1 /* crypto/bio/bio.h */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  *
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  *
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  *
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 
59 #ifndef HEADER_BIO_H
60 #define HEADER_BIO_H
61 
62 #include <AvailabilityMacros.h>
63 
64 #include <openssl/e_os2.h>
65 
66 #ifndef OPENSSL_NO_FP_API
67 # include <stdio.h>
68 #endif
69 #include <stdarg.h>
70 
71 #include <openssl/crypto.h>
72 
73 #ifdef  __cplusplus
74 extern "C" {
75 #endif
76 
77 /* These are the 'types' of BIOs */
78 #define BIO_TYPE_NONE		0
79 #define BIO_TYPE_MEM		(1|0x0400)
80 #define BIO_TYPE_FILE		(2|0x0400)
81 
82 #define BIO_TYPE_FD		(4|0x0400|0x0100)
83 #define BIO_TYPE_SOCKET		(5|0x0400|0x0100)
84 #define BIO_TYPE_NULL		(6|0x0400)
85 #define BIO_TYPE_SSL		(7|0x0200)
86 #define BIO_TYPE_MD		(8|0x0200)		/* passive filter */
87 #define BIO_TYPE_BUFFER		(9|0x0200)		/* filter */
88 #define BIO_TYPE_CIPHER		(10|0x0200)		/* filter */
89 #define BIO_TYPE_BASE64		(11|0x0200)		/* filter */
90 #define BIO_TYPE_CONNECT	(12|0x0400|0x0100)	/* socket - connect */
91 #define BIO_TYPE_ACCEPT		(13|0x0400|0x0100)	/* socket for accept */
92 #define BIO_TYPE_PROXY_CLIENT	(14|0x0200)		/* client proxy BIO */
93 #define BIO_TYPE_PROXY_SERVER	(15|0x0200)		/* server proxy BIO */
94 #define BIO_TYPE_NBIO_TEST	(16|0x0200)		/* server proxy BIO */
95 #define BIO_TYPE_NULL_FILTER	(17|0x0200)
96 #define BIO_TYPE_BER		(18|0x0200)		/* BER -> bin filter */
97 #define BIO_TYPE_BIO		(19|0x0400)		/* (half a) BIO pair */
98 #define BIO_TYPE_LINEBUFFER	(20|0x0200)		/* filter */
99 #define BIO_TYPE_DGRAM		(21|0x0400|0x0100)
100 #define BIO_TYPE_COMP 		(23|0x0200)		/* filter */
101 
102 #define BIO_TYPE_DESCRIPTOR	0x0100	/* socket, fd, connect or accept */
103 #define BIO_TYPE_FILTER		0x0200
104 #define BIO_TYPE_SOURCE_SINK	0x0400
105 
106 /* BIO_FILENAME_READ|BIO_CLOSE to open or close on free.
107  * BIO_set_fp(in,stdin,BIO_NOCLOSE); */
108 #define BIO_NOCLOSE		0x00
109 #define BIO_CLOSE		0x01
110 
111 /* These are used in the following macros and are passed to
112  * BIO_ctrl() */
113 #define BIO_CTRL_RESET		1  /* opt - rewind/zero etc */
114 #define BIO_CTRL_EOF		2  /* opt - are we at the eof */
115 #define BIO_CTRL_INFO		3  /* opt - extra tit-bits */
116 #define BIO_CTRL_SET		4  /* man - set the 'IO' type */
117 #define BIO_CTRL_GET		5  /* man - get the 'IO' type */
118 #define BIO_CTRL_PUSH		6  /* opt - internal, used to signify change */
119 #define BIO_CTRL_POP		7  /* opt - internal, used to signify change */
120 #define BIO_CTRL_GET_CLOSE	8  /* man - set the 'close' on free */
121 #define BIO_CTRL_SET_CLOSE	9  /* man - set the 'close' on free */
122 #define BIO_CTRL_PENDING	10  /* opt - is their more data buffered */
123 #define BIO_CTRL_FLUSH		11  /* opt - 'flush' buffered output */
124 #define BIO_CTRL_DUP		12  /* man - extra stuff for 'duped' BIO */
125 #define BIO_CTRL_WPENDING	13  /* opt - number of bytes still to write */
126 /* callback is int cb(BIO *bio,state,ret); */
127 #define BIO_CTRL_SET_CALLBACK	14  /* opt - set callback function */
128 #define BIO_CTRL_GET_CALLBACK	15  /* opt - set callback function */
129 
130 #define BIO_CTRL_SET_FILENAME	30	/* BIO_s_file special */
131 
132 /* dgram BIO stuff */
133 #define BIO_CTRL_DGRAM_CONNECT       31  /* BIO dgram special */
134 #define BIO_CTRL_DGRAM_SET_CONNECTED 32  /* allow for an externally
135 					  * connected socket to be
136 					  * passed in */
137 #define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33 /* setsockopt, essentially */
138 #define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34 /* getsockopt, essentially */
139 #define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35 /* setsockopt, essentially */
140 #define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36 /* getsockopt, essentially */
141 
142 #define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37 /* flag whether the last */
