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The C and C++ Include Header Files
cat -n /usr/include/openssl/bio.h
1 /* 2 * WARNING: do not edit! 3 * Generated by Makefile from ../include/openssl/bio.h.in 4 * 5 * Copyright 1995-2025 The OpenSSL Project Authors. All Rights Reserved. 6 * 7 * Licensed under the Apache License 2.0 (the "License"). You may not use 8 * this file except in compliance with the License. You can obtain a copy 9 * in the file LICENSE in the source distribution or at 10 * https://www.openssl.org/source/license.html 11 */ 12 /* clang-format off */ 13 14 /* clang-format on */ 15 16 #ifndef OPENSSL_BIO_H 17 #define OPENSSL_BIO_H 18 #pragma once 19 20 #include <openssl/macros.h> 21 #ifndef OPENSSL_NO_DEPRECATED_3_0 22 #define HEADER_BIO_H 23 #endif 24 25 #include <openssl/e_os2.h> 26 27 #ifndef OPENSSL_NO_STDIO 28 #include <stdio.h> 29 #endif 30 #include <stdarg.h> 31 32 #include <openssl/crypto.h> 33 #include <openssl/bioerr.h> 34 #include <openssl/core.h> 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 /* There are the classes of BIOs */ 41 #define BIO_TYPE_DESCRIPTOR 0x0100 /* socket, fd, connect or accept */ 42 #define BIO_TYPE_FILTER 0x0200 43 #define BIO_TYPE_SOURCE_SINK 0x0400 44 45 /* These are the 'types' of BIOs */ 46 #define BIO_TYPE_NONE 0 47 #define BIO_TYPE_MEM (1 | BIO_TYPE_SOURCE_SINK) 48 #define BIO_TYPE_FILE (2 | BIO_TYPE_SOURCE_SINK) 49 50 #define BIO_TYPE_FD (4 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 51 #define BIO_TYPE_SOCKET (5 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 52 #define BIO_TYPE_NULL (6 | BIO_TYPE_SOURCE_SINK) 53 #define BIO_TYPE_SSL (7 | BIO_TYPE_FILTER) 54 #define BIO_TYPE_MD (8 | BIO_TYPE_FILTER) 55 #define BIO_TYPE_BUFFER (9 | BIO_TYPE_FILTER) 56 #define BIO_TYPE_CIPHER (10 | BIO_TYPE_FILTER) 57 #define BIO_TYPE_BASE64 (11 | BIO_TYPE_FILTER) 58 #define BIO_TYPE_CONNECT (12 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 59 #define BIO_TYPE_ACCEPT (13 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 60 61 #define BIO_TYPE_NBIO_TEST (16 | BIO_TYPE_FILTER) /* server proxy BIO */ 62 #define BIO_TYPE_NULL_FILTER (17 | BIO_TYPE_FILTER) 63 #define BIO_TYPE_BIO (19 | BIO_TYPE_SOURCE_SINK) /* half a BIO pair */ 64 #define BIO_TYPE_LINEBUFFER (20 | BIO_TYPE_FILTER) 65 #define BIO_TYPE_DGRAM (21 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 66 #define BIO_TYPE_ASN1 (22 | BIO_TYPE_FILTER) 67 #define BIO_TYPE_COMP (23 | BIO_TYPE_FILTER) 68 #ifndef OPENSSL_NO_SCTP 69 #define BIO_TYPE_DGRAM_SCTP (24 | BIO_TYPE_SOURCE_SINK | BIO_TYPE_DESCRIPTOR) 70 #endif 71 #define BIO_TYPE_CORE_TO_PROV (25 | BIO_TYPE_SOURCE_SINK) 72 #define BIO_TYPE_DGRAM_PAIR (26 | BIO_TYPE_SOURCE_SINK) 73 #define BIO_TYPE_DGRAM_MEM (27 | BIO_TYPE_SOURCE_SINK) 74 75 /* Custom type starting index returned by BIO_get_new_index() */ 76 #define BIO_TYPE_START 128 77 /* Custom type maximum index that can be returned by BIO_get_new_index() */ 78 #define BIO_TYPE_MASK 0xFF 79 80 /* 81 * BIO_FILENAME_READ|BIO_CLOSE to open or close on free. 82 * BIO_set_fp(in,stdin,BIO_NOCLOSE); 83 */ 84 #define BIO_NOCLOSE 0x00 85 #define BIO_CLOSE 0x01 86 87 /* 88 * These are used in the following macros and are passed to BIO_ctrl() 89 */ 90 #define BIO_CTRL_RESET 1 /* opt - rewind/zero etc */ 91 #define BIO_CTRL_EOF 2 /* opt - are we at the eof */ 92 #define BIO_CTRL_INFO 3 /* opt - extra tit-bits */ 93 #define BIO_CTRL_SET 4 /* man - set the 'IO' type */ 94 #define BIO_CTRL_GET 5 /* man - get the 'IO' type */ 95 #define BIO_CTRL_PUSH 6 /* opt - internal, used to signify change */ 96 #define BIO_CTRL_POP 7 /* opt - internal, used to signify change */ 97 #define BIO_CTRL_GET_CLOSE 8 /* man - set the 'close' on free */ 98 #define BIO_CTRL_SET_CLOSE 9 /* man - set the 'close' on free */ 99 #define BIO_CTRL_PENDING 10 /* opt - is their more data buffered */ 100 #define BIO_CTRL_FLUSH 11 /* opt - 'flush' buffered output */ 101 #define BIO_CTRL_DUP 12 /* man - extra stuff for 'duped' BIO */ 102 #define BIO_CTRL_WPENDING 13 /* opt - number of bytes still to write */ 103 #define BIO_CTRL_SET_CALLBACK 14 /* opt - set callback function */ 104 #define BIO_CTRL_GET_CALLBACK 15 /* opt - set callback function */ 105 106 #define BIO_CTRL_PEEK 29 /* BIO_f_buffer special */ 107 #define BIO_CTRL_SET_FILENAME 30 /* BIO_s_file special */ 108 109 /* dgram BIO stuff */ 110 #define BIO_CTRL_DGRAM_CONNECT 31 /* BIO dgram special */ 111 #define BIO_CTRL_DGRAM_SET_CONNECTED 32 /* allow for an externally connected \ 112 * socket to be passed in */ 113 #define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33 /* setsockopt, essentially */ 114 #define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34 /* getsockopt, essentially */ 115 #define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35 /* setsockopt, essentially */ 116 #define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36 /* getsockopt, essentially */ 117 118 #define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37 /* flag whether the last */ 119 #define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38 /* I/O operation timed out */ 120 121 /* #ifdef IP_MTU_DISCOVER */ 122 #define BIO_CTRL_DGRAM_MTU_DISCOVER 39 /* set DF bit on egress packets */ 123 /* #endif */ 124 125 #define BIO_CTRL_DGRAM_QUERY_MTU 40 /* as kernel for current MTU */ 126 #define BIO_CTRL_DGRAM_GET_FALLBACK_MTU 47 127 #define BIO_CTRL_DGRAM_GET_MTU 41 /* get cached value for MTU */ 128 #define BIO_CTRL_DGRAM_SET_MTU 42 /* set cached value for MTU. \ 129 * want to use this if asking \ 130 * the kernel fails */ 131 132 #define BIO_CTRL_DGRAM_MTU_EXCEEDED 43 /* check