RIOT-OS/RIOT
RIOT-OS/RIOT
1
0
Fork 0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2024-12-29 04:50:03 +01:00
Code Releases Activity

gnrc/tcp : Move GNRC_TCP_MSS to 'CONFIG_'

Browse Source
This commit is contained in:
Akshai M 2020-05-28 20:50:12 +05:30
parent d0145292aa
commit e8b13ab44d
3 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
sys/include/net/gnrc/tcp/config.h
View File

@ -68,11 +68,11 @@ extern "C" {
/**
* @brief Maximum Segment Size (MSS).
*/
#ifndef GNRC_TCP_MSS
#ifndef CONFIG_GNRC_TCP_MSS
#ifdef MODULE_GNRC_IPV6
#define GNRC_TCP_MSS (1220U) /**< If IPv6 is used. Get MSS = 1280 - IPv6 Hdr - TCP Hdr = 1220 */
#define CONFIG_GNRC_TCP_MSS (1220U) /**< If IPv6 is used. Get MSS = 1280 - IPv6 Hdr - TCP Hdr = 1220 */
#else
#define GNRC_TCP_MSS (576U) /**< Default MSS */
#define CONFIG_GNRC_TCP_MSS (576U) /**< Default MSS */
#endif
#endif
@ -87,7 +87,7 @@ extern "C" {
* @brief Default receive window size
*/
#ifndef GNRC_TCP_DEFAULT_WINDOW
#define GNRC_TCP_DEFAULT_WINDOW (GNRC_TCP_MSS * CONFIG_GNRC_TCP_MSS_MULTIPLICATOR)
#define GNRC_TCP_DEFAULT_WINDOW (CONFIG_GNRC_TCP_MSS * CONFIG_GNRC_TCP_MSS_MULTIPLICATOR)
#endif
/**

6
sys/net/gnrc/transport_layer/tcp/gnrc_tcp_fsm.c
View File

@ -272,7 +272,7 @@ static int _fsm_call_send(gnrc_tcp_tcb_t *tcb, void *buf, size_t len)
/* Check if window is open and all packets were transmitted */
if (payload > 0 && tcb->snd_wnd > 0 && tcb->pkt_retransmit == NULL) {
/* Calculate segment size */
payload = (payload < GNRC_TCP_MSS) ? payload : GNRC_TCP_MSS;
payload = (payload < CONFIG_GNRC_TCP_MSS) ? payload : CONFIG_GNRC_TCP_MSS;
payload = (payload < tcb->mss) ? payload : tcb->mss;
payload = (payload < len) ? payload : len;
@ -307,8 +307,8 @@ static int _fsm_call_recv(gnrc_tcp_tcb_t *tcb, void *buf, size_t len)
/* Read data into 'buf' up to 'len' bytes from receive buffer */
size_t rcvd = ringbuffer_get(&(tcb->rcv_buf), buf, len);
/* If receive buffer can store more than GNRC_TCP_MSS: open window to available buffer size */
if (ringbuffer_get_free(&tcb->rcv_buf) >= GNRC_TCP_MSS) {
/* If receive buffer can store more than CONFIG_GNRC_TCP_MSS: open window to available buffer size */
if (ringbuffer_get_free(&tcb->rcv_buf) >= CONFIG_GNRC_TCP_MSS) {
tcb->rcv_wnd = ringbuffer_get_free(&(tcb->rcv_buf));
/* Send ACK to anounce window update */

2
sys/net/gnrc/transport_layer/tcp/gnrc_tcp_pkt.c
View File

@ -201,7 +201,7 @@ int _pkt_build(gnrc_tcp_tcb_t *tcb, gnrc_pktsnip_t **out_pkt, uint16_t *seq_con,
/* If SYN flag is set: Add MSS option */
if (ctl & MSK_SYN) {
network_uint32_t mss_option = byteorder_htonl(_option_build_mss(GNRC_TCP_MSS));
network_uint32_t mss_option = byteorder_htonl(_option_build_mss(CONFIG_GNRC_TCP_MSS));
memcpy(opt_ptr, &mss_option, sizeof(mss_option));
}
/* Increase opt_ptr and decrease opt_left, if other options are added */