#define SMUX_MAX_FAILURE 3
/* SNMP tree. */
-struct subtree
-{
- /* Tree's oid. */
- oid name[MAX_OID_LEN];
- u_char name_len;
+struct subtree {
+ /* Tree's oid. */
+ oid name[MAX_OID_LEN];
+ u_char name_len;
- /* List of the variables. */
- struct variable *variables;
+ /* List of the variables. */
+ struct variable *variables;
- /* Length of the variables list. */
- int variables_num;
+ /* Length of the variables list. */
+ int variables_num;
- /* Width of the variables list. */
- int variables_width;
+ /* Width of the variables list. */
+ int variables_width;
- /* Registered flag. */
- int registered;
+ /* Registered flag. */
+ int registered;
};
#define min(A,B) ((A) < (B) ? (A) : (B))
-enum smux_event {SMUX_SCHEDULE, SMUX_CONNECT, SMUX_READ};
+enum smux_event { SMUX_SCHEDULE, SMUX_CONNECT, SMUX_READ };
-void smux_event (enum smux_event, int);
+void smux_event(enum smux_event, int);
/* SMUX socket. */
int fail = 0;
/* SMUX node. */
-static struct cmd_node smux_node =
-{
- SMUX_NODE,
- "" /* SMUX has no interface. */
+static struct cmd_node smux_node = {
+ SMUX_NODE, "" /* SMUX has no interface. */
};
/* thread master */
static struct thread_master *smux_master;
-static int
-oid_compare_part (oid *o1, int o1_len, oid *o2, int o2_len)
+static int oid_compare_part(oid *o1, int o1_len, oid *o2, int o2_len)
{
- int i;
-
- for (i = 0; i < min (o1_len, o2_len); i++)
- {
- if (o1[i] < o2[i])
- return -1;
- else if (o1[i] > o2[i])
- return 1;
- }
- if (o1_len < o2_len)
- return -1;
-
- return 0;
+ int i;
+
+ for (i = 0; i < min(o1_len, o2_len); i++) {
+ if (o1[i] < o2[i])
+ return -1;
+ else if (o1[i] > o2[i])
+ return 1;
+ }
+ if (o1_len < o2_len)
+ return -1;
+
+ return 0;
}
-static void
-smux_oid_dump (const char *prefix, const oid *oid, size_t oid_len)
+static void smux_oid_dump(const char *prefix, const oid *oid, size_t oid_len)
{
- unsigned int i;
- int first = 1;
- char buf[MAX_OID_LEN * 3];
-
- buf[0] = '\0';
-
- for (i = 0; i < oid_len; i++)
- {
- sprintf (buf + strlen (buf), "%s%d", first ? "" : ".", (int) oid[i]);
- first = 0;
- }
- zlog_debug ("%s: %s", prefix, buf);
+ unsigned int i;
+ int first = 1;
+ char buf[MAX_OID_LEN * 3];
+
+ buf[0] = '\0';
+
+ for (i = 0; i < oid_len; i++) {
+ sprintf(buf + strlen(buf), "%s%d", first ? "" : ".",
+ (int)oid[i]);
+ first = 0;
+ }
+ zlog_debug("%s: %s", prefix, buf);
}
-static int
-smux_socket (void)
+static int smux_socket(void)
{
- int ret;
- struct addrinfo hints, *res0, *res;
- int gai;
- int sock = 0;
-
- memset(&hints, 0, sizeof(hints));
- hints.ai_family = PF_UNSPEC;
- hints.ai_socktype = SOCK_STREAM;
- gai = getaddrinfo(NULL, "smux", &hints, &res0);
- if (gai == EAI_SERVICE)
- {
- char servbuf[NI_MAXSERV];
- sprintf(servbuf,"%d",SMUX_PORT_DEFAULT);
- servbuf[sizeof (servbuf) - 1] = '\0';
- gai = getaddrinfo(NULL, servbuf, &hints, &res0);
- }
- if (gai)
- {
- zlog_warn("Cannot locate loopback service smux");
- return -1;
- }
- for(res=res0; res; res=res->ai_next)
- {
- if (res->ai_family != AF_INET
- && res->ai_family != AF_INET6
- )
- continue;
-
- sock = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
- if (sock < 0)
- continue;
- sockopt_reuseaddr (sock);
- sockopt_reuseport (sock);
- ret = connect (sock, res->ai_addr, res->ai_addrlen);
- if (ret < 0)
- {
- close(sock);
- sock = -1;
- continue;
+ int ret;
+ struct addrinfo hints, *res0, *res;
+ int gai;
+ int sock = 0;
+
+ memset(&hints, 0, sizeof(hints));
+ hints.ai_family = PF_UNSPEC;
+ hints.ai_socktype = SOCK_STREAM;
+ gai = getaddrinfo(NULL, "smux", &hints, &res0);
+ if (gai == EAI_SERVICE) {
+ char servbuf[NI_MAXSERV];
+ sprintf(servbuf, "%d", SMUX_PORT_DEFAULT);
+ servbuf[sizeof(servbuf) - 1] = '\0';
+ gai = getaddrinfo(NULL, servbuf, &hints, &res0);
+ }
+ if (gai) {
+ zlog_warn("Cannot locate loopback service smux");
+ return -1;
+ }
+ for (res = res0; res; res = res->ai_next) {
+ if (res->ai_family != AF_INET && res->ai_family != AF_INET6)
+ continue;
+
+ sock = socket(res->ai_family, res->ai_socktype,
+ res->ai_protocol);
+ if (sock < 0)
+ continue;
+ sockopt_reuseaddr(sock);
+ sockopt_reuseport(sock);
+ ret = connect(sock, res->ai_addr, res->ai_addrlen);
+ if (ret < 0) {
+ close(sock);
+ sock = -1;
+ continue;
+ }
+ break;
}
- break;
- }
- freeaddrinfo(res0);
- if (sock < 0)
- zlog_warn ("Can't connect to SNMP agent with SMUX");
- return sock;
+ freeaddrinfo(res0);
+ if (sock < 0)
+ zlog_warn("Can't connect to SNMP agent with SMUX");
+ return sock;
}
-static void
-smux_getresp_send (oid objid[], size_t objid_len, long reqid, long errstat,
- long errindex, u_char val_type, void *arg, size_t arg_len)
+static void smux_getresp_send(oid objid[], size_t objid_len, long reqid,
+ long errstat, long errindex, u_char val_type,
+ void *arg, size_t arg_len)
{
- u_char buf[BUFSIZ];
- u_char *ptr, *h1, *h1e, *h2, *h2e;
- size_t len, length;
-
- ptr = buf;
- len = BUFSIZ;
- length = len;
-
- if (debug_smux)
- {
- zlog_debug ("SMUX GETRSP send");
- zlog_debug ("SMUX GETRSP reqid: %ld", reqid);
- }
-
- h1 = ptr;
- /* Place holder h1 for complete sequence */
- ptr = asn_build_sequence (ptr, &len, (u_char) SMUX_GETRSP, 0);
- h1e = ptr;
-
- ptr = asn_build_int (ptr, &len,
- (u_char) (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &reqid, sizeof (reqid));
-
- if (debug_smux)
- zlog_debug ("SMUX GETRSP errstat: %ld", errstat);
-
- ptr = asn_build_int (ptr, &len,
- (u_char) (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &errstat, sizeof (errstat));
- if (debug_smux)
- zlog_debug ("SMUX GETRSP errindex: %ld", errindex);
-
- ptr = asn_build_int (ptr, &len,
- (u_char) (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &errindex, sizeof (errindex));
-
- h2 = ptr;
- /* Place holder h2 for one variable */
- ptr = asn_build_sequence (ptr, &len,
- (u_char)(ASN_SEQUENCE | ASN_CONSTRUCTOR),
- 0);
- h2e = ptr;
-
- ptr = snmp_build_var_op (ptr, objid, &objid_len,
- val_type, arg_len, arg, &len);
-
- /* Now variable size is known, fill in size */
- asn_build_sequence(h2,&length,(u_char)(ASN_SEQUENCE|ASN_CONSTRUCTOR),ptr-h2e);
-
- /* Fill in size of whole sequence */
- asn_build_sequence(h1,&length,(u_char)SMUX_GETRSP,ptr-h1e);
-
- if (debug_smux)
- zlog_debug ("SMUX getresp send: %td", (ptr - buf));
-
- send (smux_sock, buf, (ptr - buf), 0);
+ u_char buf[BUFSIZ];
+ u_char *ptr, *h1, *h1e, *h2, *h2e;
+ size_t len, length;
+
+ ptr = buf;
+ len = BUFSIZ;
+ length = len;
+
+ if (debug_smux) {
+ zlog_debug("SMUX GETRSP send");
+ zlog_debug("SMUX GETRSP reqid: %ld", reqid);
+ }
+
+ h1 = ptr;
+ /* Place holder h1 for complete sequence */
+ ptr = asn_build_sequence(ptr, &len, (u_char)SMUX_GETRSP, 0);
+ h1e = ptr;
+
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ &reqid, sizeof(reqid));
+
+ if (debug_smux)
+ zlog_debug("SMUX GETRSP errstat: %ld", errstat);
+
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ &errstat, sizeof(errstat));
+ if (debug_smux)
+ zlog_debug("SMUX GETRSP errindex: %ld", errindex);
+
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ &errindex, sizeof(errindex));
+
+ h2 = ptr;
+ /* Place holder h2 for one variable */
+ ptr = asn_build_sequence(ptr, &len,
