src/lib-dict/dict-private.h

	dict-private.h revision e3fabe8d0faa9aab7cae2d0eee9653f581a3061d
#ifndef DICT_PRIVATE_H
#define DICT_PRIVATE_H

#include "dict.h"

struct dict_vfuncs {
    struct dict *(*init)(struct dict *dict_driver, const char *uri,
                 enum dict_data_type value_type,
                 const char *username);
    void (*deinit)(struct dict *dict);

    int (*lookup)(struct dict *dict, pool_t pool,
              const char *key, const char **value_r);

    struct dict_iterate_context *
        (*iterate_init)(struct dict *dict, const char *path,
                enum dict_iterate_flags flags);
    int (*iterate)(struct dict_iterate_context *ctx,
               const char **key_r, const char **value_r);
    void (*iterate_deinit)(struct dict_iterate_context *ctx);

    struct dict_transaction_context *(*transaction_init)(struct dict *dict);
    int (*transaction_commit)(struct dict_transaction_context *ctx);
    void (*transaction_rollback)(struct dict_transaction_context *ctx);

    void (*set)(struct dict_transaction_context *ctx,
            const char *key, const char *value);
    void (*unset)(struct dict_transaction_context *ctx,
              const char *key);
    void (*atomic_inc)(struct dict_transaction_context *ctx,
               const char *key, long long diff);
};

struct dict {
    const char *name;

    struct dict_vfuncs v;
};

struct dict_iterate_context {
    struct dict *dict;
};

struct dict_transaction_context {
    struct dict *dict;

    unsigned int changed:1;
};

extern struct dict dict_driver_file;
extern struct dict dict_driver_client;

#endif