34 bool mpqemu_msg_send(MPQemuMsg *msg, QIOChannel *ioc, Error **errp)  in mpqemu_msg_send()  argument
43     send[0].iov_base = msg;  in mpqemu_msg_send()
46     send[1].iov_base = (void *)&msg->data;  in mpqemu_msg_send()
47     send[1].iov_len = msg->size;  in mpqemu_msg_send()
49     if (msg->num_fds) {  in mpqemu_msg_send()
50         nfds = msg->num_fds;  in mpqemu_msg_send()
51         fds = msg->fds;  in mpqemu_msg_send()
74         trace_mpqemu_send_io_error(msg->cmd, msg->size, nfds);  in mpqemu_msg_send()
122 bool mpqemu_msg_recv(MPQemuMsg *msg, QIOChannel *ioc, Error **errp)  in mpqemu_msg_recv()  argument
130     len = mpqemu_read(ioc, msg, MPQEMU_MSG_HDR_SIZE, &fds, &nfds, errp);  in mpqemu_msg_recv()
138     if (msg->size > sizeof(msg->data)) {  in mpqemu_msg_recv()
143     if (!msg->size) {  in mpqemu_msg_recv()
147     len = mpqemu_read(ioc, &msg->data, msg->size, NULL, NULL, errp);  in mpqemu_msg_recv()
151     if (len != msg->size) {  in mpqemu_msg_recv()
157     msg->num_fds = nfds;  in mpqemu_msg_recv()
158     if (nfds > G_N_ELEMENTS(msg->fds)) {  in mpqemu_msg_recv()
165         memcpy(msg->fds, fds, nfds * sizeof(int));  in mpqemu_msg_recv()
172         trace_mpqemu_recv_io_error(msg->cmd, msg->size, nfds);  in mpqemu_msg_recv()
183  * Send msg and wait for a reply with command code RET_MSG.
189 uint64_t mpqemu_msg_send_and_await_reply(MPQemuMsg *msg, PCIProxyDev *pdev,  in mpqemu_msg_send_and_await_reply()  argument
198     if (!mpqemu_msg_send(msg, pdev->ioc, errp)) {  in mpqemu_msg_send_and_await_reply()
208                          msg->cmd);  in mpqemu_msg_send_and_await_reply()
215 bool mpqemu_msg_valid(MPQemuMsg *msg)  in mpqemu_msg_valid()  argument
217     if (msg->cmd >= MPQEMU_CMD_MAX || msg->cmd < 0) {  in mpqemu_msg_valid()
222     if (msg->num_fds >= REMOTE_MAX_FDS) {  in mpqemu_msg_valid()
226     if (msg->num_fds > 0) {  in mpqemu_msg_valid()
227         for (int i = 0; i < msg->num_fds; i++) {  in mpqemu_msg_valid()
228             if (fcntl(msg->fds[i], F_GETFL) == -1) {  in mpqemu_msg_valid()
235     switch (msg->cmd) {  in mpqemu_msg_valid()
237         if (msg->num_fds == 0 || msg->size != sizeof(SyncSysmemMsg)) {  in mpqemu_msg_valid()
243         if (msg->size != sizeof(PciConfDataMsg)) {  in mpqemu_msg_valid()
249         if ((msg->size != sizeof(BarAccessMsg)) || (msg->num_fds != 0)) {  in mpqemu_msg_valid()
254         if (msg->size || (msg->num_fds != 2)) {  in mpqemu_msg_valid()