| #include <alloca.h> |
| #include <errno.h> |
| #include <sys/types.h> |
| #include <pthread.h> |
| #include <string.h> |
| |
| #define LOG_TAG "SocketClient" |
| #include <cutils/log.h> |
| |
| #include <sysutils/SocketClient.h> |
| |
| SocketClient::SocketClient(int socket) { |
| mSocket = socket; |
| pthread_mutex_init(&mWriteMutex, NULL); |
| } |
| |
| int SocketClient::sendMsg(int code, char *msg, bool addErrno) { |
| char *buf; |
| |
| if (addErrno) { |
| buf = (char *) alloca(strlen(msg) + strlen(strerror(errno)) + 8); |
| sprintf(buf, "%.3d %s (%s)", code, msg, strerror(errno)); |
| } else { |
| buf = (char *) alloca(strlen(msg) + strlen("XXX ")); |
| sprintf(buf, "%.3d %s", code, msg); |
| } |
| return sendMsg(buf); |
| } |
| |
| int SocketClient::sendMsg(char *msg) { |
| LOGD("SocketClient::sendMsg(%s)", msg); |
| |
| if (mSocket < 0) { |
| errno = EHOSTUNREACH; |
| return -1; |
| } |
| |
| char *bp; |
| |
| if (msg[strlen(msg)] != '\n') { |
| bp = (char *) alloca(strlen(msg) + 1); |
| strcpy(bp, msg); |
| strcat(bp, "\n"); |
| } else |
| bp = msg; |
| |
| int rc = 0; |
| char *p = bp; |
| int brtw = strlen(bp); |
| |
| pthread_mutex_lock(&mWriteMutex); |
| while(brtw) { |
| if ((rc = write(mSocket,p, brtw)) < 0) { |
| LOGW("Unable to send msg '%s' (%s)", msg, strerror(errno)); |
| pthread_mutex_unlock(&mWriteMutex); |
| return -1; |
| } else if (!rc) { |
| LOGW("0 length write :("); |
| errno = EIO; |
| pthread_mutex_unlock(&mWriteMutex); |
| return -1; |
| } |
| p += rc; |
| brtw -= rc; |
| } |
| pthread_mutex_unlock(&mWriteMutex); |
| return 0; |
| } |