Version 2.2.3

[lttng-ust.git] / liblttng-ust / lttng-context-pthread-id.c

diff --git a/liblttng-ust/lttng-context-pthread-id.c b/liblttng-ust/lttng-context-pthread-id.c
index 62eda808786d01b1cf7eb165d4915a0e909b6a40..bf20c695f2d48f08f0787114de576ab44b152c0d 100644 (file)
--- a/liblttng-ust/lttng-context-pthread-id.c
+++ b/liblttng-ust/lttng-context-pthread-id.c
@@ -1,10 +1,23 @@
 /*
- * (C) Copyright       2009-2011 -
- *             Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * lttng-context-pthread-id.c
  *
  * LTTng UST pthread_id context.
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * Copyright (C) 2009-2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; only
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <pthread.h>
@@ -25,7 +38,7 @@ size_t pthread_id_get_size(size_t offset)
 static
 void pthread_id_record(struct lttng_ctx_field *field,
                 struct lttng_ust_lib_ring_buffer_ctx *ctx,
-                struct ltt_channel *chan)
+                struct lttng_channel *chan)
 {
        unsigned long pthread_id;
 
@@ -34,6 +47,16 @@ void pthread_id_record(struct lttng_ctx_field *field,
        chan->ops->event_write(ctx, &pthread_id, sizeof(pthread_id));
 }
 
+static
+void pthread_id_get_value(struct lttng_ctx_field *field,
+               union lttng_ctx_value *value)
+{
+       unsigned long pthread_id;
+
+       pthread_id = (unsigned long) pthread_self();
+       value->s64 = pthread_id;
+}
+
 int lttng_add_pthread_id_to_ctx(struct lttng_ctx **ctx)
 {
        struct lttng_ctx_field *field;
@@ -55,5 +78,6 @@ int lttng_add_pthread_id_to_ctx(struct lttng_ctx **ctx)
        field->event_field.type.u.basic.integer.encoding = lttng_encode_none;
        field->get_size = pthread_id_get_size;
        field->record = pthread_id_record;
+       field->get_value = pthread_id_get_value;
        return 0;
 }