InvalidSAEElement for SAE negative testing

This extends ap_set_security and sta_set_security commands to support
the new InvalidSAEElement,hexdump argument to allow the SAE commit
message fields to be overridden.

Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
diff --git a/sta.c b/sta.c
index c6d6935..02b6ad7 100644
--- a/sta.c
+++ b/sta.c
@@ -1539,6 +1539,12 @@
 		}
 	}
 
+	val = get_param(cmd, "InvalidSAEElement");
+	if (val) {
+		free(dut->sae_commit_override);
+		dut->sae_commit_override = strdup(val);
+	}
+
 	return 1;
 }
 
@@ -2373,6 +2379,16 @@
 		}
 	}
 
+	if (dut->sae_commit_override) {
+		snprintf(buf, sizeof(buf), "SET sae_commit_override %s",
+			 dut->sae_commit_override);
+		if (wpa_command(get_station_ifname(), buf) < 0) {
+			send_resp(dut, conn, SIGMA_ERROR,
+				  "ErrorCode,Failed to set SAE commit override");
+			return 0;
+		}
+	}
+
 	if (wps_param &&
 	    (strcmp(wps_param, "1") == 0 || strcasecmp(wps_param, "On") == 0))
 		wps = 1;
@@ -4933,6 +4949,9 @@
 	free(dut->rsne_override);
 	dut->rsne_override = NULL;
 
+	free(dut->sae_commit_override);
+	dut->sae_commit_override = NULL;
+
 	if (dut->program != PROGRAM_VHT)
 		return cmd_sta_p2p_reset(dut, conn, cmd);
 	return 1;