release/src/router/openssl/crypto/bio/bio.h

   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 <openssl/e_os2.h>
  63
  64 # ifndef OPENSSL_NO_FP_API
  65 #  include <stdio.h>
  66 # endif
  67 # include <stdarg.h>
  68
  69 # include <openssl/crypto.h>
  70
  71 # ifndef OPENSSL_NO_SCTP
  72 #  ifndef OPENSSL_SYS_VMS
  73 #   include <stdint.h>
  74 #  else
  75 #   include <inttypes.h>
  76 #  endif
  77 # endif
  78
  79 #ifdef  __cplusplus
  80 extern "C" {
  81 #endif
  82
  83 /* These are the 'types' of BIOs */
  84 # define BIO_TYPE_NONE           0
  85 # define BIO_TYPE_MEM            (1|0x0400)
  86 # define BIO_TYPE_FILE           (2|0x0400)
  87
  88 # define BIO_TYPE_FD             (4|0x0400|0x0100)
  89 # define BIO_TYPE_SOCKET         (5|0x0400|0x0100)
  90 # define BIO_TYPE_NULL           (6|0x0400)
  91 # define BIO_TYPE_SSL            (7|0x0200)
  92 # define BIO_TYPE_MD             (8|0x0200)/* passive filter */
  93 # define BIO_TYPE_BUFFER         (9|0x0200)/* filter */
  94 # define BIO_TYPE_CIPHER         (10|0x0200)/* filter */
  95 # define BIO_TYPE_BASE64         (11|0x0200)/* filter */
  96 # define BIO_TYPE_CONNECT        (12|0x0400|0x0100)/* socket - connect */
  97 # define BIO_TYPE_ACCEPT         (13|0x0400|0x0100)/* socket for accept */
  98 # define BIO_TYPE_PROXY_CLIENT   (14|0x0200)/* client proxy BIO */
  99 # define BIO_TYPE_PROXY_SERVER   (15|0x0200)/* server proxy BIO */
 100 # define BIO_TYPE_NBIO_TEST      (16|0x0200)/* server proxy BIO */
 101 # define BIO_TYPE_NULL_FILTER    (17|0x0200)
 102 # define BIO_TYPE_BER            (18|0x0200)/* BER -> bin filter */
 103 # define BIO_TYPE_BIO            (19|0x0400)/* (half a) BIO pair */
 104 # define BIO_TYPE_LINEBUFFER     (20|0x0200)/* filter */
 105 # define BIO_TYPE_DGRAM          (21|0x0400|0x0100)
 106 # ifndef OPENSSL_NO_SCTP
 107 #  define BIO_TYPE_DGRAM_SCTP     (24|0x0400|0x0100)
 108 # endif
 109 # define BIO_TYPE_ASN1           (22|0x0200)/* filter */
 110 # define BIO_TYPE_COMP           (23|0x0200)/* filter */
 111
 112 # define BIO_TYPE_DESCRIPTOR     0x0100/* socket, fd, connect or accept */
 113 # define BIO_TYPE_FILTER         0x0200
 114 # define BIO_TYPE_SOURCE_SINK    0x0400
 115
 116 /*
 117  * BIO_FILENAME_READ|BIO_CLOSE to open or close on free.
 118  * BIO_set_fp(in,stdin,BIO_NOCLOSE);
 119  */
 120 # define BIO_NOCLOSE             0x00
 121 # define BIO_CLOSE               0x01
 122
 123 /*
 124  * These are used in the following macros and are passed to BIO_ctrl()
 125  */
 126 # define BIO_CTRL_RESET          1/* opt - rewind/zero etc */
 127 # define BIO_CTRL_EOF            2/* opt - are we at the eof */
 128 # define BIO_CTRL_INFO           3/* opt - extra tit-bits */
 129 # define BIO_CTRL_SET            4/* man - set the 'IO' type */
 130 # define BIO_CTRL_GET            5/* man - get the 'IO' type */
 131 # define BIO_CTRL_PUSH           6/* opt - internal, used to signify change */
 132 # define BIO_CTRL_POP            7/* opt - internal, used to signify change */
 133 # define BIO_CTRL_GET_CLOSE      8/* man - set the 'close' on free */
 134 # define BIO_CTRL_SET_CLOSE      9/* man - set the 'close' on free */
 135 # define BIO_CTRL_PENDING        10/* opt - is their more data buffered */
 136 # define BIO_CTRL_FLUSH          11/* opt - 'flush' buffered output */
 137 # define BIO_CTRL_DUP            12/* man - extra stuff for 'duped' BIO */
 138 # define BIO_CTRL_WPENDING       13/* opt - number of bytes still to write */
 139 /* callback is int cb(BIO *bio,state,ret); */
 140 # define BIO_CTRL_SET_CALLBACK   14/* opt - set callback function */
 141 # define BIO_CTRL_GET_CALLBACK   15/* opt - set callback function */
 142
 143 # define BIO_CTRL_SET_FILENAME   30/* BIO_s_file special */
 144
 145 /* dgram BIO stuff */
 146 # define BIO_CTRL_DGRAM_CONNECT       31/* BIO dgram special */
 147 # define BIO_CTRL_DGRAM_SET_CONNECTED 32/* allow for an externally connected
 148                                          * socket to be passed in */
 149 # define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33/* setsockopt, essentially */
 150 # define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34/* getsockopt, essentially */
 151 # define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35/* setsockopt, essentially */
 152 # define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36/* getsockopt, essentially */
 153
 154 # define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37/* flag whether the last */
 155 # define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38/* I/O operation tiemd out */
 156
 157 /* #ifdef IP_MTU_DISCOVER */
 158 # define BIO_CTRL_DGRAM_MTU_DISCOVER       39/* set DF bit on egress packets */
 159 /* #endif */
 160
 161 # define BIO_CTRL_DGRAM_QUERY_MTU          40/* as kernel for current MTU */
 162 # define BIO_CTRL_DGRAM_GET_FALLBACK_MTU   47
 163 # define BIO_CTRL_DGRAM_GET_MTU            41/* get cached value for MTU */
 164 # define BIO_CTRL_DGRAM_SET_MTU            42/* set cached value for MTU.
