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Workaround for LwIP not handling ERR_ABRT

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Described in detail here: https://github.com/esp8266/Arduino/wiki/LwIP-issue,-or-how-a-simple-%22if%22-can-go-wrong
This commit is contained in:
Ivan Grokhotkov 2016-01-26 15:57:01 +03:00
parent 5e19757d54
commit efc8dda160
1 changed files with 6 additions and 5 deletions
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11
libraries/ESP8266WiFi/src/include/ClientContext.h
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@ -35,7 +35,7 @@ class ClientContext {
_pcb(pcb), _rx_buf(0), _rx_buf_offset(0), _discard_cb(discard_cb), _discard_cb_arg(discard_cb_arg), _refcnt(0), _next(0), _send_waiting(false) {
tcp_setprio(pcb, TCP_PRIO_MIN);
tcp_arg(pcb, this);
tcp_recv(pcb, &_s_recv);
tcp_recv(pcb, (tcp_recv_fn) &_s_recv);
tcp_sent(pcb, &_s_sent);
tcp_err(pcb, &_s_error);
}
@ -269,12 +269,13 @@ class ClientContext {
}
}
err_t _recv(tcp_pcb* pcb, pbuf* pb, err_t err) {
int32_t _recv(tcp_pcb* pcb, pbuf* pb, err_t err) {
if(pb == 0) // connection closed
{
DEBUGV(":rcla\r\n");
return abort();
DEBUGV(":rcl\r\n");
abort();
return ERR_ABRT;
}
if(_rx_buf) {
@ -306,7 +307,7 @@ class ClientContext {
return ERR_OK;
}
static err_t _s_recv(void *arg, struct tcp_pcb *tpcb, struct pbuf *pb, err_t err) {
static int32_t _s_recv(void *arg, struct tcp_pcb *tpcb, struct pbuf *pb, err_t err) {
return reinterpret_cast<ClientContext*>(arg)->_recv(tpcb, pb, err);
}