support/gssapi/g_verify.c

   1 /* #ident  "@(#)gss_verify.c 1.9     95/08/07 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
  27  */
  28
  29 #include "mglueP.h"
  30
  31 OM_uint32 KRB5_CALLCONV
  32 gss_verify (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 int *                   qop_state;
  43
  44 {
  45     OM_uint32           status;
  46     gss_union_ctx_id_t  ctx;
  47     gss_mechanism       mech;
  48
  49     gss_initialize();
  50
  51     if (context_handle == GSS_C_NO_CONTEXT)
  52         return GSS_S_NO_CONTEXT;
  53
  54     /*
  55      * select the approprate underlying mechanism routine and
  56      * call it.
  57      */
  58
  59     ctx = (gss_union_ctx_id_t) context_handle;
  60     mech = __gss_get_mechanism (ctx->mech_type);
  61
  62     if (mech) {
  63         if (mech->gss_verify)
  64             status = mech->gss_verify(
  65 #ifdef USE_MECH_CONTEXT
  66                                       mech->context,
  67 #endif
  68                                       minor_status,
  69                                       ctx->internal_ctx_id,
  70                                       message_buffer,
  71                                       token_buffer,
  72                                       qop_state);
  73         else
  74             status = GSS_S_BAD_BINDINGS;
  75
  76         return(status);
  77     }
  78
  79     return(GSS_S_NO_CONTEXT);
  80 }
  81
  82 OM_uint32 KRB5_CALLCONV
  83 gss_verify_mic (minor_status,
  84             context_handle,
  85             message_buffer,
  86             token_buffer,
  87             qop_state)
  88
  89 OM_uint32 *             minor_status;
  90 gss_ctx_id_t            context_handle;
  91 gss_buffer_t            message_buffer;
  92 gss_buffer_t            token_buffer;
  93 gss_qop_t *             qop_state;
  94
  95 {
  96 /*
  97         return (gss_verify(minor_status, context_handle,
  98                            message_buffer, token_buffer, (int *) qop_state));
  99  */
 100     OM_uint32           status;
 101     gss_union_ctx_id_t  ctx;
 102     gss_mechanism       mech;
 103
 104     gss_initialize();
 105
 106     if (context_handle == GSS_C_NO_CONTEXT)
 107         return GSS_S_NO_CONTEXT;
 108
 109     /*
 110      * select the approprate underlying mechanism routine and
 111      * call it.
 112      */
 113
 114     ctx = (gss_union_ctx_id_t) context_handle;
 115     mech = __gss_get_mechanism (ctx->mech_type);
 116
 117     if (mech) {
 118         if (mech->gss_verify_mic) {
 119             status = mech->gss_verify_mic(
 120 #ifdef USE_MECH_CONTEXT
 121                                       mech->context,
 122 #endif
 123                                       minor_status,
 124                                       ctx->internal_ctx_id,
 125                                       message_buffer,
 126                                       token_buffer,
 127                                       qop_state);
 128             return (status);
 129         }
 130         else
 131             return (gss_verify(minor_status, context_handle,
 132                                message_buffer, token_buffer,
 133                                (int *) qop_state));
 134     }
 135
 136     return(GSS_S_NO_CONTEXT);
 137 }