Edit File: bio.h
/* crypto/bio/bio.h */ /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) * All rights reserved. * * This package is an SSL implementation written * by Eric Young (eay@cryptsoft.com). * The implementation was written so as to conform with Netscapes SSL. * * This library is free for commercial and non-commercial use as long as * the following conditions are aheared to. The following conditions * apply to all code found in this distribution, be it the RC4, RSA, * lhash, DES, etc., code; not just the SSL code. The SSL documentation * included with this distribution is covered by the same copyright terms * except that the holder is Tim Hudson (tjh@cryptsoft.com). * * Copyright remains Eric Young's, and as such any Copyright notices in * the code are not to be removed. * If this package is used in a product, Eric Young should be given attribution * as the author of the parts of the library used. * This can be in the form of a textual message at program startup or * in documentation (online or textual) provided with the package. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * "This product includes cryptographic software written by * Eric Young (eay@cryptsoft.com)" * The word 'cryptographic' can be left out if the rouines from the library * being used are not cryptographic related :-). * 4. If you include any Windows specific code (or a derivative thereof) from * the apps directory (application code) you must include an acknowledgement: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" * * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * The licence and distribution terms for any publically available version or * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] */ #ifndef HEADER_BIO_H # define HEADER_BIO_H # include <openssl/e_os2.h> # ifndef OPENSSL_NO_FP_API # include <stdio.h> # endif # include <stdarg.h> # include <openssl/crypto.h> # ifndef OPENSSL_NO_SCTP # ifndef OPENSSL_SYS_VMS # include <stdint.h> # else # include <inttypes.h> # endif # endif #ifdef __cplusplus extern "C" { #endif /* These are the 'types' of BIOs */ # define BIO_TYPE_NONE 0 # define BIO_TYPE_MEM (1|0x0400) # define BIO_TYPE_FILE (2|0x0400) # define BIO_TYPE_FD (4|0x0400|0x0100) # define BIO_TYPE_SOCKET (5|0x0400|0x0100) # define BIO_TYPE_NULL (6|0x0400) # define BIO_TYPE_SSL (7|0x0200) # define BIO_TYPE_MD (8|0x0200)/* passive filter */ # define BIO_TYPE_BUFFER (9|0x0200)/* filter */ # define BIO_TYPE_CIPHER (10|0x0200)/* filter */ # define BIO_TYPE_BASE64 (11|0x0200)/* filter */ # define BIO_TYPE_CONNECT (12|0x0400|0x0100)/* socket - connect */ # define BIO_TYPE_ACCEPT (13|0x0400|0x0100)/* socket for accept */ # define BIO_TYPE_PROXY_CLIENT (14|0x0200)/* client proxy BIO */ # define BIO_TYPE_PROXY_SERVER (15|0x0200)/* server proxy BIO */ # define BIO_TYPE_NBIO_TEST (16|0x0200)/* server proxy BIO */ # define BIO_TYPE_NULL_FILTER (17|0x0200) # define BIO_TYPE_BER (18|0x0200)/* BER -> bin filter */ # define BIO_TYPE_BIO (19|0x0400)/* (half a) BIO pair */ # define BIO_TYPE_LINEBUFFER (20|0x0200)/* filter */ # define BIO_TYPE_DGRAM (21|0x0400|0x0100) # ifndef OPENSSL_NO_SCTP # define BIO_TYPE_DGRAM_SCTP (24|0x0400|0x0100) # endif # define BIO_TYPE_ASN1 (22|0x0200)/* filter */ # define BIO_TYPE_COMP (23|0x0200)/* filter */ # define BIO_TYPE_DESCRIPTOR 0x0100/* socket, fd, connect or accept */ # define BIO_TYPE_FILTER 0x0200 # define BIO_TYPE_SOURCE_SINK 0x0400 /* * BIO_FILENAME_READ|BIO_CLOSE to open or close on free. * BIO_set_fp(in,stdin,BIO_NOCLOSE); */ # define BIO_NOCLOSE 0x00 # define BIO_CLOSE 0x01 /* * These are used in the following macros and are passed to BIO_ctrl() */ # define BIO_CTRL_RESET 1/* opt - rewind/zero etc */ # define BIO_CTRL_EOF 2/* opt - are we at the eof */ # define BIO_CTRL_INFO 3/* opt - extra tit-bits */ # define BIO_CTRL_SET 4/* man - set the 'IO' type */ # define BIO_CTRL_GET 5/* man - get the 'IO' type */ # define BIO_CTRL_PUSH 6/* opt - internal, used to signify change */ # define