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authorpaul <paul>2002-12-13 20:15:29 +0000
committerpaul <paul>2002-12-13 20:15:29 +0000
commit718e3744195351130f4ce7dbe0613f4b3e23df93 (patch)
treebac2ad39971cd43f31241ef123bd4e470f695ac9 /lib/memory.c
Initial revision
Diffstat (limited to 'lib/memory.c')
-rw-r--r--lib/memory.c493
1 files changed, 493 insertions, 0 deletions
diff --git a/lib/memory.c b/lib/memory.c
new file mode 100644
index 00000000..bf142dcf
--- /dev/null
+++ b/lib/memory.c
@@ -0,0 +1,493 @@
+/*
+ * 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.
+ */
+
+#include <zebra.h>
+
+#include "log.h"
+#include "memory.h"
+
+void alloc_inc (int);
+void alloc_dec (int);
+
+struct message mstr [] =
+{
+ { MTYPE_THREAD, "thread" },
+ { MTYPE_THREAD_MASTER, "thread_master" },
+ { MTYPE_VECTOR, "vector" },
+ { MTYPE_VECTOR_INDEX, "vector_index" },
+ { MTYPE_IF, "interface" },
+ { 0, NULL },
+};
+
+/* Fatal memory allocation error occured. */
+static void
+zerror (const char *fname, int type, size_t size)
+{
+ fprintf (stderr, "%s : can't allocate memory for `%s' size %d\n",
+ fname, lookup (mstr, type), (int) size);
+ exit (1);
+}
+
+/* Memory allocation. */
+void *
+zmalloc (int type, size_t size)
+{
+ void *memory;
+
+ memory = malloc (size);
+
+ if (memory == NULL)
+ zerror ("malloc", type, size);
+
+ alloc_inc (type);
+
+ return memory;
+}
+
+/* Memory allocation with num * size with cleared. */
+void *
+zcalloc (int type, size_t size)
+{
+ void *memory;
+
+ memory = calloc (1, size);
+
+ if (memory == NULL)
+ zerror ("calloc", type, size);
+
+ alloc_inc (type);
+
+ return memory;
+}
+
+/* Memory reallocation. */
+void *
+zrealloc (int type, void *ptr, size_t size)
+{
+ void *memory;
+
+ memory = realloc (ptr, size);
+ if (memory == NULL)
+ zerror ("realloc", type, size);
+ return memory;
+}
+
+/* Memory free. */
+void
+zfree (int type, void *ptr)
+{
+ alloc_dec (type);
+ free (ptr);
+}
+
+/* String duplication. */
+char *
+zstrdup (int type, char *str)
+{
+ void *dup;
+
+ dup = strdup (str);
+ if (dup == NULL)
+ zerror ("strdup", type, strlen (str));
+ alloc_inc (type);
+ return dup;
+}
+
+#ifdef MEMORY_LOG
+struct
+{
+ char *name;
+ unsigned long alloc;
+ unsigned long t_malloc;
+ unsigned long c_malloc;
+ unsigned long t_calloc;
+ unsigned long c_calloc;
+ unsigned long t_realloc;
+ unsigned long t_free;
+ unsigned long c_strdup;
+} mstat [MTYPE_MAX];
+
+void
+mtype_log (char *func, void *memory, const char *file, int line, int type)
+{
+ zlog_info ("%s: %s %p %s %d", func, lookup (mstr, type), memory, file, line);
+}
+
+void *
+mtype_zmalloc (const char *file, int line, int type, size_t size)
+{
+ void *memory;
+
+ mstat[type].c_malloc++;
+ mstat[type].t_malloc++;
+
+ memory = zmalloc (type, size);
+ mtype_log ("zmalloc", memory, file, line, type);
+
+ return memory;
+}
+
+void *
+mtype_zcalloc (const char *file, int line, int type, size_t size)
+{
+ void *memory;
+
+ mstat[type].c_calloc++;
+ mstat[type].t_calloc++;
+
+ memory = zcalloc (type, size);
