Imported Upstream version 17.05

[deb_dpdk.git] / test / test / test_cryptodev.h

diff --git a/app/test/test_cryptodev.h b/test/test/test_cryptodev.h
similarity index 53%
rename from app/test/test_cryptodev.h
rename to test/test/test_cryptodev.h
index a9089aa..67354a9 100644 (file)
--- a/app/test/test_cryptodev.h
+++ b/test/test/test_cryptodev.h
@@ -71,4 +71,142 @@
 #define TRUNCATED_DIGEST_BYTE_LENGTH_SHA384            (24)
 #define TRUNCATED_DIGEST_BYTE_LENGTH_SHA512            (32)
 
+/**
+ * Write (spread) data from buffer to mbuf data
+ *
+ * @param mbuf
+ *   Destination mbuf
+ * @param offset
+ *   Start offset in mbuf
+ * @param len
+ *   Number of bytes to copy
+ * @param buffer
+ *   Continuous source buffer
+ */
+static inline void
+pktmbuf_write(struct rte_mbuf *mbuf, int offset, int len, const uint8_t *buffer)
+{
+       int n = len;
+       int l;
+       struct rte_mbuf *m;
+       char *dst;
+
+       for (m = mbuf; (m != NULL) && (offset > m->data_len); m = m->next)
+               offset -= m->data_len;
+
+       l = m->data_len - offset;
+
+       /* copy data from first segment */
+       dst = rte_pktmbuf_mtod_offset(m, char *, offset);
+       if (len <= l) {
+               rte_memcpy(dst, buffer, len);
+               return;
+       }
+
+       rte_memcpy(dst, buffer, l);
+       buffer += l;
+       n -= l;
+
+       for (m = m->next; (m != NULL) && (n > 0); m = m->next) {
+               dst = rte_pktmbuf_mtod(m, char *);
+               l = m->data_len;
+               if (n < l) {
+                       rte_memcpy(dst, buffer, n);
+                       return;
+               }
+               rte_memcpy(dst, buffer, l);
+               buffer += l;
+               n -= l;
+       }
+}
+
+static inline uint8_t *
+pktmbuf_mtod_offset(struct rte_mbuf *mbuf, int offset) {
+       struct rte_mbuf *m;
+
+       for (m = mbuf; (m != NULL) && (offset > m->data_len); m = m->next)
+               offset -= m->data_len;
+
+       if (m == NULL) {
+               printf("pktmbuf_mtod_offset: offset out of buffer\n");
+               return NULL;
+       }
+       return rte_pktmbuf_mtod_offset(m, uint8_t *, offset);
+}
+
+static inline phys_addr_t
+pktmbuf_mtophys_offset(struct rte_mbuf *mbuf, int offset) {
+       struct rte_mbuf *m;
+
+       for (m = mbuf; (m != NULL) && (offset > m->data_len); m = m->next)
+               offset -= m->data_len;
+
+       if (m == NULL) {
+               printf("pktmbuf_mtophys_offset: offset out of buffer\n");
+               return 0;
+       }
+       return rte_pktmbuf_mtophys_offset(m, offset);
+}
+
+static inline struct rte_mbuf *
+create_segmented_mbuf(struct rte_mempool *mbuf_pool, int pkt_len,
+               int nb_segs, uint8_t pattern) {
+
+       struct rte_mbuf *m = NULL, *mbuf = NULL;
+       uint8_t *dst;
+       int data_len = 0;
+       int i, size;
+       int t_len;
+
+       if (pkt_len < 1) {
+               printf("Packet size must be 1 or more (is %d)\n", pkt_len);
+               return NULL;
+       }
+
+       if (nb_segs < 1) {
+               printf("Number of segments must be 1 or more (is %d)\n",
+                               nb_segs);
+               return NULL;
+       }
+
+       t_len = pkt_len >= nb_segs ? pkt_len / nb_segs : 1;
+       size = pkt_len;
+
+       /* Create chained mbuf_src and fill it generated data */
+       for (i = 0; size > 0; i++) {
+
+               m = rte_pktmbuf_alloc(mbuf_pool);
+               if (i == 0)
+                       mbuf = m;
+
+               if (m == NULL) {
+                       printf("Cannot create segment for source mbuf");
+                       goto fail;
+               }
+
+               /* Make sure if tailroom is zeroed */
+               memset(m->buf_addr, pattern, m->buf_len);
+
+               data_len = size > t_len ? t_len : size;
+               dst = (uint8_t *)rte_pktmbuf_append(m, data_len);
+               if (dst == NULL) {
+                       printf("Cannot append %d bytes to the mbuf\n",
+                                       data_len);
+                       goto fail;
+               }
+
+               if (mbuf != m)
+                       rte_pktmbuf_chain(mbuf, m);
+
+               size -= data_len;
+
+       }
+       return mbuf;
+
+fail:
+       if (mbuf)
+               rte_pktmbuf_free(mbuf);
+       return NULL;
+}
+
 #endif /* TEST_CRYPTODEV_H_ */