diff options
Diffstat (limited to 'drivers/staging/speakup/i18n.c')
| -rw-r--r-- | drivers/staging/speakup/i18n.c | 625 |
1 files changed, 0 insertions, 625 deletions
diff --git a/drivers/staging/speakup/i18n.c b/drivers/staging/speakup/i18n.c deleted file mode 100644 index ee240d36f947..000000000000 --- a/drivers/staging/speakup/i18n.c +++ /dev/null @@ -1,625 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* Internationalization implementation. Includes definitions of English - * string arrays, and the i18n pointer. - */ - -#include <linux/slab.h> /* For kmalloc. */ -#include <linux/ctype.h> -#include <linux/module.h> -#include <linux/string.h> -#include "speakup.h" -#include "spk_priv.h" - -static char *speakup_msgs[MSG_LAST_INDEX]; -static char *speakup_default_msgs[MSG_LAST_INDEX] = { - [MSG_BLANK] = "blank", - [MSG_IAM_ALIVE] = "I'm aLive!", - [MSG_YOU_KILLED_SPEAKUP] = "You killed speakup!", - [MSG_HEY_THATS_BETTER] = "hey. That's better!", - [MSG_YOU_TURNED_ME_OFF] = "You turned me off!", - [MSG_PARKED] = "parked!", - [MSG_UNPARKED] = "unparked!", - [MSG_MARK] = "mark", - [MSG_CUT] = "cut", - [MSG_MARK_CLEARED] = "mark, cleared", - [MSG_PASTE] = "paste", - [MSG_BRIGHT] = "bright", - [MSG_ON_BLINKING] = "on blinking", - [MSG_OFF] = "off", - [MSG_ON] = "on", - [MSG_NO_WINDOW] = "no window", - [MSG_CURSORING_OFF] = "cursoring off", - [MSG_CURSORING_ON] = "cursoring on", - [MSG_HIGHLIGHT_TRACKING] = "highlight tracking", - [MSG_READ_WINDOW] = "read windo", - [MSG_READ_ALL] = "read all", - [MSG_EDIT_DONE] = "edit done", - [MSG_WINDOW_ALREADY_SET] = "window already set, clear then reset", - [MSG_END_BEFORE_START] = "error end before start", - [MSG_WINDOW_CLEARED] = "window cleared", - [MSG_WINDOW_SILENCED] = "window silenced", - [MSG_WINDOW_SILENCE_DISABLED] = "window silence disabled", - [MSG_ERROR] = "error", - [MSG_GOTO_CANCELED] = "goto canceled", - [MSG_GOTO] = "go to?", - [MSG_LEAVING_HELP] = "leaving help", - [MSG_IS_UNASSIGNED] = "is unassigned", - [MSG_HELP_INFO] = - "press space to exit, up or down to scroll, or a letter to go to a command", - [MSG_EDGE_TOP] = "top,", - [MSG_EDGE_BOTTOM] = "bottom,", - [MSG_EDGE_LEFT] = "left,", - [MSG_EDGE_RIGHT] = "right,", - [MSG_NUMBER] = "number", - [MSG_SPACE] = "space", - [MSG_START] = "start", - [MSG_END] = "end", - [MSG_CTRL] = "control-", - [MSG_DISJUNCTION] = "or", - -/* Messages with embedded format specifiers. */ - [MSG_POS_INFO] = "line %ld, col %ld, t t y %d", - [MSG_CHAR_INFO] = "hex %02x, decimal %d", - [MSG_REPEAT_DESC] = "times %d .", - [MSG_REPEAT_DESC2] = "repeated %d .", - [MSG_WINDOW_LINE] = "window is line %d", - [MSG_WINDOW_BOUNDARY] = "%s at line %d, column %d", - [MSG_EDIT_PROMPT] = "edit %s, press space when done", - [MSG_NO_COMMAND] = "no commands for %c", - [MSG_KEYDESC] = "is %s", - - /* Control keys. */ - /* Most of these