+ (u_char)(ASN_SEQUENCE | ASN_CONSTRUCTOR), 0);
+ h2e = ptr;
+
+ ptr = snmp_build_var_op(ptr, objid, &objid_len, val_type, arg_len, arg,
+ &len);
+
+ /* Now variable size is known, fill in size */
+ asn_build_sequence(h2, &length,
+ (u_char)(ASN_SEQUENCE | ASN_CONSTRUCTOR), ptr - h2e);
+
+ /* Fill in size of whole sequence */
+ asn_build_sequence(h1, &length, (u_char)SMUX_GETRSP, ptr - h1e);
+
+ if (debug_smux)
+ zlog_debug("SMUX getresp send: %td", (ptr - buf));
+
+ send(smux_sock, buf, (ptr - buf), 0);
}
-static u_char *
-smux_var (u_char *ptr, size_t len, oid objid[], size_t *objid_len,
- size_t *var_val_len,
- u_char *var_val_type,
- void **var_value)
+static u_char *smux_var(u_char *ptr, size_t len, oid objid[], size_t *objid_len,
+ size_t *var_val_len, u_char *var_val_type,
+ void **var_value)
{
- u_char type;
- u_char val_type;
- size_t val_len;
- u_char *val;
-
- if (debug_smux)
- zlog_debug ("SMUX var parse: len %zd", len);
-
- /* Parse header. */
- ptr = asn_parse_header (ptr, &len, &type);
-
- if (debug_smux)
- {
- zlog_debug ("SMUX var parse: type %d len %zd", type, len);
- zlog_debug ("SMUX var parse: type must be %d",
- (ASN_SEQUENCE | ASN_CONSTRUCTOR));
- }
-
- /* Parse var option. */
- *objid_len = MAX_OID_LEN;
- ptr = snmp_parse_var_op(ptr, objid, objid_len, &val_type,
- &val_len, &val, &len);
-
- if (var_val_len)
- *var_val_len = val_len;
-
- if (var_value)
- *var_value = (void*) val;
-
- if (var_val_type)
- *var_val_type = val_type;
-
- /* Requested object id length is objid_len. */
- if (debug_smux)
- smux_oid_dump ("Request OID", objid, *objid_len);
-
- if (debug_smux)
- zlog_debug ("SMUX val_type: %d", val_type);
-
- /* Check request value type. */
- if (debug_smux)
- switch (val_type)
- {
- case ASN_NULL:
- /* In case of SMUX_GET or SMUX_GET_NEXT val_type is set to
- ASN_NULL. */
- zlog_debug ("ASN_NULL");
- break;
-
- case ASN_INTEGER:
- zlog_debug ("ASN_INTEGER");
- break;
- case ASN_COUNTER:
- case ASN_GAUGE:
- case ASN_TIMETICKS:
- case ASN_UINTEGER:
- zlog_debug ("ASN_COUNTER");
- break;
- case ASN_COUNTER64:
- zlog_debug ("ASN_COUNTER64");
- break;
- case ASN_IPADDRESS:
- zlog_debug ("ASN_IPADDRESS");
- break;
- case ASN_OCTET_STR:
- zlog_debug ("ASN_OCTET_STR");
- break;
- case ASN_OPAQUE:
- case ASN_NSAP:
- case ASN_OBJECT_ID:
- zlog_debug ("ASN_OPAQUE");
- break;
- case SNMP_NOSUCHOBJECT:
- zlog_debug ("SNMP_NOSUCHOBJECT");
- break;
- case SNMP_NOSUCHINSTANCE:
- zlog_debug ("SNMP_NOSUCHINSTANCE");
- break;
- case SNMP_ENDOFMIBVIEW:
- zlog_debug ("SNMP_ENDOFMIBVIEW");
- break;
- case ASN_BIT_STR:
- zlog_debug ("ASN_BIT_STR");
- break;
- default:
- zlog_debug ("Unknown type");
- break;
- }
- return ptr;
+ u_char type;
+ u_char val_type;
+ size_t val_len;
+ u_char *val;
+
+ if (debug_smux)
+ zlog_debug("SMUX var parse: len %zd", len);
+
+ /* Parse header. */
+ ptr = asn_parse_header(ptr, &len, &type);
+
+ if (debug_smux) {
+ zlog_debug("SMUX var parse: type %d len %zd", type, len);
+ zlog_debug("SMUX var parse: type must be %d",
+ (ASN_SEQUENCE | ASN_CONSTRUCTOR));
+ }
+
+ /* Parse var option. */
+ *objid_len = MAX_OID_LEN;
+ ptr = snmp_parse_var_op(ptr, objid, objid_len, &val_type, &val_len,
+ &val, &len);
+
+ if (var_val_len)
+ *var_val_len = val_len;
+
+ if (var_value)
+ *var_value = (void *)val;
+
+ if (var_val_type)
+ *var_val_type = val_type;
+
+ /* Requested object id length is objid_len. */
+ if (debug_smux)
+ smux_oid_dump("Request OID", objid, *objid_len);
+
+ if (debug_smux)
+ zlog_debug("SMUX val_type: %d", val_type);
+
+ /* Check request value type. */
+ if (debug_smux)
+ switch (val_type) {
+ case ASN_NULL:
+ /* In case of SMUX_GET or SMUX_GET_NEXT val_type is set
+ to
+ ASN_NULL. */
+ zlog_debug("ASN_NULL");
+ break;
+
+ case ASN_INTEGER:
+ zlog_debug("ASN_INTEGER");
+ break;
+ case ASN_COUNTER:
+ case ASN_GAUGE:
+ case ASN_TIMETICKS:
+ case ASN_UINTEGER:
+ zlog_debug("ASN_COUNTER");
+ break;
+ case ASN_COUNTER64:
+ zlog_debug("ASN_COUNTER64");
+ break;
+ case ASN_IPADDRESS:
+ zlog_debug("ASN_IPADDRESS");
+ break;
+ case ASN_OCTET_STR:
+ zlog_debug("ASN_OCTET_STR");
+ break;
+ case ASN_OPAQUE:
+ case ASN_NSAP:
+ case ASN_OBJECT_ID:
+ zlog_debug("ASN_OPAQUE");
+ break;
+ case SNMP_NOSUCHOBJECT:
+ zlog_debug("SNMP_NOSUCHOBJECT");
+ break;
+ case SNMP_NOSUCHINSTANCE:
+ zlog_debug("SNMP_NOSUCHINSTANCE");
+ break;
+ case SNMP_ENDOFMIBVIEW:
+ zlog_debug("SNMP_ENDOFMIBVIEW");
+ break;
+ case ASN_BIT_STR:
+ zlog_debug("ASN_BIT_STR");
+ break;
+ default:
+ zlog_debug("Unknown type");
+ break;
+ }
+ return ptr;
}
/* NOTE: all 3 functions (smux_set, smux_get & smux_getnext) are based on
ucd-snmp smux and as such suppose, that the peer receives in the message
only one variable. Fortunately, IBM seems to do the same in AIX. */
-static int
-smux_set (oid *reqid, size_t *reqid_len,
- u_char val_type, void *val, size_t val_len, int action)
+static int smux_set(oid *reqid, size_t *reqid_len, u_char val_type, void *val,
+ size_t val_len, int action)
{
- int j;
- struct subtree *subtree;
- struct variable *v;
- int subresult;
- oid *suffix;
- size_t suffix_len;
- int result;
- u_char *statP = NULL;
- WriteMethod *write_method = NULL;
- struct listnode *node, *nnode;
-
- /* Check */
- for (ALL_LIST_ELEMENTS (treelist, node, nnode, subtree))
- {
- subresult = oid_compare_part (reqid, *reqid_len,
- subtree->name, subtree->name_len);
-
- /* Subtree matched. */
- if (subresult == 0)
- {
- /* Prepare suffix. */
- suffix = reqid + subtree->name_len;
- suffix_len = *reqid_len - subtree->name_len;
- result = subresult;
-
- /* Check variables. */
- for (j = 0; j < subtree->variables_num; j++)
- {
- v = &subtree->variables[j];
-
- /* Always check suffix */
- result = oid_compare_part (suffix, suffix_len,
- v->name, v->namelen);
-
- /* This is exact match so result must be zero. */
- if (result == 0)
- {
- if (debug_smux)
- zlog_debug ("SMUX function call index is %d", v->magic);
-
- statP = (*v->findVar) (v, suffix, &suffix_len, 1,
- &val_len, &write_method);
-
- if (write_method)
- {
- return (*write_method)(action, val, val_type, val_len,
- statP, suffix, suffix_len);
- }
- else
- {
- return SNMP_ERR_READONLY;
- }
- }
-
- /* If above execution is failed or oid is small (so
- there is no further match). */
- if (result < 0)
- return SNMP_ERR_NOSUCHNAME;
- }
- }
- }
- return SNMP_ERR_NOSUCHNAME;
+ int j;
+ struct subtree *subtree;
+ struct variable *v;
+ int subresult;
+ oid *suffix;
+ size_t suffix_len;
+ int result;
+ u_char *statP = NULL;
+ WriteMethod *write_method = NULL;
+ struct listnode *node, *nnode;
+
+ /* Check */
+ for (ALL_LIST_ELEMENTS(treelist, node, nnode, subtree)) {
+ subresult = oid_compare_part(reqid, *reqid_len, subtree->name,
+ subtree->name_len);
+
+ /* Subtree matched. */
+ if (subresult == 0) {
+ /* Prepare suffix. */
+ suffix = reqid + subtree->name_len;
+ suffix_len = *reqid_len - subtree->name_len;
+ result = subresult;
+
+ /* Check variables. */
+ for (j = 0; j < subtree->variables_num; j++) {
+ v = &subtree->variables[j];
+
+ /* Always check suffix */
+ result = oid_compare_part(suffix, suffix_len,
+ v->name, v->namelen);
+
+ /* This is exact match so result must be zero.
