unbound: cachedb/cachedb.h File Reference

unbound 0.1

Data Structures | Macros | Functions
cachedb.h File Reference

This file contains a module that uses an external database to cache dns responses. More...

`#include "util/module.h"`

## Data Structures
struct | cachedb_env
| The global variable environment contents for the cachedb Shared between threads, this represents long term information. More...
struct | cachedb_qstate
| Per query state for the cachedb module. More...
struct | cachedb_backend
| Backend call routines. More...

## Macros
#define | CACHEDB_HASHSIZE 256 /* bit hash */

## Functions
int | cachedb_init (struct module_env *env, int id)
| Init the cachedb module.
void | cachedb_deinit (struct module_env *env, int id)
| Deinit the cachedb module.
void | cachedb_operate (struct module_qstate *qstate, enum module_ev event, int id, struct outbound_entry *outbound)
| Operate on an event on a query (in qstate).
void | cachedb_inform_super (struct module_qstate *qstate, int id, struct module_qstate *super)
| Subordinate query done, inform this super request of its conclusion.
void | cachedb_clear (struct module_qstate *qstate, int id)
| clear the cachedb query-specific contents out of qstate
size_t | cachedb_get_mem (struct module_env *env, int id)
| return memory estimate for cachedb module
struct module_func_block * | cachedb_get_funcblock (void)
| Get the function block with pointers to the cachedb functions.

## Detailed Description

This file contains a module that uses an external database to cache dns responses.

## Function Documentation

## ◆ cachedb_get_funcblock()

struct module_func_block * cachedb_get_funcblock | ( | void |  | ) |

Get the function block with pointers to the cachedb functions.

Returns
  the function block for "cachedb".

Referenced by module_funcs_avail().