[packages/net-snmp.git] / net-snmp-snmpnetstat-getbulk.patch

--- net-snmp-5.4.2.1-dev/apps/snmpnetstat/inet.c	2009-01-22 18:26:23.264301468 +0200
+++ net-snmp-5.4.2.1-dev/apps/snmpnetstat/inet.c	2009-01-22 18:48:30.400620330 +0200
@@ -106,20 +106,65 @@
 };
 #define TCP_NSTATES 11
 
-void
-tcpprotopr(const char *name)
+static void
+tcpprotoprint_line(const char *name, netsnmp_variable_list *vp, int *first)
 {
-    netsnmp_variable_list *var, *vp;
-    oid    tcpConnState_oid[] = { 1,3,6,1,2,1,6,13,1,1 };
-    size_t tcpConnState_len   = OID_LENGTH( tcpConnState_oid );
     int    state, width;
+    char  *cp;
     union {
         struct in_addr addr;
         char      data[4];
     } tmpAddr;
     oid    localPort, remotePort;
     struct in_addr localAddr, remoteAddr;
-    char  *cp;
+
+	state = *vp->val.integer;
+	if (!aflag && state == MIB_TCPCONNSTATE_LISTEN) {
+		return;
+	}
+
+	if (*first) {
+		printf("Active Internet (%s) Connections", name);
+		if (aflag)
+			printf(" (including servers)");
+		putchar('\n');
+		width = Aflag ? 18 : 22;
+		printf("%-5.5s %*.*s %*.*s %s\n",
+			   "Proto", -width, width, "Local Address",
+						-width, width, "Remote Address", "(state)");
+		*first = 0;
+	}
+	
+	/* Extract the local/remote information from the index values */
+	cp = tmpAddr.data;
+	cp[0] = vp->name[ 10 ] & 0xff;
+	cp[1] = vp->name[ 11 ] & 0xff;
+	cp[2] = vp->name[ 12 ] & 0xff;
+	cp[3] = vp->name[ 13 ] & 0xff;
+	localAddr.s_addr = tmpAddr.addr.s_addr;
+	localPort        = ntohs(vp->name[ 14 ]);
+	cp = tmpAddr.data;
+	cp[0] = vp->name[ 15 ] & 0xff;
+	cp[1] = vp->name[ 16 ] & 0xff;
+	cp[2] = vp->name[ 17 ] & 0xff;
+	cp[3] = vp->name[ 18 ] & 0xff;
+	remoteAddr.s_addr = tmpAddr.addr.s_addr;
+	remotePort        = ntohs(vp->name[ 19 ]);
+
+	printf("%-5.5s", name);
+	inetprint(&localAddr,  localPort,  name, 1);
+	inetprint(&remoteAddr, remotePort, name, 0);
+	if (state < 1 || state > TCP_NSTATES) {
+		printf("%d\n", state );
+	} else {
+		printf("%s\n", tcpstates[state]);
+	}
+}
+
+static void
+tcpprotopr_get(const char *name, oid *root, size_t root_len)
+{
+    netsnmp_variable_list *var, *vp;
     int    first = 1;
 
     /*
@@ -127,7 +172,7 @@
      *   the necessary information.