+ */
+ if (result == 0) {
+ if (debug_smux)
+ zlog_debug(
+ "SMUX function call index is %d",
+ v->magic);
+
+ statP = (*v->findVar)(
+ v, suffix, &suffix_len, 1,
+ &val_len, &write_method);
+
+ if (write_method) {
+ return (*write_method)(
+ action, val, val_type,
+ val_len, statP, suffix,
+ suffix_len);
+ } else {
+ return SNMP_ERR_READONLY;
+ }
+ }
+
+ /* If above execution is failed or oid is small
+ (so
+ there is no further match). */
+ if (result < 0)
+ return SNMP_ERR_NOSUCHNAME;
+ }
+ }
+ }
+ return SNMP_ERR_NOSUCHNAME;
}
-static int
-smux_get (oid *reqid, size_t *reqid_len, int exact,
- u_char *val_type,void **val, size_t *val_len)
+static int smux_get(oid *reqid, size_t *reqid_len, int exact, u_char *val_type,
+ void **val, size_t *val_len)
{
- int j;
- struct subtree *subtree;
- struct variable *v;
- int subresult;
- oid *suffix;
- size_t suffix_len;
- int result;
- WriteMethod *write_method=NULL;
- struct listnode *node, *nnode;
-
- /* Check */
- for (ALL_LIST_ELEMENTS (treelist, node, nnode,subtree))
- {
- subresult = oid_compare_part (reqid, *reqid_len,
- subtree->name, subtree->name_len);
-
- /* Subtree matched. */
- if (subresult == 0)
- {
- /* Prepare suffix. */
- suffix = reqid + subtree->name_len;
- suffix_len = *reqid_len - subtree->name_len;
- result = subresult;
-
- /* Check variables. */
- for (j = 0; j < subtree->variables_num; j++)
- {
- v = &subtree->variables[j];
-
- /* Always check suffix */
- result = oid_compare_part (suffix, suffix_len,
- v->name, v->namelen);
-
- /* This is exact match so result must be zero. */
- if (result == 0)
- {
- if (debug_smux)
- zlog_debug ("SMUX function call index is %d", v->magic);
-
- *val = (*v->findVar) (v, suffix, &suffix_len, exact,
- val_len, &write_method);
-
- /* There is no instance. */
- if (*val == NULL)
- return SNMP_NOSUCHINSTANCE;
-
- /* Call is suceed. */
- *val_type = v->type;
-
- return 0;
+ int j;
+ struct subtree *subtree;
+ struct variable *v;
+ int subresult;
+ oid *suffix;
+ size_t suffix_len;
+ int result;
+ WriteMethod *write_method = NULL;
+ struct listnode *node, *nnode;
+
+ /* Check */
+ for (ALL_LIST_ELEMENTS(treelist, node, nnode, subtree)) {
+ subresult = oid_compare_part(reqid, *reqid_len, subtree->name,
+ subtree->name_len);
+
+ /* Subtree matched. */
+ if (subresult == 0) {
+ /* Prepare suffix. */
+ suffix = reqid + subtree->name_len;
+ suffix_len = *reqid_len - subtree->name_len;
+ result = subresult;
+
+ /* Check variables. */
+ for (j = 0; j < subtree->variables_num; j++) {
+ v = &subtree->variables[j];
+
+ /* Always check suffix */
+ result = oid_compare_part(suffix, suffix_len,
+ v->name, v->namelen);
+
+ /* This is exact match so result must be zero.
+ */
+ if (result == 0) {
+ if (debug_smux)
+ zlog_debug(
+ "SMUX function call index is %d",
+ v->magic);
+
+ *val = (*v->findVar)(
+ v, suffix, &suffix_len, exact,
+ val_len, &write_method);
+
+ /* There is no instance. */
+ if (*val == NULL)
+ return SNMP_NOSUCHINSTANCE;
+
+ /* Call is suceed. */
+ *val_type = v->type;
+
+ return 0;
+ }
+
+ /* If above execution is failed or oid is small
+ (so
+ there is no further match). */
+ if (result < 0)
+ return SNMP_ERR_NOSUCHNAME;
+ }
}
-
- /* If above execution is failed or oid is small (so
- there is no further match). */
- if (result < 0)
- return SNMP_ERR_NOSUCHNAME;
- }
}
- }
- return SNMP_ERR_NOSUCHNAME;
+ return SNMP_ERR_NOSUCHNAME;
}
-static int
-smux_getnext (oid *reqid, size_t *reqid_len, int exact,
- u_char *val_type,void **val, size_t *val_len)
+static int smux_getnext(oid *reqid, size_t *reqid_len, int exact,
+ u_char *val_type, void **val, size_t *val_len)
{
- int j;
- oid save[MAX_OID_LEN];
- int savelen = 0;
- struct subtree *subtree;
- struct variable *v;
- int subresult;
- oid *suffix;
- size_t suffix_len;
- int result;
- WriteMethod *write_method=NULL;
- struct listnode *node, *nnode;
-
-
- /* Save incoming request. */
- oid_copy (save, reqid, *reqid_len);
- savelen = *reqid_len;
-
- /* Check */
- for (ALL_LIST_ELEMENTS (treelist, node, nnode, subtree))
- {
- subresult = oid_compare_part (reqid, *reqid_len,
- subtree->name, subtree->name_len);
-
- /* If request is in the tree. The agent has to make sure we
- only receive requests we have registered for. */
- /* Unfortunately, that's not true. In fact, a SMUX subagent has to
- behave as if it manages the whole SNMP MIB tree itself. It's the
- duty of the master agent to collect the best answer and return it
- to the manager. See RFC 1227 chapter 3.1.6 for the glory details
- :-). ucd-snmp really behaves bad here as it actually might ask
- multiple times for the same GETNEXT request as it throws away the
- answer when it expects it in a different subtree and might come
- back later with the very same request. --jochen */
-
- if (subresult <= 0)
- {
- /* Prepare suffix. */
- suffix = reqid + subtree->name_len;
- suffix_len = *reqid_len - subtree->name_len;
- if (subresult < 0)
- {
- oid_copy(reqid, subtree->name, subtree->name_len);
- *reqid_len = subtree->name_len;
- }
- for (j = 0; j < subtree->variables_num; j++)
- {
- result = subresult;
- v = &subtree->variables[j];
-
- /* Next then check result >= 0. */
- if (result == 0)
- result = oid_compare_part (suffix, suffix_len,
- v->name, v->namelen);
-
- if (result <= 0)
- {
- if (debug_smux)
- zlog_debug ("SMUX function call index is %d", v->magic);
- if(result<0)
- {
- oid_copy(suffix, v->name, v->namelen);
- suffix_len = v->namelen;
- }
- *val = (*v->findVar) (v, suffix, &suffix_len, exact,
- val_len, &write_method);
- *reqid_len = suffix_len + subtree->name_len;
- if (*val)
- {
- *val_type = v->type;
- return 0;
- }
+ int j;
+ oid save[MAX_OID_LEN];
+ int savelen = 0;
+ struct subtree *subtree;
+ struct variable *v;
+ int subresult;
+ oid *suffix;
+ size_t suffix_len;
+ int result;
+ WriteMethod *write_method = NULL;
+ struct listnode *node, *nnode;
+
+
+ /* Save incoming request. */
+ oid_copy(save, reqid, *reqid_len);
+ savelen = *reqid_len;
+
+ /* Check */
+ for (ALL_LIST_ELEMENTS(treelist, node, nnode, subtree)) {
+ subresult = oid_compare_part(reqid, *reqid_len, subtree->name,
+ subtree->name_len);
+
+ /* If request is in the tree. The agent has to make sure we
+ only receive requests we have registered for. */
+ /* Unfortunately, that's not true. In fact, a SMUX subagent has
+ to
+ behave as if it manages the whole SNMP MIB tree itself. It's
+ the
+ duty of the master agent to collect the best answer and
+ return it
+ to the manager. See RFC 1227 chapter 3.1.6 for the glory
+ details
+ :-). ucd-snmp really behaves bad here as it actually might
+ ask
+ multiple times for the same GETNEXT request as it throws away
+ the
+ answer when it expects it in a different subtree and might
+ come
+ back later with the very same request. --jochen */
+
+ if (subresult <= 0) {
+ /* Prepare suffix. */
+ suffix = reqid + subtree->name_len;
+ suffix_len = *reqid_len - subtree->name_len;
+ if (subresult < 0) {
+ oid_copy(reqid, subtree->name,
+ subtree->name_len);
+ *reqid_len = subtree->name_len;
+ }
+ for (j = 0; j < subtree->variables_num; j++) {
+ result = subresult;
+ v = &subtree->variables[j];
+
+ /* Next then check result >= 0. */
+ if (result == 0)
+ result = oid_compare_part(
+ suffix, suffix_len, v->name,
+ v->namelen);
+
+ if (result <= 0) {
+ if (debug_smux)
+ zlog_debug(
+ "SMUX function call index is %d",
+ v->magic);
+ if (result < 0) {
+ oid_copy(suffix, v->name,
+ v->namelen);
+ suffix_len = v->namelen;
+ }
+ *val = (*v->findVar)(
+ v, suffix, &suffix_len, exact,
+ val_len, &write_method);
+ *reqid_len =
+ suffix_len + subtree->name_len;
+ if (*val) {
+ *val_type = v->type;
+ return 0;
+ }
+ }
+ }
}
- }
}
- }
- memcpy (reqid, save, savelen * sizeof(oid));
- *reqid_len = savelen;
+ memcpy(reqid, save, savelen * sizeof(oid));
+ *reqid_len = savelen;
- return SNMP_ERR_NOSUCHNAME;
+ return SNMP_ERR_NOSUCHNAME;
}
/* GET message header. */
-static u_char *
-smux_parse_get_header (u_char *ptr, size_t *len, long *reqid)
+static u_char *smux_parse_get_header(u_char *ptr, size_t *len, long *reqid)
