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.
19 #include "ustream-ssl.h"
20 #include "ustream-internal.h"
22 __hidden
void * __ustream_ssl_context_new(bool server
)
24 static bool _init
= false;
29 SSL_load_error_strings();
34 #ifdef CYASSL_OPENSSL_H_
36 m
= SSLv23_server_method();
38 m
= SSLv23_client_method();
41 m
= TLSv1_server_method();
43 m
= TLSv1_client_method();
46 c
= SSL_CTX_new((void *) m
);
51 SSL_CTX_set_verify(c
, SSL_VERIFY_NONE
, NULL
);
56 __hidden
int __ustream_ssl_set_crt_file(void *ctx
, const char *file
)
60 ret
= SSL_CTX_use_certificate_file(ctx
, file
, SSL_FILETYPE_PEM
);
62 ret
= SSL_CTX_use_certificate_file(ctx
, file
, SSL_FILETYPE_ASN1
);
70 __hidden
int __ustream_ssl_set_key_file(void *ctx
, const char *file
)
74 ret
= SSL_CTX_use_PrivateKey_file(ctx
, file
, SSL_FILETYPE_PEM
);
76 ret
= SSL_CTX_use_PrivateKey_file(ctx
, file
, SSL_FILETYPE_ASN1
);
84 __hidden
void __ustream_ssl_context_free(void *ctx
)
89 static void ustream_ssl_error(struct ustream_ssl
*us
, int ret
)
92 uloop_timeout_set(&us
->error_timer
, 0);
95 __hidden
enum ssl_conn_status
__ustream_ssl_connect(struct ustream_ssl
*us
)
103 r
= SSL_connect(ssl
);
108 r
= SSL_get_error(ssl
, r
);
109 if (r
== SSL_ERROR_WANT_READ
|| r
== SSL_ERROR_WANT_WRITE
)
110 return U_SSL_PENDING
;
112 ustream_ssl_error(us
, r
);
116 __hidden
int __ustream_ssl_write(struct ustream_ssl
*us
, const char *buf
, int len
)
119 int ret
= SSL_write(ssl
, buf
, len
);
122 int err
= SSL_get_error(ssl
, ret
);
123 if (err
== SSL_ERROR_WANT_WRITE
)
126 ustream_ssl_error(us
, err
);
133 __hidden
int __ustream_ssl_read(struct ustream_ssl
*us
, char *buf
, int len
)
135 int ret
= SSL_read(us
->ssl
, buf
, len
);
138 ret
= SSL_get_error(us
->ssl
, ret
);
139 if (ret
== SSL_ERROR_WANT_READ
)
140 return U_SSL_PENDING
;
142 ustream_ssl_error(us
, ret
);