path: root/lib/ic/c_src/oe_ei_encode_atom.c

/*
 * %CopyrightBegin%
 * 
 * Copyright Ericsson AB 1998-2016. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 * %CopyrightEnd%
 *
 */
#include <ic.h>

#include <string.h>


#define DIRTY_ATOM_ENC_MAX(LATIN1_CHARS) ((LATIN1_CHARS)*2 + 3)


int oe_ei_encode_atom(CORBA_Environment *ev, const char *p) { 
  int size = ev->_iout;
  size_t len = strlen(p);

  if (size + DIRTY_ATOM_ENC_MAX(len) >= ev->_outbufsz) {

      ei_encode_atom_len(0,&size,p,len);

      if (size >= ev->_outbufsz) {
        char *buf = ev->_outbuf;
        int bufsz = ev->_outbufsz + ev->_memchunk;

        while (size >= bufsz)
          bufsz += ev->_memchunk;

        if ((buf = realloc(buf, bufsz)) == NULL) {
          CORBA_exc_set(ev, CORBA_SYSTEM_EXCEPTION, NO_MEMORY, "End of heap memory while encoding");
          return -1;  /* OUT OF MEMORY */
        }

        ev->_outbuf = buf;
        ev->_outbufsz = bufsz;
      }
  }

  return ei_encode_atom_len(ev->_outbuf,&ev->_iout,p,len);
}