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New API function burn_get_read_capacity()

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This commit is contained in:
Thomas Schmitt 2008-12-17 09:19:34 +00:00
parent 6481e2f61d
commit 8a92d512d0
3 changed files with 24 additions and 3 deletions
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2
libburn/trunk/cdrskin/cdrskin_timestamp.h
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@ -1 +1 @@
#define Cdrskin_timestamP "2008.12.13.144909"
#define Cdrskin_timestamP "2008.12.17.091905"

7
libburn/trunk/libburn/drive.c
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@ -2507,3 +2507,10 @@ int burn_drive_set_media_capacity_remaining(struct burn_drive *d, off_t value)
return 1;
}
/* ts A81215 : API */
int burn_get_read_capacity(struct burn_drive *d, int *capacity, int flag)
{
*capacity = d->media_read_capacity;
return (d->media_read_capacity != 0x7fffffff);
}

18
libburn/trunk/libburn/libburn.h
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@ -1254,7 +1254,7 @@ void burn_disc_erase(struct burn_drive *drive, int fast);
the format to use. See burn_disc_get_formats(),
burn_disc_get_format_descr().
Acceptable types are: 0x00, 0x01, 0x10, 0x11, 0x13,
0x15, 0x26, 0x30, 0x31.
0x15, 0x26, 0x30, 0x31, 0x32.
If bit7 is set, then bit4 is set automatically.
bit16= enable POW on blank BD-R
@since 0.3.0
@ -2417,6 +2417,20 @@ int burn_random_access_write(struct burn_drive *d, off_t byte_address,
char *data, off_t data_count, int flag);
/* ts A81215 */
/** Inquire the maximum amount of readable data.
It is supposed that all LBAs in the range from 0 to media_read_acpacity-1
can be read via burn_read_data() although some of them may never have been
recorded. If tracks are recognizable then it is better to only read
LBAs which are part of some track.
@param d The drive from which to read
@param capacity Will return the result if valid
@param flag Bitfield for control purposes: Unused yet, submit 0.
@return 1=sucessful , <=0 an error occured
@since 0.6.0
*/
int burn_get_read_capacity(struct burn_drive *d, int *capacity, int flag);
/* ts A70812 */
/** Read data in random access mode.
The drive must be grabbed successfully before calling this function.
@ -2426,7 +2440,7 @@ int burn_random_access_write(struct burn_drive *d, off_t byte_address,
This is a synchronous call which returns only after the full read job
has ended (sucessfully or not). So it is wise not to read giant amounts
of data in a single call.
@param d The drive to which to write
@param d The drive from which to read
@param byte_address The start address of the read in byte (aligned to 2048)
@param data A memory buffer capable of taking data_size bytes
@param data_size The amount of data to be read. This does not have to