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-rw-r--r--src/.deps/bsnmp-regex.Po93
-rw-r--r--src/.deps/regex_tree.Po45
-rw-r--r--src/.deps/regextree.Po45
-rw-r--r--src/Makefile.am12
-rw-r--r--src/bsnmp-regex.c171
-rw-r--r--src/regex-tree.def15
-rw-r--r--src/regex_oid.h3
-rw-r--r--src/usuals.h32
8 files changed, 416 insertions, 0 deletions
diff --git a/src/.deps/bsnmp-regex.Po b/src/.deps/bsnmp-regex.Po
new file mode 100644
index 0000000..6d1d5f1
--- /dev/null
+++ b/src/.deps/bsnmp-regex.Po
@@ -0,0 +1,93 @@
+bsnmp-regex.o bsnmp-regex.o: bsnmp-regex.c usuals.h \
+ /usr/include/sys/types.h /usr/include/sys/cdefs.h \
+ /usr/include/machine/endian.h /usr/include/sys/_types.h \
+ /usr/include/machine/_types.h /usr/include/sys/_pthreadtypes.h \
+ /usr/include/sys/select.h /usr/include/sys/_sigset.h \
+ /usr/include/sys/_timeval.h /usr/include/sys/timespec.h ../config.h \
+ /usr/include/errno.h /usr/include/stdint.h \
+ /usr/include/machine/_stdint.h /usr/include/stdio.h \
+ /usr/include/sys/_null.h /usr/include/stdlib.h /usr/include/string.h \
+ /usr/include/strings.h /usr/include/sys/queue.h /usr/include/syslog.h \
+ /usr/include/unistd.h /usr/include/sys/unistd.h \
+ /usr/include/bsnmp/snmpmod.h /usr/include/sys/socket.h \
+ /usr/include/sys/_iovec.h /usr/include/machine/param.h \
+ /usr/include/net/if.h /usr/include/sys/time.h /usr/include/time.h \
+ /usr/include/netinet/in.h /usr/include/netinet6/in6.h \
+ /usr/include/bsnmp/asn1.h /usr/include/bsnmp/snmp.h \
+ /usr/include/bsnmp/snmpagent.h regex_tree.h regex_oid.h
+
+usuals.h:
+
+/usr/include/sys/types.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/machine/endian.h:
+
+/usr/include/sys/_types.h:
+
+/usr/include/machine/_types.h:
+
+/usr/include/sys/_pthreadtypes.h:
+
+/usr/include/sys/select.h:
+
+/usr/include/sys/_sigset.h:
+
+/usr/include/sys/_timeval.h:
+
+/usr/include/sys/timespec.h:
+
+../config.h:
+
+/usr/include/errno.h:
+
+/usr/include/stdint.h:
+
+/usr/include/machine/_stdint.h:
+
+/usr/include/stdio.h:
+
+/usr/include/sys/_null.h:
+
+/usr/include/stdlib.h:
+
+/usr/include/string.h:
+
+/usr/include/strings.h:
+
+/usr/include/sys/queue.h:
+
+/usr/include/syslog.h:
+
+/usr/include/unistd.h:
+
+/usr/include/sys/unistd.h:
+
+/usr/include/bsnmp/snmpmod.h:
+
+/usr/include/sys/socket.h:
+
+/usr/include/sys/_iovec.h:
+
+/usr/include/machine/param.h:
+
+/usr/include/net/if.h:
+
+/usr/include/sys/time.h:
+
+/usr/include/time.h:
+
+/usr/include/netinet/in.h:
+
+/usr/include/netinet6/in6.h:
+
+/usr/include/bsnmp/asn1.h:
+
+/usr/include/bsnmp/snmp.h:
+
+/usr/include/bsnmp/snmpagent.h:
+
+regex_tree.h:
+
+regex_oid.h:
diff --git a/src/.deps/regex_tree.Po b/src/.deps/regex_tree.Po
new file mode 100644
index 0000000..eaaa64e
--- /dev/null
+++ b/src/.deps/regex_tree.Po
@@ -0,0 +1,45 @@
+regex_tree.o regex_tree.o: regex_tree.c /usr/include/sys/types.h \
+ /usr/include/sys/cdefs.h /usr/include/machine/endian.h \
+ /usr/include/sys/_types.h /usr/include/machine/_types.h \
+ /usr/include/sys/_pthreadtypes.h /usr/include/sys/select.h \
+ /usr/include/sys/_sigset.h /usr/include/sys/_timeval.h \
+ /usr/include/sys/timespec.h /usr/include/stdio.h \
+ /usr/include/sys/_null.h /usr/include/stdint.h \
+ /usr/include/machine/_stdint.h /usr/include/bsnmp/asn1.h \
+ /usr/include/bsnmp/snmp.h /usr/include/bsnmp/snmpagent.h regex_tree.h
+
+/usr/include/sys/types.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/machine/endian.h:
+
+/usr/include/sys/_types.h:
+
+/usr/include/machine/_types.h:
+
