csctapi/io_serial.h

   1 /*
   2     io_serial.h
   3     Serial port input/output definitions
   4
   5     This file is part of the Unix driver for Towitoko smartcard readers
   6     Copyright (C) 2000 Carlos Prados <cprados@yahoo.com>
   7
   8     This version is modified by doz21 to work in a special manner ;)
   9
  10     This library is free software; you can redistribute it and/or
  11     modify it under the terms of the GNU Lesser General Public
  12     License as published by the Free Software Foundation; either
  13     version 2 of the License, or (at your option) any later version.
  14
  15     This library is distributed in the hope that it will be useful,
  16     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18     Lesser General Public License for more details.
  19
  20     You should have received a copy of the GNU Lesser General Public
  21     License along with this library; if not, write to the Free Software
  22     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23 */
  24
  25 #ifndef _IO_SERIAL_
  26 #define _IO_SERIAL_
  27
  28 #define IO_Serial_DTR_Set(reader) {int32_t _dtr = 1; IO_Serial_DTR_RTS(reader, &_dtr, NULL);}
  29 #define IO_Serial_DTR_Clr(reader) {int32_t _dtr = 0; IO_Serial_DTR_RTS(reader, &_dtr, NULL);}
  30 #define IO_Serial_RTS_Set(reader) {int32_t _rts = 1; IO_Serial_DTR_RTS(reader, NULL, &_rts);}
  31 #define IO_Serial_RTS_Clr(reader) {int32_t _rts = 0; IO_Serial_DTR_RTS(reader, NULL, &_rts);}
  32
  33 //Type of parity of the serial device
  34 //Chosen to Smartreader definition
  35 //Since for io_serial it doesnt matter which values we choose
  36 #if defined(__CYGWIN__)
  37 #undef  PARITY_NONE
  38 #undef  PARITY_ODD
  39 #undef  PARITY_EVEN
  40 #undef  PARITY_MARK
  41 #undef  PARITY_SPACE
  42 #endif
  43
  44 #define PARITY_NONE     0
  45 #define PARITY_ODD      1
  46 #define PARITY_EVEN     2
  47 #define PARITY_MARK     3
  48 #define PARITY_SPACE    4
  49 /* Values for the modem lines */
  50 #define IO_SERIAL_HIGH      1
  51 #define IO_SERIAL_LOW           0
  52
  53 /* Maximum size of PnP Com ID */
  54 #define IO_SERIAL_PNPID_SIZE        256
  55
  56 /*
  57  * Exported functions declaration
  58  */
  59
  60 /* IO_Serial creation and deletion */
  61 void IO_Serial_Flush(struct s_reader *reader);
  62
  63 /* Initialization and closing */
  64 bool IO_Serial_InitPnP(struct s_reader *reader);
  65 int32_t IO_Serial_Close(struct s_reader *reader);
  66
  67 /* Transmission properties */
  68 bool IO_Serial_DTR_RTS_dbox2(struct s_reader *reader, int32_t *dtr, int32_t *rts);
  69 bool IO_Serial_DTR_RTS(struct s_reader *reader, int32_t *dtr, int32_t *rts);
  70 void IO_Serial_Ioctl_Lock(struct s_reader *reader, int32_t);
  71
  72 bool IO_Serial_SetBitrate(struct s_reader *reader, uint32_t bitrate, struct termios *tio);
  73 bool IO_Serial_SetParams(struct s_reader *reader, uint32_t bitrate, uint32_t bits, int32_t parity, uint32_t stopbits, int32_t *dtr, int32_t *rts);
  74 bool IO_Serial_SetProperties(struct s_reader *reader, struct termios newtio);
  75 int32_t IO_Serial_SetParity(struct s_reader *reader, unsigned char parity);
  76
  77 /* Input and output */
  78 bool IO_Serial_Read(struct s_reader *reader, uint32_t delay, uint32_t timeout, uint32_t size, unsigned char *data);
  79 bool IO_Serial_Write(struct s_reader *reader, uint32_t delay, uint32_t timeout, uint32_t size, const unsigned char *data);
  80 void IO_Serial_Sendbreak(struct s_reader *reader, int32_t duration);
  81 bool IO_Serial_WaitToRead(struct s_reader *reader, uint32_t delay_us, uint32_t timeout_us);
  82
  83 int32_t IO_Serial_Receive(struct s_reader *reader, unsigned char *buffer, uint32_t size, uint32_t delay, uint32_t timeout);
  84 int32_t IO_Serial_Transmit(struct s_reader *reader, unsigned char *buffer, uint32_t size, uint32_t expectedlen, uint32_t delay, uint32_t timeout);
  85 int32_t IO_Serial_GetStatus(struct s_reader *reader, int32_t *status);
  86 int32_t IO_Serial_SetBaudrate(struct s_reader *reader, uint32_t baudrate);
  87
  88 #endif /* IO_SERIAL */