File: vattr_spi.h

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/** BEGIN COPYRIGHT BLOCK
 * Copyright (C) 2001 Sun Microsystems, Inc. Used by permission.
 * Copyright (C) 2005 Red Hat, Inc.
 * All rights reserved.
 *
 * License: GPL (version 3 or any later version).
 * See LICENSE for details.
 * END COPYRIGHT BLOCK **/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif


/* Defines the vattr SPI interface, used by COS and Roles at present */
/* Also needs to be included by any code which participates in the vattr
   loop detection scheme (e.g. filter test code)
 */

/* Loop context structure */
typedef struct _vattr_context vattr_context;
typedef struct _vattr_sp_handle vattr_sp_handle;
typedef struct _vattr_type_list_context vattr_type_list_context;

typedef int (*vattr_get_fn_type)(vattr_sp_handle *handle, vattr_context *c, Slapi_Entry *e, char *type, Slapi_ValueSet **results, int *type_name_disposition, char **actual_type_name, int flags, int *free_flags, void *hint);
typedef int (*vattr_get_ex_fn_type)(vattr_sp_handle *handle, vattr_context *c, Slapi_Entry *e, char **type, Slapi_ValueSet ***results, int **type_name_disposition, char ***actual_type_name, int flags, int *free_flags, void **hint);
typedef int (*vattr_compare_fn_type)(vattr_sp_handle *handle, vattr_context *c, Slapi_Entry *e, char *type, Slapi_Value *test_this, int *result, int flags, void *hint);
typedef int (*vattr_types_fn_type)(vattr_sp_handle *handle, Slapi_Entry *e, vattr_type_list_context *type_context, int flags);

vattr_context *vattr_context_new(Slapi_PBlock *pb);

int slapi_vattrspi_register(vattr_sp_handle **h, vattr_get_fn_type get_fn, vattr_compare_fn_type compare_fn, vattr_types_fn_type types_fn);

/* options must be set to null */
int slapi_vattrspi_register_ex(vattr_sp_handle **h, vattr_get_ex_fn_type get_fn, vattr_compare_fn_type compare_fn, vattr_types_fn_type types_fn, void *options);
int slapi_vattrspi_regattr(vattr_sp_handle *h, char *type_name_to_register, char *DN /* Is there a DN type ?? */, void *hint);

/* Type thang structure used by slapi_vattrspi_add_type() */
struct _vattr_type_thang
{
    char *type_name;
    unsigned long type_flags;    /* Same values as Slapi_Attr->a_flags */
    Slapi_ValueSet *type_values; /* for slapi_vattr_list_attrs() use only */
};

int slapi_vattrspi_add_type(vattr_type_list_context *c, vattr_type_thang *thang, int flags);

/* get thang structure used by slapi_vattr_values_get_sp() */
struct _vattr_get_thang
{
    int get_present;
    char *get_type_name;
    int get_name_disposition;
    Slapi_ValueSet *get_present_values;
    Slapi_Attr *get_attr;
};

/* Loop-detection-aware versions of the functions, to be called by service providers and their ilk */
SLAPI_DEPRECATED int slapi_vattr_values_get_sp(vattr_context *c, /* Entry we're interested in */ Slapi_Entry *e, /* attr type name */ char *type, /* pointer to result set */ Slapi_ValueSet **results, int *type_name_disposition, char **actual_type_name, int flags, int *free_flags);
int slapi_vattr_values_get_sp_ex(vattr_context *c, /* Entry we're interested in */ Slapi_Entry *e, /* attr type name */ char *type, /* pointer to result set */ Slapi_ValueSet ***results, int **type_name_disposition, char ***actual_type_name, int flags, int *free_flags, int *subtype_count);
int slapi_vattr_namespace_values_get_sp(vattr_context *c, /* Entry we're interested in */ Slapi_Entry *e, /* backend namespace dn */ Slapi_DN *namespace_dn, /* attr type name */ char *type, /* pointer to result set */ Slapi_ValueSet ***results, int **type_name_disposition, char ***actual_type_name, int flags, int *free_flags, int *subtype_count);
int slapi_vattr_value_compare_sp(vattr_context *c, Slapi_Entry *e, char *type, Slapi_Value *test_this, int *result, int flags);
int slapi_vattr_namespace_value_compare_sp(vattr_context *c, /* Entry we're interested in */ Slapi_Entry *e, /* backend namespace dn*/ Slapi_DN *namespace_dn, /* attr type name */ const char *type, Slapi_Value *test_this, /* pointer to result */ int *result, int flags);
Slapi_PBlock *slapi_vattr_get_pblock_from_context(vattr_context *c);