1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
61 # include <openssl/e_os2.h>
63 # ifndef OPENSSL_NO_STDIO
68 # include <openssl/crypto.h>
70 # ifndef OPENSSL_NO_SCTP
71 # ifndef OPENSSL_SYS_VMS
74 # include <inttypes.h>
82 /* These are the 'types' of BIOs */
83 # define BIO_TYPE_NONE 0
84 # define BIO_TYPE_MEM (1|0x0400)
85 # define BIO_TYPE_FILE (2|0x0400)
87 # define BIO_TYPE_FD (4|0x0400|0x0100)
88 # define BIO_TYPE_SOCKET (5|0x0400|0x0100)
89 # define BIO_TYPE_NULL (6|0x0400)
90 # define BIO_TYPE_SSL (7|0x0200)
91 # define BIO_TYPE_MD (8|0x0200)/* passive filter */
92 # define BIO_TYPE_BUFFER (9|0x0200)/* filter */
93 # define BIO_TYPE_CIPHER (10|0x0200)/* filter */
94 # define BIO_TYPE_BASE64 (11|0x0200)/* filter */
95 # define BIO_TYPE_CONNECT (12|0x0400|0x0100)/* socket - connect */
96 # define BIO_TYPE_ACCEPT (13|0x0400|0x0100)/* socket for accept */
97 /* # define BIO_TYPE_PROXY_CLIENT (14|0x0200)*/ /* client proxy BIO */
98 /* # define BIO_TYPE_PROXY_SERVER (15|0x0200)*/ /* server proxy BIO */
99 # define BIO_TYPE_NBIO_TEST (16|0x0200)/* server proxy BIO */
100 # define BIO_TYPE_NULL_FILTER (17|0x0200)
101 # define BIO_TYPE_BER (18|0x0200)/* BER -> bin filter */
102 # define BIO_TYPE_BIO (19|0x0400)/* (half a) BIO pair */
103 # define BIO_TYPE_LINEBUFFER (20|0x0200)/* filter */
104 # define BIO_TYPE_DGRAM (21|0x0400|0x0100)
105 # ifndef OPENSSL_NO_SCTP
106 # define BIO_TYPE_DGRAM_SCTP (24|0x0400|0x0100)
108 # define BIO_TYPE_ASN1 (22|0x0200)/* filter */
109 # define BIO_TYPE_COMP (23|0x0200)/* filter */
111 # define BIO_TYPE_DESCRIPTOR 0x0100/* socket, fd, connect or accept */
112 # define BIO_TYPE_FILTER 0x0200
113 # define BIO_TYPE_SOURCE_SINK 0x0400
116 * BIO_FILENAME_READ|BIO_CLOSE to open or close on free.
117 * BIO_set_fp(in,stdin,BIO_NOCLOSE);
119 # define BIO_NOCLOSE 0x00
120 # define BIO_CLOSE 0x01
123 * These are used in the following macros and are passed to BIO_ctrl()
125 # define BIO_CTRL_RESET 1/* opt - rewind/zero etc */
126 # define BIO_CTRL_EOF 2/* opt - are we at the eof */
127 # define BIO_CTRL_INFO 3/* opt - extra tit-bits */
128 # define BIO_CTRL_SET 4/* man - set the 'IO' type */
129 # define BIO_CTRL_GET 5/* man - get the 'IO' type */
130 # define BIO_CTRL_PUSH 6/* opt - internal, used to signify change */
131 # define BIO_CTRL_POP 7/* opt - internal, used to signify change */
132 # define BIO_CTRL_GET_CLOSE 8/* man - set the 'close' on free */
133 # define BIO_CTRL_SET_CLOSE 9/* man - set the 'close' on free */
134 # define BIO_CTRL_PENDING 10/* opt - is their more data buffered */
135 # define BIO_CTRL_FLUSH 11/* opt - 'flush' buffered output */
136 # define BIO_CTRL_DUP 12/* man - extra stuff for 'duped' BIO */
137 # define BIO_CTRL_WPENDING 13/* opt - number of bytes still to write */
138 /* callback is int cb(BIO *bio,state,ret); */
139 # define BIO_CTRL_SET_CALLBACK 14/* opt - set callback function */
140 # define BIO_CTRL_GET_CALLBACK 15/* opt - set callback function */
142 # define BIO_CTRL_SET_FILENAME 30/* BIO_s_file special */
144 /* dgram BIO stuff */
145 # define BIO_CTRL_DGRAM_CONNECT 31/* BIO dgram special */
146 # define BIO_CTRL_DGRAM_SET_CONNECTED 32/* allow for an externally connected
147 * socket to be passed in */
148 # define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33/* setsockopt, essentially */
149 # define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34/* getsockopt, essentially */
150 # define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35/* setsockopt, essentially */
151 # define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36/* getsockopt, essentially */
153 # define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37/* flag whether the last */
154 # define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38/* I/O operation tiemd out */
156 /* #ifdef IP_MTU_DISCOVER */
157 # define BIO_CTRL_DGRAM_MTU_DISCOVER 39/* set DF bit on egress packets */
160 # define BIO_CTRL_DGRAM_QUERY_MTU 40/* as kernel for current MTU */
161 # define BIO_CTRL_DGRAM_GET_FALLBACK_MTU 47
162 # define BIO_CTRL_DGRAM_GET_MTU 41/* get cached value for MTU */
163 # define BIO_CTRL_DGRAM_SET_MTU 42/* set cached value for MTU.
