diff --git a/apps/app_milliwatt.c b/apps/app_milliwatt.c index 8b04560145..f3b218eef1 100644 --- a/apps/app_milliwatt.c +++ b/apps/app_milliwatt.c @@ -45,10 +45,14 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$") static char *app = "Milliwatt"; -static char *synopsis = "Generate a Constant 1000Hz tone at 0dbm (mu-law)"; +static char *synopsis = "Generate a Constant 1004Hz tone at 0dbm (mu-law)"; static char *descrip = -"Milliwatt(): Generate a Constant 1000Hz tone at 0dbm (mu-law)\n"; +" Milliwatt([options]): Generate a Constant 1004Hz tone at 0dbm.\n" +"Previous versions of this application generated the tone at 1000Hz. If for\n" +"some reason you would prefer that behavior, supply the 'o' option to get the\n" +"old behavior.\n" +""; static char digital_milliwatt[] = {0x1e,0x0b,0x0b,0x1e,0x9e,0x8b,0x8b,0x9e} ; @@ -87,53 +91,91 @@ static int milliwatt_generate(struct ast_channel *chan, void *data, int len, int ast_log(LOG_WARNING, "Only doing %d samples (%d requested)\n", maxsamples, samples); samples = maxsamples; } + len = samples * sizeof (buf[0]); wf.datalen = len; wf.samples = samples; + /* create a buffer containing the digital milliwatt pattern */ - for(i = 0; i < len; i++) - { + for (i = 0; i < len; i++) { buf[AST_FRIENDLY_OFFSET + i] = digital_milliwatt[(*indexp)++]; *indexp &= 7; } - if (ast_write(chan,&wf) < 0) - { + + if (ast_write(chan,&wf) < 0) { ast_log(LOG_WARNING,"Failed to write frame to '%s': %s\n",chan->name,strerror(errno)); return -1; } + return 0; } -static struct ast_generator milliwattgen = -{ +static struct ast_generator milliwattgen = { alloc: milliwatt_alloc, release: milliwatt_release, generate: milliwatt_generate, -} ; +}; -static int milliwatt_exec(struct ast_channel *chan, void *data) +static int old_milliwatt_exec(struct ast_channel *chan) { - - struct ast_module_user *u; - u = ast_module_user_add(chan); ast_set_write_format(chan, AST_FORMAT_ULAW); ast_set_read_format(chan, AST_FORMAT_ULAW); - if (chan->_state != AST_STATE_UP) - { + + if (chan->_state != AST_STATE_UP) { ast_answer(chan); } - if (ast_activate_generator(chan,&milliwattgen,"milliwatt") < 0) - { + + if (ast_activate_generator(chan,&milliwattgen,"milliwatt") < 0) { ast_log(LOG_WARNING,"Failed to activate generator on '%s'\n",chan->name); - ast_module_user_remove(u); return -1; } - while(!ast_safe_sleep(chan, 10000)); + + while (!ast_safe_sleep(chan, 10000)) + ; + ast_deactivate_generator(chan); - ast_module_user_remove(u); + return -1; } +static int milliwatt_exec(struct ast_channel *chan, void *data) +{ + const char *options = data; + struct ast_app *playtones_app, *wait_app; + struct ast_module_user *u; + int res = -1; + + u = ast_module_user_add(chan); + + if (!ast_strlen_zero(options) && strchr(options, 'o')) { + res = old_milliwatt_exec(chan); + goto exit_app; + } + + if (!(playtones_app = pbx_findapp("Playtones"))) { + ast_log(LOG_ERROR, "The Playtones application is required to run Milliwatt()\n"); + goto exit_app; + } + + if (!(wait_app = pbx_findapp("Wait"))) { + ast_log(LOG_ERROR, "The Playtones application is required to run Milliwatt()\n"); + goto exit_app; + } + + res = pbx_exec(chan, playtones_app, "1004,1000"); + + while (!res) { + res = pbx_exec(chan, wait_app, "3600"); + } + + res = 0; + +exit_app: + ast_module_user_remove(u); + + return res; +} + static int unload_module(void) { int res;