{
- u_char type;
- long errstat;
- long errindex;
+ u_char type;
+ long errstat;
+ long errindex;
- /* Request ID. */
- ptr = asn_parse_int (ptr, len, &type, reqid, sizeof (*reqid));
+ /* Request ID. */
+ ptr = asn_parse_int(ptr, len, &type, reqid, sizeof(*reqid));
- if (debug_smux)
- zlog_debug ("SMUX GET reqid: %d len: %d", (int) *reqid, (int) *len);
+ if (debug_smux)
+ zlog_debug("SMUX GET reqid: %d len: %d", (int)*reqid,
+ (int)*len);
- /* Error status. */
- ptr = asn_parse_int (ptr, len, &type, &errstat, sizeof (errstat));
+ /* Error status. */
+ ptr = asn_parse_int(ptr, len, &type, &errstat, sizeof(errstat));
- if (debug_smux)
- zlog_debug ("SMUX GET errstat %ld len: %zd", errstat, *len);
+ if (debug_smux)
+ zlog_debug("SMUX GET errstat %ld len: %zd", errstat, *len);
- /* Error index. */
- ptr = asn_parse_int (ptr, len, &type, &errindex, sizeof (errindex));
+ /* Error index. */
+ ptr = asn_parse_int(ptr, len, &type, &errindex, sizeof(errindex));
- if (debug_smux)
- zlog_debug ("SMUX GET errindex %ld len: %zd", errindex, *len);
+ if (debug_smux)
+ zlog_debug("SMUX GET errindex %ld len: %zd", errindex, *len);
- return ptr;
+ return ptr;
}
-static void
-smux_parse_set (u_char *ptr, size_t len, int action)
+static void smux_parse_set(u_char *ptr, size_t len, int action)
{
- long reqid;
- oid oid[MAX_OID_LEN];
- size_t oid_len;
- u_char val_type;
- void *val;
- size_t val_len;
- int ret;
-
- if (debug_smux)
- zlog_debug ("SMUX SET(%s) message parse: len %zd",
- (RESERVE1 == action) ? "RESERVE1" : ((FREE == action) ? "FREE" : "COMMIT"),
- len);
-
- /* Parse SET message header. */
- ptr = smux_parse_get_header (ptr, &len, &reqid);
-
- /* Parse SET message object ID. */
- ptr = smux_var (ptr, len, oid, &oid_len, &val_len, &val_type, &val);
-
- ret = smux_set (oid, &oid_len, val_type, val, val_len, action);
- if (debug_smux)
- zlog_debug ("SMUX SET ret %d", ret);
-
- /* Return result. */
- if (RESERVE1 == action)
- smux_getresp_send (oid, oid_len, reqid, ret, 3, ASN_NULL, NULL, 0);
+ long reqid;
+ oid oid[MAX_OID_LEN];
+ size_t oid_len;
+ u_char val_type;
+ void *val;
+ size_t val_len;
+ int ret;
+
+ if (debug_smux)
+ zlog_debug("SMUX SET(%s) message parse: len %zd",
+ (RESERVE1 == action)
+ ? "RESERVE1"
+ : ((FREE == action) ? "FREE" : "COMMIT"),
+ len);
+
+ /* Parse SET message header. */
+ ptr = smux_parse_get_header(ptr, &len, &reqid);
+
+ /* Parse SET message object ID. */
+ ptr = smux_var(ptr, len, oid, &oid_len, &val_len, &val_type, &val);
+
+ ret = smux_set(oid, &oid_len, val_type, val, val_len, action);
+ if (debug_smux)
+ zlog_debug("SMUX SET ret %d", ret);
+
+ /* Return result. */
+ if (RESERVE1 == action)
+ smux_getresp_send(oid, oid_len, reqid, ret, 3, ASN_NULL, NULL,
+ 0);
}
-static void
-smux_parse_get (u_char *ptr, size_t len, int exact)
+static void smux_parse_get(u_char *ptr, size_t len, int exact)
{
- long reqid;
- oid oid[MAX_OID_LEN];
- size_t oid_len;
- u_char val_type;
- void *val;
- size_t val_len;
- int ret;
-
- if (debug_smux)
- zlog_debug ("SMUX GET message parse: len %zd", len);
-
- /* Parse GET message header. */
- ptr = smux_parse_get_header (ptr, &len, &reqid);
-
- /* Parse GET message object ID. We needn't the value come */
- ptr = smux_var (ptr, len, oid, &oid_len, NULL, NULL, NULL);
-
- /* Traditional getstatptr. */
- if (exact)
- ret = smux_get (oid, &oid_len, exact, &val_type, &val, &val_len);
- else
- ret = smux_getnext (oid, &oid_len, exact, &val_type, &val, &val_len);
-
- /* Return result. */
- if (ret == 0)
- smux_getresp_send (oid, oid_len, reqid, 0, 0, val_type, val, val_len);
- else
- smux_getresp_send (oid, oid_len, reqid, ret, 3, ASN_NULL, NULL, 0);
+ long reqid;
+ oid oid[MAX_OID_LEN];
+ size_t oid_len;
+ u_char val_type;
+ void *val;
+ size_t val_len;
+ int ret;
+
+ if (debug_smux)
+ zlog_debug("SMUX GET message parse: len %zd", len);
+
+ /* Parse GET message header. */
+ ptr = smux_parse_get_header(ptr, &len, &reqid);
+
+ /* Parse GET message object ID. We needn't the value come */
+ ptr = smux_var(ptr, len, oid, &oid_len, NULL, NULL, NULL);
+
+ /* Traditional getstatptr. */
+ if (exact)
+ ret = smux_get(oid, &oid_len, exact, &val_type, &val, &val_len);
+ else
+ ret = smux_getnext(oid, &oid_len, exact, &val_type, &val,
+ &val_len);
+
+ /* Return result. */
+ if (ret == 0)
+ smux_getresp_send(oid, oid_len, reqid, 0, 0, val_type, val,
+ val_len);
+ else
+ smux_getresp_send(oid, oid_len, reqid, ret, 3, ASN_NULL, NULL,
+ 0);
}
/* Parse SMUX_CLOSE message. */
-static void
-smux_parse_close (u_char *ptr, int len)
+static void smux_parse_close(u_char *ptr, int len)
{
- long reason = 0;
-
- while (len--)
- {
- reason = (reason << 8) | (long) *ptr;
- ptr++;
- }
- zlog_info ("SMUX_CLOSE with reason: %ld", reason);
+ long reason = 0;
+
+ while (len--) {
+ reason = (reason << 8) | (long)*ptr;
+ ptr++;
+ }
+ zlog_info("SMUX_CLOSE with reason: %ld", reason);
}
/* SMUX_RRSP message. */
-static void
-smux_parse_rrsp (u_char *ptr, size_t len)
+static void smux_parse_rrsp(u_char *ptr, size_t len)
{
- u_char val;
- long errstat;
-
- ptr = asn_parse_int (ptr, &len, &val, &errstat, sizeof (errstat));
+ u_char val;
+ long errstat;
- if (debug_smux)
- zlog_debug ("SMUX_RRSP value: %d errstat: %ld", val, errstat);
+ ptr = asn_parse_int(ptr, &len, &val, &errstat, sizeof(errstat));
+
+ if (debug_smux)
+ zlog_debug("SMUX_RRSP value: %d errstat: %ld", val, errstat);
}
/* Parse SMUX message. */
-static int
-smux_parse (u_char *ptr, size_t len)
+static int smux_parse(u_char *ptr, size_t len)
{
- /* This buffer we'll use for SOUT message. We could allocate it with
- malloc and save only static pointer/lenght, but IMHO static
- buffer is a faster solusion. */
- static u_char sout_save_buff[SMUXMAXPKTSIZE];
- static int sout_save_len = 0;
+ /* This buffer we'll use for SOUT message. We could allocate it with
+ malloc and save only static pointer/lenght, but IMHO static
+ buffer is a faster solusion. */
+ static u_char sout_save_buff[SMUXMAXPKTSIZE];
+ static int sout_save_len = 0;
- int len_income = len; /* see note below: YYY */
- u_char type;
- u_char rollback;
+ int len_income = len; /* see note below: YYY */
+ u_char type;
+ u_char rollback;
- rollback = ptr[2]; /* important only for SMUX_SOUT */
+ rollback = ptr[2]; /* important only for SMUX_SOUT */
process_rest: /* see note below: YYY */
- /* Parse SMUX message type and subsequent length. */
- ptr = asn_parse_header (ptr, &len, &type);
-
- if (debug_smux)
- zlog_debug ("SMUX message received type: %d rest len: %zd", type, len);
-
- switch (type)
- {
- case SMUX_OPEN:
- /* Open must be not send from SNMP agent. */
- zlog_warn ("SMUX_OPEN received: resetting connection.");
- return -1;
- break;
- case SMUX_RREQ:
- /* SMUX_RREQ message is invalid for us. */
- zlog_warn ("SMUX_RREQ received: resetting connection.");
- return -1;
- break;
- case SMUX_SOUT:
- /* SMUX_SOUT message is now valied for us. */
- if (debug_smux)
- zlog_debug ("SMUX_SOUT(%s)", rollback ? "rollback" : "commit");
-
- if (sout_save_len > 0)
- {
- smux_parse_set (sout_save_buff, sout_save_len, rollback ? FREE : COMMIT);
- sout_save_len = 0;
- }
- else
- zlog_warn ("SMUX_SOUT sout_save_len=%d - invalid", (int) sout_save_len);
-
- if (len_income > 3)
- {
- /* YYY: this strange code has to solve the "slow peer"
- problem: When agent sends SMUX_SOUT message it doesn't
- wait any responce and may send some next message to
- subagent. Then the peer in 'smux_read()' will recieve
- from socket the 'concatenated' buffer, contaning both
- SMUX_SOUT message and the next one
- (SMUX_GET/SMUX_GETNEXT/SMUX_GET). So we should check: if
- the buffer is longer than 3 ( length of SMUX_SOUT ), we
- must process the rest of it. This effect may be observed
- if 'debug_smux' is set to '1' */
- ptr++;
- len = len_income - 3;
- goto process_rest;
- }
- break;
- case SMUX_GETRSP:
- /* SMUX_GETRSP message is invalid for us. */
- zlog_warn ("SMUX_GETRSP received: resetting connection.");
- return -1;
- break;
- case SMUX_CLOSE:
- /* Close SMUX connection. */
- if (debug_smux)
