Implement CTF-IR event getters

[babeltrace.git] / formats / ctf / writer / writer.c

diff --git a/formats/ctf/writer/writer.c b/formats/ctf/writer/writer.c
index d0fad8fbb0ab5d3fde5b0753b1f419839ade0418..57236bd94186baa0c3e562cb1a49834191b39971 100644 (file)
--- a/formats/ctf/writer/writer.c
+++ b/formats/ctf/writer/writer.c
@@ -3,7 +3,7 @@
  *
  * Babeltrace CTF Writer
  *
- * Copyright 2013 EfficiOS Inc.
+ * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
  *
@@ -28,11 +28,12 @@
 
 #include <babeltrace/ctf-writer/writer.h>
 #include <babeltrace/ctf-writer/clock.h>
-#include <babeltrace/ctf-writer/clock-internal.h>
+#include <babeltrace/ctf-ir/clock-internal.h>
 #include <babeltrace/ctf-writer/writer-internal.h>
-#include <babeltrace/ctf-writer/event-types-internal.h>
-#include <babeltrace/ctf-writer/event-fields-internal.h>
+#include <babeltrace/ctf-ir/event-types-internal.h>
+#include <babeltrace/ctf-ir/event-fields-internal.h>
 #include <babeltrace/ctf-writer/functor-internal.h>
+#include <babeltrace/ctf-ir/stream-class-internal.h>
 #include <babeltrace/ctf-writer/stream-internal.h>
 #include <babeltrace/ctf-writer/stream.h>
 #include <babeltrace/compiler.h>
@@ -115,8 +116,7 @@ struct bt_ctf_writer *bt_ctf_writer_create(const char *path)
                goto error_destroy;
        }
 
-       writer->trace_dir_fd = open(path, O_RDONLY | O_DIRECTORY,
-               S_IRWXU | S_IRWXG);
+       writer->trace_dir_fd = open(path, O_RDONLY, S_IRWXU | S_IRWXG);
        if (writer->trace_dir_fd < 0) {
                perror("open");
                goto error_destroy;
@@ -168,11 +168,17 @@ void bt_ctf_writer_destroy(struct bt_ctf_ref *ref)
        }
 
        if (writer->trace_dir_fd > 0) {
-               close(writer->trace_dir_fd);
+               if (close(writer->trace_dir_fd)) {
+                       perror("close");
+                       abort();
+               }
        }
 
        if (writer->metadata_fd > 0) {
-               close(writer->metadata_fd);
+               if (close(writer->metadata_fd)) {
+                       perror("close");
+                       abort();
+               }
        }
 
        if (writer->environment) {
@@ -228,6 +234,7 @@ struct bt_ctf_stream *bt_ctf_writer_create_stream(struct bt_ctf_writer *writer,
                goto error;
        }
 
+
        for (i = 0; i < writer->stream_classes->len; i++) {
                if (writer->stream_classes->pdata[i] == stream->stream_class) {
                        stream_class_found = 1;
@@ -235,11 +242,21 @@ struct bt_ctf_stream *bt_ctf_writer_create_stream(struct bt_ctf_writer *writer,
        }
 
        if (!stream_class_found) {
-               if (bt_ctf_stream_class_set_id(stream->stream_class,
-                       writer->next_stream_id++)) {
-                       goto error;
+               int64_t stream_id = bt_ctf_stream_class_get_id(stream_class);
+               if (stream_id < 0) {
+                       if (bt_ctf_stream_class_set_id(stream->stream_class,
+                               writer->next_stream_id++)) {
+                               goto error;
+                       }
                }
 
+               for (i = 0; i < writer->stream_classes->len; i++) {
+                       if (stream_id == bt_ctf_stream_class_get_id(
+                                   writer->stream_classes->pdata[i])) {
+                               /* Duplicate stream id found */
+                               goto error;
+                       }
+               }
                bt_ctf_stream_class_get(stream->stream_class);
                g_ptr_array_add(writer->stream_classes, stream->stream_class);
        }
@@ -352,10 +369,11 @@ const char *get_byte_order_string(int byte_order)
 }
 
 static
-void append_trace_metadata(struct bt_ctf_writer *writer,
+int append_trace_metadata(struct bt_ctf_writer *writer,
                struct metadata_context *context)
 {
        unsigned char *uuid = writer->uuid;
+       int ret;
 
        g_string_append(context->string, "trace {\n");
 
@@ -374,10 +392,16 @@ void append_trace_metadata(struct bt_ctf_writer *writer,
        g_string_append(context->string, "\tpacket.header := ");
        context->current_indentation_level++;
        g_string_assign(context->field_name, "");
-       bt_ctf_field_type_serialize(writer->trace_packet_header_type, context);
+       ret = bt_ctf_field_type_serialize(writer->trace_packet_header_type,
+               context);
+       if (ret) {
+               goto end;
+       }
        context->current_indentation_level--;
 
        g_string_append(context->string, ";\n};\n\n");
+end:
+       return ret;
 }
 
 static
@@ -421,7 +445,9 @@ char *bt_ctf_writer_get_metadata_string(struct bt_ctf_writer *writer)
        context->field_name = g_string_sized_new(DEFAULT_IDENTIFIER_SIZE);
        context->string = g_string_sized_new(DEFAULT_METADATA_STRING_SIZE);
        g_string_append(context->string, "/* CTF 1.8 */\n\n");
-       append_trace_metadata(writer, context);
+       if (append_trace_metadata(writer, context)) {
+               goto error;
+       }
        append_env_metadata(writer, context);
        g_ptr_array_foreach(writer->clocks,
                (GFunc)bt_ctf_clock_serialize, context);
@@ -552,8 +578,9 @@ int validate_identifier(const char *input_string)
 
        token = strtok_r(string, " ", &save_ptr);
        while (token) {
-               if (g_hash_table_contains(reserved_keywords_set,
-                       GINT_TO_POINTER(g_quark_from_string(token)))) {
+               if (g_hash_table_lookup_extended(reserved_keywords_set,
+                       GINT_TO_POINTER(g_quark_from_string(token)),
+                       NULL, NULL)) {
                        ret = -1;
                        goto end;
                }
@@ -708,7 +735,7 @@ void stream_flush_cb(struct bt_ctf_stream *stream, struct bt_ctf_writer *writer)
 
        stream_id = bt_ctf_field_structure_get_field(
                writer->trace_packet_header, "stream_id");
-       bt_ctf_field_unsigned_integer_set_value(stream_id, stream->id);
+       bt_ctf_field_unsigned_integer_set_value(stream_id, stream->stream_class->id);
        bt_ctf_field_put(stream_id);
 
        /* Write the trace_packet_header */
@@ -729,8 +756,10 @@ void writer_init(void)
 
        reserved_keywords_set = g_hash_table_new(g_direct_hash, g_direct_equal);
        for (i = 0; i < reserved_keywords_count; i++) {
-               g_hash_table_add(reserved_keywords_set,
-               GINT_TO_POINTER(g_quark_from_string(reserved_keywords_str[i])));
+               gpointer quark = GINT_TO_POINTER(g_quark_from_string(
+                       reserved_keywords_str[i]));
+
+               g_hash_table_insert(reserved_keywords_set, quark, quark);
        }
 
        init_done = 1;