duplicate the entries in state names. */ - [MSG_CTL_SHIFT] = "shift", - [MSG_CTL_ALTGR] = "altgr", - [MSG_CTL_CONTROL] = "control", - [MSG_CTL_ALT] = "alt", - [MSG_CTL_LSHIFT] = "l shift", - [MSG_CTL_SPEAKUP] = "speakup", - [MSG_CTL_LCONTROL] = "l control", - [MSG_CTL_RCONTROL] = "r control", - [MSG_CTL_CAPSSHIFT] = "caps shift", - - /* Color names. */ - [MSG_COLOR_BLACK] = "black", - [MSG_COLOR_BLUE] = "blue", - [MSG_COLOR_GREEN] = "green", - [MSG_COLOR_CYAN] = "cyan", - [MSG_COLOR_RED] = "red", - [MSG_COLOR_MAGENTA] = "magenta", - [MSG_COLOR_YELLOW] = "yellow", - [MSG_COLOR_WHITE] = "white", - [MSG_COLOR_GREY] = "grey", - - /* Names of key states. */ - [MSG_STATE_DOUBLE] = "double", - [MSG_STATE_SPEAKUP] = "speakup", - [MSG_STATE_ALT] = "alt", - [MSG_STATE_CONTROL] = "ctrl", - [MSG_STATE_ALTGR] = "altgr", - [MSG_STATE_SHIFT] = "shift", - - /* Key names. */ - [MSG_KEYNAME_ESC] = "escape", - [MSG_KEYNAME_1] = "1", - [MSG_KEYNAME_2] = "2", - [MSG_KEYNAME_3] = "3", - [MSG_KEYNAME_4] = "4", - [MSG_KEYNAME_5] = "5", - [MSG_KEYNAME_6] = "6", - [MSG_KEYNAME_7] = "7", - [MSG_KEYNAME_8] = "8", - [MSG_KEYNAME_9] = "9", - [MSG_KEYNAME_0] = "0", - [MSG_KEYNAME_DASH] = "minus", - [MSG_KEYNAME_EQUAL] = "equal", - [MSG_KEYNAME_BS] = "back space", - [MSG_KEYNAME_TAB] = "tab", - [MSG_KEYNAME_Q] = "q", - [MSG_KEYNAME_W] = "w", - [MSG_KEYNAME_E] = "e", - [MSG_KEYNAME_R] = "r", - [MSG_KEYNAME_T] = "t", - [MSG_KEYNAME_Y] = "y", - [MSG_KEYNAME_U] = "u", - [MSG_KEYNAME_I] = "i", - [MSG_KEYNAME_O] = "o", - [MSG_KEYNAME_P] = "p", - [MSG_KEYNAME_LEFTBRACE] = "left brace", - [MSG_KEYNAME_RIGHTBRACE] = "right brace", - [MSG_KEYNAME_ENTER] = "enter", - [MSG_KEYNAME_LEFTCTRL] = "left control", - [MSG_KEYNAME_A] = "a", - [MSG_KEYNAME_S] = "s", - [MSG_KEYNAME_D] = "d", - [MSG_KEYNAME_F] = "f", - [MSG_KEYNAME_G] = "g", - [MSG_KEYNAME_H] = "h", - [MSG_KEYNAME_J] = "j", - [MSG_KEYNAME_K] = "k", - [MSG_KEYNAME_L] = "l", - [MSG_KEYNAME_SEMICOLON] = "semicolon", - [MSG_KEYNAME_SINGLEQUOTE] = "apostrophe", - [MSG_KEYNAME_GRAVE] = "accent", - [MSG_KEYNAME_LEFTSHFT] = "left shift", - [MSG_KEYNAME_BACKSLASH] = "back slash", - [MSG_KEYNAME_Z] = "z", - [MSG_KEYNAME_X] = "x", - [MSG_KEYNAME_C] = "c", - [MSG_KEYNAME_V] = "v", - [MSG_KEYNAME_B] = "b", - [MSG_KEYNAME_N] = "n", - [MSG_KEYNAME_M] = "m", - [MSG_KEYNAME_COMMA] = "comma", - [MSG_KEYNAME_DOT] = "dot", - [MSG_KEYNAME_SLASH] = "slash", - [MSG_KEYNAME_RIGHTSHFT] = "right shift", - [MSG_KEYNAME_KPSTAR] = "keypad asterisk", - [MSG_KEYNAME_LEFTALT] = "left alt", - [MSG_KEYNAME_SPACE] = "space", - [MSG_KEYNAME_CAPSLOCK] = "caps lock", - [MSG_KEYNAME_F1] = "f1", - [MSG_KEYNAME_F2] = "f2", - [MSG_KEYNAME_F3] = "f3", - [MSG_KEYNAME_F4] = "f4", - [MSG_KEYNAME_F5] = "f5", - [MSG_KEYNAME_F6] = "f6", - [MSG_KEYNAME_F7] = "f7", - [MSG_KEYNAME_F8] = "f8", - [MSG_KEYNAME_F9] = "f9", - [MSG_KEYNAME_F10] = "f10", - [MSG_KEYNAME_NUMLOCK] = "num