+ mtype_log ("xcalloc", memory, file, line, type);
+
+ return memory;
+}
+
+void *
+mtype_zrealloc (const char *file, int line, int type, void *ptr, size_t size)
+{
+ void *memory;
+
+ /* Realloc need before allocated pointer. */
+ mstat[type].t_realloc++;
+
+ memory = zrealloc (type, ptr, size);
+
+ mtype_log ("xrealloc", memory, file, line, type);
+
+ return memory;
+}
+
+/* Important function. */
+void
+mtype_zfree (const char *file, int line, int type, void *ptr)
+{
+ mstat[type].t_free++;
+
+ mtype_log ("xfree", ptr, file, line, type);
+
+ zfree (type, ptr);
+}
+
+char *
+mtype_zstrdup (const char *file, int line, int type, char *str)
+{
+ char *memory;
+
+ mstat[type].c_strdup++;
+
+ memory = zstrdup (type, str);
+
+ mtype_log ("xstrdup", memory, file, line, type);
+
+ return memory;
+}
+#else
+struct
+{
+ char *name;
+ unsigned long alloc;
+} mstat [MTYPE_MAX];
+#endif /* MTPYE_LOG */
+
+/* Increment allocation counter. */
+void
+alloc_inc (int type)
+{
+ mstat[type].alloc++;
+}
+
+/* Decrement allocation counter. */
+void
+alloc_dec (int type)
+{
+ mstat[type].alloc--;
+}
+
+/* Looking up memory status from vty interface. */
+#include "vector.h"
+#include "vty.h"
+#include "command.h"
+
+/* For pretty printng of memory allocate information. */
+struct memory_list
+{
+ int index;
+ char *format;
+};
+
+struct memory_list memory_list_lib[] =
+{
+ { MTYPE_TMP, "Temporary memory" },
+ { MTYPE_ROUTE_TABLE, "Route table " },
+ { MTYPE_ROUTE_NODE, "Route node " },
+ { MTYPE_RIB, "RIB " },
+ { MTYPE_NEXTHOP, "Nexthop " },
+ { MTYPE_LINK_LIST, "Link List " },
+ { MTYPE_LINK_NODE, "Link Node " },
+ { MTYPE_HASH, "Hash " },
+ { MTYPE_HASH_BACKET, "Hash Bucket " },
+ { MTYPE_ACCESS_LIST, "Access List " },
+ { MTYPE_ACCESS_LIST_STR, "Access List Str " },
+ { MTYPE_ACCESS_FILTER, "Access Filter " },
+ { MTYPE_PREFIX_LIST, "Prefix List " },
+ { MTYPE_PREFIX_LIST_STR, "Prefix List Str " },
+ { MTYPE_PREFIX_LIST_ENTRY, "Prefix List Entry "},
+ { MTYPE_ROUTE_MAP, "Route map " },
+ { MTYPE_ROUTE_MAP_NAME, "Route map name " },
+ { MTYPE_ROUTE_MAP_INDEX, "Route map index " },
+ { MTYPE_ROUTE_MAP_RULE, "Route map rule " },
+ { MTYPE_ROUTE_MAP_RULE_STR, "Route map rule str" },
+ { MTYPE_DESC, "Command desc " },
+ { MTYPE_BUFFER, "Buffer " },
+ { MTYPE_BUFFER_DATA, "Buffer data " },
+ { MTYPE_STREAM, "Stream " },
+ { MTYPE_KEYCHAIN, "Key chain " },
+ { MTYPE_KEY, "Key " },
+ { MTYPE_VTY, "VTY " },
+ { -1, NULL }
+};
+
+struct memory_list memory_list_bgp[] =
+{
+ { MTYPE_BGP_PEER, "BGP peer" },
+ { MTYPE_ATTR, "BGP attribute" },
+ { MTYPE_AS_PATH, "BGP aspath" },
+ { MTYPE_AS_SEG, "BGP aspath seg" },
+ { MTYPE_AS_STR, "BGP aspath str" },
+ { 0, NULL },
+ { MTYPE_BGP_TABLE, "BGP table" },
+ { MTYPE_BGP_NODE, "BGP node" },
+ { MTYPE_BGP_ADVERTISE_ATTR, "BGP adv attr" },
+ { MTYPE_BGP_ADVERTISE, "BGP adv" },
+ { MTYPE_BGP_ADJ_IN, "BGP adj in" },
+ { MTYPE_BGP_ADJ_OUT, "BGP adj out" },
+ { 0, NULL },
+ { MTYPE_AS_LIST, "BGP AS list" },
+ { MTYPE_AS_FILTER, "BGP AS filter" },
