1*1dcdf01fSchristos /* 2*1dcdf01fSchristos * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved. 3*1dcdf01fSchristos * 4*1dcdf01fSchristos * Licensed under the OpenSSL license (the "License"). You may not use 5*1dcdf01fSchristos * this file except in compliance with the License. You can obtain a copy 6*1dcdf01fSchristos * in the file LICENSE in the source distribution or at 7*1dcdf01fSchristos * https://www.openssl.org/source/license.html 8*1dcdf01fSchristos */ 9*1dcdf01fSchristos 10*1dcdf01fSchristos #ifndef HEADER_BIO_H 11*1dcdf01fSchristos # define HEADER_BIO_H 12*1dcdf01fSchristos 13*1dcdf01fSchristos # include <openssl/e_os2.h> 14*1dcdf01fSchristos 15*1dcdf01fSchristos # ifndef OPENSSL_NO_STDIO 16*1dcdf01fSchristos # include <stdio.h> 17*1dcdf01fSchristos # endif 18*1dcdf01fSchristos # include <stdarg.h> 19*1dcdf01fSchristos 20*1dcdf01fSchristos # include <openssl/crypto.h> 21*1dcdf01fSchristos # include <openssl/bioerr.h> 22*1dcdf01fSchristos 23*1dcdf01fSchristos #ifdef __cplusplus 24*1dcdf01fSchristos extern "C" { 25*1dcdf01fSchristos #endif 26*1dcdf01fSchristos 27*1dcdf01fSchristos /* There are the classes of BIOs */ 28*1dcdf01fSchristos # define BIO_TYPE_DESCRIPTOR 0x0100 /* socket, fd, connect or accept */ 29*1dcdf01fSchristos # define BIO_TYPE_FILTER 0x0200 30*1dcdf01fSchristos # define BIO_TYPE_SOURCE_SINK 0x0400 31*1dcdf01fSchristos 32*1dcdf01fSchristos /* These are the 'types' of BIOs */ 33*1dcdf01fSchristos # define BIO_TYPE_NONE 0 34*1dcdf01fSchristos # define BIO_TYPE_MEM ( 1|BIO_TYPE_SOURCE_SINK) 35*1dcdf01fSchristos # define BIO_TYPE_FILE ( 2|BIO_TYPE_SOURCE_SINK) 36*1dcdf01fSchristos 37*1dcdf01fSchristos # define BIO_TYPE_FD ( 4|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 38*1dcdf01fSchristos # define BIO_TYPE_SOCKET ( 5|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 39*1dcdf01fSchristos # define BIO_TYPE_NULL ( 6|BIO_TYPE_SOURCE_SINK) 40*1dcdf01fSchristos # define BIO_TYPE_SSL ( 7|BIO_TYPE_FILTER) 41*1dcdf01fSchristos # define BIO_TYPE_MD ( 8|BIO_TYPE_FILTER) 42*1dcdf01fSchristos # define BIO_TYPE_BUFFER ( 9|BIO_TYPE_FILTER) 43*1dcdf01fSchristos # define BIO_TYPE_CIPHER (10|BIO_TYPE_FILTER) 44*1dcdf01fSchristos # define BIO_TYPE_BASE64 (11|BIO_TYPE_FILTER) 45*1dcdf01fSchristos # define BIO_TYPE_CONNECT (12|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 46*1dcdf01fSchristos # define BIO_TYPE_ACCEPT (13|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 47*1dcdf01fSchristos 48*1dcdf01fSchristos # define BIO_TYPE_NBIO_TEST (16|BIO_TYPE_FILTER)/* server proxy BIO */ 49*1dcdf01fSchristos # define BIO_TYPE_NULL_FILTER (17|BIO_TYPE_FILTER) 50*1dcdf01fSchristos # define BIO_TYPE_BIO (19|BIO_TYPE_SOURCE_SINK)/* half a BIO pair */ 51*1dcdf01fSchristos # define BIO_TYPE_LINEBUFFER (20|BIO_TYPE_FILTER) 52*1dcdf01fSchristos # define BIO_TYPE_DGRAM (21|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 53*1dcdf01fSchristos # define BIO_TYPE_ASN1 (22|BIO_TYPE_FILTER) 54*1dcdf01fSchristos # define BIO_TYPE_COMP (23|BIO_TYPE_FILTER) 55*1dcdf01fSchristos # ifndef OPENSSL_NO_SCTP 56*1dcdf01fSchristos # define BIO_TYPE_DGRAM_SCTP (24|BIO_TYPE_SOURCE_SINK|BIO_TYPE_DESCRIPTOR) 57*1dcdf01fSchristos # endif 58*1dcdf01fSchristos 59*1dcdf01fSchristos #define BIO_TYPE_START 128 60*1dcdf01fSchristos 61*1dcdf01fSchristos /* 62*1dcdf01fSchristos * BIO_FILENAME_READ|BIO_CLOSE to open or close on free. 63*1dcdf01fSchristos * BIO_set_fp(in,stdin,BIO_NOCLOSE); 64*1dcdf01fSchristos */ 65*1dcdf01fSchristos # define BIO_NOCLOSE 0x00 66*1dcdf01fSchristos # define BIO_CLOSE 0x01 67*1dcdf01fSchristos 68*1dcdf01fSchristos /* 69*1dcdf01fSchristos * These are used in the following macros and are passed to BIO_ctrl() 70*1dcdf01fSchristos */ 71*1dcdf01fSchristos # define BIO_CTRL_RESET 1/* opt - rewind/zero etc */ 72*1dcdf01fSchristos # define BIO_CTRL_EOF 2/* opt - are we at the eof */ 73*1dcdf01fSchristos # define BIO_CTRL_INFO 3/* opt - extra tit-bits */ 74*1dcdf01fSchristos # define BIO_CTRL_SET 4/* man - set the 'IO' type */ 75*1dcdf01fSchristos # define BIO_CTRL_GET 5/* man - get the 'IO' type */ 76*1dcdf01fSchristos # define BIO_CTRL_PUSH 6/* opt - internal, used to signify change */ 77*1dcdf01fSchristos # define BIO_CTRL_POP 7/* opt - internal, used to signify change */ 78*1dcdf01fSchristos # define BIO_CTRL_GET_CLOSE 8/* man - set the 'close' on free */ 79*1dcdf01fSchristos # define BIO_CTRL_SET_CLOSE 9/* man - set the 'close' on free */ 80*1dcdf01fSchristos # define BIO_CTRL_PENDING 10/* opt - is their more data buffered */ 81*1dcdf01fSchristos # define BIO_CTRL_FLUSH 11/* opt - 'flush' buffered output */ 82*1dcdf01fSchristos # define BIO_CTRL_DUP 12/* man - extra stuff for 'duped' BIO */ 83*1dcdf01fSchristos # define BIO_CTRL_WPENDING 13/* opt - number of bytes still to write */ 84*1dcdf01fSchristos # define BIO_CTRL_SET_CALLBACK 14/* opt - set callback function */ 85*1dcdf01fSchristos # define BIO_CTRL_GET_CALLBACK 15/* opt - set callback function */ 86*1dcdf01fSchristos 87*1dcdf01fSchristos # define BIO_CTRL_PEEK 29/* BIO_f_buffer special */ 88*1dcdf01fSchristos # define BIO_CTRL_SET_FILENAME 30/* BIO_s_file special */ 89*1dcdf01fSchristos 90*1dcdf01fSchristos /* dgram BIO stuff */ 91*1dcdf01fSchristos # define BIO_CTRL_DGRAM_CONNECT 31/* BIO dgram special */ 92*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_CONNECTED 32/* allow for an externally connected 93*1dcdf01fSchristos * socket to be passed in */ 94*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33/* setsockopt, essentially */ 95*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34/* getsockopt, essentially */ 96*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35/* setsockopt, essentially */ 97*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36/* getsockopt, essentially */ 98*1dcdf01fSchristos 99*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37/* flag whether the last */ 100*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38/* I/O operation tiemd out */ 101*1dcdf01fSchristos 102*1dcdf01fSchristos /* #ifdef IP_MTU_DISCOVER */ 103*1dcdf01fSchristos # define BIO_CTRL_DGRAM_MTU_DISCOVER 39/* set DF bit on egress packets */ 104*1dcdf01fSchristos /* #endif */ 105*1dcdf01fSchristos 106*1dcdf01fSchristos # define BIO_CTRL_DGRAM_QUERY_MTU 40/* as kernel for current MTU */ 107*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_FALLBACK_MTU 47 108*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_MTU 41/* get cached value for MTU */ 109*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_MTU 42/* set cached value for MTU. 110*1dcdf01fSchristos * want to use this if asking 111*1dcdf01fSchristos * the kernel fails */ 112*1dcdf01fSchristos 113*1dcdf01fSchristos # define BIO_CTRL_DGRAM_MTU_EXCEEDED 43/* check whether the MTU was 114*1dcdf01fSchristos * exceed in the previous write 115*1dcdf01fSchristos * operation */ 116*1dcdf01fSchristos 117*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_PEER 46 118*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_PEER 44/* Destination for the data */ 119*1dcdf01fSchristos 120*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT 45/* Next DTLS handshake timeout 121*1dcdf01fSchristos * to adjust socket timeouts */ 122*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_DONT_FRAG 48 123*1dcdf01fSchristos 124*1dcdf01fSchristos # define BIO_CTRL_DGRAM_GET_MTU_OVERHEAD 49 125*1dcdf01fSchristos 126*1dcdf01fSchristos /* Deliberately outside of OPENSSL_NO_SCTP - used in bss_dgram.c */ 127*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE 50 128*1dcdf01fSchristos # ifndef OPENSSL_NO_SCTP 129*1dcdf01fSchristos /* SCTP stuff */ 130*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY 51 131*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY 52 132*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD 53 133*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_GET_SNDINFO 60 134*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_SET_SNDINFO 61 135*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_GET_RCVINFO 62 136*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_SET_RCVINFO 63 137*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_GET_PRINFO 64 138*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_SET_PRINFO 65 139*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN 70 140*1dcdf01fSchristos # endif 141*1dcdf01fSchristos 142*1dcdf01fSchristos # define BIO_CTRL_DGRAM_SET_PEEK_MODE 71 143*1dcdf01fSchristos 144*1dcdf01fSchristos /* modifiers */ 145*1dcdf01fSchristos # define BIO_FP_READ 0x02 146*1dcdf01fSchristos # define BIO_FP_WRITE 0x04 147*1dcdf01fSchristos # define BIO_FP_APPEND 0x08 148*1dcdf01fSchristos # define BIO_FP_TEXT 0x10 149*1dcdf01fSchristos 150*1dcdf01fSchristos # define BIO_FLAGS_READ 0x01 151*1dcdf01fSchristos # define BIO_FLAGS_WRITE 0x02 152*1dcdf01fSchristos # define BIO_FLAGS_IO_SPECIAL 0x04 153*1dcdf01fSchristos # define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL) 154*1dcdf01fSchristos # define BIO_FLAGS_SHOULD_RETRY 0x08 155*1dcdf01fSchristos # ifndef BIO_FLAGS_UPLINK 156*1dcdf01fSchristos /* 157*1dcdf01fSchristos * "UPLINK" flag denotes file descriptors provided by application. It 158*1dcdf01fSchristos * defaults to 0, as most platforms don't require UPLINK interface. 159*1dcdf01fSchristos */ 160*1dcdf01fSchristos # define BIO_FLAGS_UPLINK 0 161*1dcdf01fSchristos # endif 162*1dcdf01fSchristos 163*1dcdf01fSchristos # define BIO_FLAGS_BASE64_NO_NL 0x100 164*1dcdf01fSchristos 165*1dcdf01fSchristos /* 166*1dcdf01fSchristos * This is used with memory BIOs: 167*1dcdf01fSchristos * BIO_FLAGS_MEM_RDONLY means we shouldn't free up or change the data in any way; 168*1dcdf01fSchristos * BIO_FLAGS_NONCLEAR_RST means we shouldn't clear data on reset. 169*1dcdf01fSchristos */ 170*1dcdf01fSchristos # define BIO_FLAGS_MEM_RDONLY 0x200 171*1dcdf01fSchristos # define BIO_FLAGS_NONCLEAR_RST 0x400 172*1dcdf01fSchristos # define BIO_FLAGS_IN_EOF 0x800 173*1dcdf01fSchristos 174*1dcdf01fSchristos typedef union bio_addr_st BIO_ADDR; 175*1dcdf01fSchristos typedef struct bio_addrinfo_st BIO_ADDRINFO; 176*1dcdf01fSchristos 177*1dcdf01fSchristos int BIO_get_new_index(void); 178*1dcdf01fSchristos void BIO_set_flags(BIO *b, int flags); 179*1dcdf01fSchristos int BIO_test_flags(const BIO *b, int flags); 180*1dcdf01fSchristos void BIO_clear_flags(BIO *b, int flags); 181*1dcdf01fSchristos 182*1dcdf01fSchristos # define BIO_get_flags(b) BIO_test_flags(b, ~(0x0)) 183*1dcdf01fSchristos # define BIO_set_retry_special(b) \ 184*1dcdf01fSchristos BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY)) 185*1dcdf01fSchristos # define BIO_set_retry_read(b) \ 186*1dcdf01fSchristos BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY)) 187*1dcdf01fSchristos # define BIO_set_retry_write(b) \ 188*1dcdf01fSchristos BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY)) 189*1dcdf01fSchristos 190*1dcdf01fSchristos /* These are normally used internally in BIOs */ 191*1dcdf01fSchristos # define BIO_clear_retry_flags(b) \ 192*1dcdf01fSchristos BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) 193*1dcdf01fSchristos # define BIO_get_retry_flags(b) \ 194*1dcdf01fSchristos BIO_test_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) 195*1dcdf01fSchristos 196*1dcdf01fSchristos /* These should be used by the application to tell why we should retry */ 197*1dcdf01fSchristos # define BIO_should_read(a) BIO_test_flags(a, BIO_FLAGS_READ) 198*1dcdf01fSchristos # define BIO_should_write(a) BIO_test_flags(a, BIO_FLAGS_WRITE) 199*1dcdf01fSchristos # define BIO_should_io_special(a) BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL) 200*1dcdf01fSchristos # define BIO_retry_type(a) BIO_test_flags(a, BIO_FLAGS_RWS) 201*1dcdf01fSchristos # define BIO_should_retry(a) BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY) 202*1dcdf01fSchristos 203*1dcdf01fSchristos /* 204*1dcdf01fSchristos * The next three are used in conjunction with the BIO_should_io_special() 205*1dcdf01fSchristos * condition. After this returns true, BIO *BIO_get_retry_BIO(BIO *bio, int 206*1dcdf01fSchristos * *reason); will walk the BIO stack and return the 'reason' for the special 207*1dcdf01fSchristos * and the offending BIO. Given a BIO, BIO_get_retry_reason(bio) will return 208*1dcdf01fSchristos * the code. 209*1dcdf01fSchristos */ 210*1dcdf01fSchristos /* 211*1dcdf01fSchristos * Returned from the SSL bio when the certificate retrieval code had an error 212*1dcdf01fSchristos */ 213*1dcdf01fSchristos # define BIO_RR_SSL_X509_LOOKUP 0x01 214*1dcdf01fSchristos /* Returned from the connect BIO when a connect would have blocked */ 215*1dcdf01fSchristos # define BIO_RR_CONNECT 0x02 216*1dcdf01fSchristos /* Returned from the accept BIO when an accept would have blocked */ 217*1dcdf01fSchristos # define BIO_RR_ACCEPT 0x03 218*1dcdf01fSchristos 219*1dcdf01fSchristos /* These are passed by the BIO callback */ 220*1dcdf01fSchristos # define BIO_CB_FREE 0x01 221*1dcdf01fSchristos # define BIO_CB_READ 0x02 222*1dcdf01fSchristos # define BIO_CB_WRITE 0x03 223*1dcdf01fSchristos # define BIO_CB_PUTS 0x04 224*1dcdf01fSchristos # define BIO_CB_GETS 0x05 225*1dcdf01fSchristos # define BIO_CB_CTRL 0x06 226*1dcdf01fSchristos 227*1dcdf01fSchristos /* 228*1dcdf01fSchristos * The callback is called before and after the underling operation, The 229*1dcdf01fSchristos * BIO_CB_RETURN flag indicates if it is after the call 230*1dcdf01fSchristos */ 231*1dcdf01fSchristos # define BIO_CB_RETURN 0x80 232*1dcdf01fSchristos # define BIO_CB_return(a) ((a)|BIO_CB_RETURN) 233*1dcdf01fSchristos # define BIO_cb_pre(a) (!((a)&BIO_CB_RETURN)) 234*1dcdf01fSchristos # define BIO_cb_post(a) ((a)&BIO_CB_RETURN) 235*1dcdf01fSchristos 236*1dcdf01fSchristos typedef long (*BIO_callback_fn)(BIO *b, int oper, const char *argp, int argi, 237*1dcdf01fSchristos long argl, long ret); 238*1dcdf01fSchristos typedef long (*BIO_callback_fn_ex)(BIO *b, int oper, const char *argp, 239*1dcdf01fSchristos size_t len, int argi, 240*1dcdf01fSchristos long argl, int ret, size_t *processed); 241*1dcdf01fSchristos BIO_callback_fn BIO_get_callback(const BIO *b); 242*1dcdf01fSchristos void BIO_set_callback(BIO *b, BIO_callback_fn callback); 243*1dcdf01fSchristos 244*1dcdf01fSchristos BIO_callback_fn_ex BIO_get_callback_ex(const BIO *b); 245*1dcdf01fSchristos void BIO_set_callback_ex(BIO *b, BIO_callback_fn_ex callback); 246*1dcdf01fSchristos 247*1dcdf01fSchristos char *BIO_get_callback_arg(const BIO *b); 248*1dcdf01fSchristos void BIO_set_callback_arg(BIO *b, char *arg); 249*1dcdf01fSchristos 250*1dcdf01fSchristos typedef struct bio_method_st BIO_METHOD; 251*1dcdf01fSchristos 252*1dcdf01fSchristos const char *BIO_method_name(const BIO *b); 253*1dcdf01fSchristos int BIO_method_type(const BIO *b); 254*1dcdf01fSchristos 255*1dcdf01fSchristos typedef int BIO_info_cb(BIO *, int, int); 256*1dcdf01fSchristos typedef BIO_info_cb bio_info_cb; /* backward compatibility */ 257*1dcdf01fSchristos 258*1dcdf01fSchristos DEFINE_STACK_OF(BIO) 259*1dcdf01fSchristos 260*1dcdf01fSchristos /* Prefix and suffix callback in ASN1 BIO */ 261*1dcdf01fSchristos typedef int asn1_ps_func (BIO *b, unsigned char **pbuf, int *plen, 262*1dcdf01fSchristos void *parg); 263*1dcdf01fSchristos 264*1dcdf01fSchristos # ifndef OPENSSL_NO_SCTP 265*1dcdf01fSchristos /* SCTP parameter structs */ 266*1dcdf01fSchristos struct bio_dgram_sctp_sndinfo { 267*1dcdf01fSchristos uint16_t snd_sid; 268*1dcdf01fSchristos uint16_t snd_flags; 269*1dcdf01fSchristos uint32_t snd_ppid; 270*1dcdf01fSchristos uint32_t snd_context; 271*1dcdf01fSchristos }; 272*1dcdf01fSchristos 273*1dcdf01fSchristos struct bio_dgram_sctp_rcvinfo { 274*1dcdf01fSchristos uint16_t rcv_sid; 275*1dcdf01fSchristos uint16_t rcv_ssn; 276*1dcdf01fSchristos uint16_t rcv_flags; 277*1dcdf01fSchristos uint32_t rcv_ppid; 278*1dcdf01fSchristos uint32_t rcv_tsn; 279*1dcdf01fSchristos uint32_t rcv_cumtsn; 280*1dcdf01fSchristos uint32_t rcv_context; 281*1dcdf01fSchristos }; 282*1dcdf01fSchristos 283*1dcdf01fSchristos struct bio_dgram_sctp_prinfo { 284*1dcdf01fSchristos uint16_t pr_policy; 285*1dcdf01fSchristos uint32_t pr_value; 286*1dcdf01fSchristos }; 287*1dcdf01fSchristos # endif 288*1dcdf01fSchristos 289*1dcdf01fSchristos /* 290*1dcdf01fSchristos * #define BIO_CONN_get_param_hostname BIO_ctrl 291*1dcdf01fSchristos */ 292*1dcdf01fSchristos 293*1dcdf01fSchristos # define BIO_C_SET_CONNECT 100 294*1dcdf01fSchristos # define BIO_C_DO_STATE_MACHINE 101 295*1dcdf01fSchristos # define BIO_C_SET_NBIO 102 296*1dcdf01fSchristos /* # define BIO_C_SET_PROXY_PARAM 103 */ 297*1dcdf01fSchristos # define BIO_C_SET_FD 104 298*1dcdf01fSchristos # define BIO_C_GET_FD 105 299*1dcdf01fSchristos # define BIO_C_SET_FILE_PTR 106 300*1dcdf01fSchristos # define BIO_C_GET_FILE_PTR 107 301*1dcdf01fSchristos # define BIO_C_SET_FILENAME 108 302*1dcdf01fSchristos # define BIO_C_SET_SSL 109 303*1dcdf01fSchristos # define BIO_C_GET_SSL 110 304*1dcdf01fSchristos # define BIO_C_SET_MD 111 305*1dcdf01fSchristos # define BIO_C_GET_MD 112 306*1dcdf01fSchristos # define BIO_C_GET_CIPHER_STATUS 113 307*1dcdf01fSchristos # define BIO_C_SET_BUF_MEM 114 308*1dcdf01fSchristos # define BIO_C_GET_BUF_MEM_PTR 115 309*1dcdf01fSchristos # define BIO_C_GET_BUFF_NUM_LINES 116 310*1dcdf01fSchristos # define BIO_C_SET_BUFF_SIZE 117 311*1dcdf01fSchristos # define BIO_C_SET_ACCEPT 118 312*1dcdf01fSchristos # define BIO_C_SSL_MODE 119 313*1dcdf01fSchristos # define BIO_C_GET_MD_CTX 120 314*1dcdf01fSchristos /* # define BIO_C_GET_PROXY_PARAM 121 */ 315*1dcdf01fSchristos # define BIO_C_SET_BUFF_READ_DATA 122/* data to read first */ 316*1dcdf01fSchristos # define BIO_C_GET_CONNECT 123 317*1dcdf01fSchristos # define BIO_C_GET_ACCEPT 124 318*1dcdf01fSchristos # define BIO_C_SET_SSL_RENEGOTIATE_BYTES 125 319*1dcdf01fSchristos # define BIO_C_GET_SSL_NUM_RENEGOTIATES 126 320*1dcdf01fSchristos # define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT 127 321*1dcdf01fSchristos # define BIO_C_FILE_SEEK 128 322*1dcdf01fSchristos # define BIO_C_GET_CIPHER_CTX 129 323*1dcdf01fSchristos # define