164 * want to use this if asking
165 * the kernel fails */
167 # define BIO_CTRL_DGRAM_MTU_EXCEEDED 43/* check whether the MTU was
168 * exceed in the previous write
171 # define BIO_CTRL_DGRAM_GET_PEER 46
172 # define BIO_CTRL_DGRAM_SET_PEER 44/* Destination for the data */
174 # define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT 45/* Next DTLS handshake timeout
175 * to adjust socket timeouts */
176 # define BIO_CTRL_DGRAM_SET_DONT_FRAG 48
178 # define BIO_CTRL_DGRAM_GET_MTU_OVERHEAD 49
180 # define BIO_CTRL_DGRAM_SET_PEEK_MODE 50
182 # ifndef OPENSSL_NO_SCTP
184 # define BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE 50
185 # define BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY 51
186 # define BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY 52
187 # define BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD 53
188 # define BIO_CTRL_DGRAM_SCTP_GET_SNDINFO 60
189 # define BIO_CTRL_DGRAM_SCTP_SET_SNDINFO 61
190 # define BIO_CTRL_DGRAM_SCTP_GET_RCVINFO 62
191 # define BIO_CTRL_DGRAM_SCTP_SET_RCVINFO 63
192 # define BIO_CTRL_DGRAM_SCTP_GET_PRINFO 64
193 # define BIO_CTRL_DGRAM_SCTP_SET_PRINFO 65
194 # define BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN 70
198 # define BIO_FP_READ 0x02
199 # define BIO_FP_WRITE 0x04
200 # define BIO_FP_APPEND 0x08
201 # define BIO_FP_TEXT 0x10
203 # define BIO_FLAGS_READ 0x01
204 # define BIO_FLAGS_WRITE 0x02
205 # define BIO_FLAGS_IO_SPECIAL 0x04
206 # define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL)
207 # define BIO_FLAGS_SHOULD_RETRY 0x08
208 # ifndef BIO_FLAGS_UPLINK
210 * "UPLINK" flag denotes file descriptors provided by application. It
211 * defaults to 0, as most platforms don't require UPLINK interface.
213 # define BIO_FLAGS_UPLINK 0
216 # define BIO_FLAGS_BASE64_NO_NL 0x100
219 * This is used with memory BIOs: it means we shouldn't free up or change the
222 # define BIO_FLAGS_MEM_RDONLY 0x200
224 typedef union bio_addr_st BIO_ADDR;
225 typedef struct bio_addrinfo_st BIO_ADDRINFO;
227 void BIO_set_flags(BIO *b, int flags);
228 int BIO_test_flags(const BIO *b, int flags);
229 void BIO_clear_flags(BIO *b, int flags);
231 # define BIO_get_flags(b) BIO_test_flags(b, ~(0x0))
232 # define BIO_set_retry_special(b) \
233 BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY))
234 # define BIO_set_retry_read(b) \
235 BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY))
236 # define BIO_set_retry_write(b) \
237 BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY))
239 /* These are normally used internally in BIOs */
240 # define BIO_clear_retry_flags(b) \
241 BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
242 # define BIO_get_retry_flags(b) \
243 BIO_test_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
245 /* These should be used by the application to tell why we should retry */
246 # define BIO_should_read(a) BIO_test_flags(a, BIO_FLAGS_READ)
247 # define BIO_should_write(a) BIO_test_flags(a, BIO_FLAGS_WRITE)
248 # define BIO_should_io_special(a) BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL)
249 # define BIO_retry_type(a) BIO_test_flags(a, BIO_FLAGS_RWS)
250 # define BIO_should_retry(a) BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY)
253 * The next three are used in conjunction with the BIO_should_io_special()
254 * condition. After this returns true, BIO *BIO_get_retry_BIO(BIO *bio, int
255 * *reason); will walk the BIO stack and return the 'reason' for the special
256 * and the offending BIO. Given a BIO, BIO_get_retry_reason(bio) will return
260 * Returned from the SSL bio when the certificate retrieval code had an error
262 # define BIO_RR_SSL_X509_LOOKUP 0x01
263 /* Returned from the connect BIO when a connect would have blocked */
264 # define BIO_RR_CONNECT 0x02
265 /* Returned from the accept BIO when an accept would have blocked */
266 # define BIO_RR_ACCEPT 0x03
268 /* These are passed by the BIO callback */
269 # define BIO_CB_FREE 0x01
270 # define BIO_CB_READ 0x02
271 # define BIO_CB_WRITE 0x03
272 # define BIO_CB_PUTS 0x04
273 # define BIO_CB_GETS 0x05
274 # define BIO_CB_CTRL 0x06
277 * The callback is called before and after the underling operation, The
278 * BIO_CB_RETURN flag indicates if it is after the call
280 # define BIO_CB_RETURN 0x80
281 # define BIO_CB_return(a) ((a)|BIO_CB_RETURN)
282 # define BIO_cb_pre(a) (!((a)&BIO_CB_RETURN))
283 # define BIO_cb_post(a) ((a)&BIO_CB_RETURN)