lock", - [MSG_KEYNAME_SCROLLLOCK] = "scroll lock", - [MSG_KEYNAME_KP7] = "keypad 7", - [MSG_KEYNAME_KP8] = "keypad 8", - [MSG_KEYNAME_KP9] = "keypad 9", - [MSG_KEYNAME_KPMINUS] = "keypad minus", - [MSG_KEYNAME_KP4] = "keypad 4", - [MSG_KEYNAME_KP5] = "keypad 5", - [MSG_KEYNAME_KP6] = "keypad 6", - [MSG_KEYNAME_KPPLUS] = "keypad plus", - [MSG_KEYNAME_KP1] = "keypad 1", - [MSG_KEYNAME_KP2] = "keypad 2", - [MSG_KEYNAME_KP3] = "keypad 3", - [MSG_KEYNAME_KP0] = "keypad 0", - [MSG_KEYNAME_KPDOT] = "keypad dot", - [MSG_KEYNAME_103RD] = "103rd", - [MSG_KEYNAME_F13] = "f13", - [MSG_KEYNAME_102ND] = "102nd", - [MSG_KEYNAME_F11] = "f11", - [MSG_KEYNAME_F12] = "f12", - [MSG_KEYNAME_F14] = "f14", - [MSG_KEYNAME_F15] = "f15", - [MSG_KEYNAME_F16] = "f16", - [MSG_KEYNAME_F17] = "f17", - [MSG_KEYNAME_F18] = "f18", - [MSG_KEYNAME_F19] = "f19", - [MSG_KEYNAME_F20] = "f20", - [MSG_KEYNAME_KPENTER] = "keypad enter", - [MSG_KEYNAME_RIGHTCTRL] = "right control", - [MSG_KEYNAME_KPSLASH] = "keypad slash", - [MSG_KEYNAME_SYSRQ] = "sysrq", - [MSG_KEYNAME_RIGHTALT] = "right alt", - [MSG_KEYNAME_LF] = "line feed", - [MSG_KEYNAME_HOME] = "home", - [MSG_KEYNAME_UP] = "up", - [MSG_KEYNAME_PGUP] = "page up", - [MSG_KEYNAME_LEFT] = "left", - [MSG_KEYNAME_RIGHT] = "right", - [MSG_KEYNAME_END] = "end", - [MSG_KEYNAME_DOWN] = "down", - [MSG_KEYNAME_PGDN] = "page down", - [MSG_KEYNAME_INS] = "insert", - [MSG_KEYNAME_DEL] = "delete", - [MSG_KEYNAME_MACRO] = "macro", - [MSG_KEYNAME_MUTE] = "mute", - [MSG_KEYNAME_VOLDOWN] = "volume down", - [MSG_KEYNAME_VOLUP] = "volume up", - [MSG_KEYNAME_POWER] = "power", - [MSG_KEYNAME_KPEQUAL] = "keypad equal", - [MSG_KEYNAME_KPPLUSDASH] = "keypad plusminus", - [MSG_KEYNAME_PAUSE] = "pause", - [MSG_KEYNAME_F21] = "f21", - [MSG_KEYNAME_F22] = "f22", - [MSG_KEYNAME_F23] = "f23", - [MSG_KEYNAME_F24] = "f24", - [MSG_KEYNAME_KPCOMMA] = "keypad comma", - [MSG_KEYNAME_LEFTMETA] = "left meta", - [MSG_KEYNAME_RIGHTMETA] = "right meta", - [MSG_KEYNAME_COMPOSE] = "compose", - [MSG_KEYNAME_STOP] = "stop", - [MSG_KEYNAME_AGAIN] = "again", - [MSG_KEYNAME_PROPS] = "props", - [MSG_KEYNAME_UNDO] = "undo", - [MSG_KEYNAME_FRONT] = "front", - [MSG_KEYNAME_COPY] = "copy", - [MSG_KEYNAME_OPEN] = "open", - [MSG_KEYNAME_PASTE] = "paste", - [MSG_KEYNAME_FIND] = "find", - [MSG_KEYNAME_CUT] = "cut", - [MSG_KEYNAME_HELP] = "help", - [MSG_KEYNAME_MENU] = "menu", - [MSG_KEYNAME_CALC] = "calc", - [MSG_KEYNAME_SETUP] = "setup", - [MSG_KEYNAME_SLEEP] = "sleep", - [MSG_KEYNAME_WAKEUP] = "wakeup", - [MSG_KEYNAME_FILE] = "file", - [MSG_KEYNAME_SENDFILE] = "send file", - [MSG_KEYNAME_DELFILE] = "delete file", - [MSG_KEYNAME_XFER] = "transfer", - [MSG_KEYNAME_PROG1] = "prog1", - [MSG_KEYNAME_PROG2] = "prog2", - [MSG_KEYNAME_WWW] = "www", - [MSG_KEYNAME_MSDOS] = "msdos", - [MSG_KEYNAME_COFFEE] = "coffee", - [MSG_KEYNAME_DIRECTION] = "direction", - [MSG_KEYNAME_CYCLEWINDOWS] = "cycle