BIO_C_SET_BUF_MEM_EOF_RETURN 130/* return end of input 324*1dcdf01fSchristos * value */ 325*1dcdf01fSchristos # define BIO_C_SET_BIND_MODE 131 326*1dcdf01fSchristos # define BIO_C_GET_BIND_MODE 132 327*1dcdf01fSchristos # define BIO_C_FILE_TELL 133 328*1dcdf01fSchristos # define BIO_C_GET_SOCKS 134 329*1dcdf01fSchristos # define BIO_C_SET_SOCKS 135 330*1dcdf01fSchristos 331*1dcdf01fSchristos # define BIO_C_SET_WRITE_BUF_SIZE 136/* for BIO_s_bio */ 332*1dcdf01fSchristos # define BIO_C_GET_WRITE_BUF_SIZE 137 333*1dcdf01fSchristos # define BIO_C_MAKE_BIO_PAIR 138 334*1dcdf01fSchristos # define BIO_C_DESTROY_BIO_PAIR 139 335*1dcdf01fSchristos # define BIO_C_GET_WRITE_GUARANTEE 140 336*1dcdf01fSchristos # define BIO_C_GET_READ_REQUEST 141 337*1dcdf01fSchristos # define BIO_C_SHUTDOWN_WR 142 338*1dcdf01fSchristos # define BIO_C_NREAD0 143 339*1dcdf01fSchristos # define BIO_C_NREAD 144 340*1dcdf01fSchristos # define BIO_C_NWRITE0 145 341*1dcdf01fSchristos # define BIO_C_NWRITE 146 342*1dcdf01fSchristos # define BIO_C_RESET_READ_REQUEST 147 343*1dcdf01fSchristos # define BIO_C_SET_MD_CTX 148 344*1dcdf01fSchristos 345*1dcdf01fSchristos # define BIO_C_SET_PREFIX 149 346*1dcdf01fSchristos # define BIO_C_GET_PREFIX 150 347*1dcdf01fSchristos # define BIO_C_SET_SUFFIX 151 348*1dcdf01fSchristos # define BIO_C_GET_SUFFIX 152 349*1dcdf01fSchristos 350*1dcdf01fSchristos # define BIO_C_SET_EX_ARG 153 351*1dcdf01fSchristos # define BIO_C_GET_EX_ARG 154 352*1dcdf01fSchristos 353*1dcdf01fSchristos # define BIO_C_SET_CONNECT_MODE 155 354*1dcdf01fSchristos 355*1dcdf01fSchristos # define BIO_set_app_data(s,arg) BIO_set_ex_data(s,0,arg) 356*1dcdf01fSchristos # define BIO_get_app_data(s) BIO_get_ex_data(s,0) 357*1dcdf01fSchristos 358*1dcdf01fSchristos # define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) 359*1dcdf01fSchristos 360*1dcdf01fSchristos # ifndef OPENSSL_NO_SOCK 361*1dcdf01fSchristos /* IP families we support, for BIO_s_connect() and BIO_s_accept() */ 362*1dcdf01fSchristos /* Note: the underlying operating system may not support some of them */ 363*1dcdf01fSchristos # define BIO_FAMILY_IPV4 4 364*1dcdf01fSchristos # define BIO_FAMILY_IPV6 6 365*1dcdf01fSchristos # define BIO_FAMILY_IPANY 256 366*1dcdf01fSchristos 367*1dcdf01fSchristos /* BIO_s_connect() */ 368*1dcdf01fSchristos # define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0, \ 369*1dcdf01fSchristos (char *)(name)) 370*1dcdf01fSchristos # define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1, \ 371*1dcdf01fSchristos (char *)(port)) 372*1dcdf01fSchristos # define BIO_set_conn_address(b,addr) BIO_ctrl(b,BIO_C_SET_CONNECT,2, \ 373*1dcdf01fSchristos (char *)(addr)) 374*1dcdf01fSchristos # define BIO_set_conn_ip_family(b,f) BIO_int_ctrl(b,BIO_C_SET_CONNECT,3,f) 375*1dcdf01fSchristos # define BIO_get_conn_hostname(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0)) 376*1dcdf01fSchristos # define BIO_get_conn_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1)) 377*1dcdf01fSchristos # define BIO_get_conn_address(b) ((const BIO_ADDR *)BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,2)) 378*1dcdf01fSchristos # define BIO_get_conn_ip_family(b) BIO_ctrl(b,BIO_C_GET_CONNECT,3,NULL) 379*1dcdf01fSchristos # define BIO_set_conn_mode(b,n) BIO_ctrl(b,BIO_C_SET_CONNECT_MODE,(n),NULL) 380*1dcdf01fSchristos 381*1dcdf01fSchristos /* BIO_s_accept() */ 382*1dcdf01fSchristos # define BIO_set_accept_name(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0, \ 383*1dcdf01fSchristos (char *)(name)) 384*1dcdf01fSchristos # define BIO_set_accept_port(b,port) BIO_ctrl(b,BIO_C_SET_ACCEPT,1, \ 385*1dcdf01fSchristos (char *)(port)) 386*1dcdf01fSchristos # define BIO_get_accept_name(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0)) 387*1dcdf01fSchristos # define BIO_get_accept_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,1)) 388*1dcdf01fSchristos # define BIO_get_peer_name(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,2)) 389*1dcdf01fSchristos # define BIO_get_peer_port(b) ((const char *)BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,3)) 390*1dcdf01fSchristos /* #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */ 391*1dcdf01fSchristos # define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(n)?(void *)"a":NULL) 392*1dcdf01fSchristos # define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,3, \ 393*1dcdf01fSchristos (char *)(bio)) 394*1dcdf01fSchristos # define BIO_set_accept_ip_family(b,f) BIO_int_ctrl(b,BIO_C_SET_ACCEPT,4,f) 395*1dcdf01fSchristos # define BIO_get_accept_ip_family(b) BIO_ctrl(b,BIO_C_GET_ACCEPT,4,NULL) 396*1dcdf01fSchristos 397*1dcdf01fSchristos /* Aliases kept for backward compatibility */ 398*1dcdf01fSchristos # define BIO_BIND_NORMAL 0 399*1dcdf01fSchristos # define BIO_BIND_REUSEADDR BIO_SOCK_REUSEADDR 400*1dcdf01fSchristos # define BIO_BIND_REUSEADDR_IF_UNUSED BIO_SOCK_REUSEADDR 401*1dcdf01fSchristos # define BIO_set_bind_mode(b,mode) BIO_ctrl(b,BIO_C_SET_BIND_MODE,mode,NULL) 402*1dcdf01fSchristos # define BIO_get_bind_mode(b) BIO_ctrl(b,BIO_C_GET_BIND_MODE,0,NULL) 403*1dcdf01fSchristos 404*1dcdf01fSchristos /* BIO_s_accept() and BIO_s_connect() */ 405*1dcdf01fSchristos # define BIO_do_connect(b) BIO_do_handshake(b) 406*1dcdf01fSchristos # define BIO_do_accept(b) BIO_do_handshake(b) 407*1dcdf01fSchristos # endif /* OPENSSL_NO_SOCK */ 408*1dcdf01fSchristos 409*1dcdf01fSchristos # define BIO_do_handshake(b) BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL) 410*1dcdf01fSchristos 411*1dcdf01fSchristos /* BIO_s_datagram(), BIO_s_fd(), BIO_s_socket(), BIO_s_accept() and BIO_s_connect() */ 412*1dcdf01fSchristos # define BIO_set_fd(b,fd,c) BIO_int_ctrl(b,BIO_C_SET_FD,c,fd) 413*1dcdf01fSchristos # define BIO_get_fd(b,c) BIO_ctrl(b,BIO_C_GET_FD,0,(char *)(c)) 414*1dcdf01fSchristos 415*1dcdf01fSchristos /* BIO_s_file() */ 416*1dcdf01fSchristos # define BIO_set_fp(b,fp,c) BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)(fp)) 417*1dcdf01fSchristos # define BIO_get_fp(b,fpp) BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)(fpp)) 418*1dcdf01fSchristos 419*1dcdf01fSchristos /* BIO_s_fd() and BIO_s_file() */ 420*1dcdf01fSchristos # define BIO_seek(b,ofs) (int)BIO_ctrl(b,BIO_C_FILE_SEEK,ofs,NULL) 421*1dcdf01fSchristos # define BIO_tell(b) (int)BIO_ctrl(b,BIO_C_FILE_TELL,0,NULL) 422*1dcdf01fSchristos 423*1dcdf01fSchristos /* 424*1dcdf01fSchristos * name is cast to lose const, but might be better to route through a 425*1dcdf01fSchristos * function so we can do it safely 426*1dcdf01fSchristos */ 427*1dcdf01fSchristos # ifdef CONST_STRICT 428*1dcdf01fSchristos /* 429*1dcdf01fSchristos * If you are wondering why this isn't defined, its because CONST_STRICT is 430*1dcdf01fSchristos * purely a compile-time kludge to allow const to be checked. 