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From rhuij...@apache.org
Subject svn commit: r1158710 - in /subversion/branches/1.7.x-r1155160: ./ subversion/libsvn_ra_serf/ra_serf.h subversion/libsvn_ra_serf/util.c
Date Wed, 17 Aug 2011 13:56:51 GMT
Author: rhuijben
Date: Wed Aug 17 13:56:51 2011
New Revision: 1158710

URL: http://svn.apache.org/viewvc?rev=1158710&view=rev
Log:
On the 1.7.x-r1155160 branch: Merge r1155160 from trunk, resolving conflict.

Modified:
    subversion/branches/1.7.x-r1155160/   (props changed)
    subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/ra_serf.h
    subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/util.c

Propchange: subversion/branches/1.7.x-r1155160/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Aug 17 13:56:51 2011
@@ -56,4 +56,4 @@
 /subversion/branches/tree-conflicts:868291-873154
 /subversion/branches/tree-conflicts-notify:873926-874008
 /subversion/branches/uris-as-urls:1060426-1064427
-/subversion/trunk:1146013,1146121,1146219,1146222,1146274,1146492,1146555,1146606,1146620,1146684,1146781,1146832,1146834,1146870,1146899,1146904,1147293,1147309,1147882,1148071,1148131,1148374,1148424,1148566,1148588,1148853,1148877,1148882,1148936,1149105,1149141,1149160,1149228,1149240,1149343,1149371-1149372,1149377,1149398,1149401,1149539,1149572,1149627,1149675,1149701,1149713,1150242,1150254,1150260-1150261,1150266,1150302,1150327,1150368,1150372,1150441,1150506,1150812,1150853,1151036,1151177,1151610,1151906,1151911,1152129,1152140,1152189-1152190,1152282,1152726,1153138,1153141,1153416,1153799,1153807,1153968,1154009,1154023,1154121,1154165,1154273,1154461,1154908,1155015,1155044,1155313,1155334,1156085,1156098,1156216,1156312,1156527,1156717,1156721,1156750,1156827,1156838,1157416,1158193-1158194,1158285,1158288,1158303,1158421,1158436,1158455
+/subversion/trunk:1146013,1146121,1146219,1146222,1146274,1146492,1146555,1146606,1146620,1146684,1146781,1146832,1146834,1146870,1146899,1146904,1147293,1147309,1147882,1148071,1148131,1148374,1148424,1148566,1148588,1148853,1148877,1148882,1148936,1149105,1149141,1149160,1149228,1149240,1149343,1149371-1149372,1149377,1149398,1149401,1149539,1149572,1149627,1149675,1149701,1149713,1150242,1150254,1150260-1150261,1150266,1150302,1150327,1150368,1150372,1150441,1150506,1150812,1150853,1151036,1151177,1151610,1151906,1151911,1152129,1152140,1152189-1152190,1152282,1152726,1153138,1153141,1153416,1153799,1153807,1153968,1154009,1154023,1154121,1154165,1154273,1154461,1154908,1155015,1155044,1155160,1155313,1155334,1156085,1156098,1156216,1156312,1156527,1156717,1156721,1156750,1156827,1156838,1157416,1158193-1158194,1158285,1158288,1158303,1158421,1158436,1158455

Modified: subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/ra_serf.h
URL: http://svn.apache.org/viewvc/subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/ra_serf.h?rev=1158710&r1=1158709&r2=1158710&view=diff
==============================================================================
--- subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/ra_serf.h (original)
+++ subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/ra_serf.h Wed Aug 17 13:56:51
2011
@@ -622,6 +622,11 @@ struct svn_ra_serf__xml_parser_t {
 
      See libsvn_ra_serf/util.c  */
   struct svn_ra_serf__pending_t *pending;
+
+  /* Response restart support */
+  const void *headers_baton; /* Last pointer to headers */
+  apr_off_t skip_size; /* Number of bytes to skip */
+  apr_off_t read_size; /* Number of bytes read from response */
 };
 
 /*

Modified: subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/util.c
URL: http://svn.apache.org/viewvc/subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/util.c?rev=1158710&r1=1158709&r2=1158710&view=diff
==============================================================================
--- subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/util.c (original)
+++ subversion/branches/1.7.x-r1155160/subversion/libsvn_ra_serf/util.c Wed Aug 17 13:56:51
2011
@@ -1528,6 +1528,22 @@ svn_ra_serf__handle_xml_parser(serf_requ
       return SVN_NO_ERROR;
     }
 
+  if (ctx->headers_baton == NULL)
+    ctx->headers_baton = serf_bucket_response_get_headers(response);
+  else if (ctx->headers_baton != serf_bucket_response_get_headers(response))
+    {
+      /* We got a new response to an existing parser...
+         This tells us the connection has restarted and we should continue
+         where we stopped last time.
+       */
+
+      /* Is this a second attempt?? */
+      if (!ctx->skip_size)
+        ctx->skip_size = ctx->read_size;
+
+      ctx->read_size = 0; /* New request, nothing read */
+    }
+
   if (!ctx->xmlp)
     {
       ctx->xmlp = XML_ParserCreate(NULL);
@@ -1563,6 +1579,35 @@ svn_ra_serf__handle_xml_parser(serf_requ
           return svn_error_wrap_apr(status, NULL);
         }
 
+      ctx->read_size += len;
+
+      if (ctx->skip_size)
+        {
+          /* Handle restarted requests correctly: Skip what we already read */
+          apr_size_t skip;
+
+          if (ctx->skip_size >= ctx->read_size)
+            {
+            /* Eek.  What did the file shrink or something? */
+              if (APR_STATUS_IS_EOF(status))
+                {
+                  SVN_ERR_MALFUNCTION();
+                }
+
+              /* Skip on to the next iteration of this loop. */
+              if (APR_STATUS_IS_EAGAIN(status))
+                {
+                  return svn_error_wrap_apr(status, NULL);
+                }
+              continue;
+            }
+
+          skip = (apr_size_t)(len - (ctx->read_size - ctx->skip_size));
+          data += skip;
+          len -= skip;
+          ctx->skip_size = 0;
+        }
+
       /* Note: once the callbacks invoked by inject_to_parser() sets the
          PAUSED flag, then it will not be cleared. write_to_pending() will
          only save the content. Logic outside of serf_context_run() will



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