2 * uclient - ustream based protocol client library
4 * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #ifndef __LIBUBOX_UCLIENT_H
19 #define __LIBUBOX_UCLIENT_H
21 #include <libubox/blob.h>
22 #include <libubox/ustream.h>
23 #include <libubox/ustream-ssl.h>
26 struct uclient_backend;
28 enum uclient_error_code {
29 UCLIENT_ERROR_UNKNOWN,
30 UCLIENT_ERROR_CONNECT,
31 UCLIENT_ERROR_SSL_INVALID_CERT,
32 UCLIENT_ERROR_SSL_CN_MISMATCH,
36 const struct uclient_backend *backend;
37 const struct uclient_cb *cb;
39 struct uclient_url *url;
45 struct blob_attr *meta;
47 struct uloop_timeout timeout;
51 void (*data_read)(struct uclient *cl);
52 void (*data_sent)(struct uclient *cl);
53 void (*data_eof)(struct uclient *cl);
54 void (*header_done)(struct uclient *cl);
55 void (*error)(struct uclient *cl, int code);
58 struct uclient *uclient_new(const char *url, const struct uclient_cb *cb);
59 void uclient_free(struct uclient *cl);
61 int uclient_connect_url(struct uclient *cl, const char *url_str);
63 static inline int uclient_connect(struct uclient *cl)
65 return uclient_connect_url(cl, NULL);
69 int uclient_read(struct uclient *cl, char *buf, int len);
70 int uclient_write(struct uclient *cl, char *buf, int len);
71 int uclient_request(struct uclient *cl);
74 extern const struct uclient_backend uclient_backend_http;
76 int uclient_http_set_header(struct uclient *cl, const char *name, const char *value);
77 int uclient_http_reset_headers(struct uclient *cl, const char *name, const char *value);
78 int uclient_http_set_request_type(struct uclient *cl, const char *type);
79 bool uclient_http_redirect(struct uclient *cl);
81 int uclient_http_set_ssl_ctx(struct uclient *cl, struct ustream_ssl_ctx *ctx, bool require_validation);