1 /* #pragma ident "@(#)g_verify.c 1.13 98/04/23 SMI" */
2
3 /*
4 * Copyright 1996 by Sun Microsystems, Inc.
5 *
6 * Permission to use, copy, modify, distribute, and sell this software
7 * and its documentation for any purpose is hereby granted without fee,
8 * provided that the above copyright notice appears in all copies and
9 * that both that copyright notice and this permission notice appear in
10 * supporting documentation, and that the name of Sun Microsystems not be used
11 * in advertising or publicity pertaining to distribution of the software
12 * without specific, written prior permission. Sun Microsystems makes no
13 * representations about the suitability of this software for any
14 * purpose. It is provided "as is" without express or implied warranty.
15 *
16 * SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
17 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
18 * EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
19 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
20 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
21 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
22 * PERFORMANCE OF THIS SOFTWARE.
23 */
24
25 /*
26 * glue routine for gss_verify_mic
27 */
28
29 #include "mglueP.h"
30
31 OM_uint32 KRB5_CALLCONV
gss_verify_mic(minor_status,context_handle,message_buffer,token_buffer,qop_state)32 gss_verify_mic (minor_status,
33 context_handle,
34 message_buffer,
35 token_buffer,
36 qop_state)
37
38 OM_uint32 * minor_status;
39 gss_ctx_id_t context_handle;
40 gss_buffer_t message_buffer;
41 gss_buffer_t token_buffer;
42 gss_qop_t * qop_state;
43
44 {
45 OM_uint32 status;
46 gss_union_ctx_id_t ctx;
47 gss_mechanism mech;
48
49
50 if (minor_status == NULL)
51 return (GSS_S_CALL_INACCESSIBLE_WRITE);
52 *minor_status = 0;
53
54 if (context_handle == GSS_C_NO_CONTEXT)
55 return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
56
57 if ((message_buffer == GSS_C_NO_BUFFER) ||
58 GSS_EMPTY_BUFFER(token_buffer))
59
60 return (GSS_S_CALL_INACCESSIBLE_READ);
61
62 /*
63 * select the approprate underlying mechanism routine and
64 * call it.
65 */
66
67 ctx = (gss_union_ctx_id_t) context_handle;
68 if (ctx->internal_ctx_id == GSS_C_NO_CONTEXT)
69 return (GSS_S_NO_CONTEXT);
70 mech = gssint_get_mechanism (ctx->mech_type);
71
72 if (mech) {
73 if (mech->gss_verify_mic) {
74 status = mech->gss_verify_mic(
75 minor_status,
76 ctx->internal_ctx_id,
77 message_buffer,
78 token_buffer,
79 qop_state);
80 if (status != GSS_S_COMPLETE)
81 map_error(minor_status, mech);
82 } else
83 status = GSS_S_UNAVAILABLE;
84
85 return(status);
86 }
87
88 return (GSS_S_BAD_MECH);
89 }
90
91 OM_uint32 KRB5_CALLCONV
gss_verify(minor_status,context_handle,message_buffer,token_buffer,qop_state)92 gss_verify (minor_status,
93 context_handle,
94 message_buffer,
95 token_buffer,
96 qop_state)
97
98 OM_uint32 * minor_status;
99 gss_ctx_id_t context_handle;
100 gss_buffer_t message_buffer;
101 gss_buffer_t token_buffer;
102 int * qop_state;
103
104 {
105 return (gss_verify_mic(minor_status, context_handle,
106 message_buffer, token_buffer,
107 (gss_qop_t *) qop_state));
108 }
109