143 #define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38 /* I/O operation tiemd out */
144 
145 /* #ifdef IP_MTU_DISCOVER */
146 #define BIO_CTRL_DGRAM_MTU_DISCOVER       39 /* set DF bit on egress packets */
147 /* #endif */
148 
149 #define BIO_CTRL_DGRAM_QUERY_MTU          40 /* as kernel for current MTU */
150 #define BIO_CTRL_DGRAM_GET_FALLBACK_MTU   47
151 #define BIO_CTRL_DGRAM_GET_MTU            41 /* get cached value for MTU */
152 #define BIO_CTRL_DGRAM_SET_MTU            42 /* set cached value for
153 					      * MTU. want to use this
154 					      * if asking the kernel
155 					      * fails */
156 
157 #define BIO_CTRL_DGRAM_MTU_EXCEEDED       43 /* check whether the MTU
158 					      * was exceed in the
159 					      * previous write
160 					      * operation */
161 
162 #define BIO_CTRL_DGRAM_GET_PEER           46
163 #define BIO_CTRL_DGRAM_SET_PEER           44 /* Destination for the data */
164 
165 #define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT   45 /* Next DTLS handshake timeout to
166 											  * adjust socket timeouts */
167 
168 /* modifiers */
169 #define BIO_FP_READ		0x02
170 #define BIO_FP_WRITE		0x04
171 #define BIO_FP_APPEND		0x08
172 #define BIO_FP_TEXT		0x10
173 
174 #define BIO_FLAGS_READ		0x01
175 #define BIO_FLAGS_WRITE		0x02
176 #define BIO_FLAGS_IO_SPECIAL	0x04
177 #define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL)
178 #define BIO_FLAGS_SHOULD_RETRY	0x08
179 #ifndef	BIO_FLAGS_UPLINK
180 /* "UPLINK" flag denotes file descriptors provided by application.
181    It defaults to 0, as most platforms don't require UPLINK interface. */
182 #define	BIO_FLAGS_UPLINK	0
183 #endif
184 
185 /* Used in BIO_gethostbyname() */
186 #define BIO_GHBN_CTRL_HITS		1
187 #define BIO_GHBN_CTRL_MISSES		2
188 #define BIO_GHBN_CTRL_CACHE_SIZE	3
189 #define BIO_GHBN_CTRL_GET_ENTRY		4
190 #define BIO_GHBN_CTRL_FLUSH		5
191 
192 /* Mostly used in the SSL BIO */
193 /* Not used anymore
194  * #define BIO_FLAGS_PROTOCOL_DELAYED_READ 0x10
195  * #define BIO_FLAGS_PROTOCOL_DELAYED_WRITE 0x20
196  * #define BIO_FLAGS_PROTOCOL_STARTUP	0x40
197  */
198 
199 #define BIO_FLAGS_BASE64_NO_NL	0x100
200 
201 /* This is used with memory BIOs: it means we shouldn't free up or change the
202  * data in any way.
203  */
204 #define BIO_FLAGS_MEM_RDONLY	0x200
205 
206 typedef struct bio_st BIO;
207 
208 void BIO_set_flags(BIO *b, int flags) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
209 int  BIO_test_flags(const BIO *b, int flags) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
210 void BIO_clear_flags(BIO *b, int flags) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
211 
212 #define BIO_get_flags(b) BIO_test_flags(b, ~(0x0))
213 #define BIO_set_retry_special(b) \
214 		BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY))
215 #define BIO_set_retry_read(b) \
216 		BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY))
217 #define BIO_set_retry_write(b) \
218 		BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY))
219 
220 /* These are normally used internally in BIOs */
221 #define BIO_clear_retry_flags(b) \
222 		BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
223 #define BIO_get_retry_flags(b) \
224 		BIO_test_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
225 
226 /* These should be used by the application to tell why we should retry */
227 #define BIO_should_read(a)		BIO_test_flags(a, BIO_FLAGS_READ)
228 #define BIO_should_write(a)		BIO_test_flags(a, BIO_FLAGS_WRITE)
229 #define BIO_should_io_special(a)	BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL)
230 #define BIO_retry_type(a)		BIO_test_flags(a, BIO_FLAGS_RWS)
231 #define BIO_should_retry(a)		BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY)
232 
233 /* The next three are used in conjunction with the
234  * BIO_should_io_special() condition.  After this returns true,
235  * BIO *BIO_get_retry_BIO(BIO *bio, int *reason); will walk the BIO
236  * stack and return the 'reason' for the special and the offending BIO.
