memp.c File Reference

#include "lwip/opt.h"
#include "lwip/memp.h"
#include "lwip/pbuf.h"
#include "lwip/udp.h"
#include "lwip/raw.h"
#include "lwip/tcp_impl.h"
#include "lwip/igmp.h"
#include "lwip/api.h"
#include "lwip/api_msg.h"
#include "lwip/tcpip.h"
#include "lwip/sys.h"
#include "lwip/timers.h"
#include "lwip/stats.h"
#include "netif/etharp.h"
#include "lwip/ip_frag.h"
#include "lwip/snmp_structs.h"
#include "lwip/snmp_msg.h"
#include "lwip/dns.h"
#include "netif/ppp_oe.h"
#include <string.h>
#include "lwip/memp_std.h"

Functions
void	memp_init (void)
void *	memp_malloc (memp_t type)
void	memp_free (memp_t type, void *mem)

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Detailed Description

Dynamic pool memory manager

lwIP has dedicated pools for many structures (netconn, protocol control blocks, packet buffers, ...). All these pools are managed here.

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Function Documentation

void memp_free (  memp_t  type, void *  mem )

Put an element back into its pool. Parameters: type  the pool where to put mem mem  the memp element to free

void memp_init (  void   )

Initialize this module. Carves out memp_memory into linked lists for each pool-type.

void* memp_malloc (  memp_t  type  )

Get an element from a specific pool. Parameters: type  the pool to get an element from the debug version has two more parameters: Parameters: file  file name calling this function line  number of line where this function is called Returns: a pointer to the allocated memory or a NULL pointer on error

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