431*1dcdf01fSchristos */ 432*1dcdf01fSchristos int BIO_read_filename(BIO *b, const char *name); 433*1dcdf01fSchristos # else 434*1dcdf01fSchristos # define BIO_read_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \ 435*1dcdf01fSchristos BIO_CLOSE|BIO_FP_READ,(char *)(name)) 436*1dcdf01fSchristos # endif 437*1dcdf01fSchristos # define BIO_write_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \ 438*1dcdf01fSchristos BIO_CLOSE|BIO_FP_WRITE,name) 439*1dcdf01fSchristos # define BIO_append_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \ 440*1dcdf01fSchristos BIO_CLOSE|BIO_FP_APPEND,name) 441*1dcdf01fSchristos # define BIO_rw_filename(b,name) (int)BIO_ctrl(b,BIO_C_SET_FILENAME, \ 442*1dcdf01fSchristos BIO_CLOSE|BIO_FP_READ|BIO_FP_WRITE,name) 443*1dcdf01fSchristos 444*1dcdf01fSchristos /* 445*1dcdf01fSchristos * WARNING WARNING, this ups the reference count on the read bio of the SSL 446*1dcdf01fSchristos * structure. This is because the ssl read BIO is now pointed to by the 447*1dcdf01fSchristos * next_bio field in the bio. So when you free the BIO, make sure you are 448*1dcdf01fSchristos * doing a BIO_free_all() to catch the underlying BIO. 449*1dcdf01fSchristos */ 450*1dcdf01fSchristos # define BIO_set_ssl(b,ssl,c) BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)(ssl)) 451*1dcdf01fSchristos # define BIO_get_ssl(b,sslp) BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)(sslp)) 452*1dcdf01fSchristos # define BIO_set_ssl_mode(b,client) BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL) 453*1dcdf01fSchristos # define BIO_set_ssl_renegotiate_bytes(b,num) \ 454*1dcdf01fSchristos BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL) 455*1dcdf01fSchristos # define BIO_get_num_renegotiates(b) \ 456*1dcdf01fSchristos BIO_ctrl(b,BIO_C_GET_SSL_NUM_RENEGOTIATES,0,NULL) 457*1dcdf01fSchristos # define BIO_set_ssl_renegotiate_timeout(b,seconds) \ 458*1dcdf01fSchristos BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL) 459*1dcdf01fSchristos 460*1dcdf01fSchristos /* defined in evp.h */ 461*1dcdf01fSchristos /* #define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,1,(char *)(md)) */ 462*1dcdf01fSchristos 463*1dcdf01fSchristos # define BIO_get_mem_data(b,pp) BIO_ctrl(b,BIO_CTRL_INFO,0,(char *)(pp)) 464*1dcdf01fSchristos # define BIO_set_mem_buf(b,bm,c) BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)(bm)) 465*1dcdf01fSchristos # define BIO_get_mem_ptr(b,pp) BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0, \ 466*1dcdf01fSchristos (char *)(pp)) 467*1dcdf01fSchristos # define BIO_set_mem_eof_return(b,v) \ 468*1dcdf01fSchristos BIO_ctrl(b,BIO_C_SET_BUF_MEM_EOF_RETURN,v,NULL) 469*1dcdf01fSchristos 470*1dcdf01fSchristos /* For the BIO_f_buffer() type */ 471*1dcdf01fSchristos # define BIO_get_buffer_num_lines(b) BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL) 472*1dcdf01fSchristos # define BIO_set_buffer_size(b,size) BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL) 473*1dcdf01fSchristos # define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0) 474*1dcdf01fSchristos # define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1) 475*1dcdf01fSchristos # define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf) 476*1dcdf01fSchristos 477*1dcdf01fSchristos /* Don't use the next one unless you know what you are doing :-) */ 478*1dcdf01fSchristos # define BIO_dup_state(b,ret) BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret)) 479*1dcdf01fSchristos 480*1dcdf01fSchristos # define BIO_reset(b) (int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL) 481*1dcdf01fSchristos # define BIO_eof(b) (int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL) 482*1dcdf01fSchristos # define BIO_set_close(b,c) (int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL) 483*1dcdf01fSchristos # define BIO_get_close(b) (int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL) 484*1dcdf01fSchristos # define BIO_pending(b) (int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL) 485*1dcdf01fSchristos # define BIO_wpending(b) (int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL) 486*1dcdf01fSchristos /* ...pending macros have inappropriate return type */ 487*1dcdf01fSchristos size_t BIO_ctrl_pending(BIO *b); 488*1dcdf01fSchristos size_t BIO_ctrl_wpending(BIO *b); 489*1dcdf01fSchristos # define BIO_flush(b) (int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL) 490*1dcdf01fSchristos # define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0, \ 491*1dcdf01fSchristos cbp) 492*1dcdf01fSchristos # define BIO_set_info_callback(b,cb) (int)BIO_callback_ctrl(b,BIO_CTRL_SET_CALLBACK,cb) 493*1dcdf01fSchristos 494*1dcdf01fSchristos /* For the BIO_f_buffer() type */ 495*1dcdf01fSchristos # define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL) 496*1dcdf01fSchristos # define BIO_buffer_peek(b,s,l) BIO_ctrl(b,BIO_CTRL_PEEK,(l),(s)) 497*1dcdf01fSchristos 498*1dcdf01fSchristos /* For BIO_s_bio() */ 499*1dcdf01fSchristos # define BIO_set_write_buf_size(b,size) (int)BIO_ctrl(b,BIO_C_SET_WRITE_BUF_SIZE,size,NULL) 500*1dcdf01fSchristos # define BIO_get_write_buf_size(b,size) (size_t)BIO_ctrl(b,BIO_C_GET_WRITE_BUF_SIZE,size,NULL) 501*1dcdf01fSchristos # define BIO_make_bio_pair(b1,b2) (int)BIO_ctrl(b1,BIO_C_MAKE_BIO_PAIR,0,b2) 