Add accessor for git_remote's stats field

Also converted the network example to use it.

examples/network/fetch.c

@@ -9,7 +9,6 @@
 struct dl_data {
 	git_remote *remote;
 	git_off_t *bytes;
-	git_indexer_stats *stats;
 	int ret;
 	int finished;
 };
@@ -35,7 +34,7 @@ static void *download(void *ptr)
 	// Download the packfile and index it. This function updates the
 	// amount of received data and the indexer stats which lets you
 	// inform the user about progress.
-	if (git_remote_download(data->remote, data->bytes, data->stats) < 0) {
+	if (git_remote_download(data->remote, data->bytes) < 0) {
 		data->ret = -1;
 		goto exit;
 	}
@@ -70,14 +69,14 @@ int fetch(git_repository *repo, int argc, char **argv)
 {
 	git_remote *remote = NULL;
 	git_off_t bytes = 0;
-	git_indexer_stats stats;
+	const git_indexer_stats *stats;
 	pthread_t worker;
 	struct dl_data data;
 	git_remote_callbacks callbacks;
 
 	argc = argc;
 	// Figure out whether it's a named remote or a URL
-	printf("Fetching %s\n", argv[1]);
+	printf("Fetching %s for repo %p\n", argv[1], repo);
 	if (git_remote_load(&remote, repo, argv[1]) < 0) {
 		if (git_remote_new(&remote, repo, NULL, argv[1], NULL) < 0)
 			return -1;
@@ -92,10 +91,10 @@ int fetch(git_repository *repo, int argc, char **argv)
 	// Set up the information for the background worker thread
 	data.remote = remote;
 	data.bytes = &bytes;
-	data.stats = &stats;
 	data.ret = 0;
 	data.finished = 0;
-	memset(&stats, 0, sizeof(stats));
+
+	stats = git_remote_stats(remote);
 
 	pthread_create(&worker, NULL, download, &data);
 
@@ -106,16 +105,16 @@ int fetch(git_repository *repo, int argc, char **argv)
 	do {
 		usleep(10000);
 
-		if (stats.total > 0)
+		if (stats->total > 0)
 			printf("Received %d/%d objects (%d) in %d bytes\r",
-			       stats.received, stats.total, stats.processed, bytes);
+			       stats->received, stats->total, stats->processed, bytes);
 	} while (!data.finished);
 
 	if (data.ret < 0)
 		goto on_error;
 
 	pthread_join(worker, NULL);
-	printf("\rReceived %d/%d objects in %zu bytes\n", stats.processed, stats.total, bytes);
+	printf("\rReceived %d/%d objects in %zu bytes\n", stats->processed, stats->total, bytes);
 
 	// Disconnect the underlying connection to prevent from idling.
 	git_remote_disconnect(remote);

include/git2/remote.h

@@ -313,6 +313,11 @@ struct git_remote_callbacks {
  */
 GIT_EXTERN(void) git_remote_set_callbacks(git_remote *remote, git_remote_callbacks *callbacks);
 
+/**
+ * Get the statistics structure that is filled in by the fetch operation.
+ */
+GIT_EXTERN(const git_indexer_stats *) git_remote_stats(git_remote *remote);
+
 enum {
 	GIT_REMOTE_DOWNLOAD_TAGS_UNSET,
 	GIT_REMOTE_DOWNLOAD_TAGS_NONE,

src/remote.c

@@ -703,6 +703,12 @@ void git_remote_set_callbacks(git_remote *remote, git_remote_callbacks *callback
 	}
 }
 
+inline const git_indexer_stats* git_remote_stats(git_remote *remote)
+{
+	assert(remote);
+	return &remote->stats;
+}
+
 int git_remote_autotag(git_remote *remote)
 {
 	return remote->download_tags;