      */
     var = NULL;
-    snmp_varlist_add_variable( &var, tcpConnState_oid, tcpConnState_len,
+    snmp_varlist_add_variable( &var, root, root_len,
                                    ASN_NULL, NULL,  0);
     if (!var)
         return;
@@ -137,45 +182,111 @@
     for (vp = var; vp ; vp=vp->next_variable) {
-        state = *vp->val.integer;
-        if (!aflag && state == MIB_TCPCONNSTATE_LISTEN)
-            continue;
-
-        if (first) {
-            printf("Active Internet (%s) Connections", name);
-            if (aflag)
-                printf(" (including servers)");
-            putchar('\n');
-            width = Aflag ? 18 : 22;
-            printf("%-5.5s %*.*s %*.*s %s\n",
-                   "Proto", -width, width, "Local Address",
-                            -width, width, "Remote Address", "(state)");
-            first=0;
-        }
-        
-        /* Extract the local/remote information from the index values */
-        cp = tmpAddr.data;
-        cp[0] = vp->name[ 10 ] & 0xff;
-        cp[1] = vp->name[ 11 ] & 0xff;
-        cp[2] = vp->name[ 12 ] & 0xff;
-        cp[3] = vp->name[ 13 ] & 0xff;
-        localAddr.s_addr = tmpAddr.addr.s_addr;
-        localPort        = ntohs(vp->name[ 14 ]);
-        cp = tmpAddr.data;
-        cp[0] = vp->name[ 15 ] & 0xff;
-        cp[1] = vp->name[ 16 ] & 0xff;
-        cp[2] = vp->name[ 17 ] & 0xff;
-        cp[3] = vp->name[ 18 ] & 0xff;
-        remoteAddr.s_addr = tmpAddr.addr.s_addr;
-        remotePort        = ntohs(vp->name[ 19 ]);
-
-        printf("%-5.5s", name);
-        inetprint(&localAddr,  localPort,  name, 1);
-        inetprint(&remoteAddr, remotePort, name, 0);
-        if ( state < 1 || state > TCP_NSTATES )
-            printf("%d\n", state );
-        else
-            printf("%s\n", tcpstates[ state ]);
+		tcpprotoprint_line(name, vp, &first);
     }
     snmp_free_varbind( var );
 }
 
+void
+tcpprotopr_bulkget(const char *name, oid *root, size_t root_len)
+{
+    netsnmp_variable_list *vp;
+	netsnmp_pdu    *pdu, *response;
+    oid             tcpConnState_oid[MAX_OID_LEN];
+	size_t          tcpConnState_len;
+    int    first = 1;
+    int    running = 1;
+    int    status;
+
+	/*
+     * setup initial object name
+     */
+	memmove(tcpConnState_oid, root, sizeof(root) * root_len);
+	tcpConnState_len = root_len;
+
+    /*
+     * Walking the tcpConnState column will provide all
+     *   the necessary information.
+     */
+	while (running) {
+        /*
+         * create PDU for GETBULK request and add object name to request
+         */
+        pdu = snmp_pdu_create(SNMP_MSG_GETBULK);
+        pdu->non_repeaters = 0;
+        pdu->max_repetitions = max_getbulk;    /* fill the packet */
+        snmp_add_null_var(pdu, tcpConnState_oid, tcpConnState_len);
+
+        /*
+         * do the request
+         */
+        status = snmp_synch_response(ss, pdu, &response);
+        if (status == STAT_SUCCESS) {
+            if (response->errstat == SNMP_ERR_NOERROR) {
+				for (vp = response->variables; vp ; vp=vp->next_variable) {
+                    if ((vp->name_length < root_len) ||
+							(memcmp(root, vp->name, sizeof(oid) * root_len) != 0)) {
+                        /*
+                         * not part of this subtree
+                         */
+                        running = 0;
+                        continue;
+                    }
+
+					tcpprotoprint_line(name, vp, &first);
+
+                    if ((vp->type != SNMP_ENDOFMIBVIEW) &&
+                        (vp->type != SNMP_NOSUCHOBJECT) &&
+                        (vp->type != SNMP_NOSUCHINSTANCE)) {
+                        /*
+                         * Check if last variable, and if so, save for next request.
+                         */
+                        if (vp->next_variable == NULL) {
+                            memmove(tcpConnState_oid, vp->name,
+                                    vp->name_length * sizeof(oid));
+                            tcpConnState_len = vp->name_length;
+                        }
+                    } else {
+                        /*
+                         * an exception value, so stop
+                         */
+                        running = 0;
+                    }
+				}
+            } else {
+                /*
+                 * error in response, print it
+                 */
+                running = 0;
+            }
+        } else if (status == STAT_TIMEOUT) {
+            running = 0;
+        } else {                /* status == STAT_ERROR */
+            running = 0;
+        }
+
+        if (response) {
+            snmp_free_pdu(response);
+		}
+	}
+}
+
+void
+tcpprotopr(const char *name)
+{
+    oid    tcpConnState_oid[] = { 1,3,6,1,2,1,6,13,1,1 };
+    size_t tcpConnState_len   = OID_LENGTH( tcpConnState_oid );
+	int    use_getbulk = 1;
+
+#ifndef NETSNMP_DISABLE_SNMPV1
+    if (ss->version == SNMP_VERSION_1) {
+        use_getbulk = 0;
+	}
+#endif
+
+	if (use_getbulk) {
+		tcpprotopr_bulkget(name, tcpConnState_oid, tcpConnState_len);
+	} else {
+		tcpprotopr_get(name, tcpConnState_oid, tcpConnState_len);
+	}
+}
+
 /*
--- net-snmp-5.4.2.1/man/snmpnetstat.1.def	2009-01-22 18:43:30.073986008 +0200
+++ net-snmp-5.4.2.1-dev/man/snmpnetstat.1.def	2009-01-22 18:57:34.170565184 +0200
@@ -92,6 +92,12 @@
 traffic on the configured network interfaces.