whether the MTU was \ 133 * exceed in the previous write \ 134 * operation */ 135 136 #define BIO_CTRL_DGRAM_GET_PEER 46 137 #define BIO_CTRL_DGRAM_SET_PEER 44 /* Destination for the data */ 138 139 #define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT 45 /* Next DTLS handshake timeout \ 140 * to adjust socket timeouts */ 141 #define BIO_CTRL_DGRAM_SET_DONT_FRAG 48 142 143 #define BIO_CTRL_DGRAM_GET_MTU_OVERHEAD 49 144 145 /* Deliberately outside of OPENSSL_NO_SCTP - used in bss_dgram.c */ 146 #define BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE 50 147 #ifndef OPENSSL_NO_SCTP 148 /* SCTP stuff */ 149 #define BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY 51 150 #define BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY 52 151 #define BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD 53 152 #define BIO_CTRL_DGRAM_SCTP_GET_SNDINFO 60 153 #define BIO_CTRL_DGRAM_SCTP_SET_SNDINFO 61 154 #define BIO_CTRL_DGRAM_SCTP_GET_RCVINFO 62 155 #define BIO_CTRL_DGRAM_SCTP_SET_RCVINFO 63 156 #define BIO_CTRL_DGRAM_SCTP_GET_PRINFO 64 157 #define BIO_CTRL_DGRAM_SCTP_SET_PRINFO 65 158 #define BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN 70 159 #endif 160 161 #define BIO_CTRL_DGRAM_SET_PEEK_MODE 71 162 163 /* 164 * internal BIO: 165 * # define BIO_CTRL_SET_KTLS_SEND 72 166 * # define BIO_CTRL_SET_KTLS_SEND_CTRL_MSG 74 167 * # define BIO_CTRL_CLEAR_KTLS_CTRL_MSG 75 168 */ 169 170 #define BIO_CTRL_GET_KTLS_SEND 73 171 #define BIO_CTRL_GET_KTLS_RECV 76 172 173 #define BIO_CTRL_DGRAM_SCTP_WAIT_FOR_DRY 77 174 #define BIO_CTRL_DGRAM_SCTP_MSG_WAITING 78 175 176 /* BIO_f_prefix controls */ 177 #define BIO_CTRL_SET_PREFIX 79 178 #define BIO_CTRL_SET_INDENT 80 179 #define BIO_CTRL_GET_INDENT 81 180 181 #define BIO_CTRL_DGRAM_GET_LOCAL_ADDR_CAP 82 182 #define BIO_CTRL_DGRAM_GET_LOCAL_ADDR_ENABLE 83 183 #define BIO_CTRL_DGRAM_SET_LOCAL_ADDR_ENABLE 84 184 #define BIO_CTRL_DGRAM_GET_EFFECTIVE_CAPS 85 185 #define BIO_CTRL_DGRAM_GET_CAPS 86 186 #define BIO_CTRL_DGRAM_SET_CAPS 87 187 #define BIO_CTRL_DGRAM_GET_NO_TRUNC 88 188 #define BIO_CTRL_DGRAM_SET_NO_TRUNC 89 189 190 /* 191 * internal BIO: 192 * # define BIO_CTRL_SET_KTLS_TX_ZEROCOPY_SENDFILE 90 193 */ 194 195 #define BIO_CTRL_GET_RPOLL_DESCRIPTOR 91 196 #define BIO_CTRL_GET_WPOLL_DESCRIPTOR 92 197 #define BIO_CTRL_DGRAM_DETECT_PEER_ADDR 93 198 #define BIO_CTRL_DGRAM_SET0_LOCAL_ADDR 94 199 200 #define BIO_DGRAM_CAP_NONE 0U 201 #define BIO_DGRAM_CAP_HANDLES_SRC_ADDR (1U << 0) 202 #define BIO_DGRAM_CAP_HANDLES_DST_ADDR (1U << 1) 203 #define BIO_DGRAM_CAP_PROVIDES_SRC_ADDR (1U << 2) 204 #define BIO_DGRAM_CAP_PROVIDES_DST_ADDR (1U << 3) 205 206 #ifndef OPENSSL_NO_KTLS 207 #define BIO_get_ktls_send(b) \ 208 (BIO_ctrl(b, BIO_CTRL_GET_KTLS_SEND, 0, NULL) > 0) 209 #define BIO_get_ktls_recv(b) \ 210 (BIO_ctrl(b, BIO_CTRL_GET_KTLS_RECV, 0, NULL) > 0) 211 #else 212 #define BIO_get_ktls_send(b) (0) 213 #define BIO_get_ktls_recv(b) (0) 214 #endif 215 216 /* modifiers */ 217 #define BIO_FP_READ 0x02 218 #define BIO_FP_WRITE 0x04 219 #define BIO_FP_APPEND 0x08 220 #define BIO_FP_TEXT 0x10 221 222 #define BIO_FLAGS_READ 0x01 223 #define BIO_FLAGS_WRITE 0x02 224 #define BIO_FLAGS_IO_SPECIAL 0x04 225 #define BIO_FLAGS_RWS (BIO_FLAGS_READ | BIO_FLAGS_WRITE | BIO_FLAGS_IO_SPECIAL) 226 #define BIO_FLAGS_SHOULD_RETRY 0x08 227 #ifndef OPENSSL_NO_DEPRECATED_3_0 228 /* This #define was replaced by an internal constant and should not be used. */ 229 #define BIO_FLAGS_UPLINK 0 230 #endif 231 232 #define BIO_FLAGS_BASE64_NO_NL 0x100 233 234 /* 235 * This is used with memory BIOs: 236 * BIO_FLAGS_MEM_RDONLY means we shouldn't free up or change the data in any way; 237 * BIO_FLAGS_NONCLEAR_RST means we shouldn't clear data on reset. 238 */ 239 #define BIO_FLAGS_MEM_RDONLY 0x200 240 #define BIO_FLAGS_NONCLEAR_RST 0x400 241 #define BIO_FLAGS_IN_EOF 0x800 242 243 /* the BIO FLAGS values 0x1000 to 0x8000 are reserved for internal KTLS flags */ 244 245 typedef union bio_addr_st BIO_ADDR; 246 typedef struct bio_addrinfo_st BIO_ADDRINFO; 247 248 int BIO_get_new_index(void); 249 void BIO_set_flags(BIO *b, int flags); 250 int BIO_test_flags(const BIO *b, int flags); 251 void BIO_clear_flags(BIO *b, int flags); 252 253 #define BIO_get_flags(b) BIO_test_flags(b, ~(0x0)) 254 #define BIO_set_retry_special(b) \ 255 BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL | BIO_FLAGS_SHOULD_RETRY)) 256 #define BIO_set_retry_read(b) \ 257 BIO_set_flags(b, (BIO_FLAGS_READ | BIO_FLAGS_SHOULD_RETRY)) 258 #define BIO_set_retry_write(b) \ 259 BIO_set_flags(b, (BIO_FLAGS_WRITE | BIO_FLAGS_SHOULD_RETRY)) 260 261 /* These are normally used internally in BIOs */ 262 #define BIO_clear_retry_flags(b) \ 263 BIO_clear_flags(b, (BIO_FLAGS_RWS | BIO_FLAGS_SHOULD_RETRY)) 264 #define BIO_get_retry_flags(b) \ 265 BIO_test_flags(b, (BIO_FLAGS_RWS | BIO_FLAGS_SHOULD_RETRY)) 266 267 /* These should be used by the application to tell why we should retry */ 268 #define BIO_should_read(a) BIO_test_flags(a, BIO_FLAGS_READ) 269 #define BIO_should_write(a) BIO_test_flags(a, BIO_FLAGS_WRITE) 270 #define BIO_should_io_special(a) BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL) 271 #define BIO_retry_type(a) BIO_test_flags(a, BIO_FLAGS_RWS) 272 #define BIO_should_retry(a) BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY) 273 274 /* 275 * The next three are used in conjunction with the BIO_should_io_special() 276 * condition. After this returns true, BIO *BIO_get_retry_BIO(BIO *bio, int 277 * *reason); will walk the BIO stack and return the 'reason' for the special 278 * and the offending BIO. Given a BIO, BIO_get_retry_reason(bio) will