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97 lines
2.3 KiB
Plaintext
97 lines
2.3 KiB
Plaintext
.\" $Id$
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.\"
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.\" Copyright (c) 2014, 2018, 2020 Kristaps Dzonsons <kristaps@bsd.lv>
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.\"
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.\" Permission to use, copy, modify, and distribute this software for any
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.\" purpose with or without fee is hereby granted, provided that the above
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.\" copyright notice and this permission notice appear in all copies.
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.\"
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.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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.\"
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.Dd $Mdocdate$
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.Dt KHTTP_WRITE 3
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.Os
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.Sh NAME
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.Nm khttp_write
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.Nd write HTTP content data for kcgi
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.Sh LIBRARY
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.Lb libkcgi
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.Sh SYNOPSIS
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.In sys/types.h
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.In stdarg.h
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.In stdint.h
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.In kcgi.h
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.Ft enum kcgi_err
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.Fo khttp_write
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.Fa "struct kreq *req"
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.Fa "const char *buf"
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.Fa "size_t sz"
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.Fc
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.Sh DESCRIPTION
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Write binary data
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.Fa buf
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of length
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.Fa sz
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to a
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.Xr kcgi 3
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context
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.Fa req
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allocated with
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.Xr khttp_parse 3
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or
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.Xr khttp_fcgi_parse 3 .
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It should only be invoked after
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.Xr khttp_body 3 .
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Does nothing if
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.Fa buf
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is
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.Dv NULL
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or
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.Fa sz
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is zero.
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.Pp
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If
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.Xr kcgi_writer_disable 3
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has been previously invoked, this function will
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.Xr abort 3 .
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.Sh RETURN VALUES
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Returns an
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.Ft enum kcgi_err
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indicating the error state.
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.Bl -tag -width -Ds
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.It Dv KCGI_OK
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Success (not an error).
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.It Dv KCGI_ENOMEM
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Internal memory allocation failure.
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.It Dv KCGI_HUP
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The output connection has been terminated.
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For FastCGI connections, the current connection should be released with
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.Xr khttp_free 3
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and parse loop reentered.
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.It Dv KCGI_FORM
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The connection is still expecting headers with
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.Xr khttp_head 3 .
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Indicates that
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.Xr khttp_body 3
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did not return with success or was not invoked.
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For FastCGI connections, the current connection should be released with
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.Xr khttp_free 3
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and parse loop reentered.
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.It Dv KCGI_SYSTEM
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Internal system error writing to the output stream.
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.El
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.Sh SEE ALSO
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.Xr kcgi 3 ,
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.Xr kcgi_writer_disable 3 ,
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.Xr khttp_body 3 ,
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.Xr khttp_parse 3
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.Sh AUTHORS
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Written by
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.An Kristaps Dzonsons Aq Mt kristaps@bsd.lv .
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