285 long (*BIO_get_callback(const BIO *b)) (struct bio_st *, int, const char *,
287 void BIO_set_callback(BIO *b,
288 long (*callback) (struct bio_st *, int, const char *,
290 char *BIO_get_callback_arg(const BIO *b);
291 void BIO_set_callback_arg(BIO *b, char *arg);
293 const char *BIO_method_name(const BIO *b);
294 int BIO_method_type(const BIO *b);
296 typedef void bio_info_cb (struct bio_st *, int, const char *, int, long,
299 typedef struct bio_method_st {
302 int (*bwrite) (BIO *, const char *, int);
303 int (*bread) (BIO *, char *, int);
304 int (*bputs) (BIO *, const char *);
305 int (*bgets) (BIO *, char *, int);
306 long (*ctrl) (BIO *, int, long, void *);
307 int (*create) (BIO *);
308 int (*destroy) (BIO *);
309 long (*callback_ctrl) (BIO *, int, bio_info_cb *);
314 /* bio, mode, argp, argi, argl, ret */
315 long (*callback) (struct bio_st *, int, const char *, int, long, long);
316 char *cb_arg; /* first argument for the callback */
319 int flags; /* extra storage */
323 struct bio_st *next_bio; /* used by filter BIOs */
324 struct bio_st *prev_bio; /* used by filter BIOs */
328 CRYPTO_EX_DATA ex_data;
334 typedef struct bio_f_buffer_ctx_struct {
336 * Buffers are setup like this:
338 * <---------------------- size ----------------------->
339 * +---------------------------------------------------+
340 * | consumed | remaining | free space |
341 * +---------------------------------------------------+
342 * <-- off --><------- len ------->
345 * this is now in the BIO struct
347 int ibuf_size; /* how big is the input buffer */
348 int obuf_size; /* how big is the output buffer */
349 char *ibuf; /* the char array */
350 int ibuf_len; /* how many bytes are in it */
351 int ibuf_off; /* write/read offset */
352 char *obuf; /* the char array */
353 int obuf_len; /* how many bytes are in it */
354 int obuf_off; /* write/read offset */
357 /* Prefix and suffix callback in ASN1 BIO */
358 typedef int asn1_ps_func (BIO *b, unsigned char **pbuf, int *plen,
361 # ifndef OPENSSL_NO_SCTP
362 /* SCTP parameter structs */
363 struct bio_dgram_sctp_sndinfo {
367 uint32_t snd_context;
370 struct bio_dgram_sctp_rcvinfo {
377 uint32_t rcv_context;
380 struct bio_dgram_sctp_prinfo {
387 * #define BIO_CONN_get_param_hostname BIO_ctrl
390 # define BIO_C_SET_CONNECT 100
391 # define BIO_C_DO_STATE_MACHINE 101
392 # define BIO_C_SET_NBIO 102
393 /* # define BIO_C_SET_PROXY_PARAM 103 */
394 # define BIO_C_SET_FD 104
395 # define BIO_C_GET_FD 105
396 # define BIO_C_SET_FILE_PTR 106
397 # define BIO_C_GET_FILE_PTR 107
398 # define BIO_C_SET_FILENAME 108
399 # define BIO_C_SET_SSL 109
400 # define BIO_C_GET_SSL 110
401 # define BIO_C_SET_MD 111
402 # define BIO_C_GET_MD 112
403 # define BIO_C_GET_CIPHER_STATUS 113
404 # define BIO_C_SET_BUF_MEM 114
405 # define BIO_C_GET_BUF_MEM_PTR 115
406 # define BIO_C_GET_BUFF_NUM_LINES 116
407 # define BIO_C_SET_BUFF_SIZE 117
408 # define BIO_C_SET_ACCEPT 118
409 # define BIO_C_SSL_MODE 119
410 # define BIO_C_GET_MD_CTX 120
411 /* # define BIO_C_GET_PROXY_PARAM 121 */
412 # define BIO_C_SET_BUFF_READ_DATA 122/* data to read first */
413 # define BIO_C_GET_CONNECT 123
414 # define BIO_C_GET_ACCEPT 124
415 # define BIO_C_SET_SSL_RENEGOTIATE_BYTES 125
416 # define BIO_C_GET_SSL_NUM_RENEGOTIATES 126
417 # define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT 127
418 # define BIO_C_FILE_SEEK 128
419 # define BIO_C_GET_CIPHER_CTX 129
420 # define BIO_C_SET_BUF_MEM_EOF_RETURN 130/* return end of input
422 # define BIO_C_SET_BIND_MODE 131
423 # define BIO_C_GET_BIND_MODE 132
424 # define BIO_C_FILE_TELL 133
425 # define BIO_C_GET_SOCKS 134
426 # define BIO_C_SET_SOCKS 135
428 # define BIO_C_SET_WRITE_BUF_SIZE 136/* for BIO_s_bio */
429 # define BIO_C_GET_WRITE_BUF_SIZE 137
430 # define BIO_C_MAKE_BIO_PAIR 138
431 # define BIO_C_DESTROY_BIO_PAIR 139
432 # define BIO_C_GET_WRITE_GUARANTEE 140
433 # define BIO_C_GET_READ_REQUEST 141
434 # define BIO_C_SHUTDOWN_WR 142
435 # define BIO_C_NREAD0 143
436 # define BIO_C_NREAD 144
437 # define BIO_C_NWRITE0 145
438 # define BIO_C_NWRITE 146
439 # define BIO_C_RESET_READ_REQUEST 147
440 # define BIO_C_SET_MD_CTX 148
442 # define BIO_C_SET_PREFIX 149
443 # define BIO_C_GET_PREFIX 150
444 # define BIO_C_SET_SUFFIX 151
445 # define BIO_C_GET_SUFFIX 152
447 # define BIO_C_SET_EX_ARG 153
448 # define BIO_C_GET_EX_ARG 154
450 # define BIO_C_SET_CONNECT_MODE 155