return 279 * the code. 280 */ 281 /* 282 * Returned from the SSL bio when the certificate retrieval code had an error 283 */ 284 #define BIO_RR_SSL_X509_LOOKUP 0x01 285 /* Returned from the connect BIO when a connect would have blocked */ 286 #define BIO_RR_CONNECT 0x02 287 /* Returned from the accept BIO when an accept would have blocked */ 288 #define BIO_RR_ACCEPT 0x03 289 290 /* These are passed by the BIO callback */ 291 #define BIO_CB_FREE 0x01 292 #define BIO_CB_READ 0x02 293 #define BIO_CB_WRITE 0x03 294 #define BIO_CB_PUTS 0x04 295 #define BIO_CB_GETS 0x05 296 #define BIO_CB_CTRL 0x06 297 #define BIO_CB_RECVMMSG 0x07 298 #define BIO_CB_SENDMMSG 0x08 299 300 /* 301 * The callback is called before and after the underling operation, The 302 * BIO_CB_RETURN flag indicates if it is after the call 303 */ 304 #define BIO_CB_RETURN 0x80 305 #define BIO_CB_return(a) ((a) | BIO_CB_RETURN) 306 #define BIO_cb_pre(a) (!((a) & BIO_CB_RETURN)) 307 #define BIO_cb_post(a) ((a) & BIO_CB_RETURN) 308 309 #ifndef OPENSSL_NO_DEPRECATED_3_0 310 typedef long (*BIO_callback_fn)(BIO *b, int oper, const char *argp, int argi, 311 long argl, long ret); 312 OSSL_DEPRECATEDIN_3_0 BIO_callback_fn BIO_get_callback(const BIO *b); 313 OSSL_DEPRECATEDIN_3_0 void BIO_set_callback(BIO *b, BIO_callback_fn callback); 314 OSSL_DEPRECATEDIN_3_0 long BIO_debug_callback(BIO *bio, int cmd, 315 const char *argp, int argi, 316 long argl, long ret); 317 #endif 318 319 typedef long (*BIO_callback_fn_ex)(BIO *b, int oper, const char *argp, 320 size_t len, int argi, 321 long argl, int ret, size_t *processed); 322 BIO_callback_fn_ex BIO_get_callback_ex(const BIO *b); 323 void BIO_set_callback_ex(BIO *b, BIO_callback_fn_ex callback); 324 long BIO_debug_callback_ex(BIO *bio, int oper, const char *argp, size_t len, 325 int argi, long argl, int ret, size_t *processed); 326 327 char *BIO_get_callback_arg(const BIO *b); 328 void BIO_set_callback_arg(BIO *b, char *arg); 329 330 typedef struct bio_method_st BIO_METHOD; 331 332 const char *BIO_method_name(const BIO *b); 333 int BIO_method_type(const BIO *b); 334 335 typedef int BIO_info_cb(BIO *, int, int); 336 typedef BIO_info_cb bio_info_cb; /* backward compatibility */ 337 338 /* clang-format off */ 339 SKM_DEFINE_STACK_OF_INTERNAL(BIO, BIO, BIO) 340 #define sk_BIO_num(sk) OPENSSL_sk_num(ossl_check_const_BIO_sk_type(sk)) 341 #define sk_BIO_value(sk, idx) ((BIO *)OPENSSL_sk_value(ossl_check_const_BIO_sk_type(sk), (idx))) 342 #define sk_BIO_new(cmp) ((STACK_OF(BIO) *)OPENSSL_sk_new(ossl_check_BIO_compfunc_type(cmp))) 343 #define sk_BIO_new_null() ((STACK_OF(BIO) *)OPENSSL_sk_new_null()) 344 #define sk_BIO_new_reserve(cmp, n) ((STACK_OF(BIO) *)OPENSSL_sk_new_reserve(ossl_check_BIO_compfunc_type(cmp), (n))) 345 #define sk_BIO_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_BIO_sk_type(sk), (n)) 346 #define sk_BIO_free(sk) OPENSSL_sk_free(ossl_check_BIO_sk_type(sk)) 347 #define sk_BIO_zero(sk) OPENSSL_sk_zero(ossl_check_BIO_sk_type(sk)) 348 #define sk_BIO_delete(sk, i) ((BIO *)OPENSSL_sk_delete(ossl_check_BIO_sk_type(sk), (i))) 349 #define sk_BIO_delete_ptr(sk, ptr) ((BIO *)OPENSSL_sk_delete_ptr(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr))) 350 #define sk_BIO_push(sk, ptr) OPENSSL_sk_push(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr)) 351 #define sk_BIO_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr)) 352 #define sk_BIO_pop(sk) ((BIO *)OPENSSL_sk_pop(ossl_check_BIO_sk_type(sk))) 353 #define sk_BIO_shift(sk) ((BIO *)OPENSSL_sk_shift(ossl_check_BIO_sk_type(sk))) 354 #define sk_BIO_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_BIO_sk_type(sk),ossl_check_BIO_freefunc_type(freefunc)) 355 #define sk_BIO_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr), (idx)) 356 #define sk_BIO_set(sk, idx, ptr) ((BIO *)OPENSSL_sk_set(ossl_check_BIO_sk_type(sk), (idx), ossl_check_BIO_type(ptr))) 357 #define sk_BIO_find(sk, ptr) OPENSSL_sk_find(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr)) 358 #define sk_BIO_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr)) 359 #define sk_BIO_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_BIO_sk_type(sk), ossl_check_BIO_type(ptr), pnum) 360 #define sk_BIO_sort(sk) OPENSSL_sk_sort(ossl_check_BIO_sk_type(sk)) 361 #define sk_BIO_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_BIO_sk_type(sk)) 362 #define sk_BIO_dup(sk) ((STACK_OF(BIO) *)OPENSSL_sk_dup(ossl_check_const_BIO_sk_type(sk))) 363 #define sk_BIO_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(BIO) *)OPENSSL_sk_deep_copy(ossl_check_const_BIO_sk_type(sk), ossl_check_BIO_copyfunc_type(copyfunc), ossl_check_BIO_freefunc_type(freefunc))) 364 #define sk_BIO_set_cmp_func(sk, cmp) ((sk_BIO_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_BIO_sk_type(sk), ossl_check_BIO_compfunc_type(cmp))) 365 366 /* clang-format on */ 367 368 /* Prefix and suffix callback in ASN1 BIO */ 369 typedef int asn1_ps_func(BIO *b, unsigned char **pbuf, int *plen, 370 void *parg); 371 372 typedef void (*BIO_dgram_sctp_notification_handler_fn)(BIO *b, 373 void *context, 374 void *buf); 375 #ifndef OPENSSL_NO_SCTP 376 /* SCTP parameter structs */ 377 struct bio_dgram_sctp_sndinfo { 378 uint16_t snd_sid; 379 uint16_t snd_flags; 380 uint32_t snd_ppid; 381 uint32_t snd_context; 382 }; 383 384 struct bio_dgram_sctp_rcvinfo { 385 uint16_t rcv_sid; 386 uint16_t rcv_ssn; 387 uint16_t rcv_flags; 388 uint32_t rcv_ppid; 389 uint32_t rcv_tsn; 390 uint32_t rcv_cumtsn; 391 uint32_t rcv_context; 392 }; 393 394 struct bio_dgram_sctp_prinfo { 395 uint16_t pr_policy; 396 uint32_t pr_value; 397 }; 398 #endif 399 400 /* BIO_sendmmsg/BIO_recvmmsg-related definitions */ 401 typedef struct bio_msg_st { 402 void *data; 403 size_t data_len; 404 BIO_ADDR *peer, *local; 405 uint64_t flags; 406 } BIO_MSG; 407 408 typedef struct bio_mmsg_cb_args_st { 409 BIO_MSG *msg; 410 size_t stride, num_msg; 411 uint64_t flags; 412 size_t *msgs_processed; 413 } BIO_MMSG_CB_ARGS; 414 415 #define BIO_POLL_DESCRIPTOR_TYPE_NONE 0 416 #define BIO_POLL_DESCRIPTOR_TYPE_SOCK_FD 1 417 #define BIO_POLL_DESCRIPTOR_TYPE_SSL 2 418 #define BIO_POLL_DESCRIPTOR_CUSTOM_START 8192 419 420 typedef struct bio_poll_descriptor_st { 421 uint32_t type; 422 union { 423 int fd; 424 void *custom; 425 uintptr_t custom_ui; 426 SSL *ssl; 427 } value; 428 } BIO_POLL_DESCRIPTOR; 429 430 /* 431 * #define BIO_CONN_get_param_hostname BIO_ctrl 432 */ 433 434 #define BIO_C_SET_CONNECT 100 435 #define BIO_C_DO_STATE_MACHINE 101 436 #define BIO_C_SET_NBIO 102 437 /* # define BIO_C_SET_PROXY_PARAM 103 */ 438 #define BIO_C_SET_FD 104 439 #define BIO_C_GET_FD 105 440 #define BIO_C_SET_FILE_PTR 106 441 #define BIO_C_GET_FILE_PTR 107 442 #define BIO_C_SET_FILENAME 108 443 #define BIO_C_SET_SSL 109 444 #define BIO_C_GET_SSL 110 445 #define BIO_C_SET_MD 111 446 #define BIO_C_GET_MD 112 447 #define BIO_C_GET_CIPHER_STATUS 113 448 #define BIO_C_SET_BUF_MEM 114 449 #define BIO_C_GET_BUF_MEM_PTR 115 450 #define BIO_C_GET_BUFF_NUM_LINES 116 451 #define BIO_C_SET_BUFF_SIZE 117 452 #define BIO_C_SET_ACCEPT 118 453 #define BIO_C_SSL_MODE 119 454 #define BIO_C_GET_MD_CTX 120 455 /* # define BIO_C_GET_PROXY_PARAM 121 */ 456 #define BIO_C_SET_BUFF_READ_DATA 122 /* data to read first */ 457 #define BIO_C_GET_CONNECT 123 458 #define BIO_C_GET_ACCEPT 124 459 #define BIO_C_SET_SSL_RENEGOTIATE_BYTES 125 460 #define BIO_C_GET_SSL_NUM_RENEGOTIATES 126 461 #define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT 127 462 #define BIO_C_FILE_SEEK 128 463 #define BIO_C_GET_CIPHER_CTX 129 464 #define BIO_C_SET_BUF_MEM_EOF_RETURN 130 /* return end of input \ 465 * value */ 466 #define BIO_C_SET_BIND_MODE 131 467 #define BIO_C_GET_BIND_MODE 132 468 #define BIO_C_FILE_TELL 133 469 #define BIO_C_GET_SOCKS 134 470 #define BIO_C_SET_SOCKS 135 471 472 #define BIO_C_SET_WRITE_BUF_SIZE 136 /* for BIO_s_bio */ 473 #define BIO_C_GET_WRITE_BUF_SIZE 137 474 #define BIO_C_MAKE_BIO_PAIR 138 475 #define BIO_C_DESTROY_BIO_PAIR 139 476 #define BIO_C_GET_WRITE_GUARANTEE 140 477 #define BIO_C_GET_READ_REQUEST 141 478 #define BIO_C_SHUTDOWN_WR 142 479 #define BIO_C_NREAD0 143 480 #define BIO_C_NREAD 144 481 #define BIO_C_NWRITE0 145 482 #define BIO_C_NWRITE 146 483 #define BIO_C_RESET_READ_REQUEST 147 484 #define BIO_C_SET_MD_CTX 148 485 486 #define BIO_C_SET_PREFIX 149 487 #define BIO_C_GET_PREFIX 150 488 #define BIO_C_SET_SUFFIX 151 489 #define BIO_C_GET_SUFFIX 152 490 491 #define BIO_C_SET_EX_ARG 153 492 #define BIO_C_GET_EX_ARG 154 493 494 #define BIO_C_SET_CONNECT_MODE 155 495 496 #define BIO_C_SET_TFO 156 /* like BIO_C_SET_NBIO */ 497 498 #define BIO_C_SET_SOCK_TYPE 157 499 #define BIO_C_GET_SOCK_TYPE 158 500 #define BIO_C_GET_DGRAM_BIO 159 501 502 #define BIO_set_app_data(s, arg) BIO_set_ex_data(s, 0, arg) 503 #define BIO_get_app_data(s) BIO_get_ex_data(s, 0) 504 505 #define BIO_set_nbio(b, n) BIO_ctrl(b, BIO_C_SET_NBIO, (n), NULL) 506 #define BIO_set_tfo(b, n) BIO_ctrl(b, BIO_C_SET_TFO, (n), NULL) 507 508 #ifndef OPENSSL_NO_SOCK 509 /* IP families we support, for BIO_s_connect() and BIO_s_accept() */ 510 /* Note: the underlying operating system may not support some of them */ 511 #define BIO_FAMILY_IPV4 4 512 #define BIO_FAMILY_IPV6 6 513 #define BIO_FAMILY_IPANY 256 514 515 /* BIO_s_connect() */ 516 #define BIO_set_conn_hostname(b, name) BIO_ctrl(b, BIO_C_SET_CONNECT, 0, \ 517 (char *)(name)) 518 #define BIO_set_conn_port(b, port) BIO_ctrl(b, BIO_C_SET_CONNECT, 1, \ 519 (char *)(port)) 520 #define BIO_set_conn_address(b, addr) BIO_ctrl(b, BIO_C_SET_CONNECT, 2, \ 521 (char *)(addr)) 522 #define BIO_set_conn_ip_family(b, f) BIO_int_ctrl(b, BIO_C_SET_CONNECT, 3, f) 523 #define BIO_get_conn_hostname(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_CONNECT, 0)) 524 #define BIO_get_conn_port(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_CONNECT, 1)) 525 #define BIO_get_conn_address(b) ((const BIO_ADDR *)BIO_ptr_ctrl(b, BIO_C_GET_CONNECT, 2)) 526 #define BIO_get_conn_ip_family(b) BIO_ctrl(b, BIO_C_GET_CONNECT, 3, NULL) 527 #define BIO_get_conn_mode(b) BIO_ctrl(b, BIO_C_GET_CONNECT, 4, NULL) 528 #define BIO_set_conn_mode(b, n) BIO_ctrl(b, BIO_C_SET_CONNECT_MODE, (n), NULL) 529 #define BIO_set_sock_type(b, t) BIO_ctrl(b, BIO_C_SET_SOCK_TYPE, (t), NULL) 530 #define BIO_get_sock_type(b) BIO_ctrl(b, BIO_C_GET_SOCK_TYPE, 0, NULL) 531 #define BIO_get0_dgram_bio(b, p) BIO_ctrl(b, BIO_C_GET_DGRAM_BIO, 0, (void *)(BIO **)(p)) 532 533 /* BIO_s_accept() */ 534 #define BIO_set_accept_name(b, name) BIO_ctrl(b, BIO_C_SET_ACCEPT, 0, \ 535 (char *)(name)) 536 #define BIO_set_accept_port(b, port) BIO_ctrl(b, BIO_C_SET_ACCEPT, 1, \ 537 (char *)(port)) 538 #define BIO_get_accept_name(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_ACCEPT, 0)) 539 #define BIO_get_accept_port(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_ACCEPT, 1)) 540 #define BIO_get_peer_name(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_ACCEPT, 2)) 541 #define BIO_get_peer_port(b) ((const char *)BIO_ptr_ctrl(b, BIO_C_GET_ACCEPT, 3)) 542 /* #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */ 543 #define BIO_set_nbio_accept(b, n) BIO_ctrl(b, BIO_C_SET_ACCEPT, 2, (n) ? (void *)"a" : NULL) 544 #define BIO_set_accept_bios(b, bio) BIO_ctrl(b, BIO_C_SET_ACCEPT, 3, \ 545 (char *)(bio)) 546 #define BIO_set_accept_ip_family(b, f) BIO_int_ctrl(b, BIO_C_SET_ACCEPT, 4, f) 547 #define BIO_get_accept_ip_family(b) BIO_ctrl(b, BIO_C_GET_ACCEPT, 4, NULL) 548 #define BIO_set_tfo_accept(b, n) BIO_ctrl(b, BIO_C_SET_ACCEPT, 5, (n) ? (void *)"a" : NULL) 549 550 /* Aliases kept for backward compatibility */ 551 #define BIO_BIND_NORMAL 0 552 #define BIO_BIND_REUSEADDR BIO_SOCK_REUSEADDR 553 #define BIO_BIND_REUSEADDR_IF_UNUSED BIO_SOCK_REUSEADDR 554 #define BIO_set_bind_mode(b, mode) BIO_ctrl(b, BIO_C_SET_BIND_MODE, mode, NULL) 555 #define BIO_get_bind_mode(b) BIO_ctrl(b, BIO_C_GET_BIND_MODE, 0, NULL) 556 #endif /* OPENSSL_NO_SOCK */ 557 558 #define BIO_do_connect(b) BIO_do_handshake(b) 559 #define BIO_do_accept(b) BIO_do_handshake(b) 560 561 #define BIO_do_handshake(b) BIO_ctrl(b, BIO_C_DO_STATE_MACHINE, 0, NULL) 562 563 /* BIO_s_datagram(), BIO_s_fd(), BIO_s_socket(), BIO_s_accept() and BIO_s_connect() */ 564 #define BIO_set_fd(b, fd, c) BIO_int_ctrl(b, BIO_C_SET_FD, c, fd) 565 #define BIO_get_fd(b, c) BIO_ctrl(b, BIO_C_GET_FD, 0, (char *)(c)) 566 567 /* BIO_s_file() */ 568 #define BIO_set_fp(b, fp, c) BIO_ctrl(b, BIO_C_SET_FILE_PTR, c, (char *)(fp)) 569 #define BIO_get_fp(b, fpp) BIO_ctrl(b, BIO_C_GET_FILE_PTR, 0, (char *)(fpp)) 570 571 /* BIO_s_fd() and BIO_s_file() */ 572 #define BIO_seek(b, ofs) (int)BIO_ctrl(b, BIO_C_FILE_SEEK, ofs, NULL) 573 #define BIO_tell(b) (int)BIO_ctrl(b, BIO_C_FILE_TELL, 0, NULL) 574 575 /* 576 * name is cast to lose const, but might be better to route through a 577 * function so we can do it safely 578 */ 579 #ifdef CONST_STRICT 580 /* 581 * If you are wondering why this isn't defined, its because CONST_STRICT is 582 * purely a compile-time kludge to allow const to be checked. 583 */ 584 int BIO_read_filename(BIO *b, const char *name); 585 #else 586 #define BIO_read_filename(b, name) (int)BIO_ctrl(b, BIO_C_SET_FILENAME, \ 587 BIO_CLOSE | BIO_FP_READ, (char *)(name)) 588 #endif 589 #define BIO_write_filename(b, name) (int)BIO_ctrl(b, BIO_C_SET_FILENAME, \ 590 BIO_CLOSE | BIO_FP_WRITE, name) 591 #define BIO_append_filename(b, name) (int)BIO_ctrl(b, BIO_C_SET_FILENAME, \ 592 BIO_CLOSE | BIO_FP_APPEND, name) 593 #define BIO_rw_filename(b, name) (int)BIO_ctrl(b, BIO_C_SET_FILENAME, \ 594 BIO_CLOSE | BIO_FP_READ | BIO_FP_WRITE, name) 595 596 /* 597 * WARNING WARNING, this ups the reference count on the read bio of the SSL 598 * structure. This is because the ssl read BIO is now pointed to by the 599 * next_bio field in the bio. So when you free the BIO, make sure you are 600 * doing a BIO_free_all() to catch the underlying BIO. 601 */ 602 #define BIO_set_ssl(b, ssl, c) BIO_ctrl(b, BIO_C_SET_SSL, c, (char *)(ssl)) 603 #define BIO_get_ssl(b, sslp) BIO_ctrl(b, BIO_C_GET_SSL, 0, (char *)(sslp)) 604 #define BIO_set_ssl_mode(b, client) BIO_ctrl(b, BIO_C_SSL_MODE, client, NULL) 605 #define BIO_set_ssl_renegotiate_bytes(b, num) \ 606 BIO_ctrl(b, BIO_C_SET_SSL_RENEGOTIATE_BYTES, num, NULL) 607 #define BIO_get_num_renegotiates(b) \ 608 BIO_ctrl(b, BIO_C_GET_SSL_NUM_RENEGOTIATES, 0, NULL) 609 #define BIO_set_ssl_renegotiate_timeout(b, seconds) \ 610 BIO_ctrl(b, BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT, seconds, NULL) 611 612 /* defined in evp.h */ 613 /* #define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,1,(char *)(md)) */ 614 615 #define BIO_get_mem_data(b, pp) BIO_ctrl(b, BIO_CTRL_INFO, 0, (char *)(pp)) 616 #define BIO_set_mem_buf(b, bm, c) BIO_ctrl(b, BIO_C_SET_BUF_MEM, c, (char *)(bm)) 617 #define BIO_get_mem_ptr(b, pp) BIO_ctrl(b, BIO_C_GET_BUF_MEM_PTR, 0, \ 618 (char *)(pp)) 619 #define BIO_set_mem_eof_return(b, v) \ 620 BIO_ctrl(b, BIO_C_SET_BUF_MEM_EOF_RETURN, v, NULL) 621 622 /* For the BIO_f_buffer() type */ 623 #define BIO_get_buffer_num_lines(b) BIO_ctrl(b, BIO_C_GET_BUFF_NUM_LINES, 0, NULL) 624 #define BIO_set_buffer_size(b, size) BIO_ctrl(b, BIO_C_SET_BUFF_SIZE, size, NULL) 625 #define BIO_set_read_buffer_size(b, size) BIO_int_ctrl(b, BIO_C_SET_BUFF_SIZE, size, 0) 626 #define BIO_set_write_buffer_size(b, size) BIO_int_ctrl(b, BIO_C_SET_BUFF_SIZE, size, 1) 627 #define BIO_set_buffer_read_data(b, buf, num) BIO_ctrl(b, BIO_C_SET_BUFF_READ_DATA, num, buf) 628 629 /* Don't use the next one unless you know what you are doing :-) */ 630 #define BIO_dup_state(b, ret) BIO_ctrl(b, BIO_CTRL_DUP, 0, (char *)(ret)) 631 632 #define BIO_reset(b) (int)BIO_ctrl(b, BIO_CTRL_RESET, 0, NULL) 633 #define BIO_eof(b) (int)BIO_ctrl(b, BIO_CTRL_EOF, 0, NULL) 634 #define BIO_set_close(b, c) (int)BIO_ctrl(b, BIO_CTRL_SET_CLOSE, (c), NULL) 635 #define BIO_get_close(b) (int)BIO_ctrl(b, BIO_CTRL_GET_CLOSE, 0, NULL) 636 #define BIO_pending(b) (int)BIO_ctrl(b, BIO_CTRL_PENDING, 0, NULL) 637 #define BIO_wpending(b) (int)BIO_ctrl(b, BIO_CTRL_WPENDING, 0, NULL) 638 /* ...pending macros have inappropriate return type */ 639 size_t BIO_ctrl_pending(BIO *b); 640 size_t BIO_ctrl_wpending(BIO *b); 641 #define BIO_flush(b) (int)BIO_ctrl(b, BIO_CTRL_FLUSH, 0, NULL) 642 #define BIO_get_info_callback(b, cbp) (int)BIO_ctrl(b, BIO_CTRL_GET_CALLBACK, 0, \ 643 cbp) 644 #define BIO_set_info_callback(b, cb) (int)BIO_callback_ctrl(b, BIO_CTRL_SET_CALLBACK, cb) 645 646 /* For the BIO_f_buffer() type */ 647 #define BIO_buffer_get_num_lines(b) BIO_ctrl(b, BIO_CTRL_GET, 0, NULL) 648 #define BIO_buffer_peek(b, s, l) BIO_ctrl(b, BIO_CTRL_PEEK, (l), (s)) 649 650 /* For BIO_s_bio() */ 651 #define BIO_set_write_buf_size(b, size) (int)BIO_ctrl(b, BIO_C_SET_WRITE_BUF_SIZE, size, NULL) 652 #define BIO_get_write_buf_size(b, size) (size_t)BIO_ctrl(b, BIO_C_GET_WRITE_BUF_SIZE, size, NULL) 653 #define BIO_make_bio_pair(b1, b2) (int)BIO_ctrl(b1, BIO_C_MAKE_BIO_PAIR, 