYSEX2); - } - TAO_CATCH (CORBA_SystemException, ex) - { - ACE_MT (ACE_GUARD (ACE_Lock, - guard, - *this->fwd_profile_lock_ptr_)); - - // If this is the fwd_profile, then check to see if we - // need to go back to the original profile and try that. - if (this->fwd_profile_ != 0) - { - delete this->fwd_profile_; - this->fwd_profile_ = 0; - - // See if we need to try again. - if (this->fwd_profile_success_ == 1) - { - this->fwd_profile_success_ = 0; - env.clear (); - TAO_GOTO (roundtrip_continue_label); - } - } - TAO_RETHROW_SAME_ENV_RETURN_VOID; - } - TAO_ENDTRY; - - if (status == TAO_GIOP_USER_EXCEPTION) - return; - else if (status == TAO_GIOP_NO_EXCEPTION) - { - // @@ DB: and lock this - if (this->fwd_profile_ != 0) - this->fwd_profile_success_ = 1; - - // Now, get all the "return", "out", and "inout" - // parameters from the response message body. - - const TAO_Param_Data *pdp = info->params; - for (void** i = args; - i != args + info->param_count; - i++, pdp++) - { - void *ptr = *i; - - // if it is an inout parameter, it would become - // necessary to first release the "in" memory - if (pdp->mode == PARAM_INOUT) - { - // @@ TODO - add others as we test each case - // (ASG) will do 03/22/98. - // @@ IMHO this should be handled in the stub - // (coryan) - switch (pdp->tc->kind (env)) - { - case CORBA::tk_string: - { - CORBA::string_free (*(char **)ptr); - *(char **)ptr = 0; - } - break; - default: - break; - } - } - if (pdp->mode == PARAM_RETURN - || pdp->mode == PARAM_OUT - || pdp->mode == PARAM_INOUT) - { - // The language mapping's memory allocation - // policy says that some data is heap-allocated. - // This interpreter is told about the relevant - // policy by whoever built the operation - // description (e.g. the IDL compiler) so it - // doesn't have to know the policy associated - // with a particular language binding - // (e.g. C/C++ differ, and C++ even has - // different policies for different kinds of - // structures). - if (pdp->value_size == 0) - call.get_value (pdp->tc, ptr, env); - else - { - // @@ (ASG) - I think we must completely - // get rid of this case because IDL compiler - // generated stubs will use this function - // and they better allocate all the memory. - - // assert (value_size == tc->size()); - *(void **)ptr = new CORBA::Octet [pdp->value_size]; - call.get_value (pdp->tc, *(void **)ptr, env); - } - - if (env.exception ()) - { - dexc (env, "do_static_call, get reply parameter"); - return; - } - } - } - return; - } - // ... or maybe this request got forwarded to someplace - // else; send the request there instead. - if (status != TAO_GIOP_LOCATION_FORWARD) - { - // @@ What is the right exception to throw in this case? - env.exception (new CORBA::COMM_FAILURE (CORBA::COMPLETED_MAYBE)); - return; - } - TAO_LABEL (roundtrip_continue_label); - } - } - else - { - for (;;) - { - TAO_GIOP_Oneway_Invocation call (this, info->opname, orb_core); - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_CTOR); - - // Start the call by constructing the request message header. - TAO_TRY_VAR_EX (env, SYSEX3) - { - call.start (env); - TAO_CHECK_ENV_EX (SYSEX3); - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_INVOCATION_START); - } - TAO_CATCH (CORBA_SystemException, ex) - { - ACE_MT (ACE_GUARD (ACE_Lock, - guard, - *this->fwd_profile_lock_ptr_)); - - // If this is the fwd_profile, then check to see if we - // need to go back to the original profile and try that. - if (this->fwd_profile_ != 0) - { - // @@ DB: Memory leak? - this->fwd_profile_ = 0; - - // See if we need to try again. - if (this->fwd_profile_success_ == 1) - { - this->fwd_profile_success_ = 0; - env.clear (); - TAO_GOTO (oneway_continue_label); - } - } - TAO_RETHROW_SAME_ENV_RETURN_VOID; - } - TAO_ENDTRY; - - this->put_params (env, info, call, args); - TAO_CHECK_ENV_RETURN_VOID (env); - - ACE_TIMEPROBE (TAO_IIOP_OBJECT_DO_STATIC_CALL_PUT_PARAMS); - /* TAO_GIOP_ReplyStatusType status = */ call.invoke (env); - - // @@ and lock this - if (this->fwd_profile_ != 0) - this->fwd_profile_success_ = 1; - - // @@ TODO We do not get any LOCATION_FORWARD in this case, - // IMHO this is a good case for use of a LocateRequest, - // under some strategy control, of course. In that case we need - // a loop, as above. - return; - } - TAO_LABEL (oneway_continue_label); - } -} - -void -IIOP_Object::put_params (CORBA::Environment &env, - const TAO_Call_Data *info, - TAO_GIOP_Invocation &call, - void** args) -{ - if (env.exception ()) - { - dexc (env, "do_static_call, start request message"); - return; - } - - // Now, put all "in" and "inout" parameters into the request - // message body. - // - // Some "inout" data have an extra level of indirection, - // specified by the language mapping's memory allocation - // policies ... the indirection only shows up here when it's - // needed later for allocating "out" memory, otherwise there's - // just one indirection. - - const TAO_Param_Data *pdp = info->params; - for (void** i = args; - i != args + info->param_count; - i++, pdp++) - { - void *ptr = *i; - - if (pdp->mode == PARAM_IN) - call.put_param (pdp->tc, ptr, env); - else if (pdp->mode == PARAM_INOUT) - { - if (pdp->value_size == 0) - call.put_param (pdp->tc, ptr, env); - else - call.put_param (pdp->tc, *(void **)ptr, env); - } - if (env.exception ()) - { - dexc (env, "do_static_call, put request parameter"); - return; - } - } -} - -// DII analogue of the above. - -void -IIOP_Object::do_dynamic_call (const char *opname, - CORBA::Boolean is_roundtrip, - CORBA::NVList_ptr args, - CORBA::NamedValue_ptr result, - CORBA::Flags flags, - CORBA::ExceptionList &exceptions, - CORBA::Environment &env) -{ - TAO_Synchronous_Cancellation_Required NOT_USED; - - TAO_ORB_Core *orb_core = TAO_ORB_Core_instance (); - if (is_roundtrip) - { - TAO_GIOP_Twoway_Invocation call (this, opname, orb_core); - - // Loop as needed for forwarding; see above. - - for (;;) - { - call.start (env); - if (env.exception () != 0) return; - - this->put_params (call, args, env); - if (env.exception () != 0) return; - - // Make the call ... blocking for the response. - TAO_GIOP_ReplyStatusType status = - call.invoke (exceptions, env); - if (env.exception ()) - { - dexc (env, "do_dynamic_call, invoke"); - return; - } - if (status == TAO_GIOP_SYSTEM_EXCEPTION - || status == TAO_GIOP_USER_EXCEPTION) - return; - - // Now, get all the "return", "out", and "inout" parameters - // from the response message body ... return parameter is - // first, the rest are in the order defined in the IDL spec - // (which is also the order that DII users are required to - // use). - - if (status == TAO_GIOP_NO_EXCEPTION) - { - if (result != 0) - { -#if 0 - // @@ (ASG) I need to look into this OUT_LIST_MEMORY stuff - // (4/21/98). - - // If caller didn't set OUT_LIST_MEMORY flag, allocate - // memory for return value ... - - if (!(flags & CORBA::OUT_LIST_MEMORY)) - { - CORBA::TypeCode_var tcp = result->value ()->type (); - size_t size = tcp->size (env); - dexc (env, "do_dynamic_call, get result size"); - - if (size != 0) - { - void *ptr = new CORBA::Octet [size]; - - result->value ()->replace (tcp.in (), ptr, - 1, env); - dexc (env, "do_dynamic_call, set result mem"); - } - } -#endif - if (!result->value ()->value_) - { - // storage was not allocated. In this case, we - // simply grab the portion of the CDR stream - // that contained this parameter, The - // application should use the appropriate >>= - // operator to retrieve the value - char *begin, *end; - TAO_InputCDR temp (call.inp_stream ()); - CORBA::TypeCode::traverse_status retval; - CORBA::Any *any = result->value (); - - begin = call.inp_stream ().rd_ptr (); - // skip the parameter to get the ending position - retval = temp.skip (any->type_, env); - if (retval == CORBA::TypeCode::TRAVERSE_CONTINUE) - { - end = temp.rd_ptr (); - any->cdr_ = new ACE_Message_Block (end - begin); - TAO_OutputCDR out (any->cdr_); - - retval = out.append (any->type_, - &call.inp_stream (), env); - if (retval == CORBA::TypeCode::TRAVERSE_CONTINUE) - { - any->any_owns_data_ = 1; - any->value_ = 0; - } - } - } - else - { - // the application had allocated the top level - // storage. We simply retrieve the data - call.get_value (result->value ()->type_, - result->value ()->value_, env); - } - } - - for (u_int i = 0; i < args->count (); i++) - { - CORBA::NamedValue_ptr value = args->item (i, env); - CORBA::Any *any = value->value (); - - if (value->flags () == CORBA::ARG_OUT - || value->flags () == CORBA::ARG_INOUT) - { -#if 0 - // @@ (ASG) need to deal with this - - // If caller didn't set OUT_LIST_MEMORY flag, allocate - // memory for this parameter ... - if (!(flags & CORBA::OUT_LIST_MEMORY)) - { - CORBA::TypeCode_var tcp = value->value ()->type (); - size_t size = tcp->size (env); - dexc (env, "do_dynamic_call, get param size"); - - if (size != 0) - { - CORBA::Octet *ptr = new CORBA::Octet [size]; - - value->value ()->replace (tcp.in (), ptr, - 1, env); - dexc (env, "do_dynamic_call, set result mem"); - } - } -#endif - if (!any->value_) - { - // storage was not allocated. In this case, - // we simply grab the portion of the CDR - // stream that contained this parameter, The - // application should use the appropriate - // >>= operator to retrieve the value - char *begin, *end; - TAO_InputCDR temp (call.inp_stream ()); - CORBA::TypeCode::traverse_status retval; - - begin = call.inp_stream ().rd_ptr (); - // skip the parameter to get the ending position - retval = temp.skip (any->type_, env); - if (retval == CORBA::TypeCode::TRAVERSE_CONTINUE) - { - end = temp.rd_ptr (); - any->cdr_ = new ACE_Message_Block (end - begin); - TAO_OutputCDR out (any->cdr_); - - retval = out.append (any->type_, - &call.inp_stream (), env); - if (retval == CORBA::TypeCode::TRAVERSE_CONTINUE) - { - any->any_owns_data_ = 1; - any->value_ = 0; - } - } - } - else - { - // the application had allocated the top level - // storage. We simply retrieve the data - call.get_value (any->type_, - (void *) any->value_, env); - } - if (env.exception ()) - { - dexc (env, "do_dynamic_call, get response parameter"); - return; - } - } - } - return; - } - // ... or maybe this request got forwarded to someplace else. - assert (status == TAO_GIOP_LOCATION_FORWARD); - // @@ TODO We should not use assert because it crashes the - // application, raise an exception - } - } - else - { - TAO_GIOP_Oneway_Invocation call (this, opname, orb_core); - call.start (env); - if (env.exception () != 0) return; - - this->put_params (call, args, env); - if (env.exception () != 0) return; - - (void) call.invoke (env); - } - -} - -void -IIOP_Object::put_params (TAO_GIOP_Invocation &call, - CORBA::NVList_ptr args, - CORBA::Environment &env) -{ - // Now, put all "in" and "inout" parameters into the request - // message body. - - for (u_int i = 0; i < args->count (); i++) - { - CORBA::NamedValue_ptr value = args->item (i, env); - - if (value->flags () == CORBA::ARG_IN - || value->flags () == CORBA::ARG_INOUT) - { - // if the Any owns the data, then we already have a CDR encoded - // data - if (value->value ()->any_owns_data_) - { - TAO_OutputCDR &cdr = call.out_stream (); - TAO_InputCDR in (value->value ()->cdr_); - cdr.append (value->value ()->type_, &in, env); - } - else - { - call.put_param (value->value ()->type_, - value->value ()->value_, env); - } - if (env.exception ()) - { - dexc (env, "do_dynamic_call, put request parameter"); - return; - } - } - } -} |