BIO_CTRL_POP 7/* opt - internal, used to signify change */ # define BIO_CTRL_GET_CLOSE 8/* man - set the 'close' on free */ # define BIO_CTRL_SET_CLOSE 9/* man - set the 'close' on free */ # define BIO_CTRL_PENDING 10/* opt - is their more data buffered */ # define BIO_CTRL_FLUSH 11/* opt - 'flush' buffered output */ # define BIO_CTRL_DUP 12/* man - extra stuff for 'duped' BIO */ # define BIO_CTRL_WPENDING 13/* opt - number of bytes still to write */ /* callback is int cb(BIO *bio,state,ret); */ # define BIO_CTRL_SET_CALLBACK 14/* opt - set callback function */ # define BIO_CTRL_GET_CALLBACK 15/* opt - set callback function */ # define BIO_CTRL_SET_FILENAME 30/* BIO_s_file special */ /* dgram BIO stuff */ # define BIO_CTRL_DGRAM_CONNECT 31/* BIO dgram special */ # define BIO_CTRL_DGRAM_SET_CONNECTED 32/* allow for an externally connected * socket to be passed in */ # define BIO_CTRL_DGRAM_SET_RECV_TIMEOUT 33/* setsockopt, essentially */ # define BIO_CTRL_DGRAM_GET_RECV_TIMEOUT 34/* getsockopt, essentially */ # define BIO_CTRL_DGRAM_SET_SEND_TIMEOUT 35/* setsockopt, essentially */ # define BIO_CTRL_DGRAM_GET_SEND_TIMEOUT 36/* getsockopt, essentially */ # define BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP 37/* flag whether the last */ # define BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP 38/* I/O operation tiemd out */ /* #ifdef IP_MTU_DISCOVER */ # define BIO_CTRL_DGRAM_MTU_DISCOVER 39/* set DF bit on egress packets */ /* #endif */ # define BIO_CTRL_DGRAM_QUERY_MTU 40/* as kernel for current MTU */ # define BIO_CTRL_DGRAM_GET_FALLBACK_MTU 47 # define BIO_CTRL_DGRAM_GET_MTU 41/* get cached value for MTU */ # define BIO_CTRL_DGRAM_SET_MTU 42/* set cached value for MTU. * want to use this if asking * the kernel fails */ # define BIO_CTRL_DGRAM_MTU_EXCEEDED 43/* check whether the MTU was * exceed in the previous write * operation */ # define BIO_CTRL_DGRAM_GET_PEER 46 # define BIO_CTRL_DGRAM_SET_PEER 44/* Destination for the data */ # define BIO_CTRL_DGRAM_SET_NEXT_TIMEOUT 45/* Next DTLS handshake timeout * to adjust socket timeouts */ # define BIO_CTRL_DGRAM_SET_DONT_FRAG 48 # define BIO_CTRL_DGRAM_GET_MTU_OVERHEAD 49 # ifndef OPENSSL_NO_SCTP /* SCTP stuff */ # define BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE 50 # define BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY 51 # define BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY 52 # define BIO_CTRL_DGRAM_SCTP_AUTH_CCS_RCVD 53 # define BIO_CTRL_DGRAM_SCTP_GET_SNDINFO 60 # define BIO_CTRL_DGRAM_SCTP_SET_SNDINFO 61 # define BIO_CTRL_DGRAM_SCTP_GET_RCVINFO 62 # define BIO_CTRL_DGRAM_SCTP_SET_RCVINFO 63 # define BIO_CTRL_DGRAM_SCTP_GET_PRINFO 64 # define BIO_CTRL_DGRAM_SCTP_SET_PRINFO 65 # define BIO_CTRL_DGRAM_SCTP_SAVE_SHUTDOWN 70 # endif /* modifiers */ # define BIO_FP_READ 0x02 # define BIO_FP_WRITE 0x04 # define BIO_FP_APPEND 0x08 # define BIO_FP_TEXT 0x10 # define BIO_FLAGS_READ 0x01 # define BIO_FLAGS_WRITE 0x02 # define BIO_FLAGS_IO_SPECIAL 0x04 # define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL) # define BIO_FLAGS_SHOULD_RETRY 0x08 # ifndef BIO_FLAGS_UPLINK /* * "UPLINK" flag denotes file descriptors provided by application. It * defaults to 0, as most platforms don't require UPLINK interface. */ # define BIO_FLAGS_UPLINK 0 # endif /* Used in BIO_gethostbyname() */ # define BIO_GHBN_CTRL_HITS 1 # define BIO_GHBN_CTRL_MISSES 2 # define BIO_GHBN_CTRL_CACHE_SIZE 3 # define BIO_GHBN_CTRL_GET_ENTRY 4 # define BIO_GHBN_CTRL_FLUSH 5 /* Mostly used in the SSL BIO */ /*- * Not used anymore * #define BIO_FLAGS_PROTOCOL_DELAYED_READ 0x10 * #define BIO_FLAGS_PROTOCOL_DELAYED_WRITE 0x20 * #define BIO_FLAGS_PROTOCOL_STARTUP 0x40 */ # define BIO_FLAGS_BASE64_NO_NL 0x100 /* * This is used with memory BIOs: it means we shouldn't free up or change the * data in any way. */ # define BIO_FLAGS_MEM_RDONLY 0x200 typedef struct bio_st BIO; void BIO_set_flags(BIO *b, int flags); int BIO_test_flags(const BIO *b, int flags); void BIO_clear_flags(BIO *b, int flags); # define BIO_get_flags(b) BIO_test_flags(b, ~(0x0)) # define BIO_set_retry_special(b) \ BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY)) # define BIO_set_retry_read(b) \ BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY)) # define BIO_set_retry_write(b) \ BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY)) /* These are normally used internally in BIOs */ # define BIO_clear_retry_flags(b) \ BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) # define BIO_get_retry_flags(b) \ BIO_test_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) /* These should be used by the application to tell why we should retry */ # define BIO_should_read(a) BIO_test_flags(a, BIO_FLAGS_READ) # define BIO_should_write(a) BIO_test_flags(a, BIO_FLAGS_WRITE) # define BIO_should_io_special(a) BIO_test_flags(a, BIO_FLAGS_IO_SPECIAL) # define BIO_retry_type(a) BIO_test_flags(a, BIO_FLAGS_RWS) # define BIO_should_retry(a) BIO_test_flags(a, BIO_FLAGS_SHOULD_RETRY) /* * The next three are used in conjunction with the BIO_should_io_special() * condition. After this returns true, BIO *BIO_get_retry_BIO(BIO *bio, int * *reason); will walk the BIO stack and return the 'reason' for the special * and the offending BIO. Given a BIO, BIO_get_retry_reason(bio) will return * the code. */ /* * Returned from the SSL bio when the certificate retrieval code had an error */ # define BIO_RR_SSL_X509_LOOKUP 0x01 /* Returned from the connect BIO when a connect would have blocked */ # define BIO_RR_CONNECT 0x02 /* Returned from the accept BIO when an accept would have blocked */ # define BIO_RR_ACCEPT 0x03 /* These are passed by the BIO callback */ # define BIO_CB_FREE 0x01 # define BIO_CB_READ 0x02 # define BIO_CB_WRITE 0x03 # define BIO_CB_PUTS 0x04 # define BIO_CB_GETS 0x05 # define BIO_CB_CTRL 0x06 /* * The callback is called before and after the underling operation, The * BIO_CB_RETURN flag indicates if it is after the call */ # define BIO_CB_RETURN 0x80 # define BIO_CB_return(a) ((a)|BIO_CB_RETURN) # define BIO_cb_pre(a) (!((a)&BIO_CB_RETURN)) # define BIO_cb_post(a) ((a)&BIO_CB_RETURN) long (*BIO_get_callback(const BIO *b)) (struct bio_st *, int, const char *, int, long, long); void BIO_set_callback(BIO *b, long (*callback) (struct bio_st *, int, const char *, int, long, long)); char *BIO_get_callback_arg(const BIO *b); void BIO_set_callback_arg(BIO *b, char *arg); const char *BIO_method_name(const BIO *b); int BIO_method_type(const BIO *b); typedef void bio_info_cb (struct bio_st *, int, const char *, int, long, long); typedef struct bio_method_st { int type; const char *name; int (*bwrite) (BIO *, const char *, int); int (*bread) (BIO *, char *, int); int (*bputs) (BIO *, const char *); int (*bgets) (BIO *, char *, int); long (*ctrl) (BIO *, int, long, void *); int (*create) (BIO *); int (*destroy) (BIO *); long (*callback_ctrl) (BIO *, int, bio_info_cb *); } BIO_METHOD; struct bio_st { BIO_METHOD *method; /* bio, mode, argp, argi, argl, ret */ long (*callback) (struct bio_st *, int, const char *, int, long, long); char *cb_arg; /* first argument for the callback */ int init; int shutdown; int flags; /* extra storage */ int retry_reason; int num; void *ptr; struct bio_st *next_bio; /* used by filter BIOs */ struct bio_st *prev_bio; /* used by filter BIOs */ int references; unsigned long num_read; unsigned long num_write; CRYPTO_EX_DATA ex_data; }; DECLARE_STACK_OF(BIO) typedef struct bio_f_buffer_ctx_struct { /*- * Buffers are setup like this: * * <---------------------- size -----------------------> * +---------------------------------------------------+ * | consumed | remaining | free space | * +---------------------------------------------------+ * <-- off --><------- len -------> */ /*- BIO *bio; *//* * this is now in the BIO struct */ int ibuf_size; /* how big is the input buffer */ int obuf_size; /* how big is the output buffer */ char *ibuf; /* the char array */ int ibuf_len; /* how many bytes are in it */ int