0, b2) 654 #define BIO_destroy_bio_pair(b) (int)BIO_ctrl(b, BIO_C_DESTROY_BIO_PAIR, 0, NULL) 655 #define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL) 656 /* macros with inappropriate type -- but ...pending macros use int too: */ 657 #define BIO_get_write_guarantee(b) (int)BIO_ctrl(b, BIO_C_GET_WRITE_GUARANTEE, 0, NULL) 658 #define BIO_get_read_request(b) (int)BIO_ctrl(b, BIO_C_GET_READ_REQUEST, 0, NULL) 659 size_t BIO_ctrl_get_write_guarantee(BIO *b); 660 size_t BIO_ctrl_get_read_request(BIO *b); 661 int BIO_ctrl_reset_read_request(BIO *b); 662 663 /* ctrl macros for dgram */ 664 #define BIO_ctrl_dgram_connect(b, peer) \ 665 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_CONNECT, 0, (char *)(peer)) 666 #define BIO_ctrl_set_connected(b, peer) \ 667 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, 0, (char *)(peer)) 668 #define BIO_dgram_recv_timedout(b) \ 669 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL) 670 #define BIO_dgram_send_timedout(b) \ 671 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL) 672 #define BIO_dgram_get_peer(b, peer) \ 673 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)(peer)) 674 #define BIO_dgram_set_peer(b, peer) \ 675 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)(peer)) 676 #define BIO_dgram_detect_peer_addr(b, peer) \ 677 (int)BIO_ctrl(b, BIO_CTRL_DGRAM_DETECT_PEER_ADDR, 0, (char *)(peer)) 678 #define BIO_dgram_get_mtu_overhead(b) \ 679 (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU_OVERHEAD, 0, NULL) 680 #define BIO_dgram_get_local_addr_cap(b) \ 681 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_LOCAL_ADDR_CAP, 0, NULL) 682 #define BIO_dgram_get_local_addr_enable(b, penable) \ 683 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_LOCAL_ADDR_ENABLE, 0, (char *)(penable)) 684 #define BIO_dgram_set_local_addr_enable(b, enable) \ 685 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_SET_LOCAL_ADDR_ENABLE, (enable), NULL) 686 #define BIO_dgram_get_effective_caps(b) \ 687 (uint32_t)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_EFFECTIVE_CAPS, 0, NULL) 688 #define BIO_dgram_get_caps(b) \ 689 (uint32_t)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_CAPS, 0, NULL) 690 #define BIO_dgram_set_caps(b, caps) \ 691 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_SET_CAPS, (long)(caps), NULL) 692 #define BIO_dgram_get_no_trunc(b) \ 693 (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_NO_TRUNC, 0, NULL) 694 #define BIO_dgram_set_no_trunc(b, enable) \ 695 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_SET_NO_TRUNC, (enable), NULL) 696 #define BIO_dgram_get_mtu(b) \ 697 (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU, 0, NULL) 698 #define BIO_dgram_set_mtu(b, mtu) \ 699 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_SET_MTU, (mtu), NULL) 700 #define BIO_dgram_set0_local_addr(b, addr) \ 701 (int)BIO_ctrl((b), BIO_CTRL_DGRAM_SET0_LOCAL_ADDR, 0, (addr)) 702 703 /* ctrl macros for BIO_f_prefix */ 704 #define BIO_set_prefix(b, p) BIO_ctrl((b), BIO_CTRL_SET_PREFIX, 0, (void *)(p)) 705 #define BIO_set_indent(b, i) BIO_ctrl((b), BIO_CTRL_SET_INDENT, (i), NULL) 706 #define BIO_get_indent(b) BIO_ctrl((b), BIO_CTRL_GET_INDENT, 0, NULL) 707 708 #define BIO_get_ex_new_index(l, p, newf, dupf, freef) \ 709 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_BIO, l, p, newf, dupf, freef) 710 int BIO_set_ex_data(BIO *bio, int idx, void *data); 711 void *BIO_get_ex_data(const BIO *bio, int idx); 712 uint64_t BIO_number_read(BIO *bio); 713 uint64_t BIO_number_written(BIO *bio); 714 715 /* For BIO_f_asn1() */ 716 int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix, 717 asn1_ps_func *prefix_free); 718 int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix, 719 asn1_ps_func **pprefix_free); 720 int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix, 721 asn1_ps_func *suffix_free); 722 int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix, 723 asn1_ps_func **psuffix_free); 724 725 const BIO_METHOD *BIO_s_file(void); 726 BIO *BIO_new_file(const char *filename, const char *mode); 727 BIO *BIO_new_from_core_bio(OSSL_LIB_CTX *libctx, OSSL_CORE_BIO *corebio); 728 #ifndef OPENSSL_NO_STDIO 729 BIO *BIO_new_fp(FILE *stream, int close_flag); 730 #endif 731 BIO *BIO_new_ex(OSSL_LIB_CTX *libctx, const BIO_METHOD *method); 732 BIO *BIO_new(const BIO_METHOD *type); 733 int BIO_free(BIO *a); 734 void BIO_set_data(BIO *a, void *ptr); 735 void *BIO_get_data(BIO *a); 736 void BIO_set_init(BIO *a, int init); 737 int BIO_get_init(BIO *a); 738 void BIO_set_shutdown(BIO *a, int shut); 739 int BIO_get_shutdown(BIO *a); 740 void BIO_vfree(BIO *a); 741 int BIO_up_ref(BIO *a); 742 int BIO_read(BIO *b, void *data, int dlen); 743 int BIO_read_ex(BIO *b, void *data, size_t dlen, size_t *readbytes); 744 __owur int BIO_recvmmsg(BIO *b, BIO_MSG *msg, 745 size_t stride, size_t num_msg, uint64_t flags, 746 size_t *msgs_processed); 747 int BIO_gets(BIO *bp, char *buf, int size); 748 int BIO_get_line(BIO *bio, char *buf, int size); 749 int BIO_write(BIO *b, const void *data, int dlen); 750 int BIO_write_ex(BIO *b, const void *data, size_t dlen, size_t *written); 751 __owur int BIO_sendmmsg(BIO *b, BIO_MSG *msg, 752 size_t stride, size_t num_msg, uint64_t flags, 753 size_t *msgs_processed); 754 __owur int BIO_get_rpoll_descriptor(BIO *b, BIO_POLL_DESCRIPTOR *desc); 755 __owur int BIO_get_wpoll_descriptor(BIO *b, BIO_POLL_DESCRIPTOR *desc); 756 int BIO_puts(BIO *bp, const char *buf); 757 int BIO_indent(BIO *b, int indent, int max); 758 long BIO_ctrl(BIO *bp, int cmd, long larg, void *parg); 759 long