aboutsummaryrefslogtreecommitdiff
path: root/tests/test-xdr.c
diff options
context:
space:
mode:
authorPaul Selkirk <paul@psgd.org>2018-02-27 17:51:48 +0100
committerPaul Selkirk <paul@psgd.org>2018-02-27 17:51:48 +0100
commit8529d05262aa636a1bb701e19a34c371d49a6fe4 (patch)
treea8d117f6790945c6d8bc812a9ee47f969291ce44 /tests/test-xdr.c
parent894181009ad3002d84d2ce6ea74bbd5aea068999 (diff)
Refactor XDR code, add support for fixed-length opaque data.
Diffstat (limited to 'tests/test-xdr.c')
-rw-r--r--tests/test-xdr.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/tests/test-xdr.c b/tests/test-xdr.c
new file mode 100644
index 0000000..eedf48d
--- /dev/null
+++ b/tests/test-xdr.c
@@ -0,0 +1,111 @@
+/*
+ * xdr.c
+ * -----
+ * Serialization/deserialization routines, using XDR (RFC 4506) encoding.
+ * These functions are not part of the public libhal API.
+ *
+ * Copyright (c) 2016-2018, NORDUnet A/S All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the NORDUnet nor the names of its contributors may
+ * be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stddef.h> /* ptrdiff_t */
+#include <string.h> /* memcpy, memset */
+
+#include "hal.h"
+#include "hal_internal.h" /* htonl/ntohl */
+#include "xdr_internal.h"
+
+static void hexdump(uint8_t *buf, uint32_t len)
+{
+ for (uint32_t i = 0; i < len; ++i)
+ printf("%02x%c", buf[i], ((i & 0x07) == 0x07) ? '\n' : ' ');
+ if ((len & 0x07) != 0)
+ printf("\n");
+}
+
+int main(int argc, char *argv[])
+{
+ uint32_t i;
+ uint8_t buf[256] = {0};
+ uint8_t *bufptr = buf;
+ const uint8_t *readptr;
+ uint8_t *limit = buf + sizeof(buf);
+ hal_error_t ret;
+ uint8_t alphabet[] = "abcdefghijklmnopqrstuvwxyz";
+ uint8_t readbuf[256] = {0};
+
+ printf("hal_xdr_encode_int: work to failure\n");
+ for (i = 1; i < 100; ++i) {
+ if ((ret = hal_xdr_encode_int(&bufptr, limit, i)) != HAL_OK) {
+ printf("%d: %s\n", i, hal_error_string(ret));
+ break;
+ }
+ }
+ hexdump(buf, ((uint8_t *)bufptr - buf));
+
+ printf("\nhal_xdr_decode_int:\n");
+ readptr = buf;
+ while (readptr < bufptr) {
+ if ((ret = hal_xdr_decode_int(&readptr, limit, &i)) != HAL_OK) {
+ printf("%s\n", hal_error_string(ret));
+ break;
+ }
+ printf("%u ", i);
+ }
+ printf("\n");
+
+ printf("\nhal_xdr_encode_variable_opaque: work to failure\n");
+ memset(buf, 0, sizeof(buf));
+ bufptr = buf;
+ for (i = 1; ; ++i) {
+ if ((ret = hal_xdr_encode_variable_opaque(&bufptr, limit, alphabet, i)) != HAL_OK) {
+ printf("%d: %s\n", i, hal_error_string(ret));
+ break;
+ }
+ }
+ hexdump(buf, ((uint8_t *)bufptr - buf));
+
+ printf("\nhal_xdr_decode_variable_opaque:\n");
+ readptr = buf;
+ while (readptr < bufptr) {
+ size_t len = bufptr - readptr;
+ if ((ret = hal_xdr_decode_variable_opaque(&readptr, limit, readbuf, &len)) != HAL_OK) {
+ printf("%s\n", hal_error_string(ret));
+ break;
+ }
+ printf("%lu: ", len);
+ for (size_t j = 0; j < len; ++j)
+ putchar(readbuf[j]);
+ putchar('\n');
+ memset(readbuf, 0, sizeof(readbuf));
+ }
+
+ return 0;
+}