diff options
Diffstat (limited to 'libc/dns/resolv/res_init.c')
| -rw-r--r-- | libc/dns/resolv/res_init.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/libc/dns/resolv/res_init.c b/libc/dns/resolv/res_init.c index f1cbed8ac..ab5db1323 100644 --- a/libc/dns/resolv/res_init.c +++ b/libc/dns/resolv/res_init.c @@ -616,47 +616,6 @@ net_mask(struct in_addr in) /*!< XXX - should really use system's version of thi } #endif -#ifdef ANDROID_CHANGES -static int -real_randomid(u_int *random_value) { - /* open the nonblocking random device, returning -1 on failure */ - int random_device = open("/dev/urandom", O_RDONLY | O_CLOEXEC); - if (random_device < 0) { - return -1; - } - - /* read from the random device, returning -1 on failure (or too many retries)*/ - for (u_int retry = 5; retry > 0; retry--) { - int retval = read(random_device, random_value, sizeof(u_int)); - if (retval == sizeof(u_int)) { - *random_value &= 0xffff; - close(random_device); - return 0; - } else if ((retval < 0) && (errno != EINTR)) { - break; - } - } - - close(random_device); - return -1; -} -#endif /* ANDROID_CHANGES */ - -u_int -res_randomid(void) { -#ifdef ANDROID_CHANGES - int status = 0; - u_int output = 0; - status = real_randomid(&output); - if (status != -1) { - return output; - } -#endif /* ANDROID_CHANGES */ - struct timeval now; - gettimeofday(&now, NULL); - return (0xffff & (now.tv_sec ^ now.tv_usec ^ getpid())); -} - /*% * This routine is for closing the socket if a virtual circuit is used and * the program wants to close it. This provides support for endhostent() |