 The fourth form displays statistics about the named protocol.
 .PP
+.B snmpnetstat
+will issue GETBULK requests to query for information
+if at least protocol version
+.I v2
+is used.
+.PP
 AGENT identifies a target SNMP agent, which is
 instrumented to monitor the given objects.
 At its simplest, the AGENT specification will
@@ -164,6 +170,11 @@
 is also present, show per-protocol routing statistics instead of 
 the routing tables.
 .PP
+.BI \-CR " repeaters"
+For GETBULK requests,
+.I repeaters
+specifies the max-repeaters value to use.
+.PP
 When  snmpnetstat is invoked with an interval argument, it
 displays a running count of statistics related to  network
 interfaces.
--- net-snmp-5.4.2.1/apps/snmpnetstat/main.c	2006-09-15 03:48:50.000000000 +0300
+++ net-snmp-5.4.2.1-dev/apps/snmpnetstat/main.c	2009-01-22 18:48:17.313950236 +0200
@@ -75,9 +75,11 @@
 int	tflag;		/* show i/f watchdog timers */
 int	vflag;		/* be verbose */
 
+
 int	interval;	/* repeat interval for i/f stats */
 char	*intrface;	/* desired i/f for stats, or NULL for all i/fs */
 int	af;		/* address family */
+int     max_getbulk = 512;  /* specifies the max-repeaters value to use with GETBULK requests */
 
 char    *progname = NULL;
 
@@ -231,6 +233,24 @@
 		case 'r':
 			rflag = 1;
 			break;
+		case 'R':
+                        if (optind < argc) {
+                            if (argv[optind]) {
+                                max_getbulk = atoi(argv[optind]);
+                                if (max_getbulk == 0) {
+                                    usage();
+                                    fprintf(stderr, "Bad -CR option: %s\n", 
+                                            argv[optind]);
+                                    exit(1);
+                                }
+                            }
+                        } else {
+                            usage();
+                            fprintf(stderr, "Bad -CR option: no argument given\n");
+                            exit(1);
+                        }
+                        optind++;
+                        break;
 		case 'S':	     /* FreeBSD:
 					NetBSD:  Semi-numeric display
 					OpenBSD: Show route source selector */
--- net-snmp-5.4.2.1/apps/snmpnetstat/netstat.h~	2009-01-22 19:09:36.000000000 +0200
+++ net-snmp-5.4.2.1/apps/snmpnetstat/netstat.h	2009-01-22 19:09:38.270836446 +0200
@@ -62,6 +62,7 @@
 extern char	*intrface;	/* desired i/f for stats, or NULL for all i/fs */
 
 extern int	af;		/* address family */
+extern int  max_getbulk;  /* specifies the max-repeaters value to use with GETBULK requests */
 
 extern	char *__progname; /* program name, from crt0.o */
Commit	Line	Data
75f55b9b ER	1	--- net-snmp-5.4.2.1-dev/apps/snmpnetstat/inet.c 2009-01-22 18:26:23.264301468 +0200
75f55b9b ER	2	+++ net-snmp-5.4.2.1-dev/apps/snmpnetstat/inet.c 2009-01-22 18:48:30.400620330 +0200
85c5e829 ER	3	@@ -106,20 +106,65 @@
