+
+OM_uint32 GSSAPI_CALLCONV
+gss_pseudo_random(OM_uint32 *minor,
+ gss_ctx_id_t ctx,
+ int prf_key,
+ const gss_buffer_t prf_in,
+ ssize_t desired_output_len,
+ gss_buffer_t prf_out)
+{
+ OM_uint32 major;
+
+ if (ctx == GSS_C_NO_CONTEXT) {
+ *minor = EINVAL;
+ return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT;
+ }
+
+ prf_out->length = 0;
+ prf_out->value = NULL;
+
+ *minor = 0;
+
+ GSSEAP_MUTEX_LOCK(&ctx->mutex);
+
+ if (CTX_IS_ESTABLISHED(ctx)) {
+ major = gssEapPseudoRandom(minor, ctx, prf_key,
+ prf_in, desired_output_len, prf_out);
+ } else {
+ major = GSS_S_NO_CONTEXT;
+ *minor = GSSEAP_CONTEXT_INCOMPLETE;
+ }
+
+ GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
+
+ return major;
+}