SC_LOCK

Section: OpenSC API reference (3)
Updated: 08/27/2008
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NAME

sc_lock - Lock a card for exclusive use  

SYNOPSIS

#include <opensc.h>

int sc_lock(struct sc_card *card);
                

 

DESCRIPTION

This function locks the card against modification from other threads or processes. The function may be called several times; a counter will be increased, and the card will be unlocked only when this counter reaches zero.  

RETURN VALUE

Returns 0 on success, or a negative value in case of error.


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE

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