 165                                               * want to use this if asking
 166                                               * the kernel fails */
 167
 168 # define BIO_CTRL_DGRAM_MTU_EXCEEDED       43/* check whether the MTU was
 169                                               * exceed in the previous write
 170                                               * operation */
 171
 172 # define BIO_CTRL_DGRAM_GET_PEER           46
 173 # define BIO_CTRL_DGRAM_SET_PEER           44/* Destination for the data */
 174
 175 # define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT   45/* Next DTLS handshake timeout
 176                                               * to adjust socket timeouts */
 177 # define BIO_CTRL_DGRAM_SET_DONT_FRAG      48
 178
 179 # define BIO_CTRL_DGRAM_GET_MTU_OVERHEAD   49
 180
 181 # ifndef OPENSSL_NO_SCTP
 182 /* SCTP stuff */
 183 #  define BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE    50
 184 #  define BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY                51
 185 #  define BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY               52
 186 #  define BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD               53
 187 #  define BIO_CTRL_DGRAM_SCTP_GET_SNDINFO         60
 188 #  define BIO_CTRL_DGRAM_SCTP_SET_SNDINFO         61
 189 #  define BIO_CTRL_DGRAM_SCTP_GET_RCVINFO         62
 190 #  define BIO_CTRL_DGRAM_SCTP_SET_RCVINFO         63
 191 #  define BIO_CTRL_DGRAM_SCTP_GET_PRINFO                  64
 192 #  define BIO_CTRL_DGRAM_SCTP_SET_PRINFO                  65
 193 #  define BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN               70
 194 # endif
 195
 196 /* modifiers */
 197 # define BIO_FP_READ             0x02
 198 # define BIO_FP_WRITE            0x04
 199 # define BIO_FP_APPEND           0x08
 200 # define BIO_FP_TEXT             0x10
 201
 202 # define BIO_FLAGS_READ          0x01
 203 # define BIO_FLAGS_WRITE         0x02
 204 # define BIO_FLAGS_IO_SPECIAL    0x04
 205 # define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL)
 206 # define BIO_FLAGS_SHOULD_RETRY  0x08
 207 # ifndef BIO_FLAGS_UPLINK
 208 /*
 209  * "UPLINK" flag denotes file descriptors provided by application. It
 210  * defaults to 0, as most platforms don't require UPLINK interface.
 211  */
 212 #  define BIO_FLAGS_UPLINK        0
 213 # endif
 214
 215 /* Used in BIO_gethostbyname() */
 216 # define BIO_GHBN_CTRL_HITS              1
 217 # define BIO_GHBN_CTRL_MISSES            2
 218 # define BIO_GHBN_CTRL_CACHE_SIZE        3
 219 # define BIO_GHBN_CTRL_GET_ENTRY         4
 220 # define BIO_GHBN_CTRL_FLUSH             5
 221
 222 /* Mostly used in the SSL BIO */
 223 /*-
 224  * Not used anymore
 225  * #define BIO_FLAGS_PROTOCOL_DELAYED_READ 0x10
 226  * #define BIO_FLAGS_PROTOCOL_DELAYED_WRITE 0x20
 227  * #define BIO_FLAGS_PROTOCOL_STARTUP   0x40
 228  */
 229
 230 # define BIO_FLAGS_BASE64_NO_NL  0x100
 231
 232 /*
 233  * This is used with memory BIOs: it means we shouldn't free up or change the
 234  * data in any way.
 235  */
 236 # define BIO_FLAGS_MEM_RDONLY    0x200
 237
 238 typedef struct bio_st BIO;
 239
 240 void BIO_set_flags(BIO *b, int flags);
 241 int BIO_test_flags(const BIO *b, int flags);
 242 void BIO_clear_flags(BIO *b, int flags);
 243
 244 # define BIO_get_flags(b) BIO_test_flags(b, ~(0x0))
 245 # define BIO_set_retry_special(b) \
 246                 BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY))
 247 # define BIO_set_retry_read(b) \
 248                 BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY))
 249 # define BIO_set_retry_write(b) \
 250                 BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY))
 251
 252 /* These are normally used internally in BIOs */
 253 # define BIO_clear_retry_flags(b) \
 254                 BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
 255 # define BIO_get_retry_flags(b) \
 256                 BIO_test_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
 257
 258 /* These should be used by the application to tell why we should retry */
 259 # define BIO_should_read(a)              BIO_test_flags(a, BIO_FLAGS_READ)
 260 # define BIO_should_write(a)             BIO_test_flags(a, BIO_FLAGS_WRITE)
 261 # define BIO_should_io_special(a)        BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL)
 262 # define BIO_retry_type(a)               BIO_test_flags(a, BIO_FLAGS_RWS)
 263 # define BIO_should_retry(a)             BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY)
 264
 265 /*
 266  * The next three are used in conjunction with the BIO_should_io_special()
 267  * condition.  After this returns true, BIO *BIO_get_retry_BIO(BIO *bio, int
 268  * *reason); will walk the BIO stack and return the 'reason' for the special
 269  * and the offending BIO. Given a BIO, BIO_get_retry_reason(bio) will return
 270  * the code.