+/usr/include/sys/_pthreadtypes.h:
+
+/usr/include/sys/select.h:
+
+/usr/include/sys/_sigset.h:
+
+/usr/include/sys/_timeval.h:
+
+/usr/include/sys/timespec.h:
+
+/usr/include/stdio.h:
+
+/usr/include/sys/_null.h:
+
+/usr/include/stdint.h:
+
+/usr/include/machine/_stdint.h:
+
+/usr/include/bsnmp/asn1.h:
+
+/usr/include/bsnmp/snmp.h:
+
+/usr/include/bsnmp/snmpagent.h:
+
+regex_tree.h:
diff --git a/src/.deps/regextree.Po b/src/.deps/regextree.Po
new file mode 100644
index 0000000..a399d57
--- /dev/null
+++ b/src/.deps/regextree.Po
@@ -0,0 +1,45 @@
+regextree.o regextree.o: regextree.c /usr/include/sys/types.h \
+ /usr/include/sys/cdefs.h /usr/include/machine/endian.h \
+ /usr/include/sys/_types.h /usr/include/machine/_types.h \
+ /usr/include/sys/_pthreadtypes.h /usr/include/sys/select.h \
+ /usr/include/sys/_sigset.h /usr/include/sys/_timeval.h \
+ /usr/include/sys/timespec.h /usr/include/stdio.h \
+ /usr/include/sys/_null.h /usr/include/stdint.h \
+ /usr/include/machine/_stdint.h /usr/include/bsnmp/asn1.h \
+ /usr/include/bsnmp/snmp.h /usr/include/bsnmp/snmpagent.h regextree.h
+
+/usr/include/sys/types.h:
+
+/usr/include/sys/cdefs.h:
+
+/usr/include/machine/endian.h:
+
+/usr/include/sys/_types.h:
+
+/usr/include/machine/_types.h:
+
+/usr/include/sys/_pthreadtypes.h:
+
+/usr/include/sys/select.h:
+
+/usr/include/sys/_sigset.h:
+
+/usr/include/sys/_timeval.h:
+
+/usr/include/sys/timespec.h:
+
+/usr/include/stdio.h:
+
+/usr/include/sys/_null.h:
+
+/usr/include/stdint.h:
+
+/usr/include/machine/_stdint.h:
+
+/usr/include/bsnmp/asn1.h:
+
+/usr/include/bsnmp/snmp.h:
+
+/usr/include/bsnmp/snmpagent.h:
+
+regextree.h:
diff --git a/src/Makefile.am b/src/Makefile.am
new file mode 100644
index 0000000..9758f1a
--- /dev/null
+++ b/src/Makefile.am
@@ -0,0 +1,12 @@
+
+lib_LTLIBRARIES = libsnmp_regex.la
+libsnmp_regex_la_LDFLAGS =
+libsnmp_regex_la_SOURCES = regex_tree.c regex_tree.h regex_oid.h \
+ bsnmp-regex.c
+
+regex_tree.c: regex-tree.def
+ gensnmptree -p regex_ < regex-tree.def
+ gensnmptree -e regexData > regex_oid.h < regex-tree.def
+
+CLEANFILES = regex_tree.* \
+ regex_oid.h
diff --git a/src/bsnmp-regex.c b/src/bsnmp-regex.c
new file mode 100644
index 0000000..a3a7385
--- /dev/null
+++ b/src/bsnmp-regex.c
@@ -0,0 +1,171 @@
+
+#include "usuals.h"
+
+#include <sys/queue.h>
+#include <sys/select.h>
+#include <syslog.h>
+#include <unistd.h>
+
+#include <bsnmp/snmpmod.h>
+
+#include "regex_tree.h"
+#include "regex_oid.h"
+
+/* our module handle */
+static struct lmodule *module;
+
+/* OIDs */
+static const struct asn_oid oid_regex = OIDX_regexData;
+
+/* the Object Resource registration index */
+static u_int reg_index;
+
+/* last time we've fetch the peer list */
+static uint64_t peers_tick;
+
+/* request sequence number generator */
+static uint16_t seqno;
+
+struct data_entry {
+ uint32_t index;
+ TAILQ_ENTRY(data_entry) link;
+
+ char *descr;
+ uint64_t last_update;
+ uint64_t value;
+};
+
+TAILQ_HEAD(data_entry_list, data_entry);
+
+/* list of peers */
+static struct data_entry_list entries = TAILQ_HEAD_INITIALIZER(entries);
+static uint32_t entry_count = 0;
+
+/* the initialisation function */
+static int
+module_init(struct lmodule *mod, int argc, char *argv[])
+{
+ module = mod;
+
+ if (argc != 0) {
+ syslog(LOG_ERR, "bad number of arguments for %s", __func__);
+ return (EINVAL);
+ }
+
+ return 0;
+}
+
+/* Module is started */
+static void
+module_start(void)
+{
+ reg_index = or_register(&oid_regex, "The MIB for regex data.", module);
+}
+
