for state transitions through gssEapSmTransition

[mech_eap.orig] / util.h

diff --git a/util.h b/util.h
index b081cce..85123d0 100644 (file)
--- a/util.h
+++ b/util.h
@@ -534,7 +534,43 @@ sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
              int do_replay, int do_sequence, int wide_nums);
 
 /* util_sm.c */
-struct gss_eap_sm;
+enum gss_eap_state {
+    GSSEAP_STATE_INITIAL        = 0x01,     /* initial state */
+    GSSEAP_STATE_AUTHENTICATE   = 0x02,     /* exchange EAP messages */
+    GSSEAP_STATE_INITIATOR_EXTS = 0x04,     /* initiator extensions */
+    GSSEAP_STATE_ACCEPTOR_EXTS  = 0x08,     /* acceptor extensions */
+    GSSEAP_STATE_REAUTHENTICATE = 0x10,     /* GSS reauthentication messages */
+    GSSEAP_STATE_ESTABLISHED    = 0x20,     /* context established */
+    GSSEAP_STATE_ALL            = 0x3F
+};
+
+#define GSSEAP_STATE_NEXT(s)    ((s) << 1)
+
+/* state machine entry */
+struct gss_eap_sm {
+    OM_uint32 inputTokenType;
+    OM_uint32 outputTokenType;
+    enum gss_eap_state validStates;
+    OM_uint32 itokFlags;
+    OM_uint32 (*processToken)(OM_uint32 *,
+                              gss_cred_id_t,
+                              gss_ctx_id_t,
+                              gss_name_t,
+                              gss_OID,
+                              OM_uint32,
+                              OM_uint32,
+                              gss_channel_bindings_t,
+                              gss_buffer_t,
+                              gss_buffer_t,
+                              OM_uint32 *);
+};
+
+#define SM_FLAG_TRANSITION                  0x00000001  /* transition to next state */
+#define SM_FLAG_FORCE_SEND_TOKEN            0x00000002  /* send token even if empty */
+#define SM_FLAG_STOP_EVAL                   0x00000004  /* no more handlers for this state */
+
+#define SM_ITOK_FLAG_CRITICAL               0x00000001  /* sent tokens marked critical */
+#define SM_ITOK_FLAG_REQUIRED               0x00000002  /* received tokens must be present */
 
 OM_uint32
 gssEapSmStep(OM_uint32 *minor,
@@ -550,6 +586,9 @@ gssEapSmStep(OM_uint32 *minor,
              struct gss_eap_sm *sm,
              size_t smCount);
 
+void
+gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
+
 /* util_token.c */
 OM_uint32
 gssEapEncodeInnerTokens(OM_uint32 *minor,