Add sdfinfo and sdfexport command

tools/sdfinfo.c

@@ -0,0 +1,94 @@
+/*
+ *  Copyright 2014-2024 The GmSSL Project. All Rights Reserved.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the License); you may
+ *  not use this file except in compliance with the License.
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ */
+
+
+
+#include <stdio.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <gmssl/sdf.h>
+
+
+static const char *usage = "-lib so_path";
+
+static const char *options =
+"\n"
+"Options\n"
+"\n"
+"    -lib so_path        Vendor's SDF dynamic library\n"
+"\n"
+"Examples\n"
+"\n"
+"    $ gmssl sdfinfo\n"
+"\n";
+
+
+int sdfinfo_main(int argc, char **argv)
+{
+	int ret = 1;
+	char *prog = argv[0];
+	char *lib = NULL;
+	SDF_DEVICE dev;
+
+	memset(&dev, 0, sizeof(dev));
+
+	argc--;
+	argv++;
+
+	if (argc < 1) {
+		fprintf(stderr, "usage: gmssl %s %s\n", prog, usage);
+		return 1;
+	}
+
+	while (argc > 0) {
+		if (!strcmp(*argv, "-help")) {
+			printf("usage: gmssl %s %s\n", prog, usage);
+			printf("%s\n", options);
+			ret = 0;
+			goto end;
+		} else if (!strcmp(*argv, "-lib")) {
+			if (--argc < 1) goto bad;
+			lib = *(++argv);
+		} else {
+			fprintf(stderr, "gmssl %s: illegal option '%s'\n", prog, *argv);
+			goto end;
+bad:
+			fprintf(stderr, "gmssl %s: '%s' option value missing\n", prog, *argv);
+			goto end;
+		}
+
+		argc--;
+		argv++;
+	}
+
+	if (!lib) {
+		fprintf(stderr, "gmssl %s: option '-lib' required\n", prog);
+		goto end;
+	}
+
+	if (sdf_load_library(lib, NULL) != 1) {
+		fprintf(stderr, "gmssl %s: load library failure\n", prog);
+		goto end;
+	}
+
+	if (sdf_open_device(&dev) != 1) {
+		fprintf(stderr, "gmssl %s: open device failure\n", prog);
+		goto end;
+	}
+
+	sdf_print_device_info(stdout, 0, 0, "SDF", &dev);
+
+	sdf_close_device(&dev);
+
+	ret = 0;
+end:
+	if (lib) sdf_unload_library();
+	return ret;
+}