| 1 | /* |
| 2 | * BabelTrace - Integer Type Converter |
| 3 | * |
| 4 | * Copyright (c) 2010 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * This library is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with this library; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #include <babeltrace/compiler.h> |
| 22 | #include <stdint.h> |
| 23 | |
| 24 | size_t copy_integer(unsigned char *dest, const struct format *fdest, |
| 25 | const unsigned char *src, const struct format *fsrc, |
| 26 | const struct type_class *type_class) |
| 27 | { |
| 28 | struct type_class_integer *int_class = |
| 29 | container_of(type_class, struct type_class_integer, p); |
| 30 | |
| 31 | if (!int_class->signedness) { |
| 32 | uint64_t v; |
| 33 | |
| 34 | v = fsrc->uint_read(src, int_class->byte_order, int_class->len); |
| 35 | return fdest->uint_write(dest, int_class->byte_order, |
| 36 | int_class->len, v); |
| 37 | } else { |
| 38 | int64_t v; |
| 39 | |
| 40 | v = fsrc->int_read(src, int_class->byte_order, int_class->len); |
| 41 | return fdest->int_write(dest, int_class->byte_order, |
| 42 | int_class->len, v); |
| 43 | } |
| 44 | } |