 271  */
 272 /*
 273  * Returned from the SSL bio when the certificate retrieval code had an error
 274  */
 275 # define BIO_RR_SSL_X509_LOOKUP          0x01
 276 /* Returned from the connect BIO when a connect would have blocked */
 277 # define BIO_RR_CONNECT                  0x02
 278 /* Returned from the accept BIO when an accept would have blocked */
 279 # define BIO_RR_ACCEPT                   0x03
 280
 281 /* These are passed by the BIO callback */
 282 # define BIO_CB_FREE     0x01
 283 # define BIO_CB_READ     0x02
 284 # define BIO_CB_WRITE    0x03
 285 # define BIO_CB_PUTS     0x04
 286 # define BIO_CB_GETS     0x05
 287 # define BIO_CB_CTRL     0x06
 288
 289 /*
 290  * The callback is called before and after the underling operation, The
 291  * BIO_CB_RETURN flag indicates if it is after the call
 292  */
 293 # define BIO_CB_RETURN   0x80
 294 # define BIO_CB_return(a) ((a)|BIO_CB_RETURN)
 295 # define BIO_cb_pre(a)   (!((a)&BIO_CB_RETURN))
 296 # define BIO_cb_post(a)  ((a)&BIO_CB_RETURN)
 297
 298 long (*BIO_get_callback(const BIO *b)) (struct bio_st *, int, const char *,
 299                                         int, long, long);
 300 void BIO_set_callback(BIO *b,
 301                       long (*callback) (struct bio_st *, int, const char *,
 302                                         int, long, long));
 303 char *BIO_get_callback_arg(const BIO *b);
 304 void BIO_set_callback_arg(BIO *b, char *arg);
 305
 306 const char *BIO_method_name(const BIO *b);
 307 int BIO_method_type(const BIO *b);
 308
 309 typedef void bio_info_cb (struct bio_st *, int, const char *, int, long,
 310                           long);
 311
 312 typedef struct bio_method_st {
 313     int type;
 314     const char *name;
 315     int (*bwrite) (BIO *, const char *, int);
 316     int (*bread) (BIO *, char *, int);
 317     int (*bputs) (BIO *, const char *);
 318     int (*bgets) (BIO *, char *, int);
 319     long (*ctrl) (BIO *, int, long, void *);
 320     int (*create) (BIO *);
 321     int (*destroy) (BIO *);
 322     long (*callback_ctrl) (BIO *, int, bio_info_cb *);
 323 } BIO_METHOD;
 324
 325 struct bio_st {
 326     BIO_METHOD *method;
 327     /* bio, mode, argp, argi, argl, ret */
 328     long (*callback) (struct bio_st *, int, const char *, int, long, long);
 329     char *cb_arg;               /* first argument for the callback */
 330     int init;
 331     int shutdown;
 332     int flags;                  /* extra storage */
 333     int retry_reason;
 334     int num;
 335     void *ptr;
 336     struct bio_st *next_bio;    /* used by filter BIOs */
 337     struct bio_st *prev_bio;    /* used by filter BIOs */
 338     int references;
 339     unsigned long num_read;
 340     unsigned long num_write;
 341     CRYPTO_EX_DATA ex_data;
 342 };
 343
 344 DECLARE_STACK_OF(BIO)
 345
 346 typedef struct bio_f_buffer_ctx_struct {
 347     /*-
 348      * Buffers are setup like this:
 349      *
 350      * <---------------------- size ----------------------->
 351      * +---------------------------------------------------+
 352      * | consumed | remaining          | free space        |
 353      * +---------------------------------------------------+
 354      * <-- off --><------- len ------->
 355      */
 356     /*- BIO *bio; *//*
 357      * this is now in the BIO struct
 358      */
 359     int ibuf_size;              /* how big is the input buffer */
 360     int obuf_size;              /* how big is the output buffer */
 361     char *ibuf;                 /* the char array */
 362     int ibuf_len;               /* how many bytes are in it */
 363     int ibuf_off;               /* write/read offset */
 364     char *obuf;                 /* the char array */
 365     int obuf_len;               /* how many bytes are in it */
 366     int obuf_off;               /* write/read offset */
 367 } BIO_F_BUFFER_CTX;
 368
 369 /* Prefix and suffix callback in ASN1 BIO */
 370 typedef int asn1_ps_func (BIO *b, unsigned char **pbuf, int *plen,
 371                           void *parg);
 372
 373 # ifndef OPENSSL_NO_SCTP
 374 /* SCTP parameter structs */
 375 struct bio_dgram_sctp_sndinfo {
 376     uint16_t snd_sid;
 377     uint16_t snd_flags;
 378     uint32_t snd_ppid;
 379     uint32_t snd_context;
 380 };
 381
 382 struct bio_dgram_sctp_rcvinfo {
 383     uint16_t rcv_sid;
 384     uint16_t rcv_ssn;
 385     uint16_t rcv_flags;
 386     uint32_t rcv_ppid;
 387     uint32_t rcv_tsn;
 388     uint32_t rcv_cumtsn;
