| 1 | /* |
| 2 | * Copyright (c) 1988 Regents of the University of California. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms are permitted |
| 6 | * provided that the above copyright notice and this paragraph are |
| 7 | * duplicated in all such forms and that any documentation, |
| 8 | * advertising materials, and other materials related to such |
| 9 | * distribution and use acknowledge that the software was developed |
| 10 | * by the University of California, Berkeley. The name of the |
| 11 | * University may not be used to endorse or promote products derived |
| 12 | * from this software without specific prior written permission. |
| 13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR |
| 14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED |
| 15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
| 16 | * |
| 17 | * @(#)function.h 4.1 (Berkeley) %G% |
| 18 | */ |
| 19 | |
| 20 | /* |
| 21 | * The following are the various functions which the keyboard can ask |
| 22 | * the controller to perform. |
| 23 | * |
| 24 | * Note that this file (the following entries) are scanned by mkhit.c, |
| 25 | * and that the format must remain more-or-less consistent |
| 26 | * [ \t]*TOKEN |
| 27 | */ |
| 28 | |
| 29 | enum ctlrfcn { |
| 30 | |
| 31 | undefined = 0, /* Not yet touched */ |
| 32 | |
| 33 | FCN_NULL, /* Illegal sequence */ |
| 34 | |
| 35 | FCN_RESET, /* unlock keyboard */ |
| 36 | FCN_MAKE_SHIFT_LOCK, |
| 37 | FCN_BREAK_SHIFT_LOCK, |
| 38 | |
| 39 | FCN_MAKE_SHIFT, /* shift key pressed DOWN */ |
| 40 | FCN_BREAK_SHIFT, /* shift key released */ |
| 41 | |
| 42 | FCN_MAKE_ALT, /* alt key pressed DOWN */ |
| 43 | FCN_BREAK_ALT, /* alt key released */ |
| 44 | |
| 45 | FCN_MAKE_CTRL, |
| 46 | |
| 47 | FCN_CAPS_LOCK, |
| 48 | |
| 49 | FCN_MONOCASE, /* DISPLAY in upper case */ |
| 50 | FCN_DVCNL, |
| 51 | |
| 52 | FCN_CHARACTER, /* Not one of the following, but ... */ |
| 53 | FCN_VERTICAL_BAR, /* EBCDIC solid vertical bar */ |
| 54 | FCN_CENTSIGN, /* EBCDIC cent sign */ |
| 55 | FCN_SPACE, /* EBCDIC space */ |
| 56 | FCN_DP, /* EBCDIC dup character */ |
| 57 | FCN_FM, /* EBCDIC field mark */ |
| 58 | |
| 59 | FCN_AID, /* Some AID key */ |
| 60 | FCN_ATTN, |
| 61 | FCN_CURSEL, /* Cursor select function (and aid) */ |
| 62 | FCN_TEST, /* Test function */ |
| 63 | |
| 64 | FCN_EINP, /* erase input (dangerous) */ |
| 65 | FCN_EEOF, |
| 66 | FCN_DELETE, |
| 67 | FCN_INSRT, |
| 68 | FCN_TAB, |
| 69 | FCN_BTAB, |
| 70 | FCN_NL, |
| 71 | FCN_HOME, |
| 72 | FCN_UP, |
| 73 | FCN_DOWN, |
| 74 | FCN_RIGHT, |
| 75 | FCN_LEFT, |
| 76 | FCN_LEFT2, |
| 77 | FCN_RIGHT2, |
| 78 | |
| 79 | #if !defined(PURE3274) |
| 80 | /* |
| 81 | * Local editing functions |
| 82 | */ |
| 83 | FCN_SETTAB, /* set a column tab */ |
| 84 | FCN_DELTAB, |
| 85 | FCN_COLTAB, |
| 86 | FCN_COLBAK, |
| 87 | FCN_INDENT, /* more margin over one col tab */ |
| 88 | FCN_UNDENT, |
| 89 | FCN_SETMRG, |
| 90 | FCN_SETHOM, |
| 91 | FCN_CLRTAB, |
| 92 | FCN_ERASE, /* erase last character */ |
| 93 | FCN_WERASE, |
| 94 | FCN_FERASE, |
| 95 | FCN_WORDTAB, /* tab to start of next word */ |
| 96 | FCN_WORDBACKTAB, |
| 97 | FCN_WORDEND, /* find next end of word */ |
| 98 | FCN_FIELDEND, /* find next end of field */ |
| 99 | |
| 100 | /* |
| 101 | * APL functions |
| 102 | */ |
| 103 | FCN_APLON, /* start using apl character set */ |
| 104 | FCN_APLOFF, |
| 105 | FCN_APLEND, |
| 106 | |
| 107 | FCN_PCON, |
| 108 | FCN_PCOFF, |
| 109 | FCN_INIT, /* re-init screen */ |
| 110 | FCN_SYNCH, /* synch up after line/control error */ |
| 111 | FCN_FLINP, /* flush input buffer */ |
| 112 | FCN_RESHOW, /* redraw screen */ |
| 113 | FCN_MASTER_RESET, /* FLINP, RESET, RESHOW, + more */ |
| 114 | |
| 115 | FCN_DISC, /* suspend application */ |
| 116 | FCN_ESCAPE, /* enter command mode */ |
| 117 | |
| 118 | FCN_ALTK, /* Dvorak keyboard */ |
| 119 | |
| 120 | FCN_XOFF, /* suspend output to screen */ |
| 121 | FCN_XON, /* resume output to screen */ |
| 122 | |
| 123 | FCN_LPRT /* print screen on printer */ |
| 124 | #endif /* !defined(PURE3274) */ |
| 125 | }; |
| 126 | /* |
| 127 | * The following is the structure which defines what a 3270 keystroke |
| 128 | * can do. |
| 129 | */ |
| 130 | |
| 131 | struct hits { |
| 132 | unsigned char keynumber; |
| 133 | struct hit { |
| 134 | enum ctlrfcn ctlrfcn; |
| 135 | unsigned char code; /* AID value or 3270 display code */ |
| 136 | } hit[4]; /* plain, shifted, alted, shiftalted */ |
| 137 | }; |
| 138 | |
| 139 | extern struct hits hits[]; |
| 140 | |
| 141 | /* |
| 142 | * Definitions of the shift state (and the left/right shift key position). |
| 143 | */ |
| 144 | |
| 145 | #define SHIFT_RIGHT 0x20 /* Right shift key is down */ |
| 146 | #define SHIFT_LEFT 0x10 /* Left shift key is down */ |
| 147 | #define SHIFT_CONTROL 0x08 /* Control shift state (unused) */ |
| 148 | #define SHIFT_ALT 0x04 /* ALT shift state */ |
| 149 | #define SHIFT_CAPS 0x02 /* Caps lock state */ |
| 150 | #define SHIFT_UPSHIFT 0x01 /* Upshift state */ |