| 1 | /* |
| 2 | * Common Trace Format |
| 3 | * |
| 4 | * Enumeration mapping strings (quarks) from/to integers. |
| 5 | * |
| 6 | * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 7 | * |
| 8 | * This library is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU Lesser General Public |
| 10 | * License as published by the Free Software Foundation; either |
| 11 | * version 2.1 of the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This library is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 16 | * Lesser General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU Lesser General Public |
| 19 | * License along with this library; if not, write to the Free Software |
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 21 | */ |
| 22 | |
| 23 | #include <babeltrace/ctf/types.h> |
| 24 | #include <stdint.h> |
| 25 | #include <glib.h> |
| 26 | |
| 27 | GQuark ctf_enum_read(struct stream_pos *pos, |
| 28 | const struct type_class_enum *src) |
| 29 | { |
| 30 | struct type_class_bitfield *bitfield_class = &src->p; |
| 31 | struct type_class_integer *int_class = &bitfield_class->p; |
| 32 | |
| 33 | if (!int_class->signedness) { |
| 34 | uint64_t v; |
| 35 | |
| 36 | v = ctf_bitfield_unsigned_read(pos, bitfield_class); |
| 37 | return enum_uint_to_quark(src, v); |
| 38 | } else { |
| 39 | int64_t v; |
| 40 | |
| 41 | v = fsrc->bitfield_signed_read(pos, bitfield_class); |
| 42 | return enum_int_to_quark(src, v); |
| 43 | } |
| 44 | } |
| 45 | |
| 46 | size_t ctf_enum_write(struct stream_pos *pos, |
| 47 | const struct type_class_enum *dest, |
| 48 | GQuark q) |
| 49 | { |
| 50 | struct type_class_bitfield *bitfield_class = &dest->p; |
| 51 | struct type_class_integer *int_class = &bitfield_class->p; |
| 52 | |
| 53 | if (!int_class->signedness) { |
| 54 | uint64_t v; |
| 55 | |
| 56 | v = enum_quark_to_uint(dest, q); |
| 57 | return ctf_bitfield_unsigned_write(pos, bitfield_class, v); |
| 58 | } else { |
| 59 | int64_t v; |
| 60 | |
| 61 | v = enum_quark_to_int(dest, q); |
| 62 | return ctf_bitfield_signed_write(pos, bitfield_class, v); |
| 63 | } |
| 64 | } |