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Compute rate

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Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
This commit is contained in:
Adrien Gallouët
2018-04-18 16:35:27 +00:00
parent 8e2b35525c
commit a7044db87c
2 changed files with 10 additions and 0 deletions
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7
mud.c
View File

@@ -145,6 +145,7 @@ struct mud_packet {
unsigned char aes;
} conf;
struct {
unsigned char rate[MUD_U48_SIZE];
unsigned char rms[MUD_U48_SIZE];
unsigned char rmt[MUD_U48_SIZE];
} stat;
@@ -374,6 +375,7 @@ mud_send_path(struct mud *mud, struct mud_path *path, uint64_t now,
ssize_t ret = sendmsg(mud->fd, &msg, flags);
path->send.total++;
path->send.bytes += size;
path->send.time = now;
if (path->send_max <= size) {
@@ -1097,6 +1099,7 @@ mud_packet_send(struct mud *mud, struct mud_path *path,
size = sizeof(packet->data.stat);
mud_write48(packet->data.stat.rms, path->recv_max);
mud_write48(packet->data.stat.rmt, path->recv_max_time);
mud_write48(packet->data.stat.rate, path->recv.rate);
break;
case mud_fake:
size = path->mtu.probe - MUD_PACKET_SIZE(0);
@@ -1254,6 +1257,7 @@ mud_packet_recv(struct mud *mud, struct mud_path *path,
case mud_stat:
path->r_rms = mud_read48(packet->data.stat.rms);
path->r_rmt = mud_read48(packet->data.stat.rmt);
path->r_rate = mud_read48(packet->data.stat.rate);
if (path->mtu.ok < path->r_rms)
path->mtu.ok = path->r_rms;
break;
@@ -1333,6 +1337,7 @@ mud_recv(struct mud *mud, void *data, size_t size)
return 0;
path->recv.total++;
path->recv.bytes += packet_size;
path->recv.time = now;
mud->last_recv_time = now;
@@ -1348,7 +1353,9 @@ mud_recv(struct mud *mud, void *data, size_t size)
if (MUD_PACKET(send_time)) {
mud_packet_recv(mud, path, now, send_time, packet, packet_size);
} else if (mud_timeout(now, path->stat_time, MUD_STAT_TIMEOUT)) {
path->recv.rate = MUD_ONE_SEC * path->recv.bytes / MUD_TIME_MASK(now - path->stat_time);
mud_packet_send(mud, path, now, send_time, mud_stat);
path->recv.bytes = 0;
path->stat_time = now;
}

3
mud.h
View File

@@ -30,6 +30,7 @@ struct mud_path {
uint64_t rtt;
uint64_t rttvar;
uint64_t rst;
uint64_t r_rate;
uint64_t r_rst;
uint64_t r_rms;
uint64_t r_rmt;
@@ -42,6 +43,8 @@ struct mud_path {
} mtu;
struct {
uint64_t total;
uint64_t rate;
uint64_t bytes;
uint64_t time;
} send, recv;
};