2 * lib/krb5/krb/copy_princ.c
4 * Copyright 1990 by the Massachusetts Institute of Technology.
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13 * distribute this software and its documentation for any purpose and
14 * without fee is hereby granted, provided that the above copyright
15 * notice appear in all copies and that both that copyright notice and
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24 * krb5_copy_principal()
30 * Copy a principal structure, with fresh allocation.
33 krb5_copy_principal(context, inprinc, outprinc)
35 krb5_const_principal inprinc;
36 krb5_principal *outprinc;
38 register krb5_principal tempprinc;
39 register int i, nelems;
41 tempprinc = (krb5_principal)malloc(sizeof(krb5_principal_data));
46 *tempprinc = *inprinc; /* Copy all of the non-allocated pieces */
48 nelems = (int) krb5_princ_size(context, inprinc);
49 tempprinc->data = malloc(nelems * sizeof(krb5_data));
51 if (tempprinc->data == 0) {
52 free((char *)tempprinc);
56 for (i = 0; i < nelems; i++) {
57 int len = krb5_princ_component(context, inprinc, i)->length;
58 krb5_princ_component(context, tempprinc, i)->length = len;
59 if ((krb5_princ_component(context, tempprinc, i)->data = malloc(len)) == 0) {
61 free(krb5_princ_component(context, tempprinc, i)->data);
62 free (tempprinc->data);
66 memcpy(krb5_princ_component(context, tempprinc, i)->data,
67 krb5_princ_component(context, inprinc, i)->data, len);
70 tempprinc->realm.data =
71 malloc(tempprinc->realm.length = inprinc->realm.length);
72 if (!tempprinc->realm.data) {
73 for (i = 0; i < nelems; i++)
74 free(krb5_princ_component(context, tempprinc, i)->data);
75 free(tempprinc->data);
79 memcpy(tempprinc->realm.data, inprinc->realm.data, inprinc->realm.length);
81 *outprinc = tempprinc;