237  * Given a BIO, BIO_get_retry_reason(bio) will return the code. */
238 /* Returned from the SSL bio when the certificate retrieval code had an error */
239 #define BIO_RR_SSL_X509_LOOKUP		0x01
240 /* Returned from the connect BIO when a connect would have blocked */
241 #define BIO_RR_CONNECT			0x02
242 /* Returned from the accept BIO when an accept would have blocked */
243 #define BIO_RR_ACCEPT			0x03
244 
245 /* These are passed by the BIO callback */
246 #define BIO_CB_FREE	0x01
247 #define BIO_CB_READ	0x02
248 #define BIO_CB_WRITE	0x03
249 #define BIO_CB_PUTS	0x04
250 #define BIO_CB_GETS	0x05
251 #define BIO_CB_CTRL	0x06
252 
253 /* The callback is called before and after the underling operation,
254  * The BIO_CB_RETURN flag indicates if it is after the call */
255 #define BIO_CB_RETURN	0x80
256 #define BIO_CB_return(a) ((a)|BIO_CB_RETURN))
257 #define BIO_cb_pre(a)	(!((a)&BIO_CB_RETURN))
258 #define BIO_cb_post(a)	((a)&BIO_CB_RETURN)
259 
260 long (*BIO_get_callback(const BIO *b)) (struct bio_st *,int,const char *,int, long,long) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
261 void BIO_set_callback(BIO *b,
262 	long (*callback)(struct bio_st *,int,const char *,int, long,long)) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
263 char *BIO_get_callback_arg(const BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
264 void BIO_set_callback_arg(BIO *b, char *arg) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
265 
266 const char * BIO_method_name(const BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
267 int BIO_method_type(const BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
268 
269 typedef void bio_info_cb(struct bio_st *, int, const char *, int, long, long);
270 
271 #ifndef OPENSSL_SYS_WIN16
272 typedef struct bio_method_st
273 	{
274 	int type;
275 	const char *name;
276 	int (*bwrite)(BIO *, const char *, int) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
277 	int (*bread)(BIO *, char *, int) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
278 	int (*bputs)(BIO *, const char *) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
279 	int (*bgets)(BIO *, char *, int) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
280 	long (*ctrl)(BIO *, int, long, void *) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
281 	int (*create)(BIO *) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
282 	int (*destroy)(BIO *) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
283         long (*callback_ctrl)(BIO *, int, bio_info_cb *) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
284 	} BIO_METHOD;
285 #else
286 typedef struct bio_method_st
287 	{
288 	int type;
289 	const char *name;
290 	int (_far *bwrite)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
291 	int (_far *bread)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
292 	int (_far *bputs)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
293 	int (_far *bgets)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
294 	long (_far *ctrl)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
295 	int (_far *create)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
296 	int (_far *destroy)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
297 	long (_far *callback_ctrl)() DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
298 	} BIO_METHOD;
299 #endif
300 
301 struct bio_st
302 	{
303 	BIO_METHOD *method;
304 	/* bio, mode, argp, argi, argl, ret */
305 	long (*callback)(struct bio_st *,int,const char *,int, long,long) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
306 	char *cb_arg; /* first argument for the callback */
307 
308 	int init;
309 	int shutdown;
310 	int flags;	/* extra storage */
311 	int retry_reason;
312 	int num;
313 	void *ptr;
314 	struct bio_st *next_bio;	/* used by filter BIOs */
315 	struct bio_st *prev_bio;	/* used by filter BIOs */
316 	int references;
317 	unsigned long num_read;
318 	unsigned long num_write;
319 
320 	CRYPTO_EX_DATA ex_data;
321 	};
322 
323 DECLARE_STACK_OF(BIO)
324 
325 typedef struct bio_f_buffer_ctx_struct
326 	{
327 	/* Buffers are setup like this:
328 	 *
329 	 * <---------------------- size ----------------------->
330 	 * +---------------------------------------------------+
331 	 * | consumed | remaining          | free space        |
332 	 * +---------------------------------------------------+
333 	 * <-- off --><------- len ------->
334 	 */
335 
336 	/* BIO *bio; */ /* this is now in the BIO struct */
337 	int ibuf_size;	/* how big is the input buffer */
338 	int obuf_size;	/* how big is the output buffer */
339 
340 	char *ibuf;		/* the char array */
341 	int ibuf_len;		/* how many bytes are in it */
342 	int ibuf_off;		/* write/read offset */
343 
344 	char *obuf;		/* the char array */
345 	int obuf_len;		/* how many bytes are in it */
346 	int obuf_off;		/* write/read offset */
347 	} BIO_F_BUFFER_CTX;
348 
349 /* connect BIO stuff */
350 #define BIO_CONN_S_BEFORE		1
351 #define BIO_CONN_S_GET_IP		2
352 #define BIO_CONN_S_GET_PORT		3
353 #define BIO_CONN_S_CREATE_SOCKET	4
354 #define BIO_CONN_S_CONNECT		5
355 #define BIO_CONN_S_OK			6
356 #define BIO_CONN_S_BLOCKED_CONNECT	7
357 #define BIO_CONN_S_NBIO			8
358 /*#define BIO_CONN_get_param_hostname	BIO_ctrl */
