diff options
Diffstat (limited to 'TAO/tao/IIOP_ORB.cpp')
| -rw-r--r-- | TAO/tao/IIOP_ORB.cpp | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/TAO/tao/IIOP_ORB.cpp b/TAO/tao/IIOP_ORB.cpp deleted file mode 100644 index 38e188d911c..00000000000 --- a/TAO/tao/IIOP_ORB.cpp +++ /dev/null @@ -1,401 +0,0 @@ -// $Id$ -// -// @(#)iioporb.cpp 1.8 95/09/19 -// Copyright 1994-1995 by Sun Microsystems Inc. -// All Rights Reserved -// -// IIOP: ORB pseudo-object -// -// This includes objref stringification/destringification for IIOP -// object references. - -#include "tao/corba.h" - -#if !defined (__ACE_INLINE__) -# include "tao/IIOP_ORB.i" -#endif /* ! __ACE_INLINE__ */ - -ACE_RCSID(tao, IIOP_ORB, "$Id$") - -static const char ior_prefix [] = "IOR:"; -static const char iiop_prefix [] = "iiop:"; - -// Objref stringification. - -CORBA::String -IIOP_ORB::object_to_string (CORBA::Object_ptr obj, - CORBA::Environment &env) -{ - env.clear (); - - // Application writer controls what kind of objref strings they get, - // maybe along with other things, by how they initialize the ORB. - - if (use_omg_ior_format_) - { - // By default, orbs use IOR strings; these are ugly (and error - // prone) but specified by CORBA. - // - // XXX there should be a simple way to reuse this code in other - // ORB implementations ... - - // @@ Is BUFSIZ the right size here? - char buf [BUFSIZ]; - TAO_OutputCDR cdr (buf, sizeof buf, TAO_ENCAP_BYTE_ORDER); - - // support limited oref ACE_OS::strcmp. - (void) ACE_OS::memset (buf, 0, BUFSIZ); - - // Marshal the objref into an encapsulation bytestream. - (void) cdr.write_octet (TAO_ENCAP_BYTE_ORDER); - if (cdr.encode (CORBA::_tc_Object, - &obj, 0, - env) != CORBA::TypeCode::TRAVERSE_CONTINUE) - return 0; - - // Now hexify the encapsulated CDR data into a string, and - // return that string. - - CORBA::String cp; - size_t len = cdr.length (); - - CORBA::String string = CORBA::string_alloc (sizeof ior_prefix + 2 * len); - - ACE_OS::strcpy ((char *) string, ior_prefix); - - const char* bytes = cdr.buffer (); - - for (cp = (CORBA::String) ACE_OS::strchr ((char *) string, ':') + 1; - len--; - bytes++) - { - *cp++ = ACE::nibble2hex ((*bytes) >> 4); - *cp++ = ACE::nibble2hex (*bytes); - } - - *cp = 0; - return string; - } - else - { - // The "internet" ORB uses readable URL style objrefs, as used - // in the World Wide Web. - // - // NOTE: the version ID in the string is ugly but we can't - // realistically eliminate it by any "assume 1.0" strategy... - // Similarly with the port, because there's no single IIOP port - // to which we could default. - - static const char digits [] = "0123456789"; - - // This only works for IIOP objrefs. If we're handed an objref - // that's not an IIOP objref, fail -- application must use an - // ORB that's configured differently. - IIOP_Object *iiopobj = - ACE_dynamic_cast (IIOP_Object*, obj->_stubobj ()); - - if (iiopobj == 0) - return CORBA::string_copy ((CORBA::String) iiop_prefix); - - CORBA::String_var key; - TAO_POA::encode_sequence_to_string (key.inout(), - iiopobj->profile.object_key); - - u_int buflen = (ACE_OS::strlen (iiop_prefix) + - 1 /* major # */ + 1 /* minor # */ + - 2 /* double-slash separator */ + - ACE_OS::strlen (iiopobj->profile.host) + - 1 /* colon separator */ + - 5 /* port number */ + - 1 /* slash separator */ + - ACE_OS::strlen (key) + - 1 /* zero terminator */); - CORBA::String buf = CORBA::string_alloc (buflen); - - ACE_OS::sprintf (buf, - "%s%c.