 389     uint32_t rcv_context;
 390 };
 391
 392 struct bio_dgram_sctp_prinfo {
 393     uint16_t pr_policy;
 394     uint32_t pr_value;
 395 };
 396 # endif
 397
 398 /* connect BIO stuff */
 399 # define BIO_CONN_S_BEFORE               1
 400 # define BIO_CONN_S_GET_IP               2
 401 # define BIO_CONN_S_GET_PORT             3
 402 # define BIO_CONN_S_CREATE_SOCKET        4
 403 # define BIO_CONN_S_CONNECT              5
 404 # define BIO_CONN_S_OK                   6
 405 # define BIO_CONN_S_BLOCKED_CONNECT      7
 406 # define BIO_CONN_S_NBIO                 8
 407 /*
 408  * #define BIO_CONN_get_param_hostname BIO_ctrl
 409  */
 410
 411 # define BIO_C_SET_CONNECT                       100
 412 # define BIO_C_DO_STATE_MACHINE                  101
 413 # define BIO_C_SET_NBIO                          102
 414 # define BIO_C_SET_PROXY_PARAM                   103
 415 # define BIO_C_SET_FD                            104
 416 # define BIO_C_GET_FD                            105
 417 # define BIO_C_SET_FILE_PTR                      106
 418 # define BIO_C_GET_FILE_PTR                      107
 419 # define BIO_C_SET_FILENAME                      108
 420 # define BIO_C_SET_SSL                           109
 421 # define BIO_C_GET_SSL                           110
 422 # define BIO_C_SET_MD                            111
 423 # define BIO_C_GET_MD                            112
 424 # define BIO_C_GET_CIPHER_STATUS                 113
 425 # define BIO_C_SET_BUF_MEM                       114
 426 # define BIO_C_GET_BUF_MEM_PTR                   115
 427 # define BIO_C_GET_BUFF_NUM_LINES                116
 428 # define BIO_C_SET_BUFF_SIZE                     117
 429 # define BIO_C_SET_ACCEPT                        118
 430 # define BIO_C_SSL_MODE                          119
 431 # define BIO_C_GET_MD_CTX                        120
 432 # define BIO_C_GET_PROXY_PARAM                   121
 433 # define BIO_C_SET_BUFF_READ_DATA                122/* data to read first */
 434 # define BIO_C_GET_CONNECT                       123
 435 # define BIO_C_GET_ACCEPT                        124
 436 # define BIO_C_SET_SSL_RENEGOTIATE_BYTES         125
 437 # define BIO_C_GET_SSL_NUM_RENEGOTIATES          126
 438 # define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT       127
 439 # define BIO_C_FILE_SEEK                         128
 440 # define BIO_C_GET_CIPHER_CTX                    129
 441 # define BIO_C_SET_BUF_MEM_EOF_RETURN            130/* return end of input
 442                                                      * value */
 443 # define BIO_C_SET_BIND_MODE                     131
 444 # define BIO_C_GET_BIND_MODE                     132
 445 # define BIO_C_FILE_TELL                         133
 446 # define BIO_C_GET_SOCKS                         134
 447 # define BIO_C_SET_SOCKS                         135
 448
 449 # define BIO_C_SET_WRITE_BUF_SIZE                136/* for BIO_s_bio */
 450 # define BIO_C_GET_WRITE_BUF_SIZE                137
 451 # define BIO_C_MAKE_BIO_PAIR                     138
 452 # define BIO_C_DESTROY_BIO_PAIR                  139
 453 # define BIO_C_GET_WRITE_GUARANTEE               140
 454 # define BIO_C_GET_READ_REQUEST                  141
 455 # define BIO_C_SHUTDOWN_WR                       142
 456 # define BIO_C_NREAD0                            143
 457 # define BIO_C_NREAD                             144
 458 # define BIO_C_NWRITE0                           145
 459 # define BIO_C_NWRITE                            146
 460 # define BIO_C_RESET_READ_REQUEST                147
 461 # define BIO_C_SET_MD_CTX                        148
 462
 463 # define BIO_C_SET_PREFIX                        149
 464 # define BIO_C_GET_PREFIX                        150
 465 # define BIO_C_SET_SUFFIX                        151
 466 # define BIO_C_GET_SUFFIX                        152
 467
 468 # define BIO_C_SET_EX_ARG                        153
 469 # define BIO_C_GET_EX_ARG                        154
 470
 471 # define BIO_set_app_data(s,arg)         BIO_set_ex_data(s,0,arg)
 472 # define BIO_get_app_data(s)             BIO_get_ex_data(s,0)
 473
 474 /* BIO_s_connect() and BIO_s_socks4a_connect() */
 475 # define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0,(char *)name)
 476 # define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1,(char *)port)
 477 # define BIO_set_conn_ip(b,ip)     BIO_ctrl(b,BIO_C_SET_CONNECT,2,(char *)ip)
