.TH "Heimdal Kerberos 5 keytab handling functions" 3 "11 Jan 2012" "Version 1.5.2" "HeimdalKerberos5library" \" -*- nroff -*-
.ad l
.nh
.SH NAME
Heimdal Kerberos 5 keytab handling functions \- 
.SS "Functions"

.in +1c
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_register\fP (krb5_context context, const krb5_kt_ops *ops)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_resolve\fP (krb5_context context, const char *name, krb5_keytab *id)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_default_name\fP (krb5_context context, char *name, size_t namesize)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_default_modify_name\fP (krb5_context context, char *name, size_t namesize)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_default\fP (krb5_context context, krb5_keytab *id)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_read_service_key\fP (krb5_context context, krb5_pointer keyprocarg, krb5_principal principal, krb5_kvno vno, krb5_enctype enctype, krb5_keyblock **key)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_get_type\fP (krb5_context context, krb5_keytab keytab, char *prefix, size_t prefixsize)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_get_name\fP (krb5_context context, krb5_keytab keytab, char *name, size_t namesize)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_get_full_name\fP (krb5_context context, krb5_keytab keytab, char **str)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_close\fP (krb5_context context, krb5_keytab id)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_destroy\fP (krb5_context context, krb5_keytab id)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL \fBkrb5_kt_compare\fP (krb5_context context, krb5_keytab_entry *entry, krb5_const_principal principal, krb5_kvno vno, krb5_enctype enctype)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_get_entry\fP (krb5_context context, krb5_keytab id, krb5_const_principal principal, krb5_kvno kvno, krb5_enctype enctype, krb5_keytab_entry *entry)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_copy_entry_contents\fP (krb5_context context, const krb5_keytab_entry *in, krb5_keytab_entry *out)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_free_entry\fP (krb5_context context, krb5_keytab_entry *entry)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_start_seq_get\fP (krb5_context context, krb5_keytab id, krb5_kt_cursor *cursor)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_next_entry\fP (krb5_context context, krb5_keytab id, krb5_keytab_entry *entry, krb5_kt_cursor *cursor)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_end_seq_get\fP (krb5_context context, krb5_keytab id, krb5_kt_cursor *cursor)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_add_entry\fP (krb5_context context, krb5_keytab id, krb5_keytab_entry *entry)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL \fBkrb5_kt_remove_entry\fP (krb5_context context, krb5_keytab id, krb5_keytab_entry *entry)"
.br
.ti -1c
.RI "KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL \fBkrb5_kt_have_content\fP (krb5_context context, krb5_keytab id)"
.br
.in -1c
.SH "Detailed Description"
.PP 

