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tcp.c, tcp_in.c, tcp.h, opt.h: Rename LWIP_CALCULATE_EFF_SEND_MSS in TCP_CALCULATE_EFF_SEND_MSS to have coherent TCP options names.

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This commit is contained in:
fbernon 2008-01-22 21:15:14 +00:00
parent c580c2be75
commit f02c39a402
5 changed files with 18 additions and 14 deletions
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4
CHANGELOG
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@ -19,6 +19,10 @@ HISTORY
++ New features:
2008-01-22 Frédéric Bernon
* tcp.c, tcp_in.c, tcp.h, opt.h: Rename LWIP_CALCULATE_EFF_SEND_MSS in
TCP_CALCULATE_EFF_SEND_MSS to have coherent TCP options names.
2008-01-14 Frédéric Bernon
* rawapi.txt, api_msg.c, tcp.c, tcp_in.c, tcp.h: changes for task #7675 "Enable
to refuse data on a TCP_EVENT_RECV call". Important, behavior changes for the

8
src/core/tcp.c
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@ -511,9 +511,9 @@ tcp_connect(struct tcp_pcb *pcb, struct ip_addr *ipaddr, u16_t port,
pcb->snd_wnd = TCP_WND;
/* The send MSS is updated when an MSS option is received. */
pcb->mss = (TCP_MSS > 536) ? 536 : TCP_MSS;
#if LWIP_CALCULATE_EFF_SEND_MSS
#if TCP_CALCULATE_EFF_SEND_MSS
pcb->mss = tcp_eff_send_mss(pcb->mss, ipaddr);
#endif /* LWIP_CALCULATE_EFF_SEND_MSS */
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
pcb->cwnd = 1;
pcb->ssthresh = pcb->mss * 10;
pcb->state = SYN_SENT;
@ -1225,7 +1225,7 @@ tcp_next_iss(void)
return iss;
}
#if LWIP_CALCULATE_EFF_SEND_MSS
#if TCP_CALCULATE_EFF_SEND_MSS
/**
* Calcluates the effective send mss that can be used for a specific IP address
* by using ip_route to determin the netif used to send to the address and
@ -1247,7 +1247,7 @@ tcp_eff_send_mss(u16_t sendmss, struct ip_addr *addr)
}
return sendmss;
}
#endif /* LWIP_CALCULATE_EFF_SEND_MSS */
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
#if TCP_DEBUG || TCP_INPUT_DEBUG || TCP_OUTPUT_DEBUG
/**

8
src/core/tcp_in.c
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@ -445,9 +445,9 @@ tcp_listen_input(struct tcp_pcb_listen *pcb)
/* Parse any options in the SYN. */
tcp_parseopt(npcb);
#if LWIP_CALCULATE_EFF_SEND_MSS
#if TCP_CALCULATE_EFF_SEND_MSS
npcb->mss = tcp_eff_send_mss(npcb->mss, &(npcb->remote_ip));
#endif /* LWIP_CALCULATE_EFF_SEND_MSS */
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
snmp_inc_tcppassiveopens();
@ -553,9 +553,9 @@ tcp_process(struct tcp_pcb *pcb)
/* Parse any options in the SYNACK before using pcb->mss since that
* can be changed by the received options! */
tcp_parseopt(pcb);
#if LWIP_CALCULATE_EFF_SEND_MSS
#if TCP_CALCULATE_EFF_SEND_MSS
pcb->mss = tcp_eff_send_mss(pcb->mss, &(pcb->remote_ip));
#endif /* LWIP_CALCULATE_EFF_SEND_MSS */
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
/* Set ssthresh again after changing pcb->mss (already set in tcp_connect
* but for the default value of pcb->mss) */

8
src/include/lwip/opt.h
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@ -677,15 +677,15 @@
#endif
/**
* LWIP_CALCULATE_EFF_SEND_MSS: "The maximum size of a segment that TCP really
* TCP_CALCULATE_EFF_SEND_MSS: "The maximum size of a segment that TCP really
* sends, the 'effective send MSS,' MUST be the smaller of the send MSS (which
* reflects the available reassembly buffer size at the remote host) and the
* largest size permitted by the IP layer" (RFC 1122)
* Setting this to 1 enables code that checks TCP_MSS against the MTU of the
* netif used for a connection and limits the MSS it would be too big otherwise.
* netif used for a connection and limits the MSS if it would be too big otherwise.
*/
#ifndef LWIP_CALCULATE_EFF_SEND_MSS
#define LWIP_CALCULATE_EFF_SEND_MSS 1
#ifndef TCP_CALCULATE_EFF_SEND_MSS
#define TCP_CALCULATE_EFF_SEND_MSS 1
#endif

4
src/include/lwip/tcp.h
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@ -531,9 +531,9 @@ u32_t tcp_next_iss(void);
void tcp_keepalive(struct tcp_pcb *pcb);
void tcp_zero_window_probe(struct tcp_pcb *pcb);
#if LWIP_CALCULATE_EFF_SEND_MSS
#if TCP_CALCULATE_EFF_SEND_MSS
u16_t tcp_eff_send_mss(u16_t sendmss, struct ip_addr *addr);
#endif /* LWIP_CALCULATE_EFF_SEND_MSS*/
#endif /* TCP_CALCULATE_EFF_SEND_MSS */
extern struct tcp_pcb *tcp_input_pcb;
extern u32_t tcp_ticks;