452 # define BIO_set_app_data(s,arg) BIO_set_ex_data(s,0,arg)
453 # define BIO_get_app_data(s) BIO_get_ex_data(s,0)
455 /* IP families we support, for BIO_s_connect() and BIO_s_accept() */
456 /* Note: the underlying operating system may not support some of them */
457 # define BIO_FAMILY_IPV4 4
458 # define BIO_FAMILY_IPV6 6
459 # define BIO_FAMILY_IPANY 256
461 /* BIO_s_connect() */
462 # define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0,(char *)name)
463 # define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1,(char *)port)
464 # define BIO_set_conn_address(b,addr) BIO_ctrl(b,BIO_C_SET_CONNECT,2,(char *)addr)
465 # define BIO_set_conn_ip_family(b,f) BIO_int_ctrl(b,BIO_C_SET_CONNECT,3,f)
466 # define BIO_get_conn_hostname(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0,NULL))
467 # define BIO_get_conn_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1,NULL))
468 # define BIO_get_conn_address(b) ((const BIO_ADDR *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,2,NULL))
469 # define BIO_get_conn_ip_family(b) BIO_ctrl(b,BIO_C_GET_CONNECT,3,NULL)
470 # define BIO_set_conn_mode(b,n) BIO_ctrl(b,BIO_C_SET_CONNECT_MODE,(n),NULL)
472 # define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL)
475 # define BIO_set_accept_name(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0,(char *)name)
476 # define BIO_set_accept_port(b,port) BIO_ctrl(b,BIO_C_SET_ACCEPT,1,(char *)port)
477 # define BIO_get_accept_name(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0))
478 # define BIO_get_accept_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,1))
479 # define BIO_get_peer_name(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,2))
480 # define BIO_get_peer_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,3))
481 /* #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */
482 # define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(n)?(void *)"a":NULL)
483 # define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,3,(char *)bio)
484 # define BIO_set_accept_ip_family(b,f) BIO_int_ctrl(b,BIO_C_SET_ACCEPT,4,f)
485 # define BIO_get_accept_ip_family(b) BIO_ctrl(b,BIO_C_GET_ACCEPT,4,NULL)
487 /* Aliases kept for backward compatibility */
488 # define BIO_BIND_NORMAL 0
489 # define BIO_BIND_REUSEADDR BIO_SOCK_REUSEADDR
490 # define BIO_BIND_REUSEADDR_IF_UNUSED BIO_SOCK_REUSEADDR
491 # define BIO_set_bind_mode(b,mode) BIO_ctrl(b,BIO_C_SET_BIND_MODE,mode,NULL)
492 # define BIO_get_bind_mode(b) BIO_ctrl(b,BIO_C_GET_BIND_MODE,0,NULL)
494 /* BIO_s_accept() and BIO_s_connect() */
495 # define BIO_do_connect(b) BIO_do_handshake(b)
496 # define BIO_do_accept(b) BIO_do_handshake(b)
497 # define BIO_do_handshake(b) BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL)
499 /* BIO_s_datagram(), BIO_s_fd(), BIO_s_socket(), BIO_s_accept() and BIO_s_connect() */
500 # define BIO_set_fd(b,fd,c) BIO_int_ctrl(b,BIO_C_SET_FD,c,fd)
501 # define BIO_get_fd(b,c) BIO_ctrl(b,BIO_C_GET_FD,0,(char *)c)
504 # define BIO_set_fp(b,fp,c) BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)fp)
505 # define BIO_get_fp(b,fpp) BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)fpp)
507 /* BIO_s_fd() and BIO_s_file() */
508 # define BIO_seek(b,ofs) (int)BIO_ctrl(b,BIO_C_FILE_SEEK,ofs,NULL)
509 # define BIO_tell(b) (int)BIO_ctrl(b,BIO_C_FILE_TELL,0,NULL)
512 * name is cast to lose const, but might be better to route through a
513 * function so we can do it safely
517 * If you are wondering why this isn't defined, its because CONST_STRICT is
518 * purely a compile-time kludge to allow const to be checked.
520 int BIO_read_filename(BIO *b, const char *name);
522 # define BIO_read_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \
523 BIO_CLOSE|BIO_FP_READ,(char *)name)
525 # define BIO_write_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \
526 BIO_CLOSE|BIO_FP_WRITE,name)
527 # define BIO_append_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \
528 BIO_CLOSE|BIO_FP_APPEND,name)
529 # define BIO_rw_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \
530 BIO_CLOSE|BIO_FP_READ|BIO_FP_WRITE,name)
533 * WARNING WARNING, this ups the reference count on the read bio of the SSL
534 * structure. This is because the ssl read BIO is now pointed to by the
535 * next_bio field in the bio. So when you free the BIO, make sure you are
536 * doing a BIO_free_all() to catch the underlying BIO.
