| 1 | #ifndef _BABELTRACE_FORMAT_H |
| 2 | #define _BABELTRACE_FORMAT_H |
| 3 | |
| 4 | /* |
| 5 | * BabelTrace |
| 6 | * |
| 7 | * Trace Format Header |
| 8 | * |
| 9 | * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 10 | * |
| 11 | * This library is free software; you can redistribute it and/or |
| 12 | * modify it under the terms of the GNU Lesser General Public |
| 13 | * License as published by the Free Software Foundation; either |
| 14 | * version 2.1 of the License, or (at your option) any later version. |
| 15 | * |
| 16 | * This library is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 19 | * Lesser General Public License for more details. |
| 20 | * |
| 21 | * You should have received a copy of the GNU Lesser General Public |
| 22 | * License along with this library; if not, write to the Free Software |
| 23 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 24 | */ |
| 25 | |
| 26 | #include <stdint.h> |
| 27 | #include <glib.h> |
| 28 | |
| 29 | struct format { |
| 30 | GQuark name; |
| 31 | |
| 32 | uint64_t (*uint_read)(const uint8_t *ptr, size_t len, int byte_order); |
| 33 | int64_t (*int_read)(const uint8_t *ptr, size_t len, int byte_order); |
| 34 | size_t (*uint_write)(uint8_t *ptr, size_t len, int byte_order, uint64_t v); |
| 35 | size_t (*int_write)(uint8_t *ptr, size_t len, int byte_order, int64_t v); |
| 36 | |
| 37 | uint64_t (*bitfield_unsigned_read)(const unsigned char *ptr, |
| 38 | unsigned long start, unsigned long len, |
| 39 | int byte_order); |
| 40 | int64_t (*bitfield_signed_read)(const unsigned char *ptr, |
| 41 | unsigned long start, unsigned long len, |
| 42 | int byte_order); |
| 43 | size_t (*bitfield_unsigned_write)(unsigned char *ptr, |
| 44 | unsigned long start, unsigned long len, |
| 45 | int byte_order, uint64_t v); |
| 46 | size_t (*bitfield_signed_write)(unsigned char *ptr, |
| 47 | unsigned long start, unsigned long len, |
| 48 | int byte_order, int64_t v); |
| 49 | |
| 50 | |
| 51 | void (*float_copy)(unsigned char *destp, const struct type_class_float *dest, |
| 52 | const unsigned char *srcp, const struct type_class_float *src); |
| 53 | double (*double_read)(const unsigned char *ptr, const struct type_class_float *src); |
| 54 | size_t (*double_write)(unsigned char *ptr, const struct type_class_float *dest, |
| 55 | double v); |
| 56 | |
| 57 | |
| 58 | size_t (*string_copy)(unsigned char *dest, const unsigned char *src); |
| 59 | |
| 60 | GQuark (*enum_uint_to_quark)(const struct enum_table *table, uint64_t v); |
| 61 | GQuark (*enum_int_to_quark)(const struct enum_table *table, uint64_t v); |
| 62 | uint64_t (*enum_quark_to_uint)(size_t len, int byte_order, GQuark q); |
| 63 | int64_t (*enum_quark_to_int)(size_t len, int byte_order, GQuark q); |
| 64 | }; |
| 65 | |
| 66 | struct format *bt_lookup_format(GQuark qname); |
| 67 | int bt_register_format(const struct format *format); |
| 68 | |
| 69 | /* TBD: format unregistration */ |
| 70 | |
| 71 | #endif /* _BABELTRACE_FORMAT_H */ |