- zlog_debug ("SMUX_CLOSE");
- smux_parse_close (ptr, len);
- return -1;
- break;
- case SMUX_RRSP:
- /* This is response for register message. */
- if (debug_smux)
- zlog_debug ("SMUX_RRSP");
- smux_parse_rrsp (ptr, len);
- break;
- case SMUX_GET:
- /* Exact request for object id. */
- if (debug_smux)
- zlog_debug ("SMUX_GET");
- smux_parse_get (ptr, len, 1);
- break;
- case SMUX_GETNEXT:
- /* Next request for object id. */
- if (debug_smux)
- zlog_debug ("SMUX_GETNEXT");
- smux_parse_get (ptr, len, 0);
- break;
- case SMUX_SET:
- /* SMUX_SET is supported with some limitations. */
- if (debug_smux)
- zlog_debug ("SMUX_SET");
-
- /* save the data for future SMUX_SOUT */
- memcpy (sout_save_buff, ptr, len);
- sout_save_len = len;
- smux_parse_set (ptr, len, RESERVE1);
- break;
- default:
- zlog_info ("Unknown type: %d", type);
- break;
- }
- return 0;
+ /* Parse SMUX message type and subsequent length. */
+ ptr = asn_parse_header(ptr, &len, &type);
+
+ if (debug_smux)
+ zlog_debug("SMUX message received type: %d rest len: %zd", type,
+ len);
+
+ switch (type) {
+ case SMUX_OPEN:
+ /* Open must be not send from SNMP agent. */
+ zlog_warn("SMUX_OPEN received: resetting connection.");
+ return -1;
+ break;
+ case SMUX_RREQ:
+ /* SMUX_RREQ message is invalid for us. */
+ zlog_warn("SMUX_RREQ received: resetting connection.");
+ return -1;
+ break;
+ case SMUX_SOUT:
+ /* SMUX_SOUT message is now valied for us. */
+ if (debug_smux)
+ zlog_debug("SMUX_SOUT(%s)",
+ rollback ? "rollback" : "commit");
+
+ if (sout_save_len > 0) {
+ smux_parse_set(sout_save_buff, sout_save_len,
+ rollback ? FREE : COMMIT);
+ sout_save_len = 0;
+ } else
+ zlog_warn("SMUX_SOUT sout_save_len=%d - invalid",
+ (int)sout_save_len);
+
+ if (len_income > 3) {
+ /* YYY: this strange code has to solve the "slow peer"
+ problem: When agent sends SMUX_SOUT message it
+ doesn't
+ wait any responce and may send some next message to
+ subagent. Then the peer in 'smux_read()' will recieve
+ from socket the 'concatenated' buffer, contaning both
+ SMUX_SOUT message and the next one
+ (SMUX_GET/SMUX_GETNEXT/SMUX_GET). So we should check:
+ if
+ the buffer is longer than 3 ( length of SMUX_SOUT ),
+ we
+ must process the rest of it. This effect may be
+ observed
+ if 'debug_smux' is set to '1' */
+ ptr++;
+ len = len_income - 3;
+ goto process_rest;
+ }
+ break;
+ case SMUX_GETRSP:
+ /* SMUX_GETRSP message is invalid for us. */
+ zlog_warn("SMUX_GETRSP received: resetting connection.");
+ return -1;
+ break;
+ case SMUX_CLOSE:
+ /* Close SMUX connection. */
+ if (debug_smux)
+ zlog_debug("SMUX_CLOSE");
+ smux_parse_close(ptr, len);
+ return -1;
+ break;
+ case SMUX_RRSP:
+ /* This is response for register message. */
+ if (debug_smux)
+ zlog_debug("SMUX_RRSP");
+ smux_parse_rrsp(ptr, len);
+ break;
+ case SMUX_GET:
+ /* Exact request for object id. */
+ if (debug_smux)
+ zlog_debug("SMUX_GET");
+ smux_parse_get(ptr, len, 1);
+ break;
+ case SMUX_GETNEXT:
+ /* Next request for object id. */
+ if (debug_smux)
+ zlog_debug("SMUX_GETNEXT");
+ smux_parse_get(ptr, len, 0);
+ break;
+ case SMUX_SET:
+ /* SMUX_SET is supported with some limitations. */
+ if (debug_smux)
+ zlog_debug("SMUX_SET");
+
+ /* save the data for future SMUX_SOUT */
+ memcpy(sout_save_buff, ptr, len);
+ sout_save_len = len;
+ smux_parse_set(ptr, len, RESERVE1);
+ break;
+ default:
+ zlog_info("Unknown type: %d", type);
+ break;
+ }
+ return 0;
}
/* SMUX message read function. */
-static int
-smux_read (struct thread *t)
+static int smux_read(struct thread *t)
{
- int sock;
- int len;
- u_char buf[SMUXMAXPKTSIZE];
- int ret;
-
- /* Clear thread. */
- sock = THREAD_FD (t);
- smux_read_thread = NULL;
-
- if (debug_smux)
- zlog_debug ("SMUX read start");
-
- /* Read message from SMUX socket. */
- len = recv (sock, buf, SMUXMAXPKTSIZE, 0);
-
- if (len < 0)
- {
- zlog_warn ("Can't read all SMUX packet: %s", safe_strerror (errno));
- close (sock);
- smux_sock = -1;
- smux_event (SMUX_CONNECT, 0);
- return -1;
- }
-
- if (len == 0)
- {
- zlog_warn ("SMUX connection closed: %d", sock);
- close (sock);
- smux_sock = -1;
- smux_event (SMUX_CONNECT, 0);
- return -1;
- }
-
- if (debug_smux)
- zlog_debug ("SMUX read len: %d", len);
-
- /* Parse the message. */
- ret = smux_parse (buf, len);
-
- if (ret < 0)
- {
- close (sock);
- smux_sock = -1;
- smux_event (SMUX_CONNECT, 0);
- return -1;
- }
-
- /* Regiser read thread. */
- smux_event (SMUX_READ, sock);
-
- return 0;
+ int sock;
+ int len;
+ u_char buf[SMUXMAXPKTSIZE];
+ int ret;
+
+ /* Clear thread. */
+ sock = THREAD_FD(t);
+ smux_read_thread = NULL;
+
+ if (debug_smux)
+ zlog_debug("SMUX read start");
+
+ /* Read message from SMUX socket. */
+ len = recv(sock, buf, SMUXMAXPKTSIZE, 0);
+
+ if (len < 0) {
+ zlog_warn("Can't read all SMUX packet: %s",
+ safe_strerror(errno));
+ close(sock);
+ smux_sock = -1;
+ smux_event(SMUX_CONNECT, 0);
+ return -1;
+ }
+
+ if (len == 0) {
+ zlog_warn("SMUX connection closed: %d", sock);
+ close(sock);
+ smux_sock = -1;
+ smux_event(SMUX_CONNECT, 0);
+ return -1;
+ }
+
+ if (debug_smux)
+ zlog_debug("SMUX read len: %d", len);
+
+ /* Parse the message. */
+ ret = smux_parse(buf, len);
+
+ if (ret < 0) {
+ close(sock);
+ smux_sock = -1;
+ smux_event(SMUX_CONNECT, 0);
+ return -1;
+ }
+
+ /* Regiser read thread. */
+ smux_event(SMUX_READ, sock);
+
+ return 0;
}
-static int
-smux_open (int sock)
+static int smux_open(int sock)
{
- u_char buf[BUFSIZ];
- u_char *ptr;
- size_t len;
- long version;
- const char progname[] = FRR_SMUX_NAME "-" FRR_VERSION;
-
- if (debug_smux)
- {
- smux_oid_dump ("SMUX open oid", smux_oid, smux_oid_len);
- zlog_debug ("SMUX open progname: %s", progname);
- zlog_debug ("SMUX open password: %s", smux_passwd);
- }
-
- ptr = buf;
- len = BUFSIZ;
-
- /* SMUX Header. As placeholder. */
- ptr = asn_build_header (ptr, &len, (u_char) SMUX_OPEN, 0);
-
- /* SMUX Open. */
- version = 0;
- ptr = asn_build_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &version, sizeof (version));
-
- /* SMUX connection oid. */
- ptr = asn_build_objid (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OBJECT_ID),
- smux_oid, smux_oid_len);
-
- /* SMUX connection description. */
- ptr = asn_build_string (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OCTET_STR),
- (const u_char *) progname, strlen (progname));
-
- /* SMUX connection password. */
- ptr = asn_build_string (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OCTET_STR),
- (u_char *)smux_passwd, strlen (smux_passwd));
-
- /* Fill in real SMUX header. We exclude ASN header size (2). */
- len = BUFSIZ;
- asn_build_header (buf, &len, (u_char) SMUX_OPEN, (ptr - buf) - 2);
-
- return send (sock, buf, (ptr - buf), 0);
+ u_char buf[BUFSIZ];
+ u_char *ptr;
+ size_t len;
+ long version;
+ const char progname[] = FRR_SMUX_NAME "-" FRR_VERSION;
+
+ if (debug_smux) {
+ smux_oid_dump("SMUX open oid", smux_oid, smux_oid_len);
+ zlog_debug("SMUX open progname: %s", progname);
+ zlog_debug("SMUX open password: %s", smux_passwd);
+ }
+
+ ptr = buf;
+ len = BUFSIZ;
+
+ /* SMUX Header. As placeholder. */
+ ptr = asn_build_header(ptr, &len, (u_char)SMUX_OPEN, 0);
+
+ /* SMUX Open. */
+ version = 0;
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ &version, sizeof(version));
+
+ /* SMUX connection oid. */
+ ptr = asn_build_objid(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_OBJECT_ID),
+ smux_oid, smux_oid_len);
+
+ /* SMUX connection description. */
+ ptr = asn_build_string(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_OCTET_STR),
+ (const u_char *)progname, strlen(progname));
+
+ /* SMUX connection password. */
+ ptr = asn_build_string(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_OCTET_STR),
+ (u_char *)smux_passwd, strlen(smux_passwd));
+
+ /* Fill in real SMUX header. We exclude ASN header size (2). */
+ len = BUFSIZ;
+ asn_build_header(buf, &len, (u_char)SMUX_OPEN, (ptr - buf) - 2);
+
+ return send(sock, buf, (ptr - buf), 0);
}
/* `ename` is ignored. Instead of using the provided enterprise OID,
versions of Quagga.
