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lwip: revise ooseq handling.

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Modified for lwip backwards compatibility based on upstream feedback.
This commit is contained in:
Our Air Quality 2017-09-08 10:48:44 +10:00
parent 893f715852
commit 0a1fd09459
4 changed files with 59 additions and 16 deletions
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45
lwip/include/lwipopts.h
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@ -125,6 +125,19 @@
*/
#define MEM_ALIGNMENT 4
/**
* MEMP_OVERFLOW_CHECK: memp overflow protection reserves a configurable
* amount of bytes before and after each memp element in every pool and fills
* it with a prominent default value.
* MEMP_OVERFLOW_CHECK == 0 no checking
* MEMP_OVERFLOW_CHECK == 1 checks each element when it is freed
* MEMP_OVERFLOW_CHECK >= 2 checks each element in every pool every time
* memp_malloc() or memp_free() is called (useful but slow!)
*/
#ifndef MEMP_OVERFLOW_CHECK
#define MEMP_OVERFLOW_CHECK 0
#endif
/*
------------------------------------------------
---------- Internal Memory Pool Sizes ----------
@ -326,21 +339,37 @@
#endif
/**
* TCP_OOSEQ_MAX_BYTES(n):
* Return the maximum number of bytes to be queued on ooseq per pcb, given the
* current number queued on a pcb. Only valid for TCP_QUEUE_OOSEQ==1.
* TCP_OOSEQ_MAX_BYTES: The default maximum number of bytes queued on ooseq per
* pcb if TCP_OOSEQ_BYTES_LIMIT is not defined. Default is 0 (no limit).
* Only valid for TCP_QUEUE_OOSEQ==1.
*/
#ifndef TCP_OOSEQ_MAX_BYTES
#define TCP_OOSEQ_MAX_BYTES(n) ooseq_max_bytes(n)
#define TCP_OOSEQ_MAX_BYTES (2 * TCP_MSS)
#endif
/**
* TCP_OOSEQ_MAX_PBUFS(n):
* Return the maximum number of pbufs to be queued on ooseq per pcb, given the
* current number queued on a pcb. Only valid for TCP_QUEUE_OOSEQ==1.
* TCP_OOSEQ_BYTES_LIMIT(ooseq): Return the maximum number of bytes to be queued
* on ooseq per pcb, given the pcb. Only valid for TCP_QUEUE_OOSEQ==1.
*/
#if !defined TCP_OOSEQ_BYTES_LIMIT
#define TCP_OOSEQ_BYTES_LIMIT(ooseq) ooseq_bytes_limit(ooseq)
#endif
/**
* TCP_OOSEQ_MAX_PBUFS: The default maximum number of pbufs queued on ooseq per
* pcb if TCP_OOSEQ_BYTES_LIMIT is not defined. Default is 0 (no limit).
* Only valid for TCP_QUEUE_OOSEQ==1.
*/
#ifndef TCP_OOSEQ_MAX_PBUFS
#define TCP_OOSEQ_MAX_PBUFS(n) ooseq_max_pbufs(n)
#define TCP_OOSEQ_MAX_PBUFS 2
#endif
/**
* TCP_OOSEQ_PBUFS_LIMIT(ooseq): Return the maximum number of pbufs to be queued
* on ooseq per pcb, given the pcb. Only valid for TCP_QUEUE_OOSEQ==1.
*/
#ifndef TCP_OOSEQ_PBUFS_LIMIT
#define TCP_OOSEQ_PBUFS_LIMIT(ooseq) ooseq_pbufs_limit(ooseq)
#endif
/**