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Merge branch 'bugfix/tw8242_fix_tcp_rx_abnormal_issue' into 'master' 

lwip: fix tcp rx abnormal issue(tw8242)

In tcp_alloc(), initialize per_soc_tcp_wnd before initializing recv_wnd because recv_wnd depends on per_soc_tcp_wnd.　

See merge request !160
pull/42/merge
Wu Jian Gang 2016-10-31 20:28:11 +08:00
rodzic d7b4197ade 2b722ea468
commit c7f8d206ed
4 zmienionych plików z 21 dodań i 39 usunięć
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22
components/lwip/core/init.c
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@ -135,7 +135,7 @@
//#endif
#else /* LWIP_WND_SCALE */
#if (ESP_PER_SOC_TCP_WND == 0)
#if ! ESP_PER_SOC_TCP_WND
#if (LWIP_TCP && (TCP_WND > 0xffff))
#error "If you want to use TCP, TCP_WND must fit in an u16_t, so, you have to reduce it in your lwipopts.h (or enable window scaling)"
#endif
@ -143,11 +143,11 @@
#endif /* LWIP_WND_SCALE */
#if (ESP_PER_SOC_TCP_WND == 0)
#if (LWIP_TCP && (TCP_SND_QUEUELEN > 0xffff))
#if ! ESP_PER_SOC_TCP_WND
#if (LWIP_TCP && (TCP_SND_QUEUELEN(0) > 0xffff))
#error "If you want to use TCP, TCP_SND_QUEUELEN must fit in an u16_t, so, you have to reduce it in your lwipopts.h"
#endif
#if (LWIP_TCP && (TCP_SND_QUEUELEN < 2))
#if (LWIP_TCP && (TCP_SND_QUEUELEN(0) < 2))
#error "TCP_SND_QUEUELEN must be at least 2 for no-copy TCP writes to work"
#endif
@ -286,25 +286,25 @@
/* TCP sanity checks */
#if !LWIP_DISABLE_TCP_SANITY_CHECKS
#if ! ESP_PER_SOC_TCP_WND
#if LWIP_TCP
#if !MEMP_MEM_MALLOC && (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN)
#if !MEMP_MEM_MALLOC && (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN(0))
#error "lwip_sanity_check: WARNING: MEMP_NUM_TCP_SEG should be at least as big as TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if (ESP_PER_SOC_TCP_WND == 0)
#if TCP_SND_BUF < (2 * TCP_MSS)
#if TCP_SND_BUF(0) < (2 * TCP_MSS)
#error "lwip_sanity_check: WARNING: TCP_SND_BUF must be at least as much as (2 * TCP_MSS) for things to work smoothly. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SND_QUEUELEN < (2 * (TCP_SND_BUF / TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#if TCP_SND_QUEUELEN(0) < (2 * (TCP_SND_BUF(0) / TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF(0)/TCP_MSS) for things to work. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= TCP_SND_BUF
#if TCP_SNDLOWAT >= TCP_SND_BUF(0)
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must be less than TCP_SND_BUF. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= (0xFFFF - (4 * TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must at least be 4*MSS below u16_t overflow!"
#endif
#if TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN
#if TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN(0)
#error "lwip_sanity_check: WARNING: TCP_SNDQUEUELOWAT must be less than TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#endif

11
components/lwip/core/tcp.c
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@ -1532,6 +1532,12 @@ tcp_alloc(u8_t prio)
}
if (pcb != NULL) {
memset(pcb, 0, sizeof(struct tcp_pcb));
#if ESP_PER_SOC_TCP_WND
pcb->per_soc_tcp_wnd = TCP_WND_DEFAULT;
pcb->per_soc_tcp_snd_buf = TCP_SND_BUF_DEFAULT;
#endif
pcb->prio = prio;
pcb->snd_buf = TCP_SND_BUF_DEFAULT;
pcb->snd_queuelen = 0;
@ -1575,11 +1581,6 @@ tcp_alloc(u8_t prio)
#endif /* LWIP_TCP_KEEPALIVE */
pcb->keep_cnt_sent = 0;
#if ESP_PER_SOC_TCP_WND
pcb->per_soc_tcp_wnd = TCP_WND_DEFAULT;
pcb->per_soc_tcp_snd_buf = TCP_SND_BUF_DEFAULT;
#endif
}
return pcb;

4
components/lwip/core/tcp_out.c
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@ -1320,9 +1320,9 @@ tcp_rst(u32_t seqno, u32_t ackno,
#endif
#else
#if LWIP_WND_SCALE
tcphdr->wnd = PP_HTONS(((TCP_WND >> TCP_RCV_SCALE) & 0xFFFF));
tcphdr->wnd = PP_HTONS(((TCP_WND_DEFAULT >> TCP_RCV_SCALE) & 0xFFFF));
#else
tcphdr->wnd = PP_HTONS(TCP_WND);
tcphdr->wnd = PP_HTONS(TCP_WND_DEFAULT);
#endif
#endif
tcphdr->chksum = 0;

23
components/lwip/include/lwip/port/lwipopts.h
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@ -240,26 +240,6 @@ extern unsigned long os_random(void);
---------- TCP options ----------
---------------------------------
*/
/**
* TCP_WND: The size of a TCP window. This must be at least
* (2 * TCP_MSS) for things to work well
*/
#define ESP_PER_SOC_TCP_WND 1
#if ESP_PER_SOC_TCP_WND
#define TCP_WND_DEFAULT (4*TCP_MSS)
#define TCP_SND_BUF_DEFAULT (2*TCP_MSS)
#define TCP_WND(pcb) (pcb->per_soc_tcp_wnd)
#define TCP_SND_BUF(pcb) (pcb->per_soc_tcp_snd_buf)
#else
#ifdef PERF
extern unsigned char misc_prof_get_tcpw(void);
extern unsigned char misc_prof_get_tcp_snd_buf(void);
#define TCP_WND(pcb) (misc_prof_get_tcpw()*TCP_MSS)
#define TCP_SND_BUF(pcb) (misc_prof_get_tcp_snd_buf()*TCP_MSS)
#endif
#endif
/**
@ -544,9 +524,10 @@ extern unsigned char misc_prof_get_tcp_snd_buf(void);
#define ESP_LIGHT_SLEEP 1
#if ESP_PER_SOC_TCP_WND
#define TCP_WND_DEFAULT (4*TCP_MSS)
#define TCP_SND_BUF_DEFAULT (2*TCP_MSS)
#if ESP_PER_SOC_TCP_WND
#define TCP_WND(pcb) (pcb->per_soc_tcp_wnd)
#define TCP_SND_BUF(pcb) (pcb->per_soc_tcp_snd_buf)
#else