windows", - [MSG_KEYNAME_MAIL] = "mail", - [MSG_KEYNAME_BOOKMARKS] = "bookmarks", - [MSG_KEYNAME_COMPUTER] = "computer", - [MSG_KEYNAME_BACK] = "back", - [MSG_KEYNAME_FORWARD] = "forward", - [MSG_KEYNAME_CLOSECD] = "close cd", - [MSG_KEYNAME_EJECTCD] = "eject cd", - [MSG_KEYNAME_EJECTCLOSE] = "eject close cd", - [MSG_KEYNAME_NEXTSONG] = "next song", - [MSG_KEYNAME_PLAYPAUSE] = "play pause", - [MSG_KEYNAME_PREVSONG] = "previous song", - [MSG_KEYNAME_STOPCD] = "stop cd", - [MSG_KEYNAME_RECORD] = "record", - [MSG_KEYNAME_REWIND] = "rewind", - [MSG_KEYNAME_PHONE] = "phone", - [MSG_KEYNAME_ISO] = "iso", - [MSG_KEYNAME_CONFIG] = "config", - [MSG_KEYNAME_HOMEPG] = "home page", - [MSG_KEYNAME_REFRESH] = "refresh", - [MSG_KEYNAME_EXIT] = "exit", - [MSG_KEYNAME_MOVE] = "move", - [MSG_KEYNAME_EDIT] = "edit", - [MSG_KEYNAME_SCROLLUP] = "scroll up", - [MSG_KEYNAME_SCROLLDN] = "scroll down", - [MSG_KEYNAME_KPLEFTPAR] = "keypad left paren", - [MSG_KEYNAME_KPRIGHTPAR] = "keypad right paren", - - /* Function names. */ - [MSG_FUNCNAME_ATTRIB_BLEEP_DEC] = "attribute bleep decrement", - [MSG_FUNCNAME_ATTRIB_BLEEP_INC] = "attribute bleep increment", - [MSG_FUNCNAME_BLEEPS_DEC] = "bleeps decrement", - [MSG_FUNCNAME_BLEEPS_INC] = "bleeps increment", - [MSG_FUNCNAME_CHAR_FIRST] = "character, first", - [MSG_FUNCNAME_CHAR_LAST] = "character, last", - [MSG_FUNCNAME_CHAR_CURRENT] = "character, say current", - [MSG_FUNCNAME_CHAR_HEX_AND_DEC] = "character, say hex and decimal", - [MSG_FUNCNAME_CHAR_NEXT] = "character, say next", - [MSG_FUNCNAME_CHAR_PHONETIC] = "character, say phonetic", - [MSG_FUNCNAME_CHAR_PREVIOUS] = "character, say previous", - [MSG_FUNCNAME_CURSOR_PARK] = "cursor park", - [MSG_FUNCNAME_CUT] = "cut", - [MSG_FUNCNAME_EDIT_DELIM] = "edit delimiters", - [MSG_FUNCNAME_EDIT_EXNUM] = "edit exnum", - [MSG_FUNCNAME_EDIT_MOST] = "edit most", - [MSG_FUNCNAME_EDIT_REPEATS] = "edit repeats", - [MSG_FUNCNAME_EDIT_SOME] = "edit some", - [MSG_FUNCNAME_GOTO] = "go to", - [MSG_FUNCNAME_GOTO_BOTTOM] = "go to bottom edge", - [MSG_FUNCNAME_GOTO_LEFT] = "go to left edge", - [MSG_FUNCNAME_GOTO_RIGHT] = "go to right edge", - [MSG_FUNCNAME_GOTO_TOP] = "go to top edge", - [MSG_FUNCNAME_HELP] = "help", - [MSG_FUNCNAME_LINE_SAY_CURRENT] = "line, say current", - [MSG_FUNCNAME_LINE_SAY_NEXT] = "line, say next", - [MSG_FUNCNAME_LINE_SAY_PREVIOUS] = "line, say previous", - [MSG_FUNCNAME_LINE_SAY_WITH_INDENT] = "line, say with indent", - [MSG_FUNCNAME_PASTE] = "paste", - [MSG_FUNCNAME_PITCH_DEC] = "pitch decrement", - [MSG_FUNCNAME_PITCH_INC] = "pitch increment", - [MSG_FUNCNAME_PUNC_DEC] = "punctuation decrement", - [MSG_FUNCNAME_PUNC_INC] = "punctuation increment", - [MSG_FUNCNAME_PUNC_LEVEL_DEC] = "punc level decrement", - [MSG_FUNCNAME_PUNC_LEVEL_INC] = "punc level increment", - [MSG_FUNCNAME_QUIET] = "quiet", - [MSG_FUNCNAME_RATE_DEC] = "rate decrement", - [MSG_FUNCNAME_RATE_INC] = "rate increment", - [MSG_FUNCNAME_READING_PUNC_DEC] = "reading punctuation decrement", - [MSG_FUNCNAME_READING_PUNC_INC] = "reading punctuation increment", - [MSG_FUNCNAME_SAY_ATTRIBUTES] = "say attributes", - [MSG_FUNCNAME_SAY_FROM_LEFT] = "say from left", - [MSG_FUNCNAME_SAY_FROM_TOP] = "say from top", - [MSG_FUNCNAME_SAY_POSITION] = "say position", - [MSG_FUNCNAME_SAY_SCREEN] = "say screen", - [MSG_FUNCNAME_SAY_TO_BOTTOM] = "say to bottom", - [MSG_FUNCNAME_SAY_TO_RIGHT] = "say to right", - [MSG_FUNCNAME_SPEAKUP] = "speakup", - [MSG_FUNCNAME_SPEAKUP_LOCK] = "speakup lock", - [MSG_FUNCNAME_SPEAKUP_OFF] = "speakup off", - [MSG_FUNCNAME_SPEECH_KILL] = "speech kill", - [MSG_FUNCNAME_SPELL_DELAY_DEC] = "spell delay decrement", - [MSG_FUNCNAME_SPELL_DELAY_INC] = "spell delay increment", - [MSG_FUNCNAME_SPELL_WORD] = "spell word", - [MSG_FUNCNAME_SPELL_WORD_PHONETICALLY] = "spell word phonetically", - [MSG_FUNCNAME_TONE_DEC] = "tone decrement", - [MSG_FUNCNAME_TONE_INC] = "tone increment", - [MSG_FUNCNAME_VOICE_DEC] = "voice decrement", - [MSG_FUNCNAME_VOICE_INC] = "voice increment", - [MSG_FUNCNAME_VOLUME_DEC] = "volume decrement", - [MSG_FUNCNAME_VOLUME_INC] = "volume increment", - [MSG_FUNCNAME_WINDOW_CLEAR] = "window, clear", - [MSG_FUNCNAME_WINDOW_SAY] = "window, say", - [MSG_FUNCNAME_WINDOW_SET] = "window, set", - [MSG_FUNCNAME_WINDOW_SILENCE] = "window, silence", - [MSG_FUNCNAME_WORD_SAY_CURRENT] = "word, say current", - [MSG_FUNCNAME_WORD_SAY_NEXT] = "word, say next", - [MSG_FUNCNAME_WORD_SAY_PREVIOUS] = "word, say previous", -}; - -static struct msg_group_t all_groups[] = { - { - .name = "ctl_keys", - .start = MSG_CTL_START, - .end = MSG_CTL_END, - }, - { - .name = "colors", - .start = MSG_COLORS_START, - .end = MSG_COLORS_END, - }, - { - .name = "formatted", - .start = MSG_FORMATTED_START, - .end = MSG_FORMATTED_END, - }, - { - .name = "function_names", - .start = MSG_FUNCNAMES_START, - .end = MSG_FUNCNAMES_END, - }, - { - .name = "key_names", - .start = MSG_KEYNAMES_START, - .end = MSG_KEYNAMES_END, - }, - { - .name = "announcements", - .start = MSG_ANNOUNCEMENTS_START, - .end = MSG_ANNOUNCEMENTS_END, - }, - { - .name = "states", - .start = MSG_STATES_START, - .end = MSG_STATES_END, - }, -}; - -static const int num_groups = ARRAY_SIZE(all_groups); - -char *spk_msg_get(enum msg_index_t index) -{ - return speakup_msgs[index]; -} - -/* - * Function: next_specifier - * Finds the start of the next format specifier in the argument string. - * Return value: pointer to start of format - * specifier, or NULL if no specifier exists. - */ -static char *next_specifier(char *input) -{ - int found = 0; - char *next_percent = input; - - while (next_percent && !found) { - next_percent = strchr(next_percent, '%'); - if (next_percent) { - /* skip over doubled percent signs */ - while (next_percent[0] == '%' && - next_percent[1] == '%') - next_percent += 2; - if (*next_percent == '%') - found = 1; - else if (*next_percent == '\0') - next_percent = NULL; - } - } - - return next_percent; -} - -/* Skip over 0 or more flags. */ -static char *skip_flags(char *input) -{ - while ((*input != '\0') && strchr(" 0+-#", *input)) - input++; - return input; -} - -/* Skip over width.precision, if it exists. */ -static char *skip_width(char *input) -{ - while (isdigit(*input)) - input++; - if (*input == '.') { - input++; - while (isdigit(*input)) - input++; - } - return input; -} - -/* - * Skip past the end of the conversion part. - * Note that this code only accepts a handful of conversion specifiers: - * c d s x and ld. Not accidental; these are exactly the ones used in - * the default group of formatted messages. - */ -static char *skip_conversion(char *input) -{ - if ((input[0] == 'l') && (input[1] == 'd')) - input += 2; - else if ((*input != '\0') && strchr("cdsx", *input)) - input++; - return input; -} - -/* - * Function: find_specifier_end - * Return a pointer to the end of the format specifier. - */ -static char *find_specifier_end(char *input) -{ - input++; /* Advance over %. */ - input = skip_flags(input); - input = skip_width(input); - input = skip_conversion(input); - return input; -} - -/* - * Function: compare_specifiers - * Compare the format specifiers pointed to by *input1 and *input2. - * Return true if they are the same, false otherwise. - * Advance *input1 and *input2 so that they point to the character following - * the end of the specifier. - */ -static bool compare_specifiers(char **input1, char **input2) -{ - bool same = false; - char *end1 = find_specifier_end(*input1); - char *end2 = find_specifier_end(*input2); - size_t length1 = end1 - *input1; - size_t length2 = end2 - *input2; - - if ((length1 == length2) && !memcmp(*input1, *input2, length1)) - same = true; - - *input1 = end1; - *input2 = end2; - return same; -} - -/* - * Function: fmt_validate - * Check that two format strings contain the same number of format specifiers, - * and that the order of specifiers is the same in both strings. - * Return true if the condition holds, false if it doesn't. - */ -static bool fmt_validate(char *template, char *user) -{ - bool valid = true; - bool still_comparing = true; - char *template_ptr = template; - char *user_ptr = user; - - while (still_comparing && valid) { - template_ptr = next_specifier(template_ptr); - user_ptr = next_specifier(user_ptr); - if (template_ptr && user_ptr) { - /* Both have at least one more specifier. */ - valid = compare_specifiers(&template_ptr, &user_ptr); - } else { - /* No more format specifiers in one or both strings. */ - still_comparing = false; - /* See