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New API calls burn_os_open_track_src() , burn_os_alloc_buffer()

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This commit is contained in:
Thomas Schmitt
2009-11-23 18:56:18 +00:00
parent 259d1cd2b7
commit dc8ecdd77e
13 changed files with 372 additions and 68 deletions
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28
libburn/write.c
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@ -2313,10 +2313,6 @@ void burn_disc_write_sync(struct burn_write_opts *o, struct burn_disc *disc)
off_t default_size;
char msg[80];
#ifdef Libburn_mmap_write_buffeR
size_t buffer_size;
#endif
/* ts A60924 : libburn/message.c gets obsoleted
burn_message_clear_queue();
@ -2332,22 +2328,11 @@ void burn_disc_write_sync(struct burn_write_opts *o, struct burn_disc *disc)
else
d->stream_recording_start = 0;
#ifdef Libburn_mmap_write_buffeR
fprintf(stderr,
"libburn_EXPERIMENTAL: allocating write buffer via mmap()\n");
buffer_size = sizeof(struct buffer);
if (buffer_size % (64 * 1024))
buffer_size += 64 * 1024 - (buffer_size % (64 * 1024));
d->buffer = mmap(NULL, buffer_size, PROT_READ | PROT_WRITE,
MAP_SHARED | MAP_ANONYMOUS, -1, (off_t) 0);
if(d->buffer == MAP_FAILED)
goto fail_wo_sync;
#else
d->buffer = calloc(sizeof(struct buffer), 1);
/* ts A91122 : Get buffer suitable for sources made by
burn_os_open_track_src() */
d->buffer = burn_os_alloc_buffer(sizeof(struct buffer), 0);
if (d->buffer == NULL)
goto fail_wo_sync;
#endif /* ! Libburn_mmap_write_buffeR */
/* >>> ts A90321
@ -2569,11 +2554,8 @@ fail_wo_sync:;
ex:;
d->do_stream_recording = 0;
if (d->buffer != NULL)
#ifdef Libburn_mmap_write_buffeR
munmap(d->buffer, buffer_size);
#else
free((char *) d->buffer);
#endif
burn_os_free_buffer((char *) d->buffer,
sizeof(struct buffer), 0);
d->buffer = buffer_mem;
return;
}