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Diffstat (limited to 'lib/librte_net/rte_ether.h')
-rw-r--r--lib/librte_net/rte_ether.h121
1 files changed, 63 insertions, 58 deletions
diff --git a/lib/librte_net/rte_ether.h b/lib/librte_net/rte_ether.h
index cc31fbd..60a7dbe 100644
--- a/lib/librte_net/rte_ether.h
+++ b/lib/librte_net/rte_ether.h
@@ -23,25 +23,28 @@ extern "C" {
#include <rte_mbuf.h>
#include <rte_byteorder.h>
-#define ETHER_ADDR_LEN 6 /**< Length of Ethernet address. */
-#define ETHER_TYPE_LEN 2 /**< Length of Ethernet type field. */
-#define ETHER_CRC_LEN 4 /**< Length of Ethernet CRC. */
-#define ETHER_HDR_LEN \
- (ETHER_ADDR_LEN * 2 + ETHER_TYPE_LEN) /**< Length of Ethernet header. */
-#define ETHER_MIN_LEN 64 /**< Minimum frame len, including CRC. */
-#define ETHER_MAX_LEN 1518 /**< Maximum frame len, including CRC. */
-#define ETHER_MTU \
- (ETHER_MAX_LEN - ETHER_HDR_LEN - ETHER_CRC_LEN) /**< Ethernet MTU. */
-
-#define ETHER_MAX_VLAN_FRAME_LEN \
- (ETHER_MAX_LEN + 4) /**< Maximum VLAN frame length, including CRC. */
-
-#define ETHER_MAX_JUMBO_FRAME_LEN \
+#define RTE_ETHER_ADDR_LEN 6 /**< Length of Ethernet address. */
+#define RTE_ETHER_TYPE_LEN 2 /**< Length of Ethernet type field. */
+#define RTE_ETHER_CRC_LEN 4 /**< Length of Ethernet CRC. */
+#define RTE_ETHER_HDR_LEN \
+ (RTE_ETHER_ADDR_LEN * 2 + \
+ RTE_ETHER_TYPE_LEN) /**< Length of Ethernet header. */
+#define RTE_ETHER_MIN_LEN 64 /**< Minimum frame len, including CRC. */
+#define RTE_ETHER_MAX_LEN 1518 /**< Maximum frame len, including CRC. */
+#define RTE_ETHER_MTU \
+ (RTE_ETHER_MAX_LEN - RTE_ETHER_HDR_LEN - \
+ RTE_ETHER_CRC_LEN) /**< Ethernet MTU. */
+
+#define RTE_ETHER_MAX_VLAN_FRAME_LEN \
+ (RTE_ETHER_MAX_LEN + 4)
+ /**< Maximum VLAN frame length, including CRC. */
+
+#define RTE_ETHER_MAX_JUMBO_FRAME_LEN \
0x3F00 /**< Maximum Jumbo frame length, including CRC. */
-#define ETHER_MAX_VLAN_ID 4095 /**< Maximum VLAN ID. */
+#define RTE_ETHER_MAX_VLAN_ID 4095 /**< Maximum VLAN ID. */
-#define ETHER_MIN_MTU 68 /**< Minimum MTU for IPv4 packets, see RFC 791. */
+#define RTE_ETHER_MIN_MTU 68 /**< Minimum MTU for IPv4 packets, see RFC 791. */
/**
* Ethernet address:
@@ -55,11 +58,11 @@ extern "C" {
* See http://standards.ieee.org/regauth/groupmac/tutorial.html
*/
struct rte_ether_addr {
- uint8_t addr_bytes[ETHER_ADDR_LEN]; /**< Addr bytes in tx order */
+ uint8_t addr_bytes[RTE_ETHER_ADDR_LEN]; /**< Addr bytes in tx order */
} __attribute__((__packed__));
-#define ETHER_LOCAL_ADMIN_ADDR 0x02 /**< Locally assigned Eth. address. */
-#define ETHER_GROUP_ADDR 0x01 /**< Multicast or broadcast Eth. address. */
+#define RTE_ETHER_LOCAL_ADMIN_ADDR 0x02 /**< Locally assigned Eth. address. */
+#define RTE_ETHER_GROUP_ADDR 0x01 /**< Multicast or broadcast Eth. address. */
/**
* Check if two Ethernet addresses are the same.
