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added configurable default valud for netconn->recv_bufsize: RECV_BUFSIZE_DEFAULT (fixes bug #23726: pbuf pool exhaustion on slow recv())

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This commit is contained in:
goldsimon 2009-02-11 19:07:22 +00:00
parent 243e3d0d91
commit 8c7705bbf9
3 changed files with 12 additions and 1 deletions
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4
CHANGELOG
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@ -60,6 +60,10 @@ HISTORY
++ Bugfixes:
2009-02-11 Simon Goldschmidt
* opt.h, api_msg.c: added configurable default valud for netconn->recv_bufsize:
RECV_BUFSIZE_DEFAULT (fixes bug #23726: pbuf pool exhaustion on slow recv())
2009-02-10 Simon Goldschmidt
* tcp.c: fixed bug #25467: Listen backlog is not reset on timeout in SYN_RCVD:
Accepts_pending is decrease on a corresponding listen pcb when a connection

2
src/api/api_msg.c
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@ -532,7 +532,7 @@ netconn_alloc(enum netconn_type t, netconn_callback callback)
conn->recv_timeout = 0;
#endif /* LWIP_SO_RCVTIMEO */
#if LWIP_SO_RCVBUF
conn->recv_bufsize = INT_MAX;
conn->recv_bufsize = RECV_BUFSIZE_DEFAULT;
#endif /* LWIP_SO_RCVBUF */
return conn;
}

7
src/include/lwip/opt.h
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@ -1115,6 +1115,13 @@
#define LWIP_SO_RCVBUF 0
#endif
/**
* If LWIP_SO_RCVBUF is used, this is the default value for recv_bufsize.
*/
#ifndef RECV_BUFSIZE_DEFAULT
#define RECV_BUFSIZE_DEFAULT INT_MAX
#endif /* RECV_BUFSIZE_DEFAULT */
/**
* SO_REUSE==1: Enable SO_REUSEADDR and SO_REUSEPORT options. DO NOT USE!
*/