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(gss_accept_sec_context): Set KRB5_AUTH_CONTEXT_DO_SEQUENCE. Verify

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8003 checksum.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1914 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1997-06-16 03:44:15 +00:00
parent 3bea889f4e
commit 9e2b28b789
2 changed files with 68 additions and 0 deletions
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34
lib/gssapi/accept_sec_context.c
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@@ -22,6 +22,7 @@ OM_uint32 gss_accept_sec_context
krb5_flags ap_options;
OM_uint32 flags;
krb5_ticket *ticket;
Checksum cksum;
gssapi_krb5_init ();
@@ -42,6 +43,18 @@ OM_uint32 gss_accept_sec_context
goto failure;
}
{
int32_t tmp;
krb5_auth_con_getflags(gssapi_krb5_context,
&(*context_handle)->auth_context,
&tmp);
tmp |= KRB5_AUTH_CONTEXT_DO_SEQUENCE;
krb5_auth_con_setflags(gssapi_krb5_context,
&(*context_handle)->auth_context,
tmp);
}
ret = gssapi_krb5_decapsulate (input_token_buffer,
&indata,
"\x01\x00");
@@ -84,6 +97,27 @@ OM_uint32 gss_accept_sec_context
flags |= GSS_C_CONF_FLAG;
flags |= GSS_C_INTEG_FLAG;
kret = gssapi_krb5_create_8003_checksum (input_chan_bindings,
flags,
&cksum);
if (kret) {
ret = GSS_S_FAILURE;
goto failure;
}
{
Checksum *c2 = &(*context_handle)->auth_context->authenticator->cksum;
if (cksum.cksumtype != c2->cksumtype ||
cksum.checksum.length != c2->checksum.length ||
memcmp(cksum.checksum.data,
c2->checksum.data,
cksum.checksum.length)) {
ret = GSS_S_FAILURE;
goto failure;
}
}
if (ret_flags)
*ret_flags = flags;
(*context_handle)->flags = flags;