BIO_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp); 760 void *BIO_ptr_ctrl(BIO *bp, int cmd, long larg); 761 long BIO_int_ctrl(BIO *bp, int cmd, long larg, int iarg); 762 BIO *BIO_push(BIO *b, BIO *append); 763 BIO *BIO_pop(BIO *b); 764 void BIO_free_all(BIO *a); 765 BIO *BIO_find_type(BIO *b, int bio_type); 766 BIO *BIO_next(BIO *b); 767 void BIO_set_next(BIO *b, BIO *next); 768 BIO *BIO_get_retry_BIO(BIO *bio, int *reason); 769 int BIO_get_retry_reason(BIO *bio); 770 void BIO_set_retry_reason(BIO *bio, int reason); 771 BIO *BIO_dup_chain(BIO *in); 772 773 int BIO_nread0(BIO *bio, char **buf); 774 int BIO_nread(BIO *bio, char **buf, int num); 775 int BIO_nwrite0(BIO *bio, char **buf); 776 int BIO_nwrite(BIO *bio, char **buf, int num); 777 778 const BIO_METHOD *BIO_s_mem(void); 779 #ifndef OPENSSL_NO_DGRAM 780 const BIO_METHOD *BIO_s_dgram_mem(void); 781 #endif 782 const BIO_METHOD *BIO_s_secmem(void); 783 BIO *BIO_new_mem_buf(const void *buf, int len); 784 #ifndef OPENSSL_NO_SOCK 785 const BIO_METHOD *BIO_s_socket(void); 786 const BIO_METHOD *BIO_s_connect(void); 787 const BIO_METHOD *BIO_s_accept(void); 788 #endif 789 const BIO_METHOD *BIO_s_fd(void); 790 const BIO_METHOD *BIO_s_log(void); 791 const BIO_METHOD *BIO_s_bio(void); 792 const BIO_METHOD *BIO_s_null(void); 793 const BIO_METHOD *BIO_f_null(void); 794 const BIO_METHOD *BIO_f_buffer(void); 795 const BIO_METHOD *BIO_f_readbuffer(void); 796 const BIO_METHOD *BIO_f_linebuffer(void); 797 const BIO_METHOD *BIO_f_nbio_test(void); 798 const BIO_METHOD *BIO_f_prefix(void); 799 const BIO_METHOD *BIO_s_core(void); 800 #ifndef OPENSSL_NO_DGRAM 801 const BIO_METHOD *BIO_s_dgram_pair(void); 802 const BIO_METHOD *BIO_s_datagram(void); 803 int BIO_dgram_non_fatal_error(int error); 804 BIO *BIO_new_dgram(int fd, int close_flag); 805 #ifndef OPENSSL_NO_SCTP 806 const BIO_METHOD *BIO_s_datagram_sctp(void); 807 BIO *BIO_new_dgram_sctp(int fd, int close_flag); 808 int BIO_dgram_is_sctp(BIO *bio); 809 int BIO_dgram_sctp_notification_cb(BIO *b, 810 BIO_dgram_sctp_notification_handler_fn handle_notifications, 811 void *context); 812 int BIO_dgram_sctp_wait_for_dry(BIO *b); 813 int BIO_dgram_sctp_msg_waiting(BIO *b); 814 #endif 815 #endif 816 817 #ifndef OPENSSL_NO_SOCK 818 int BIO_sock_should_retry(int i); 819 int BIO_sock_non_fatal_error(int error); 820 int BIO_err_is_non_fatal(unsigned int errcode); 821 int BIO_socket_wait(int fd, int for_read, time_t max_time); 822 #endif 823 int BIO_wait(BIO *bio, time_t max_time, unsigned int nap_milliseconds); 824 int BIO_do_connect_retry(BIO *bio, int timeout, int nap_milliseconds); 825 826 int BIO_fd_should_retry(int i); 827 int BIO_fd_non_fatal_error(int error); 828 int BIO_dump_cb(int (*cb)(const void *data, size_t len, void *u), 829 void *u, const void *s, int len); 830 int BIO_dump_indent_cb(int (*cb)(const void *data, size_t len, void *u), 831 void *u, const void *s, int len, int indent); 832 int BIO_dump(BIO *b, const void *bytes, int len); 833 int BIO_dump_indent(BIO *b, const void *bytes, int len, int indent); 834 #ifndef OPENSSL_NO_STDIO 835 int BIO_dump_fp(FILE *fp, const void *s, int len); 836 int BIO_dump_indent_fp(FILE *fp, const void *s, int len, int indent); 837 #endif 838 int BIO_hex_string(BIO *out, int indent, int width, const void *data, 839 int datalen); 840 841 #ifndef OPENSSL_NO_SOCK 842 BIO_ADDR *BIO_ADDR_new(void); 843 int BIO_ADDR_copy(BIO_ADDR *dst, const BIO_ADDR *src); 844 BIO_ADDR *BIO_ADDR_dup(const BIO_ADDR *ap); 845 int BIO_ADDR_rawmake(BIO_ADDR *ap, int family, 846 const void *where, size_t wherelen, unsigned short port); 847 void BIO_ADDR_free(BIO_ADDR *); 848 void BIO_ADDR_clear(BIO_ADDR *ap); 849 int BIO_ADDR_family(const BIO_ADDR *ap); 850 int BIO_ADDR_rawaddress(const BIO_ADDR *ap, void *p, size_t *l); 851 unsigned short BIO_ADDR_rawport(const BIO_ADDR *ap); 852 char *BIO_ADDR_hostname_string(const BIO_ADDR *ap, int numeric); 853 char *BIO_ADDR_service_string(const BIO_ADDR *ap, int numeric); 854 char *BIO_ADDR_path_string(const BIO_ADDR *ap); 855 856 const BIO_ADDRINFO *BIO_ADDRINFO_next(const BIO_ADDRINFO *bai); 857 int BIO_ADDRINFO_family(const BIO_ADDRINFO *bai); 858 int BIO_ADDRINFO_socktype(const BIO_ADDRINFO *bai); 859 int BIO_ADDRINFO_protocol(const BIO_ADDRINFO *bai); 860 const BIO_ADDR *BIO_ADDRINFO_address(const BIO_ADDRINFO *bai); 861 void BIO_ADDRINFO_free(BIO_ADDRINFO *bai); 862 863 enum BIO_hostserv_priorities { 864 BIO_PARSE_PRIO_HOST, 865 BIO_PARSE_PRIO_SERV 866 }; 867 int BIO_parse_hostserv(const char *hostserv, char **host, char **service, 868 enum BIO_hostserv_priorities hostserv_prio); 869 enum BIO_lookup_type { 870 BIO_LOOKUP_CLIENT, 871 BIO_LOOKUP_SERVER 872 }; 873 int BIO_lookup(const char *host, const char *service, 874 enum BIO_lookup_type lookup_type, 875 int family, int socktype, BIO_ADDRINFO **res); 876 int BIO_lookup_ex(const char *host, const char *service, 877 int lookup_type, int family, int socktype, int protocol, 878 BIO_ADDRINFO **res); 879 int BIO_sock_error(int sock); 880 int BIO_socket_ioctl(int fd, long type, void *arg); 881 int BIO_socket_nbio(int fd, int mode); 882 int BIO_sock_init(void); 883 #ifndef OPENSSL_NO_DEPRECATED_1_1_0 884 #define BIO_sock_cleanup() \ 885 while (0) \ 886 continue 887 #endif 888 int BIO_set_tcp_ndelay(int sock, int turn_on); 889 #ifndef OPENSSL_NO_DEPRECATED_1_1_0 890 OSSL_DEPRECATEDIN_1_1_0 struct hostent *BIO_gethostbyname(const char *name); 891 OSSL_DEPRECATEDIN_1_1_0 int BIO_get_port(const char *str, unsigned short *port_ptr); 892 OSSL_DEPRECATEDIN_1_1_0 int BIO_get_host_ip(const char *str, unsigned char *ip); 893 OSSL_DEPRECATEDIN_1_1_0 int