66     int         rval;  in GetFilename()  local
69     rval = snprintf(aFilename, sizeof(aFilename), aPattern, netIfName);  in GetFilename()
70     if (rval < 0 && static_cast<size_t>(rval) >= sizeof(aFilename))  in GetFilename()
96     int                   rval;  in OutputFormatV()  local
101     rval = vsnprintf(buf, sizeof(buf), aFormat, aArguments);  in OutputFormatV()
102     VerifyOrExit(rval >= 0, LogWarn("Failed to format CLI output: %s", strerror(errno)));  in OutputFormatV()
104     if (rval >= static_cast<int>(sizeof(buf)))  in OutputFormatV()
106         rval = static_cast<int>(sizeof(buf) - 1);  in OutputFormatV()
114     rval = send(mSessionSocket, buf, static_cast<size_t>(rval), MSG_NOSIGNAL);  in OutputFormatV()
116     rval = static_cast<int>(write(mSessionSocket, buf, static_cast<size_t>(rval)));  in OutputFormatV()
119     if (rval < 0)  in OutputFormatV()
127     return rval;  in OutputFormatV()
133     int rval;  in InitializeSessionSocket()  local
135     VerifyOrExit((newSessionSocket = accept(mListenSocket, nullptr, nullptr)) != -1, rval = -1);  in InitializeSessionSocket()
137     VerifyOrExit((rval = fcntl(newSessionSocket, F_GETFD, 0)) != -1);  in InitializeSessionSocket()
139     rval |= FD_CLOEXEC;  in InitializeSessionSocket()
141     VerifyOrExit((rval = fcntl(newSessionSocket, F_SETFD, rval)) != -1);  in InitializeSessionSocket()
149     rval = setsockopt(newSessionSocket, SOL_SOCKET, SO_NOSIGPIPE, &rval, sizeof(rval));  in InitializeSessionSocket()
150     VerifyOrExit(rval != -1);  in InitializeSessionSocket()
163     if (rval == -1)  in InitializeSessionSocket()
365     ssize_t rval;  in Process()  local
390         rval = read(mSessionSocket, buffer, sizeof(buffer) - 1);  in Process()
392         if (rval > 0)  in Process()
394             buffer[rval] = '\0';  in Process()
403             if (rval < 0)  in Process()