+/* Called, when the module is to be unloaded after it was successfully loaded */
+static int
+module_fini(void)
+{
+ or_unregister(reg_index);
+ return 0;
+}
+
+const struct snmp_module config = {
+ .comment = "This module implements SNMP listing of data from regular expressions",
+ .init = module_init,
+ .start = module_start,
+ .fini = module_fini,
+ .tree = regex_ctree,
+ .tree_size = regex_CTREE_SIZE,
+};
+
+/* System variables - read-only scalars only. */
+int
+op_data (struct snmp_context *ctx, struct snmp_value *value,
+ u_int sub, u_int iidx, enum snmp_op op)
+{
+ asn_subid_t which = value->var.subs[sub - 1];
+
+ switch (op) {
+ case SNMP_OP_GET:
+ break;
+
+ case SNMP_OP_SET:
+ return SNMP_ERR_NOT_WRITEABLE;
+
+ default:
+ ASSERT(0);
+ break;
+ }
+
+ switch (which) {
+ case LEAF_dataCount:
+ value->v.integer = entry_count;
+ break;
+
+ default:
+ ASSERT(0);
+ break;
+ }
+
+ return SNMP_ERR_NOERROR;
+}
+
+int
+op_dataentry (struct snmp_context *ctx, struct snmp_value *value,
+ u_int sub, u_int iidx, enum snmp_op op)
+{
+ asn_subid_t which = value->var.subs[sub - 1];
+ struct data_entry *data;
+
+ switch (op) {
+ case SNMP_OP_GETNEXT:
+ data = NEXT_OBJECT_INT (&entries, &value->var, sub);
+ if (data == NULL)
+ return SNMP_ERR_NOSUCHNAME;
+ value->var.len = sub + 1;
+ value->var.subs[sub] = data->index;
+ break;
+
+ case SNMP_OP_GET:
+ data = FIND_OBJECT_INT (&entries, &value->var, sub);
+ if (data == NULL)
+ return SNMP_ERR_NOSUCHNAME;
+ break;
+
+ case SNMP_OP_SET:
+ if (index_decode (&value->var, sub, iidx, &data))
+ return SNMP_ERR_NO_CREATION;
+ data = FIND_OBJECT_INT (&entries, &value->var, sub);
+ if (data != NULL)
+ return SNMP_ERR_NOT_WRITEABLE;
+ return SNMP_ERR_NO_CREATION;
+
+ default:
+ ASSERT(0);
+ break;
+ }
+
+ switch (which) {
+ case LEAF_dataIndex:
+ value->v.integer = data->index;
+ break;
+
+ case LEAF_dataDescr:
+ return (string_get (value, data->descr, -1));
+
+ case LEAF_dataLast:
+ value->v.uint32 = data->last_update;
+ break;
+
+ case LEAF_dataValue:
+ value->v.uint32 = data->value;
+ break;
+
+ default:
+ ASSERT(0);
+ break;
+ };
+
+ return SNMP_ERR_NOERROR;
+}
diff --git a/src/regex-tree.def b/src/regex-tree.def
new file mode 100644
index 0000000..8a631b9
--- /dev/null
+++ b/src/regex-tree.def
@@ -0,0 +1,15 @@
+(1 internet
+ (4 private
+ (1 enterprises
+ (10277 regexData
+ (1 dataCount INTEGER op_data GET)
+ (2 dataEntry : INTEGER op_dataentry
+ (1 dataIndex INTEGER GET)
+ (2 dataDescr OCTETSTRING GET)
+ (3 dataLast TIMETICKS GET)
+ (4 dataValue INTEGER GET)
+ )
+ )
+ )
+ )
+)
diff --git a/src/regex_oid.h b/src/regex_oid.h
new file mode 100644
index 0000000..221f029
--- /dev/null
+++ b/src/regex_oid.h
@@ -0,0 +1,3 @@
+#define OID_regexData 10277
+#define OIDLEN_regexData 7
+#define OIDX_regexData { 7, { 1, 3, 6, 1, 4, 1, 10277, } }
diff --git a/src/usuals.h b/src/usuals.h
new file mode 100644
index 0000000..6dc7b08
--- /dev/null
+++ b/src/usuals.h
@@ -0,0 +1,32 @@
+
+#ifndef __USUALS_H__
+#define __USUALS_H__
+
+#include <sys/types.h>
+
+#include "config.h"
+
+#include <errno.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifndef max
+#define max(a,b) (((a) > (b)) ? (a) : (b))
+#endif
+
+#ifndef min
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+#endif
+
+#define countof(x) (sizeof(x) / sizeof(x[0]))
+
+#ifdef _DEBUG
+ #include "assert.h"
+ #define ASSERT(x) assert(x)
+#else
+ #define ASSERT(x)
+#endif
+
+#endif /* __USUALS_H__ */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 05:19:50 +0000