Initialize remote process main loop and add the message handling logic. Handle SYNC_SYSMEM message by updating its "system_memory" container using shared file descriptors received from QEMU.
Signed-off-by: Jagannathan Raman <jag.ra...@oracle.com> --- hw/scsi/qemu-scsi-dev.c | 71 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) diff --git a/hw/scsi/qemu-scsi-dev.c b/hw/scsi/qemu-scsi-dev.c index 21aba91..ede0c4b 100644 --- a/hw/scsi/qemu-scsi-dev.c +++ b/hw/scsi/qemu-scsi-dev.c @@ -23,22 +23,93 @@ */ #include <stdio.h> +#include <glib.h> +#include <unistd.h> #include "qemu/osdep.h" #include "qemu/module.h" #include "remote/pcihost.h" #include "remote/machine.h" #include "hw/boards.h" +#include "remote/memory.h" +#include "io/proxy-link.h" +#include "qapi/error.h" +#include "qemu/main-loop.h" +#include "sysemu/cpus.h" +#include "qemu-common.h" static RemMachineState *machine; +static ProxyLinkState *proxy_link; + +static void process_msg(GIOCondition cond) +{ + ProcMsg *msg = NULL; + Error *err = NULL; + + if ((cond & G_IO_HUP) || (cond & G_IO_ERR)) { + error_setg(&err, "socket closed, cond is %d", cond); + goto finalize_loop; + } + + msg = g_malloc0(sizeof(ProcMsg)); + + if (proxy_proc_recv(proxy_link, msg)) { + error_setg(&err, "Failed to receive message"); + goto finalize_loop; + } + + switch (msg->cmd) { + case INIT: + break; + case CONF_WRITE: + break; + case CONF_READ: + break; + default: + error_setg(&err, "Unknown command"); + goto finalize_loop; + } + + g_free(msg); + + return; + +finalize_loop: + error_report_err(err); + g_free(msg); + proxy_link_finalize(proxy_link); + proxy_link = NULL; +} int main(int argc, char *argv[]) { + Error *err = NULL; + module_call_init(MODULE_INIT_QOM); machine = REMOTE_MACHINE(object_new(TYPE_REMOTE_MACHINE)); current_machine = MACHINE(machine); + if (qemu_init_main_loop(&err)) { + error_report_err(err); + return -EBUSY; + } + + qemu_init_cpu_loop(); + + page_size_init(); + + proxy_link = proxy_link_create(); + if (!proxy_link) { + printf("Could not create proxy link\n"); + return -1; + } + + proxy_link_set_sock(proxy_link, STDIN_FILENO); + proxy_link_set_callback(proxy_link, process_msg); + + start_handler(proxy_link); + return 0; } -- 1.8.3.1