| 1 | /** |
| 2 | * Copyright © 2011 Red Hat, Inc. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #ifdef HAVE_DIX_CONFIG_H |
| 25 | #include <dix-config.h> |
| 26 | #endif |
| 27 | |
| 28 | #include <stdint.h> |
| 29 | #include "inpututils.h" |
| 30 | #include "inputstr.h" |
| 31 | #include "assert.h" |
| 32 | |
| 33 | static void |
| 34 | xi2mask_test(void) |
| 35 | { |
| 36 | XI2Mask *xi2mask = NULL, *mergemask = NULL; |
| 37 | unsigned char *mask; |
| 38 | DeviceIntRec dev; |
| 39 | DeviceIntRec all_devices, all_master_devices; |
| 40 | int i; |
| 41 | |
| 42 | all_devices.id = XIAllDevices; |
| 43 | inputInfo.all_devices = &all_devices; |
| 44 | all_master_devices.id = XIAllMasterDevices; |
| 45 | inputInfo.all_master_devices = &all_master_devices; |
| 46 | |
| 47 | /* size >= nmasks * 2 for the test cases below */ |
| 48 | xi2mask = xi2mask_new_with_size(MAXDEVICES + 2, (MAXDEVICES + 2) * 2); |
| 49 | assert(xi2mask); |
| 50 | assert(xi2mask->nmasks > 0); |
| 51 | assert(xi2mask->mask_size > 0); |
| 52 | |
| 53 | assert(xi2mask_mask_size(xi2mask) == xi2mask->mask_size); |
| 54 | assert(xi2mask_num_masks(xi2mask) == xi2mask->nmasks); |
| 55 | |
| 56 | mask = calloc(1, xi2mask_mask_size(xi2mask)); |
| 57 | /* ensure zeros */ |
| 58 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) { |
| 59 | const unsigned char *m = xi2mask_get_one_mask(xi2mask, i); |
| 60 | |
| 61 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 62 | } |
| 63 | |
| 64 | /* set various bits */ |
| 65 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) { |
| 66 | const unsigned char *m; |
| 67 | |
| 68 | xi2mask_set(xi2mask, i, i); |
| 69 | |
| 70 | dev.id = i; |
| 71 | assert(xi2mask_isset(xi2mask, &dev, i)); |
| 72 | |
| 73 | m = xi2mask_get_one_mask(xi2mask, i); |
| 74 | SetBit(mask, i); |
| 75 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 76 | ClearBit(mask, i); |
| 77 | } |
| 78 | |
| 79 | /* ensure zeros one-by-one */ |
| 80 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) { |
| 81 | const unsigned char *m = xi2mask_get_one_mask(xi2mask, i); |
| 82 | |
| 83 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) != 0); |
| 84 | xi2mask_zero(xi2mask, i); |
| 85 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 86 | } |
| 87 | |
| 88 | /* re-set, zero all */ |
| 89 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) |
| 90 | xi2mask_set(xi2mask, i, i); |
| 91 | xi2mask_zero(xi2mask, -1); |
| 92 | |
| 93 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) { |
| 94 | const unsigned char *m = xi2mask_get_one_mask(xi2mask, i); |
| 95 | |
| 96 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 97 | } |
| 98 | |
| 99 | for (i = 0; i < xi2mask_num_masks(xi2mask); i++) { |
| 100 | const unsigned char *m; |
| 101 | |
| 102 | SetBit(mask, i); |
| 103 | xi2mask_set_one_mask(xi2mask, i, mask, xi2mask_mask_size(xi2mask)); |
| 104 | m = xi2mask_get_one_mask(xi2mask, i); |
| 105 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 106 | ClearBit(mask, i); |
| 107 | } |
| 108 | |
| 109 | mergemask = xi2mask_new_with_size(MAXDEVICES + 2, (MAXDEVICES + 2) * 2); |
| 110 | for (i = 0; i < xi2mask_num_masks(mergemask); i++) { |
| 111 | dev.id = i; |
| 112 | xi2mask_set(mergemask, i, i * 2); |
| 113 | } |
| 114 | |
| 115 | /* xi2mask still has all i bits set, should now also have all i * 2 bits */ |
| 116 | xi2mask_merge(xi2mask, mergemask); |
| 117 | for (i = 0; i < xi2mask_num_masks(mergemask); i++) { |
| 118 | const unsigned char *m = xi2mask_get_one_mask(xi2mask, i); |
| 119 | |
| 120 | SetBit(mask, i); |
| 121 | SetBit(mask, i * 2); |
| 122 | assert(memcmp(mask, m, xi2mask_mask_size(xi2mask)) == 0); |
| 123 | ClearBit(mask, i); |
| 124 | ClearBit(mask, i * 2); |
| 125 | } |
| 126 | |
| 127 | xi2mask_free(&xi2mask); |
| 128 | assert(xi2mask == NULL); |
| 129 | |
| 130 | xi2mask_free(&mergemask); |
| 131 | assert(mergemask == NULL); |
| 132 | free(mask); |
| 133 | } |
| 134 | |
| 135 | int |
| 136 | main(int argc, char **argv) |
| 137 | { |
| 138 | xi2mask_test(); |
| 139 | |
| 140 | return 0; |
| 141 | } |