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/*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*/
/*
* Copyright 2019, Joyent, Inc.
*/
/*
* Verify various bad read conditions fail successfully.
*/
#include <err.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <strings.h>
#include <unistd.h>
#include <errno.h>
#include <sys/usb/clients/ccid/uccid.h>
int
main(int argc, char *argv[])
{
int fd;
uccid_cmd_txn_begin_t begin;
ssize_t ret;
char buf[500];
if (argc != 2) {
errx(EXIT_FAILURE, "missing required ccid path");
}
if ((fd = open(argv[1], O_RDWR)) < 0) {
err(EXIT_FAILURE, "failed to open %s", argv[1]);
}
bzero(&begin, sizeof (begin));
begin.uct_version = UCCID_CURRENT_VERSION;
/*
* Read without having a transaction
*/
ret = read(fd, buf, sizeof (buf));
if (ret != -1) {
errx(EXIT_FAILURE, "read succeeded when it should have failed "
"(EACCES case), returned %ld", ret);
}
if (errno != EACCES) {
errx(EXIT_FAILURE, "found wrong value for errno. Expected "
"%d, received %d", EACCES, errno);
}
if (ioctl(fd, UCCID_CMD_TXN_BEGIN, &begin) != 0) {
err(EXIT_FAILURE, "failed to issue begin ioctl");
}
ret = read(fd, buf, sizeof (buf));
if (ret != -1) {
errx(EXIT_FAILURE, "read succeeded when it should have failed "
"(ENODATA case), returned %ld", ret);
}
if (errno != ENODATA) {
errx(EXIT_FAILURE, "found wrong value for errno. Expected "
"%d, received %d", ENODATA, errno);
}
return (0);
}
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