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fixed problems with stupid tty-rewrites

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git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@364 96b47cad-a561-4643-ad3b-153ac7d7599c
This commit is contained in:
frankmorgner
2010-11-16 12:24:43 +00:00
parent a9be45febd
commit b16a0b4d14
1 changed files with 27 additions and 2 deletions
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29
pcsc-relay/src/opicc.c
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@@ -16,14 +16,16 @@
* You should have received a copy of the GNU General Public License along with
* pcsc-relay. If not, see <http://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <termios.h>
#include "config.h"
#include "pcsc-relay.h"
struct picc_data {
char *e_rapdu;
char *line;
@@ -34,6 +36,7 @@ static int picc_encode_rapdu(const unsigned char *inbuf, size_t inlen,
char **outbuf, size_t *outlen);
static int picc_decode_apdu(const char *inbuf, size_t inlen,
unsigned char **outbuf, size_t *outlen);
static void un_braindead_ify_device(int fd);
int picc_encode_rapdu(const unsigned char *inbuf, size_t inlen,
@@ -120,6 +123,27 @@ int picc_decode_apdu(const char *inbuf, size_t inlen,
return 1;
}
void un_braindead_ify_device(int fd)
{
/* For some stupid reason the default setting for a serial console is to
* use XON/XOFF. This means that some of the bytes will be dropped, making
* the device completely unusable for a binary protocol. Remove that
* setting */
struct termios options;
tcgetattr (fd, &options);
options.c_lflag = 0;
options.c_iflag &= IGNPAR | IGNBRK;
options.c_oflag &= IGNPAR | IGNBRK;
cfsetispeed (&options, B115200);
cfsetospeed (&options, B115200);
if (tcsetattr (fd, TCSANOW, &options))
ERROR("Can't set device attributes");
}
static int picc_connect(driver_data_t **driver_data)
{
@@ -143,6 +167,7 @@ static int picc_connect(driver_data_t **driver_data)
ERROR("Error opening %s: %s\n", PICCDEV, strerror(errno));
return 0;
}
un_braindead_ify_device(fileno(data->fd));
if (verbose >= 0)
@@ -193,7 +218,7 @@ static int picc_receive_capdu(driver_data_t *driver_data,
if (fflush(data->fd) != 0)
ERROR("Warning, fflush failed: %s\n", strerror(errno));
DEBUG("%s", data->line);
DEBUG(data->line);
/* decode C-APDU */