comparison: src/ucx/ucx.c
src/ucx/ucx.c
- branch
- config
- changeset 254
- 4784c14aa639
- parent 135
- 471e28cca288
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| 253:ddfead6ea863 | 254:4784c14aa639 |
|---|---|
| 1 /** | 1 /** |
| 2 * @mainpage UAP Common Extensions | 2 * @mainpage UAP Common Extensions |
| 3 * Library with common and useful functions, macros and data structures. | 3 * Library with common and useful functions, macros and data structures. |
| 4 * <p> | 4 * <p> |
| 5 * Latest available source:<br/> | 5 * Latest available source:<br> |
| 6 * <a href="https://sourceforge.net/projects/ucx/files/"> | |
| 7 * https://sourceforge.net/projects/ucx/files/</a> | |
| 8 * </p> | |
| 9 * | |
| 10 * <p> | |
| 11 * Repositories:<br> | |
| 12 * <a href="https://sourceforge.net/p/ucx/code"> | |
| 13 * https://sourceforge.net/p/ucx/code</a> | |
| 14 * - or - | |
| 6 * <a href="https://develop.uap-core.de/hg/ucx"> | 15 * <a href="https://develop.uap-core.de/hg/ucx"> |
| 7 * https://develop.uap-core.de/hg/ucx</a> | 16 * https://develop.uap-core.de/hg/ucx</a> |
| 8 * </p> | 17 * </p> |
| 9 * | 18 * |
| 10 * <h2>LICENCE</h2> | 19 * <h2>LICENCE</h2> |
| 11 * | 20 * |
| 12 * Copyright 2016 Olaf Wintermann. All rights reserved. | 21 * Copyright 2017 Mike Becker, Olaf Wintermann All rights reserved. |
| 13 * | 22 * |
| 14 * Redistribution and use in source and binary forms, with or without | 23 * Redistribution and use in source and binary forms, with or without |
| 15 * modification, are permitted provided that the following conditions are met: | 24 * modification, are permitted provided that the following conditions are met: |
| 16 * | 25 * |
| 17 * 1. Redistributions of source code must retain the above copyright | 26 * 1. Redistributions of source code must retain the above copyright |
| 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 41 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | 42 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 34 * POSSIBILITY OF SUCH DAMAGE. | 43 * POSSIBILITY OF SUCH DAMAGE. |
| 35 */ | 44 */ |
| 36 | 45 |
| 37 #include "ucx.h" | 46 #include "ucx/ucx.h" |
| 47 | |
| 48 int ucx_szmul_impl(size_t a, size_t b, size_t *result) { | |
| 49 if(a == 0 || b == 0) { | |
| 50 *result = 0; | |
| 51 return 0; | |
| 52 } | |
| 53 size_t r = a * b; | |
| 54 if(r / b == a) { | |
| 55 *result = r; | |
| 56 return 0; | |
| 57 } else { | |
| 58 *result = 0; | |
| 59 return 1; | |
| 60 } | |
| 61 } | |
| 62 |
