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SNMP: Large refactorings and new dynamic table support

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This commit is contained in:
Olof hagsand 2022-06-15 21:19:47 +02:00
parent 6086f7ee33
commit 2e068b8320
4 changed files with 742 additions and 229 deletions
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20
apps/snmp/snmp_lib.h
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@ -47,6 +47,8 @@ extern "C" {
/* Need some way to multiplex SNMP_ and MIB errors on OE_SNMP error handler */
#define CLIXON_ERR_SNMP_MIB 0x1000
#define IETF_YANG_SMIV2_NS "urn:ietf:params:xml:ns:yang:ietf-yang-smiv2"
/*
* Types
*/
@ -58,17 +60,21 @@ struct clixon_snmp_handle {
oid sh_oid[MAX_OID_LEN]; /* OID for debug, may be removed? */
size_t sh_oidlen;
char *sh_default; /* MIB default value leaf only */
cvec *sh_cvk_orig; /* Index/Key variables (original) */
cvec *sh_cvk_oid; /* Index/Key variables (OID translated) */
netsnmp_table_registration_info *sh_table_info; /* To mimic table-handler in libnetsnmp code*/
cvec *sh_cvk_orig; /* Index/Key variable values (original) */
netsnmp_table_registration_info *sh_table_info; /* To mimic table-handler in libnetsnmp code
* save only to free properly */
};
typedef struct clixon_snmp_handle clixon_snmp_handle;
/*
* Prototypes
*/
int oid_eq(const oid * objid0, size_t objid0len, const oid * objid1, size_t objid1len);
int oid_append(const oid *objid0, size_t *objid0len, const oid *objid1, size_t objid1len);
int oid_cbuf(cbuf *cb, const oid *objid, size_t objidlen);
int oid_print(FILE *f, const oid *objid, size_t objidlen);
int yangext_oid_get(yang_stmt *yn, oid *objid, size_t *objidlen, char **objidstr);
int snmp_access_str2int(char *modes_str);
const char *snmp_msg_int2str(int msg);
void *snmp_handle_clone(void *arg);
@ -81,9 +87,11 @@ int type_snmp2xml(yang_stmt *ys,
char **valstr);
int type_xml2snmp_pre(char *xmlstr, yang_stmt *ys, char **snmpstr);
int type_xml2snmp(char *snmpstr, int *asn1type, u_char **snmpval, size_t *snmplen, char **reason);
int yang2xpath(yang_stmt *ys, cvec *keyvec, char **xpath);
int snmp_body2oid(cxobj *xi, cg_var *cv);
int snmp_yang2xpath(yang_stmt *ys, cvec *keyvec, char **xpath);
int snmp_str2oid(char *str, yang_stmt *yi, oid *objid, size_t *objidlen);
int snmp_oid2str(oid **oidi, size_t *oidilen, yang_stmt *yi, cg_var *cv);
int clixon_snmp_err_cb(void *handle, int suberr, cbuf *cb);
int snmp_xmlkey2val_oid(cxobj *xrow, cvec *cvk_name, cvec **cvk_orig, oid *objidk, size_t *objidklen);
/*========== libnetsnmp-specific code =============== */
int clixon_snmp_api_agent_check(void);