Update CRL functions and tools

demos/wget.c

@@ -0,0 +1,33 @@
+/*
+ *  Copyright 2014-2023 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 <string.h>
+#include <stdlib.h>
+#include <gmssl/http.h>
+#include <gmssl/error.h>
+
+int main(int argc, char **argv)
+{
+	uint8_t buf[65536];
+	uint8_t *content;
+	size_t contentlen;
+
+	if (argc < 2) {
+		printf("usage: %s <uri>\n", argv[0]);
+		return 1;
+	}
+	if (http_get(argv[1], buf, sizeof(buf), &content, &contentlen) != 1) {
+		error_print();
+		return -1;
+	}
+	fwrite(content, contentlen, 1, stdout);
+	return 0;
+}