*
* Trace Format Header
*
- * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright 2010, 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; either
- * version 2.1 of the License, or (at your option) any later version.
+ * 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:
*
- * 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
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
*/
+#include <babeltrace/types.h>
#include <stdint.h>
+#include <stdio.h>
#include <glib.h>
+/* Parent trace descriptor */
+struct trace_descriptor {
+};
+
struct format {
GQuark name;
- uint64_t (*uint_read)(const uint8_t *ptr, size_t len, int byte_order);
- int64_t (*int_read)(const uint8_t *ptr, size_t len, int byte_order);
- size_t (*uint_write)(uint8_t *ptr, size_t len, int byte_order, uint64_t v);
- size_t (*int_write)(uint8_t *ptr, size_t len, int byte_order, int64_t v);
-
- uint64_t (*bitfield_unsigned_read)(const unsigned char *ptr,
- unsigned long start, unsigned long len,
- int byte_order);
- int64_t (*bitfield_signed_read)(const unsigned char *ptr,
- unsigned long start, unsigned long len,
- int byte_order);
- size_t (*bitfield_unsigned_write)(unsigned char *ptr,
- unsigned long start, unsigned long len,
- int byte_order, uint64_t v);
- size_t (*bitfield_signed_write)(unsigned char *ptr,
- unsigned long start, unsigned long len,
- int byte_order, int64_t v);
-
+ uint64_t (*uint_read)(struct stream_pos *pos,
+ const struct declaration_integer *integer_declaration);
+ int64_t (*int_read)(struct stream_pos *pos,
+ const struct declaration_integer *integer_declaration);
+ void (*uint_write)(struct stream_pos *pos,
+ const struct declaration_integer *integer_declaration,
+ uint64_t v);
+ void (*int_write)(struct stream_pos *pos,
+ const struct declaration_integer *integer_declaration,
+ int64_t v);
- void (*float_copy)(unsigned char *destp, const struct type_class_float *dest,
- const unsigned char *srcp, const struct type_class_float *src);
+ void (*float_copy)(struct stream_pos *destp,
+ struct stream_pos *srcp,
+ const struct declaration_float *float_declaration);
+ double (*double_read)(struct stream_pos *pos,
+ const struct declaration_float *float_declaration);
+ void (*double_write)(struct stream_pos *pos,
+ const struct declaration_float *float_declaration,
+ double v);
+ long double (*ldouble_read)(struct stream_pos *pos,
+ const struct declaration_float *float_declaration);
+ void (*ldouble_write)(struct stream_pos *pos,
+ const struct declaration_float *float_declaration,
+ long double v);
- size_t (*string_copy)(unsigned char *dest, const unsigned char *src);
+ void (*string_copy)(struct stream_pos *dest, struct stream_pos *src,
+ const struct declaration_string *string_declaration);
+ void (*string_read)(char **dest, struct stream_pos *src,
+ const struct declaration_string *string_declaration);
+ void (*string_write)(struct stream_pos *dest, const char *src,
+ const struct declaration_string *string_declaration);
+ void (*string_free_temp)(char *string);
- GQuark (*enum_uint_to_quark)(const struct enum_table *table, uint64_t v);
- GQuark (*enum_int_to_quark)(const struct enum_table *table, uint64_t v);
- uint64_t (*enum_quark_to_uint)(size_t len, int byte_order, GQuark q);
- int64_t (*enum_quark_to_int)(size_t len, int byte_order, GQuark q);
+ /*
+ * enum_read returns a GArray of GQuark. Must be released with
+ * g_array_unref().
+ */
+ GArray *(*enum_read)(struct stream_pos *pos,
+ const struct declaration_enum *src);
+ void (*enum_write)(struct stream_pos *pos,
+ const struct declaration_enum *dest,
+ GQuark q);
+ void (*struct_begin)(struct stream_pos *pos,
+ const struct declaration_struct *struct_declaration);
+ void (*struct_end)(struct stream_pos *pos,
+ const struct declaration_struct *struct_declaration);
+ void (*variant_begin)(struct stream_pos *pos,
+ const struct declaration_variant *variant_declaration);
+ void (*variant_end)(struct stream_pos *pos,
+ const struct declaration_variant *variant_declaration);
+ void (*array_begin)(struct stream_pos *pos,
+ const struct declaration_array *array_declaration);
+ void (*array_end)(struct stream_pos *pos,
+ const struct declaration_array *array_declaration);
+ void (*sequence_begin)(struct stream_pos *pos,
+ const struct declaration_sequence *sequence_declaration);
+ void (*sequence_end)(struct stream_pos *pos,
+ const struct declaration_sequence *sequence_declaration);
+ struct trace_descriptor *(*open_trace)(const char *path, int flags);
+ void (*close_trace)(struct trace_descriptor *descriptor);
};
struct format *bt_lookup_format(GQuark qname);
-int bt_register_format(const struct format *format);
+void bt_fprintf_format_list(FILE *fp);
+int bt_register_format(struct format *format);
/* TBD: format unregistration */