	4	};
	5	#define TCP_NSTATES 11
	6
	7	-void
	8	-tcpprotopr(const char *name)
	9	+static void
	10	+tcpprotoprint_line(const char name, netsnmp_variable_list vp, int *first)
67d25278	11	{
85c5e829	12	- netsnmp_variable_list var, vp;
67d25278 ER	13	- oid tcpConnState_oid[] = { 1,3,6,1,2,1,6,13,1,1 };
67d25278 ER	14	- size_t tcpConnState_len = OID_LENGTH( tcpConnState_oid );
67d25278	15	int state, width;
85c5e829	16	+ char *cp;
67d25278 ER	17	union {
67d25278 ER	18	struct in_addr addr;
85c5e829 ER	19	char data[4];
	20	} tmpAddr;
	21	oid localPort, remotePort;
67d25278	22	struct in_addr localAddr, remoteAddr;
85c5e829 ER	23	- char *cp;
	24	+
	25	+ state = *vp->val.integer;
	26	+ if (!aflag && state == MIB_TCPCONNSTATE_LISTEN) {
	27	+ return;
	28	+ }
67d25278	29	+
85c5e829 ER	30	+ if (*first) {
	31	+ printf("Active Internet (%s) Connections", name);
	32	+ if (aflag)
	33	+ printf(" (including servers)");
	34	+ putchar('\n');
	35	+ width = Aflag ? 18 : 22;
	36	+ printf("%-5.5s %.s %.s %s\n",
	37	+ "Proto", -width, width, "Local Address",
	38	+ -width, width, "Remote Address", "(state)");
	39	+ *first = 0;
	40	+ }
	41	+
	42	+ /* Extract the local/remote information from the index values */
	43	+ cp = tmpAddr.data;
	44	+ cp[0] = vp->name[ 10 ] & 0xff;
	45	+ cp[1] = vp->name[ 11 ] & 0xff;
	46	+ cp[2] = vp->name[ 12 ] & 0xff;
	47	+ cp[3] = vp->name[ 13 ] & 0xff;
	48	+ localAddr.s_addr = tmpAddr.addr.s_addr;
	49	+ localPort = ntohs(vp->name[ 14 ]);
	50	+ cp = tmpAddr.data;
	51	+ cp[0] = vp->name[ 15 ] & 0xff;
	52	+ cp[1] = vp->name[ 16 ] & 0xff;
	53	+ cp[2] = vp->name[ 17 ] & 0xff;
	54	+ cp[3] = vp->name[ 18 ] & 0xff;
	55	+ remoteAddr.s_addr = tmpAddr.addr.s_addr;
	56	+ remotePort = ntohs(vp->name[ 19 ]);
67d25278	57	+
85c5e829 ER	58	+ printf("%-5.5s", name);
	59	+ inetprint(&localAddr, localPort, name, 1);
	60	+ inetprint(&remoteAddr, remotePort, name, 0);
	61	+ if (state < 1 \|\| state > TCP_NSTATES) {
	62	+ printf("%d\n", state );
	63	+ } else {
	64	+ printf("%s\n", tcpstates[state]);
	65	+ }
	66	+}
	67	+
	68	+static void
	69	+tcpprotopr_get(const char name, oid root, size_t root_len)
	70	+{
	71	+ netsnmp_variable_list var, vp;
	72	int first = 1;
67d25278 ER	73
67d25278 ER	74	/*
85c5e829	75	@@ -127,7 +172,7 @@
67d25278 ER	76	* the necessary information.
67d25278 ER	77	*/
85c5e829	78	var = NULL;
67d25278	79	- snmp_varlist_add_variable( &var, tcpConnState_oid, tcpConnState_len,
85c5e829 ER	80	+ snmp_varlist_add_variable( &var, root, root_len,
	81	ASN_NULL, NULL, 0);
	82	if (!var)
	83	return;
75f55b9b	84	@@ -137,45 +182,111 @@
85c5e829	85	for (vp = var; vp ; vp=vp->next_variable) {
67d25278 ER	86	- state = *vp->val.integer;
	87	- if (!aflag && state == MIB_TCPCONNSTATE_LISTEN)
	88	- continue;
75f55b9b	89	-
67d25278 ER	90	- if (first) {
	91	- printf("Active Internet (%s) Connections", name);
	92	- if (aflag)
	93	- printf(" (including servers)");
	94	- putchar('\n');
