*
* Sequence format access functions.
*
- * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
+ *
+ * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
*/
#include <babeltrace/ctf/types.h>
-void ctf_sequence_begin(struct stream_pos *ppos,
- const struct declaration_sequence *sequence_declaration)
+int ctf_sequence_read(struct bt_stream_pos *ppos, struct bt_definition *definition)
{
+ struct definition_sequence *sequence_definition =
+ container_of(definition, struct definition_sequence, p);
+ struct declaration_sequence *sequence_declaration =
+ sequence_definition->declaration;
+ struct bt_declaration *elem = sequence_declaration->elem;
struct ctf_stream_pos *pos = ctf_pos(ppos);
- ctf_align_pos(pos, sequence_declaration->p.alignment);
+ if (elem->id == CTF_TYPE_INTEGER) {
+ struct declaration_integer *integer_declaration =
+ container_of(elem, struct declaration_integer, p);
+
+ if (integer_declaration->encoding == CTF_STRING_UTF8
+ || integer_declaration->encoding == CTF_STRING_ASCII) {
+
+ if (integer_declaration->len == CHAR_BIT
+ && integer_declaration->p.alignment == CHAR_BIT) {
+ uint64_t len = bt_sequence_len(sequence_definition);
+
+ ctf_align_pos(pos, integer_declaration->p.alignment);
+ if (!ctf_pos_access_ok(pos, len * CHAR_BIT))
+ return -EFAULT;
+
+ g_string_assign(sequence_definition->string, "");
+ g_string_insert_len(sequence_definition->string,
+ 0, (char *) ctf_get_pos_addr(pos), len);
+ ctf_move_pos(pos, len * CHAR_BIT);
+ return 0;
+ }
+ }
+ }
+ return bt_sequence_rw(ppos, definition);
}
-void ctf_sequence_end(struct stream_pos *pos,
- const struct declaration_sequence *sequence_declaration)
+int ctf_sequence_write(struct bt_stream_pos *ppos, struct bt_definition *definition)
{
+ struct definition_sequence *sequence_definition =
+ container_of(definition, struct definition_sequence, p);
+ struct declaration_sequence *sequence_declaration =
+ sequence_definition->declaration;
+ struct bt_declaration *elem = sequence_declaration->elem;
+ struct ctf_stream_pos *pos = ctf_pos(ppos);
+
+ if (elem->id == CTF_TYPE_INTEGER) {
+ struct declaration_integer *integer_declaration =
+ container_of(elem, struct declaration_integer, p);
+
+ if (integer_declaration->encoding == CTF_STRING_UTF8
+ || integer_declaration->encoding == CTF_STRING_ASCII) {
+
+ if (integer_declaration->len == CHAR_BIT
+ && integer_declaration->p.alignment == CHAR_BIT) {
+ uint64_t len = bt_sequence_len(sequence_definition);
+
+ ctf_align_pos(pos, integer_declaration->p.alignment);
+ if (!ctf_pos_access_ok(pos, len * CHAR_BIT))
+ return -EFAULT;
+
+ memcpy((char *) ctf_get_pos_addr(pos),
+ sequence_definition->string->str, len);
+ ctf_move_pos(pos, len * CHAR_BIT);
+ return 0;
+ }
+ }
+ }
+ return bt_sequence_rw(ppos, definition);
}