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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>
Subject: [dpdk-dev] [PATCH v5 5/5] mbuf: add pktmbuf copy test
Date: Mon,  7 Oct 2019 08:43:43 -0700	[thread overview]
Message-ID: <20191007154343.8556-6-stephen@networkplumber.org> (raw)
In-Reply-To: <20191007154343.8556-1-stephen@networkplumber.org>

New test for rte_pktmbuf_copy based of the clone tests.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 app/test/test_mbuf.c | 126 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)

diff --git a/app/test/test_mbuf.c b/app/test/test_mbuf.c
index aafad0cf6206..49c3a5f7893c 100644
--- a/app/test/test_mbuf.c
+++ b/app/test/test_mbuf.c
@@ -399,6 +399,127 @@ testclone_testupdate_testdetach(struct rte_mempool *pktmbuf_pool)
 	return -1;
 }
 
+static int
+test_pktmbuf_copy(struct rte_mempool *pktmbuf_pool)
+{
+	struct rte_mbuf *m = NULL;
+	struct rte_mbuf *copy = NULL;
+	struct rte_mbuf *copy2 = NULL;
+	unaligned_uint32_t *data;
+
+	/* alloc a mbuf */
+	m = rte_pktmbuf_alloc(pktmbuf_pool);
+	if (m == NULL)
+		GOTO_FAIL("ooops not allocating mbuf");
+
+	if (rte_pktmbuf_pkt_len(m) != 0)
+		GOTO_FAIL("Bad length");
+
+	rte_pktmbuf_append(m, sizeof(uint32_t));
+	data = rte_pktmbuf_mtod(m, unaligned_uint32_t *);
+	*data = MAGIC_DATA;
+
+	/* copy the allocated mbuf */
+	copy = rte_pktmbuf_copy(m, pktmbuf_pool, 0, UINT32_MAX);
+	if (copy == NULL)
+		GOTO_FAIL("cannot copy data\n");
+
+	if (rte_pktmbuf_pkt_len(copy) != sizeof(uint32_t))
+		GOTO_FAIL("copy length incorrect\n");
+
+	if (rte_pktmbuf_data_len(copy) != sizeof(uint32_t))
+		GOTO_FAIL("copy data length incorrect\n");
+
+	data = rte_pktmbuf_mtod(copy, unaligned_uint32_t *);
+	if (*data != MAGIC_DATA)
+		GOTO_FAIL("invalid data in copy\n");
+
+	/* free the copy */
+	rte_pktmbuf_free(copy);
+	copy = NULL;
+
+	/* same test with a chained mbuf */
+	m->next = rte_pktmbuf_alloc(pktmbuf_pool);
+	if (m->next == NULL)
+		GOTO_FAIL("Next Pkt Null\n");
+	m->nb_segs = 2;
+
+	rte_pktmbuf_append(m->next, sizeof(uint32_t));
+	m->pkt_len = 2 * sizeof(uint32_t);
+	data = rte_pktmbuf_mtod(m->next, unaligned_uint32_t *);
+	*data = MAGIC_DATA + 1;
+
+	copy = rte_pktmbuf_copy(m, pktmbuf_pool, 0, UINT32_MAX);
+	if (copy == NULL)
+		GOTO_FAIL("cannot copy data\n");
+
+	if (rte_pktmbuf_pkt_len(copy) != 2 * sizeof(uint32_t))
+		GOTO_FAIL("chain copy length incorrect\n");
+
+	if (rte_pktmbuf_data_len(copy) != 2 * sizeof(uint32_t))
+		GOTO_FAIL("chain copy data length incorrect\n");
+
+	data = rte_pktmbuf_mtod(copy, unaligned_uint32_t *);
+	if (data[0] != MAGIC_DATA || data[1] != MAGIC_DATA + 1)
+		GOTO_FAIL("invalid data in copy\n");
+
+	rte_pktmbuf_free(copy2);
+
+	/* test offset copy */
+	copy2 = rte_pktmbuf_copy(copy, pktmbuf_pool,
+				 sizeof(uint32_t), UINT32_MAX);
+	if (copy2 == NULL)
+		GOTO_FAIL("cannot copy the copy\n");
+
+	if (rte_pktmbuf_pkt_len(copy2) != sizeof(uint32_t))
+		GOTO_FAIL("copy with offset, length incorrect\n");
+
+	if (rte_pktmbuf_data_len(copy2) != sizeof(uint32_t))
+		GOTO_FAIL("copy with offset, data length incorrect\n");
+
+	data = rte_pktmbuf_mtod(copy2, unaligned_uint32_t *);
+	if (data[0] != MAGIC_DATA + 1)
+		GOTO_FAIL("copy with offset, invalid data\n");
+
+	rte_pktmbuf_free(copy2);
+
+	/* test truncation copy */
+	copy2 = rte_pktmbuf_copy(copy, pktmbuf_pool,
+				 0, sizeof(uint32_t));
+	if (copy2 == NULL)
+		GOTO_FAIL("cannot copy the copy\n");
+
+	if (rte_pktmbuf_pkt_len(copy2) != sizeof(uint32_t))
+		GOTO_FAIL("copy with truncate, length incorrect\n");
+
+	if (rte_pktmbuf_data_len(copy2) != sizeof(uint32_t))
+		GOTO_FAIL("copy with truncate, data length incorrect\n");
+
+	data = rte_pktmbuf_mtod(copy2, unaligned_uint32_t *);
+	if (data[0] != MAGIC_DATA)
+		GOTO_FAIL("copy with truncate, invalid data\n");
+
+	/* free mbuf */
+	rte_pktmbuf_free(m);
+	rte_pktmbuf_free(copy);
+	rte_pktmbuf_free(copy2);
+
+	m = NULL;
+	copy = NULL;
+	copy2 = NULL;
+	printf("%s ok\n", __func__);
+	return 0;
+
+fail:
+	if (m)
+		rte_pktmbuf_free(m);
+	if (copy)
+		rte_pktmbuf_free(copy);
+	if (copy2)
+		rte_pktmbuf_free(copy2);
+	return -1;
+}
+
 static int
 test_attach_from_different_pool(struct rte_mempool *pktmbuf_pool,
 				struct rte_mempool *pktmbuf_pool2)
@@ -1203,6 +1324,11 @@ test_mbuf(void)
 		goto err;
 	}
 
