1 /* 2 * 3 * BlueZ - Bluetooth protocol stack for Linux 4 * 5 * Copyright (C) 2004-2010 Marcel Holtmann <marcel (at) holtmann.org> 6 * 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program 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 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 21 * 22 */ 23 24 #ifdef HAVE_CONFIG_H 25 #include <config.h> 26 #endif 27 28 #include <stdio.h> 29 #include <errno.h> 30 #include <fcntl.h> 31 #include <unistd.h> 32 #include <stdlib.h> 33 #include <string.h> 34 35 #include "textfile.h" 36 37 static void print_entry(char *key, char *value, void *data) 38 { 39 printf("%s %s\n", key, value); 40 } 41 42 int main(int argc, char *argv[]) 43 { 44 char filename[] = "/tmp/textfile"; 45 char key[18], value[512], *str; 46 unsigned int i, j, size, max = 10; 47 int fd; 48 49 size = getpagesize(); 50 printf("System uses a page size of %d bytes\n\n", size); 51 52 fd = creat(filename, 0644); 53 if (ftruncate(fd, 0) < 0) 54 return -errno; 55 56 memset(value, 0, sizeof(value)); 57 for (i = 0; i < (size / sizeof(value)); i++) { 58 if (write(fd, value, sizeof(value)) < 0) 59 return -errno; 60 } 61 62 close(fd); 63 64 sprintf(key, "11:11:11:11:11:11"); 65 str = textfile_get(filename, key); 66 67 if (truncate(filename, 0) < 0) 68 return -errno; 69 70 sprintf(key, "00:00:00:00:00:00"); 71 if (textfile_del(filename, key) < 0) 72 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 73 74 memset(value, 0, sizeof(value)); 75 if (textfile_put(filename, key, value) < 0) 76 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 77 78 str = textfile_get(filename, key); 79 if (!str) 80 fprintf(stderr, "No value for %s\n", key); 81 else 82 free(str); 83 84 snprintf(value, sizeof(value), "Test"); 85 if (textfile_put(filename, key, value) < 0) 86 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 87 88 if (textfile_put(filename, key, value) < 0) 89 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 90 91 if (textfile_put(filename, key, value) < 0) 92 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 93 94 if (textfile_del(filename, key) < 0) 95 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 96 97 str = textfile_get(filename, key); 98 if (str) { 99 fprintf(stderr, "Found value for %s\n", key); 100 free(str); 101 } 102 103 for (i = 1; i < max + 1; i++) { 104 sprintf(key, "00:00:00:00:00:%02X", i); 105 106 memset(value, 0, sizeof(value)); 107 for (j = 0; j < i; j++) 108 value[j] = 'x'; 109 110 printf("%s %s\n", key, value); 111 112 if (textfile_put(filename, key, value) < 0) { 113 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 114 break; 115 } 116 117 str = textfile_get(filename, key); 118 if (!str) 119 fprintf(stderr, "No value for %s\n", key); 120 else 121 free(str); 122 } 123 124 125 sprintf(key, "00:00:00:00:00:%02X", max); 126 127 memset(value, 0, sizeof(value)); 128 for (j = 0; j < max; j++) 129 value[j] = 'y'; 130 131 if (textfile_put(filename, key, value) < 0) 132 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 133 134 sprintf(key, "00:00:00:00:00:%02X", 1); 135 136 memset(value, 0, sizeof(value)); 137 for (j = 0; j < max; j++) 138 value[j] = 'z'; 139 140 if (textfile_put(filename, key, value) < 0) 141 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 142 143 printf("\n"); 144 145 for (i = 1; i < max + 1; i++) { 146 sprintf(key, "00:00:00:00:00:%02X", i); 147 148 str = textfile_get(filename, key); 149 if (str) { 150 printf("%s %s\n", key, str); 151 free(str); 152 } 153 } 154 155 156 sprintf(key, "00:00:00:00:00:%02X", 2); 157 158 if (textfile_del(filename, key) < 0) 159 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 160 161 sprintf(key, "00:00:00:00:00:%02X", max - 3); 162 163 if (textfile_del(filename, key) < 0) 164 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 165 166 printf("\n"); 167 168 textfile_foreach(filename, print_entry, NULL); 169 170 171 sprintf(key, "00:00:00:00:00:%02X", 1); 172 173 if (textfile_del(filename, key) < 0) 174 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 175 176 sprintf(key, "00:00:00:00:00:%02X", max); 177 178 if (textfile_del(filename, key) < 0) 179 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 180 181 sprintf(key, "00:00:00:00:00:%02X", max + 1); 182 183 if (textfile_del(filename, key) < 0) 184 fprintf(stderr, "%s (%d)\n", strerror(errno), errno); 185 186 printf("\n"); 187 188 textfile_foreach(filename, print_entry, NULL); 189 190 return 0; 191 } 192
