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network: improve throughput by batch processing packets

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This commit is contained in:
Adrien Moulin
2022-08-27 16:52:33 +02:00
parent a12bf85a36
commit 9c65d20621
4 changed files with 176 additions and 82 deletions
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8
src/include/86box/network.h
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@@ -56,7 +56,9 @@
#define NET_TYPE_PCAP 2 /* use the (Win)Pcap API */
#define NET_MAX_FRAME 1518
#define NET_QUEUE_LEN 8
/* Queue size must be a power of 2 */
#define NET_QUEUE_LEN 16
#define NET_QUEUE_LEN_MASK (NET_QUEUE_LEN - 1)
#define NET_CARD_MAX 4
#define NET_HOST_INTF_MAX 64
@@ -92,12 +94,10 @@ typedef int (*NETSETLINKSTATE)(void *);
typedef struct netpkt {
uint8_t *data;
int len;
uint64_t tsc;
} netpkt_t;
typedef struct {
netpkt_t packets[NET_QUEUE_LEN];
int size;
int head;
int tail;
} netqueue_t;
@@ -165,7 +165,9 @@ extern int network_card_get_from_internal_name(char *);
extern const device_t *network_card_getdevice(int);
extern int network_tx_pop(netcard_t *card, netpkt_t *out_pkt);
extern int network_tx_popv(netcard_t *card, netpkt_t *pkt_vec, int vec_size);
extern int network_rx_put(netcard_t *card, uint8_t *bufp, int len);
extern int network_rx_put_pkt(netcard_t *card, netpkt_t *pkt);
#ifdef __cplusplus
}
#endif