 478 # define BIO_set_conn_int_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,3,(char *)port)
 479 # define BIO_get_conn_hostname(b)  BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0)
 480 # define BIO_get_conn_port(b)      BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1)
 481 # define BIO_get_conn_ip(b)               BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,2)
 482 # define BIO_get_conn_int_port(b) BIO_int_ctrl(b,BIO_C_GET_CONNECT,3,0)
 483
 484 # define BIO_set_nbio(b,n)       BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL)
 485
 486 /* BIO_s_accept_socket() */
 487 # define BIO_set_accept_port(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0,(char *)name)
 488 # define BIO_get_accept_port(b)  BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0)
 489 /* #define BIO_set_nbio(b,n)    BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */
 490 # define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,1,(n)?(void *)"a":NULL)
 491 # define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(char *)bio)
 492
 493 # define BIO_BIND_NORMAL                 0
 494 # define BIO_BIND_REUSEADDR_IF_UNUSED    1
 495 # define BIO_BIND_REUSEADDR              2
 496 # define BIO_set_bind_mode(b,mode) BIO_ctrl(b,BIO_C_SET_BIND_MODE,mode,NULL)
 497 # define BIO_get_bind_mode(b,mode) BIO_ctrl(b,BIO_C_GET_BIND_MODE,0,NULL)
 498
 499 # define BIO_do_connect(b)       BIO_do_handshake(b)
 500 # define BIO_do_accept(b)        BIO_do_handshake(b)
 501 # define BIO_do_handshake(b)     BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL)
 502
 503 /* BIO_s_proxy_client() */
 504 # define BIO_set_url(b,url)      BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,0,(char *)(url))
 505 # define BIO_set_proxies(b,p)    BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,1,(char *)(p))
 506 /* BIO_set_nbio(b,n) */
 507 # define BIO_set_filter_bio(b,s) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,2,(char *)(s))
 508 /* BIO *BIO_get_filter_bio(BIO *bio); */
 509 # define BIO_set_proxy_cb(b,cb) BIO_callback_ctrl(b,BIO_C_SET_PROXY_PARAM,3,(void *(*cb)()))
 510 # define BIO_set_proxy_header(b,sk) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,4,(char *)sk)
 511 # define BIO_set_no_connect_return(b,bool) BIO_int_ctrl(b,BIO_C_SET_PROXY_PARAM,5,bool)
 512
 513 # define BIO_get_proxy_header(b,skp) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,0,(char *)skp)
 514 # define BIO_get_proxies(b,pxy_p) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,1,(char *)(pxy_p))
 515 # define BIO_get_url(b,url)      BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,2,(char *)(url))
 516 # define BIO_get_no_connect_return(b)    BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,5,NULL)
 517
 518 # define BIO_set_fd(b,fd,c)      BIO_int_ctrl(b,BIO_C_SET_FD,c,fd)
 519 # define BIO_get_fd(b,c)         BIO_ctrl(b,BIO_C_GET_FD,0,(char *)c)
 520
 521 # define BIO_set_fp(b,fp,c)      BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)fp)
 522 # define BIO_get_fp(b,fpp)       BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)fpp)
 523
 524 # define BIO_seek(b,ofs) (int)BIO_ctrl(b,BIO_C_FILE_SEEK,ofs,NULL)
 525 # define BIO_tell(b)     (int)BIO_ctrl(b,BIO_C_FILE_TELL,0,NULL)
 526
 527 /*
 528  * name is cast to lose const, but might be better to route through a
 529  * function so we can do it safely
 530  */
 531 # ifdef CONST_STRICT
 532 /*
 533  * If you are wondering why this isn't defined, its because CONST_STRICT is
 534  * purely a compile-time kludge to allow const to be checked.
 535  */
 536 int BIO_read_filename(BIO *b, const char *name);
 537 # else
 538 #  define BIO_read_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
 539                 BIO_CLOSE|BIO_FP_READ,(char *)name)
 540 # endif
 541 # define BIO_write_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
 542                 BIO_CLOSE|BIO_FP_WRITE,name)
 543 # define BIO_append_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
 544                 BIO_CLOSE|BIO_FP_APPEND,name)
 545 # define BIO_rw_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
 546                 BIO_CLOSE|BIO_FP_READ|BIO_FP_WRITE,name)
 547
 548 /*
 549  * WARNING WARNING, this ups the reference count on the read bio of the SSL
 550  * structure.  This is because the ssl read BIO is now pointed to by the
 551  * next_bio field in the bio.  So when you free the BIO, make sure you are
 552  * doing a BIO_free_all() to catch the underlying BIO.