359 
360 #define BIO_C_SET_CONNECT			100
361 #define BIO_C_DO_STATE_MACHINE			101
362 #define BIO_C_SET_NBIO				102
363 #define BIO_C_SET_PROXY_PARAM			103
364 #define BIO_C_SET_FD				104
365 #define BIO_C_GET_FD				105
366 #define BIO_C_SET_FILE_PTR			106
367 #define BIO_C_GET_FILE_PTR			107
368 #define BIO_C_SET_FILENAME			108
369 #define BIO_C_SET_SSL				109
370 #define BIO_C_GET_SSL				110
371 #define BIO_C_SET_MD				111
372 #define BIO_C_GET_MD				112
373 #define BIO_C_GET_CIPHER_STATUS			113
374 #define BIO_C_SET_BUF_MEM			114
375 #define BIO_C_GET_BUF_MEM_PTR			115
376 #define BIO_C_GET_BUFF_NUM_LINES		116
377 #define BIO_C_SET_BUFF_SIZE			117
378 #define BIO_C_SET_ACCEPT			118
379 #define BIO_C_SSL_MODE				119
380 #define BIO_C_GET_MD_CTX			120
381 #define BIO_C_GET_PROXY_PARAM			121
382 #define BIO_C_SET_BUFF_READ_DATA		122 /* data to read first */
383 #define BIO_C_GET_CONNECT			123
384 #define BIO_C_GET_ACCEPT			124
385 #define BIO_C_SET_SSL_RENEGOTIATE_BYTES		125
386 #define BIO_C_GET_SSL_NUM_RENEGOTIATES		126
387 #define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT	127
388 #define BIO_C_FILE_SEEK				128
389 #define BIO_C_GET_CIPHER_CTX			129
390 #define BIO_C_SET_BUF_MEM_EOF_RETURN		130/*return end of input value*/
391 #define BIO_C_SET_BIND_MODE			131
392 #define BIO_C_GET_BIND_MODE			132
393 #define BIO_C_FILE_TELL				133
394 #define BIO_C_GET_SOCKS				134
395 #define BIO_C_SET_SOCKS				135
396 
397 #define BIO_C_SET_WRITE_BUF_SIZE		136/* for BIO_s_bio */
398 #define BIO_C_GET_WRITE_BUF_SIZE		137
399 #define BIO_C_MAKE_BIO_PAIR			138
400 #define BIO_C_DESTROY_BIO_PAIR			139
401 #define BIO_C_GET_WRITE_GUARANTEE		140
402 #define BIO_C_GET_READ_REQUEST			141
403 #define BIO_C_SHUTDOWN_WR			142
404 #define BIO_C_NREAD0				143
405 #define BIO_C_NREAD				144
406 #define BIO_C_NWRITE0				145
407 #define BIO_C_NWRITE				146
408 #define BIO_C_RESET_READ_REQUEST		147
409 #define BIO_C_SET_MD_CTX			148
410 
411 
412 #define BIO_set_app_data(s,arg)		BIO_set_ex_data(s,0,arg)
413 #define BIO_get_app_data(s)		BIO_get_ex_data(s,0)
414 
415 /* BIO_s_connect() and BIO_s_socks4a_connect() */
416 #define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0,(char *)name)
417 #define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1,(char *)port)
418 #define BIO_set_conn_ip(b,ip)	  BIO_ctrl(b,BIO_C_SET_CONNECT,2,(char *)ip)
419 #define BIO_set_conn_int_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,3,(char *)port)
420 #define BIO_get_conn_hostname(b)  BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0)
421 #define BIO_get_conn_port(b)      BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1)
422 #define BIO_get_conn_ip(b) 		 BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,2)
423 #define BIO_get_conn_int_port(b) BIO_int_ctrl(b,BIO_C_GET_CONNECT,3,0)
424 
425 
426 #define BIO_set_nbio(b,n)	BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL)
427 
428 /* BIO_s_accept_socket() */
429 #define BIO_set_accept_port(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0,(char *)name)
430 #define BIO_get_accept_port(b)	BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0)
431 /* #define BIO_set_nbio(b,n)	BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */
432 #define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,1,(n)?(void *)"a":NULL)
433 #define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(char *)bio)
434 
435 #define BIO_BIND_NORMAL			0
436 #define BIO_BIND_REUSEADDR_IF_UNUSED	1
437 #define BIO_BIND_REUSEADDR		2
438 #define BIO_set_bind_mode(b,mode) BIO_ctrl(b,BIO_C_SET_BIND_MODE,mode,NULL)
439 #define BIO_get_bind_mode(b,mode) BIO_ctrl(b,BIO_C_GET_BIND_MODE,0,NULL)
440 
441 #define BIO_do_connect(b)	BIO_do_handshake(b)
442 #define BIO_do_accept(b)	BIO_do_handshake(b)
443 #define BIO_do_handshake(b)	BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL)
444 
445 /* BIO_s_proxy_client() */
446 #define BIO_set_url(b,url)	BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,0,(char *)(url))
447 #define BIO_set_proxies(b,p)	BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,1,(char *)(p))
448 /* BIO_set_nbio(b,n) */
449 #define BIO_set_filter_bio(b,s) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,2,(char *)(s))
450 /* BIO *BIO_get_filter_bio(BIO *bio); */
451 #define BIO_set_proxy_cb(b,cb) BIO_callback_ctrl(b,BIO_C_SET_PROXY_PARAM,3,(void *(*cb)()))
452 #define BIO_set_proxy_header(b,sk) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,4,(char *)sk)
453 #define BIO_set_no_connect_return(b,bool) BIO_int_ctrl(b,BIO_C_SET_PROXY_PARAM,5,bool)
454 
455 #define BIO_get_proxy_header(b,skp) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,0,(char *)skp)
456 #define BIO_get_proxies(b,pxy_p) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,1,(char *)(pxy_p))
457 #define BIO_get_url(b,url)	BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,2,(char *)(url))
458 #define BIO_get_no_connect_return(b)	BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,5,NULL)
459 
460 #define BIO_set_fd(b,fd,c)	BIO_int_ctrl(b,BIO_C_SET_FD,c,fd)
461 #define BIO_get_fd(b,c)		BIO_ctrl(b,BIO_C_GET_FD,0,(char *)c)
462 
463 #define BIO_set_fp(b,fp,c)	BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)fp)