	95	- width = Aflag ? 18 : 22;
	96	- printf("%-5.5s %.s %.s %s\n",
	97	- "Proto", -width, width, "Local Address",
	98	- -width, width, "Remote Address", "(state)");
	99	- first=0;
75f55b9b ER	100	- }
	101	-
	102	- /* Extract the local/remote information from the index values */
	103	- cp = tmpAddr.data;
	104	- cp[0] = vp->name[ 10 ] & 0xff;
	105	- cp[1] = vp->name[ 11 ] & 0xff;
	106	- cp[2] = vp->name[ 12 ] & 0xff;
	107	- cp[3] = vp->name[ 13 ] & 0xff;
	108	- localAddr.s_addr = tmpAddr.addr.s_addr;
	109	- localPort = ntohs(vp->name[ 14 ]);
	110	- cp = tmpAddr.data;
	111	- cp[0] = vp->name[ 15 ] & 0xff;
	112	- cp[1] = vp->name[ 16 ] & 0xff;
	113	- cp[2] = vp->name[ 17 ] & 0xff;
	114	- cp[3] = vp->name[ 18 ] & 0xff;
	115	- remoteAddr.s_addr = tmpAddr.addr.s_addr;
	116	- remotePort = ntohs(vp->name[ 19 ]);
	117	-
	118	- printf("%-5.5s", name);
	119	- inetprint(&localAddr, localPort, name, 1);
	120	- inetprint(&remoteAddr, remotePort, name, 0);
	121	- if ( state < 1 \|\| state > TCP_NSTATES )
	122	- printf("%d\n", state );
	123	- else
	124	- printf("%s\n", tcpstates[ state ]);
	125	+ tcpprotoprint_line(name, vp, &first);
	126	}
	127	snmp_free_varbind( var );
	128	}
	129
85c5e829 ER	130	+void
	131	+tcpprotopr_bulkget(const char name, oid root, size_t root_len)
	132	+{
	133	+ netsnmp_variable_list *vp;
	134	+ netsnmp_pdu pdu, response;
	135	+ oid tcpConnState_oid[MAX_OID_LEN];
	136	+ size_t tcpConnState_len;
	137	+ int first = 1;
	138	+ int running = 1;
	139	+ int status;
	140	+
	141	+ /*
	142	+ * setup initial object name
	143	+ */
	144	+ memmove(tcpConnState_oid, root, sizeof(root) * root_len);
	145	+ tcpConnState_len = root_len;
	146	+
	147	+ /*
	148	+ * Walking the tcpConnState column will provide all
	149	+ * the necessary information.
	150	+ */
	151	+ while (running) {
	152	+ /*
	153	+ * create PDU for GETBULK request and add object name to request
	154	+ */
	155	+ pdu = snmp_pdu_create(SNMP_MSG_GETBULK);
	156	+ pdu->non_repeaters = 0;
75f55b9b	157	+ pdu->max_repetitions = max_getbulk; /* fill the packet */
85c5e829 ER	158	+ snmp_add_null_var(pdu, tcpConnState_oid, tcpConnState_len);
85c5e829 ER	159	+
67d25278 ER	160	+ /*
	161	+ * do the request
	162	+ */
	163	+ status = snmp_synch_response(ss, pdu, &response);
	164	+ if (status == STAT_SUCCESS) {
	165	+ if (response->errstat == SNMP_ERR_NOERROR) {
	166	+ for (vp = response->variables; vp ; vp=vp->next_variable) {
85c5e829 ER	167	+ if ((vp->name_length < root_len) \|\|
85c5e829 ER	168	+ (memcmp(root, vp->name, sizeof(oid) * root_len) != 0)) {
67d25278 ER	169	+ /*
	170	+ * not part of this subtree
	171	+ */
	172	+ running = 0;
	173	+ continue;
	174	+ }
	175	+
85c5e829	176	+ tcpprotoprint_line(name, vp, &first);
67d25278 ER	177	+
	178	+ if ((vp->type != SNMP_ENDOFMIBVIEW) &&
	179	+ (vp->type != SNMP_NOSUCHOBJECT) &&
	180	+ (vp->type != SNMP_NOSUCHINSTANCE)) {
	181	+ /*
	182	+ * Check if last variable, and if so, save for next request.
