--- /dev/null
+/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
+/*
+ * lib/krb5/krb/copy_ctx.c
+ *
+ * Copyright 1994,1999,2000, 2002, 2003, 2007, 2008, 2009 by the Massachusetts Institute of Technology.
+ * All Rights Reserved.
+ *
+ * Export of this software from the United States of America may
+ * require a specific license from the United States Government.
+ * It is the responsibility of any person or organization contemplating
+ * export to obtain such a license before exporting.
+ *
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of M.I.T. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission. Furthermore if you modify this software you must label
+ * your software as modified software and not distribute it in such a
+ * fashion that it might be confused with the original M.I.T. software.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose. It is provided "as is" without express
+ * or implied warranty.
+ *
+ * krb5_copy_contex()
+ */
+
+/*
+ * Copyright (C) 1998 by the FundsXpress, INC.
+ *
+ * All rights reserved.
+ *
+ * Export of this software from the United States of America may require
+ * a specific license from the United States Government. It is the
+ * responsibility of any person or organization contemplating export to
+ * obtain such a license before exporting.
+ *
+ * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
+ * distribute this software and its documentation for any purpose and
+ * without fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright notice and
+ * this permission notice appear in supporting documentation, and that
+ * the name of FundsXpress. not be used in advertising or publicity pertaining
+ * to distribution of the software without specific, written prior
+ * permission. FundsXpress makes no representations about the suitability of
+ * this software for any purpose. It is provided "as is" without express
+ * or implied warranty.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ */
+
+#include "k5-int.h"
+#include <ctype.h>
+
+/* Copy the zero-terminated enctype list old_list into *new_list. */
+static krb5_error_code
+copy_enctypes(krb5_context context, const krb5_enctype *old_list,
+ krb5_enctype **new_list)
+{
+ unsigned int count;
+ krb5_enctype *list;
+
+ *new_list = NULL;
+ for (count = 0; old_list[count]; count++);
+ list = malloc(sizeof(krb5_enctype) * (count + 1));
+ if (list == NULL)
+ return ENOMEM;
+ memcpy(list, old_list, sizeof(krb5_enctype) * (count + 1));
+ *new_list = list;
+ return 0;
+}
+
+krb5_error_code KRB5_CALLCONV
+krb5_copy_context(krb5_context ctx, krb5_context *nctx_out)
+{
+ krb5_error_code ret;
+ krb5_context nctx;
+
+ *nctx_out = NULL;
+ if (ctx == NULL)
+ return EINVAL; /* XXX */
+
+ nctx = malloc(sizeof(*nctx));
+ if (nctx == NULL)
+ return ENOMEM;
+
+ *nctx = *ctx;
+
+ nctx->in_tkt_etypes = NULL;
+ nctx->tgs_etypes = NULL;
+ nctx->default_realm = NULL;
+ nctx->profile = NULL;
+ nctx->dal_handle = NULL;
+ nctx->ser_ctx_count = 0;
+ nctx->ser_ctx = NULL;
+ nctx->prompt_types = NULL;
+ nctx->os_context.default_ccname = NULL;
+
+ memset(&nctx->preauth_plugins, 0, sizeof(nctx->preauth_plugins));
+ nctx->preauth_context = NULL;
+
+ memset(&nctx->libkrb5_plugins, 0, sizeof(nctx->libkrb5_plugins));
+ nctx->vtbl = NULL;
+ nctx->locate_fptrs = NULL;
+
+ memset(&nctx->err, 0, sizeof(nctx->err));
+
+ ret = copy_enctypes(nctx, ctx->in_tkt_etypes, &nctx->in_tkt_etypes);
+ if (ret)
+ goto errout;
+ ret = copy_enctypes(nctx, ctx->tgs_etypes, &nctx->tgs_etypes);
+ if (ret)
+ goto errout;
+
+ if (ctx->os_context.default_ccname != NULL) {
+ nctx->os_context.default_ccname =
+ strdup(ctx->os_context.default_ccname);
+ if (nctx->os_context.default_ccname == NULL) {
+ ret = ENOMEM;
+ goto errout;
+ }
+ }
+ ret = krb5_get_profile(ctx, &nctx->profile);
+ if (ret)
+ goto errout;
+
+errout:
+ if (ret) {
+ krb5_free_context(nctx);
+ } else {
+ *nctx_out = nctx;
+ }
+ return ret;
+}
return(ret);
}
-
-krb5_error_code KRB5_CALLCONV
-krb5_copy_context(krb5_context ctx, krb5_context *nctx_out)
-{
- krb5_error_code ret;
- krb5_context nctx;
-
- *nctx_out = NULL;
- if (ctx == NULL)
- return EINVAL; /* XXX */
-
- nctx = malloc(sizeof(*nctx));
- if (nctx == NULL)
- return ENOMEM;
-
- *nctx = *ctx;
-
- nctx->in_tkt_etypes = NULL;
- nctx->tgs_etypes = NULL;
- nctx->default_realm = NULL;
- nctx->profile = NULL;
- nctx->dal_handle = NULL;
- nctx->ser_ctx_count = 0;
- nctx->ser_ctx = NULL;
- nctx->prompt_types = NULL;
- nctx->os_context.default_ccname = NULL;
-
- memset(&nctx->preauth_plugins, 0, sizeof(nctx->preauth_plugins));
- nctx->preauth_context = NULL;
-
- memset(&nctx->libkrb5_plugins, 0, sizeof(nctx->libkrb5_plugins));
- nctx->vtbl = NULL;
- nctx->locate_fptrs = NULL;
-
- memset(&nctx->err, 0, sizeof(nctx->err));
-
- ret = copy_enctypes(nctx, ctx->in_tkt_etypes, &nctx->in_tkt_etypes);
- if (ret)
- goto errout;
- ret = copy_enctypes(nctx, ctx->tgs_etypes, &nctx->tgs_etypes);
- if (ret)
- goto errout;
-
- if (ctx->os_context.default_ccname != NULL) {
- nctx->os_context.default_ccname =
- strdup(ctx->os_context.default_ccname);
- if (nctx->os_context.default_ccname == NULL) {
- ret = ENOMEM;
- goto errout;
- }
- }
- ret = krb5_get_profile(ctx, &nctx->profile);
- if (ret)
- goto errout;
-
-errout:
- if (ret) {
- krb5_free_context(nctx);
- } else {
- *nctx_out = nctx;
- }
- return ret;
-}
projects / krb5.git / commitdiff