 553  */
 554 # define BIO_set_ssl(b,ssl,c)    BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)ssl)
 555 # define BIO_get_ssl(b,sslp)     BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)sslp)
 556 # define BIO_set_ssl_mode(b,client)      BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL)
 557 # define BIO_set_ssl_renegotiate_bytes(b,num) \
 558         BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL);
 559 # define BIO_get_num_renegotiates(b) \
 560         BIO_ctrl(b,BIO_C_GET_SSL_NUM_RENEGOTIATES,0,NULL);
 561 # define BIO_set_ssl_renegotiate_timeout(b,seconds) \
 562         BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL);
 563
 564 /* defined in evp.h */
 565 /* #define BIO_set_md(b,md)     BIO_ctrl(b,BIO_C_SET_MD,1,(char *)md) */
 566
 567 # define BIO_get_mem_data(b,pp)  BIO_ctrl(b,BIO_CTRL_INFO,0,(char *)pp)
 568 # define BIO_set_mem_buf(b,bm,c) BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)bm)
 569 # define BIO_get_mem_ptr(b,pp)   BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0,(char *)pp)
 570 # define BIO_set_mem_eof_return(b,v) \
 571                                 BIO_ctrl(b,BIO_C_SET_BUF_MEM_EOF_RETURN,v,NULL)
 572
 573 /* For the BIO_f_buffer() type */
 574 # define BIO_get_buffer_num_lines(b)     BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL)
 575 # define BIO_set_buffer_size(b,size)     BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL)
 576 # define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0)
 577 # define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1)
 578 # define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf)
 579
 580 /* Don't use the next one unless you know what you are doing :-) */
 581 # define BIO_dup_state(b,ret)    BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret))
 582
 583 # define BIO_reset(b)            (int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL)
 584 # define BIO_eof(b)              (int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL)
 585 # define BIO_set_close(b,c)      (int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL)
 586 # define BIO_get_close(b)        (int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL)
 587 # define BIO_pending(b)          (int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL)
 588 # define BIO_wpending(b)         (int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL)
 589 /* ...pending macros have inappropriate return type */
 590 size_t BIO_ctrl_pending(BIO *b);
 591 size_t BIO_ctrl_wpending(BIO *b);
 592 # define BIO_flush(b)            (int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL)
 593 # define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0, \
 594                                                    cbp)
 595 # define BIO_set_info_callback(b,cb) (int)BIO_callback_ctrl(b,BIO_CTRL_SET_CALLBACK,cb)
 596
 597 /* For the BIO_f_buffer() type */
 598 # define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL)
 599
 600 /* For BIO_s_bio() */
 601 # define BIO_set_write_buf_size(b,size) (int)BIO_ctrl(b,BIO_C_SET_WRITE_BUF_SIZE,size,NULL)
 602 # define BIO_get_write_buf_size(b,size) (size_t)BIO_ctrl(b,BIO_C_GET_WRITE_BUF_SIZE,size,NULL)
 603 # define BIO_make_bio_pair(b1,b2)   (int)BIO_ctrl(b1,BIO_C_MAKE_BIO_PAIR,0,b2)
 604 # define BIO_destroy_bio_pair(b)    (int)BIO_ctrl(b,BIO_C_DESTROY_BIO_PAIR,0,NULL)
 605 # define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL)
 606 /* macros with inappropriate type -- but ...pending macros use int too: */
 607 # define BIO_get_write_guarantee(b) (int)BIO_ctrl(b,BIO_C_GET_WRITE_GUARANTEE,0,NULL)
 608 # define BIO_get_read_request(b)    (int)BIO_ctrl(b,BIO_C_GET_READ_REQUEST,0,NULL)
 609 size_t BIO_ctrl_get_write_guarantee(BIO *b);
 610 size_t BIO_ctrl_get_read_request(BIO *b);
 611 int BIO_ctrl_reset_read_request(BIO *b);
 612
 613 /* ctrl macros for dgram */
 614 # define BIO_ctrl_dgram_connect(b,peer)  \
 615                      (int)BIO_ctrl(b,BIO_CTRL_DGRAM_CONNECT,0, (char *)peer)
 616 # define BIO_ctrl_set_connected(b, state, peer) \
 617          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, state, (char *)peer)
 618 # define BIO_dgram_recv_timedout(b) \
 619          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL)
 620 # define BIO_dgram_send_timedout(b) \
 621          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL)
 622 # define BIO_dgram_get_peer(b,peer) \
 623          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)peer)
 624 # define BIO_dgram_set_peer(b,peer) \
 625          (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)peer)
 626 # define BIO_dgram_get_mtu_overhead(b) \
 627          (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU_OVERHEAD, 0, NULL)
 628
 629 /* These two aren't currently implemented */
 630 /* int BIO_get_ex_num(BIO *bio); */
 631 /* void BIO_set_ex_free_func(BIO *bio,int idx,void (*cb)()); */
 632 int BIO_set_ex_data(BIO *bio, int idx, void *data);
 633 void *BIO_get_ex_data(BIO *bio, int idx);
 634 int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
 635                          CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
 636 unsigned long BIO_number_read(BIO *bio);
 637 unsigned long BIO_number_written(BIO *bio);
 638
 639 /* For BIO_f_asn1() */
 640 int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix,
 641                         asn1_ps_func *prefix_free);
 642 int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix,
 643                         asn1_ps_func **pprefix_free);
 644 int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix,
