netsnmp_transport *
netsnmp_tdomain_transport(const char *str, int local,
const char *default_domain)
{
return netsnmp_tdomain_transport_full("snmp", str, local, default_domain,
NULL);
}
static int
create_trap_session2(const char *sink, const char* sinkport,
char *com, int version, int pdutype)
{
netsnmp_transport *t;
netsnmp_session session, *sesp;
memset(&session, 0, sizeof(netsnmp_session));
session.version = version;
if (com) {
session.community = (u_char *) com;
session.community_len = strlen(com);
}
/*
* for informs, set retries to default
*/
if (SNMP_MSG_INFORM == pdutype) {
session.timeout = SNMP_DEFAULT_TIMEOUT;
session.retries = SNMP_DEFAULT_RETRIES;
}
/*
* if the sink is localhost, bind to localhost, to reduce open ports.
*/
if ((NULL == netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_CLIENT_ADDR)) &&
((0 == strcmp("localhost",sink)) || (0 == strcmp("127.0.0.1",sink))))
session.localname = "localhost";
t = netsnmp_tdomain_transport_full("snmptrap", sink, 0, NULL, sinkport);
if (t != NULL) {
sesp = snmp_add(&session, t, NULL, NULL);
if (sesp) {
return add_trap_session(sesp, pdutype,
(pdutype == SNMP_MSG_INFORM), version);
}
}
/*
* diagnose snmp_open errors with the input netsnmp_session pointer
*/
snmp_sess_perror("snmpd: create_trap_session", &session);
return 0;
}
netsnmp_transport*
netsnmp_transport_open_client(const char* application, const char* str)
{
return netsnmp_tdomain_transport_full(application, str, 0, NULL, NULL);
}
netsnmp_transport*
netsnmp_transport_open_server(const char* application, const char* str)
{
return netsnmp_tdomain_transport_full(application, str, 1, NULL, NULL);
}
netsnmp_transport*
netsnmp_transport_open(const char* application, const char* str, int local)
{
return netsnmp_tdomain_transport_full(application, str, local, NULL, NULL);
}
netsnmp_session *
asmp_open(netsnmp_session *in_session)
{
netsnmp_session *session;
netsnmp_transport *transport;
if (in_session == NULL)
return NULL;
netsnmp_ds_set_int(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_DEFAULT_PORT,
ASMP_PORT);
if ((in_session->version == SNMP_VERSION_2c ||
in_session->version == SNMP_VERSION_1)
&&
(!strncmp(in_session->peername, "asmp:", 5) ||
!strncmp(in_session->peername, "asmps:", 6) ||
!strncmp(in_session->peername, "aidp:", 5)))
{
/* Set TCP flag for non-AIDP connection */
if (strncmp(in_session->peername, "aidp:", 5))
in_session->flags |= SNMP_FLAGS_STREAM_SOCKET;
if (in_session->flags & SNMP_FLAGS_STREAM_SOCKET) {
transport =
netsnmp_tdomain_transport_full("asmp", in_session->peername,
in_session->local_port, "tcp",
NULL);
} else {
transport =
netsnmp_tdomain_transport_full("aidp", in_session->peername,
in_session->local_port, "udp",
NULL);
}
// hook_create_pdu
session = snmp_add_full(in_session,
transport,
NULL, _hook_parse,
NULL, _hook_build,
NULL, _hook_check,
NULL);
if (session != NULL &&
(session->flags & SNMP_FLAGS_STREAM_SOCKET)) {
if (asmp_sess_setup(session) != 0)
goto free;
if (asmp_sess_login(session,
((struct asmp_connection *)transport->data)->proto ==
ASMP_PROTO_ASMPS ? session->securityName : "",
"") != 0) {
goto free;
}
fprintf(stderr, "ASMP initialized\n");
}
} else {
session = NULL;
}
return session;
free:
free(session);
return NULL;
}
