memory.h

大名鼎鼎的路由器源码。程序分ZEBRA、OSPFRIP等3个包。程序框架采用一个路由协议一个进程的方式

/* Memory management routine
   Copyright (C) 1998 Kunihiro Ishiguro

This file is part of GNU Zebra.

GNU Zebra is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.

GNU Zebra is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Zebra; see the file COPYING.  If not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.  */

#ifndef _ZEBRA_MEMORY_H
#define _ZEBRA_MEMORY_H

/* #define MEMORY_LOG */

/* For tagging memory, below is the type of the memory. */
enum
{
  MTYPE_TMP = 1,
  MTYPE_STRVEC,
  MTYPE_VECTOR,
  MTYPE_VECTOR_INDEX,
  MTYPE_LINK_LIST,
  MTYPE_LINK_NODE,
  MTYPE_THREAD,
  MTYPE_THREAD_MASTER,
  MTYPE_VTY,
  MTYPE_VTY_HIST,
  MTYPE_VTY_OUT_BUF,
  MTYPE_IF,
  MTYPE_CONNECTED,
  MTYPE_AS_SEG,
  MTYPE_AS_STR,
  MTYPE_AS_PATH,
  MTYPE_CLUSTER,
  MTYPE_CLUSTER_VAL,
  MTYPE_ATTR,
  MTYPE_TRANSIT,
  MTYPE_TRANSIT_VAL,
  MTYPE_BUFFER,
  MTYPE_BUFFER_DATA,
  MTYPE_STREAM,
  MTYPE_STREAM_DATA,
  MTYPE_STREAM_FIFO,
  MTYPE_PREFIX,
  MTYPE_PREFIX_IPV4,
  MTYPE_PREFIX_IPV6,
  MTYPE_HASH,
  MTYPE_HASH_INDEX,
  MTYPE_HASH_BACKET,
  MTYPE_RIPNG_ROUTE,
  MTYPE_RIPNG_AGGREGATE,
  MTYPE_ROUTE_TABLE,
  MTYPE_ROUTE_NODE,
  MTYPE_ACCESS_LIST,
  MTYPE_ACCESS_LIST_STR,
  MTYPE_ACCESS_FILTER,
  MTYPE_PREFIX_LIST,
  MTYPE_PREFIX_LIST_STR,
  MTYPE_PREFIX_LIST_ENTRY,
  MTYPE_ROUTE_MAP,
  MTYPE_ROUTE_MAP_NAME,
  MTYPE_ROUTE_MAP_INDEX,
  MTYPE_ROUTE_MAP_RULE,
  MTYPE_ROUTE_MAP_RULE_STR,
  MTYPE_ROUTE_MAP_COMPILED,

  MTYPE_RIB,
  MTYPE_DISTRIBUTE,
  MTYPE_ZLOG,
  MTYPE_ZCLIENT,
  MTYPE_NEXTHOP,
  MTYPE_RTADV_PREFIX,
  MTYPE_IF_RMAP,
  MTYPE_SOCKUNION,
  MTYPE_STATIC_IPV4,
  MTYPE_STATIC_IPV6,

  MTYPE_DESC,
  MTYPE_OSPF_TOP,
  MTYPE_OSPF_AREA,
  MTYPE_OSPF_AREA_RANGE,
  MTYPE_OSPF_NETWORK,
  MTYPE_OSPF_NEIGHBOR_STATIC,
  MTYPE_OSPF_IF,
  MTYPE_OSPF_NEIGHBOR,
  MTYPE_OSPF_ROUTE,
  MTYPE_OSPF_TMP,
  MTYPE_OSPF_LSA,
  MTYPE_OSPF_LSA_DATA,
  MTYPE_OSPF_LSDB,
  MTYPE_OSPF_PACKET,
  MTYPE_OSPF_FIFO,
  MTYPE_OSPF_VERTEX,
  MTYPE_OSPF_NEXTHOP,
  MTYPE_OSPF_PATH,
  MTYPE_OSPF_VL_DATA,
  MTYPE_OSPF_CRYPT_KEY,
  MTYPE_OSPF_EXTERNAL_INFO,
  MTYPE_OSPF_MESSAGE,
  MTYPE_OSPF_DISTANCE,
  MTYPE_OSPF_IF_INFO,
  MTYPE_OSPF_IF_PARAMS,

  MTYPE_OSPF6_TOP,
  MTYPE_OSPF6_AREA,
  MTYPE_OSPF6_IF,
  MTYPE_OSPF6_NEIGHBOR,
  MTYPE_OSPF6_ROUTE,
  MTYPE_OSPF6_PREFIX,
  MTYPE_OSPF6_MESSAGE,
  MTYPE_OSPF6_LSA,
  MTYPE_OSPF6_LSA_SUMMARY,
  MTYPE_OSPF6_LSDB,
  MTYPE_OSPF6_VERTEX,
  MTYPE_OSPF6_SPFTREE,
  MTYPE_OSPF6_NEXTHOP,
  MTYPE_OSPF6_EXTERNAL_INFO,
  MTYPE_OSPF6_OTHER,