%c//%s:%d/%s", - iiop_prefix, - digits [iiopobj->profile.iiop_version.major], - digits [iiopobj->profile.iiop_version.minor], - iiopobj->profile.host, - iiopobj->profile.port, - key.in ()); - return buf; - } -} - -// Destringify OMG-specified "IOR" string. -// -// XXX there should be a simple way to reuse this code in other ORB -// implementations ... - -static CORBA::Object_ptr -ior_string_to_object (const char *str, - CORBA::Environment &env) -{ - // Unhex the bytes, and make a CDR deencapsulation stream from the - // resulting data. - - ACE_Message_Block mb (ACE_OS::strlen ((char *) str) / 2 - + 1 + CDR::MAX_ALIGNMENT); - - CDR::mb_align (&mb); - - char *buffer = mb.rd_ptr (); - - const char *tmp = str; - size_t len = 0; - - while (tmp [0] && tmp [1]) - { - u_char byte; - - if (!(isxdigit (tmp [0]) && isxdigit (tmp [1]))) - break; - - byte = (u_char) (ACE::hex2byte (tmp [0]) << 4); - byte |= ACE::hex2byte (tmp [1]); - - buffer [len++] = byte; - tmp += 2; - } - - if (tmp [0] && !isspace (tmp [0])) - { - env.exception (new CORBA::BAD_PARAM (CORBA::COMPLETED_NO)); - return CORBA::Object::_nil (); - } - - // Create deencapsulation stream ... then unmarshal objref from that - // stream. - - int byte_order = *(mb.rd_ptr ()); - mb.rd_ptr (1); - mb.wr_ptr (len); - TAO_InputCDR stream (&mb, byte_order); - - CORBA::Object_ptr objref; - if (stream.decode (CORBA::_tc_Object, - &objref, 0, - env) != CORBA::TypeCode::TRAVERSE_CONTINUE) - objref = 0; - - return objref; -} - -// Destringify URL style IIOP objref. - -static CORBA::Object_ptr -iiop_string_to_object (const char *string, - CORBA::Environment &env) -{ - // NIL objref encodes as just "iiop:" ... which has already been - // removed, so we see it as an empty string. - - if (!string || !*string) - return CORBA::Object::_nil (); - - // type ID not encoded in this string ... makes narrowing rather - // expensive, though it does ensure that type-safe narrowing code - // gets thoroughly excercised/debugged! Without a typeID, the - // _narrow will be required to make an expensive remote "is_a" call. - - IIOP_Object *data; - - // null type ID. - ACE_NEW_RETURN (data, IIOP_Object ((char *) 0), - CORBA::Object::_nil ()); - - // Remove the "N.N//" prefix, and verify the version's one - // that we accept - - if (isdigit (string [0]) && isdigit (string [2]) && string [1] == '.' - && string [3] == '/' && string [4] == '/') - { - data->profile.iiop_version.major = (char) (string [0] - '0'); - data->profile.iiop_version.minor = (char) (string [2] - '0'); - string += 5; - } - else - { - env.exception (new CORBA_DATA_CONVERSION (CORBA::COMPLETED_NO)); - data->_decr_refcnt (); - return CORBA::Object::_nil (); - } - - if (data->profile.iiop_version.major != IIOP::MY_MAJOR - || data->profile.iiop_version.minor > IIOP::MY_MINOR) - { - env.exception (new CORBA_DATA_CONVERSION (CORBA::COMPLETED_NO)); - data->_decr_refcnt (); - return CORBA::Object::_nil (); - } - - // Pull off the "hostname:port/" part of the objref - - // Copy the string because we are going to modify it... - CORBA::String_var copy = CORBA::string_dup (string); - - char *start = copy.inout (); - char *cp = ACE_OS::strchr (start, ':'); - if (cp == 0) - { - env.exception (new CORBA_DATA_CONVERSION (CORBA::COMPLETED_NO)); - data->_decr_refcnt (); - return CORBA::Object::_nil (); - } - - data->profile.host = CORBA::string_alloc (1 + cp - start); - for (cp = data->profile.host; - *start != ':'; - *cp++ = *start++) - continue; - - *cp = 0; start++; - - cp = ACE_OS::strchr (start, '/'); - - if (cp == 0) - { - env.exception (new CORBA_DATA_CONVERSION (CORBA::COMPLETED_NO)); - CORBA::string_free (data->profile.host); - data->profile.host = 0; - data->_decr_refcnt (); - return CORBA::Object::_nil (); - } - - data->profile.port = (short) ACE_OS::atoi (start); - data->profile.reset_object_addr (); - start = ++cp; - - // Parse the object key - TAO_POA::decode_string_to_sequence (data->profile.object_key, - start); - - // Create the CORBA level proxy. - TAO_ServantBase *servant = - TAO_ORB_Core_instance ()->orb ()->_get_collocated_servant (data); - - // This will increase the ref_count on data by one - CORBA_Object *obj = new CORBA_Object (data, servant, servant != 0); - - // Set the ref_count on data to 1, which is correct, because only - // obj has now a reference to it. - // data->_decr_refcnt (); - - return obj; -} - -// Destringify arbitrary objrefs. - -CORBA::Object_ptr -IIOP_ORB::string_to_object (const char *str, - CORBA::Environment &env) -{ - env.clear (); - - CORBA::Object_ptr obj = 0; - - // Use the prefix code to choose which destringify algorithm to use. - if (ACE_OS::strncmp (str, - iiop_prefix, - sizeof iiop_prefix - 1) == 0) - obj = iiop_string_to_object (str + sizeof iiop_prefix - 1, env); - - else if (ACE_OS::strncmp (str, - ior_prefix, - sizeof ior_prefix - 1) == 0) - obj = ior_string_to_object (str + sizeof ior_prefix - 1, env); - - // Return the object - return obj; -} - -TAO_ServantBase * -IIOP_ORB::_get_collocated_servant (STUB_Object *sobj) -{ - // ACE_DEBUG ((LM_DEBUG, "IIOP_ORB: get_collocated_servant\n")); - - if (this->optimize_collocation_objects_ && sobj != 0) - { - IIOP_Object *iiopobj = - ACE_dynamic_cast (IIOP_Object*, sobj); - - // Make sure users passed in an IIOP_Object otherwise, we don't - // know what to do next. - if (iiopobj == 0) - { -#if 0 - ACE_ERROR ((LM_ERROR, - "%p: Passing IIOP ORB and non-IIOP object\n", - "_get_collocated_object")); -#endif - // Something must be wrong! - return 0; - } -#if 0 - ACE_DEBUG ((LM_DEBUG, - "IIOP_ORB: checking collocation for <%s:%d>\n", - iiopobj->profile.object_addr ().get_host_name (), - iiopobj->profile.object_addr ().get_port_number ())); -#endif - CORBA::Environment env; - TAO_ObjectKey_var objkey = iiopobj->key (env); - - if (env.exception ()) - { -#if 0 - ACE_DEBUG ((LM_DEBUG, - "IIOP_ORB: cannot find key for <%s:%d>\n", - iiopobj->profile.object_addr ().get_host_name (), - iiopobj->profile.object_addr ().get_port_number ())); -#endif - return 0; - } - - // Check if the object requested is a collocated object. - TAO_POA *poa = TAO_ORB_Core_instance ()-> - get_collocated_poa (iiopobj->profile.object_addr ()); - - if (poa != 0) - { - PortableServer::Servant servant = - poa->find_servant (objkey.in (), env); - if (env.exception ()) - { -#if 0 - ACE_DEBUG ((LM_DEBUG, - "IIOP_ORB: cannot find servant for <%s:%d>\n", - iiopobj->profile.object_addr ().get_host_name (), - iiopobj->profile.object_addr ().get_port_number ())); -#endif - return 0; - } - -#if 0 - ACE_DEBUG ((LM_DEBUG, - "IIOP_ORB: object at <%s:%d> is collocated\n", - iiopobj->profile.object_addr ().get_host_name (), - iiopobj->profile.object_addr ().get_port_number ())); -#endif - return servant; - } - } - -#if 0 - ACE_DEBUG ((LM_DEBUG, - "IIOP_ORB: collocation failed for \n")); -#endif - - return 0; -} - -#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION) -template class ACE_Singleton<IIOP_ORB, ACE_SYNCH_RECURSIVE_MUTEX>; -template class ACE_Unbounded_Set<ACE_INET_Addr>; -template class ACE_Unbounded_Set_Iterator<ACE_INET_Addr>; -#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA) -#pragma instantiate ACE_Singleton<IIOP_ORB, ACE_SYNCH_RECURSIVE_MUTEX> -#pragma instantiate ACE_Unbounded_Set<ACE_INET_Addr> -#pragma instantiate ACE_Unbounded_Set_Iterator<ACE_INET_Addr> -#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */ |