drivers/staging/speakup/spk_types.h

   1 #ifndef SPEAKUP_TYPES_H
   2 #define SPEAKUP_TYPES_H
   3
   4 /*
   5  * This file includes all of the typedefs and structs used in speakup.
   6  */
   7
   8 #include <linux/types.h>
   9 #include <linux/fs.h>
  10 #include <linux/errno.h>
  11 #include <linux/delay.h>
  12 #include <linux/wait.h>         /* for wait_queue */
  13 #include <linux/init.h> /* for __init */
  14 #include <linux/module.h>
  15 #include <linux/vt_kern.h>
  16 #include <linux/spinlock.h>
  17 #include <linux/mutex.h>
  18 #include <linux/io.h>           /* for inb_p, outb_p, inb, outb, etc... */
  19 #include <linux/device.h>
  20
  21 enum var_type_t {
  22         VAR_NUM = 0,
  23         VAR_TIME,
  24         VAR_STRING,
  25         VAR_PROC
  26 };
  27
  28 enum {
  29         E_DEFAULT = 0,
  30         E_SET,
  31         E_INC,
  32         E_DEC,
  33         E_NEW_DEFAULT,
  34 };
  35
  36 enum var_id_t {
  37         VERSION = 0, SYNTH, SILENT, SYNTH_DIRECT,
  38         KEYMAP, CHARS,
  39         PUNC_SOME, PUNC_MOST, PUNC_ALL,
  40         DELIM, REPEATS, EXNUMBER,
  41         DELAY, TRIGGER, JIFFY, FULL, /* all timers must be together */
  42         BLEEP_TIME, CURSOR_TIME, BELL_POS,
  43         SAY_CONTROL, SAY_WORD_CTL, NO_INTERRUPT, KEY_ECHO,
  44         SPELL_DELAY, PUNC_LEVEL, READING_PUNC,
  45         ATTRIB_BLEEP, BLEEPS,
  46         RATE, PITCH, VOL, TONE, PUNCT, VOICE, FREQUENCY, LANG, DIRECT,
  47         CAPS_START, CAPS_STOP, CHARTAB,
  48         MAXVARS
  49 };
  50
  51 typedef int (*special_func)(struct vc_data *vc, u_char type, u_char ch,
  52                 u_short key);
  53
  54 #define COLOR_BUFFER_SIZE 160
  55
  56 struct spk_highlight_color_track {
  57         /* Count of each background color */
  58         unsigned int bgcount[8];
  59         /* Buffer for characters drawn with each background color */
  60         char highbuf[8][COLOR_BUFFER_SIZE];
  61         /* Current index into highbuf */
  62         unsigned int highsize[8];
  63         /* Reading Position for each color */
  64         u_long rpos[8], rx[8], ry[8];
  65         /* Real Cursor Y Position */
  66         ulong cy;
  67 };
  68
  69 struct st_spk_t {
  70         u_long reading_x, cursor_x;
  71         u_long reading_y, cursor_y;
  72         u_long reading_pos, cursor_pos;
  73         u_long go_x, go_pos;
  74         u_long w_top, w_bottom, w_left, w_right;
  75         u_char w_start, w_enabled;
  76         u_char reading_attr, old_attr;
  77         char parked, shut_up;
  78         struct spk_highlight_color_track ht;
  79         int tty_stopped;
  80 };
  81
  82 /* now some defines to make these easier to use. */
  83 #define spk_shut_up (speakup_console[vc->vc_num]->shut_up)
  84 #define spk_killed (speakup_console[vc->vc_num]->shut_up & 0x40)
  85 #define spk_x (speakup_console[vc->vc_num]->reading_x)
  86 #define spk_cx (speakup_console[vc->vc_num]->cursor_x)
  87 #define spk_y (speakup_console[vc->vc_num]->reading_y)
  88 #define spk_cy (speakup_console[vc->vc_num]->cursor_y)
  89 #define spk_pos (speakup_console[vc->vc_num]->reading_pos)
  90 #define spk_cp (speakup_console[vc->vc_num]->cursor_pos)
  91 #define goto_pos (speakup_console[vc->vc_num]->go_pos)
  92 #define goto_x (speakup_console[vc->vc_num]->go_x)
  93 #define win_top (speakup_console[vc->vc_num]->w_top)
  94 #define win_bottom (speakup_console[vc->vc_num]->w_bottom)
  95 #define win_left (speakup_console[vc->vc_num]->w_left)
  96 #define win_right (speakup_console[vc->vc_num]->w_right)
  97 #define win_start (speakup_console[vc->vc_num]->w_start)
  98 #define win_enabled (speakup_console[vc->vc_num]->w_enabled)
  99 #define spk_attr (speakup_console[vc->vc_num]->reading_attr)
 100 #define spk_old_attr (speakup_console[vc->vc_num]->old_attr)
 101 #define spk_parked (speakup_console[vc->vc_num]->parked)
 102
 103 struct st_var_header {
 104         char *name;
 105         enum var_id_t var_id;
 106         enum var_type_t var_type;
 107         void *p_val; /* ptr to programs variable to store value */
 108         void *data; /* ptr to the vars data */
 109 };
 110
 111 struct num_var_t {
 112         char *synth_fmt;
 113         int default_val;
 114         int low;
 115         int high;
 116         short offset, multiplier; /* for fiddling rates etc. */
 117         char *out_str; /* if synth needs char representation of number */
 118         int value; /* current value */
 119 };
 120
 121 struct punc_var_t {
 122         enum var_id_t var_id;
 123         short value;
 124 };
 125
 126 struct string_var_t {
 127         char *default_val;
 128 };
 129
 130 struct var_t {
 131         enum var_id_t var_id;
 132         union {
 133                 struct num_var_t n;
 134                 struct string_var_t s;
 135         } u;
 136 };
 137
 138 struct st_bits_data { /* punc, repeats, word delim bits */
 139         char *name;
 140         char *value;
 141         short mask;
 142 };
 143
 144 struct synth_indexing {
 145         char *command;
 146         unsigned char lowindex;
 147         unsigned char highindex;
 148         unsigned char currindex;
 149 };
 150
 151 struct spk_synth {
 152         const char *name;
 153         const char *version;
 154         const char *long_name;
 155         const char *init;
 156         char procspeech;
 157         char clear;
 158         int delay;
 159         int trigger;
 160         int jiffies;
 161         int full;
 162         int ser;
 163         short flags;
 164         short startup;
 165         const int checkval; /* for validating a proper synth module */
 166         struct var_t *vars;
 167         int *default_pitch;
 168         int *default_vol;
 169         int (*probe)(struct spk_synth *synth);
 170         void (*release)(void);
 171         const char *(*synth_immediate)(struct spk_synth *synth,
 172                                         const char *buff);
 173         void (*catch_up)(struct spk_synth *synth);
 174         void (*flush)(struct spk_synth *synth);
 175         int (*is_alive)(struct spk_synth *synth);
 176         int (*synth_adjust)(struct st_var_header *var);
 177         void (*read_buff_add)(u_char);
 178         unsigned char (*get_index)(void);
 179         struct synth_indexing indexing;
 180         int alive;
 181         struct attribute_group attributes;
 182 };
 183
 184 /**
 185  * module_spk_synth() - Helper macro for registering a speakup driver
 186  * @__spk_synth: spk_synth struct
 187  * Helper macro for speakup drivers which do not do anything special in module
 188  * init/exit. This eliminates a lot of boilerplate. Each module may only
 189  * use this macro once, and calling it replaces module_init() and module_exit()
 190  */
 191 #define module_spk_synth(__spk_synth) \
 192         module_driver(__spk_synth, synth_add, synth_remove)
 193
 194 struct speakup_info_t {
 195         spinlock_t spinlock;
 196         int port_tts;
 197         int flushing;
 198 };
 199
 200 struct bleep {
 201         short freq;
 202         unsigned long jiffies;
 203         int active;
 204 };
 205 #endif