464 #define BIO_get_fp(b,fpp)	BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)fpp)
465 
466 #define BIO_seek(b,ofs)	(int)BIO_ctrl(b,BIO_C_FILE_SEEK,ofs,NULL)
467 #define BIO_tell(b)	(int)BIO_ctrl(b,BIO_C_FILE_TELL,0,NULL)
468 
469 /* name is cast to lose const, but might be better to route through a function
470    so we can do it safely */
471 #ifdef CONST_STRICT
472 /* If you are wondering why this isn't defined, its because CONST_STRICT is
473  * purely a compile-time kludge to allow const to be checked.
474  */
475 int BIO_read_filename(BIO *b,const char *name) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
476 #else
477 #define BIO_read_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
478 		BIO_CLOSE|BIO_FP_READ,(char *)name)
479 #endif
480 #define BIO_write_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
481 		BIO_CLOSE|BIO_FP_WRITE,name)
482 #define BIO_append_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
483 		BIO_CLOSE|BIO_FP_APPEND,name)
484 #define BIO_rw_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
485 		BIO_CLOSE|BIO_FP_READ|BIO_FP_WRITE,name)
486 
487 /* WARNING WARNING, this ups the reference count on the read bio of the
488  * SSL structure.  This is because the ssl read BIO is now pointed to by
489  * the next_bio field in the bio.  So when you free the BIO, make sure
490  * you are doing a BIO_free_all() to catch the underlying BIO. */
491 #define BIO_set_ssl(b,ssl,c)	BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)ssl)
492 #define BIO_get_ssl(b,sslp)	BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)sslp)
493 #define BIO_set_ssl_mode(b,client)	BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL)
494 #define BIO_set_ssl_renegotiate_bytes(b,num) \
495 	BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL);
496 #define BIO_get_num_renegotiates(b) \
497 	BIO_ctrl(b,BIO_C_GET_SSL_NUM_RENEGOTIATES,0,NULL);
498 #define BIO_set_ssl_renegotiate_timeout(b,seconds) \
499 	BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL);
500 
501 /* defined in evp.h */
502 /* #define BIO_set_md(b,md)	BIO_ctrl(b,BIO_C_SET_MD,1,(char *)md) */
503 
504 #define BIO_get_mem_data(b,pp)	BIO_ctrl(b,BIO_CTRL_INFO,0,(char *)pp)
505 #define BIO_set_mem_buf(b,bm,c)	BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)bm)
506 #define BIO_get_mem_ptr(b,pp)	BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0,(char *)pp)
507 #define BIO_set_mem_eof_return(b,v) \
508 				BIO_ctrl(b,BIO_C_SET_BUF_MEM_EOF_RETURN,v,NULL)
509 
510 /* For the BIO_f_buffer() type */
511 #define BIO_get_buffer_num_lines(b)	BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL)
512 #define BIO_set_buffer_size(b,size)	BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL)
513 #define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0)
514 #define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1)
515 #define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf)
516 
517 /* Don't use the next one unless you know what you are doing :-) */
518 #define BIO_dup_state(b,ret)	BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret))
519 
520 #define BIO_reset(b)		(int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL)
521 #define BIO_eof(b)		(int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL)
522 #define BIO_set_close(b,c)	(int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL)
523 #define BIO_get_close(b)	(int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL)
524 #define BIO_pending(b)		(int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL)
525 #define BIO_wpending(b)		(int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL)
526 /* ...pending macros have inappropriate return type */
527 size_t BIO_ctrl_pending(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
528 size_t BIO_ctrl_wpending(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
529 #define BIO_flush(b)		(int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL)
530 #define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0, \
531 						   cbp)
532 #define BIO_set_info_callback(b,cb) (int)BIO_callback_ctrl(b,BIO_CTRL_SET_CALLBACK,cb)
533 
534 /* For the BIO_f_buffer() type */
535 #define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL)
536 
537 /* For BIO_s_bio() */
538 #define BIO_set_write_buf_size(b,size) (int)BIO_ctrl(b,BIO_C_SET_WRITE_BUF_SIZE,size,NULL)
539 #define BIO_get_write_buf_size(b,size) (size_t)BIO_ctrl(b,BIO_C_GET_WRITE_BUF_SIZE,size,NULL)
540 #define BIO_make_bio_pair(b1,b2)   (int)BIO_ctrl(b1,BIO_C_MAKE_BIO_PAIR,0,b2)
541 #define BIO_destroy_bio_pair(b)    (int)BIO_ctrl(b,BIO_C_DESTROY_BIO_PAIR,0,NULL)
542 #define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL)
543 /* macros with inappropriate type -- but ...pending macros use int too: */
544 #define BIO_get_write_guarantee(b) (int)BIO_ctrl(b,BIO_C_GET_WRITE_GUARANTEE,0,NULL)
545 #define BIO_get_read_request(b)    (int)BIO_ctrl(b,BIO_C_GET_READ_REQUEST,0,NULL)
546 size_t BIO_ctrl_get_write_guarantee(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
547 size_t BIO_ctrl_get_read_request(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
548 int BIO_ctrl_reset_read_request(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
549 
550 /* ctrl macros for dgram */