+	if (test_pktmbuf_copy(pktmbuf_pool) < 0) {
+		printf("test_pktmbuf_copy() failed.\n");
+		goto err;
+	}
+
 	if (test_attach_from_different_pool(pktmbuf_pool, pktmbuf_pool2) < 0) {
 		printf("test_attach_from_different_pool() failed\n");
 		goto err;
-- 
2.20.1


  parent reply	other threads:[~2019-10-07 15:44 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-28  0:37 [dpdk-dev] [PATCH 0/5] mbuf related patches Stephen Hemminger
2019-09-28  0:37 ` [dpdk-dev] [PATCH 1/5] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-09-28  0:37 ` [dpdk-dev] [PATCH 2/5] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-09-28 15:38   ` Stephen Hemminger
2019-09-30  9:00   ` Morten Brørup
2019-09-28  0:37 ` [dpdk-dev] [PATCH 3/5] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-09-28  0:37 ` [dpdk-dev] [PATCH 4/5] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-09-30 13:26   ` Morten Brørup
2019-09-28  0:37 ` [dpdk-dev] [PATCH 5/5] mbuf: add pktmbuf copy test Stephen Hemminger
2019-09-30 15:27 ` [dpdk-dev] [PATCH v2 0/6] mbuf copy related enhancements Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 1/6] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 2/6] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 3/6] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 4/6] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 5/6] mbuf: add pktmbuf copy test Stephen Hemminger
2019-09-30 15:27   ` [dpdk-dev] [PATCH v2 6/6] pdump: use new pktmbuf copy function Stephen Hemminger
2019-09-30 19:20 ` [dpdk-dev] [PATCH v3 0/6] mbuf copy/cloning enhancements Stephen Hemminger
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 1/6] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 2/6] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-10-01 13:41     ` Andrew Rybchenko
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 3/6] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-10-01 13:42     ` Andrew Rybchenko
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 4/6] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-10-01 14:03     ` Andrew Rybchenko
2019-10-01 17:36     ` Slava Ovsiienko
2019-10-01 23:29       ` Stephen Hemminger
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 5/6] mbuf: add pktmbuf copy test Stephen Hemminger
2019-09-30 19:20   ` [dpdk-dev] [PATCH v3 6/6] pdump: use new pktmbuf copy function Stephen Hemminger
2019-10-04 21:47 ` [dpdk-dev] [PATCH v4 0/4] mbuf copy/cloning enhancements Stephen Hemminger
2019-10-04 21:47   ` [dpdk-dev] [PATCH v4 1/4] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-10-04 21:47   ` [dpdk-dev] [PATCH v4 2/4] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-10-04 21:47   ` [dpdk-dev] [PATCH v4 3/4] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-10-04 21:47   ` [dpdk-dev] [PATCH v4 4/4] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-10-07 15:43 ` [dpdk-dev] [PATCH v5 0/5] mbuf copy/cloning enhancements Stephen Hemminger
2019-10-07 15:43   ` [dpdk-dev] [PATCH v5 1/5] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-10-08  8:13     ` Olivier Matz
2019-10-07 15:43   ` [dpdk-dev] [PATCH v5 2/5] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-10-08  8:14     ` Olivier Matz
2019-10-07 15:43   ` [dpdk-dev] [PATCH v5 3/5] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-10-08  8:15     ` Olivier Matz
2019-10-07 15:43   ` [dpdk-dev] [PATCH v5 4/5] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-10-08  9:03     ` Olivier Matz
2019-10-08 15:27       ` Stephen Hemminger
2019-10-07 15:43   ` Stephen Hemminger [this message]
2019-10-08  9:04     ` [dpdk-dev] [PATCH v5 5/5] mbuf: add pktmbuf copy test Olivier Matz
2019-10-08 16:33 ` [dpdk-dev] [PATCH v6 0/5] mbuf: copy/cloning enhancements Stephen Hemminger
2019-10-08 16:33   ` [dpdk-dev] [PATCH v6 1/5] mbuf: don't generate invalid mbuf in clone test Stephen Hemminger
2019-10-17  5:01     ` David Marchand
2019-10-08 16:33   ` [dpdk-dev] [PATCH v6 2/5] mbuf: delinline rte_pktmbuf_linearize Stephen Hemminger
2019-10-17  5:01     ` David Marchand
2019-10-08 16:33   ` [dpdk-dev] [PATCH v6 3/5] mbuf: deinline rte_pktmbuf_clone Stephen Hemminger
2019-10-17  5:01     ` David Marchand
2019-10-08 16:33   ` [dpdk-dev] [PATCH v6 4/5] mbuf: add a pktmbuf copy routine Stephen Hemminger
2019-10-16  6:58     ` Olivier Matz
2019-10-17  5:01       ` David Marchand
2019-10-08 16:33   ` [dpdk-dev] [PATCH v6 5/5] mbuf: add pktmbuf copy test Stephen Hemminger

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