2 * ustream-ssl - library for SSL over ustream
4 * Copyright (C) 2012 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.
21 #include <libubox/ustream.h>
23 #include "ustream-ssl.h"
24 #include "openssl_bio_compat.h"
25 #include "ustream-internal.h"
31 BIO_set_data(b, NULL);
32 BIO_clear_flags(b, ~0);
37 s_ustream_free(BIO *b)
42 BIO_set_data(b, NULL);
44 BIO_clear_flags(b, ~0);
49 s_ustream_read(BIO *b, char *buf, int len)
58 s = (struct ustream *)BIO_get_data(b);
62 sbuf = ustream_get_read_buf(s, &slen);
64 BIO_clear_retry_flags(b);
66 BIO_set_retry_read(b);
73 memcpy(buf, sbuf, slen);
74 ustream_consume(s, slen);
80 s_ustream_write(BIO *b, const char *buf, int len)
87 s = (struct ustream *)BIO_get_data(b);
94 return ustream_write(s, buf, len, false);
98 s_ustream_gets(BIO *b, char *buf, int len)
104 s_ustream_puts(BIO *b, const char *str)
106 return s_ustream_write(b, str, strlen(str));
109 static long s_ustream_ctrl(BIO *b, int cmd, long num, void *ptr)
119 static BIO *ustream_bio_new(struct ustream *s)
123 BIO_METHOD *methods_ustream;
125 methods_ustream = BIO_meth_new(100 | BIO_TYPE_SOURCE_SINK, "ustream");
126 BIO_meth_set_write(methods_ustream, s_ustream_write);
127 BIO_meth_set_read(methods_ustream, s_ustream_read);
128 BIO_meth_set_puts(methods_ustream, s_ustream_puts);
129 BIO_meth_set_gets(methods_ustream, s_ustream_gets);
130 BIO_meth_set_ctrl(methods_ustream, s_ustream_ctrl);
131 BIO_meth_set_create(methods_ustream, s_ustream_new);
132 BIO_meth_set_destroy(methods_ustream, s_ustream_free);
133 bio = BIO_new(methods_ustream);
134 BIO_set_data(bio, s);
139 __hidden void ustream_set_io(struct ustream_ssl_ctx *ctx, void *ssl, struct ustream *conn)
141 BIO *bio = ustream_bio_new(conn);
142 SSL_set_bio(ssl, bio, bio);