538 # define BIO_set_ssl(b,ssl,c) BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)ssl)
539 # define BIO_get_ssl(b,sslp) BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)sslp)
540 # define BIO_set_ssl_mode(b,client) BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL)
541 # define BIO_set_ssl_renegotiate_bytes(b,num) \
542 BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL);
543 # define BIO_get_num_renegotiates(b) \
544 BIO_ctrl(b,BIO_C_GET_SSL_NUM_RENEGOTIATES,0,NULL);
545 # define BIO_set_ssl_renegotiate_timeout(b,seconds) \
546 BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL);
548 /* defined in evp.h */
549 /* #define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,1,(char *)md) */
551 # define BIO_get_mem_data(b,pp) BIO_ctrl(b,BIO_CTRL_INFO,0,(char *)pp)
552 # define BIO_set_mem_buf(b,bm,c) BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)bm)
553 # define BIO_get_mem_ptr(b,pp) BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0,(char *)pp)
554 # define BIO_set_mem_eof_return(b,v) \
555 BIO_ctrl(b,BIO_C_SET_BUF_MEM_EOF_RETURN,v,NULL)
557 /* For the BIO_f_buffer() type */
558 # define BIO_get_buffer_num_lines(b) BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL)
559 # define BIO_set_buffer_size(b,size) BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL)
560 # define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0)
561 # define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1)
562 # define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf)
564 /* Don't use the next one unless you know what you are doing :-) */
565 # define BIO_dup_state(b,ret) BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret))
567 # define BIO_reset(b) (int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL)
568 # define BIO_eof(b) (int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL)
569 # define BIO_set_close(b,c) (int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL)
570 # define BIO_get_close(b) (int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL)
571 # define BIO_pending(b) (int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL)
572 # define BIO_wpending(b) (int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL)
573 /* ...pending macros have inappropriate return type */
574 size_t BIO_ctrl_pending(BIO *b);
575 size_t BIO_ctrl_wpending(BIO *b);
576 # define BIO_flush(b) (int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL)
577 # define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0, \
579 # define BIO_set_info_callback(b,cb) (int)BIO_callback_ctrl(b,BIO_CTRL_SET_CALLBACK,cb)
581 /* For the BIO_f_buffer() type */
582 # define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL)
584 /* For BIO_s_bio() */
585 # define BIO_set_write_buf_size(b,size) (int)BIO_ctrl(b,BIO_C_SET_WRITE_BUF_SIZE,size,NULL)
586 # define BIO_get_write_buf_size(b,size) (size_t)BIO_ctrl(b,BIO_C_GET_WRITE_BUF_SIZE,size,NULL)
587 # define BIO_make_bio_pair(b1,b2) (int)BIO_ctrl(b1,BIO_C_MAKE_BIO_PAIR,0,b2)
588 # define BIO_destroy_bio_pair(b) (int)BIO_ctrl(b,BIO_C_DESTROY_BIO_PAIR,0,NULL)
589 # define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL)
590 /* macros with inappropriate type -- but ...pending macros use int too: */
591 # define BIO_get_write_guarantee(b) (int)BIO_ctrl(b,BIO_C_GET_WRITE_GUARANTEE,0,NULL)
592 # define BIO_get_read_request(b) (int)BIO_ctrl(b,BIO_C_GET_READ_REQUEST,0,NULL)
593 size_t BIO_ctrl_get_write_guarantee(BIO *b);
594 size_t BIO_ctrl_get_read_request(BIO *b);
595 int BIO_ctrl_reset_read_request(BIO *b);
597 /* ctrl macros for dgram */
598 # define BIO_ctrl_dgram_connect(b,peer) \
599 (int)BIO_ctrl(b,BIO_CTRL_DGRAM_CONNECT,0, (char *)peer)
600 # define BIO_ctrl_set_connected(b,peer) \
601 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, 0, (char *)peer)
602 # define BIO_dgram_recv_timedout(b) \
603 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL)
604 # define BIO_dgram_send_timedout(b) \
605 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL)
606 # define BIO_dgram_get_peer(b,peer) \
607 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)peer)