+ { MTYPE_AS_FILTER_STR, "BGP AS filter str" },
+ { 0, NULL },
+ { MTYPE_COMMUNITY, "community" },
+ { MTYPE_COMMUNITY_VAL, "community val" },
+ { MTYPE_COMMUNITY_STR, "community str" },
+ { 0, NULL },
+ { MTYPE_ECOMMUNITY, "extcommunity" },
+ { MTYPE_ECOMMUNITY_VAL, "extcommunity val" },
+ { MTYPE_ECOMMUNITY_STR, "extcommunity str" },
+ { 0, NULL },
+ { MTYPE_COMMUNITY_LIST, "community-list" },
+ { MTYPE_COMMUNITY_LIST_NAME, "community-list name" },
+ { MTYPE_COMMUNITY_LIST_ENTRY, "community-list entry" },
+ { MTYPE_COMMUNITY_LIST_CONFIG, "community-list config" },
+ { 0, NULL },
+ { MTYPE_CLUSTER, "Cluster list" },
+ { MTYPE_CLUSTER_VAL, "Cluster list val" },
+ { 0, NULL },
+ { MTYPE_TRANSIT, "BGP transit attr" },
+ { MTYPE_TRANSIT_VAL, "BGP transit val" },
+ { 0, NULL },
+ { MTYPE_BGP_DISTANCE, "BGP distance" },
+ { MTYPE_BGP_NEXTHOP_CACHE, "BGP nexthop" },
+ { MTYPE_BGP_CONFED_LIST, "BGP confed list" },
+ { MTYPE_PEER_UPDATE_SOURCE, "peer update if" },
+ { MTYPE_BGP_DAMP_INFO, "Dampening info" },
+ { MTYPE_BGP_REGEXP, "BGP regexp" },
+ { -1, NULL }
+};
+
+struct memory_list memory_list_rip[] =
+{
+ { MTYPE_RIP, "RIP structure " },
+ { MTYPE_RIP_INFO, "RIP route info " },
+ { MTYPE_RIP_INTERFACE, "RIP interface " },
+ { MTYPE_RIP_PEER, "RIP peer " },
+ { MTYPE_RIP_OFFSET_LIST, "RIP offset list " },
+ { MTYPE_RIP_DISTANCE, "RIP distance " },
+ { -1, NULL }
+};
+
+struct memory_list memory_list_ospf[] =
+{
+ { MTYPE_OSPF_TOP, "OSPF top " },
+ { MTYPE_OSPF_AREA, "OSPF area " },
+ { MTYPE_OSPF_AREA_RANGE, "OSPF area range " },
+ { MTYPE_OSPF_NETWORK, "OSPF network " },
+#ifdef NBMA_ENABLE
+ { MTYPE_OSPF_NEIGHBOR_STATIC,"OSPF static nbr " },
+#endif /* NBMA_ENABLE */
+ { MTYPE_OSPF_IF, "OSPF interface " },
+ { MTYPE_OSPF_NEIGHBOR, "OSPF neighbor " },
+ { MTYPE_OSPF_ROUTE, "OSPF route " },
+ { MTYPE_OSPF_TMP, "OSPF tmp mem " },
+ { MTYPE_OSPF_LSA, "OSPF LSA " },
+ { MTYPE_OSPF_LSA_DATA, "OSPF LSA data " },
+ { MTYPE_OSPF_LSDB, "OSPF LSDB " },
+ { MTYPE_OSPF_PACKET, "OSPF packet " },
+ { MTYPE_OSPF_FIFO, "OSPF FIFO queue " },
+ { MTYPE_OSPF_VERTEX, "OSPF vertex " },
+ { MTYPE_OSPF_NEXTHOP, "OSPF nexthop " },
+ { MTYPE_OSPF_PATH, "OSPF path " },
+ { MTYPE_OSPF_VL_DATA, "OSPF VL data " },
+ { MTYPE_OSPF_CRYPT_KEY, "OSPF crypt key " },
+ { MTYPE_OSPF_EXTERNAL_INFO, "OSPF ext. info " },
+ { MTYPE_OSPF_DISTANCE, "OSPF distance " },
+ { MTYPE_OSPF_IF_INFO, "OSPF if info " },
+ { MTYPE_OSPF_IF_PARAMS, "OSPF if params " },
+ { -1, NULL },
+};
+
+struct memory_list memory_list_ospf6[] =
+{
+ { MTYPE_OSPF6_TOP, "OSPF6 top " },
+ { MTYPE_OSPF6_AREA, "OSPF6 area " },
+ { MTYPE_OSPF6_IF, "OSPF6 interface " },
+ { MTYPE_OSPF6_NEIGHBOR, "OSPF6 neighbor " },
+ { MTYPE_OSPF6_ROUTE, "OSPF6 route " },
+ { MTYPE_OSPF6_PREFIX, "OSPF6 prefix " },
+ { MTYPE_OSPF6_MESSAGE, "OSPF6 message " },
+ { MTYPE_OSPF6_LSA, "OSPF6 LSA " },
+ { MTYPE_OSPF6_LSA_SUMMARY, "OSPF6 LSA summary " },
+ { MTYPE_OSPF6_LSDB, "OSPF6 LSA database" },
+ { MTYPE_OSPF6_VERTEX, "OSPF6 vertex " },
+ { MTYPE_OSPF6_SPFTREE, "OSPF6 SPF tree " },
