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gssapi: implement gss_set_neg_mechs() (#495)

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Implementation of gss_set_neg_mechs() and gss_get_neg_mechs() as defined in RFC
4178. New gss_release_cred_by_mech() API for dropping a credential from a
mechanism glue credential.
This commit is contained in:
Luke Howard
2019-01-04 10:13:03 +11:00
parent dfaaf9c93f
commit 735039dbdc
15 changed files with 354 additions and 3 deletions
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38
lib/gssapi/mech/cred.c
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@@ -37,6 +37,17 @@
#include "heim_threads.h"
#include "heimbase.h"
static OM_uint32
release_mech_cred(OM_uint32 *minor, struct _gss_mechanism_cred *mc)
{
OM_uint32 major;
major = mc->gmc_mech->gm_release_cred(minor, &mc->gmc_cred);
free(mc);
return major;
}
void
_gss_mg_release_cred(struct _gss_cred *cred)
@@ -47,8 +58,7 @@ _gss_mg_release_cred(struct _gss_cred *cred)
while (HEIM_SLIST_FIRST(&cred->gc_mc)) {
mc = HEIM_SLIST_FIRST(&cred->gc_mc);
HEIM_SLIST_REMOVE_HEAD(&cred->gc_mc, gmc_link);
mc->gmc_mech->gm_release_cred(&junk, &mc->gmc_cred);
free(mc);
release_mech_cred(&junk, mc);
}
free(cred);
}
@@ -65,3 +75,27 @@ _gss_mg_alloc_cred(void)
return cred;
}
GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
gss_release_cred_by_mech(OM_uint32 *minor_status,
gss_cred_id_t cred_handle,
gss_const_OID mech_oid)
{
struct _gss_cred *cred = (struct _gss_cred *)cred_handle;
struct _gss_mechanism_cred *mc;
OM_uint32 major_status;
HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) {
if (gss_oid_equal(mech_oid, mc->gmc_mech_oid))
break;
}
if (mc) {
HEIM_SLIST_REMOVE(&cred->gc_mc, mc, _gss_mechanism_cred, gmc_link);
major_status = release_mech_cred(minor_status, mc);
} else {
*minor_status = 0;
major_status = GSS_S_NO_CRED;
}
return major_status;
}