Linux Manuals session 3

Section 3: library functions

Linux Manuals | Linux Manuals session 3

hdb_rename (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_remove (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_password (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_open (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_nextkey (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_name (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_lock (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_get_realms (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_free (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_firstkey (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_fetch_kvno (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_entry_ex (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

hdb_entry_ex – Synopsis#include <hdb.h> Detailed Descriptionhdb_entry_ex is a wrapper structure around the hdb_entry structure that allows backends to keep a pointer to the backing store, ie in ->hdb_fetch_kvno(), so that we the kadmin/kpasswd backend gets around to ->hdb_store(), the backend doesn’t need to lookup the entry again. AuthorGenerated automatically by Doxygen for Heimdalhdblibrary from the…

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hdb_destroy (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_close (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_check_s4u2self (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_check_pkinit_ms_upn_match (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_check_constrained_delegation (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb_auth_status (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb__put (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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hdb__get (3) Linux Manual Page
ByLinux Manual Apr 24, 2026

HDB – Synopsis#include <hdb.h> Data Fieldschar * hdb_name krb5_error_code(* hdb_open )(krb5_context, struct HDB *, int, mode_t) krb5_error_code(* hdb_close )(krb5_context, struct HDB *) void(* hdb_free )(krb5_context, struct HDB *, hdb_entry_ex *) krb5_error_code(* hdb_fetch_kvno )(krb5_context, struct HDB *, krb5_const_principal, unsigned, krb5_kvno, hdb_entry_ex *) krb5_error_code(* hdb_store )(krb5_context, struct HDB *, unsigned, hdb_entry_ex *) krb5_error_code(* hdb_remove )(krb5_context, struct HDB…

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