subversion/libsvn_fs_fs/cached_data.c

131         description = "  (txdelta window)";
616                     /* The txdelta window cache to use or NULL. */
637   int chunk_index;  /* number of the window to read */
1069   /* If not NULL, this is the base for the first delta window in rs_list */
1114      window stream before we continue normal operation. */
1125 /* Set window key in *KEY to address the window described by RS.
1151   /* unparsed and parsed window */
1152   const svn_fs_fs__raw_cached_window_t *window
1157   /* create a read stream taking the raw window as input */
1158   raw_window.data = svn_temp_deserializer__ptr(window,
1159                                 (const void * const *)&window->window.data);
1160   raw_window.len = window->window.len;
1164   SVN_ERR(svn_txdelta_read_svndiff_window(&result->window, stream, 1,
1167   /* complete the window and return it */
1168   result->end_offset = window->end_offset;
1179  * success of the lookup. Allocations of the window in will be made
1194       /* txdelta window has not been enabled */
1199       /* ask the cache for the desired txdelta window */
1210       /* If we did not find a parsed txdelta window, we might have a raw
1226           *window_p = cached_window->window;
1241 set_cached_window(svn_txdelta_window_t *window,
1247       /* store the window and the first offset _past_ it */
1251       cached_window.window = window;
1268  * the caller about the success of the lookup. Allocations (of the window
1279       /* txdelta window has not been enabled */
1284       /* ask the cache for the desired txdelta window */
1300 set_cached_combined_window(svn_stringbuf_t *window,
1311                             window,
1324    Also, set *WINDOW_P to the base window content for *LIST, if it
1376       /* for txn reps, there won't be a cached combined window */
1382           /* We already have a reconstructed window in our cache.
1456    window into *NWIN.  Note that RS->CHUNK_INDEX will be THIS_CHUNK rather
1473   /* Read the next window.  But first, try to find it in the cache. */
1494          desired txdelta window */
1523                                 _("Reading one svndiff window read "
1529   /* Actually read the next window. */
1536                             _("Reading one svndiff window read beyond "
1539   /* the window has not been cached before, thus cache it now
1586 /* Get the undeltified window that is a result of combining all deltas
1588    base representation.  Store the window in *RESULT. */
1601      the size of each window is relatively small (100kB) and skip-
1609       svn_txdelta_window_t *window;
1614       SVN_ERR(read_delta_window(&window, rb->chunk_index, rs, window_pool,
1617       APR_ARRAY_PUSH(windows, svn_txdelta_window_t *) = window;
1618       if (window->src_ops == 0)
1629       svn_txdelta_window_t *window;
1634       window = APR_ARRAY_IDX(windows, i, svn_txdelta_window_t *);
1637          as much data from it as the needed for the txdelta window's source
1647            * window. */
1648           if (window->src_ops)
1650                                       window->sview_len,
1653             SVN_ERR(skip_plain_window(rb->src_state, window->sview_len));
1656       /* Combine this window with the current one. */
1658       buf = svn_stringbuf_create_ensure(window->tview_len, new_pool);
1659       buf->len = window->tview_len;
1661       svn_txdelta_apply_instructions(window, source ? source->data : NULL,
1663       if (buf->len != window->tview_len)
1665                                 _("svndiff window length is "
1960       /* Read LEN bytes from the window stream and store the data
1976       /* Simply drain LEN bytes from the window stream. */
2019   /* No fulltext cache to help us.  We must read from the window stream. */
2028        * window stream catch up.  Also, initialize the fulltext buffer
2206 delta_read_next_window(svn_txdelta_window_t **window, void *baton,
2212   *window = NULL;
2215       SVN_ERR(read_delta_window(window, drb->rs->chunk_index, drb->rs, pool,
2861  * Instead of the whole window data, return only END_OFFSET member.
2870   const svn_fs_fs__txdelta_cached_window_t *window
2872   *(apr_off_t*)out = window->end_offset;
2878  * Instead of the whole window data, return only END_OFFSET member.
2887   const svn_fs_fs__raw_cached_window_t *window
2889   *(apr_off_t*)out = window->end_offset;
2896  * window caches.  If MAX_OFFSET is not -1, don't read windows that start
2924        * It might be cached as either raw or parsed window.
2943           /* Read, decode and cache the window. */
2944           svn_fs_fs__raw_cached_window_t window;
2949           /* navigate to the current window */
2955           /* Read the raw window. */
2965           /* Construct the cachable raw window object. */
2966           window.end_offset = rs->current;
2967           window.window.len = window_len;
2968           window.window.data = buf;
2970           /* cache the window now */
2971           SVN_ERR(svn_cache__set(rs->raw_window_cache, &key, &window,
2977                                 _("Reading one svndiff window read beyond "