ibuf_off; /* write/read offset */ char *obuf; /* the char array */ int obuf_len; /* how many bytes are in it */ int obuf_off; /* write/read offset */ } BIO_F_BUFFER_CTX; /* Prefix and suffix callback in ASN1 BIO */ typedef int asn1_ps_func (BIO *b, unsigned char **pbuf, int *plen, void *parg); # ifndef OPENSSL_NO_SCTP /* SCTP parameter structs */ struct bio_dgram_sctp_sndinfo { uint16_t snd_sid; uint16_t snd_flags; uint32_t snd_ppid; uint32_t snd_context; }; struct bio_dgram_sctp_rcvinfo { uint16_t rcv_sid; uint16_t rcv_ssn; uint16_t rcv_flags; uint32_t rcv_ppid; uint32_t rcv_tsn; uint32_t rcv_cumtsn; uint32_t rcv_context; }; struct bio_dgram_sctp_prinfo { uint16_t pr_policy; uint32_t pr_value; }; # endif /* connect BIO stuff */ # define BIO_CONN_S_BEFORE 1 # define BIO_CONN_S_GET_IP 2 # define BIO_CONN_S_GET_PORT 3 # define BIO_CONN_S_CREATE_SOCKET 4 # define BIO_CONN_S_CONNECT 5 # define BIO_CONN_S_OK 6 # define BIO_CONN_S_BLOCKED_CONNECT 7 # define BIO_CONN_S_NBIO 8 /* * #define BIO_CONN_get_param_hostname BIO_ctrl */ # define BIO_C_SET_CONNECT 100 # define BIO_C_DO_STATE_MACHINE 101 # define BIO_C_SET_NBIO 102 # define BIO_C_SET_PROXY_PARAM 103 # define BIO_C_SET_FD 104 # define BIO_C_GET_FD 105 # define BIO_C_SET_FILE_PTR 106 # define BIO_C_GET_FILE_PTR 107 # define BIO_C_SET_FILENAME 108 # define BIO_C_SET_SSL 109 # define BIO_C_GET_SSL 110 # define BIO_C_SET_MD 111 # define BIO_C_GET_MD 112 # define BIO_C_GET_CIPHER_STATUS 113 # define BIO_C_SET_BUF_MEM 114 # define BIO_C_GET_BUF_MEM_PTR 115 # define BIO_C_GET_BUFF_NUM_LINES 116 # define BIO_C_SET_BUFF_SIZE 117 # define BIO_C_SET_ACCEPT 118 # define BIO_C_SSL_MODE 119 # define BIO_C_GET_MD_CTX 120 # define BIO_C_GET_PROXY_PARAM 121 # define BIO_C_SET_BUFF_READ_DATA 122/* data to read first */ # define BIO_C_GET_CONNECT 123 # define BIO_C_GET_ACCEPT 124 # define BIO_C_SET_SSL_RENEGOTIATE_BYTES 125 # define BIO_C_GET_SSL_NUM_RENEGOTIATES 126 # define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT 127 # define BIO_C_FILE_SEEK 128 # define BIO_C_GET_CIPHER_CTX 129 # define BIO_C_SET_BUF_MEM_EOF_RETURN 130/* return end of input * value */ # define BIO_C_SET_BIND_MODE 131 # define BIO_C_GET_BIND_MODE 132 # define BIO_C_FILE_TELL 133 # define BIO_C_GET_SOCKS 134 # define BIO_C_SET_SOCKS 135 # define BIO_C_SET_WRITE_BUF_SIZE 136/* for BIO_s_bio */ # define BIO_C_GET_WRITE_BUF_SIZE 137 # define BIO_C_MAKE_BIO_PAIR 138 # define BIO_C_DESTROY_BIO_PAIR 139 # define BIO_C_GET_WRITE_GUARANTEE 140 # define BIO_C_GET_READ_REQUEST 141 # define BIO_C_SHUTDOWN_WR 142 # define BIO_C_NREAD0 143 # define BIO_C_NREAD 144 # define BIO_C_NWRITE0 145 # define BIO_C_NWRITE 146 # define BIO_C_RESET_READ_REQUEST 147 # define BIO_C_SET_MD_CTX 148 # define BIO_C_SET_PREFIX 149 # define BIO_C_GET_PREFIX 150 # define BIO_C_SET_SUFFIX 151 # define BIO_C_GET_SUFFIX 152 # define BIO_C_SET_EX_ARG 153 # define BIO_C_GET_EX_ARG 154 # define BIO_set_app_data(s,arg) BIO_set_ex_data(s,0,arg) # define BIO_get_app_data(s) BIO_get_ex_data(s,0) /* BIO_s_connect() and BIO_s_socks4a_connect() */ # define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0,(char *)name) # define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1,(char *)port) # define BIO_set_conn_ip(b,ip) BIO_ctrl(b,BIO_C_SET_CONNECT,2,(char *)ip) # define BIO_set_conn_int_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,3,(char *)port) # define BIO_get_conn_hostname(b) BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0) # define BIO_get_conn_port(b) BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1) # define BIO_get_conn_ip(b) BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,2) # define BIO_get_conn_int_port(b) BIO_ctrl(b,BIO_C_GET_CONNECT,3,NULL) # define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) /* BIO_s_accept() */ # define BIO_set_accept_port(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0,(char *)name) # define BIO_get_accept_port(b) BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0) /* #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */ # define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,1,(n)?