	183	+ */
	184	+ if (vp->next_variable == NULL) {
67d25278 ER	185	+ memmove(tcpConnState_oid, vp->name,
	186	+ vp->name_length * sizeof(oid));
	187	+ tcpConnState_len = vp->name_length;
67d25278 ER	188	+ }
	189	+ } else {
	190	+ /*
	191	+ * an exception value, so stop
	192	+ */
	193	+ running = 0;
	194	+ }
	195	+ }
	196	+ } else {
	197	+ /*
	198	+ * error in response, print it
	199	+ */
	200	+ running = 0;
	201	+ }
	202	+ } else if (status == STAT_TIMEOUT) {
	203	+ running = 0;
	204	+ } else { /* status == STAT_ERROR */
	205	+ running = 0;
75f55b9b ER	206	+ }
75f55b9b ER	207	+
67d25278 ER	208	+ if (response) {
	209	+ snmp_free_pdu(response);
	210	+ }
85c5e829 ER	211	+ }
	212	+}
	213	+
	214	+void
	215	+tcpprotopr(const char *name)
	216	+{
	217	+ oid tcpConnState_oid[] = { 1,3,6,1,2,1,6,13,1,1 };
	218	+ size_t tcpConnState_len = OID_LENGTH( tcpConnState_oid );
	219	+ int use_getbulk = 1;
	220	+
	221	+#ifndef NETSNMP_DISABLE_SNMPV1
	222	+ if (ss->version == SNMP_VERSION_1) {
	223	+ use_getbulk = 0;
	224	+ }
	225	+#endif
	226	+
	227	+ if (use_getbulk) {
	228	+ tcpprotopr_bulkget(name, tcpConnState_oid, tcpConnState_len);
	229	+ } else {
	230	+ tcpprotopr_get(name, tcpConnState_oid, tcpConnState_len);
67d25278	231	+ }
75f55b9b ER	232	+}
75f55b9b ER	233	+
67d25278	234	/*
75f55b9b ER	235	--- net-snmp-5.4.2.1/man/snmpnetstat.1.def 2009-01-22 18:43:30.073986008 +0200
	236	+++ net-snmp-5.4.2.1-dev/man/snmpnetstat.1.def 2009-01-22 18:57:34.170565184 +0200
	237	@@ -92,6 +92,12 @@
	238	traffic on the configured network interfaces.
	239	The fourth form displays statistics about the named protocol.
	240	.PP
	241	+.B snmpnetstat
	242	+will issue GETBULK requests to query for information
	243	+if at least protocol version
	244	+.I v2
	245	+is used.
	246	+.PP
	247	AGENT identifies a target SNMP agent, which is
	248	instrumented to monitor the given objects.
	249	At its simplest, the AGENT specification will
	250	@@ -164,6 +170,11 @@
	251	is also present, show per-protocol routing statistics instead of
	252	the routing tables.
	253	.PP
	254	+.BI \-CR " repeaters"
	255	+For GETBULK requests,
	256	+.I repeaters
	257	+specifies the max-repeaters value to use.
	258	+.PP
	259	When snmpnetstat is invoked with an interval argument, it
	260	displays a running count of statistics related to network
	261	interfaces.
	262	--- net-snmp-5.4.2.1/apps/snmpnetstat/main.c 2006-09-15 03:48:50.000000000 +0300
	263	+++ net-snmp-5.4.2.1-dev/apps/snmpnetstat/main.c 2009-01-22 18:48:17.313950236 +0200
	264	@@ -75,9 +75,11 @@
	265	int tflag; /* show i/f watchdog timers */
	266	int vflag; /* be verbose */
	267
	268	+
	269	int interval; /* repeat interval for i/f stats */
	270	char intrface; / desired i/f for stats, or NULL for all i/fs */
	271	int af; /* address family */
	272	+int max_getbulk = 512; /* specifies the max-repeaters value to use with GETBULK requests */
	273
	274	char *progname = NULL;
	275
	276	@@ -231,6 +233,24 @@
	277	case 'r':
	278	rflag = 1;
	279	break;
	280	+ case 'R':
	281	+ if (optind < argc) {
	282	+ if (argv[optind]) {
	283	+ max_getbulk = atoi(argv[optind]);
	284	+ if (max_getbulk == 0) {
	285	+ usage();
	286	+ fprintf(stderr, "Bad -CR option: %s\n",
	287	+ argv[optind]);
	288	+ exit(1);
	289	+ }
	290	+ }
	291	+ } else {
	292	+ usage();
	293	+ fprintf(stderr, "Bad -CR option: no argument given\n");
	294	+ exit(1);
	295	+ }
	296	+ optind++;
	297	+ break;
	298	case 'S': /* FreeBSD:
299	NetBSD: Semi-numeric display
300	OpenBSD: Show route source selector */
301	--- net-snmp-5.4.2.1/apps/snmpnetstat/netstat.h~ 2009-01-22 19:09:36.000000000 +0200
302	+++ net-snmp-5.4.2.1/apps/snmpnetstat/netstat.h 2009-01-22 19:09:38.270836446 +0200
303	@@ -62,6 +62,7 @@
304	extern char intrface; / desired i/f for stats, or NULL for all i/fs */
305
306	extern int af; /* address family */
307	+extern int max_getbulk; /* specifies the max-repeaters value to use with GETBULK requests */
308
309	extern char __progname; / program name, from crt0.o */
310