'\" t .\" Title: kcapi_md_update .\" Author: .\" Generator: DocBook XSL Stylesheets vsnapshot .\" Date: November 2020 .\" Manual: Programming Interface .\" Source: libkcapi Manual 1.2.1 .\" Language: English .\" .TH "KCAPI_MD_UPDATE" "3" "November 2020" "libkcapi Manual 1\&.2\&.1" "Programming Interface" .\" ----------------------------------------------------------------- .\" * Define some portability stuff .\" ----------------------------------------------------------------- .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .\" http://bugs.debian.org/507673 .\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html .\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .SH "NAME" kcapi_md_update \- message digest update function (stream) .SH "SYNOPSIS" .HP \w'int32_t\ kcapi_md_update('u .BI "int32_t kcapi_md_update(struct\ kcapi_handle\ *\ " "handle" ", const\ uint8_t\ *\ " "buffer" ", uint32_t\ " "len" ");" .SH "ARGUMENTS" .PP \fIhandle\fR .RS 4 [in] cipher handle .RE .PP \fIbuffer\fR .RS 4 [in] holding the data to add to the message digest .RE .PP \fIlen\fR .RS 4 [in] buffer length .RE .SH "DESCRIPTION" .PP The input buffer can be at most INT_MAX in size\&. .PP \fIreturn\fR 0 upon success; a negative errno\-style error code if an error occurred .SH "AUTHOR" .PP \fBStephan Mueller\fR <\&smueller@chronox.de\&> .RS 4 Author. .RE .SH "COPYRIGHT" .br