(void *)"a":NULL) # define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(char *)bio) # define BIO_BIND_NORMAL 0 # define BIO_BIND_REUSEADDR_IF_UNUSED 1 # define BIO_BIND_REUSEADDR 2 # define BIO_set_bind_mode(b,mode) BIO_ctrl(b,BIO_C_SET_BIND_MODE,mode,NULL) # define BIO_get_bind_mode(b,mode) BIO_ctrl(b,BIO_C_GET_BIND_MODE,0,NULL) /* BIO_s_accept() and BIO_s_connect() */ # define BIO_do_connect(b) BIO_do_handshake(b) # define BIO_do_accept(b) BIO_do_handshake(b) # define BIO_do_handshake(b) BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL) /* BIO_s_proxy_client() */ # define BIO_set_url(b,url) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,0,(char *)(url)) # define BIO_set_proxies(b,p) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,1,(char *)(p)) /* BIO_set_nbio(b,n) */ # define BIO_set_filter_bio(b,s) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,2,(char *)(s)) /* BIO *BIO_get_filter_bio(BIO *bio); */ # define BIO_set_proxy_cb(b,cb) BIO_callback_ctrl(b,BIO_C_SET_PROXY_PARAM,3,(void *(*cb)())) # define BIO_set_proxy_header(b,sk) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,4,(char *)sk) # define BIO_set_no_connect_return(b,bool) BIO_int_ctrl(b,BIO_C_SET_PROXY_PARAM,5,bool) # define BIO_get_proxy_header(b,skp) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,0,(char *)skp) # define BIO_get_proxies(b,pxy_p) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,1,(char *)(pxy_p)) # define BIO_get_url(b,url) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,2,(char *)(url)) # define BIO_get_no_connect_return(b) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,5,NULL) /* BIO_s_datagram(), BIO_s_fd(), BIO_s_socket(), BIO_s_accept() and BIO_s_connect() */ # define BIO_set_fd(b,fd,c) BIO_int_ctrl(b,BIO_C_SET_FD,c,fd) # define BIO_get_fd(b,c) BIO_ctrl(b,BIO_C_GET_FD,0,(char *)c) /* BIO_s_file() */ # define BIO_set_fp(b,fp,c) BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)fp) # define BIO_get_fp(b,fpp) BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)fpp) /* BIO_s_fd() and BIO_s_file() */ # define BIO_seek(b,ofs) (int)BIO_ctrl(b,BIO_C_FILE_SEEK,ofs,NULL) # define BIO_tell(b) (int)BIO_ctrl(b,BIO_C_FILE_TELL,0,NULL) /* * name is cast to lose const, but might be better to route through a * function so we can do it safely */ # ifdef CONST_STRICT /* * If you are wondering why this isn't defined, its because CONST_STRICT is * purely a compile-time kludge to allow const to be checked. */ int BIO_read_filename(BIO *b, const char *name); # else # define BIO_read_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \ BIO_CLOSE|BIO_FP_READ,(char *)name) # endif # define BIO_write_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \ BIO_CLOSE|BIO_FP_WRITE,name) # define BIO_append_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \ BIO_CLOSE|BIO_FP_APPEND,name) # define BIO_rw_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \ BIO_CLOSE|BIO_FP_READ|BIO_FP_WRITE,name) /* * WARNING WARNING, this ups the reference count on the read bio of the SSL * structure. This is because the ssl read BIO is now pointed to by the * next_bio field in the bio. So when you free the BIO, make sure you are * doing a BIO_free_all() to catch the underlying BIO. */ # define BIO_set_ssl(b,ssl,c) BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)ssl) # define BIO_get_ssl(b,sslp) BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)sslp) # define BIO_set_ssl_mode(b,client) BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL) # define BIO_set_ssl_renegotiate_bytes(b,num) \ BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL) # define BIO_get_num_renegotiates(b) \ BIO_ctrl(b,BIO_C_GET_SSL_NUM_RENEGOTIATES,0,NULL) # define BIO_set_ssl_renegotiate_timeout(b,seconds) \ BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL) /* defined in evp.h */ /* #define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,1,(char *)md) */ # define BIO_get_mem_data(b,pp) BIO_ctrl(b,BIO_CTRL_INFO,0,(char *)pp) # define BIO_set_mem_buf(b,bm,c) BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)bm) # define BIO_get_mem_ptr(b,pp) BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0,(char *)pp) # define BIO_set_mem_eof_return(b,v) \ BIO_ctrl(b,BIO_C_SET_BUF_MEM_EOF_RETURN,v,NULL) /* For the BIO_f_buffer() type */ # define BIO_get_buffer_num_lines(b) BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL) # define BIO_set_buffer_size(b,size) BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL) # define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0) # define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1) # define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf) /* Don't use the next one unless you know what you are doing :-) */ # define BIO_dup_state(b,ret) BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret)) # define BIO_reset(b) (int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL) # define BIO_eof(b) (int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL) # define BIO_set_close(b,c) (int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL) # define BIO_get_close(b) (int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL) # define BIO_pending(b) (int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL) # define BIO_wpending(b) (int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL) /* ...pending macros have inappropriate return type */ size_t BIO_ctrl_pending(BIO *b); size_t BIO_ctrl_wpending(BIO *b); # define BIO_flush(b) (int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL) # define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0, \ cbp) # define BIO_set_info_callback(b,cb) (int)BIO_callback_ctrl(b,BIO_CTRL_SET_CALLBACK,cb) /* For the BIO_f_buffer() type */ # define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL) /* For BIO_s_bio() */ # define BIO_set_write_buf_size(b,size) (int)BIO_ctrl(b,BIO_C_SET_WRITE_BUF_SIZE,size,NULL) # define BIO_get_write_buf_size(b,size) (size_t)BIO_ctrl(b,BIO_C_GET_WRITE_BUF_SIZE,size,NULL) # define BIO_make_bio_pair(b1,b2) (int)BIO_ctrl(b1,BIO_C_MAKE_BIO_PAIR,0,b2) # define BIO_destroy_bio_pair(b) (int)BIO_ctrl(b,BIO_C_DESTROY_BIO_PAIR,0,NULL) # define BIO_shutdown_wr(b) (int)BIO_ctrl(b, BIO_C_SHUTDOWN_WR, 0, NULL) /* macros with inappropriate type -- but ...pending macros use int too: */ # define BIO_get_write_guarantee(b) (int)BIO_ctrl(b,BIO_C_GET_WRITE_GUARANTEE,0,NULL) # define BIO_get_read_request(b) (int)BIO_ctrl(b,BIO_C_GET_READ_REQUEST,0,NULL) size_t BIO_ctrl_get_write_guarantee(BIO *b); size_t BIO_ctrl_get_read_request(BIO *b); int BIO_ctrl_reset_read_request(BIO *b); /* ctrl macros for dgram */ # define BIO_ctrl_dgram_connect(b,peer) \ (int)BIO_ctrl(b,BIO_CTRL_DGRAM_CONNECT,0, (char *)peer) # define BIO_ctrl_set_connected(b, state, peer) \ (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_CONNECTED, state, (char *)peer) # define BIO_dgram_recv_timedout(b) \ (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_RECV_TIMER_EXP, 0, NULL) # define BIO_dgram_send_timedout(b) \ (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_SEND_TIMER_EXP, 0, NULL) # define BIO_dgram_get_peer(b,peer) \ (int)BIO_ctrl(b, BIO_CTRL_DGRAM_GET_PEER, 0, (char *)peer) # define BIO_dgram_set_peer(b,peer) \ (int)BIO_ctrl(b, BIO_CTRL_DGRAM_SET_PEER, 0, (char *)peer) # define BIO_dgram_get_mtu_overhead(b) \ (unsigned int)BIO_ctrl((b), BIO_CTRL_DGRAM_GET_MTU_OVERHEAD, 0, NULL) /* These two aren't currently implemented */ /* int BIO_get_ex_num(BIO *bio); */ /* void BIO_set_ex_free_func(BIO *bio,int idx,void (*cb)()); */ int BIO_set_ex_data(BIO *bio, int idx, void *data); void *BIO_get_ex_data(BIO *bio, int idx); int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func, CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func); unsigned long BIO_number_read(BIO *bio); unsigned long BIO_number_written(BIO *bio); /* For BIO_f_asn1() */ int BIO_asn1_set_prefix(BIO *b, asn1_ps_func *prefix, asn1_ps_func *prefix_free); int BIO_asn1_get_prefix(BIO *b, asn1_ps_func **pprefix, asn1_ps_func **pprefix_free); int BIO_asn1_set_suffix(BIO *b, asn1_ps_func *suffix, asn1_ps_func *suffix_free); int BIO_asn1_get_suffix(BIO *b, asn1_ps_func **psuffix, asn1_ps_func **psuffix_free); # ifndef OPENSSL_NO_FP_API BIO_METHOD *BIO_s_file(void); BIO *BIO_new_file(const char *filename, const char *mode); BIO *BIO_new_fp(FILE *stream, int close_flag); # define BIO_s_file_internal BIO_s_file # endif BIO *BIO_new(BIO_METHOD *type); int BIO_set(BIO *a, BIO_METHOD *type); int BIO_free(BIO *a); void BIO_vfree(BIO *a); int BIO_read(BIO *b, void *data, int len); int BIO_gets(BIO *bp, char *buf, int size); int BIO_write(BIO *b, const void *data, int len); int BIO_puts(BIO *bp, const char *buf); int BIO_indent(BIO *b, int indent, int max); long BIO_ctrl(BIO *bp, int cmd, long larg, void *parg); long BIO_callback_ctrl(BIO *b, int cmd, void (*fp) (struct bio_st *, int, const char *, int, long, long)); char *BIO_ptr_ctrl(BIO *bp, int cmd, long larg); long BIO_int_ctrl(BIO *bp, int cmd, long larg, int iarg); BIO *BIO_push(BIO *b, BIO *append); BIO *BIO_pop(BIO *b); void BIO_free_all(BIO *a); BIO *BIO_find_type(BIO *b, int bio_type); BIO *BIO_next(BIO *b); BIO *BIO_get_retry_BIO(BIO *bio, int *reason); int BIO_get_retry_reason(BIO *bio); BIO *BIO_dup_chain(BIO *in); int BIO_nread0(BIO *bio, char **buf); int BIO_nread(BIO *bio, char **buf, int num); int BIO_nwrite0(BIO *bio, char **buf); int BIO_nwrite(BIO *bio, char **buf, int num); long BIO_debug_callback(BIO *bio, int cmd, const char *argp, int argi, long argl, long ret); BIO_METHOD *BIO_s_mem(void); BIO *BIO_new_mem_buf(const void *buf, int len); BIO_METHOD *BIO_s_socket(void); BIO_METHOD *BIO_s_connect(void); BIO_METHOD *BIO_s_accept(void); BIO_METHOD *BIO_s_fd(void); # ifndef OPENSSL_SYS_OS2 BIO_METHOD *BIO_s_log(void); # endif BIO_METHOD *BIO_s_bio(void); BIO_METHOD *BIO_s_null(void); BIO_METHOD *BIO_f_null(void); BIO_METHOD *BIO_f_buffer(void); # ifdef OPENSSL_SYS_VMS BIO_METHOD *BIO_f_linebuffer(void); # endif BIO_METHOD *BIO_f_nbio_test(void); # ifndef OPENSSL_NO_DGRAM BIO_METHOD *BIO_s_datagram(void); # ifndef OPENSSL_NO_SCTP BIO_METHOD *BIO_s_datagram_sctp(void); # endif # endif /* BIO_METHOD *BIO_f_ber(void); */ int BIO_sock_should_retry(int i); int BIO_sock_non_fatal_error(int error); int BIO_dgram_non_fatal_error(int error); int BIO_fd_should_retry(int i); int BIO_fd_non_fatal_error(int error); int BIO_dump_cb(int (*cb) (const void *data, size_t len, void *u), void *u, const char *s, int len); int BIO_dump_indent_cb(int (*cb) (const void *data, size_t len, void *u), void *u, const char *s, int len, int indent); int BIO_dump(BIO *b, const char *bytes, int len); int BIO_dump_indent(BIO *b, const char *bytes, int len, int indent); # ifndef OPENSSL_NO_FP_API int BIO_dump_fp(FILE *fp, const char *s, int len); int BIO_dump_indent_fp(FILE *fp, const char *s, int len, int indent); # endif int BIO_hex_string(BIO *out, int indent, int width, unsigned char *data, int datalen); struct hostent *BIO_gethostbyname(const char *name); /*- * We might want a thread-safe interface too: * struct hostent *BIO_gethostbyname_r(const char *name, * struct hostent *result, void *buffer, size_t buflen); * or something similar (caller allocates a struct hostent, * pointed to by "result", and additional buffer space for the various * substructures; if the buffer does not suffice, NULL is returned * and an appropriate error code is set). */ int BIO_sock_error(int sock); int BIO_socket_ioctl(int fd, long type, void *arg); int BIO_socket_nbio(int fd, int mode); int BIO_get_port(const char *str, unsigned short *port_ptr); int BIO_get_host_ip(const char *str, unsigned char *ip); int BIO_get_accept_socket(char *host_port, int mode); int BIO_accept(int sock, char **ip_port); int BIO_sock_init(void); void BIO_sock_cleanup(void); int