502*1dcdf01fSchristos # define BIO_destroy_bio_pair(b) (int)BIO_ctrl(b,BIO_C_DESTROY_BIO_PAIR,0,NULL) 503*1dcdf01fSchristos # define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL) 504*1dcdf01fSchristos /* macros with inappropriate type -- but ...pending macros use int too: */ 505*1dcdf01fSchristos # define BIO_get_write_guarantee(b) (int)BIO_ctrl(b,BIO_C_GET_WRITE_GUARANTEE,0,NULL) 506*1dcdf01fSchristos # define BIO_get_read_request(b) (int)BIO_ctrl(b,BIO_C_GET_READ_REQUEST,0,NULL) 507*1dcdf01fSchristos size_t BIO_ctrl_get_write_guarantee(BIO *b); 508*1dcdf01fSchristos size_t BIO_ctrl_get_read_request(BIO *b); 509*1dcdf01fSchristos int BIO_ctrl_reset_read_request(BIO *b); 510*1dcdf01fSchristos 511*1dcdf01fSchristos /* ctrl macros for dgram */ 512*1dcdf01fSchristos # define BIO_ctrl_dgram_connect(b,peer) \ 513*1dcdf01fSchristos (int)BIO_ctrl(b,BIO_CTRL_DGRAM_CONNECT,0, (char *)(peer)) 514*1dcdf01fSchristos # define BIO_ctrl_set_connected(b,peer) \ 515*1dcdf01fSchristos (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, 0, (char *)(peer)) 516*1dcdf01fSchristos # define BIO_dgram_recv_timedout(b) \ 517*1dcdf01fSchristos (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL) 518*1dcdf01fSchristos # define BIO_dgram_send_timedout(b) \ 519*1dcdf01fSchristos (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL) 520*1dcdf01fSchristos # define BIO_dgram_get_peer(b,peer) \ 521*1dcdf01fSchristos (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)(peer)) 522*1dcdf01fSchristos # define BIO_dgram_set_peer(b,peer) \ 523*1dcdf01fSchristos (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)(peer)) 524*1dcdf01fSchristos # define BIO_dgram_get_mtu_overhead(b) \ 525*1dcdf01fSchristos (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU_OVERHEAD, 0, NULL) 526*1dcdf01fSchristos 527*1dcdf01fSchristos #define BIO_get_ex_new_index(l, p, newf, dupf, freef) \ 528*1dcdf01fSchristos CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_BIO, l, p, newf, dupf, freef) 529*1dcdf01fSchristos int BIO_set_ex_data(BIO *bio, int idx, void *data); 530*1dcdf01fSchristos void *BIO_get_ex_data(BIO *bio, int idx); 531*1dcdf01fSchristos uint64_t BIO_number_read(BIO *bio); 532*1dcdf01fSchristos uint64_t BIO_number_written(BIO *bio); 533*1dcdf01fSchristos 534*1dcdf01fSchristos /* For BIO_f_asn1() */ 535*1dcdf01fSchristos int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix, 536*1dcdf01fSchristos asn1_ps_func *prefix_free); 537*1dcdf01fSchristos int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix, 538*1dcdf01fSchristos asn1_ps_func **pprefix_free); 539*1dcdf01fSchristos int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix, 540*1dcdf01fSchristos asn1_ps_func *suffix_free); 541*1dcdf01fSchristos int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix, 542*1dcdf01fSchristos asn1_ps_func **psuffix_free); 543*1dcdf01fSchristos 544*1dcdf01fSchristos const BIO_METHOD *BIO_s_file(void); 545*1dcdf01fSchristos BIO *BIO_new_file(const char *filename, const char *mode); 546*1dcdf01fSchristos # ifndef OPENSSL_NO_STDIO 547*1dcdf01fSchristos BIO *BIO_new_fp(FILE *stream, int close_flag); 548*1dcdf01fSchristos # endif 549*1dcdf01fSchristos BIO *BIO_new(const BIO_METHOD *type); 550*1dcdf01fSchristos int BIO_free(BIO *a); 551*1dcdf01fSchristos void BIO_set_data(BIO *a, void *ptr); 552*1dcdf01fSchristos void *BIO_get_data(BIO *a); 553*1dcdf01fSchristos void BIO_set_init(BIO *a, int init); 554*1dcdf01fSchristos int BIO_get_init(BIO *a); 555*1dcdf01fSchristos void BIO_set_shutdown(BIO *a, int shut); 556*1dcdf01fSchristos int BIO_get_shutdown(BIO *a); 557*1dcdf01fSchristos void BIO_vfree(BIO *a); 558*1dcdf01fSchristos int BIO_up_ref(BIO *a); 559*1dcdf01fSchristos int BIO_read(BIO *b, void *data, int dlen); 560*1dcdf01fSchristos int BIO_read_ex(BIO *b, void *data, size_t dlen, size_t *readbytes); 561*1dcdf01fSchristos int BIO_gets(BIO *bp, char *buf, int size); 562*1dcdf01fSchristos int BIO_write(BIO *b, const void *data, int dlen); 563*1dcdf01fSchristos int BIO_write_ex(BIO *b, const void *data, size_t dlen, size_t *written); 564*1dcdf01fSchristos int BIO_puts(BIO *bp, const char *buf); 565*1dcdf01fSchristos int BIO_indent(BIO *b, int indent, int max); 566*1dcdf01fSchristos long BIO_ctrl(BIO *bp, int cmd, long larg, void *parg); 567*1dcdf01fSchristos long BIO_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp); 568*1dcdf01fSchristos void *BIO_ptr_ctrl(BIO *bp, int cmd, long larg); 569*1dcdf01fSchristos long BIO_int_ctrl(BIO *bp, int cmd, long larg, int iarg); 570*1dcdf01fSchristos BIO *BIO_push(BIO *b, BIO *append); 571*1dcdf01fSchristos BIO *BIO_pop(BIO *b); 572*1dcdf01fSchristos void BIO_free_all(BIO *a); 573*1dcdf01fSchristos BIO *BIO_find_type(BIO *b, int bio_type); 574*1dcdf01fSchristos BIO *BIO_next(BIO *b); 575*1dcdf01fSchristos void BIO_set_next(BIO *b, BIO *next); 576*1dcdf01fSchristos BIO *BIO_get_retry_BIO(BIO *bio, int *reason); 577*1dcdf01fSchristos int BIO_get_retry_reason(BIO *bio); 578*1dcdf01fSchristos void BIO_set_retry_reason(BIO *bio, int reason); 579*1dcdf01fSchristos BIO *BIO_dup_chain(BIO *in); 580*1dcdf01fSchristos 581*1dcdf01fSchristos int BIO_nread0(BIO *bio, char **buf); 582*1dcdf01fSchristos int BIO_nread(BIO *bio, char **buf, int num); 583*1dcdf01fSchristos int BIO_nwrite0(BIO *bio, char **buf); 584*1dcdf01fSchristos int BIO_nwrite(BIO *bio, char **buf, int num); 585*1dcdf01fSchristos 586*1dcdf01fSchristos long BIO_debug_callback(BIO *bio, int cmd, const char *argp, int argi, 587*1dcdf01fSchristos long argl, long ret); 588*1dcdf01fSchristos 589*1dcdf01fSchristos const BIO_METHOD *BIO_s_mem(void); 590*1dcdf01fSchristos const BIO_METHOD *BIO_s_secmem(void); 591*1dcdf01fSchristos BIO *BIO_new_mem_buf(const void *buf, int len); 592*1dcdf01fSchristos # ifndef OPENSSL_NO_SOCK 593*1dcdf01fSchristos const BIO_METHOD *BIO_s_socket(void); 594*1dcdf01fSchristos const BIO_METHOD *BIO_s_connect(void); 595*1dcdf01fSchristos const BIO_METHOD *BIO_s_accept(void); 596*1dcdf01fSchristos # endif 597*1dcdf01fSchristos