diff options
Diffstat (limited to 'wearable/set-address/setbd.c')
| -rw-r--r-- | wearable/set-address/setbd.c | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/wearable/set-address/setbd.c b/wearable/set-address/setbd.c deleted file mode 100644 index 35b1d3c..0000000 --- a/wearable/set-address/setbd.c +++ /dev/null @@ -1,190 +0,0 @@ -/* - * setbd.c - * - * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved - * - * Contact: Hocheol Seo <hocheol.seo@samsung.com> - * GirishAshok Joshi <girish.joshi@samsung.com> - * DoHyun Pyun <dh79.pyun@samsung.com> - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> -#include <fcntl.h> -#include <unistd.h> -#include <time.h> -#include <sys/time.h> -#include <dirent.h> -#include <sys/stat.h> - -#define BD_ADDR_PATH "/csa/bluetooth" -#define BD_ADDR_FILE "/csa/bluetooth/.bd_addr" - -#define BD_ADDR_LEN 14 -#define BD_PREFIX "0002\n" - -void makeRandomBD(unsigned char *buf) -{ - int ran; - int i; - unsigned int seed; - struct timeval tv; - - memcpy(buf, BD_PREFIX, 5); - i = gettimeofday(&tv, NULL); - - if (i < 0) { - perror("Fail to call gettimeofday()"); - seed = time(NULL); - } else - seed = (unsigned int)tv.tv_usec; - - for (i = 5; i < BD_ADDR_LEN; i++) { - if (7 == i) { - buf[i] = '\n'; - continue; - } - ran = rand_r(&seed) % 16; - if (10 > ran) - ran += 0x30; - else - ran += 0x57; - buf[i] = ran; - } - printf("Random number is\r\n"); - for (i = 0; i < BD_ADDR_LEN; i++) { - printf("%c", buf[i]); - } - printf("\r\n"); -} - -void make_bt_address_folder(void) -{ - DIR *dp; - int err; - - dp = opendir(BD_ADDR_PATH); - if (dp == NULL) { - if (mkdir(BD_ADDR_PATH, 0755) < 0) { - err = -errno; - printf("mkdir: %s(%d)", strerror(-err), -err); - } - return; - } - - closedir(dp); -} - -int make_bt_address(void) -{ - int fd; - unsigned char txt[BD_ADDR_LEN]; - char nap[4 + 1], uap[2 + 1], lap[6 + 1]; - int ret; - - make_bt_address_folder(); - - fd = open(BD_ADDR_FILE, O_RDONLY | O_SYNC); - - if (fd < 0) { - printf("File not exist\n"); - - fd = open(BD_ADDR_FILE, O_RDWR | O_CREAT | O_TRUNC | O_SYNC, - 0644); - - if (fd < 0) { - printf("Can't open address file\n"); - return -1; - } - - makeRandomBD(txt); - - ret = write(fd, txt, BD_ADDR_LEN); - if (ret != BD_ADDR_LEN) { - printf("Unable to write device address\n"); - close(fd); - unlink(BD_ADDR_FILE); - return -1; - } - - lseek(fd, 0, SEEK_SET); - } else { - printf("%s is already existed\n", BD_ADDR_FILE); - } - - ret = read(fd, nap, 5); - if (ret != 5) - goto err; - - ret = read(fd, uap, 3); - if (ret != 3) - goto err; - - ret = read(fd, lap, 7); - if (ret != 6) - goto err; - - close(fd); - - /* Unfortunately 00023fbf0a1a address is duplicated from the - * previous IMEI logic. So this address should be updated with - * random value. - * - * This is temporal code. And this would be reverted around a few week - * after the wrong addressed device has proper address. - */ - if (strncmp(nap, "0002", 4) == 0 && - strncmp(uap, "3f", 2) == 0 && strncmp(lap, "bf0a1a", 6) == 0) { - printf("%s has wrong address\n", BD_ADDR_FILE); - fd = open(BD_ADDR_FILE, O_RDWR | O_CREAT | O_TRUNC | O_SYNC, - 0644); - - if (fd < 0) { - printf("Can't open address file\n"); - return -1; - } - - makeRandomBD(txt); - ret = write(fd, txt, BD_ADDR_LEN); - if (ret != BD_ADDR_LEN) { - printf("Unable to write device address\n"); - close(fd); - unlink(BD_ADDR_FILE); - return -1; - } - - lseek(fd, 0, SEEK_SET); - close(fd); - } - - return ret; - err: - printf("read() failed, ret = %d\n", ret); - close(fd); - unlink(BD_ADDR_FILE); - return -1; -} - -int main() -{ - printf("Bluetooth Address Setting\n"); - if (make_bt_address() < 0) - return -1; - - return 0; -} |