BIO_set_tcp_ndelay(int sock, int turn_on); BIO *BIO_new_socket(int sock, int close_flag); BIO *BIO_new_dgram(int fd, int close_flag); # ifndef OPENSSL_NO_SCTP BIO *BIO_new_dgram_sctp(int fd, int close_flag); int BIO_dgram_is_sctp(BIO *bio); int BIO_dgram_sctp_notification_cb(BIO *b, void (*handle_notifications) (BIO *bio, void *context, void *buf), void *context); int BIO_dgram_sctp_wait_for_dry(BIO *b); int BIO_dgram_sctp_msg_waiting(BIO *b); # endif BIO *BIO_new_fd(int fd, int close_flag); BIO *BIO_new_connect(const char *host_port); BIO *BIO_new_accept(const char *host_port); int BIO_new_bio_pair(BIO **bio1, size_t writebuf1, BIO **bio2, size_t writebuf2); /* * If successful, returns 1 and in *bio1, *bio2 two BIO pair endpoints. * Otherwise returns 0 and sets *bio1 and *bio2 to NULL. Size 0 uses default * value. */ void BIO_copy_next_retry(BIO *b); /* * long BIO_ghbn_ctrl(int cmd,int iarg,char *parg); */ # ifdef __GNUC__ # define __bio_h__attr__ __attribute__ # else # define __bio_h__attr__(x) # endif int BIO_printf(BIO *bio, const char *format, ...) __bio_h__attr__((__format__(__printf__, 2, 3))); int BIO_vprintf(BIO *bio, const char *format, va_list args) __bio_h__attr__((__format__(__printf__, 2, 0))); int BIO_snprintf(char *buf, size_t n, const char *format, ...) __bio_h__attr__((__format__(__printf__, 3, 4))); int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args) __bio_h__attr__((__format__(__printf__, 3, 0))); # undef __bio_h__attr__ /* BEGIN ERROR CODES */ /* * The following lines are auto generated by the script mkerr.pl. Any changes * made after this point may be overwritten when the script is next run. */ void ERR_load_BIO_strings(void); /* Error codes for the BIO functions. */ /* Function codes. */ # define BIO_F_ACPT_STATE 100 # define BIO_F_BIO_ACCEPT 101 # define BIO_F_BIO_BER_GET_HEADER 102 # define BIO_F_BIO_CALLBACK_CTRL 131 # define BIO_F_BIO_CTRL 103 # define BIO_F_BIO_GETHOSTBYNAME 120 # define BIO_F_BIO_GETS 104 # define BIO_F_BIO_GET_ACCEPT_SOCKET 105 # define BIO_F_BIO_GET_HOST_IP 106 # define BIO_F_BIO_GET_PORT 107 # define BIO_F_BIO_MAKE_PAIR 121 # define BIO_F_BIO_NEW 108 # define BIO_F_BIO_NEW_FILE 109 # define BIO_F_BIO_NEW_MEM_BUF 126 # define BIO_F_BIO_NREAD 123 # define BIO_F_BIO_NREAD0 124 # define BIO_F_BIO_NWRITE 125 # define BIO_F_BIO_NWRITE0 122 # define BIO_F_BIO_PUTS 110 # define BIO_F_BIO_READ 111 # define BIO_F_BIO_SOCK_INIT 112 # define BIO_F_BIO_WRITE 113 # define BIO_F_BUFFER_CTRL 114 # define BIO_F_CONN_CTRL 127 # define BIO_F_CONN_STATE 115 # define BIO_F_DGRAM_SCTP_READ 132 # define BIO_F_DGRAM_SCTP_WRITE 133 # define BIO_F_FILE_CTRL 116 # define BIO_F_FILE_READ 130 # define BIO_F_LINEBUFFER_CTRL 129 # define BIO_F_MEM_READ 128 # define BIO_F_MEM_WRITE 117 # define BIO_F_SSL_NEW 118 # define BIO_F_WSASTARTUP 119 /* Reason codes. */ # define BIO_R_ACCEPT_ERROR 100 # define BIO_R_BAD_FOPEN_MODE 101 # define BIO_R_BAD_HOSTNAME_LOOKUP 102 # define BIO_R_BROKEN_PIPE 124 # define BIO_R_CONNECT_ERROR 103 # define BIO_R_EOF_ON_MEMORY_BIO 127 # define BIO_R_ERROR_SETTING_NBIO 104 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET 105 # define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET 106 # define BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET 107 # define BIO_R_INVALID_ARGUMENT 125 # define BIO_R_INVALID_IP_ADDRESS 108 # define BIO_R_IN_USE 123 # define BIO_R_KEEPALIVE 109 # define BIO_R_NBIO_CONNECT_ERROR 110 # define BIO_R_NO_ACCEPT_PORT_SPECIFIED 111 # define BIO_R_NO_HOSTNAME_SPECIFIED 112 # define BIO_R_NO_PORT_DEFINED 113 # define BIO_R_NO_PORT_SPECIFIED 114 # define BIO_R_NO_SUCH_FILE 128 # define BIO_R_NULL_PARAMETER 115 # define BIO_R_TAG_MISMATCH 116 # define BIO_R_UNABLE_TO_BIND_SOCKET 117 # define BIO_R_UNABLE_TO_CREATE_SOCKET 118 # define BIO_R_UNABLE_TO_LISTEN_SOCKET 119 # define BIO_R_UNINITIALIZED 120 # define BIO_R_UNSUPPORTED_METHOD 121 # define BIO_R_WRITE_TO_READ_ONLY_BIO 126 # define BIO_R_WSASTARTUP 122 #ifdef __cplusplus } #endif #endif