diff options
author | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-01-12 05:47:30 +0000 |
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committer | tilghman <tilghman@f38db490-d61c-443f-a65b-d21fe96a405b> | 2006-01-12 05:47:30 +0000 |
commit | b4a56d7afb714509e2e776caba3baa087877d09e (patch) | |
tree | 76686af2b33de061e953f402b0416efffe5d03fb /apps/app_morsecode.c | |
parent | a66cb8916f109cfec6fa81137c4a13507e2e9d6c (diff) |
Bug 6213 - Morse code app
git-svn-id: http://svn.digium.com/svn/asterisk/trunk@7998 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'apps/app_morsecode.c')
-rw-r--r-- | apps/app_morsecode.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/apps/app_morsecode.c b/apps/app_morsecode.c new file mode 100644 index 000000000..04c88b390 --- /dev/null +++ b/apps/app_morsecode.c @@ -0,0 +1,188 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (c) 2006, Tilghman Lesher. All rights reserved. + * + * Tilghman Lesher <app_morsecode__v001@the-tilghman.com> + * + * This code is released by the author with no restrictions on usage. + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + */ + +/*! \file + * + * \brief Morsecode application + * + * \author Tilghman Lesher <app_morsecode__v001@the-tilghman.com> + * + * \ingroup applications + */ + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> + +#include "asterisk.h" + +ASTERISK_FILE_VERSION(__FILE__, "$Revision: 7221 $") + +#include "asterisk/file.h" +#include "asterisk/logger.h" +#include "asterisk/options.h" +#include "asterisk/channel.h" +#include "asterisk/pbx.h" +#include "asterisk/module.h" +#include "asterisk/indications.h" + +static char *tdesc = "Morse code"; + +static char *app_morsecode = "Morsecode"; + +static char *morsecode_synopsis = "Plays morse code"; + +static char *morsecode_descrip = +"Usage: Morsecode(<string>)\n" +"Plays the Morse code equivalent of the passed string\n"; + +STANDARD_LOCAL_USER; + +LOCAL_USER_DECL; + +#define TONE 440 +#define DITLEN 100 +#define DAHLEN 250 +#define DITDAHSEPLEN 50 +#define CHARSEPLEN 200 +/* Pause between words will be twice CHARSEPLEN plus DITDAHSEPLEN - 450 */ + +static char *morsecode[] = { + "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", /* 0-15 */ + "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", /* 16-31 */ + " ", /* 32 - <space> */ + ".-.-.-", /* 33 - ! */ + ".-..-.", /* 34 - " */ + "", /* 35 - # */ + "", /* 36 - $ */ + "", /* 37 - % */ + "", /* 38 - & */ + ".----.", /* 39 - ' */ + "-.--.-", /* 40 - ( */ + "-.--.-", /* 41 - ) */ + "", /* 42 - * */ + "", /* 43 - + */ + "--..--", /* 44 - , */ + "-....-", /* 45 - - */ + ".-.-.-", /* 46 - . */ + "-··-·", /* 47 - / */ + "-----", ".----", "..---", "...--", "....-", ".....", "-....", "--...", "---..", "----.", /* 48-57 - 0-9 */ + "---...", /* 58 - : */ + "-·-·-·", /* 59 - ; */ + "", /* 60 - < */ + "-...-", /* 61 - = */ + "", /* 62 - > */ + "..--..", /* 63 - ? */ + ".--.-.", /* 64 - @ */ + ".-", "-...", "-.-.", "-..", ".", "..-.", "--.", "....", "..", ".---", "-.-", ".-..", "--", + "-.", "---", ".--.", "--.-", ".-.", "...", "-", "..-", "...-", ".--", "-..-", "-.--", "--..", + "-.--.-", /* 91 - [ (really '(') */ + "-··-·", /* 92 - \ (really '/') */ + "-.--.-", /* 93 - ] (really ')') */ + "", /* 94 - ^ */ + "··--·-", /* 95 - _ */ + ".----.", /* 96 - ` */ + ".-", "-...", "-.-.", "-..", ".", "..-.", "--.", "....", "..", ".---", "-.-", ".-..", "--", + "-.", "---", ".--.", "--.-", ".-.", "...", "-", "..-", "...-", ".--", "-..-", "-.--", "--..", + "-.--.-", /* 123 - { (really '(') */ + "", /* 124 - | */ + "-.--.-", /* 125 - } (really ')') */ + "-··-·", /* 126 - ~ (really bar) */ + "· · ·", /* 127 - <del> (error) */ +}; + +static void playtone(struct ast_channel *chan, int tone, int len) +{ + char dtmf[20]; + snprintf(dtmf, sizeof(dtmf), "%d/%d", tone, len); + ast_playtones_start(chan, 0, dtmf, 0); + ast_safe_sleep(chan, len); + ast_playtones_stop(chan); +} + +static int morsecode_exec(struct ast_channel *chan, void *data) +{ + int res=0; + char *digit; + struct localuser *u; + + LOCAL_USER_ADD(u); + + if (ast_strlen_zero(data)) { + ast_log(LOG_WARNING, "Syntax: Morsecode(<string>) - no argument found\n"); + LOCAL_USER_REMOVE(u); + return 0; + } + + for (digit = data; *digit; digit++) { + char *dahdit; + if (*digit < 0) { + continue; + } + for (dahdit = morsecode[(int)*digit]; *dahdit; dahdit++) { + if (*dahdit == '-') { + playtone(chan, TONE, DAHLEN); + } else if (*dahdit == '.') { + playtone(chan, TONE, DITLEN); + } else { + playtone(chan, TONE, CHARSEPLEN); + } + + /* Pause slightly between each dit and dah */ + playtone(chan, 0, DITDAHSEPLEN); + } + /* Pause between characters */ + playtone(chan, 0, CHARSEPLEN); + } + + LOCAL_USER_REMOVE(u); + return res; +} + +int unload_module(void) +{ + int res; + + res = ast_unregister_application(app_morsecode); + + STANDARD_HANGUP_LOCALUSERS; + + return res; +} + +int load_module(void) +{ + return ast_register_application(app_morsecode, morsecode_exec, morsecode_synopsis, morsecode_descrip); +} + +char *description(void) +{ + return tdesc; +} + +int usecount(void) +{ + int res; + STANDARD_USECOUNT(res); + return res; +} + +char *key() +{ + return ASTERISK_GPL_KEY; +} |