1 | /*
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2 | io_serial.h
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3 | Serial port input/output definitions
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4 |
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5 | This file is part of the Unix driver for Towitoko smartcard readers
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6 | Copyright (C) 2000 Carlos Prados <cprados@yahoo.com>
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7 |
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8 | This version is modified by doz21 to work in a special manner ;)
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9 |
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10 | This library is free software; you can redistribute it and/or
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11 | modify it under the terms of the GNU Lesser General Public
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12 | License as published by the Free Software Foundation; either
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13 | version 2 of the License, or (at your option) any later version.
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14 |
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15 | This library is distributed in the hope that it will be useful,
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16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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18 | Lesser General Public License for more details.
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19 |
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20 | You should have received a copy of the GNU Lesser General Public
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21 | License along with this library; if not, write to the Free Software
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22 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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23 | */
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24 |
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25 | #ifndef _IO_SERIAL_
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26 | #define _IO_SERIAL_
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27 |
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28 | #include "defines.h"
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29 |
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30 | #define IO_Serial_DTR_Set(io) IO_Serial_DTR_RTS(io, 1, 1)
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31 | #define IO_Serial_DTR_Clr(io) IO_Serial_DTR_RTS(io, 1, 0)
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32 | #define IO_Serial_RTS_Set(io) IO_Serial_DTR_RTS(io, 0, 1)
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33 | #define IO_Serial_RTS_Clr(io) IO_Serial_DTR_RTS(io, 0, 0)
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34 | /*
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35 | * Exported constants definition
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36 | */
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37 |
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38 | /* Type of parity of the serial device */
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39 | #define IO_SERIAL_PARITY_ODD 1
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40 | #define IO_SERIAL_PARITY_EVEN 2
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41 | #define IO_SERIAL_PARITY_NONE 3
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42 |
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43 | /* Values for the modem lines */
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44 | #define IO_SERIAL_HIGH 1
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45 | #define IO_SERIAL_LOW 0
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46 |
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47 | /* Maximum size of PnP Com ID */
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48 | #define IO_SERIAL_PNPID_SIZE 256
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49 |
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50 | /*
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51 | * Exported datatypes definition
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52 | */
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53 |
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54 | /* IO_Serial exported datatype */
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55 | typedef struct
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56 | {
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57 | int fd; /* Handle of the serial device */
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58 | /* Settings that can be modified */
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59 | unsigned long input_bitrate;
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60 | unsigned long output_bitrate;
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61 | unsigned bits;
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62 | unsigned stopbits;
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63 | int parity;
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64 | int dtr;
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65 | int rts;
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66 | /* end settings that can be modified */
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67 | int reader_type;
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68 | BYTE PnP_id[IO_SERIAL_PNPID_SIZE]; /* PnP Id of the serial device */
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69 | unsigned PnP_id_size; /* Length of PnP Id */
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70 | int wr;
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71 | int mhz; /* mhz specified in config = actual reader clock speed */
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72 | int cardmhz; /* mhz specified in config = standard (non overclocked) clock speed of card*/
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73 | }
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74 | IO_Serial;
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75 |
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76 | /*
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77 | * Exported functions declaration
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78 | */
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79 |
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80 | /* IO_Serial creation and deletion */
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81 | //extern void IO_Serial_Reopen (IO_Serial * io);
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82 | extern void IO_Serial_Flush (IO_Serial * io);
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83 | extern IO_Serial *IO_Serial_New (int mhz, int cardmhz);
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84 | extern void IO_Serial_Delete (IO_Serial * io);
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85 |
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86 | /* Initialization and closing */
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87 | extern bool IO_Serial_Init (IO_Serial * io, int reader_type);
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88 | extern bool IO_Serial_Close (IO_Serial * io);
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89 |
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90 | /* Transmission properties */
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91 | extern bool IO_Serial_SetProperties (IO_Serial * io);
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92 | extern bool IO_Serial_GetProperties (IO_Serial * io);
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93 | extern bool IO_Serial_DTR_RTS(IO_Serial * io, int, int);
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94 | #if defined(TUXBOX) && defined(PPC)
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95 | extern void IO_Serial_Ioctl_Lock(IO_Serial *, int);
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96 | #else
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97 | #define IO_Serial_Ioctl_Lock(a, b) {}
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98 | #endif
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99 |
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100 | /* Input and output */
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101 | extern bool IO_Serial_Read (IO_Serial * io, unsigned timeout, unsigned size, BYTE * data);
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102 | extern bool IO_Serial_Write (IO_Serial * io, unsigned delay, unsigned size, BYTE * data);
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103 |
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104 | /* Serial port atributes */
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105 | extern unsigned IO_Serial_GetCom (IO_Serial * io);
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106 | extern void IO_Serial_GetPnPId (IO_Serial * io, BYTE * pnp_id, unsigned *length);
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107 |
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108 | #endif /* IO_SERIAL */
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