551 #define BIO_ctrl_dgram_connect(b,peer)  \
552                      (int)BIO_ctrl(b,BIO_CTRL_DGRAM_CONNECT,0, (char *)peer)
553 #define BIO_ctrl_set_connected(b, state, peer) \
554          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, state, (char *)peer)
555 #define BIO_dgram_recv_timedout(b) \
556          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL)
557 #define BIO_dgram_send_timedout(b) \
558          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL)
559 #define BIO_dgram_get_peer(b,peer) \
560          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)peer)
561 #define BIO_dgram_set_peer(b,peer) \
562          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)peer)
563 
564 /* These two aren't currently implemented */
565 /* int BIO_get_ex_num(BIO *bio); */
566 /* void BIO_set_ex_free_func(BIO *bio,int idx,void (*cb)()); */
567 int BIO_set_ex_data(BIO *bio,int idx,void *data) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
568 void *BIO_get_ex_data(BIO *bio,int idx) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
569 int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
570 	CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
571 unsigned long BIO_number_read(BIO *bio) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
572 unsigned long BIO_number_written(BIO *bio) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
573 
574 # ifndef OPENSSL_NO_FP_API
575 #  if defined(OPENSSL_SYS_WIN16) && defined(_WINDLL)
576 BIO_METHOD *BIO_s_file_internal(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
577 BIO *BIO_new_file_internal(char *filename, char *mode) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
578 BIO *BIO_new_fp_internal(FILE *stream, int close_flag) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
579 #    define BIO_s_file	BIO_s_file_internal
580 #    define BIO_new_file	BIO_new_file_internal
581 #    define BIO_new_fp	BIO_new_fp_internal
582 #  else /* FP_API */
583 BIO_METHOD *BIO_s_file(void ) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
584 BIO *BIO_new_file(const char *filename, const char *mode) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
585 BIO *BIO_new_fp(FILE *stream, int close_flag) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
586 #    define BIO_s_file_internal		BIO_s_file
587 #    define BIO_new_file_internal	BIO_new_file
588 #    define BIO_new_fp_internal		BIO_s_file
589 #  endif /* FP_API */
590 # endif
591 BIO *	BIO_new(BIO_METHOD *type) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
592 int	BIO_set(BIO *a,BIO_METHOD *type) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
593 int	BIO_free(BIO *a) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
594 void	BIO_vfree(BIO *a) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
595 int	BIO_read(BIO *b, void *data, int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
596 int	BIO_gets(BIO *bp,char *buf, int size) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
597 int	BIO_write(BIO *b, const void *data, int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
598 int	BIO_puts(BIO *bp,const char *buf) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
599 int	BIO_indent(BIO *b,int indent,int max) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
600 long	BIO_ctrl(BIO *bp,int cmd,long larg,void *parg) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
601 long BIO_callback_ctrl(BIO *b, int cmd, void (*fp)(struct bio_st *, int, const char *, int, long, long)) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
602 char *	BIO_ptr_ctrl(BIO *bp,int cmd,long larg) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
603 long	BIO_int_ctrl(BIO *bp,int cmd,long larg,int iarg) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
604 BIO *	BIO_push(BIO *b,BIO *append) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
605 BIO *	BIO_pop(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
606 void	BIO_free_all(BIO *a) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
607 BIO *	BIO_find_type(BIO *b,int bio_type) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
608 BIO *	BIO_next(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
609 BIO *	BIO_get_retry_BIO(BIO *bio, int *reason) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
610 int	BIO_get_retry_reason(BIO *bio) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
611 BIO *	BIO_dup_chain(BIO *in) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
612 
613 int BIO_nread0(BIO *bio, char **buf) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
614 int BIO_nread(BIO *bio, char **buf, int num) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
615 int BIO_nwrite0(BIO *bio, char **buf) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
616 int BIO_nwrite(BIO *bio, char **buf, int num) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
617 
618 #ifndef OPENSSL_SYS_WIN16
619 long BIO_debug_callback(BIO *bio,int cmd,const char *argp,int argi,
620 	long argl,long ret) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
621 #else
622 long _far _loadds BIO_debug_callback(BIO *bio,int cmd,const char *argp,int argi,
623 	long argl,long ret) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
624 #endif
625 