BIO_get_accept_socket(char *host_port, int mode); 894 OSSL_DEPRECATEDIN_1_1_0 int BIO_accept(int sock, char **ip_port); 895 #endif 896 897 union BIO_sock_info_u { 898 BIO_ADDR *addr; 899 }; 900 enum BIO_sock_info_type { 901 BIO_SOCK_INFO_ADDRESS 902 }; 903 int BIO_sock_info(int sock, 904 enum BIO_sock_info_type type, union BIO_sock_info_u *info); 905 906 #define BIO_SOCK_REUSEADDR 0x01 907 #define BIO_SOCK_V6_ONLY 0x02 908 #define BIO_SOCK_KEEPALIVE 0x04 909 #define BIO_SOCK_NONBLOCK 0x08 910 #define BIO_SOCK_NODELAY 0x10 911 #define BIO_SOCK_TFO 0x20 912 913 int BIO_socket(int domain, int socktype, int protocol, int options); 914 int BIO_connect(int sock, const BIO_ADDR *addr, int options); 915 int BIO_bind(int sock, const BIO_ADDR *addr, int options); 916 int BIO_listen(int sock, const BIO_ADDR *addr, int options); 917 int BIO_accept_ex(int accept_sock, BIO_ADDR *addr, int options); 918 int BIO_closesocket(int sock); 919 920 BIO *BIO_new_socket(int sock, int close_flag); 921 BIO *BIO_new_connect(const char *host_port); 922 BIO *BIO_new_accept(const char *host_port); 923 #endif /* OPENSSL_NO_SOCK*/ 924 925 BIO *BIO_new_fd(int fd, int close_flag); 926 927 int BIO_new_bio_pair(BIO **bio1, size_t writebuf1, 928 BIO **bio2, size_t writebuf2); 929 #ifndef OPENSSL_NO_DGRAM 930 int BIO_new_bio_dgram_pair(BIO **bio1, size_t writebuf1, 931 BIO **bio2, size_t writebuf2); 932 #endif 933 934 /* 935 * If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints. 936 * Otherwise returns 0 and sets *bio1 and *bio2 to NULL. Size 0 uses default 937 * value. 938 */ 939 940 void BIO_copy_next_retry(BIO *b); 941 942 /* 943 * long BIO_ghbn_ctrl(int cmd,int iarg,char *parg); 944 */ 945 946 #define ossl_bio__attr__(x) 947 #if defined(__GNUC__) && defined(__STDC_VERSION__) \ 948 && !defined(__MINGW32__) && !defined(__MINGW64__) \ 949 && !defined(__APPLE__) 950 /* 951 * Because we support the 'z' modifier, which made its appearance in C99, 952 * we can't use __attribute__ with pre C99 dialects. 953 */ 954 #if __STDC_VERSION__ >= 199901L 955 #undef ossl_bio__attr__ 956 #define ossl_bio__attr__ __attribute__ 957 #if __GNUC__ * 10 + __GNUC_MINOR__ >= 44 958 #define ossl_bio__printf__ __gnu_printf__ 959 #else 960 #define ossl_bio__printf__ __printf__ 961 #endif 962 #endif 963 #endif 964 int BIO_printf(BIO *bio, const char *format, ...) 965 ossl_bio__attr__((__format__(ossl_bio__printf__, 2, 3))); 966 int BIO_vprintf(BIO *bio, const char *format, va_list args) 967 ossl_bio__attr__((__format__(ossl_bio__printf__, 2, 0))); 968 int BIO_snprintf(char *buf, size_t n, const char *format, ...) 969 ossl_bio__attr__((__format__(ossl_bio__printf__, 3, 4))); 970 int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args) 971 ossl_bio__attr__((__format__(ossl_bio__printf__, 3, 0))); 972 #undef ossl_bio__attr__ 973 #undef ossl_bio__printf__ 974 975 BIO_METHOD *BIO_meth_new(int type, const char *name); 976 void BIO_meth_free(BIO_METHOD *biom); 977 int BIO_meth_set_write(BIO_METHOD *biom, 978 int (*write)(BIO *, const char *, int)); 979 int BIO_meth_set_write_ex(BIO_METHOD *biom, 980 int (*bwrite)(BIO *, const char *, size_t, size_t *)); 981 int BIO_meth_set_sendmmsg(BIO_METHOD *biom, 982 int (*f)(BIO *, BIO_MSG *, size_t, size_t, 983 uint64_t, size_t *)); 984 int BIO_meth_set_read(BIO_METHOD *biom, 985 int (*read)(BIO *, char *, int)); 986 int BIO_meth_set_read_ex(BIO_METHOD *biom, 987 int (*bread)(BIO *, char *, size_t, size_t *)); 988 int BIO_meth_set_recvmmsg(BIO_METHOD *biom, 989 int (*f)(BIO *, BIO_MSG *, size_t, size_t, 990 uint64_t, size_t *)); 991 int BIO_meth_set_puts(BIO_METHOD *biom, 992 int (*puts)(BIO *, const char *)); 993 int BIO_meth_set_gets(BIO_METHOD *biom, 994 int (*ossl_gets)(BIO *, char *, int)); 995 int BIO_meth_set_ctrl(BIO_METHOD *biom, 996 long (*ctrl)(BIO *, int, long, void *)); 997 int BIO_meth_set_create(BIO_METHOD *biom, int (*create)(BIO *)); 998 int BIO_meth_set_destroy(BIO_METHOD *biom, int (*destroy)(BIO *)); 999 int BIO_meth_set_callback_ctrl(BIO_METHOD *biom, 1000 long (*callback_ctrl)(BIO *, int, 1001 BIO_info_cb *)); 1002 #ifndef OPENSSL_NO_DEPRECATED_3_5 1003 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_write(const BIO_METHOD *biom))(BIO *, const char *, 1004 int); 1005 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_write_ex(const BIO_METHOD *biom))(BIO *, const char *, 1006 size_t, size_t *); 1007 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_sendmmsg(const BIO_METHOD *biom))(BIO *, BIO_MSG *, 1008 size_t, size_t, 1009 uint64_t, size_t *); 1010 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_read(const BIO_METHOD *biom))(BIO *, char *, int); 1011 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_read_ex(const BIO_METHOD *biom))(BIO *, char *, 1012 size_t, size_t *); 1013 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_recvmmsg(const BIO_METHOD *biom))(BIO *, BIO_MSG *, 1014 size_t, size_t, 1015 uint64_t, size_t *); 1016 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_puts(const BIO_METHOD *biom))(BIO *, const char *); 1017 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_gets(const BIO_METHOD *biom))(BIO *, char *, int); 1018 OSSL_DEPRECATEDIN_3_5 long (*BIO_meth_get_ctrl(const BIO_METHOD *biom))(BIO *, int, 1019 long, void *); 1020 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_create(const BIO_METHOD *bion))(BIO *); 1021 OSSL_DEPRECATEDIN_3_5 int (*BIO_meth_get_destroy(const BIO_METHOD *biom))(BIO *); 1022 OSSL_DEPRECATEDIN_3_5 long (*BIO_meth_get_callback_ctrl(const BIO_METHOD *biom))(BIO *, int, 1023 BIO_info_cb *); 1024 #endif 1025 #ifdef __cplusplus 1026 } 1027 #endif 1028 #endif