All other fields are used as they are intended. */
-int
-smux_trap (struct variable *vp, size_t vp_len,
- const oid *ename, size_t enamelen,
- const oid *name, size_t namelen,
- const oid *iname, size_t inamelen,
- const struct trap_object *trapobj, size_t trapobjlen,
- u_char sptrap)
+int smux_trap(struct variable *vp, size_t vp_len, const oid *ename,
+ size_t enamelen, const oid *name, size_t namelen,
+ const oid *iname, size_t inamelen,
+ const struct trap_object *trapobj, size_t trapobjlen,
+ u_char sptrap)
{
- unsigned int i;
- u_char buf[BUFSIZ];
- u_char *ptr;
- size_t len, length;
- struct in_addr addr;
- unsigned long val;
- u_char *h1, *h1e;
-
- ptr = buf;
- len = BUFSIZ;
- length = len;
-
- /* When SMUX connection is not established. */
- if (smux_sock < 0)
- return 0;
-
- /* SMUX header. */
- ptr = asn_build_header (ptr, &len, (u_char) SMUX_TRAP, 0);
-
- /* Sub agent enterprise oid. */
- ptr = asn_build_objid (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OBJECT_ID),
- smux_oid, smux_oid_len);
-
- /* IP address. */
- addr.s_addr = 0;
- ptr = asn_build_string (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_IPADDRESS),
- (u_char *)&addr, sizeof (addr));
-
- /* Generic trap integer. */
- val = SNMP_TRAP_ENTERPRISESPECIFIC;
- ptr = asn_build_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- (long *)&val, sizeof (val));
-
- /* Specific trap integer. */
- val = sptrap;
- ptr = asn_build_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- (long *)&val, sizeof (val));
-
- /* Timeticks timestamp. */
- val = 0;
- ptr = asn_build_unsigned_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_TIMETICKS),
- &val, sizeof (val));
-
- /* Variables. */
- h1 = ptr;
- ptr = asn_build_sequence (ptr, &len,
- (u_char) (ASN_SEQUENCE | ASN_CONSTRUCTOR),
- 0);
-
-
- /* Iteration for each objects. */
- h1e = ptr;
- for (i = 0; i < trapobjlen; i++)
- {
- int ret;
- oid oid[MAX_OID_LEN];
- size_t oid_len;
- void *val;
- size_t val_len;
- u_char val_type;
-
- /* Make OID. */
- if (trapobj[i].namelen > 0)
- {
- oid_copy (oid, name, namelen);
- oid_copy (oid + namelen, trapobj[i].name, trapobj[i].namelen);
- oid_copy (oid + namelen + trapobj[i].namelen, iname, inamelen);
- oid_len = namelen + trapobj[i].namelen + inamelen;
- }
- else
- {
- oid_copy (oid, name, namelen);
- oid_copy (oid + namelen, trapobj[i].name, trapobj[i].namelen * (-1));
- oid_len = namelen + trapobj[i].namelen * (-1) ;
- }
-
- if (debug_smux)
- {
- smux_oid_dump ("Trap", name, namelen);
- if (trapobj[i].namelen < 0)
- smux_oid_dump ("Trap",
- trapobj[i].name, (- 1) * (trapobj[i].namelen));
- else
- {
- smux_oid_dump ("Trap", trapobj[i].name, (trapobj[i].namelen));
- smux_oid_dump ("Trap", iname, inamelen);
- }
- smux_oid_dump ("Trap", oid, oid_len);
- zlog_info ("BUFSIZ: %d // oid_len: %lu", BUFSIZ, (u_long)oid_len);
- }
-
- ret = smux_get (oid, &oid_len, 1, &val_type, &val, &val_len);
-
- if (debug_smux)
- zlog_debug ("smux_get result %d", ret);
-
- if (ret == 0)
- ptr = snmp_build_var_op (ptr, oid, &oid_len,
- val_type, val_len, val, &len);
- }
-
- /* Now variable size is known, fill in size */
- asn_build_sequence(h1, &length,
- (u_char) (ASN_SEQUENCE | ASN_CONSTRUCTOR),
- ptr - h1e);
-
- /* Fill in size of whole sequence */
- len = BUFSIZ;
- asn_build_header (buf, &len, (u_char) SMUX_TRAP, (ptr - buf) - 2);
-
- return send (smux_sock, buf, (ptr - buf), 0);
+ unsigned int i;
+ u_char buf[BUFSIZ];
+ u_char *ptr;
+ size_t len, length;
+ struct in_addr addr;
+ unsigned long val;
+ u_char *h1, *h1e;
+
+ ptr = buf;
+ len = BUFSIZ;
+ length = len;
+
+ /* When SMUX connection is not established. */
+ if (smux_sock < 0)
+ return 0;
+
+ /* SMUX header. */
+ ptr = asn_build_header(ptr, &len, (u_char)SMUX_TRAP, 0);
+
+ /* Sub agent enterprise oid. */
+ ptr = asn_build_objid(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_OBJECT_ID),
+ smux_oid, smux_oid_len);
+
+ /* IP address. */
+ addr.s_addr = 0;
+ ptr = asn_build_string(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_IPADDRESS),
+ (u_char *)&addr, sizeof(addr));
+
+ /* Generic trap integer. */
+ val = SNMP_TRAP_ENTERPRISESPECIFIC;
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ (long *)&val, sizeof(val));
+
+ /* Specific trap integer. */
+ val = sptrap;
+ ptr = asn_build_int(ptr, &len, (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE
+ | ASN_INTEGER),
+ (long *)&val, sizeof(val));
+
+ /* Timeticks timestamp. */
+ val = 0;
+ ptr = asn_build_unsigned_int(
+ ptr, &len,
+ (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_TIMETICKS), &val,
+ sizeof(val));
+
+ /* Variables. */
+ h1 = ptr;
+ ptr = asn_build_sequence(ptr, &len,
+ (u_char)(ASN_SEQUENCE | ASN_CONSTRUCTOR), 0);
+
+
+ /* Iteration for each objects. */
+ h1e = ptr;
+ for (i = 0; i < trapobjlen; i++) {
+ int ret;
+ oid oid[MAX_OID_LEN];
+ size_t oid_len;
+ void *val;
+ size_t val_len;
+ u_char val_type;
+
+ /* Make OID. */
+ if (trapobj[i].namelen > 0) {
+ oid_copy(oid, name, namelen);
+ oid_copy(oid + namelen, trapobj[i].name,
+ trapobj[i].namelen);
+ oid_copy(oid + namelen + trapobj[i].namelen, iname,
+ inamelen);
+ oid_len = namelen + trapobj[i].namelen + inamelen;
+ } else {
+ oid_copy(oid, name, namelen);
+ oid_copy(oid + namelen, trapobj[i].name,
+ trapobj[i].namelen * (-1));
+ oid_len = namelen + trapobj[i].namelen * (-1);
+ }
+
+ if (debug_smux) {
+ smux_oid_dump("Trap", name, namelen);
+ if (trapobj[i].namelen < 0)
+ smux_oid_dump("Trap", trapobj[i].name,
+ (-1) * (trapobj[i].namelen));
+ else {
+ smux_oid_dump("Trap", trapobj[i].name,
+ (trapobj[i].namelen));
+ smux_oid_dump("Trap", iname, inamelen);
+ }
+ smux_oid_dump("Trap", oid, oid_len);
+ zlog_info("BUFSIZ: %d // oid_len: %lu", BUFSIZ,
+ (u_long)oid_len);
+ }
+
+ ret = smux_get(oid, &oid_len, 1, &val_type, &val, &val_len);
+
+ if (debug_smux)
+ zlog_debug("smux_get result %d", ret);
+
+ if (ret == 0)
+ ptr = snmp_build_var_op(ptr, oid, &oid_len, val_type,
+ val_len, val, &len);
+ }
+
+ /* Now variable size is known, fill in size */
+ asn_build_sequence(h1, &length,
+ (u_char)(ASN_SEQUENCE | ASN_CONSTRUCTOR), ptr - h1e);
+
+ /* Fill in size of whole sequence */
+ len = BUFSIZ;
+ asn_build_header(buf, &len, (u_char)SMUX_TRAP, (ptr - buf) - 2);
+
+ return send(smux_sock, buf, (ptr - buf), 0);
}
-static int
-smux_register (int sock)
+static int smux_register(int sock)
{
- u_char buf[BUFSIZ];
- u_char *ptr;
- int ret;
- size_t len;
- long priority;
- long operation;
- struct subtree *subtree;
- struct listnode *node, *nnode;
-
- ret = 0;
-
