Regarding Credential Cache

[Mohit Aggrawal]

Hi,

Please let me know if anybody has any idea to this problem i.e. krb5_cc_default
not successful.
and let me know if i need to provide any other details.

-Regards
 Mohit





On Mon, May 27, 2013 at 11:43 PM, Mohit Aggrawal <mohit500 at gmail.com> wrote:

> Hello All,
>
> I am using Kerberos 1.11 build using Visual Studio 2010 . In our code we
> are calling krb5_cc_default after calling krb5_init_context .  The call to
> krb5_init_context  is successful while the call to krb5_cc_default is
> failing i.e. the return value is not zero.
> Please let us know if I need to modify or change the value of parameters
> so that the call to krb5_cc_default is successful. I am sending  the code
> snippet and the value of parametres .
>
> Code snippet
>
> if (NULL == m_hContext)
>     {
>         // Initialize Kerberos context
>         if (krb5_init_context (&m_hContext)) return false;
>     }
>
>     if (NULL == m_hCache)
>     {
>         // Create default credentials cache
>         if (krb5_cc_default (m_hContext, &m_hCache))
>         {
>             UnInit();
>             return false;
>         }
>     }
>
>
> The parameter values are given as
>
> krb5_context context value is
>
> - context 0x1ab152d8 {magic=-1760647388 in_tkt_etypes=0x00000000
> tgs_etypes=0x00000000 ...} _krb5_context *
>  magic -1760647388 int
> + in_tkt_etypes 0x00000000 int *
> + tgs_etypes 0x00000000 int *
> + os_context {magic=-1760647387 time_offset=0 usec_offset=0 ...}
> _krb5_os_context
> + default_realm 0x00000000 <Bad Ptr> char *
> + profile 0x1ab15848 {magic=-1429577710 first_file=0x1ab15888
> vt=0x00000000 ...} _profile_t *
>  dal_handle 0x00000000 _kdb5_dal_handle *
> ser_ctx_count 0 int
>  ser_ctx 0x00000000 void *
> clockskew 300 int
>  kdc_req_sumtype 7 int
> default_ap_req_sumtype 0 int
>  default_safe_sumtype 8 int
> kdc_default_options 16 int
>  library_options 1 int
> profile_secure 0 unsigned int
>  fcc_default_format 1284 int
> + prompt_types 0x00000000 int *
>  udp_pref_limit -1 int
> use_conf_ktypes 0 unsigned int
>  profile_in_memory 0 unsigned int
> + libkrb5_plugins {files=0x00000000 } plugin_dir_handle
> + vtbl 0x00000000 {minor_version=??? init=??? fini=??? ...} krb5plugin_service_locate_ftable
> *
> + locate_fptrs 0x00000000 void (void)* *
> + preauth_context 0x00000000 {n_modules=??? modules=??? } krb5_preauth_context_st
> *
> + ccselect_handles 0x00000000 ccselect_module_handle * *
> + err {code=0 msg=0x00000000 <Bad Ptr> scratch_buf=0x1ab15358 "" } errinfo
>  kdblog_context 0x00000000 _kdb_log_context *
> allow_weak_crypto 0 unsigned int
>  ignore_acceptor_hostname 0 unsigned int
> trace_callback 0x00000000 void (_krb5_context *, const _krb5_trace_info
> *, void *)*
>  trace_callback_data 0x00000000 void *
> + plugins 0x1ab1576c {modules=0x00000000 configured=0 } plugin_interface
> [5]
> + plugin_base_dir 0x1ab1b0b0 "@LIBDIR/krb5/plugins" char *
> + ccache 0x1a703108 _krb5_ccache * *
> + *ccache 0x00000000 {magic=??? ops=??? data=??? } _krb5_ccache *
> + context 0x1ab152d8 {magic=-1760647388 in_tkt_etypes=0x00000000
> tgs_etypes=0x00000000 ...} _krb5_context *
>
> while the value of  krb5_ccache *ccache is
>
> - *ccache 0x00000000 {magic=??? ops=??? data=??? } _krb5_ccache *
>  magic CXX0030: Error: expression cannot be evaluated
> ops CXX0030: Error: expression cannot be evaluated
>  data CXX0030: Error: expression cannot be evaluated
>
> -Thanks
>   Mohit
>
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