if one has more specifiers than the other. */ - if (template_ptr || user_ptr) - valid = false; - } - } - return valid; -} - -/* - * Function: msg_set - * Description: Add a user-supplied message to the user_messages array. - * The message text is copied to a memory area allocated with kmalloc. - * If the function fails, then user_messages is untouched. - * Arguments: - * - index: a message number, as found in i18n.h. - * - text: text of message. Not NUL-terminated. - * - length: number of bytes in text. - * Failure conditions: - * -EINVAL - Invalid format specifiers in formatted message or illegal index. - * -ENOMEM - Unable to allocate memory. - */ -ssize_t spk_msg_set(enum msg_index_t index, char *text, size_t length) -{ - char *newstr = NULL; - unsigned long flags; - - if ((index < MSG_FIRST_INDEX) || (index >= MSG_LAST_INDEX)) - return -EINVAL; - - newstr = kmalloc(length + 1, GFP_KERNEL); - if (!newstr) - return -ENOMEM; - - memcpy(newstr, text, length); - newstr[length] = '\0'; - if (index >= MSG_FORMATTED_START && - index <= MSG_FORMATTED_END && - !fmt_validate(speakup_default_msgs[index], newstr)) { - kfree(newstr); - return -EINVAL; - } - spin_lock_irqsave(&speakup_info.spinlock, flags); - if (speakup_msgs[index] != speakup_default_msgs[index]) - kfree(speakup_msgs[index]); - speakup_msgs[index] = newstr; - spin_unlock_irqrestore(&speakup_info.spinlock, flags); - return 0; -} - -/* - * Find a message group, given its name. Return a pointer to the structure - * if found, or NULL otherwise. - */ -struct msg_group_t *spk_find_msg_group(const char *group_name) -{ - struct msg_group_t *group = NULL; - int i; - - for (i = 0; i < num_groups; i++) { - if (!strcmp(all_groups[i].name, group_name)) { - group = &all_groups[i]; - break; - } - } - return group; -} - -void spk_reset_msg_group(struct msg_group_t *group) -{ - unsigned long flags; - enum msg_index_t i; - - spin_lock_irqsave(&speakup_info.spinlock, flags); - - for (i = group->start; i <= group->end; i++) { - if (speakup_msgs[i] != speakup_default_msgs[i]) - kfree(speakup_msgs[i]); - speakup_msgs[i] = speakup_default_msgs[i]; - } - spin_unlock_irqrestore(&speakup_info.spinlock, flags); -} - -/* Called at initialization time, to establish default messages. */ -void spk_initialize_msgs(void) -{ - memcpy(speakup_msgs, speakup_default_msgs, - sizeof(speakup_default_msgs)); -} - -/* Free user-supplied strings when module is unloaded: */ -void spk_free_user_msgs(void) -{ - enum msg_index_t index; - unsigned long flags; - - spin_lock_irqsave(&speakup_info.spinlock, flags); - for (index = MSG_FIRST_INDEX; index < MSG_LAST_INDEX; index++) { - if (speakup_msgs[index] != speakup_default_msgs[index]) { - kfree(speakup_msgs[index]); - speakup_msgs[index] = speakup_default_msgs[index]; - } - } - spin_unlock_irqrestore(&speakup_info.spinlock, flags); -} |