/* Copyright 2009 Justin Erenkrantz and Greg Stein
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef AUTH_H
#define AUTH_H

#include "auth_kerb.h"

#ifdef __cplusplus
extern "C" {
#endif

void serf__encode_auth_header(const char **header, const char *protocol,
                              const char *data, apr_size_t data_len,
                              apr_pool_t *pool);

/** Basic authentication **/
apr_status_t serf__init_basic(int code,
                              serf_context_t *ctx,
                              apr_pool_t *pool);
apr_status_t serf__init_basic_connection(int code,
                                         serf_connection_t *conn,
                                         apr_pool_t *pool);
apr_status_t serf__handle_basic_auth(int code,
                                     serf_request_t *request,
                                     serf_bucket_t *response,
                                     const char *auth_hdr,
                                     const char *auth_attr,
                                     void *baton,
                                     apr_pool_t *pool);
apr_status_t serf__setup_request_basic_auth(int code,
                                            serf_connection_t *conn,
                                            const char *method,
                                            const char *uri,
                                            serf_bucket_t *hdrs_bkt);

/** Digest authentication **/
apr_status_t serf__init_digest(int code,
                               serf_context_t *ctx,
                               apr_pool_t *pool);
apr_status_t serf__init_digest_connection(int code,
                                          serf_connection_t *conn,
                                          apr_pool_t *pool);
apr_status_t serf__handle_digest_auth(int code,
                                      serf_request_t *request,
                                      serf_bucket_t *response,
                                      const char *auth_hdr,
                                      const char *auth_attr,
                                      void *baton,
                                      apr_pool_t *pool);
apr_status_t serf__setup_request_digest_auth(int code,
                                             serf_connection_t *conn,
                                             const char *method,
                                             const char *uri,
                                             serf_bucket_t *hdrs_bkt);
apr_status_t serf__validate_response_digest_auth(int code,
                                                 serf_connection_t *conn,
                                                 serf_request_t *request,
                                                 serf_bucket_t *response,
                                                 apr_pool_t *pool);

#ifdef SERF_HAVE_KERB
/** Kerberos authentication **/
apr_status_t serf__init_kerb(int code,
                             serf_context_t *ctx,
                             apr_pool_t *pool);
apr_status_t serf__init_kerb_connection(int code,
                                        serf_connection_t *conn,
                                        apr_pool_t *pool);
apr_status_t serf__handle_kerb_auth(int code,
                                    serf_request_t *request,
                                    serf_bucket_t *response,
                                    const char *auth_hdr,
                                    const char *auth_attr,
                                    void *baton,
                                    apr_pool_t *pool);
apr_status_t serf__setup_request_kerb_auth(int code,
                                           serf_connection_t *conn,
                                           const char *method,
                                           const char *uri,
                                           serf_bucket_t *hdrs_bkt);
apr_status_t serf__validate_response_kerb_auth(int code,
                                               serf_connection_t *conn,
                                               serf_request_t *request,
                                               serf_bucket_t *response,
                                               apr_pool_t *pool);
#endif /* SERF_HAVE_SPNEGO */

#ifdef __cplusplus
}
#endif

#endif    /* !AUTH_H */