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sc_list_files.3
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sc_list_files.3
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'\" t
.\" Title: sc_list_files
.\" Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.75.1 <http://docbook.sf.net/>
.\" Date: 02/16/2010
.\" Manual: OpenSC API reference
.\" Source: opensc
.\" Language: English
.\"
.TH "SC_LIST_FILES" "3" "02/16/2010" "opensc" "OpenSC API reference"
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
sc_list_files \- List files
.SH "SYNOPSIS"
.PP
.sp
.if n \{\
.RS 4
.\}
.nf
#include <opensc\&.h>
int sc_list_files(struct sc_card *card, unsigned char *buf, size_t buflen);
.fi
.if n \{\
.RE
.\}
.sp
.SH "DESCRIPTION"
.PP
This function lists all files in the currently selected DF, and stores the file IDs as big\-endian 16\-bit words in
\fIbuffer\fR, which is
\fIbuflen\fR
bytes long\&. If the supplied buffer is too small to hold all file IDs, the listing is silently truncated\&.
.SH "RETURN VALUE"
.PP
Returns the number of bytes stored in
\fIbuffer\fR, or a negative value in case of error\&.