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New API call burn_fifo_peek_data()

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This commit is contained in:
Thomas Schmitt
2008-07-14 11:38:22 +00:00
parent 38f0399fff
commit 9d48bb6892
4 changed files with 114 additions and 11 deletions
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38
libburn/async.c
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@ -43,7 +43,15 @@
#include "libdax_msgs.h"
extern struct libdax_msgs *libdax_messenger;
#define SCAN_GOING() (workers && !workers->drive)
/* ts A80714 : introduced type codes for the worker list */
#define Burnworker_type_scaN 0
#define Burnworker_type_erasE 1
#define Burnworker_type_formaT 2
#define Burnworker_type_writE 3
#define Burnworker_type_fifO 4
#define SCAN_GOING() (workers != NULL && \
workers->w_type == Burnworker_type_scaN)
typedef void *(*WorkerFunc) (void *);
@ -85,6 +93,9 @@ struct fifo_opts
struct w_list
{
/* ts A80714 */
int w_type; /* see above define Burnworker_type_* */
struct burn_drive *drive;
pthread_t thread;
@ -113,7 +124,8 @@ static struct w_list *find_worker(struct burn_drive *d)
return NULL;
}
static void add_worker(struct burn_drive *d, WorkerFunc f, void *data)
static void add_worker(int w_type, struct burn_drive *d,
WorkerFunc f, void *data)
{
struct w_list *a;
struct w_list *tmp;
@ -124,6 +136,7 @@ static void add_worker(struct burn_drive *d, WorkerFunc f, void *data)
#endif
a = malloc(sizeof(struct w_list));
a->w_type = w_type;
a->drive = d;
a->u = *(union w_list_data *)data;
@ -259,7 +272,8 @@ drive_is_active:;
o.drives = drives;
o.n_drives = n_drives;
o.done = 0;
add_worker(NULL, (WorkerFunc) scan_worker_func, &o);
add_worker(Burnworker_type_scaN, NULL,
(WorkerFunc) scan_worker_func, &o);
} else if (workers->u.scan.done) {
/* its done */
ret = workers->u.scan.done;
@ -303,7 +317,7 @@ void burn_disc_erase(struct burn_drive *drive, int fast)
"NULL pointer caught in burn_disc_erase", 0, 0);
return;
}
if ((SCAN_GOING()) || find_worker(drive)) {
if ((SCAN_GOING()) || find_worker(drive) != NULL) {
libdax_msgs_submit(libdax_messenger, drive->global_index,
0x00020102,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
@ -343,7 +357,8 @@ void burn_disc_erase(struct burn_drive *drive, int fast)
o.drive = drive;
o.fast = fast;
add_worker(drive, (WorkerFunc) erase_worker_func, &o);
add_worker(Burnworker_type_erasE, drive,
(WorkerFunc) erase_worker_func, &o);
}
@ -364,7 +379,7 @@ void burn_disc_format(struct burn_drive *drive, off_t size, int flag)
int ok = 0;
char msg[160];
if ((SCAN_GOING()) || find_worker(drive)) {
if ((SCAN_GOING()) || find_worker(drive) != NULL) {
libdax_msgs_submit(libdax_messenger, drive->global_index,
0x00020102,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
@ -411,7 +426,8 @@ void burn_disc_format(struct burn_drive *drive, off_t size, int flag)
o.drive = drive;
o.size = size;
o.flag = flag;
add_worker(drive, (WorkerFunc) format_worker_func, &o);
add_worker(Burnworker_type_formaT, drive,
(WorkerFunc) format_worker_func, &o);
}
@ -441,7 +457,7 @@ void burn_disc_write(struct burn_write_opts *opts, struct burn_disc *disc)
/* ts A61006 */
/* a ssert(!SCAN_GOING()); */
/* a ssert(!find_worker(opts->drive)); */
if ((SCAN_GOING()) || find_worker(opts->drive)) {
if ((SCAN_GOING()) || find_worker(opts->drive) != NULL) {
libdax_msgs_submit(libdax_messenger, opts->drive->global_index,
0x00020102,
LIBDAX_MSGS_SEV_SORRY, LIBDAX_MSGS_PRIO_HIGH,
@ -495,7 +511,8 @@ void burn_disc_write(struct burn_write_opts *opts, struct burn_disc *disc)
opts->refcount++;
add_worker(opts->drive, (WorkerFunc) write_disc_worker_func, &o);
add_worker(Burnworker_type_writE, opts->drive,
(WorkerFunc) write_disc_worker_func, &o);
}
@ -523,7 +540,8 @@ int burn_fifo_start(struct burn_source *source, int flag)
o.source = source;
o.flag = flag;
add_worker(NULL, (WorkerFunc) fifo_worker_func, &o);
add_worker(Burnworker_type_fifO, NULL,
(WorkerFunc) fifo_worker_func, &o);
fs->is_started = 1;
return 1;
}