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Make it possible to change the minimum DTMF duration in asterisk.conf

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Asterisk has a setting for the minimum allowed DTMF. If we get shorter
DTMF tones, these will be changed to the minimum on the outbound call
leg. 

(closes issue ASTERISK-19772)

Review: https://reviewboard.asterisk.org/r/1882/
Reported by: oej
Tested by: oej
Patches by: oej

Thanks to the reviewers.

1.8 branch for this patch: agave-dtmf-duration-asterisk-conf-1.8



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@363558 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Olle Johansson
2012-04-25 09:32:21 +00:00
parent 228ce5fd74
commit 7aa0c3c64b
5 changed files with 30 additions and 13 deletions
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13
main/asterisk.c
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@@ -157,6 +157,10 @@ int daemon(int, int); /* defined in libresolv of all places */
#define AST_MAX_CONNECTS 128
#define NUM_MSGS 64
/*! Default minimum DTMF digit length - 80ms */
#define AST_MIN_DTMF_DURATION 80
/*! \brief Welcome message when starting a CLI interface */
#define WELCOME_MESSAGE \
ast_verbose("Asterisk %s, Copyright (C) 1999 - 2012 Digium, Inc. and others.\n" \
@@ -182,6 +186,7 @@ int option_debug; /*!< Debug level */
double option_maxload; /*!< Max load avg on system */
int option_maxcalls; /*!< Max number of active calls */
int option_maxfiles; /*!< Max number of open file handles (files, sockets) */
unsigned int option_dtmfminduration; /*!< Minimum duration of DTMF. */
#if defined(HAVE_SYSINFO)
long option_minmemfree; /*!< Minimum amount of free system memory - stop accepting calls if free memory falls below this watermark */
#endif
@@ -487,6 +492,7 @@ static char *handle_show_settings(struct ast_cli_entry *e, int cmd, struct ast_c
ast_cli(a->fd, " Internal timing: %s\n", ast_test_flag(&ast_options, AST_OPT_FLAG_INTERNAL_TIMING) ? "Enabled" : "Disabled");
ast_cli(a->fd, " Transmit silence during rec: %s\n", ast_test_flag(&ast_options, AST_OPT_FLAG_TRANSMIT_SILENCE) ? "Enabled" : "Disabled");
ast_cli(a->fd, " Generic PLC: %s\n", ast_test_flag(&ast_options, AST_OPT_FLAG_GENERIC_PLC) ? "Enabled" : "Disabled");
ast_cli(a->fd, " Min DTMF duration:: %u\n", option_dtmfminduration);
ast_cli(a->fd, "\n* Subsystems\n");
ast_cli(a->fd, " -------------\n");
@@ -3057,6 +3063,9 @@ static void ast_readconfig(void)
unsigned int keydir:1;
} found = { 0, 0 };
/* Set default value */
option_dtmfminduration = AST_MIN_DTMF_DURATION;
if (ast_opt_override_config) {
cfg = ast_config_load2(ast_config_AST_CONFIG_FILE, "" /* core, can't reload */, config_flags);
if (cfg == CONFIG_STATUS_FILEMISSING || cfg == CONFIG_STATUS_FILEUNCHANGED || cfg == CONFIG_STATUS_FILEINVALID)
@@ -3193,6 +3202,10 @@ static void ast_readconfig(void)
/* Enable internal timing */
} else if (!strcasecmp(v->name, "internal_timing")) {
ast_set2_flag(&ast_options, ast_true(v->value), AST_OPT_FLAG_INTERNAL_TIMING);
} else if (!strcasecmp(v->name, "mindtmfduration")) {
if (sscanf(v->value, "%30u", &option_dtmfminduration) != 1) {
option_dtmfminduration = AST_MIN_DTMF_DURATION;
}
} else if (!strcasecmp(v->name, "maxcalls")) {
if ((sscanf(v->value, "%30d", &option_maxcalls) != 1) || (option_maxcalls < 0)) {
option_maxcalls = 0;