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Fix memleak on VerifyStart

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Clean up the data pass to the async verification and identification
functions ourselves.
This commit is contained in:
Bastien Nocera
2008-11-24 15:23:05 +00:00
committed by Daniel Drake
parent 7b06c4b7f3
commit 64e415aaac
2 changed files with 33 additions and 5 deletions
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3
TODO
View File

@ -7,9 +7,6 @@ Register fprintd' po file with Transifex, Rosetta or the Translation Project
Support insertion/removal of devices
Fix memory leaks with print data/gallery when using the verify_async and
identify_async
Add some hardware protection by making sure devices aren't opened and
reading for more than a certain amount of time.

35
src/device.c
View File

@ -110,6 +110,11 @@ struct FprintDevicePrivate {
/* Hashtable of connected clients */
GHashTable *clients;
/* The data passed to fp_async_verify_start or
* fp_async_identify_start */
struct fp_print_data *verify_data;
struct fp_print_data **identify_data;
/* whether we're running an identify, or a verify */
FprintDeviceAction current_action;
};
@ -773,6 +778,7 @@ static void verify_cb(struct fp_dev *dev, int r, struct fp_img *img,
void *user_data)
{
struct FprintDevice *rdev = user_data;
FprintDevicePrivate *priv = DEVICE_GET_PRIVATE(rdev);
const char *name = verify_result_to_name (r);
gboolean done = FALSE;
@ -782,12 +788,18 @@ static void verify_cb(struct fp_dev *dev, int r, struct fp_img *img,
done = TRUE;
g_signal_emit(rdev, signals[SIGNAL_VERIFY_STATUS], 0, name, done);
fp_img_free(img);
if (done && priv->verify_data) {
fp_print_data_free (priv->verify_data);
priv->verify_data = NULL;
}
}
static void identify_cb(struct fp_dev *dev, int r,
size_t match_offset, struct fp_img *img, void *user_data)
{
struct FprintDevice *rdev = user_data;
FprintDevicePrivate *priv = DEVICE_GET_PRIVATE(rdev);
const char *name = verify_result_to_name (r);
gboolean done = FALSE;
@ -797,6 +809,14 @@ static void identify_cb(struct fp_dev *dev, int r,
done = TRUE;
g_signal_emit(rdev, signals[SIGNAL_VERIFY_STATUS], 0, name, done);
fp_img_free(img);
if (done && priv->identify_data != NULL) {
guint i;
for (i = 0; priv->identify_data[i] != NULL; i++)
fp_print_data_free(priv->identify_data[i]);
g_free (priv->identify_data);
priv->identify_data = NULL;
}
}
static void fprint_device_verify_start(FprintDevice *rdev,
@ -882,7 +902,6 @@ static void fprint_device_verify_start(FprintDevice *rdev,
priv->current_action = ACTION_IDENTIFY;
g_message ("start identification device %d", priv->id);
//FIXME we're supposed to free the gallery here?
r = fp_async_identify_start (priv->dev, gallery, identify_cb, rdev);
} else {
priv->current_action = ACTION_VERIFY;
@ -899,7 +918,6 @@ static void fprint_device_verify_start(FprintDevice *rdev,
return;
}
/* FIXME fp_async_verify_start should copy the fp_print_data */
r = fp_async_verify_start(priv->dev, data, verify_cb, rdev);
}
@ -923,6 +941,8 @@ static void fprint_device_verify_start(FprintDevice *rdev,
dbus_g_method_return_error(context, error);
return;
}
priv->verify_data = data;
priv->identify_data = gallery;
dbus_g_method_return(context);
}
@ -955,8 +975,19 @@ static void fprint_device_verify_stop(FprintDevice *rdev,
}
if (priv->current_action == ACTION_VERIFY) {
if (priv->verify_data) {
fp_print_data_free (priv->verify_data);
priv->verify_data = NULL;
}
r = fp_async_verify_stop(priv->dev, verify_stop_cb, context);
} else if (priv->current_action == ACTION_IDENTIFY) {
if (priv->identify_data != NULL) {
guint i;
for (i = 0; priv->identify_data[i] != NULL; i++)
fp_print_data_free(priv->identify_data[i]);
g_free (priv->identify_data);
priv->identify_data = NULL;
}
r = fp_async_identify_stop(priv->dev, identify_stop_cb, context);
} else {
g_set_error(&error, FPRINT_ERROR, FPRINT_ERROR_NO_ACTION_IN_PROGRESS,