  MTYPE_BGP,
  MTYPE_BGP_PEER,
  MTYPE_PEER_GROUP,
  MTYPE_PEER_DESC,
  MTYPE_PEER_UPDATE_SOURCE,
  MTYPE_BGP_STATIC,
  MTYPE_BGP_AGGREGATE,
  MTYPE_BGP_CONFED_LIST,
  MTYPE_BGP_NEXTHOP_CACHE,
  MTYPE_BGP_DAMP_INFO,
  MTYPE_BGP_DAMP_ARRAY,
  MTYPE_BGP_ANNOUNCE,
  MTYPE_BGP_ATTR_QUEUE,
  MTYPE_BGP_ROUTE_QUEUE,
  MTYPE_BGP_DISTANCE,
  MTYPE_BGP_ROUTE,
  MTYPE_BGP_TABLE,
  MTYPE_BGP_NODE,
  MTYPE_BGP_ADVERTISE_ATTR,
  MTYPE_BGP_ADVERTISE,
  MTYPE_BGP_ADJ_IN,
  MTYPE_BGP_ADJ_OUT,
  MTYPE_BGP_REGEXP,
  MTYPE_AS_FILTER,
  MTYPE_AS_FILTER_STR,
  MTYPE_AS_LIST,

  MTYPE_COMMUNITY,
  MTYPE_COMMUNITY_VAL,
  MTYPE_COMMUNITY_STR,

  MTYPE_ECOMMUNITY,
  MTYPE_ECOMMUNITY_VAL,
  MTYPE_ECOMMUNITY_STR,

  /* community-list and extcommunity-list.  */
  MTYPE_COMMUNITY_LIST_HANDLER,
  MTYPE_COMMUNITY_LIST,
  MTYPE_COMMUNITY_LIST_NAME,
  MTYPE_COMMUNITY_LIST_ENTRY,
  MTYPE_COMMUNITY_LIST_CONFIG,

  MTYPE_RIP,
  MTYPE_RIP_INTERFACE,
  MTYPE_RIP_DISTANCE,
  MTYPE_RIP_OFFSET_LIST,
  MTYPE_RIP_INFO,
  MTYPE_RIP_PEER,
  MTYPE_KEYCHAIN,
  MTYPE_KEY,

  MTYPE_VTYSH_CONFIG,
  MTYPE_VTYSH_CONFIG_LINE,

  MTYPE_VRF,
  MTYPE_VRF_NAME,

  MTYPE_MAX
};

#ifdef MEMORY_LOG
#define XMALLOC(mtype, size) \
  mtype_zmalloc (__FILE__, __LINE__, (mtype), (size))
#define XCALLOC(mtype, size) \
  mtype_zcalloc (__FILE__, __LINE__, (mtype), (size))
#define XREALLOC(mtype, ptr, size)  \
  mtype_zrealloc (__FILE__, __LINE__, (mtype), (ptr), (size))
#define XFREE(mtype, ptr) \
  mtype_zfree (__FILE__, __LINE__, (mtype), (ptr))
#define XSTRDUP(mtype, str) \
  mtype_zstrdup (__FILE__, __LINE__, (mtype), (str))
#else
#define XMALLOC(mtype, size)       zmalloc ((mtype), (size))
#define XCALLOC(mtype, size)       zcalloc ((mtype), (size))
#define XREALLOC(mtype, ptr, size) zrealloc ((mtype), (ptr), (size))
#define XFREE(mtype, ptr)          zfree ((mtype), (ptr))
#define XSTRDUP(mtype, str)        zstrdup ((mtype), (str))
#endif /* MEMORY_LOG */

/* Prototypes of memory function. */
void *zmalloc (int type, size_t size);
void *zcalloc (int type, size_t size);
void *zrealloc (int type, void *ptr, size_t size);
void  zfree (int type, void *ptr);
char *zstrdup (int type, char *str);

void *mtype_zmalloc (const char *file,
		     int line,
		     int type,
		     size_t size);

void *mtype_zcalloc (const char *file,
		     int line,
		     int type,
		     size_t num,
		     size_t size);

void *mtype_zrealloc (const char *file,
		     int line,
		     int type, 
		     void *ptr,
		     size_t size);

void mtype_zfree (const char *file,
		  int line,
		  int type,
		  void *ptr);

char *mtype_zstrdup (const char *file,
		     int line,
		     int type,
		     char *str);
void memory_init ();

#endif /* _ZEBRA_MEMORY_H */