1 /* 2 * MBox Daemon Test File 3 * 4 * Copyright 2017 IBM 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 */ 19 20 #include <assert.h> 21 #include <sys/mman.h> 22 23 #include "mbox.h" 24 #include "mboxd_msg.h" 25 26 #include "test/mbox.h" 27 #include "test/system.h" 28 29 static const uint8_t get_info[] = { 30 0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 31 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 32 }; 33 34 static const uint8_t create_write_window[] = { 35 0x06, 0x01, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 36 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 37 }; 38 39 static const uint8_t mark_write_dirty_left[] = { 40 0x07, 0x02, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 41 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 42 }; 43 44 static const uint8_t mark_write_dirty_right[] = { 45 0x07, 0x03, 0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 46 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 47 }; 48 49 static const uint8_t mark_write_erase_middle[] = { 50 0x0a, 0x04, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 51 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 52 }; 53 54 static const uint8_t mark_write_erase_left[] = { 55 0x0a, 0x05, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 56 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 57 }; 58 59 static const uint8_t mark_write_erase_right[] = { 60 0x0a, 0x06, 0x02, 0x00, 0x01, 0x00, 0x00, 0x00, 61 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 62 }; 63 64 static const uint8_t mark_write_dirty_middle[] = { 65 0x07, 0x07, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 66 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 67 }; 68 69 static const uint8_t write_flush[] = { 70 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 71 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 72 }; 73 74 static const uint8_t flush_response[] = { 75 0x08, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 76 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 77 }; 78 79 const uint8_t start_data[] = { 0xaa, 0x55, 0xaa }; 80 const uint8_t flush_dirty_erased_dirty_data[] = { 0x55, 0xff, 0x55 }; 81 const uint8_t flush_erased_dirty_erased_data[] = { 0xff, 0x55, 0xff }; 82 83 #define MEM_SIZE sizeof(start_data) 84 #define ERASE_SIZE 1 85 #define N_WINDOWS 1 86 #define WINDOW_SIZE sizeof(start_data) 87 88 int main(void) 89 { 90 struct mbox_context *ctx; 91 uint8_t *map; 92 int rc; 93 94 system_set_reserved_size(MEM_SIZE); 95 system_set_mtd_sizes(MEM_SIZE, ERASE_SIZE); 96 97 ctx = mbox_create_test_context(N_WINDOWS, WINDOW_SIZE); 98 rc = mbox_set_mtd_data(ctx, start_data, sizeof(start_data)); 99 assert(rc == 0); 100 101 rc = mbox_command_dispatch(ctx, get_info, sizeof(get_info)); 102 assert(rc == 1); 103 104 rc = mbox_command_dispatch(ctx, create_write_window, 105 sizeof(create_write_window)); 106 assert(rc == 1); 107 108 /* { dirty, erased, dirty } */ 109 110 ((uint8_t *)ctx->mem)[0] = 0x55; 111 112 rc = mbox_command_dispatch(ctx, mark_write_dirty_left, 113 sizeof(mark_write_dirty_left)); 114 assert(rc == 1); 115 116 ((uint8_t *)ctx->mem)[2] = 0x55; 117 118 rc = mbox_command_dispatch(ctx, mark_write_dirty_right, 119 sizeof(mark_write_dirty_right)); 120 assert(rc == 1); 121 122 rc = mbox_command_dispatch(ctx, mark_write_erase_middle, 123 sizeof(mark_write_erase_middle)); 124 assert(rc == 1); 125 126 rc = mbox_command_dispatch(ctx, write_flush, sizeof(write_flush)); 127 assert(rc == 1); 128 129 rc = mbox_cmp(ctx, flush_response, sizeof(flush_response)); 130 assert(rc == 0); 131 132 map = mmap(NULL, MEM_SIZE, PROT_READ, MAP_PRIVATE, 133 ctx->fds[MTD_FD].fd, 0); 134 assert(map != MAP_FAILED); 135 136 rc = memcmp(flush_dirty_erased_dirty_data, map, 137 sizeof(flush_dirty_erased_dirty_data)); 138 assert(rc == 0); 139 140 /* { erased, dirty, erased } */ 141 142 ((uint8_t *)ctx->mem)[1] = 0x55; 143 144 rc = mbox_command_dispatch(ctx, mark_write_dirty_middle, 145 sizeof(mark_write_dirty_middle)); 146 assert(rc == 1); 147 148 rc = mbox_command_dispatch(ctx, mark_write_erase_left, 149 sizeof(mark_write_erase_left)); 150 assert(rc == 1); 151 152 rc = mbox_command_dispatch(ctx, mark_write_erase_right, 153 sizeof(mark_write_erase_right)); 154 assert(rc == 1); 155 156 rc = mbox_command_dispatch(ctx, write_flush, sizeof(write_flush)); 157 assert(rc == 1); 158 159 rc = mbox_cmp(ctx, flush_response, sizeof(flush_response)); 160 assert(rc == 0); 161 162 rc = memcmp(flush_erased_dirty_erased_data, map, 163 sizeof(flush_erased_dirty_erased_data)); 164 assert(rc == 0); 165 166 return rc; 167 } 168