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TSG-17749 tsg-service-chaining-engine更改VXLAN Frame源端口的计算方式

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luwenpeng
2023-11-20 10:31:21 +08:00
parent 83f9880ff0
commit 134d2c82b7
14 changed files with 327 additions and 271 deletions
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21
common/include/utils.h
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@@ -22,7 +22,6 @@ extern "C"
#define ATOMIC_INC(x) __atomic_fetch_add(x, 1, __ATOMIC_RELAXED)
#define ATOMIC_DEC(x) __atomic_fetch_sub(x, 1, __ATOMIC_RELAXED)
//#define ATOMIC_READ(x) __atomic_fetch_add(x, 0, __ATOMIC_RELAXED)
#define ATOMIC_READ(x) __atomic_load_n(x, __ATOMIC_RELAXED)
#define ATOMIC_ZERO(x) __atomic_fetch_and(x, 0, __ATOMIC_RELAXED)
#define ATOMIC_ADD(x, y) __atomic_fetch_add(x, y, __ATOMIC_RELAXED)
@@ -95,22 +94,6 @@ struct throughput_metrics
void throughput_metrics_inc(struct throughput_metrics *iterm, uint64_t n_pkts, uint64_t n_bytes);
/******************************************************************************
* protocol
******************************************************************************/
struct udp_hdr
{
uint16_t uh_sport; /* source port */
uint16_t uh_dport; /* destination port */
uint16_t uh_ulen; /* udp length */
uint16_t uh_sum; /* udp checksum */
} __attribute__((__packed__));
void build_udp_header(const char *l3_hdr, int l3_hdr_len, struct udp_hdr *udp_hdr, uint16_t udp_sport, uint16_t udp_dport, int payload_len);
void build_ip_header(struct ip *ip_hdr, uint8_t next_protocol, uint16_t ipid, const in_addr_t src_ip, const in_addr_t dst_ip, uint16_t payload_len);
void build_ether_header(struct ethhdr *eth_hdr, uint16_t next_protocol, const u_char src_mac[], const u_char dst_mac[]);
/******************************************************************************
* device
******************************************************************************/
@@ -119,10 +102,6 @@ int get_ip_by_device_name(const char *dev_name, char *ip_str);
int get_mac_by_device_name(const char *dev_name, char *mac_str);
int str_to_mac(const char *mac_str, u_char mac[]);
#define CHECKSUM_CARRY(x) (x = (x >> 16) + (x & 0xffff), (~(x + (x >> 16)) & 0xffff))
int checksum(uint16_t *addr, int len);
#ifdef __cpluscplus
}
#endif