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Prevented SIGSEGV after illegal drive operations during sync write

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This commit is contained in:
Thomas Schmitt 2008-10-04 07:27:43 +00:00
parent 78642d08ae
commit 89c12404d0
4 changed files with 9 additions and 8 deletions
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2
cdrskin/cdrskin_timestamp.h
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@ -1 +1 @@
#define Cdrskin_timestamP "2008.09.28.211741" #define Cdrskin_timestamP "2008.10.04.072657"

4
libburn/drive.c
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@ -624,7 +624,7 @@ void burn_disc_format_sync(struct burn_drive *d, off_t size, int flag)
int ret, buf_secs, err, i, stages = 1, pbase, pfill, pseudo_sector; int ret, buf_secs, err, i, stages = 1, pbase, pfill, pseudo_sector;
off_t num_bufs; off_t num_bufs;
char msg[80]; char msg[80];
struct buffer buf; struct buffer buf, *buf_mem = d->buffer;
/* reset the progress */ /* reset the progress */
d->progress.session = 0; d->progress.session = 0;
@ -706,7 +706,7 @@ void burn_disc_format_sync(struct burn_drive *d, off_t size, int flag)
ex:; ex:;
d->progress.sector = 0x10000; d->progress.sector = 0x10000;
d->busy = BURN_DRIVE_IDLE; d->busy = BURN_DRIVE_IDLE;
d->buffer = NULL; d->buffer = buf_mem;
} }

4
libburn/read.c
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@ -323,7 +323,7 @@ int burn_read_data(struct burn_drive *d, off_t byte_address,
int alignment = 2048, start, upto, chunksize = 1, err, cpy_size, i; int alignment = 2048, start, upto, chunksize = 1, err, cpy_size, i;
int sose_mem = 0, fd = -1, ret; int sose_mem = 0, fd = -1, ret;
char msg[81], *wpt; char msg[81], *wpt;
struct buffer buf; struct buffer buf, *buffer_mem = d->buffer;
/* /*
#define Libburn_read_data_adr_logginG 1 #define Libburn_read_data_adr_logginG 1
@ -485,7 +485,7 @@ ex:;
if (fd != -1) if (fd != -1)
close(fd); close(fd);
*/ */
d->buffer = NULL; d->buffer = buffer_mem;
d->busy = BURN_DRIVE_IDLE; d->busy = BURN_DRIVE_IDLE;
return ret; return ret;
} }

7
libburn/write.c
View File

@ -1996,7 +1996,7 @@ void burn_disc_write_sync(struct burn_write_opts *o, struct burn_disc *disc)
{ {
struct cue_sheet *sheet; struct cue_sheet *sheet;
struct burn_drive *d = o->drive; struct burn_drive *d = o->drive;
struct buffer buf; struct buffer buf, *buffer_mem = o->drive->buffer;
struct burn_track *lt, *t; struct burn_track *lt, *t;
int first = 1, i, ret, lba, nwa = 0; int first = 1, i, ret, lba, nwa = 0;
off_t default_size; off_t default_size;
@ -2206,6 +2206,7 @@ fail_wo_sync:;
d->busy = BURN_DRIVE_IDLE; d->busy = BURN_DRIVE_IDLE;
ex:; ex:;
d->do_stream_recording = 0; d->do_stream_recording = 0;
d->buffer = buffer_mem;
return; return;
} }
@ -2215,7 +2216,7 @@ int burn_random_access_write(struct burn_drive *d, off_t byte_address,
{ {
int alignment = 0, start, upto, chunksize, err, fd = -1, ret; int alignment = 0, start, upto, chunksize, err, fd = -1, ret;
char msg[81], *rpt; char msg[81], *rpt;
struct buffer buf; struct buffer buf, *buffer_mem = d->buffer;
if (d->released) { if (d->released) {
libdax_msgs_submit(libdax_messenger, libdax_msgs_submit(libdax_messenger,
@ -2326,7 +2327,7 @@ int burn_random_access_write(struct burn_drive *d, off_t byte_address,
if(fd >= 0) if(fd >= 0)
close(fd); close(fd);
d->buffer = NULL; d->buffer = buffer_mem;
d->busy = BURN_DRIVE_IDLE; d->busy = BURN_DRIVE_IDLE;
return 1; return 1;
} }