17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * lib/krb5/krb/copy_data.c
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * Copyright 1990,1991 by the Massachusetts Institute of Technology.
57c478bd9Sstevel@tonic-gate * All Rights Reserved.
67c478bd9Sstevel@tonic-gate *
77c478bd9Sstevel@tonic-gate * Export of this software from the United States of America may
87c478bd9Sstevel@tonic-gate * require a specific license from the United States Government.
97c478bd9Sstevel@tonic-gate * It is the responsibility of any person or organization contemplating
107c478bd9Sstevel@tonic-gate * export to obtain such a license before exporting.
117c478bd9Sstevel@tonic-gate *
127c478bd9Sstevel@tonic-gate * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
137c478bd9Sstevel@tonic-gate * distribute this software and its documentation for any purpose and
147c478bd9Sstevel@tonic-gate * without fee is hereby granted, provided that the above copyright
157c478bd9Sstevel@tonic-gate * notice appear in all copies and that both that copyright notice and
167c478bd9Sstevel@tonic-gate * this permission notice appear in supporting documentation, and that
177c478bd9Sstevel@tonic-gate * the name of M.I.T. not be used in advertising or publicity pertaining
187c478bd9Sstevel@tonic-gate * to distribution of the software without specific, written prior
197c478bd9Sstevel@tonic-gate * permission. Furthermore if you modify this software you must label
207c478bd9Sstevel@tonic-gate * your software as modified software and not distribute it in such a
217c478bd9Sstevel@tonic-gate * fashion that it might be confused with the original M.I.T. software.
227c478bd9Sstevel@tonic-gate * M.I.T. makes no representations about the suitability of
237c478bd9Sstevel@tonic-gate * this software for any purpose. It is provided "as is" without express
247c478bd9Sstevel@tonic-gate * or implied warranty.
257c478bd9Sstevel@tonic-gate *
267c478bd9Sstevel@tonic-gate *
277c478bd9Sstevel@tonic-gate * krb5_copy_data()
287c478bd9Sstevel@tonic-gate */
297c478bd9Sstevel@tonic-gate
30*159d09a2SMark Phalan #include "k5-int.h"
317c478bd9Sstevel@tonic-gate
327c478bd9Sstevel@tonic-gate /*
337c478bd9Sstevel@tonic-gate * Copy a data structure, with fresh allocation.
347c478bd9Sstevel@tonic-gate */
357c478bd9Sstevel@tonic-gate /*ARGSUSED*/
36505d05c7Sgtb krb5_error_code KRB5_CALLCONV
krb5_copy_data(krb5_context context,const krb5_data * indata,krb5_data ** outdata)37505d05c7Sgtb krb5_copy_data(krb5_context context, const krb5_data *indata, krb5_data **outdata)
387c478bd9Sstevel@tonic-gate {
397c478bd9Sstevel@tonic-gate krb5_data *tempdata;
407c478bd9Sstevel@tonic-gate
417c478bd9Sstevel@tonic-gate if (!indata) {
427c478bd9Sstevel@tonic-gate *outdata = 0;
437c478bd9Sstevel@tonic-gate return 0;
447c478bd9Sstevel@tonic-gate }
457c478bd9Sstevel@tonic-gate
467c478bd9Sstevel@tonic-gate if (!(tempdata = (krb5_data *)malloc(sizeof(*tempdata))))
477c478bd9Sstevel@tonic-gate return ENOMEM;
487c478bd9Sstevel@tonic-gate
497c478bd9Sstevel@tonic-gate tempdata->length = indata->length;
507c478bd9Sstevel@tonic-gate if (tempdata->length) {
517c478bd9Sstevel@tonic-gate if (!(tempdata->data = malloc(tempdata->length))) {
527c478bd9Sstevel@tonic-gate krb5_xfree(tempdata);
537c478bd9Sstevel@tonic-gate return ENOMEM;
547c478bd9Sstevel@tonic-gate }
557c478bd9Sstevel@tonic-gate memcpy((char *)tempdata->data, (char *)indata->data, tempdata->length);
567c478bd9Sstevel@tonic-gate } else
577c478bd9Sstevel@tonic-gate tempdata->data = 0;
587c478bd9Sstevel@tonic-gate tempdata->magic = KV5M_DATA;
597c478bd9Sstevel@tonic-gate *outdata = tempdata;
607c478bd9Sstevel@tonic-gate return 0;
617c478bd9Sstevel@tonic-gate }
627c478bd9Sstevel@tonic-gate
637c478bd9Sstevel@tonic-gate krb5_error_code
krb5int_copy_data_contents(krb5_context context,const krb5_data * indata,krb5_data * outdata)647c478bd9Sstevel@tonic-gate krb5int_copy_data_contents(krb5_context context, const krb5_data *indata, krb5_data *outdata)
657c478bd9Sstevel@tonic-gate {
667c478bd9Sstevel@tonic-gate if (!indata) {
677c478bd9Sstevel@tonic-gate return EINVAL;
687c478bd9Sstevel@tonic-gate }
697c478bd9Sstevel@tonic-gate
707c478bd9Sstevel@tonic-gate outdata->length = indata->length;
717c478bd9Sstevel@tonic-gate if (outdata->length) {
727c478bd9Sstevel@tonic-gate if (!(outdata->data = malloc(outdata->length))) {
737c478bd9Sstevel@tonic-gate return ENOMEM;
747c478bd9Sstevel@tonic-gate }
757c478bd9Sstevel@tonic-gate memcpy((char *)outdata->data, (char *)indata->data, outdata->length);
767c478bd9Sstevel@tonic-gate } else
777c478bd9Sstevel@tonic-gate outdata->data = 0;
787c478bd9Sstevel@tonic-gate outdata->magic = KV5M_DATA;
797c478bd9Sstevel@tonic-gate
807c478bd9Sstevel@tonic-gate return 0;
817c478bd9Sstevel@tonic-gate }
82