diff options
Diffstat (limited to 'src/pal/linux_dpdk/mbuf.h')
-rwxr-xr-x | src/pal/linux_dpdk/mbuf.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/pal/linux_dpdk/mbuf.h b/src/pal/linux_dpdk/mbuf.h new file mode 100755 index 00000000..cde01077 --- /dev/null +++ b/src/pal/linux_dpdk/mbuf.h @@ -0,0 +1,83 @@ +#ifndef MBUF_H +#define MBUF_H +/* + Hanoh Haim + Cisco Systems, Inc. +*/ + +/* +Copyright (c) 2015-2015 Cisco Systems, Inc. + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +*/ + + +#include <stdint.h> +#include <rte_mbuf.h> +#include <rte_random.h> + +typedef struct rte_mbuf rte_mbuf_t; + +typedef struct rte_mempool rte_mempool_t; + +rte_mempool_t * utl_rte_mempool_create(const char *name, + unsigned n, + unsigned elt_size, + unsigned cache_size, + uint32_t _id, + uint32_t socket_id ); + +rte_mempool_t * utl_rte_mempool_create_non_pkt(const char *name, + unsigned n, + unsigned elt_size, + unsigned cache_size, + uint32_t _id , + int socket_id); + + +static inline rte_mbuf_t * utl_rte_pktmbuf_add_after(rte_mbuf_t *m1,rte_mbuf_t *m2){ + + rte_mbuf_refcnt_update(m2,1); + m1->next=m2; + + m1->pkt_len += m2->data_len; + m1->nb_segs = m2->nb_segs + 1; + return (m1); +} + +static inline rte_mbuf_t * utl_rte_pktmbuf_add_after2(rte_mbuf_t *m1,rte_mbuf_t *m2){ + + m1->next=m2; + m1->pkt_len += m2->data_len; + m1->nb_segs = m2->nb_segs + 1; + return (m1); +} + +static inline void utl_rte_pktmbuf_add_last(rte_mbuf_t *m,rte_mbuf_t *m_last){ + + //there could be 2 cases supported + //1. one mbuf + //2. two mbug where last is indirect + + if ( m->next == NULL ) { + utl_rte_pktmbuf_add_after2(m,m_last); + }else{ + m->next->next=m_last; + m->pkt_len += m_last->data_len; + m->nb_segs = 3; + } +} + + + +#endif |