X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fbio%2Fbio.h;h=05699ab21210edc4831cf7378a3fe6734edcdba8;hp=aaf4f66c68f608288c09b413b11a89b89eca11cc;hb=62b6948a2710c2a095b87b0b9c4b89f7b23246a9;hpb=36d16f8ee0845d932e250286e8e236580470e35b diff --git a/crypto/bio/bio.h b/crypto/bio/bio.h index aaf4f66c68..05699ab212 100644 --- a/crypto/bio/bio.h +++ b/crypto/bio/bio.h @@ -68,6 +68,14 @@ #include +#ifndef OPENSSL_NO_SCTP +# ifndef OPENSSL_SYS_VMS +# include +# else +# include +# endif +#endif + #ifdef __cplusplus extern "C" { #endif @@ -95,6 +103,11 @@ extern "C" { #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 @@ -129,8 +142,8 @@ extern "C" { /* 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 */ + * 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 */ @@ -144,19 +157,38 @@ extern "C" { /* #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 */ + * 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 */ + * 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 */ + +#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 @@ -169,6 +201,11 @@ extern "C" { #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 @@ -191,28 +228,32 @@ extern "C" { */ #define BIO_FLAGS_MEM_RDONLY 0x200 -#define BIO_set_flags(b,f) ((b)->flags|=(f)) -#define BIO_get_flags(b) ((b)->flags) +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) \ - ((b)->flags|=(BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY)) + BIO_set_flags(b, (BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY)) #define BIO_set_retry_read(b) \ - ((b)->flags|=(BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY)) + BIO_set_flags(b, (BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY)) #define BIO_set_retry_write(b) \ - ((b)->flags|=(BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY)) + BIO_set_flags(b, (BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY)) /* These are normally used internally in BIOs */ -#define BIO_clear_flags(b,f) ((b)->flags&= ~(f)) #define BIO_clear_retry_flags(b) \ - ((b)->flags&= ~(BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) + BIO_clear_flags(b, (BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) #define BIO_get_retry_flags(b) \ - ((b)->flags&(BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY)) + 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) ((a)->flags & BIO_FLAGS_READ) -#define BIO_should_write(a) ((a)->flags & BIO_FLAGS_WRITE) -#define BIO_should_io_special(a) ((a)->flags & BIO_FLAGS_IO_SPECIAL) -#define BIO_retry_type(a) ((a)->flags & BIO_FLAGS_RWS) -#define BIO_should_retry(a) ((a)->flags & BIO_FLAGS_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, @@ -241,18 +282,17 @@ extern "C" { #define BIO_cb_pre(a) (!((a)&BIO_CB_RETURN)) #define BIO_cb_post(a) ((a)&BIO_CB_RETURN) -#define BIO_set_callback(b,cb) ((b)->callback=(cb)) -#define BIO_set_callback_arg(b,arg) ((b)->cb_arg=(char *)(arg)) -#define BIO_get_callback_arg(b) ((b)->cb_arg) -#define BIO_get_callback(b) ((b)->callback) -#define BIO_method_name(b) ((b)->method->name) -#define BIO_method_type(b) ((b)->method->type) +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); -typedef struct bio_st BIO; +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); -#ifndef OPENSSL_SYS_WIN16 typedef struct bio_method_st { int type; @@ -266,21 +306,6 @@ typedef struct bio_method_st int (*destroy)(BIO *); long (*callback_ctrl)(BIO *, int, bio_info_cb *); } BIO_METHOD; -#else -typedef struct bio_method_st - { - int type; - const char *name; - int (_far *bwrite)(); - int (_far *bread)(); - int (_far *bputs)(); - int (_far *bgets)(); - long (_far *ctrl)(); - int (_far *create)(); - int (_far *destroy)(); - long (_far *callback_ctrl)(); - } BIO_METHOD; -#endif struct bio_st { @@ -308,6 +333,15 @@ 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 */ @@ -321,6 +355,37 @@ typedef struct bio_f_buffer_ctx_struct 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 @@ -381,7 +446,15 @@ typedef struct bio_f_buffer_ctx_struct #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) @@ -394,7 +467,7 @@ typedef struct bio_f_buffer_ctx_struct #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_int_ctrl(b,BIO_C_GET_CONNECT,3) +#define BIO_get_conn_int_port(b) BIO_int_ctrl(b,BIO_C_GET_CONNECT,3,0) #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) @@ -403,7 +476,7 @@ typedef struct bio_f_buffer_ctx_struct #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)?"a":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 @@ -530,6 +603,8 @@ int BIO_ctrl_reset_read_request(BIO *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) @@ -543,22 +618,21 @@ int BIO_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_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 -# if defined(OPENSSL_SYS_WIN16) && defined(_WINDLL) -BIO_METHOD *BIO_s_file_internal(void); -BIO *BIO_new_file_internal(char *filename, char *mode); -BIO *BIO_new_fp_internal(FILE *stream, int close_flag); -# define BIO_s_file BIO_s_file_internal -# define BIO_new_file BIO_new_file_internal -# define BIO_new_fp BIO_new_fp_internal -# else /* 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 -# define BIO_new_file_internal BIO_new_file -# define BIO_new_fp_internal BIO_s_file -# endif /* FP_API */ +# define BIO_s_file_internal BIO_s_file # endif BIO * BIO_new(BIO_METHOD *type); int BIO_set(BIO *a,BIO_METHOD *type); @@ -587,13 +661,8 @@ 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); -#ifndef OPENSSL_SYS_WIN16 long BIO_debug_callback(BIO *bio,int cmd,const char *argp,int argi, long argl,long ret); -#else -long _far _loadds BIO_debug_callback(BIO *bio,int cmd,const char *argp,int argi, - long argl,long ret); -#endif BIO_METHOD *BIO_s_mem(void); BIO *BIO_new_mem_buf(void *buf, int len); @@ -614,6 +683,9 @@ BIO_METHOD *BIO_f_linebuffer(void); 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); */ @@ -656,6 +728,15 @@ 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(char *host_port); BIO *BIO_new_accept(char *host_port); @@ -671,17 +752,20 @@ void BIO_copy_next_retry(BIO *b); /*long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);*/ -#ifndef __GNUC__ -#define __attribute__(x) +#ifdef __GNUC__ +# define __bio_h__attr__ __attribute__ +#else +# define __bio_h__attr__(x) #endif int BIO_printf(BIO *bio, const char *format, ...) - __attribute__((__format__(__printf__,2,3))); + __bio_h__attr__((__format__(__printf__,2,3))); int BIO_vprintf(BIO *bio, const char *format, va_list args) - __attribute__((__format__(__printf__,2,0))); + __bio_h__attr__((__format__(__printf__,2,0))); int BIO_snprintf(char *buf, size_t n, const char *format, ...) - __attribute__((__format__(__printf__,3,4))); + __bio_h__attr__((__format__(__printf__,3,4))); int BIO_vsnprintf(char *buf, size_t n, const char *format, va_list args) - __attribute__((__format__(__printf__,3,0))); + __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 @@ -695,6 +779,7 @@ void ERR_load_BIO_strings(void); #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 @@ -716,6 +801,7 @@ void ERR_load_BIO_strings(void); #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_FILE_CTRL 116 #define BIO_F_FILE_READ 130 #define BIO_F_LINEBUFFER_CTRL 129