- for (ALL_LIST_ELEMENTS (treelist, node, nnode, subtree))
- {
- ptr = buf;
- len = BUFSIZ;
-
- /* SMUX RReq Header. */
- ptr = asn_build_header (ptr, &len, (u_char) SMUX_RREQ, 0);
-
- /* Register MIB tree. */
- ptr = asn_build_objid (ptr, &len,
- (u_char)
- (ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OBJECT_ID),
- subtree->name, subtree->name_len);
-
- /* Priority. */
- priority = -1;
- ptr = asn_build_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &priority, sizeof (priority));
-
- /* Operation. */
- operation = 2; /* Register R/W */
- ptr = asn_build_int (ptr, &len,
- (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
- &operation, sizeof (operation));
-
- if (debug_smux)
- {
- smux_oid_dump ("SMUX register oid", subtree->name, subtree->name_len);
- zlog_debug ("SMUX register priority: %ld", priority);
- zlog_debug ("SMUX register operation: %ld", operation);
- }
-
- len = BUFSIZ;
- asn_build_header (buf, &len, (u_char) SMUX_RREQ, (ptr - buf) - 2);
- ret = send (sock, buf, (ptr - buf), 0);
- if (ret < 0)
- return ret;
- }
- return ret;
+ u_char buf[BUFSIZ];
+ u_char *ptr;
+ int ret;
+ size_t len;
+ long priority;
+ long operation;
+ struct subtree *subtree;
+ struct listnode *node, *nnode;
+
+ ret = 0;
+
+ for (ALL_LIST_ELEMENTS(treelist, node, nnode, subtree)) {
+ ptr = buf;
+ len = BUFSIZ;
+
+ /* SMUX RReq Header. */
+ ptr = asn_build_header(ptr, &len, (u_char)SMUX_RREQ, 0);
+
+ /* Register MIB tree. */
+ ptr = asn_build_objid(
+ ptr, &len,
+ (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_OBJECT_ID),
+ subtree->name, subtree->name_len);
+
+ /* Priority. */
+ priority = -1;
+ ptr = asn_build_int(
+ ptr, &len,
+ (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
+ &priority, sizeof(priority));
+
+ /* Operation. */
+ operation = 2; /* Register R/W */
+ ptr = asn_build_int(
+ ptr, &len,
+ (u_char)(ASN_UNIVERSAL | ASN_PRIMITIVE | ASN_INTEGER),
+ &operation, sizeof(operation));
+
+ if (debug_smux) {
+ smux_oid_dump("SMUX register oid", subtree->name,
+ subtree->name_len);
+ zlog_debug("SMUX register priority: %ld", priority);
+ zlog_debug("SMUX register operation: %ld", operation);
+ }
+
+ len = BUFSIZ;
+ asn_build_header(buf, &len, (u_char)SMUX_RREQ, (ptr - buf) - 2);
+ ret = send(sock, buf, (ptr - buf), 0);
+ if (ret < 0)
+ return ret;
+ }
+ return ret;
}
/* Try to connect to SNMP agent. */
-static int
-smux_connect (struct thread *t)
+static int smux_connect(struct thread *t)
{
- int ret;
-
- if (debug_smux)
- zlog_debug ("SMUX connect try %d", fail + 1);
-
- /* Clear thread poner of myself. */
- smux_connect_thread = NULL;
-
- /* Make socket. Try to connect. */
- smux_sock = smux_socket ();
- if (smux_sock < 0)
- {
- if (++fail < SMUX_MAX_FAILURE)
- smux_event (SMUX_CONNECT, 0);
- return 0;
- }
-
- /* Send OPEN PDU. */
- ret = smux_open (smux_sock);
- if (ret < 0)
- {
- zlog_warn ("SMUX open message send failed: %s", safe_strerror (errno));
- close (smux_sock);
- smux_sock = -1;
- if (++fail < SMUX_MAX_FAILURE)
- smux_event (SMUX_CONNECT, 0);
- return -1;
- }
-
- /* Send any outstanding register PDUs. */
- ret = smux_register (smux_sock);
- if (ret < 0)
- {
- zlog_warn ("SMUX register message send failed: %s", safe_strerror (errno));
- close (smux_sock);
- smux_sock = -1;
- if (++fail < SMUX_MAX_FAILURE)
- smux_event (SMUX_CONNECT, 0);
- return -1;
- }
-
- /* Everything goes fine. */
- smux_event (SMUX_READ, smux_sock);
-
- return 0;
+ int ret;
+
+ if (debug_smux)
+ zlog_debug("SMUX connect try %d", fail + 1);
+
+ /* Clear thread poner of myself. */
+ smux_connect_thread = NULL;
+
+ /* Make socket. Try to connect. */
+ smux_sock = smux_socket();
+ if (smux_sock < 0) {
+ if (++fail < SMUX_MAX_FAILURE)
+ smux_event(SMUX_CONNECT, 0);
+ return 0;
+ }
+
+ /* Send OPEN PDU. */
+ ret = smux_open(smux_sock);
+ if (ret < 0) {
+ zlog_warn("SMUX open message send failed: %s",
+ safe_strerror(errno));
+ close(smux_sock);
+ smux_sock = -1;
+ if (++fail < SMUX_MAX_FAILURE)
+ smux_event(SMUX_CONNECT, 0);
+ return -1;
+ }
+
+ /* Send any outstanding register PDUs. */
+ ret = smux_register(smux_sock);
+ if (ret < 0) {
+ zlog_warn("SMUX register message send failed: %s",
+ safe_strerror(errno));
+ close(smux_sock);
+ smux_sock = -1;
+ if (++fail < SMUX_MAX_FAILURE)
+ smux_event(SMUX_CONNECT, 0);
+ return -1;
+ }
+
+ /* Everything goes fine. */
+ smux_event(SMUX_READ, smux_sock);
+
+ return 0;
}
/* Clear all SMUX related resources. */
-static void
-smux_stop (void)
+static void smux_stop(void)
{
- if (smux_read_thread)
- {
- thread_cancel (smux_read_thread);
- smux_read_thread = NULL;
- }
-
- if (smux_connect_thread)
- {
- thread_cancel (smux_connect_thread);
- smux_connect_thread = NULL;
- }
-
- if (smux_sock >= 0)
- {
- close (smux_sock);
- smux_sock = -1;
- }
-}
+ if (smux_read_thread) {
+ thread_cancel(smux_read_thread);
+ smux_read_thread = NULL;
+ }
+ if (smux_connect_thread) {
+ thread_cancel(smux_connect_thread);
+ smux_connect_thread = NULL;
+ }
+ if (smux_sock >= 0) {
+ close(smux_sock);
+ smux_sock = -1;
+ }
+}
-void
-smux_event (enum smux_event event, int sock)
+
+void smux_event(enum smux_event event, int sock)
{
- switch (event)
- {
- case SMUX_SCHEDULE:
- smux_connect_thread = NULL;
- thread_add_event(smux_master, smux_connect, NULL, 0,
- &smux_connect_thread);
- break;
- case SMUX_CONNECT:
- smux_connect_thread = NULL;
- thread_add_timer(smux_master, smux_connect, NULL, 10,
- &smux_connect_thread);
- break;
- case SMUX_READ:
- smux_read_thread = NULL;
- thread_add_read(smux_master, smux_read, NULL, sock, &smux_read_thread);
- break;
- default:
- break;
- }
+ switch (event) {
+ case SMUX_SCHEDULE:
+ smux_connect_thread = NULL;
+ thread_add_event(smux_master, smux_connect, NULL, 0,
+ &smux_connect_thread);
+ break;
+ case SMUX_CONNECT:
+ smux_connect_thread = NULL;
+ thread_add_timer(smux_master, smux_connect, NULL, 10,
+ &smux_connect_thread);
+ break;
+ case SMUX_READ:
+ smux_read_thread = NULL;
+ thread_add_read(smux_master, smux_read, NULL, sock,
+ &smux_read_thread);
+ break;
+ default:
+ break;
+ }
}
-static int
-smux_str2oid (const char *str, oid *oid, size_t *oid_len)
+static int smux_str2oid(const char *str, oid *oid, size_t *oid_len)
{
- int len;
- int val;
-
- len = 0;
- val = 0;
- *oid_len = 0;
-
- if (*str == '.')
- str++;
- if (*str == '\0')
- return 0;
-
- while (1)
- {
- if (! isdigit (*str))
- return -1;
-
- while (isdigit (*str))
- {
- val *= 10;
- val += (*str - '0');
- str++;
- }
+ int len;
+ int val;
+
+ len = 0;
+ val = 0;
+ *oid_len = 0;
+
+ if (*str == '.')
