/usr/include/net-snmp/library/snmp_transport.h is in libsnmp-dev 5.4.3~dfsg-2.4ubuntu1.3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 | #ifndef _SNMP_TRANSPORT_H
#define _SNMP_TRANSPORT_H
#include <sys/types.h>
#include <net-snmp/library/asn1.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Some transport-type constants. */
#ifndef NETSNMP_STREAM_QUEUE_LEN
#define NETSNMP_STREAM_QUEUE_LEN 5
#endif
/* Some transport-type flags. */
#define NETSNMP_TRANSPORT_FLAG_STREAM 0x01
#define NETSNMP_TRANSPORT_FLAG_LISTEN 0x02
#define NETSNMP_TRANSPORT_FLAG_TUNNELED 0x04
/* The standard SNMP domains. */
NETSNMP_IMPORT oid netsnmpUDPDomain[]; /* = { 1, 3, 6, 1, 6, 1, 1 }; */
NETSNMP_IMPORT oid netsnmpCLNSDomain[]; /* = { 1, 3, 6, 1, 6, 1, 2 }; */
NETSNMP_IMPORT oid netsnmpCONSDomain[]; /* = { 1, 3, 6, 1, 6, 1, 3 }; */
NETSNMP_IMPORT oid netsnmpDDPDomain[]; /* = { 1, 3, 6, 1, 6, 1, 4 }; */
NETSNMP_IMPORT oid netsnmpIPXDomain[]; /* = { 1, 3, 6, 1, 6, 1, 5 }; */
NETSNMP_IMPORT size_t netsnmpUDPDomain_len;
NETSNMP_IMPORT size_t netsnmpCLNSDomain_len;
NETSNMP_IMPORT size_t netsnmpCONSDomain_len;
NETSNMP_IMPORT size_t netsnmpDDPDomain_len;
NETSNMP_IMPORT size_t netsnmpIPXDomain_len;
/* Structure which defines the transport-independent API. */
typedef struct netsnmp_transport_s {
/* The transport domain object identifier. */
const oid *domain;
int domain_length; /* In sub-IDs, not octets. */
/* Local transport address (in relevant SNMP-style encoding). */
unsigned char *local;
int local_length; /* In octets. */
/* Remote transport address (in relevant SNMP-style encoding). */
unsigned char *remote;
int remote_length; /* In octets. */
/* The actual socket. */
int sock;
/* Flags (see #definitions above). */
unsigned int flags;
/* Protocol-specific opaque data pointer. */
void *data;
int data_length;
/* Maximum size of PDU that can be sent/received by this transport. */
size_t msgMaxSize;
/* Callbacks. Arguments are:
*
* "this" pointer, fd, buf, size, *opaque, *opaque_length
*/
int (*f_recv) (struct netsnmp_transport_s *, void *,
int, void **, int *);
int (*f_send) (struct netsnmp_transport_s *, void *,
int, void **, int *);
int (*f_close) (struct netsnmp_transport_s *);
/* This callback is only necessary for stream-oriented transports. */
int (*f_accept) (struct netsnmp_transport_s *);
/* Optional callback to format a transport address. */
char *(*f_fmtaddr)(struct netsnmp_transport_s *, void *,
int);
} netsnmp_transport;
typedef struct netsnmp_transport_list_s {
netsnmp_transport *transport;
struct netsnmp_transport_list_s *next;
} netsnmp_transport_list;
typedef struct netsnmp_tdomain_s {
const oid *name;
size_t name_length;
const char **prefix;
/*
* The f_create_from_tstring field is deprecated, please do not use it
* for new code and try to migrate old code away from using it.
*/
netsnmp_transport *(*f_create_from_tstring) (const char *, int);
netsnmp_transport *(*f_create_from_ostring) (const u_char *, size_t, int);
struct netsnmp_tdomain_s *next;
netsnmp_transport *(*f_create_from_tstring_new) (const char *, int,
const char*);
} netsnmp_tdomain;
/* Some utility functions. */
int netsnmp_transport_add_to_list(netsnmp_transport_list **transport_list,
netsnmp_transport *transport);
int netsnmp_transport_remove_from_list(netsnmp_transport_list **transport_list,
netsnmp_transport *transport);
/*
* Return an exact (deep) copy of t, or NULL if there is a memory allocation
* problem (for instance).
*/
netsnmp_transport *netsnmp_transport_copy(netsnmp_transport *t);
/* Free an netsnmp_transport. */
void netsnmp_transport_free(netsnmp_transport *t);
/*
* If the passed oid (in_oid, in_len) corresponds to a supported transport
* domain, return 1; if not return 0. If out_oid is not NULL and out_len is
* not NULL, then the "internal" oid which should be used to identify this
* domain (e.g. in pdu->tDomain etc.) is written to *out_oid and its length to
* *out_len.
*/
int netsnmp_tdomain_support(const oid *in_oid, size_t in_len,
const oid **out_oid, size_t *out_len);
int netsnmp_tdomain_register(netsnmp_tdomain *domain);
int netsnmp_tdomain_unregister(netsnmp_tdomain *domain);
void netsnmp_clear_tdomain_list(void);
void netsnmp_tdomain_init(void);
netsnmp_transport *netsnmp_tdomain_transport(const char *str,
int local,
const char *default_domain);
netsnmp_transport *netsnmp_tdomain_transport_full(const char *application,
const char *str,
int local,
const char *default_domain,
const char *default_target);
netsnmp_transport *netsnmp_tdomain_transport_oid(const oid * dom,
size_t dom_len,
const u_char * o,
size_t o_len,
int local);
netsnmp_transport*
netsnmp_transport_open_client(const char* application, const char* str);
netsnmp_transport*
netsnmp_transport_open_server(const char* application, const char* str);
netsnmp_transport*
netsnmp_transport_open(const char* application, const char* str, int local);
#ifdef __cplusplus
}
#endif
#endif/*_SNMP_TRANSPORT_H*/
|