626 BIO_METHOD *BIO_s_mem(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
627 BIO *BIO_new_mem_buf(void *buf, int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
628 BIO_METHOD *BIO_s_socket(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
629 BIO_METHOD *BIO_s_connect(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
630 BIO_METHOD *BIO_s_accept(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
631 BIO_METHOD *BIO_s_fd(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
632 #ifndef OPENSSL_SYS_OS2
633 BIO_METHOD *BIO_s_log(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
634 #endif
635 BIO_METHOD *BIO_s_bio(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
636 BIO_METHOD *BIO_s_null(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
637 BIO_METHOD *BIO_f_null(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
638 BIO_METHOD *BIO_f_buffer(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
639 #ifdef OPENSSL_SYS_VMS
640 BIO_METHOD *BIO_f_linebuffer(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
641 #endif
642 BIO_METHOD *BIO_f_nbio_test(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
643 #ifndef OPENSSL_NO_DGRAM
644 BIO_METHOD *BIO_s_datagram(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
645 #endif
646 
647 /* BIO_METHOD *BIO_f_ber(void); */
648 
649 int BIO_sock_should_retry(int i) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
650 int BIO_sock_non_fatal_error(int error) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
651 int BIO_dgram_non_fatal_error(int error) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
652 
653 int BIO_fd_should_retry(int i) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
654 int BIO_fd_non_fatal_error(int error) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
655 int BIO_dump_cb(int (*cb)(const void *data, size_t len, void *u),
656 		void *u, const char *s, int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
657 int BIO_dump_indent_cb(int (*cb)(const void *data, size_t len, void *u),
658 		       void *u, const char *s, int len, int indent) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
659 int BIO_dump(BIO *b,const char *bytes,int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
660 int BIO_dump_indent(BIO *b,const char *bytes,int len,int indent) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
661 #ifndef OPENSSL_NO_FP_API
662 int BIO_dump_fp(FILE *fp, const char *s, int len) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
663 int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
664 #endif
665 struct hostent *BIO_gethostbyname(const char *name) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
666 /* We might want a thread-safe interface too:
667  * struct hostent *BIO_gethostbyname_r(const char *name,
668  *     struct hostent *result, void *buffer, size_t buflen);
669  * or something similar (caller allocates a struct hostent,
670  * pointed to by "result", and additional buffer space for the various
671  * substructures; if the buffer does not suffice, NULL is returned
672  * and an appropriate error code is set).
673  */
674 int BIO_sock_error(int sock) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
675 int BIO_socket_ioctl(int fd, long type, void *arg) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
676 int BIO_socket_nbio(int fd,int mode) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
677 int BIO_get_port(const char *str, unsigned short *port_ptr) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
678 int BIO_get_host_ip(const char *str, unsigned char *ip) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
679 int BIO_get_accept_socket(char *host_port,int mode) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
680 int BIO_accept(int sock,char **ip_port) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
681 int BIO_sock_init(void ) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
682 void BIO_sock_cleanup(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
683 int BIO_set_tcp_ndelay(int sock,int turn_on) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
684 
685 BIO *BIO_new_socket(int sock, int close_flag) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
686 BIO *BIO_new_dgram(int fd, int close_flag) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
687 BIO *BIO_new_fd(int fd, int close_flag) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
688 BIO *BIO_new_connect(char *host_port) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
689 BIO *BIO_new_accept(char *host_port) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
690 
691 int BIO_new_bio_pair(BIO **bio1, size_t writebuf1,
692 	BIO **bio2, size_t writebuf2) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
693 /* If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints.
694  * Otherwise returns 0 and sets *bio1 and *bio2 to NULL.
695  * Size 0 uses default value.
696  */
697 
698 void BIO_copy_next_retry(BIO *b) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
699 
700 /*long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);*/
701 
702 #ifdef __GNUC__
703 #  define __bio_h__attr__ __attribute__
704 #else
705 #  define __bio_h__attr__(x)
706 #endif
707 int BIO_printf(BIO *bio, const char *format, ...)