+ str++;
+ if (*str == '\0')
+ return 0;
+
+ while (1) {
+ if (!isdigit(*str))
+ return -1;
+
+ while (isdigit(*str)) {
+ val *= 10;
+ val += (*str - '0');
+ str++;
+ }
- if (*str == '\0')
- break;
- if (*str != '.')
- return -1;
+ if (*str == '\0')
+ break;
+ if (*str != '.')
+ return -1;
- oid[len++] = val;
- val = 0;
- str++;
- }
+ oid[len++] = val;
+ val = 0;
+ str++;
+ }
- oid[len++] = val;
- *oid_len = len;
+ oid[len++] = val;
+ *oid_len = len;
- return 0;
+ return 0;
}
-static oid *
-smux_oid_dup (oid *objid, size_t objid_len)
+static oid *smux_oid_dup(oid *objid, size_t objid_len)
{
- oid *new;
+ oid *new;
- new = XMALLOC (MTYPE_TMP, sizeof (oid) * objid_len);
- oid_copy (new, objid, objid_len);
+ new = XMALLOC(MTYPE_TMP, sizeof(oid) * objid_len);
+ oid_copy(new, objid, objid_len);
- return new;
+ return new;
}
-static int
-smux_peer_oid (struct vty *vty, const char *oid_str, const char *passwd_str)
+static int smux_peer_oid(struct vty *vty, const char *oid_str,
+ const char *passwd_str)
{
- int ret;
- oid oid[MAX_OID_LEN];
- size_t oid_len;
-
- ret = smux_str2oid (oid_str, oid, &oid_len);
- if (ret != 0)
- {
- vty_out (vty, "object ID malformed\n");
- return CMD_WARNING_CONFIG_FAILED;
- }
-
- if (smux_oid)
- {
- free (smux_oid);
- smux_oid = NULL;
- }
-
- /* careful, smux_passwd might point to string constant */
- if (smux_passwd)
- {
- free (smux_passwd);
- smux_passwd = NULL;
- }
-
- smux_oid = smux_oid_dup (oid, oid_len);
- smux_oid_len = oid_len;
-
- if (passwd_str)
- smux_passwd = strdup (passwd_str);
- else
- smux_passwd = strdup ("");
-
- return 0;
+ int ret;
+ oid oid[MAX_OID_LEN];
+ size_t oid_len;
+
+ ret = smux_str2oid(oid_str, oid, &oid_len);
+ if (ret != 0) {
+ vty_out(vty, "object ID malformed\n");
+ return CMD_WARNING_CONFIG_FAILED;
+ }
+
+ if (smux_oid) {
+ free(smux_oid);
+ smux_oid = NULL;
+ }
+
+ /* careful, smux_passwd might point to string constant */
+ if (smux_passwd) {
+ free(smux_passwd);
+ smux_passwd = NULL;
+ }
+
+ smux_oid = smux_oid_dup(oid, oid_len);
+ smux_oid_len = oid_len;
+
+ if (passwd_str)
+ smux_passwd = strdup(passwd_str);
+ else
+ smux_passwd = strdup("");
+
+ return 0;
}
-static int
-smux_peer_default (void)
+static int smux_peer_default(void)
{
- if (smux_oid)
- {
- free (smux_oid);
- smux_oid = NULL;
- }
-
- /* careful, smux_passwd might be pointing at string constant */
- if (smux_passwd)
- {
- free (smux_passwd);
- smux_passwd = NULL;
- }
-
- return CMD_SUCCESS;
+ if (smux_oid) {
+ free(smux_oid);
+ smux_oid = NULL;
+ }
+
+ /* careful, smux_passwd might be pointing at string constant */
+ if (smux_passwd) {
+ free(smux_passwd);
+ smux_passwd = NULL;
+ }
+
+ return CMD_SUCCESS;
}
DEFUN (smux_peer,
"SNMP MUX peer settings\n"
"Object ID used in SMUX peering\n")
{
- int idx_oid = 2;
- if (smux_peer_oid (vty, argv[idx_oid]->arg, NULL) == 0)
- {
- smux_start();
- return CMD_SUCCESS;
- }
- else
- return CMD_WARNING_CONFIG_FAILED;
+ int idx_oid = 2;
+ if (smux_peer_oid(vty, argv[idx_oid]->arg, NULL) == 0) {
+ smux_start();
+ return CMD_SUCCESS;
+ } else
+ return CMD_WARNING_CONFIG_FAILED;
}
DEFUN (smux_peer_password,
"SMUX peering object ID\n"
"SMUX peering password\n")
{
- int idx_oid = 2;
- if (smux_peer_oid (vty, argv[idx_oid]->arg, argv[3]->rg) == 0)
- {
- smux_start();
- return CMD_SUCCESS;
- }
- else
- return CMD_WARNING_CONFIG_FAILED;
+ int idx_oid = 2;
+ if (smux_peer_oid(vty, argv[idx_oid]->arg, argv[3]->rg) == 0) {
+ smux_start();
+ return CMD_SUCCESS;
+ } else
+ return CMD_WARNING_CONFIG_FAILED;
}
DEFUN (no_smux_peer,
"SMUX peering object ID\n"
"SMUX peering password\n")
{
- smux_stop();
- return smux_peer_default ();
+ smux_stop();
+ return smux_peer_default();
}
-static int
-config_write_smux (struct vty *vty)
+static int config_write_smux(struct vty *vty)
{
- int first = 1;
- unsigned int i;
-
- if (smux_oid)
- {
- vty_out (vty, "smux peer ");
- for (i = 0; i < smux_oid_len; i++)
- {
- vty_out (vty, "%s%d", first ? "" : ".", (int) smux_oid[i]);
- first = 0;
+ int first = 1;
+ unsigned int i;
+
+ if (smux_oid) {
+ vty_out(vty, "smux peer ");
+ for (i = 0; i < smux_oid_len; i++) {
+ vty_out(vty, "%s%d", first ? "" : ".",
+ (int)smux_oid[i]);
+ first = 0;
+ }
+ vty_out(vty, " %s\n", smux_passwd);
}
- vty_out (vty, " %s\n", smux_passwd);
- }
- return 0;
+ return 0;
}
/* Register subtree to smux master tree. */
-void
-smux_register_mib (const char *descr, struct variable *var,
- size_t width, int num,
- oid name[], size_t namelen)
+void smux_register_mib(const char *descr, struct variable *var, size_t width,
+ int num, oid name[], size_t namelen)
{
- struct subtree *tree;
-
- tree = (struct subtree *)malloc(sizeof(struct subtree));
- oid_copy (tree->name, name, namelen);
- tree->name_len = namelen;
- tree->variables = var;
- tree->variables_num = num;
- tree->variables_width = width;
- tree->registered = 0;
- listnode_add_sort(treelist, tree);
+ struct subtree *tree;
+
+ tree = (struct subtree *)malloc(sizeof(struct subtree));
+ oid_copy(tree->name, name, namelen);
+ tree->name_len = namelen;
+ tree->variables = var;
+ tree->variables_num = num;
+ tree->variables_width = width;
+ tree->registered = 0;
+ listnode_add_sort(treelist, tree);
}
/* Compare function to keep treelist sorted */
-static int
-smux_tree_cmp(struct subtree *tree1, struct subtree *tree2)
+static int smux_tree_cmp(struct subtree *tree1, struct subtree *tree2)
{
- return oid_compare(tree1->name, tree1->name_len,
- tree2->name, tree2->name_len);
+ return oid_compare(tree1->name, tree1->name_len, tree2->name,
+ tree2->name_len);
}
/* Initialize some values then schedule first SMUX connection. */
-void
-smux_init (struct thread_master *tm)
+void smux_init(struct thread_master *tm)
{
- assert (tm);
- /* copy callers thread master */
- smux_master = tm;
-
- /* Make MIB tree. */
- treelist = list_new();
- treelist->cmp = (int (*)(void *, void *))smux_tree_cmp;
-
- /* Install commands. */
- install_node (&smux_node, config_write_smux);
-
- install_element (CONFIG_NODE, &smux_peer_cmd);
- install_element (CONFIG_NODE, &smux_peer_password_cmd);
- install_element (CONFIG_NODE, &no_smux_peer_cmd);
- install_element (CONFIG_NODE, &no_smux_peer_oid_cmd);
- install_element (CONFIG_NODE, &no_smux_peer_oid_password_cmd);
+ assert(tm);
+ /* copy callers thread master */
+ smux_master = tm;
+
+ /* Make MIB tree. */
+ treelist = list_new();
+ treelist->cmp = (int (*)(void *, void *))smux_tree_cmp;
+
+ /* Install commands. */
+ install_node(&smux_node, config_write_smux);
+
+ install_element(CONFIG_NODE, &smux_peer_cmd);
+ install_element(CONFIG_NODE, &smux_peer_password_cmd);
+ install_element(CONFIG_NODE, &no_smux_peer_cmd);
+ install_element(CONFIG_NODE, &no_smux_peer_oid_cmd);
+ install_element(CONFIG_NODE, &no_smux_peer_oid_password_cmd);
}
-void
-smux_start(void)
+void smux_start(void)
{
- /* Close any existing connections. */
- smux_stop();
+ /* Close any existing connections. */
+ smux_stop();
- /* Schedule first connection. */
- smux_event (SMUX_SCHEDULE, 0);
+ /* Schedule first connection. */
+ smux_event(SMUX_SCHEDULE, 0);
}
#endif /* SNMP_SMUX */