.SH "Function Documentation"
.PP 
.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_add_entry (krb5_context context, krb5_keytab id, krb5_keytab_entry * entry)"
.PP
Add the entry in `entry' to the keytab `id'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIentry\fP the entry to add
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_close (krb5_context context, krb5_keytab id)"
.PP
Finish using the keytab in `id'. All resources will be released, even on errors.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP keytab to close.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL krb5_kt_compare (krb5_context context, krb5_keytab_entry * entry, krb5_const_principal principal, krb5_kvno vno, krb5_enctype enctype)"
.PP
Compare `entry' against `principal, vno, enctype'. Any of `principal, vno, enctype' might be 0 which acts as a wildcard. Return TRUE if they compare the same, FALSE otherwise.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIentry\fP an entry to match with. 
.br
\fIprincipal\fP principal to match, NULL matches all principals. 
.br
\fIvno\fP key version to match, 0 matches all key version numbers. 
.br
\fIenctype\fP encryption type to match, 0 matches all encryption types.
.RE
.PP
\fBReturns:\fP
.RS 4
Return TRUE or match, FALSE if not matched. 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_copy_entry_contents (krb5_context context, const krb5_keytab_entry * in, krb5_keytab_entry * out)"
.PP
Copy the contents of `in' into `out'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIin\fP the keytab entry to copy. 
.br
\fIout\fP the copy of the keytab entry, free with \fBkrb5_kt_free_entry()\fP.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_default (krb5_context context, krb5_keytab * id)"
.PP
Set `id' to the default keytab.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP the new default keytab.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_default_modify_name (krb5_context context, char * name, size_t namesize)"
.PP
Copy the name of the default modify keytab into `name'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIname\fP buffer where the name will be written 
.br
\fInamesize\fP length of name
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_default_name (krb5_context context, char * name, size_t namesize)"
.PP
copy the name of the default keytab into `name'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIname\fP buffer where the name will be written 
.br
\fInamesize\fP length of name
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_destroy (krb5_context context, krb5_keytab id)"
.PP
Destroy (remove) the keytab in `id'. All resources will be released, even on errors, does the equvalment of \fBkrb5_kt_close()\fP on the resources.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP keytab to destroy.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_end_seq_get (krb5_context context, krb5_keytab id, krb5_kt_cursor * cursor)"
.PP
Release all resources associated with `cursor'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIcursor\fP the cursor to free.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_free_entry (krb5_context context, krb5_keytab_entry * entry)"
.PP
Free the contents of `entry'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIentry\fP the entry to free
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_get_entry (krb5_context context, krb5_keytab id, krb5_const_principal principal, krb5_kvno kvno, krb5_enctype enctype, krb5_keytab_entry * entry)"
.PP
Retrieve the keytab entry for `principal, kvno, enctype' into `entry' from the keytab `id'. Matching is done like \fBkrb5_kt_compare()\fP.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIprincipal\fP principal to match, NULL matches all principals. 
.br
\fIkvno\fP key version to match, 0 matches all key version numbers. 
.br
\fIenctype\fP encryption type to match, 0 matches all encryption types. 
.br
\fIentry\fP the returned entry, free with \fBkrb5_kt_free_entry()\fP.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_get_full_name (krb5_context context, krb5_keytab keytab, char ** str)"
.PP
Retrieve the full name of the keytab `keytab' and store the name in `str'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIkeytab\fP keytab to get name for. 
.br
\fIstr\fP the name of the keytab name, usee krb5_xfree() to free the string. On error, *str is set to NULL.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_get_name (krb5_context context, krb5_keytab keytab, char * name, size_t namesize)"
.PP
Retrieve the name of the keytab `keytab' into `name', `namesize'
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIkeytab\fP the keytab to get the name for. 
.br
\fIname\fP name buffer. 
.br
\fInamesize\fP size of name buffer.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_get_type (krb5_context context, krb5_keytab keytab, char * prefix, size_t prefixsize)"
.PP
Return the type of the `keytab' in the string `prefix of length `prefixsize'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIkeytab\fP the keytab to get the prefix for 
.br
\fIprefix\fP prefix buffer 
.br
\fIprefixsize\fP length of prefix buffer
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL krb5_kt_have_content (krb5_context context, krb5_keytab id)"
.PP
Return true if the keytab exists and have entries
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_next_entry (krb5_context context, krb5_keytab id, krb5_keytab_entry * entry, krb5_kt_cursor * cursor)"
.PP
Get the next entry from keytab, advance the cursor. On last entry the function will return KRB5_KT_END.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIentry\fP the returned entry, free with \fBkrb5_kt_free_entry()\fP. 
.br
\fIcursor\fP the cursor of the iteration.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_read_service_key (krb5_context context, krb5_pointer keyprocarg, krb5_principal principal, krb5_kvno vno, krb5_enctype enctype, krb5_keyblock ** key)"
.PP
Read the key identified by `(principal, vno, enctype)' from the keytab in `keyprocarg' (the default if == NULL) into `*key'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIkeyprocarg\fP 
.br
\fIprincipal\fP 
.br
\fIvno\fP 
.br
\fIenctype\fP 
.br
\fIkey\fP 
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_register (krb5_context context, const krb5_kt_ops * ops)"
.PP
Register a new keytab backend.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIops\fP a backend to register.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_remove_entry (krb5_context context, krb5_keytab id, krb5_keytab_entry * entry)"
.PP
Remove an entry from the keytab, matching is done using \fBkrb5_kt_compare()\fP.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIentry\fP the entry to remove
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_resolve (krb5_context context, const char * name, krb5_keytab * id)"
.PP
Resolve the keytab name (of the form `type:residual') in `name' into a keytab in `id'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIname\fP name to resolve 
.br
\fIid\fP resulting keytab, free with \fBkrb5_kt_close()\fP.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP

.SS "KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL krb5_kt_start_seq_get (krb5_context context, krb5_keytab id, krb5_kt_cursor * cursor)"
.PP
Set `cursor' to point at the beginning of `id'.
.PP
\fBParameters:\fP
.RS 4
\fIcontext\fP a Keberos context. 
.br
\fIid\fP a keytab. 
.br
\fIcursor\fP a newly allocated cursor, free with \fBkrb5_kt_end_seq_get()\fP.
.RE
.PP
\fBReturns:\fP
.RS 4
Return an error code or 0, see krb5_get_error_message(). 
.RE
.PP