708 	__bio_h__attr__((__format__(__printf__,2,3))) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
709 int BIO_vprintf(BIO *bio, const char *format, va_list args)
710 	__bio_h__attr__((__format__(__printf__,2,0))) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
711 int BIO_snprintf(char *buf, size_t n, const char *format, ...)
712 	__bio_h__attr__((__format__(__printf__,3,4))) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
713 int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)
714 	__bio_h__attr__((__format__(__printf__,3,0))) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
715 #undef __bio_h__attr__
716 
717 /* BEGIN ERROR CODES */
718 /* The following lines are auto generated by the script mkerr.pl. Any changes
719  * made after this point may be overwritten when the script is next run.
720  */
721 void ERR_load_BIO_strings(void) DEPRECATED_IN_MAC_OS_X_VERSION_10_7_AND_LATER;
722 
723 /* Error codes for the BIO functions. */
724 
725 /* Function codes. */
726 #define BIO_F_ACPT_STATE				 100
727 #define BIO_F_BIO_ACCEPT				 101
728 #define BIO_F_BIO_BER_GET_HEADER			 102
729 #define BIO_F_BIO_CALLBACK_CTRL				 131
730 #define BIO_F_BIO_CTRL					 103
731 #define BIO_F_BIO_GETHOSTBYNAME				 120
732 #define BIO_F_BIO_GETS					 104
733 #define BIO_F_BIO_GET_ACCEPT_SOCKET			 105
734 #define BIO_F_BIO_GET_HOST_IP				 106
735 #define BIO_F_BIO_GET_PORT				 107
736 #define BIO_F_BIO_MAKE_PAIR				 121
737 #define BIO_F_BIO_NEW					 108
738 #define BIO_F_BIO_NEW_FILE				 109
739 #define BIO_F_BIO_NEW_MEM_BUF				 126
740 #define BIO_F_BIO_NREAD					 123
741 #define BIO_F_BIO_NREAD0				 124
742 #define BIO_F_BIO_NWRITE				 125
743 #define BIO_F_BIO_NWRITE0				 122
744 #define BIO_F_BIO_PUTS					 110
745 #define BIO_F_BIO_READ					 111
746 #define BIO_F_BIO_SOCK_INIT				 112
747 #define BIO_F_BIO_WRITE					 113
748 #define BIO_F_BUFFER_CTRL				 114
749 #define BIO_F_CONN_CTRL					 127
750 #define BIO_F_CONN_STATE				 115
751 #define BIO_F_FILE_CTRL					 116
752 #define BIO_F_FILE_READ					 130
753 #define BIO_F_LINEBUFFER_CTRL				 129
754 #define BIO_F_MEM_READ					 128
755 #define BIO_F_MEM_WRITE					 117
756 #define BIO_F_SSL_NEW					 118
757 #define BIO_F_WSASTARTUP				 119
758 
759 /* Reason codes. */
760 #define BIO_R_ACCEPT_ERROR				 100
761 #define BIO_R_BAD_FOPEN_MODE				 101
762 #define BIO_R_BAD_HOSTNAME_LOOKUP			 102
763 #define BIO_R_BROKEN_PIPE				 124
764 #define BIO_R_CONNECT_ERROR				 103
765 #define BIO_R_EOF_ON_MEMORY_BIO				 127
766 #define BIO_R_ERROR_SETTING_NBIO			 104
767 #define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET	 105
768 #define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET	 106
769 #define BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET		 107
770 #define BIO_R_INVALID_ARGUMENT				 125
771 #define BIO_R_INVALID_IP_ADDRESS			 108
772 #define BIO_R_IN_USE					 123
773 #define BIO_R_KEEPALIVE					 109
774 #define BIO_R_NBIO_CONNECT_ERROR			 110
775 #define BIO_R_NO_ACCEPT_PORT_SPECIFIED			 111
776 #define BIO_R_NO_HOSTNAME_SPECIFIED			 112
777 #define BIO_R_NO_PORT_DEFINED				 113
778 #define BIO_R_NO_PORT_SPECIFIED				 114
779 #define BIO_R_NO_SUCH_FILE				 128
780 #define BIO_R_NULL_PARAMETER				 115
781 #define BIO_R_TAG_MISMATCH				 116
782 #define BIO_R_UNABLE_TO_BIND_SOCKET			 117
783 #define BIO_R_UNABLE_TO_CREATE_SOCKET			 118
784 #define BIO_R_UNABLE_TO_LISTEN_SOCKET			 119
785 #define BIO_R_UNINITIALIZED				 120
786 #define BIO_R_UNSUPPORTED_METHOD			 121
787 #define BIO_R_WRITE_TO_READ_ONLY_BIO			 126
788 #define BIO_R_WSASTARTUP				 122
789 
790 #ifdef  __cplusplus
791 }
792 #endif
793 #endif
794