1 /* #pragma ident "@(#)g_dsp_name.c 1.13 04/02/23 SMI" */
2 /*
3 * Copyright 1996 by Sun Microsystems, Inc.
4 *
5 * Permission to use, copy, modify, distribute, and sell this software
6 * and its documentation for any purpose is hereby granted without fee,
7 * provided that the above copyright notice appears in all copies and
8 * that both that copyright notice and this permission notice appear in
9 * supporting documentation, and that the name of Sun Microsystems not be used
10 * in advertising or publicity pertaining to distribution of the software
11 * without specific, written prior permission. Sun Microsystems makes no
12 * representations about the suitability of this software for any
13 * purpose. It is provided "as is" without express or implied warranty.
14 *
15 * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
16 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
17 * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
18 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
19 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
20 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
21 * PERFORMANCE OF THIS SOFTWARE.
22 */
23
24 /*
25 * glue routine for gss_display_name()
26 *
27 */
28
29 #include "mglueP.h"
30 #include <stdio.h>
31 #ifdef HAVE_STDLIB_H
32 #include <stdlib.h>
33 #endif
34 #include <string.h>
35
36 static OM_uint32
val_dsp_name_args(OM_uint32 * minor_status,gss_name_t input_name,gss_buffer_t output_name_buffer,gss_OID * output_name_type)37 val_dsp_name_args(
38 OM_uint32 *minor_status,
39 gss_name_t input_name,
40 gss_buffer_t output_name_buffer,
41 gss_OID *output_name_type)
42 {
43
44 /* Initialize outputs. */
45
46 if (minor_status != NULL)
47 *minor_status = 0;
48
49 if (output_name_buffer != GSS_C_NO_BUFFER) {
50 output_name_buffer->length = 0;
51 output_name_buffer->value = NULL;
52 }
53
54 if (output_name_type != NULL)
55 *output_name_type = GSS_C_NO_OID;
56
57 /* Validate arguments. */
58
59 if (minor_status == NULL)
60 return (GSS_S_CALL_INACCESSIBLE_WRITE);
61
62 if (output_name_buffer == GSS_C_NO_BUFFER)
63 return (GSS_S_CALL_INACCESSIBLE_WRITE);
64
65 if (input_name == GSS_C_NO_NAME)
66 return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_BAD_NAME);
67
68 return (GSS_S_COMPLETE);
69 }
70
71
72 OM_uint32 KRB5_CALLCONV
gss_display_name(OM_uint32 * minor_status,gss_name_t input_name,gss_buffer_t output_name_buffer,gss_OID * output_name_type)73 gss_display_name(OM_uint32 *minor_status, gss_name_t input_name,
74 gss_buffer_t output_name_buffer, gss_OID *output_name_type)
75 {
76 OM_uint32 major_status;
77 gss_union_name_t union_name;
78
79 major_status = val_dsp_name_args(minor_status, input_name,
80 output_name_buffer, output_name_type);
81 if (major_status != GSS_S_COMPLETE)
82 return (major_status);
83
84 union_name = (gss_union_name_t) input_name;
85
86 if (union_name->mech_type) {
87 /*
88 * OK, we have a mechanism-specific name; let's use it!
89 */
90 return (gssint_display_internal_name(minor_status,
91 union_name->mech_type,
92 union_name->mech_name,
93 output_name_buffer,
94 output_name_type));
95 }
96
97 if ((output_name_buffer->value =
98 gssalloc_malloc(union_name->external_name->length + 1)) == NULL)
99 return (GSS_S_FAILURE);
100 output_name_buffer->length = union_name->external_name->length;
101 (void) memcpy(output_name_buffer->value,
102 union_name->external_name->value,
103 union_name->external_name->length);
104 ((char *)output_name_buffer->value)[output_name_buffer->length] = '\0';
105
106 if (output_name_type != NULL)
107 *output_name_type = union_name->name_type;
108
109 return(GSS_S_COMPLETE);
110 }
111