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Automatically repeat some commands upon (seemingly) recoverable errors

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This commit is contained in:
Pierre Pronchery 2011-10-30 18:39:13 +00:00
parent 89c37f477d
commit 524c75eee8
1 changed files with 52 additions and 5 deletions
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57
src/modems/hayes.c
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@ -72,6 +72,7 @@ typedef struct _Hayes
/* queue */
HayesMode mode;
GSList * queue;
GSList * queue_timeout;
/* internal */
ModemEvent events[MODEM_EVENT_TYPE_COUNT];
@ -276,6 +277,7 @@ static int _hayes_command_answer_append(HayesCommand * command,
static HayesCommandStatus _hayes_command_callback(HayesCommand * command);
/* callbacks */
static gboolean _on_queue_timeout(gpointer data);
static gboolean _on_reset(gpointer data);
static gboolean _on_timeout(gpointer data);
static gboolean _on_watch_can_read(GIOChannel * source, GIOCondition condition,
@ -1578,6 +1580,10 @@ static void _hayes_queue_flush(ModemPlugin * modem)
{
Hayes * hayes = modem->priv;
g_slist_foreach(hayes->queue_timeout, (GFunc)_hayes_command_delete,
NULL);
g_slist_free(hayes->queue_timeout);
hayes->queue_timeout = NULL;
g_slist_foreach(hayes->queue, (GFunc)_hayes_command_delete, NULL);
g_slist_free(hayes->queue);
hayes->queue = NULL;
@ -1930,6 +1936,25 @@ static HayesCommandStatus _hayes_command_callback(HayesCommand * command)
/* callbacks */
/* on_queue_timeout */
static gboolean _on_queue_timeout(gpointer data)
{
ModemPlugin * modem = data;
Hayes * hayes = modem->priv;
HayesCommand * command;
hayes->source = 0;
if(hayes->queue_timeout == NULL) /* nothing to send */
return FALSE;
command = hayes->queue_timeout->data;
_hayes_queue_command(modem, command);
hayes->queue_timeout = g_slist_remove(hayes->queue_timeout, command);
if(hayes->queue_timeout != NULL)
hayes->source = g_timeout_add(2000, _on_queue_timeout, modem);
return FALSE;
}
/* on_reset */
static int _reset_open(ModemPlugin * modem);
static int _reset_configure(ModemPlugin * modem, char const * device, int fd);
@ -2973,6 +2998,7 @@ static void _on_trigger_cme_error(ModemPlugin * modem, char const * answer)
HayesCommand * command = (hayes->queue != NULL) ? hayes->queue->data
: NULL;
unsigned int u;
HayesCommand * p;
if(command != NULL)
_hayes_command_set_status(command, HCS_ERROR);
@ -2985,11 +3011,17 @@ static void _on_trigger_cme_error(ModemPlugin * modem, char const * answer)
_hayes_trigger(modem, MODEM_EVENT_TYPE_AUTHENTICATION);
break;
case 14: /* SIM busy */
#if 0
/* FIXME should wait a bit first */
_hayes_queue_command_full(modem, command->attention,
command->callback);
#endif
if(command == NULL)
break;
if((p = _hayes_command_new(command->attention)) == NULL)
break;
_hayes_command_set_callback(p, command->callback,
command->priv);
hayes->queue_timeout = g_slist_append(
hayes->queue_timeout, p);
if(hayes->source == 0)
hayes->source = g_timeout_add(2000,
_on_queue_timeout, modem);
break;
default: /* FIXME implement the rest */
case 4: /* operation not supported */
@ -3370,6 +3402,7 @@ static void _on_trigger_cms_error(ModemPlugin * modem, char const * answer)
HayesCommand * command = (hayes->queue != NULL) ? hayes->queue->data
: NULL;
unsigned int u;
HayesCommand * p;
if(command != NULL)
_hayes_command_set_status(command, HCS_ERROR);
@ -3381,6 +3414,20 @@ static void _on_trigger_cms_error(ModemPlugin * modem, char const * answer)
case 316: /* SIM PUK required */
_hayes_trigger(modem, MODEM_EVENT_TYPE_AUTHENTICATION);
break;
case 500: /* unknown error */
/* FIXME duplicated from _on_trigger_cme_error() */
if(command == NULL)
break;
if((p = _hayes_command_new(command->attention)) == NULL)
break;
_hayes_command_set_callback(p, command->callback,
command->priv);
hayes->queue_timeout = g_slist_append(
hayes->queue_timeout, p);
if(hayes->source == 0)
hayes->source = g_timeout_add(2000,
_on_queue_timeout, modem);
break;
default: /* FIXME implement the rest */
break;
}