608 # define BIO_dgram_set_peer(b,peer) \
609 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)peer)
610 # define BIO_dgram_get_mtu_overhead(b) \
611 (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU_OVERHEAD, 0, NULL)
613 #define BIO_get_ex_new_index(l, p, newf, dupf, freef) \
614 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_BIO, l, p, newf, dupf, freef)
615 int BIO_set_ex_data(BIO *bio, int idx, void *data);
616 void *BIO_get_ex_data(BIO *bio, int idx);
617 uint64_t BIO_number_read(BIO *bio);
618 uint64_t BIO_number_written(BIO *bio);
620 /* For BIO_f_asn1() */
621 int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix,
622 asn1_ps_func *prefix_free);
623 int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix,
624 asn1_ps_func **pprefix_free);
625 int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix,
626 asn1_ps_func *suffix_free);
627 int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix,
628 asn1_ps_func **psuffix_free);
630 BIO_METHOD *BIO_s_file(void);
631 BIO *BIO_new_file(const char *filename, const char *mode);
632 # ifndef OPENSSL_NO_STDIO
633 BIO *BIO_new_fp(FILE *stream, int close_flag);
635 BIO *BIO_new(BIO_METHOD *type);
636 int BIO_set(BIO *a, BIO_METHOD *type);
637 int BIO_free(BIO *a);
638 void BIO_vfree(BIO *a);
639 int BIO_up_ref(BIO *a);
640 int BIO_read(BIO *b, void *data, int len);
641 int BIO_gets(BIO *bp, char *buf, int size);
642 int BIO_write(BIO *b, const void *data, int len);
643 int BIO_puts(BIO *bp, const char *buf);
644 int BIO_indent(BIO *b, int indent, int max);
645 long BIO_ctrl(BIO *bp, int cmd, long larg, void *parg);
646 long BIO_callback_ctrl(BIO *b, int cmd,
647 void (*fp) (struct bio_st *, int, const char *, int,
649 void *BIO_ptr_ctrl(BIO *bp, int cmd, long larg);
650 long BIO_int_ctrl(BIO *bp, int cmd, long larg, int iarg);
651 BIO *BIO_push(BIO *b, BIO *append);
652 BIO *BIO_pop(BIO *b);
653 void BIO_free_all(BIO *a);
654 BIO *BIO_find_type(BIO *b, int bio_type);
655 BIO *BIO_next(BIO *b);
656 BIO *BIO_get_retry_BIO(BIO *bio, int *reason);
657 int BIO_get_retry_reason(BIO *bio);
658 BIO *BIO_dup_chain(BIO *in);
660 int BIO_nread0(BIO *bio, char **buf);
661 int BIO_nread(BIO *bio, char **buf, int num);
662 int BIO_nwrite0(BIO *bio, char **buf);
663 int BIO_nwrite(BIO *bio, char **buf, int num);
665 long BIO_debug_callback(BIO *bio, int cmd, const char *argp, int argi,
666 long argl, long ret);
668 BIO_METHOD *BIO_s_mem(void);
669 BIO_METHOD *BIO_s_secmem(void);
670 BIO *BIO_new_mem_buf(const void *buf, int len);
671 BIO_METHOD *BIO_s_socket(void);
672 BIO_METHOD *BIO_s_connect(void);
673 BIO_METHOD *BIO_s_accept(void);
674 BIO_METHOD *BIO_s_fd(void);
675 BIO_METHOD *BIO_s_log(void);
676 BIO_METHOD *BIO_s_bio(void);
677 BIO_METHOD *BIO_s_null(void);
678 BIO_METHOD *BIO_f_null(void);
679 BIO_METHOD *BIO_f_buffer(void);
680 # ifdef OPENSSL_SYS_VMS
681 BIO_METHOD *BIO_f_linebuffer(void);
683 BIO_METHOD *BIO_f_nbio_test(void);
684 # ifndef OPENSSL_NO_DGRAM
685 BIO_METHOD *BIO_s_datagram(void);
686 # ifndef OPENSSL_NO_SCTP
687 BIO_METHOD *BIO_s_datagram_sctp(void);
691 /* BIO_METHOD *BIO_f_ber(void); */
693 int BIO_sock_should_retry(int i);
694 int BIO_sock_non_fatal_error(int error);
695 int BIO_dgram_non_fatal_error(int error);
697 int BIO_fd_should_retry(int i);
698 int BIO_fd_non_fatal_error(int error);
699 int BIO_dump_cb(int (*cb) (const void *data, size_t len, void *u),
700 void *u, const char *s, int len);
701 int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u),
702 void *u, const char *s, int len, int indent);
703 int BIO_dump(BIO *b, const char *bytes, int len);
704 int BIO_dump_indent(BIO *b, const char *bytes, int len, int indent);
705 # ifndef OPENSSL_NO_STDIO
706 int BIO_dump_fp(FILE *fp, const char *s, int len);
707 int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent);
709 int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data,
712 BIO_ADDR *BIO_ADDR_new(void);
713 int BIO_ADDR_rawmake(BIO_ADDR *ap, int family,
714 const void *where, size_t wherelen, unsigned short port);
715 void BIO_ADDR_free(BIO_ADDR *);
