Commit f54603b6 authored by Michael Roth's avatar Michael Roth
Browse files

qemu-ga: add win32 guest-suspend-ram command 

S3 sleep implementation for windows.
parent aa59637e

qga/commands-win32.c

+25 −9
Original line number Diff line number Diff line
@@ -174,7 +174,8 @@ int64_t qmp_guest_fsfreeze_thaw(Error **err) 
}



typedef enum {

    GUEST_SUSPEND_MODE_DISK

    GUEST_SUSPEND_MODE_DISK,

    GUEST_SUSPEND_MODE_RAM

} GuestSuspendMode;



static void check_suspend_mode(GuestSuspendMode mode, Error **err)
@@ -192,18 +193,24 @@ static void check_suspend_mode(GuestSuspendMode mode, Error **err) 
        goto out;

    }



    if (mode == GUEST_SUSPEND_MODE_DISK) {

        if (sys_pwr_caps.SystemS4) {

            return;

    switch (mode) {

    case GUEST_SUSPEND_MODE_DISK:

        if (!sys_pwr_caps.SystemS4) {

            error_set(&local_err, QERR_QGA_COMMAND_FAILED,

                      "suspend-to-disk not supported by OS");

        }

    } else {

        break;

    case GUEST_SUSPEND_MODE_RAM:

        if (!sys_pwr_caps.SystemS3) {

            error_set(&local_err, QERR_QGA_COMMAND_FAILED,

                      "suspend-to-ram not supported by OS");

        }

        break;

    default:

        error_set(&local_err, QERR_INVALID_PARAMETER_VALUE, "mode",

                  "GuestSuspendMode");

        goto out;

    }



    error_set(&local_err, QERR_QGA_COMMAND_FAILED,

              "suspend mode not supported by OS");

out:

    if (local_err) {

        error_propagate(err, local_err);
@@ -239,7 +246,16 @@ void qmp_guest_suspend_disk(Error **err) 


void qmp_guest_suspend_ram(Error **err)

{

    error_set(err, QERR_UNSUPPORTED);

    GuestSuspendMode *mode = g_malloc(sizeof(GuestSuspendMode));



    *mode = GUEST_SUSPEND_MODE_RAM;

    check_suspend_mode(*mode, err);

    acquire_privilege(SE_SHUTDOWN_NAME, err);

    execute_async(do_suspend, mode, err);



    if (error_is_set(err)) {

        g_free(mode);

    }

}



void qmp_guest_suspend_hybrid(Error **err)