From 97a4bf6d10aa038110e68b5a22e9a5f5bf9ffc35 Mon Sep 17 00:00:00 2001
From: Jan Breuer <jan.breuer@jaybee.cz>
Date: 周一, 16 1月 2023 16:36:17 +0800
Subject: [PATCH] Merge pull request #133 from folkertvanheusden/tcp
---
examples/test-tcp/main.c | 18 ++++++++++++++----
1 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/examples/test-tcp/main.c b/examples/test-tcp/main.c
index 3853e01..814dbf5 100644
--- a/examples/test-tcp/main.c
+++ b/examples/test-tcp/main.c
@@ -45,22 +45,30 @@
#include <errno.h>
#include <arpa/inet.h>
#include <unistd.h>
+#include <netinet/tcp.h>
#include "scpi/scpi.h"
#include "../common/scpi-def.h"
size_t SCPI_Write(scpi_t * context, const char * data, size_t len) {
- (void) context;
-
if (context->user_context != NULL) {
int fd = *(int *) (context->user_context);
+
+ int state = 1;
+ setsockopt(fd, IPPROTO_TCP, TCP_CORK, &state, sizeof(state));
+
return write(fd, data, len);
}
return 0;
}
scpi_result_t SCPI_Flush(scpi_t * context) {
- (void) context;
+ if (context->user_context != NULL) {
+ int fd = *(int *) (context->user_context);
+
+ int state = 0;
+ setsockopt(fd, IPPROTO_TCP, TCP_CORK, &state, sizeof(state));
+ }
return SCPI_RES_OK;
}
@@ -193,7 +201,7 @@
listenfd = createServer(5025);
while (1) {
- int clifd;
+ int clifd, flag = 1;
struct sockaddr_in cliaddr;
socklen_t clilen;
@@ -202,6 +210,8 @@
if (clifd < 0) continue;
+ setsockopt(clifd, IPPROTO_TCP, TCP_NODELAY, (char *)&flag, sizeof(int));
+
printf("Connection established %s\r\n", inet_ntoa(cliaddr.sin_addr));
scpi_context.user_context = &clifd;
--
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