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authorKay Sievers <kay.sievers@vrfy.org>2009-05-26 00:50:45 +0200
committerKay Sievers <kay.sievers@vrfy.org>2009-05-26 00:50:45 +0200
commitd3c8231e738dd286591c1becc2f327ed55ed89d1 (patch)
tree6240c376a535f6f00ace2af6080e05c16cd1de8a /extras/cdrom_id/cdrom_id.c
parentbec7e07acc8ca2288e780d11b4d1e1387c3513dc (diff)
cdrom_id: suppress ID_CDROM_MEDIA_STATE=blank for plain non-writable CDROM media
Some broken fake cdrom drives return ID_CDROM_MEDIA_STATE=blank. $ /lib/udev/cdrom_id -d /dev/sr1 main: probing: '/dev/sr1' cd_inquiry: INQUIRY: [Nokia ][S60 ][1.0 ] cd_profiles: GET CONFIGURATION: number of profiles 76 cd_profiles: current profile 0x08 cd_media_toc: READ TOC: len: 12 cd_media_toc: last track 1 starts at block 0 cd_media_info: disk type 00 ID_CDROM=1 ID_CDROM_MRW=1 ID_CDROM_MRW_W=1 ID_CDROM_MEDIA=1 ID_CDROM_MEDIA_CD=1 ID_CDROM_MEDIA_STATE=blank Others work fine, but ID_CDROM_MEDIA_STATE is not needed for non-writable CDROM media: $ /lib/udev/cdrom_id -d /dev/sr1 main: probing: '/dev/sr1' cd_inquiry: INQUIRY: [SanDisk ][U3 Cruzer Micro ][8.02] cd_profiles: GET CONFIGURATION: number of profiles 72 cd_profiles: current profile 0x08 cd_media_toc: READ TOC: len: 20 cd_media_toc: track=1 info=0x4(data) start_block=0 cd_media_toc: last track 1 starts at block 0 cd_media_info: disk type 00 ID_CDROM=1 ID_CDROM_MRW=1 ID_CDROM_MRW_W=1 ID_CDROM_MEDIA=1 ID_CDROM_MEDIA_CD=1 ID_CDROM_MEDIA_STATE=complete ID_CDROM_MEDIA_SESSION_COUNT=1 ID_CDROM_MEDIA_TRACK_COUNT=1 ID_CDROM_MEDIA_TRACK_COUNT_DATA=1
Diffstat (limited to 'extras/cdrom_id/cdrom_id.c')
-rw-r--r--extras/cdrom_id/cdrom_id.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/extras/cdrom_id/cdrom_id.c b/extras/cdrom_id/cdrom_id.c
index 0d873ae8e5..921e5346c9 100644
--- a/extras/cdrom_id/cdrom_id.c
+++ b/extras/cdrom_id/cdrom_id.c
@@ -426,8 +426,10 @@ static int cd_media_info(struct udev *udev, int fd)
info(udev, "disk type %02x\n", header[8]);
- if ((header[2] & 3) < 4)
+ /* exclude plain CDROM, some fake cdroms return 0 for "blank" media here */
+ if (!cd_media_cd_rom && (header[2] & 3) < 4)
cd_media_state = media_status[header[2] & 3];
+
if ((header[2] & 3) != 2)
cd_media_session_next = header[10] << 8 | header[5];
cd_media_session_count = header[9] << 8 | header[4];