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-rw-r--r--tests/msgb/msgb_test.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/tests/msgb/msgb_test.c b/tests/msgb/msgb_test.c
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+++ b/tests/msgb/msgb_test.c
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+/*
+ * (C) 2014 by On-Waves
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <osmocom/core/application.h>
+#include <osmocom/core/logging.h>
+#include <osmocom/core/utils.h>
+#include <osmocom/core/msgb.h>
+
+#include <errno.h>
+
+#include <string.h>
+
+#define CHECK_RC(rc) \
+ if (rc != 0) { \
+ printf("Operation failed rc=%d on %s:%d\n", rc, __FILE__, __LINE__); \
+ abort(); \
+ }
+
+static void test_msgb_api()
+{
+ struct msgb *msg = msgb_alloc_headroom(4096, 128, "data");
+ unsigned char *cptr = NULL;
+ int rc;
+
+ printf("Testing the msgb API\n");
+
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ cptr = msg->l1h = msgb_put(msg, 4);
+ printf("put(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ cptr = msg->l2h = msgb_put(msg, 4);
+ printf("put(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ cptr = msg->l3h = msgb_put(msg, 4);
+ printf("put(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ cptr = msg->l4h = msgb_put(msg, 4);
+ printf("put(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ OSMO_ASSERT(msgb_length(msg) == 16);
+ cptr = msgb_push(msg, 4);
+ printf("push(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ OSMO_ASSERT(msgb_length(msg) == 20);
+ rc = msgb_trim(msg, 16);
+ printf("trim(16) -> %d\n", rc);
+ CHECK_RC(rc);
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_length(msg) == 16);
+
+
+ cptr = msgb_get(msg, 4);
+ printf("get(4) -> data%+d\n", cptr - msg->data);
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ OSMO_ASSERT(msgb_test_invariant(msg));
+ OSMO_ASSERT(msgb_length(msg) == 12);
+
+ printf("Test msgb_hexdump\n");
+ msg->l1h = msg->head;
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ msg->l3h = msg->data;
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+ msg->l3h = msg->head - 1;
+ printf("Buffer: %s\n", msgb_hexdump(msg));
+
+#if 0
+extern void msgb_reset(struct msgb *m);
+#define msgb_l1(m) ((void *)(MSGB_CHECK2(m)->l1h))
+static inline unsigned int msgb_l1len(const struct msgb *msgb)
+ static inline int msgb_tailroom(const struct msgb *msgb)
+ static inline int msgb_headroom(const struct msgb *msgb)
+ static inline unsigned char *msgb_put(struct msgb *msgb, unsigned int len)
+ static inline unsigned char *msgb_get(struct msgb *msgb, unsigned int len)
+ static inline unsigned char *msgb_push(struct msgb *msgb, unsigned int len)
+ static inline unsigned char *msgb_pull(struct msgb *msgb, unsigned int len)
+
+ static inline unsigned char *msgb_pull_to_l3(struct msgb *msg)
+ static inline int msgb_trim(struct msgb *msg, int len)
+ static inline int msgb_l3trim(struct msgb *msg, int l3len)
+ uint8_t *msgb_data(const struct msgb *msg);
+ return;
+#endif
+}
+
+static struct log_info info = {};
+
+int main(int argc, char **argv)
+{
+ osmo_init_logging(&info);
+
+ test_msgb_api();
+
+ printf("Success.\n");
+
+ return 0;
+}