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1 /* |
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2 * Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 /** |
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21 @file |
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22 @publishedAll |
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23 @released |
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24 */ |
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25 |
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26 #ifndef _SYS_IOCTL_H_ |
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27 #define _SYS_IOCTL_H_ |
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28 |
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29 #include <_ansi.h> |
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30 #include <sys/serial.h> |
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31 |
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32 #ifdef __cplusplus |
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33 extern "C" { |
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34 #endif |
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35 |
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36 /** |
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37 ioctls under EPOC32 are only loosely related to ioctls in other systems |
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38 The _IOR(), _IOW() and _IOWR() macros are provided for documentation purposes, |
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39 to indicate the appropriate form of the third parameter |
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40 */ |
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41 #define _IOW(n,T) (n) /* passes in a T value via the supplied T* ptr */ |
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42 #define _IOR(n,T) (n) /* returns a T value via the supplied T* ptr */ |
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43 #define _IOWR(n,T) (n) /* both of the above */ |
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44 |
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45 IMPORT_C int ioctl (int, int, void*); |
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46 |
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47 /** |
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48 number of bytes available to be read - cf BSD FIONREAD |
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49 */ |
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50 #define E32IONREAD _IOR( 1,int) |
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51 |
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52 /** |
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53 ioctl-based form of select with infinite timeout - specify a mask of selectable |
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54 states and receive back the mask of triggering states |
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55 */ |
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56 #define E32IOSELECT _IOWR(2,int) |
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57 # define E32SELECT_READ 0x01 |
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58 # define E32SELECT_WRITE 0x02 |
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59 # define E32SELECT_EXCEPT 0x04 |
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60 |
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61 |
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62 /** |
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63 ioctls for serial port values may change |
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64 */ |
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65 #define COMMIOCTL_SETSIGNALS 1 |
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66 #define COMMIOCTL_GETSIGNALS 2 |
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67 #define COMMIOCTL_SETCONFIG 3 |
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68 #define COMMIOCTL_GETCONFIG 4 |
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69 #define COMMIOCTL_BREAK 5 |
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70 #define COMMIOCTL_SETREADTIMEOUT 6 |
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71 #define COMMIOCTL_GETREADTIMEOUT 7 |
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72 #define COMMIOCTL_SETREADTHRESHOLD 8 |
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73 #define COMMIOCTL_GETREADTHRESHOLD 9 |
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74 #define COMMIOCTL_SETBUFFERLENGTH 10 |
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75 #define COMMIOCTL_GETBUFFERLENGTH 11 |
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76 #define COMMIOCTL_NOTIFYSUPPORTED 12 |
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77 #define COMMIOCTL_NOTIFY 0x400d |
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78 |
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79 #define REAL_COMMIOCTL_NOTIFY 13 // = COMMIOCTL_NOTIFY-0x4000 |
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80 |
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81 |
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82 #ifdef __cplusplus |
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83 } |
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84 #endif |
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85 #endif |