const BIO_METHOD *BIO_s_fd(void); 598*1dcdf01fSchristos const BIO_METHOD *BIO_s_log(void); 599*1dcdf01fSchristos const BIO_METHOD *BIO_s_bio(void); 600*1dcdf01fSchristos const BIO_METHOD *BIO_s_null(void); 601*1dcdf01fSchristos const BIO_METHOD *BIO_f_null(void); 602*1dcdf01fSchristos const BIO_METHOD *BIO_f_buffer(void); 603*1dcdf01fSchristos const BIO_METHOD *BIO_f_linebuffer(void); 604*1dcdf01fSchristos const BIO_METHOD *BIO_f_nbio_test(void); 605*1dcdf01fSchristos # ifndef OPENSSL_NO_DGRAM 606*1dcdf01fSchristos const BIO_METHOD *BIO_s_datagram(void); 607*1dcdf01fSchristos int BIO_dgram_non_fatal_error(int error); 608*1dcdf01fSchristos BIO *BIO_new_dgram(int fd, int close_flag); 609*1dcdf01fSchristos # ifndef OPENSSL_NO_SCTP 610*1dcdf01fSchristos const BIO_METHOD *BIO_s_datagram_sctp(void); 611*1dcdf01fSchristos BIO *BIO_new_dgram_sctp(int fd, int close_flag); 612*1dcdf01fSchristos int BIO_dgram_is_sctp(BIO *bio); 613*1dcdf01fSchristos int BIO_dgram_sctp_notification_cb(BIO *b, 614*1dcdf01fSchristos void (*handle_notifications) (BIO *bio, 615*1dcdf01fSchristos void *context, 616*1dcdf01fSchristos void *buf), 617*1dcdf01fSchristos void *context); 618*1dcdf01fSchristos int BIO_dgram_sctp_wait_for_dry(BIO *b); 619*1dcdf01fSchristos int BIO_dgram_sctp_msg_waiting(BIO *b); 620*1dcdf01fSchristos # endif 621*1dcdf01fSchristos # endif 622*1dcdf01fSchristos 623*1dcdf01fSchristos # ifndef OPENSSL_NO_SOCK 624*1dcdf01fSchristos int BIO_sock_should_retry(int i); 625*1dcdf01fSchristos int BIO_sock_non_fatal_error(int error); 626*1dcdf01fSchristos # endif 627*1dcdf01fSchristos 628*1dcdf01fSchristos int BIO_fd_should_retry(int i); 629*1dcdf01fSchristos int BIO_fd_non_fatal_error(int error); 630*1dcdf01fSchristos int BIO_dump_cb(int (*cb) (const void *data, size_t len, void *u), 631*1dcdf01fSchristos void *u, const char *s, int len); 632*1dcdf01fSchristos int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u), 633*1dcdf01fSchristos void *u, const char *s, int len, int indent); 634*1dcdf01fSchristos int BIO_dump(BIO *b, const char *bytes, int len); 635*1dcdf01fSchristos int BIO_dump_indent(BIO *b, const char *bytes, int len, int indent); 636*1dcdf01fSchristos # ifndef OPENSSL_NO_STDIO 637*1dcdf01fSchristos int BIO_dump_fp(FILE *fp, const char *s, int len); 638*1dcdf01fSchristos int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent); 639*1dcdf01fSchristos # endif 640*1dcdf01fSchristos int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data, 641*1dcdf01fSchristos int datalen); 642*1dcdf01fSchristos 643*1dcdf01fSchristos # ifndef OPENSSL_NO_SOCK 644*1dcdf01fSchristos BIO_ADDR *BIO_ADDR_new(void); 645*1dcdf01fSchristos int BIO_ADDR_rawmake(BIO_ADDR *ap, int family, 646*1dcdf01fSchristos const void *where, size_t wherelen, unsigned short port); 647*1dcdf01fSchristos void BIO_ADDR_free(BIO_ADDR *); 648*1dcdf01fSchristos void BIO_ADDR_clear(BIO_ADDR *ap); 649*1dcdf01fSchristos int BIO_ADDR_family(const BIO_ADDR *ap); 650*1dcdf01fSchristos int BIO_ADDR_rawaddress(const BIO_ADDR *ap, void *p, size_t *l); 651*1dcdf01fSchristos unsigned short BIO_ADDR_rawport(const BIO_ADDR *ap); 652*1dcdf01fSchristos char *BIO_ADDR_hostname_string(const BIO_ADDR *ap, int numeric); 653*1dcdf01fSchristos char *BIO_ADDR_service_string(const BIO_ADDR *ap, int numeric); 654*1dcdf01fSchristos char *BIO_ADDR_path_string(const BIO_ADDR *ap); 655*1dcdf01fSchristos 656*1dcdf01fSchristos const BIO_ADDRINFO *BIO_ADDRINFO_next(const BIO_ADDRINFO *bai); 657*1dcdf01fSchristos int BIO_ADDRINFO_family(const BIO_ADDRINFO *bai); 658*1dcdf01fSchristos int BIO_ADDRINFO_socktype(const BIO_ADDRINFO *bai); 659*1dcdf01fSchristos int BIO_ADDRINFO_protocol(const BIO_ADDRINFO *bai); 660*1dcdf01fSchristos const BIO_ADDR *BIO_ADDRINFO_address(const BIO_ADDRINFO *bai); 661*1dcdf01fSchristos void BIO_ADDRINFO_free(BIO_ADDRINFO *bai); 662*1dcdf01fSchristos 663*1dcdf01fSchristos enum BIO_hostserv_priorities { 664*1dcdf01fSchristos BIO_PARSE_PRIO_HOST, BIO_PARSE_PRIO_SERV 665*1dcdf01fSchristos }; 666*1dcdf01fSchristos int BIO_parse_hostserv(const char *hostserv, char **host, char **service, 667*1dcdf01fSchristos enum BIO_hostserv_priorities hostserv_prio); 668*1dcdf01fSchristos enum BIO_lookup_type { 669*1dcdf01fSchristos BIO_LOOKUP_CLIENT, BIO_LOOKUP_SERVER 670*1dcdf01fSchristos }; 671*1dcdf01fSchristos int BIO_lookup(const char *host, const char *service, 672*1dcdf01fSchristos enum BIO_lookup_type lookup_type, 673*1dcdf01fSchristos int family, int socktype, BIO_ADDRINFO **res); 674*1dcdf01fSchristos int BIO_lookup_ex(const char *host, const char *service, 675*1dcdf01fSchristos int lookup_type, int family, int socktype, int protocol, 676*1dcdf01fSchristos BIO_ADDRINFO **res); 677*1dcdf01fSchristos int BIO_sock_error(int sock); 678*1dcdf01fSchristos int BIO_socket_ioctl(int fd, long type, void *arg); 679*1dcdf01fSchristos int BIO_socket_nbio(int fd, int mode); 680*1dcdf01fSchristos int BIO_sock_init(void); 681*1dcdf01fSchristos # if OPENSSL_API_COMPAT < 0x10100000L 682*1dcdf01fSchristos # define BIO_sock_cleanup() while(0) continue 683*1dcdf01fSchristos # endif 684*1dcdf01fSchristos int BIO_set_tcp_ndelay(int sock, int turn_on); 685*1dcdf01fSchristos 686*1dcdf01fSchristos DEPRECATEDIN_1_1_0(struct hostent *BIO_gethostbyname(const char *name)) 687*1dcdf01fSchristos DEPRECATEDIN_1_1_0(int BIO_get_port(const char *str, unsigned short *port_ptr)) 688*1dcdf01fSchristos DEPRECATEDIN_1_1_0(int BIO_get_host_ip(const char *str, unsigned char *ip)) 689*1dcdf01fSchristos DEPRECATEDIN_1_1_0(int BIO_get_accept_socket(char *host_port, int mode)) 690*1dcdf01fSchristos DEPRECATEDIN_1_1_0(int BIO_accept(int sock, char **ip_port)) 691*1dcdf01fSchristos 692*1dcdf01fSchristos union BIO_sock_info_u { 693*1dcdf01fSchristos BIO_ADDR *addr; 694*1dcdf01fSchristos }; 695*1dcdf01fSchristos enum BIO_sock_info_type { 696*1dcdf01fSchristos BIO_SOCK_INFO_ADDRESS 697*1dcdf01fSchristos }; 698*1dcdf01fSchristos int BIO_sock_info(int sock, 699*1dcdf01fSchristos enum BIO_sock_info_type type, union