1/*
2 * librdkafka - The Apache Kafka C/C++ library
3 *
4 * Copyright (c) 2015 Magnus Edenhill
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright notice,
11 * this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _RDKAFKA_SASL_INT_H_
30#define _RDKAFKA_SASL_INT_H_
31
32struct rd_kafka_sasl_provider {
33 const char *name;
34
35 /**< Per client-instance (rk) initializer */
36 int (*init) (rd_kafka_t *rk, char *errstr, size_t errstr_size);
37
38 /**< Per client-instance (rk) destructor */
39 void (*term) (rd_kafka_t *rk);
40
41 /**< Returns rd_true if provider is ready to be used, else rd_false */
42 rd_bool_t (*ready) (rd_kafka_t *rk);
43
44 int (*client_new) (rd_kafka_transport_t *rktrans,
45 const char *hostname,
46 char *errstr, size_t errstr_size);
47
48 int (*recv) (struct rd_kafka_transport_s *s,
49 const void *buf, size_t size,
50 char *errstr, size_t errstr_size);
51 void (*close) (struct rd_kafka_transport_s *);
52
53 void (*broker_init) (rd_kafka_broker_t *rkb);
54 void (*broker_term) (rd_kafka_broker_t *rkb);
55
56 int (*conf_validate) (rd_kafka_t *rk,
57 char *errstr, size_t errstr_size);
58};
59
60#ifdef _MSC_VER
61extern const struct rd_kafka_sasl_provider rd_kafka_sasl_win32_provider;
62#endif
63
64#if WITH_SASL_CYRUS
65extern const struct rd_kafka_sasl_provider rd_kafka_sasl_cyrus_provider;
66void rd_kafka_sasl_cyrus_global_term (void);
67int rd_kafka_sasl_cyrus_global_init (void);
68#endif
69
70extern const struct rd_kafka_sasl_provider rd_kafka_sasl_plain_provider;
71
72#if WITH_SASL_SCRAM
73extern const struct rd_kafka_sasl_provider rd_kafka_sasl_scram_provider;
74#endif
75
76#if WITH_SASL_OAUTHBEARER
77extern const struct rd_kafka_sasl_provider rd_kafka_sasl_oauthbearer_provider;
78#endif
79
80void rd_kafka_sasl_auth_done (rd_kafka_transport_t *rktrans);
81int rd_kafka_sasl_send (rd_kafka_transport_t *rktrans,
82 const void *payload, int len,
83 char *errstr, size_t errstr_size);
84
85#endif /* _RDKAFKA_SASL_INT_H_ */
86