 645                         asn1_ps_func *suffix_free);
 646 int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix,
 647                         asn1_ps_func **psuffix_free);
 648
 649 # ifndef OPENSSL_NO_FP_API
 650 BIO_METHOD *BIO_s_file(void);
 651 BIO *BIO_new_file(const char *filename, const char *mode);
 652 BIO *BIO_new_fp(FILE *stream, int close_flag);
 653 #  define BIO_s_file_internal    BIO_s_file
 654 # endif
 655 BIO *BIO_new(BIO_METHOD *type);
 656 int BIO_set(BIO *a, BIO_METHOD *type);
 657 int BIO_free(BIO *a);
 658 void BIO_vfree(BIO *a);
 659 int BIO_read(BIO *b, void *data, int len);
 660 int BIO_gets(BIO *bp, char *buf, int size);
 661 int BIO_write(BIO *b, const void *data, int len);
 662 int BIO_puts(BIO *bp, const char *buf);
 663 int BIO_indent(BIO *b, int indent, int max);
 664 long BIO_ctrl(BIO *bp, int cmd, long larg, void *parg);
 665 long BIO_callback_ctrl(BIO *b, int cmd,
 666                        void (*fp) (struct bio_st *, int, const char *, int,
 667                                    long, long));
 668 char *BIO_ptr_ctrl(BIO *bp, int cmd, long larg);
 669 long BIO_int_ctrl(BIO *bp, int cmd, long larg, int iarg);
 670 BIO *BIO_push(BIO *b, BIO *append);
 671 BIO *BIO_pop(BIO *b);
 672 void BIO_free_all(BIO *a);
 673 BIO *BIO_find_type(BIO *b, int bio_type);
 674 BIO *BIO_next(BIO *b);
 675 BIO *BIO_get_retry_BIO(BIO *bio, int *reason);
 676 int BIO_get_retry_reason(BIO *bio);
 677 BIO *BIO_dup_chain(BIO *in);
 678
 679 int BIO_nread0(BIO *bio, char **buf);
 680 int BIO_nread(BIO *bio, char **buf, int num);
 681 int BIO_nwrite0(BIO *bio, char **buf);
 682 int BIO_nwrite(BIO *bio, char **buf, int num);
 683
 684 long BIO_debug_callback(BIO *bio, int cmd, const char *argp, int argi,
 685                         long argl, long ret);
 686
 687 BIO_METHOD *BIO_s_mem(void);
 688 BIO *BIO_new_mem_buf(void *buf, int len);
 689 BIO_METHOD *BIO_s_socket(void);
 690 BIO_METHOD *BIO_s_connect(void);
 691 BIO_METHOD *BIO_s_accept(void);
 692 BIO_METHOD *BIO_s_fd(void);
 693 # ifndef OPENSSL_SYS_OS2
 694 BIO_METHOD *BIO_s_log(void);
 695 # endif
 696 BIO_METHOD *BIO_s_bio(void);
 697 BIO_METHOD *BIO_s_null(void);
 698 BIO_METHOD *BIO_f_null(void);
 699 BIO_METHOD *BIO_f_buffer(void);
 700 # ifdef OPENSSL_SYS_VMS
 701 BIO_METHOD *BIO_f_linebuffer(void);
 702 # endif
 703 BIO_METHOD *BIO_f_nbio_test(void);
 704 # ifndef OPENSSL_NO_DGRAM
 705 BIO_METHOD *BIO_s_datagram(void);
 706 #  ifndef OPENSSL_NO_SCTP
 707 BIO_METHOD *BIO_s_datagram_sctp(void);
 708 #  endif
 709 # endif
 710
 711 /* BIO_METHOD *BIO_f_ber(void); */
 712
 713 int BIO_sock_should_retry(int i);
 714 int BIO_sock_non_fatal_error(int error);
 715 int BIO_dgram_non_fatal_error(int error);
 716
 717 int BIO_fd_should_retry(int i);
 718 int BIO_fd_non_fatal_error(int error);
 719 int BIO_dump_cb(int (*cb) (const void *data, size_t len, void *u),
 720                 void *u, const char *s, int len);
 721 int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u),
 722                        void *u, const char *s, int len, int indent);
 723 int BIO_dump(BIO *b, const char *bytes, int len);
 724 int BIO_dump_indent(BIO *b, const char *bytes, int len, int indent);
 725 # ifndef OPENSSL_NO_FP_API
 726 int BIO_dump_fp(FILE *fp, const char *s, int len);
 727 int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent);
 728 # endif
 729 int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data,
 730                    int datalen);
 731
 732 struct hostent *BIO_gethostbyname(const char *name);
 733 /*-
 734  * We might want a thread-safe interface too:
 735  * struct hostent *BIO_gethostbyname_r(const char *name,
 736  *     struct hostent *result, void *buffer, size_t buflen);
 737  * or something similar (caller allocates a struct hostent,
 738  * pointed to by "result", and additional buffer space for the various
 739  * substructures; if the buffer does not suffice, NULL is returned
 740  * and an appropriate error code is set).
 741  */
 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_get_port(const char *str, unsigned short *port_ptr);
 746 int BIO_get_host_ip(const char *str, unsigned char *ip);
 747 int BIO_get_accept_socket(char *host_port, int mode);
 748 int BIO_accept(int sock, char **ip_port);
 749 int BIO_sock_init(void);
 750 void BIO_sock_cleanup(void);
 751 int BIO_set_tcp_ndelay(int sock, int turn_on);
 752
 753 BIO *BIO_new_socket(int sock, int close_flag);
 754 BIO *BIO_new_dgram(int fd, int close_flag);
 755 # ifndef OPENSSL_NO_SCTP
 756 BIO *BIO_new_dgram_sctp(int fd, int close_flag);
 757 int BIO_dgram_is_sctp(BIO *bio);
 758 int BIO_dgram_sctp_notification_cb(BIO *b,
 759                                    void (*handle_notifications) (BIO *bio,
 760                                                                  void
 761                                                                  *context,
 762                                                                  void *buf),
 763                                    void *context);
 764 int BIO_dgram_sctp_wait_for_dry(BIO *b);
 765 int BIO_dgram_sctp_msg_waiting(BIO *b);
 766 # endif
 767 BIO *BIO_new_fd(int fd, int close_flag);
 768 BIO *BIO_new_connect(const char *host_port);
 769 BIO *BIO_new_accept(const char *host_port);
 770
 771 int BIO_new_bio_pair(BIO **bio1, size_t writebuf1,
 772                      BIO **bio2, size_t writebuf2);
 773 /*
 774  * If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints.
 775  * Otherwise returns 0 and sets *bio1 and *bio2 to NULL. Size 0 uses default
 776  * value.