716 void BIO_ADDR_clear(BIO_ADDR *ap);
717 int BIO_ADDR_family(const BIO_ADDR *ap);
718 int BIO_ADDR_rawaddress(const BIO_ADDR *ap, void *p, size_t *l);
719 unsigned short BIO_ADDR_rawport(const BIO_ADDR *ap);
720 char *BIO_ADDR_hostname_string(const BIO_ADDR *ap, int numeric);
721 char *BIO_ADDR_service_string(const BIO_ADDR *ap, int numeric);
722 char *BIO_ADDR_path_string(const BIO_ADDR *ap);
724 const BIO_ADDRINFO *BIO_ADDRINFO_next(const BIO_ADDRINFO *bai);
725 int BIO_ADDRINFO_family(const BIO_ADDRINFO *bai);
726 int BIO_ADDRINFO_socktype(const BIO_ADDRINFO *bai);
727 int BIO_ADDRINFO_protocol(const BIO_ADDRINFO *bai);
728 const BIO_ADDR *BIO_ADDRINFO_address(const BIO_ADDRINFO *bai);
729 void BIO_ADDRINFO_free(BIO_ADDRINFO *bai);
731 enum BIO_hostserv_priorities {
732 BIO_PARSE_PRIO_HOST, BIO_PARSE_PRIO_SERV
734 int BIO_parse_hostserv(const char *hostserv, char **host, char **service,
735 enum BIO_hostserv_priorities hostserv_prio);
736 enum BIO_lookup_type {
737 BIO_LOOKUP_CLIENT, BIO_LOOKUP_SERVER
739 int BIO_lookup(const char *host, const char *service,
740 enum BIO_lookup_type lookup_type,
741 int family, int socktype, BIO_ADDRINFO **res);
742 int BIO_sock_error(int sock);
743 int BIO_socket_ioctl(int fd, long type, void *arg);
744 int BIO_socket_nbio(int fd, int mode);
745 int BIO_sock_init(void);
746 void BIO_sock_cleanup(void);
747 int BIO_set_tcp_ndelay(int sock, int turn_on);
749 DEPRECATEDIN_1_1_0(struct hostent *BIO_gethostbyname(const char *name))
750 DEPRECATEDIN_1_1_0(int BIO_get_port(const char *str, unsigned short *port_ptr))
751 DEPRECATEDIN_1_1_0(int BIO_get_host_ip(const char *str, unsigned char *ip))
752 DEPRECATEDIN_1_1_0(int BIO_get_accept_socket(char *host_port, int mode))
753 DEPRECATEDIN_1_1_0(int BIO_accept(int sock, char **ip_port))
755 union BIO_sock_info_u {
758 enum BIO_sock_info_type {
759 BIO_SOCK_INFO_ADDRESS
761 int BIO_sock_info(int sock,
762 enum BIO_sock_info_type type, union BIO_sock_info_u *info);
764 # define BIO_SOCK_REUSEADDR 0x01
765 # define BIO_SOCK_V6_ONLY 0x02
766 # define BIO_SOCK_KEEPALIVE 0x04
767 # define BIO_SOCK_NONBLOCK 0x08
768 # define BIO_SOCK_NODELAY 0x10
770 int BIO_socket(int domain, int socktype, int protocol, int options);
771 int BIO_connect(int sock, const BIO_ADDR *addr, int options);
772 int BIO_listen(int sock, const BIO_ADDR *addr, int options);
773 int BIO_accept_ex(int accept_sock, BIO_ADDR *addr, int options);
774 int BIO_closesocket(int sock);
776 BIO *BIO_new_socket(int sock, int close_flag);
777 BIO *BIO_new_dgram(int fd, int close_flag);
778 # ifndef OPENSSL_NO_SCTP
779 BIO *BIO_new_dgram_sctp(int fd, int close_flag);
780 int BIO_dgram_is_sctp(BIO *bio);
781 int BIO_dgram_sctp_notification_cb(BIO *b,
782 void (*handle_notifications) (BIO *bio,
787 int BIO_dgram_sctp_wait_for_dry(BIO *b);
788 int BIO_dgram_sctp_msg_waiting(BIO *b);
790 BIO *BIO_new_fd(int fd, int close_flag);
791 BIO *BIO_new_connect(const char *host_port);
792 BIO *BIO_new_accept(const char *host_port);
794 int BIO_new_bio_pair(BIO **bio1, size_t writebuf1,
795 BIO **bio2, size_t writebuf2);
797 * If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints.
798 * Otherwise returns 0 and sets *bio1 and *bio2 to NULL. Size 0 uses default
802 void BIO_copy_next_retry(BIO *b);
805 * long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);
809 # define __bio_h__attr__ __attribute__
811 # define __bio_h__attr__(x)
813 int BIO_printf(BIO *bio, const char *format, ...)
814 __bio_h__attr__((__format__(__printf__, 2, 3)));
815 int BIO_vprintf(BIO *bio, const char *format, va_list args)
816 __bio_h__attr__((__format__(__printf__, 2, 0)));
817 int BIO_snprintf(char *buf, size_t n, const char *format, ...)
818 __bio_h__attr__((__format__(__printf__, 3, 4)));
819 int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)
820 __bio_h__attr__((__format__(__printf__, 3, 0)));
821 # undef __bio_h__attr__
823 /* BEGIN ERROR CODES */
825 * The following lines are auto generated by the script mkerr.pl. Any changes
826 * made after this point may be overwritten when the script is next run.
