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/* #pragma ident "@(#)g_unseal.c 1.13 98/01/22 SMI" */
/*
* Copyright 1996 by Sun Microsystems, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of Sun Microsystems not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. Sun Microsystems makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/*
* glue routine gss_unwrap
*/
#include "mglueP.h"
OM_uint32 KRB5_CALLCONV
gss_unwrap (minor_status,
context_handle,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state)
OM_uint32 * minor_status;
gss_ctx_id_t context_handle;
gss_buffer_t input_message_buffer;
gss_buffer_t output_message_buffer;
int * conf_state;
gss_qop_t * qop_state;
{
/* EXPORT DELETE START */
OM_uint32 status;
gss_union_ctx_id_t ctx;
gss_mechanism mech;
if (minor_status != NULL)
*minor_status = 0;
if (output_message_buffer != GSS_C_NO_BUFFER) {
output_message_buffer->length = 0;
output_message_buffer->value = NULL;
}
if (minor_status == NULL)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
if (context_handle == GSS_C_NO_CONTEXT)
return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
if (input_message_buffer == GSS_C_NO_BUFFER ||
GSS_EMPTY_BUFFER(input_message_buffer))
return (GSS_S_CALL_INACCESSIBLE_READ);
if (output_message_buffer == GSS_C_NO_BUFFER)
return (GSS_S_CALL_INACCESSIBLE_WRITE);
/*
* select the approprate underlying mechanism routine and
* call it.
*/
ctx = (gss_union_ctx_id_t) context_handle;
mech = gssint_get_mechanism (ctx->mech_type);
if (mech) {
if (mech->gss_unwrap) {
status = mech->gss_unwrap(minor_status,
ctx->internal_ctx_id,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state);
if (status != GSS_S_COMPLETE)
map_error(minor_status, mech);
} else if (mech->gss_unwrap_aead || mech->gss_unwrap_iov) {
status = gssint_unwrap_aead(mech,
minor_status,
ctx,
input_message_buffer,
GSS_C_NO_BUFFER,
output_message_buffer,
conf_state,
(gss_qop_t *)qop_state);
} else
status = GSS_S_UNAVAILABLE;
return(status);
}
/* EXPORT DELETE END */
return (GSS_S_BAD_MECH);
}
OM_uint32 KRB5_CALLCONV
gss_unseal (minor_status,
context_handle,
input_message_buffer,
output_message_buffer,
conf_state,
qop_state)
OM_uint32 * minor_status;
gss_ctx_id_t context_handle;
gss_buffer_t input_message_buffer;
gss_buffer_t output_message_buffer;
int * conf_state;
int * qop_state;
{
return (gss_unwrap(minor_status, context_handle,
input_message_buffer,
output_message_buffer, conf_state, (gss_qop_t *) qop_state));
}
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