diff options
author | Lorenzo Colitti <lorenzo@google.com> | 2015-02-20 02:22:40 +0000 |
---|---|---|
committer | Android Git Automerger <android-git-automerger@android.com> | 2015-02-20 02:22:40 +0000 |
commit | 4cc75ff1ce527949387107d9d140fb6a69e5e1f0 (patch) | |
tree | aaae3a1206e04a93463ccbf799c4a96d6745107a | |
parent | f007c63fd437d1bd979bbe3882948776485ef55c (diff) | |
parent | 49454814a0a714189916cb2aea1922bc8784b13b (diff) | |
download | android_external_android-clat-4cc75ff1ce527949387107d9d140fb6a69e5e1f0.tar.gz android_external_android-clat-4cc75ff1ce527949387107d9d140fb6a69e5e1f0.tar.bz2 android_external_android-clat-4cc75ff1ce527949387107d9d140fb6a69e5e1f0.zip |
am 49454814: Make the raw socket and the tun fd nonblocking.
* commit '49454814a0a714189916cb2aea1922bc8784b13b':
Make the raw socket and the tun fd nonblocking.
-rw-r--r-- | clatd.c | 12 |
1 files changed, 10 insertions, 2 deletions
@@ -198,7 +198,7 @@ void drop_root() { * mark - the socket mark to use for the sending raw socket */ void open_sockets(struct tun_data *tunnel, uint32_t mark) { - int rawsock = socket(AF_INET6, SOCK_RAW, IPPROTO_RAW); + int rawsock = socket(AF_INET6, SOCK_RAW | SOCK_NONBLOCK, IPPROTO_RAW); if (rawsock < 0) { logmsg(ANDROID_LOG_FATAL, "raw socket failed: %s", strerror(errno)); exit(1); @@ -314,6 +314,12 @@ void configure_interface(const char *uplink_interface, const char *plat_prefix, exit(1); } + error = set_nonblocking(tunnel->fd4); + if (error < 0) { + logmsg(ANDROID_LOG_FATAL, "set_nonblocking failed: %s", strerror(errno)); + exit(1); + } + configure_tun_ip(tunnel); } @@ -330,7 +336,9 @@ void read_packet(int read_fd, int write_fd, int to_ipv6) { readlen = read(read_fd, buf, PACKETLEN); if(readlen < 0) { - logmsg(ANDROID_LOG_WARN,"read_packet/read error: %s", strerror(errno)); + if (errno != EAGAIN) { + logmsg(ANDROID_LOG_WARN,"read_packet/read error: %s", strerror(errno)); + } return; } else if(readlen == 0) { logmsg(ANDROID_LOG_WARN,"read_packet/tun interface removed"); |