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Working TCP fastopen for connect-send.

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This commit is contained in:
Ian Gulliver
2016-02-27 12:41:56 -08:00
parent 79fc645fa0
commit 2c5b6419d6
7 changed files with 51 additions and 32 deletions
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16
adsbus/outgoing.c
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@@ -8,6 +8,7 @@
#include <string.h>
#include <unistd.h>
#include "buf.h"
#include "list.h"
#include "peer.h"
#include "resolve.h"
@@ -27,6 +28,7 @@ struct outgoing {
const char *error;
uint32_t attempt;
outgoing_connection_handler handler;
outgoing_get_hello hello;
void *passthrough;
uint32_t *count;
struct list_head outgoing_list;
@@ -60,9 +62,14 @@ static void outgoing_connect_next(struct outgoing *outgoing) {
outgoing->peer.fd = socket(outgoing->addr->ai_family, outgoing->addr->ai_socktype | SOCK_NONBLOCK | SOCK_CLOEXEC, outgoing->addr->ai_protocol);
assert(outgoing->peer.fd >= 0);
char buf[1];
int result = (int) sendto(outgoing->peer.fd, buf, 0, MSG_FASTOPEN, outgoing->addr->ai_addr, outgoing->addr->ai_addrlen);
outgoing_connect_result(outgoing, result == 0 ? result : errno);
{
struct buf buf = BUF_INIT, *buf_ptr = &buf;
if (outgoing->hello) {
outgoing->hello(&buf_ptr, outgoing->passthrough);
}
int result = (int) sendto(outgoing->peer.fd, buf_at(buf_ptr, 0), buf_ptr->length, MSG_FASTOPEN, outgoing->addr->ai_addr, outgoing->addr->ai_addrlen);
outgoing_connect_result(outgoing, result == 0 ? result : errno);
}
}
static void outgoing_connect_handler(struct peer *peer) {
@@ -155,7 +162,7 @@ void outgoing_cleanup() {
}
}
void outgoing_new(char *node, char *service, outgoing_connection_handler handler, void *passthrough, uint32_t *count) {
void outgoing_new(char *node, char *service, outgoing_connection_handler handler, outgoing_get_hello hello, void *passthrough, uint32_t *count) {
(*count)++;
struct outgoing *outgoing = malloc(sizeof(*outgoing));
@@ -164,6 +171,7 @@ void outgoing_new(char *node, char *service, outgoing_connection_handler handler
outgoing->service = strdup(service);
outgoing->attempt = 0;
outgoing->handler = handler;
outgoing->hello = hello;
outgoing->passthrough = passthrough;
outgoing->count = count;