krb5_mk_req -  Create a KRB_AP_REQ message. 
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.. c:function:: krb5_error_code krb5_mk_req(krb5_context context, krb5_auth_context * auth_context, krb5_flags ap_req_options, const char * service, const char * hostname, krb5_data * in_data, krb5_ccache ccache, krb5_data * outbuf)

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:param:

	          **[in]** **context** - Library context

	          **[inout]** **auth_context** - Pre-existing or newly created auth context

	          **[in]** **ap_req_options** - Options (see AP_OPTS macros)

	          **[in]** **service** - Service name, or NULL to use **"host"**

	          **[in]** **hostname** - Host name, or NULL to use local hostname

	          **[in]** **in_data** - Application data to be checksummed in the authenticator, or NULL

	          **[in]** **ccache** - Credential cache used to obtain credentials for the desired service.

	          **[out]** **outbuf** - **AP-REQ** message


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:retval:
         -   0   Success; otherwise - Kerberos error codes


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This function is similar to krb5_mk_req_extended() except that it uses a given *hostname* , *service* , and *ccache* to construct a service principal name and obtain credentials.



Use krb5_free_data_contents() to free *outbuf* when it is no longer needed.










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