BIO_ctrl.3 (206048) | BIO_ctrl.3 (215698) |
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132.TH BIO_ctrl 3 "2010-03-24" "0.9.8n" "OpenSSL" | 127.TH BIO_ctrl 3 "2010-11-16" "0.9.8p" "OpenSSL" 128.\" For nroff, turn off justification. Always turn off hyphenation; it makes 129.\" way too many mistakes in technical documents. 130.if n .ad l 131.nh |
133.SH "NAME" 134BIO_ctrl, BIO_callback_ctrl, BIO_ptr_ctrl, BIO_int_ctrl, BIO_reset, 135BIO_seek, BIO_tell, BIO_flush, BIO_eof, BIO_set_close, BIO_get_close, 136BIO_pending, BIO_wpending, BIO_ctrl_pending, BIO_ctrl_wpending, 137BIO_get_info_callback, BIO_set_info_callback \- BIO control operations 138.SH "SYNOPSIS" 139.IX Header "SYNOPSIS" 140.Vb 1 141\& #include <openssl/bio.h> | 132.SH "NAME" 133BIO_ctrl, BIO_callback_ctrl, BIO_ptr_ctrl, BIO_int_ctrl, BIO_reset, 134BIO_seek, BIO_tell, BIO_flush, BIO_eof, BIO_set_close, BIO_get_close, 135BIO_pending, BIO_wpending, BIO_ctrl_pending, BIO_ctrl_wpending, 136BIO_get_info_callback, BIO_set_info_callback \- BIO control operations 137.SH "SYNOPSIS" 138.IX Header "SYNOPSIS" 139.Vb 1 140\& #include <openssl/bio.h> |
142.Ve 143.PP 144.Vb 4 | 141\& |
145\& long BIO_ctrl(BIO *bp,int cmd,long larg,void *parg); 146\& long BIO_callback_ctrl(BIO *b, int cmd, void (*fp)(struct bio_st *, int, const char *, int, long, long)); 147\& char * BIO_ptr_ctrl(BIO *bp,int cmd,long larg); 148\& long BIO_int_ctrl(BIO *bp,int cmd,long larg,int iarg); | 142\& long BIO_ctrl(BIO *bp,int cmd,long larg,void *parg); 143\& long BIO_callback_ctrl(BIO *b, int cmd, void (*fp)(struct bio_st *, int, const char *, int, long, long)); 144\& char * BIO_ptr_ctrl(BIO *bp,int cmd,long larg); 145\& long BIO_int_ctrl(BIO *bp,int cmd,long larg,int iarg); |
149.Ve 150.PP 151.Vb 11 | 146\& |
152\& int BIO_reset(BIO *b); 153\& int BIO_seek(BIO *b, int ofs); 154\& int BIO_tell(BIO *b); 155\& int BIO_flush(BIO *b); 156\& int BIO_eof(BIO *b); 157\& int BIO_set_close(BIO *b,long flag); 158\& int BIO_get_close(BIO *b); 159\& int BIO_pending(BIO *b); 160\& int BIO_wpending(BIO *b); 161\& size_t BIO_ctrl_pending(BIO *b); 162\& size_t BIO_ctrl_wpending(BIO *b); | 147\& int BIO_reset(BIO *b); 148\& int BIO_seek(BIO *b, int ofs); 149\& int BIO_tell(BIO *b); 150\& int BIO_flush(BIO *b); 151\& int BIO_eof(BIO *b); 152\& int BIO_set_close(BIO *b,long flag); 153\& int BIO_get_close(BIO *b); 154\& int BIO_pending(BIO *b); 155\& int BIO_wpending(BIO *b); 156\& size_t BIO_ctrl_pending(BIO *b); 157\& size_t BIO_ctrl_wpending(BIO *b); |
163.Ve 164.PP 165.Vb 2 | 158\& |
166\& int BIO_get_info_callback(BIO *b,bio_info_cb **cbp); 167\& int BIO_set_info_callback(BIO *b,bio_info_cb *cb); | 159\& int BIO_get_info_callback(BIO *b,bio_info_cb **cbp); 160\& int BIO_set_info_callback(BIO *b,bio_info_cb *cb); |
168.Ve 169.PP 170.Vb 1 | 161\& |
171\& typedef void bio_info_cb(BIO *b, int oper, const char *ptr, int arg1, long arg2, long arg3); 172.Ve 173.SH "DESCRIPTION" 174.IX Header "DESCRIPTION" 175\&\fIBIO_ctrl()\fR, \fIBIO_callback_ctrl()\fR, \fIBIO_ptr_ctrl()\fR and \fIBIO_int_ctrl()\fR 176are \s-1BIO\s0 \*(L"control\*(R" operations taking arguments of various types. 177These functions are not normally called directly, various macros 178are used instead. The standard macros are described below, macros --- 71 unchanged lines hidden (view full) --- 250.PP 251Source/sink BIOs return an 0 if they do not recognize the \fIBIO_ctrl()\fR 252operation. 253.SH "BUGS" 254.IX Header "BUGS" 255Some of the return values are ambiguous and care should be taken. In 256particular a return value of 0 can be returned if an operation is not 257supported, if an error occurred, if \s-1EOF\s0 has not been reached and in | 162\& typedef void bio_info_cb(BIO *b, int oper, const char *ptr, int arg1, long arg2, long arg3); 163.Ve 164.SH "DESCRIPTION" 165.IX Header "DESCRIPTION" 166\&\fIBIO_ctrl()\fR, \fIBIO_callback_ctrl()\fR, \fIBIO_ptr_ctrl()\fR and \fIBIO_int_ctrl()\fR 167are \s-1BIO\s0 \*(L"control\*(R" operations taking arguments of various types. 168These functions are not normally called directly, various macros 169are used instead. The standard macros are described below, macros --- 71 unchanged lines hidden (view full) --- 241.PP 242Source/sink BIOs return an 0 if they do not recognize the \fIBIO_ctrl()\fR 243operation. 244.SH "BUGS" 245.IX Header "BUGS" 246Some of the return values are ambiguous and care should be taken. In 247particular a return value of 0 can be returned if an operation is not 248supported, if an error occurred, if \s-1EOF\s0 has not been reached and in |
258the case of \fIBIO_seek()\fR on a file \s-1BIO\s0 for a successful operation. | 249the case of \fIBIO_seek()\fR on a file \s-1BIO\s0 for a successful operation. |
259.SH "SEE ALSO" 260.IX Header "SEE ALSO" 261\&\s-1TBA\s0 | 250.SH "SEE ALSO" 251.IX Header "SEE ALSO" 252\&\s-1TBA\s0 |