HS 2.0R2: Allow user to specify spp.xsd file location

Allow user to specify the path to the spp.xsd file for hs20-osu-client
instead of requiring this to be spp.xsd in the current working
directory.

Signed-off-by: Ben Greear <greearb@candelatech.com>

hs20/client/osu_client.c

@@ -25,6 +25,8 @@
 #include "crypto/sha256.h"
 #include "osu_client.h"
 
+const char *spp_xsd_fname = "spp.xsd";
+
 
 void write_result(struct hs20_osu_client *ctx, const char *fmt, ...)
 {
@@ -2984,6 +2986,7 @@ static void usage(void)
 	       "    [-w<wpa_supplicant ctrl_iface dir>] "
 	       "[-r<result file>] [-f<debug file>] \\\n"
 	       "    [-s<summary file>] \\\n"
+	       "    [-x<spp.xsd file name>] \\\n"
 	       "    <command> [arguments..]\n"
 	       "commands:\n"
 	       "- to_tnds <XML MO> <XML MO in TNDS format> [URN]\n"
@@ -3025,7 +3028,7 @@ int main(int argc, char *argv[])
 		return -1;
 
 	for (;;) {
-		c = getopt(argc, argv, "df:hKNO:qr:s:S:tw:");
+		c = getopt(argc, argv, "df:hKNO:qr:s:S:tw:x:");
 		if (c < 0)
 			break;
 		switch (c) {
@@ -3063,6 +3066,9 @@ int main(int argc, char *argv[])
 		case 'w':
 			wpas_ctrl_path = optarg;
 			break;
+		case 'x':
+			spp_xsd_fname = optarg;
+			break;
 		case 'h':
 		default:
 			usage();

hs20/client/spp_client.c

@@ -21,6 +21,8 @@
 #include "osu_client.h"
 
 
+extern const char *spp_xsd_fname;
+
 static int hs20_spp_update_response(struct hs20_osu_client *ctx,
 				    const char *session_id,
 				    const char *spp_status,
@@ -59,7 +61,7 @@ static int hs20_spp_validate(struct hs20_osu_client *ctx, xml_node_t *node,
 		return -1;
 	}
 
-	ret = xml_validate(xctx, node, "spp.xsd", &err);
+	ret = xml_validate(xctx, node, spp_xsd_fname, &err);
 	if (ret < 0) {
 		wpa_printf(MSG_INFO, "XML schema validation error(s)\n%s", err);
 		write_summary(ctx, "SPP XML schema validation failed");