828 void ERR_load_BIO_strings(void);
830 /* Error codes for the BIO functions. */
832 /* Function codes. */
833 # define BIO_F_ACPT_STATE 100
834 # define BIO_F_ADDR_STRINGS 134
835 # define BIO_F_BIO_ACCEPT 101
836 # define BIO_F_BIO_ACCEPT_EX 137
837 # define BIO_F_BIO_BER_GET_HEADER 102
838 # define BIO_F_BIO_CALLBACK_CTRL 131
839 # define BIO_F_BIO_CONNECT 138
840 # define BIO_F_BIO_CTRL 103
841 # define BIO_F_BIO_GETHOSTBYNAME 120
842 # define BIO_F_BIO_GETS 104
843 # define BIO_F_BIO_GET_ACCEPT_SOCKET 105
844 # define BIO_F_BIO_GET_HOST_IP 106
845 # define BIO_F_BIO_GET_PORT 107
846 # define BIO_F_BIO_LISTEN 139
847 # define BIO_F_BIO_LOOKUP 135
848 # define BIO_F_BIO_MAKE_PAIR 121
849 # define BIO_F_BIO_NEW 108
850 # define BIO_F_BIO_NEW_FILE 109
851 # define BIO_F_BIO_NEW_MEM_BUF 126
852 # define BIO_F_BIO_NREAD 123
853 # define BIO_F_BIO_NREAD0 124
854 # define BIO_F_BIO_NWRITE 125
855 # define BIO_F_BIO_NWRITE0 122
856 # define BIO_F_BIO_PARSE_HOSTSERV 136
857 # define BIO_F_BIO_PUTS 110
858 # define BIO_F_BIO_READ 111
859 # define BIO_F_BIO_SOCKET 140
860 # define BIO_F_BIO_SOCKET_NBIO 142
861 # define BIO_F_BIO_SOCK_INFO 141
862 # define BIO_F_BIO_SOCK_INIT 112
863 # define BIO_F_BIO_WRITE 113
864 # define BIO_F_BUFFER_CTRL 114
865 # define BIO_F_CONN_CTRL 127
866 # define BIO_F_CONN_STATE 115
867 # define BIO_F_DGRAM_SCTP_READ 132
868 # define BIO_F_DGRAM_SCTP_WRITE 133
869 # define BIO_F_FILE_CTRL 116
870 # define BIO_F_FILE_READ 130
871 # define BIO_F_LINEBUFFER_CTRL 129
872 # define BIO_F_MEM_READ 128
873 # define BIO_F_MEM_WRITE 117
874 # define BIO_F_SSL_NEW 118
875 # define BIO_F_WSASTARTUP 119
878 # define BIO_R_ACCEPT_ERROR 100
879 # define BIO_R_ADDRINFO_ADDR_IS_NOT_AF_INET 141
880 # define BIO_R_AMBIGUOUS_HOST_OR_SERVICE 129
881 # define BIO_R_BAD_FOPEN_MODE 101
882 # define BIO_R_BAD_HOSTNAME_LOOKUP 102
883 # define BIO_R_BROKEN_PIPE 124
884 # define BIO_R_CONNECT_ERROR 103
885 # define BIO_R_EOF_ON_MEMORY_BIO 127
886 # define BIO_R_ERROR_SETTING_NBIO 104
887 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET 105
888 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET 106
889 # define BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET 107
890 # define BIO_R_GETSOCKNAME_ERROR 132
891 # define BIO_R_GETSOCKNAME_TRUNCATED_ADDRESS 133
892 # define BIO_R_GETTING_SOCKTYPE 134
893 # define BIO_R_INVALID_ARGUMENT 125
894 # define BIO_R_INVALID_IP_ADDRESS 108
895 # define BIO_R_INVALID_SOCKET 135
896 # define BIO_R_IN_USE 123
897 # define BIO_R_KEEPALIVE 109
898 # define BIO_R_LISTEN_V6_ONLY 136
899 # define BIO_R_LOOKUP_RETURNED_NOTHING 142
900 # define BIO_R_MALFORMED_HOST_OR_SERVICE 130
901 # define BIO_R_NBIO_CONNECT_ERROR 110
902 # define BIO_R_NO_ACCEPT_ADDR_OR_SERVICE_SPECIFIED 143
903 # define BIO_R_NO_ACCEPT_PORT_SPECIFIED 111
904 # define BIO_R_NO_HOSTNAME_OR_SERVICE_SPECIFIED 144
905 # define BIO_R_NO_HOSTNAME_SPECIFIED 112
906 # define BIO_R_NO_PORT_DEFINED 113
907 # define BIO_R_NO_SERVICE_SPECIFIED 114
908 # define BIO_R_NO_SUCH_FILE 128
909 # define BIO_R_NULL_PARAMETER 115
910 # define BIO_R_TAG_MISMATCH 116
911 # define BIO_R_UNABLE_TO_BIND_SOCKET 117
912 # define BIO_R_UNABLE_TO_CREATE_SOCKET 118
913 # define BIO_R_UNABLE_TO_KEEPALIVE 137
914 # define BIO_R_UNABLE_TO_LISTEN_SOCKET 119
915 # define BIO_R_UNABLE_TO_NODELAY 138
916 # define BIO_R_UNABLE_TO_REUSEADDR 139
917 # define BIO_R_UNAVAILABLE_IP_FAMILY 145
918 # define BIO_R_UNINITIALIZED 120
919 # define BIO_R_UNKNOWN_INFO_TYPE 140
920 # define BIO_R_UNSUPPORTED_IP_FAMILY 146
921 # define BIO_R_UNSUPPORTED_METHOD 121
922 # define BIO_R_UNSUPPORTED_PROTOCOL_FAMILY 131
923 # define BIO_R_WRITE_TO_READ_ONLY_BIO 126
924 # define BIO_R_WSASTARTUP 122