legacy/experimental/ecdb/trunk/src/ecdb_erase.c

146 lines
4.0 KiB
C

/* vim: set sw=3 ts=3 sts=3 expandtab: */
#include "ecdb.h"
typedef struct Erase_Data Erase_Data;
struct Erase_Data
{
Ecdb_Project *proj;
Ecdb_Page *page;
};
static void ecdb_erase_progress_handler(void *data, void *buffer,
unsigned int nbyte);
int ecdb_erase_finished(void *data, int type, void *event);
// FIXME Make this return an error code
int
ecdb_erase_disc(Ecdb_Erase_Project *proj, Ecdb_Page *page)
{
BurnDriveStatus disc_state;
pthread_t progress_update;
Erase_Data *data;
data = calloc(1, sizeof(Erase_Data));
if (!data)
{
EINA_ERROR_PWARN("ecdb_erase_disc: NULL data!\n");
return FALSE;
}
data->proj = ECDB_PROJECT(proj);
data->page = page;
disc_state = burn_disc_get_status(ECDB_PROJECT(proj)->drive->
tangible[0].drive);
if (((disc_state == BURN_DISC_FULL)
|| (disc_state == BURN_DISC_APPENDABLE))
&& (burn_disc_erasable(ECDB_PROJECT(proj)->drive->tangible[0].drive)))
{
EINA_ERROR_PINFO("Beginning to erase disc!\n");
ECDB_PROJECT(proj)->pipe = ecore_pipe_add(ecdb_erase_progress_handler,
data);
burn_disc_erase(ECDB_PROJECT(proj)->drive->tangible[0].drive,
proj->quick);
pthread_create(&progress_update, NULL, ecdb_drive_progress_update, proj);
pthread_detach(progress_update);
ECDB_PROJECT(proj)->ev_handler = ecore_event_handler_add
(ECDB_DRIVE_ACTION_FINISHED, ecdb_erase_finished, data);
return TRUE;
}
else
{
EINA_ERROR_PINFO("Disc not suitable for erasing\n");
return FALSE;
}
}
static void
ecdb_erase_progress_handler(void *data, void *buffer, unsigned int nbyte)
{
BurnProgress *p;
Evas_Object *swallow;
Erase_Data *edata;
static int last_sector = 0;
Edje_Message_Int_Set *progress_msg;
EINA_ERROR_PDBG("In progress handler, %d, %d\n", sizeof(BurnProgress),
nbyte);
if (nbyte != sizeof(BurnProgress))
{
ecore_event_add(ECDB_DRIVE_ACTION_FINISHED, NULL, NULL, NULL);
EINA_ERROR_PDBG("Adding event to queue.\n");
last_sector = 0;
return;
}
else
{
p = buffer;
}
/* Libburn reports p->sector as being 0 right at the end of the job,
* so store the last sector and use that to determine the proper
* percentage/sector to set
*/
if (last_sector <= p->sector)
{
last_sector = p->sector;
}
else
{
last_sector = p->sectors;
}
edata = data;
if (!edata)
{
EINA_ERROR_PWARN("ecdb_erase_progress_handler: NULL edata!\n");
return;
}
if ((!edata->page) || (!edata->proj))
{
EINA_ERROR_PWARN("ecdb_erase_progress_handler: NULL page or proj!\n");
return;
}
switch (edata->proj->type)
{
case ECDB_ERASE_PROJECT:
swallow = edata->page->erase;
break;
default:
EINA_ERROR_PWARN("ecdb_erase_progress_handler: "
"Unrecognized project type!\n");
return;
}
progress_msg = alloca(sizeof(Edje_Message_Int_Set) + (2 * sizeof(int)));
progress_msg->count = 3;
progress_msg->val[0] = (int)((double)(last_sector + 1) /
(double)p->sectors * 100.0);
progress_msg->val[1] = last_sector;
progress_msg->val[2] = p->sectors;
edje_object_message_send(swallow, EDJE_MESSAGE_INT_SET, 0, progress_msg);
}
int
ecdb_erase_finished(void *data, int type, void *event)
{
Erase_Data *ed;
Ecdb_Erase_Project *proj;
ed = data;
proj = ECDB_ERASE(ed->proj);
burn_drive_release(ECDB_PROJECT(proj)->drive->tangible[0].drive, 0);
burn_drive_info_free(ECDB_PROJECT(proj)->drive->tangible);
ecore_event_handler_del(ECDB_PROJECT(proj)->ev_handler);
ecore_pipe_del(ECDB_PROJECT(proj)->pipe);
ecdb_erase_cleanup(ed->page);
FREE(ed);
return TRUE;
}