@@ -79,7 +82,7 @@ static inline int rte_is_same_ether_addr(const struct rte_ether_addr *ea1,
const struct rte_ether_addr *ea2)
{
int i;
- for (i = 0; i < ETHER_ADDR_LEN; i++)
+ for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
if (ea1->addr_bytes[i] != ea2->addr_bytes[i])
return 0;
return 1;
@@ -98,7 +101,7 @@ static inline int rte_is_same_ether_addr(const struct rte_ether_addr *ea1,
static inline int rte_is_zero_ether_addr(const struct rte_ether_addr *ea)
{
int i;
- for (i = 0; i < ETHER_ADDR_LEN; i++)
+ for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
if (ea->addr_bytes[i] != 0x00)
return 0;
return 1;
@@ -116,7 +119,7 @@ static inline int rte_is_zero_ether_addr(const struct rte_ether_addr *ea)
*/
static inline int rte_is_unicast_ether_addr(const struct rte_ether_addr *ea)
{
- return (ea->addr_bytes[0] & ETHER_GROUP_ADDR) == 0;
+ return (ea->addr_bytes[0] & RTE_ETHER_GROUP_ADDR) == 0;
}
/**
@@ -131,7 +134,7 @@ static inline int rte_is_unicast_ether_addr(const struct rte_ether_addr *ea)
*/
static inline int rte_is_multicast_ether_addr(const struct rte_ether_addr *ea)
{
- return ea->addr_bytes[0] & ETHER_GROUP_ADDR;
+ return ea->addr_bytes[0] & RTE_ETHER_GROUP_ADDR;
}
/**
@@ -164,7 +167,7 @@ static inline int rte_is_broadcast_ether_addr(const struct rte_ether_addr *ea)
*/
static inline int rte_is_universal_ether_addr(const struct rte_ether_addr *ea)
{
- return (ea->addr_bytes[0] & ETHER_LOCAL_ADMIN_ADDR) == 0;
+ return (ea->addr_bytes[0] & RTE_ETHER_LOCAL_ADMIN_ADDR) == 0;
}
/**
@@ -179,7 +182,7 @@ static inline int rte_is_universal_ether_addr(const struct rte_ether_addr *ea)
*/
static inline int rte_is_local_admin_ether_addr(const struct rte_ether_addr *ea)
{
- return (ea->addr_bytes[0] & ETHER_LOCAL_ADMIN_ADDR) != 0;
+ return (ea->addr_bytes[0] & RTE_ETHER_LOCAL_ADMIN_ADDR) != 0;
}
/**
@@ -209,9 +212,9 @@ static inline void rte_eth_random_addr(uint8_t *addr)
uint64_t rand = rte_rand();
uint8_t *p = (uint8_t *)&rand;
- rte_memcpy(addr, p, ETHER_ADDR_LEN);
- addr[0] &= (uint8_t)~ETHER_GROUP_ADDR; /* clear multicast bit */
- addr[0] |= ETHER_LOCAL_ADMIN_ADDR; /* set local assignment bit */
+ rte_memcpy(addr, p, RTE_ETHER_ADDR_LEN);
+ addr[0] &= (uint8_t)~RTE_ETHER_GROUP_ADDR; /* clear multicast bit */
+ addr[0] |= RTE_ETHER_LOCAL_ADMIN_ADDR; /* set local assignment bit */
}
/**
@@ -240,7 +243,7 @@ static inline void rte_ether_addr_copy(const struct rte_ether_addr *ea_from,
#endif
}
-#define ETHER_ADDR_FMT_SIZE 18
+#define RTE_ETHER_ADDR_FMT_SIZE 18
/**
* Format 48bits Ethernet address in pattern xx:xx:xx:xx:xx:xx.
*
@@ -295,24 +298,26 @@ struct rte_vxlan_hdr {
} __attribute__((__packed__));
/* Ethernet frame types */
-#define ETHER_TYPE_IPv4 0x0800 /**< IPv4 Protocol. */
-#define ETHER_TYPE_IPv6 0x86DD /**< IPv6 Protocol. */
-#define ETHER_TYPE_ARP 0x0806 /**< Arp Protocol. */
-#define ETHER_TYPE_RARP 0x8035 /**< Reverse Arp Protocol. */
-#define ETHER_TYPE_VLAN 0x8100 /**< IEEE 802.1Q VLAN tagging. */
-#define ETHER_TYPE_QINQ 0x88A8 /**< IEEE 802.1ad QinQ tagging. */
+#define RTE_ETHER_TYPE_IPv4 0x0800 /**< IPv4 Protocol. */
+#define RTE_ETHER_TYPE_IPv6 0x86DD /**< IPv6 Protocol. */
+#define RTE_ETHER_TYPE_ARP 0x0806 /**< Arp Protocol. */
+#define RTE_ETHER_TYPE_RARP 0x8035 /**< Reverse Arp Protocol. */
+#define RTE_ETHER_TYPE_VLAN 0x8100 /**< IEEE 802.1Q VLAN tagging. */
+#define RTE_ETHER_TYPE_QINQ 0x88A8 /**< IEEE 802.1ad QinQ tagging. */
#define ETHER_TYPE_PPPOE_DISCOVERY 0x8863 /**< PPPoE Discovery Stage. */
