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New flag bit4 of burn_read_data() for better handling of TAO end blocks

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This commit is contained in:
Thomas Schmitt
2012-10-25 12:39:50 +00:00
parent f689525bee
commit 3fce53d739
6 changed files with 38 additions and 6 deletions
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11
libburn/trunk/libburn/read.c
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@ -1,7 +1,7 @@
/* -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 8; -*- */
/* Copyright (c) 2004 - 2006 Derek Foreman, Ben Jansens
Copyright (c) 2006 - 2011 Thomas Schmitt <scdbackup@gmx.net>
Copyright (c) 2006 - 2012 Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
*/
@ -472,6 +472,11 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
cpy_size = data_size - *data_count;
if (flag & 2)
d->silent_on_scsi_error = 1;
if (flag & 16) {
d->had_particular_error &= ~1;
if (!d->silent_on_scsi_error)
d->silent_on_scsi_error = 2;
}
if (d->drive_role == 1) {
err = d->read_10(d, start, chunksize, d->buffer);
} else {
@ -481,9 +486,11 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
if (ret <= 0)
err = BE_CANCELLED;
}
if (flag & 2)
if (flag & (2 | 16))
d->silent_on_scsi_error = sose_mem;
if (err == BE_CANCELLED) {
if ((flag & 16) && (d->had_particular_error & 1))
ret = -3; goto ex;
/* Try to read a smaller part of the chunk */
if(!(flag & 4))
for (i = 0; i < chunksize - 1; i++) {