BIO_sock_info_u *info); 700*1dcdf01fSchristos 701*1dcdf01fSchristos # define BIO_SOCK_REUSEADDR 0x01 702*1dcdf01fSchristos # define BIO_SOCK_V6_ONLY 0x02 703*1dcdf01fSchristos # define BIO_SOCK_KEEPALIVE 0x04 704*1dcdf01fSchristos # define BIO_SOCK_NONBLOCK 0x08 705*1dcdf01fSchristos # define BIO_SOCK_NODELAY 0x10 706*1dcdf01fSchristos 707*1dcdf01fSchristos int BIO_socket(int domain, int socktype, int protocol, int options); 708*1dcdf01fSchristos int BIO_connect(int sock, const BIO_ADDR *addr, int options); 709*1dcdf01fSchristos int BIO_bind(int sock, const BIO_ADDR *addr, int options); 710*1dcdf01fSchristos int BIO_listen(int sock, const BIO_ADDR *addr, int options); 711*1dcdf01fSchristos int BIO_accept_ex(int accept_sock, BIO_ADDR *addr, int options); 712*1dcdf01fSchristos int BIO_closesocket(int sock); 713*1dcdf01fSchristos 714*1dcdf01fSchristos BIO *BIO_new_socket(int sock, int close_flag); 715*1dcdf01fSchristos BIO *BIO_new_connect(const char *host_port); 716*1dcdf01fSchristos BIO *BIO_new_accept(const char *host_port); 717*1dcdf01fSchristos # endif /* OPENSSL_NO_SOCK*/ 718*1dcdf01fSchristos 719*1dcdf01fSchristos BIO *BIO_new_fd(int fd, int close_flag); 720*1dcdf01fSchristos 721*1dcdf01fSchristos int BIO_new_bio_pair(BIO **bio1, size_t writebuf1, 722*1dcdf01fSchristos BIO **bio2, size_t writebuf2); 723*1dcdf01fSchristos /* 724*1dcdf01fSchristos * If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints. 725*1dcdf01fSchristos * Otherwise returns 0 and sets *bio1 and *bio2 to NULL. Size 0 uses default 726*1dcdf01fSchristos * value. 727*1dcdf01fSchristos */ 728*1dcdf01fSchristos 729*1dcdf01fSchristos void BIO_copy_next_retry(BIO *b); 730*1dcdf01fSchristos 731*1dcdf01fSchristos /* 732*1dcdf01fSchristos * long BIO_ghbn_ctrl(int cmd,int iarg,char *parg); 733*1dcdf01fSchristos */ 734*1dcdf01fSchristos 735*1dcdf01fSchristos # define ossl_bio__attr__(x) 736*1dcdf01fSchristos # if defined(__GNUC__) && defined(__STDC_VERSION__) \ 737*1dcdf01fSchristos && !defined(__APPLE__) 738*1dcdf01fSchristos /* 739*1dcdf01fSchristos * Because we support the 'z' modifier, which made its appearance in C99, 740*1dcdf01fSchristos * we can't use __attribute__ with pre C99 dialects. 741*1dcdf01fSchristos */ 742*1dcdf01fSchristos # if __STDC_VERSION__ >= 199901L 743*1dcdf01fSchristos # undef ossl_bio__attr__ 744*1dcdf01fSchristos # define ossl_bio__attr__ __attribute__ 745*1dcdf01fSchristos # if __GNUC__*10 + __GNUC_MINOR__ >= 44 746*1dcdf01fSchristos # define ossl_bio__printf__ __gnu_printf__ 747*1dcdf01fSchristos # else 748*1dcdf01fSchristos # define ossl_bio__printf__ __printf__ 749*1dcdf01fSchristos # endif 750*1dcdf01fSchristos # endif 751*1dcdf01fSchristos # endif 752*1dcdf01fSchristos int BIO_printf(BIO *bio, const char *format, ...) 753*1dcdf01fSchristos ossl_bio__attr__((__format__(ossl_bio__printf__, 2, 3))); 754*1dcdf01fSchristos int BIO_vprintf(BIO *bio, const char *format, va_list args) 755*1dcdf01fSchristos ossl_bio__attr__((__format__(ossl_bio__printf__, 2, 0))); 756*1dcdf01fSchristos int BIO_snprintf(char *buf, size_t n, const char *format, ...) 757*1dcdf01fSchristos ossl_bio__attr__((__format__(ossl_bio__printf__, 3, 4))); 758*1dcdf01fSchristos int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args) 759*1dcdf01fSchristos ossl_bio__attr__((__format__(ossl_bio__printf__, 3, 0))); 760*1dcdf01fSchristos # undef ossl_bio__attr__ 761*1dcdf01fSchristos # undef ossl_bio__printf__ 762*1dcdf01fSchristos 763*1dcdf01fSchristos 764*1dcdf01fSchristos BIO_METHOD *BIO_meth_new(int type, const char *name); 765*1dcdf01fSchristos void BIO_meth_free(BIO_METHOD *biom); 766*1dcdf01fSchristos int (*BIO_meth_get_write(const BIO_METHOD *biom)) (BIO *, const char *, int); 767*1dcdf01fSchristos int (*BIO_meth_get_write_ex(const BIO_METHOD *biom)) (BIO *, const char *, size_t, 768*1dcdf01fSchristos size_t *); 769*1dcdf01fSchristos int BIO_meth_set_write(BIO_METHOD *biom, 770*1dcdf01fSchristos int (*write) (BIO *, const char *, int)); 771*1dcdf01fSchristos int BIO_meth_set_write_ex(BIO_METHOD *biom, 772*1dcdf01fSchristos int (*bwrite) (BIO *, const char *, size_t, size_t *)); 773*1dcdf01fSchristos int (*BIO_meth_get_read(const BIO_METHOD *biom)) (BIO *, char *, int); 774*1dcdf01fSchristos int (*BIO_meth_get_read_ex(const BIO_METHOD *biom)) (BIO *, char *, size_t, size_t *); 775*1dcdf01fSchristos int BIO_meth_set_read(BIO_METHOD *biom, 776*1dcdf01fSchristos int (*read) (BIO *, char *, int)); 777*1dcdf01fSchristos int BIO_meth_set_read_ex(BIO_METHOD *biom, 778*1dcdf01fSchristos int (*bread) (BIO *, char *, size_t, size_t *)); 779*1dcdf01fSchristos int (*BIO_meth_get_puts(const BIO_METHOD *biom)) (BIO *, const char *); 780*1dcdf01fSchristos int BIO_meth_set_puts(BIO_METHOD *biom, 781*1dcdf01fSchristos int (*puts) (BIO *, const char *)); 782*1dcdf01fSchristos int (*BIO_meth_get_gets(const BIO_METHOD *biom)) (BIO *, char *, int); 783*1dcdf01fSchristos int BIO_meth_set_gets(BIO_METHOD *biom, 784*1dcdf01fSchristos int (*gets) (BIO *, char *, int)); 785*1dcdf01fSchristos long (*BIO_meth_get_ctrl(const BIO_METHOD *biom)) (BIO *, int, long, void *); 786*1dcdf01fSchristos int BIO_meth_set_ctrl(BIO_METHOD *biom, 787*1dcdf01fSchristos long (*ctrl) (BIO *, int, long, void *)); 788*1dcdf01fSchristos int (*BIO_meth_get_create(const BIO_METHOD *bion)) (BIO *); 789*1dcdf01fSchristos int BIO_meth_set_create(BIO_METHOD *biom, int (*create) (BIO *)); 790*1dcdf01fSchristos int (*BIO_meth_get_destroy(const BIO_METHOD *biom)) (BIO *); 791*1dcdf01fSchristos int BIO_meth_set_destroy(BIO_METHOD *biom, int (*destroy) (BIO *)); 792*1dcdf01fSchristos long (*BIO_meth_get_callback_ctrl(const BIO_METHOD *biom)) 793*1dcdf01fSchristos (BIO *, int, BIO_info_cb *); 794*1dcdf01fSchristos int BIO_meth_set_callback_ctrl(BIO_METHOD *biom, 795*1dcdf01fSchristos long (*callback_ctrl) (BIO *, int, 796*1dcdf01fSchristos BIO_info_cb *)); 797*1dcdf01fSchristos 798*1dcdf01fSchristos # ifdef __cplusplus 799*1dcdf01fSchristos } 800*1dcdf01fSchristos # endif 801*1dcdf01fSchristos #endif 802