+ { MTYPE_OSPF6_NEXTHOP, "OSPF6 nexthop " },
+ { MTYPE_OSPF6_EXTERNAL_INFO,"OSPF6 ext. info " },
+ { MTYPE_OSPF6_OTHER, "OSPF6 other " },
+ { -1, NULL },
+};
+
+struct memory_list memory_list_separator[] =
+{
+ { 0, NULL},
+ {-1, NULL}
+};
+
+void
+show_memory_vty (struct vty *vty, struct memory_list *list)
+{
+ struct memory_list *m;
+
+ for (m = list; m->index >= 0; m++)
+ if (m->index == 0)
+ vty_out (vty, "-----------------------------\r\n");
+ else
+ vty_out (vty, "%-22s: %5ld\r\n", m->format, mstat[m->index].alloc);
+}
+
+DEFUN (show_memory_all,
+ show_memory_all_cmd,
+ "show memory all",
+ "Show running system information\n"
+ "Memory statistics\n"
+ "All memory statistics\n")
+{
+ show_memory_vty (vty, memory_list_lib);
+ show_memory_vty (vty, memory_list_separator);
+ show_memory_vty (vty, memory_list_rip);
+ show_memory_vty (vty, memory_list_separator);
+ show_memory_vty (vty, memory_list_ospf);
+ show_memory_vty (vty, memory_list_separator);
+ show_memory_vty (vty, memory_list_ospf6);
+ show_memory_vty (vty, memory_list_separator);
+ show_memory_vty (vty, memory_list_bgp);
+
+ return CMD_SUCCESS;
+}
+
+ALIAS (show_memory_all,
+ show_memory_cmd,
+ "show memory",
+ "Show running system information\n"
+ "Memory statistics\n")
+
+DEFUN (show_memory_lib,
+ show_memory_lib_cmd,
+ "show memory lib",
+ SHOW_STR
+ "Memory statistics\n"
+ "Library memory\n")
+{
+ show_memory_vty (vty, memory_list_lib);
+ return CMD_SUCCESS;
+}
+
+DEFUN (show_memory_rip,
+ show_memory_rip_cmd,
+ "show memory rip",
+ SHOW_STR
+ "Memory statistics\n"
+ "RIP memory\n")
+{
+ show_memory_vty (vty, memory_list_rip);
+ return CMD_SUCCESS;
+}
+
+DEFUN (show_memory_bgp,
+ show_memory_bgp_cmd,
+ "show memory bgp",
+ SHOW_STR
+ "Memory statistics\n"
+ "BGP memory\n")
+{
+ show_memory_vty (vty, memory_list_bgp);
+ return CMD_SUCCESS;
+}
+
+DEFUN (show_memory_ospf,
+ show_memory_ospf_cmd,
+ "show memory ospf",
+ SHOW_STR
+ "Memory statistics\n"
+ "OSPF memory\n")
+{
+ show_memory_vty (vty, memory_list_ospf);
+ return CMD_SUCCESS;
+}
+
+DEFUN (show_memory_ospf6,
+ show_memory_ospf6_cmd,
+ "show memory ospf6",
+ SHOW_STR
+ "Memory statistics\n"
+ "OSPF6 memory\n")
+{
+ show_memory_vty (vty, memory_list_ospf6);
+ return CMD_SUCCESS;
+}
+
+void
+memory_init ()
+{
+ install_element (VIEW_NODE, &show_memory_cmd);
+ install_element (VIEW_NODE, &show_memory_all_cmd);
+ install_element (VIEW_NODE, &show_memory_lib_cmd);
+ install_element (VIEW_NODE, &show_memory_rip_cmd);
+ install_element (VIEW_NODE, &show_memory_bgp_cmd);
+ install_element (VIEW_NODE, &show_memory_ospf_cmd);
+ install_element (VIEW_NODE, &show_memory_ospf6_cmd);
+
+ install_element (ENABLE_NODE, &show_memory_cmd);
+ install_element (ENABLE_NODE, &show_memory_all_cmd);
+ install_element (ENABLE_NODE, &show_memory_lib_cmd);
+ install_element (ENABLE_NODE, &show_memory_rip_cmd);
+ install_element (ENABLE_NODE, &show_memory_bgp_cmd);
+ install_element (ENABLE_NODE, &show_memory_ospf_cmd);
+ install_element (ENABLE_NODE, &show_memory_ospf6_cmd);
+}