 777  */
 778
 779 void BIO_copy_next_retry(BIO *b);
 780
 781 /*
 782  * long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);
 783  */
 784
 785 # ifdef __GNUC__
 786 #  define __bio_h__attr__ __attribute__
 787 # else
 788 #  define __bio_h__attr__(x)
 789 # endif
 790 int BIO_printf(BIO *bio, const char *format, ...)
 791 __bio_h__attr__((__format__(__printf__, 2, 3)));
 792 int BIO_vprintf(BIO *bio, const char *format, va_list args)
 793 __bio_h__attr__((__format__(__printf__, 2, 0)));
 794 int BIO_snprintf(char *buf, size_t n, const char *format, ...)
 795 __bio_h__attr__((__format__(__printf__, 3, 4)));
 796 int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args)
 797 __bio_h__attr__((__format__(__printf__, 3, 0)));
 798 # undef __bio_h__attr__
 799
 800 /* BEGIN ERROR CODES */
 801 /*
 802  * The following lines are auto generated by the script mkerr.pl. Any changes
 803  * made after this point may be overwritten when the script is next run.
 804  */
 805 void ERR_load_BIO_strings(void);
 806
 807 /* Error codes for the BIO functions. */
 808
 809 /* Function codes. */
 810 # define BIO_F_ACPT_STATE                                 100
 811 # define BIO_F_BIO_ACCEPT                                 101
 812 # define BIO_F_BIO_BER_GET_HEADER                         102
 813 # define BIO_F_BIO_CALLBACK_CTRL                          131
 814 # define BIO_F_BIO_CTRL                                   103
 815 # define BIO_F_BIO_GETHOSTBYNAME                          120
 816 # define BIO_F_BIO_GETS                                   104
 817 # define BIO_F_BIO_GET_ACCEPT_SOCKET                      105
 818 # define BIO_F_BIO_GET_HOST_IP                            106
 819 # define BIO_F_BIO_GET_PORT                               107
 820 # define BIO_F_BIO_MAKE_PAIR                              121
 821 # define BIO_F_BIO_NEW                                    108
 822 # define BIO_F_BIO_NEW_FILE                               109
 823 # define BIO_F_BIO_NEW_MEM_BUF                            126
 824 # define BIO_F_BIO_NREAD                                  123
 825 # define BIO_F_BIO_NREAD0                                 124
 826 # define BIO_F_BIO_NWRITE                                 125
 827 # define BIO_F_BIO_NWRITE0                                122
 828 # define BIO_F_BIO_PUTS                                   110
 829 # define BIO_F_BIO_READ                                   111
 830 # define BIO_F_BIO_SOCK_INIT                              112
 831 # define BIO_F_BIO_WRITE                                  113
 832 # define BIO_F_BUFFER_CTRL                                114
 833 # define BIO_F_CONN_CTRL                                  127
 834 # define BIO_F_CONN_STATE                                 115
 835 # define BIO_F_DGRAM_SCTP_READ                            132
 836 # define BIO_F_DGRAM_SCTP_WRITE                           133
 837 # define BIO_F_FILE_CTRL                                  116
 838 # define BIO_F_FILE_READ                                  130
 839 # define BIO_F_LINEBUFFER_CTRL                            129
 840 # define BIO_F_MEM_READ                                   128
 841 # define BIO_F_MEM_WRITE                                  117
 842 # define BIO_F_SSL_NEW                                    118
 843 # define BIO_F_WSASTARTUP                                 119
 844
 845 /* Reason codes. */
 846 # define BIO_R_ACCEPT_ERROR                               100
 847 # define BIO_R_BAD_FOPEN_MODE                             101
 848 # define BIO_R_BAD_HOSTNAME_LOOKUP                        102
 849 # define BIO_R_BROKEN_PIPE                                124
 850 # define BIO_R_CONNECT_ERROR                              103
 851 # define BIO_R_EOF_ON_MEMORY_BIO                          127
 852 # define BIO_R_ERROR_SETTING_NBIO                         104
 853 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET      105
 854 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET        106
 855 # define BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET          107
 856 # define BIO_R_INVALID_ARGUMENT                           125
 857 # define BIO_R_INVALID_IP_ADDRESS                         108
 858 # define BIO_R_IN_USE                                     123
 859 # define BIO_R_KEEPALIVE                                  109
 860 # define BIO_R_NBIO_CONNECT_ERROR                         110
 861 # define BIO_R_NO_ACCEPT_PORT_SPECIFIED                   111
 862 # define BIO_R_NO_HOSTNAME_SPECIFIED                      112
 863 # define BIO_R_NO_PORT_DEFINED                            113
 864 # define BIO_R_NO_PORT_SPECIFIED                          114
 865 # define BIO_R_NO_SUCH_FILE                               128
 866 # define BIO_R_NULL_PARAMETER                             115
 867 # define BIO_R_TAG_MISMATCH                               116
 868 # define BIO_R_UNABLE_TO_BIND_SOCKET                      117
 869 # define BIO_R_UNABLE_TO_CREATE_SOCKET                    118
 870 # define BIO_R_UNABLE_TO_LISTEN_SOCKET                    119
 871 # define BIO_R_UNINITIALIZED                              120
 872 # define BIO_R_UNSUPPORTED_METHOD                         121
 873 # define BIO_R_WRITE_TO_READ_ONLY_BIO                     126
 874 # define BIO_R_WSASTARTUP                                 122
 875
 876 #ifdef  __cplusplus
 877 }
 878 #endif
 879 #endif