#define ETHER_TYPE_PPPOE_SESSION 0x8864 /**< PPPoE Session Stage. */
-#define ETHER_TYPE_ETAG 0x893F /**< IEEE 802.1BR E-Tag. */
-#define ETHER_TYPE_1588 0x88F7 /**< IEEE 802.1AS 1588 Precise Time Protocol. */
-#define ETHER_TYPE_SLOW 0x8809 /**< Slow protocols (LACP and Marker). */
-#define ETHER_TYPE_TEB 0x6558 /**< Transparent Ethernet Bridging. */
-#define ETHER_TYPE_LLDP 0x88CC /**< LLDP Protocol. */
-#define ETHER_TYPE_MPLS 0x8847 /**< MPLS ethertype. */
-#define ETHER_TYPE_MPLSM 0x8848 /**< MPLS multicast ethertype. */
-
-#define ETHER_VXLAN_HLEN (sizeof(struct udp_hdr) + sizeof(struct rte_vxlan_hdr))
-/**< VXLAN tunnel header length. */
+#define RTE_ETHER_TYPE_ETAG 0x893F /**< IEEE 802.1BR E-Tag. */
+#define RTE_ETHER_TYPE_1588 0x88F7
+ /**< IEEE 802.1AS 1588 Precise Time Protocol. */
+#define RTE_ETHER_TYPE_SLOW 0x8809 /**< Slow protocols (LACP and Marker). */
+#define RTE_ETHER_TYPE_TEB 0x6558 /**< Transparent Ethernet Bridging. */
+#define RTE_ETHER_TYPE_LLDP 0x88CC /**< LLDP Protocol. */
+#define RTE_ETHER_TYPE_MPLS 0x8847 /**< MPLS ethertype. */
+#define RTE_ETHER_TYPE_MPLSM 0x8848 /**< MPLS multicast ethertype. */
+
+#define RTE_ETHER_VXLAN_HLEN \
+ (sizeof(struct udp_hdr) + sizeof(struct rte_vxlan_hdr))
+ /**< VXLAN tunnel header length. */
/**
* VXLAN-GPE protocol header (draft-ietf-nvo3-vxlan-gpe-05).
@@ -327,15 +332,15 @@ struct rte_vxlan_gpe_hdr {
} __attribute__((__packed__));
/* VXLAN-GPE next protocol types */
-#define VXLAN_GPE_TYPE_IPV4 1 /**< IPv4 Protocol. */
-#define VXLAN_GPE_TYPE_IPV6 2 /**< IPv6 Protocol. */
-#define VXLAN_GPE_TYPE_ETH 3 /**< Ethernet Protocol. */
-#define VXLAN_GPE_TYPE_NSH 4 /**< NSH Protocol. */
-#define VXLAN_GPE_TYPE_MPLS 5 /**< MPLS Protocol. */
-#define VXLAN_GPE_TYPE_GBP 6 /**< GBP Protocol. */
-#define VXLAN_GPE_TYPE_VBNG 7 /**< vBNG Protocol. */
-
-#define ETHER_VXLAN_GPE_HLEN (sizeof(struct udp_hdr) + \
+#define RTE_VXLAN_GPE_TYPE_IPV4 1 /**< IPv4 Protocol. */
+#define RTE_VXLAN_GPE_TYPE_IPV6 2 /**< IPv6 Protocol. */
+#define RTE_VXLAN_GPE_TYPE_ETH 3 /**< Ethernet Protocol. */
+#define RTE_VXLAN_GPE_TYPE_NSH 4 /**< NSH Protocol. */
+#define RTE_VXLAN_GPE_TYPE_MPLS 5 /**< MPLS Protocol. */
+#define RTE_VXLAN_GPE_TYPE_GBP 6 /**< GBP Protocol. */
+#define RTE_VXLAN_GPE_TYPE_VBNG 7 /**< vBNG Protocol. */
+
+#define RTE_ETHER_VXLAN_GPE_HLEN (sizeof(struct udp_hdr) + \
sizeof(struct rte_vxlan_gpe_hdr))
/**< VXLAN-GPE tunnel header length. */
@@ -356,7 +361,7 @@ static inline int rte_vlan_strip(struct rte_mbuf *m)
= rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
struct rte_vlan_hdr *vh;
- if (eh->ether_type != rte_cpu_to_be_16(ETHER_TYPE_VLAN))
+ if (eh->ether_type != rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN))
return -1;
vh = (struct rte_vlan_hdr *)(eh + 1);
@@ -365,7 +370,7 @@ static inline int rte_vlan_strip(struct rte_mbuf *m)
/* Copy ether header over rather than moving whole packet */
memmove(rte_pktmbuf_adj(m, sizeof(struct rte_vlan_hdr)),
- eh, 2 * ETHER_ADDR_LEN);
+ eh, 2 * RTE_ETHER_ADDR_LEN);
return 0;
}
@@ -404,8 +409,8 @@ static inline int rte_vlan_insert(struct rte_mbuf **m)
if (nh == NULL)
return -ENOSPC;
- memmove(nh, oh, 2 * ETHER_ADDR_LEN);
- nh->ether_type = rte_cpu_to_be_16(ETHER_TYPE_VLAN);
+ memmove(nh, oh, 2 * RTE_ETHER_ADDR_LEN);
+ nh->ether_type = rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN);
vh = (struct rte_vlan_hdr *) (nh + 1);
vh->vlan_tci = rte_cpu_to_be_16((*m)->vlan_tci);