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[lttngtop.git] / lib / babeltrace / ctf-text / types.h

diff --git a/lib/babeltrace/ctf-text/types.h b/lib/babeltrace/ctf-text/types.h
new file mode 100644 (file)
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+++ b/lib/babeltrace/ctf-text/types.h
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+#ifndef _BABELTRACE_CTF_TEXT_TYPES_H
+#define _BABELTRACE_CTF_TEXT_TYPES_H
+
+/*
+ * Common Trace Format (Text Output)
+ *
+ * Type header
+ *
+ * Copyright 2010 - 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
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * 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 <sys/mman.h>
+#include <errno.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <glib.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/types.h>
+#include <babeltrace/format.h>
+#include <babeltrace/format-internal.h>
+
+/*
+ * Inherit from both struct bt_stream_pos and struct bt_trace_descriptor.
+ */
+struct ctf_text_stream_pos {
+       struct bt_stream_pos parent;
+       struct bt_trace_descriptor trace_descriptor;
+       FILE *fp;               /* File pointer. NULL if unset. */
+       int depth;
+       int dummy;              /* disable output */
+       int print_names;        /* print field names */
+       int field_nr;
+       uint64_t last_real_timestamp;   /* to print delta */
+       uint64_t last_cycles_timestamp; /* to print delta */
+       GString *string;        /* Current string */
+};
+
+static inline
+struct ctf_text_stream_pos *ctf_text_pos(struct bt_stream_pos *pos)
+{
+       return container_of(pos, struct ctf_text_stream_pos, parent);
+}
+
+/*
+ * Write only is supported for now.
+ */
+BT_HIDDEN
+int ctf_text_integer_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_float_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_string_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_enum_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_struct_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_variant_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_array_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+BT_HIDDEN
+int ctf_text_sequence_write(struct bt_stream_pos *pos, struct bt_definition *definition);
+
+static inline
+void print_pos_tabs(struct ctf_text_stream_pos *pos)
+{
+       int i;
+
+       for (i = 0; i < pos->depth; i++)
+               fprintf(pos->fp, "\t");
+}
+
+/*
+ * Check if the field must be printed.
+ */
+BT_HIDDEN
+int print_field(struct bt_definition *definition);
+
+#endif /* _BABELTRACE_CTF_TEXT_TYPES_H */