[xen staging] xl: add vsnd CLI commands

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[xen staging] xl: add vsnd CLI commands

patchbot
commit 7c61cb28bd3e396820469ead6a184ed281f027ef
Author:     Oleksandr Grytsov <[hidden email]>
AuthorDate: Fri Jun 15 13:15:17 2018 +0300
Commit:     Wei Liu <[hidden email]>
CommitDate: Tue Jul 10 08:47:29 2018 +0100

    xl: add vsnd CLI commands
   
    Add CLI commands to attach, detach and list virtual sound devices
   
    Signed-off-by: Oleksandr Grytsov <[hidden email]>
    Acked-by: Wei Liu <[hidden email]>
---
 tools/xl/Makefile      |   2 +-
 tools/xl/xl.h          |   3 +
 tools/xl/xl_cmdtable.c |  15 ++++
 tools/xl/xl_vsnd.c     | 206 +++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 225 insertions(+), 1 deletion(-)

diff --git a/tools/xl/Makefile b/tools/xl/Makefile
index a5117ab3fb..66bdbdef13 100644
--- a/tools/xl/Makefile
+++ b/tools/xl/Makefile
@@ -22,7 +22,7 @@ XL_OBJS += xl_vtpm.o xl_block.o xl_nic.o xl_usb.o
 XL_OBJS += xl_sched.o xl_pci.o xl_vcpu.o xl_cdrom.o xl_mem.o
 XL_OBJS += xl_info.o xl_console.o xl_misc.o
 XL_OBJS += xl_vmcontrol.o xl_saverestore.o xl_migrate.o
-XL_OBJS += xl_vdispl.o
+XL_OBJS += xl_vdispl.o xl_vsnd.o
 
 $(XL_OBJS): CFLAGS += $(CFLAGS_libxentoollog)
 $(XL_OBJS): CFLAGS += $(CFLAGS_XL)
diff --git a/tools/xl/xl.h b/tools/xl/xl.h
index 4e784ff402..a6b85f6db2 100644
--- a/tools/xl/xl.h
+++ b/tools/xl/xl.h
@@ -170,6 +170,9 @@ int main_vtpmdetach(int argc, char **argv);
 int main_vdisplattach(int argc, char **argv);
 int main_vdispllist(int argc, char **argv);
 int main_vdispldetach(int argc, char **argv);
+int main_vsndattach(int argc, char **argv);
+int main_vsndlist(int argc, char **argv);
+int main_vsnddetach(int argc, char **argv);
 int main_usbctrl_attach(int argc, char **argv);
 int main_usbctrl_detach(int argc, char **argv);
 int main_usbdev_attach(int argc, char **argv);
diff --git a/tools/xl/xl_cmdtable.c b/tools/xl/xl_cmdtable.c
index bf2ced8140..10426a2ffd 100644
--- a/tools/xl/xl_cmdtable.c
+++ b/tools/xl/xl_cmdtable.c
@@ -399,6 +399,21 @@ struct cmd_spec cmd_table[] = {
       "Destroy a domain's virtual display device",
       "<Domain> <DevId>",
     },
+    { "vsnd-attach",
+      &main_vsndattach, 1, 1,
+      "Create a new virtual sound device",
+      "<Domain> <vsnd-spec-component(s)>...",
+    },
+    { "vsnd-list",
+      &main_vsndlist, 0, 0,
+      "List virtual display devices for a domain",
+      "<Domain(s)>",
+    },
+    { "vsnd-detach",
+      &main_vsnddetach, 0, 1,
+      "Destroy a domain's virtual sound device",
+      "<Domain> <DevId>",
+    },
     { "uptime",
       &main_uptime, 0, 0,
       "Print uptime for all/some domains",
diff --git a/tools/xl/xl_vsnd.c b/tools/xl/xl_vsnd.c
new file mode 100644
index 0000000000..6dd3a901b2
--- /dev/null
+++ b/tools/xl/xl_vsnd.c
@@ -0,0 +1,206 @@
+/*
+ * Copyright (C) 2016 EPAM Systems Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation; version 2.1 only. with the special
+ * exception on linking described in file LICENSE.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ */
+
+#include <stdlib.h>
+
+#include <libxl.h>
+#include <libxl_utils.h>
+#include <libxlutil.h>
+
+#include <xen/io/sndif.h>
+
+#include "xl.h"
+#include "xl_utils.h"
+#include "xl_parse.h"
+
+int main_vsndattach(int argc, char **argv)
+{
+    int opt;
+    int rc;
+    uint32_t domid;
+    libxl_device_vsnd vsnd;
+
+    SWITCH_FOREACH_OPT(opt, "", NULL, "vsnd-attach", 2) {
+        /* No options */
+    }
+
+    libxl_device_vsnd_init(&vsnd);
+    domid = find_domain(argv[optind++]);
+
+    for (argv += optind, argc -= optind; argc > 0; ++argv, --argc) {
+        rc = parse_vsnd_item(&vsnd, *argv);
+        if (rc) goto out;
+    }
+
+    if (dryrun_only) {
+        char *json = libxl_device_vsnd_to_json(ctx, &vsnd);
+        printf("vsnd: %s\n", json);
+        free(json);
+        goto out;
+    }
+
+    if (libxl_device_vsnd_add(ctx, domid, &vsnd, 0)) {
+        fprintf(stderr, "libxl_device_vsnd_add failed.\n");
+        rc = ERROR_FAIL; goto out;
+    }
+
+    rc = 0;
+
+out:
+    libxl_device_vsnd_dispose(&vsnd);
+    return rc;
+}
+
+static void print_params(libxl_vsnd_params *params)
+{
+    int i;
+
+    if (params->channels_min) {
+        printf(", "XENSND_FIELD_CHANNELS_MIN": %u", params->channels_min);
+    }
+
+    if (params->channels_max) {
+        printf(", "XENSND_FIELD_CHANNELS_MAX": %u", params->channels_max);
+    }
+
+    if (params->buffer_size) {
+        printf(", "XENSND_FIELD_BUFFER_SIZE": %u", params->buffer_size);
+    }
+
+    if (params->num_sample_rates) {
+        printf(", "XENSND_FIELD_SAMPLE_RATES": ");
+        for (i = 0; i < params->num_sample_rates - 1; i++) {
+            printf("%u;", params->sample_rates[i]);
+        }
+        printf("%u", params->sample_rates[i]);
+    }
+
+    if (params->num_sample_formats) {
+        printf(", "XENSND_FIELD_SAMPLE_RATES": ");
+        for (i = 0; i < params->num_sample_formats - 1; i++) {
+            printf("%s;", libxl_vsnd_pcm_format_to_string(params->sample_formats[i]));
+        }
+        printf("%s", libxl_vsnd_pcm_format_to_string(params->sample_formats[i]));
+    }
+
+    printf("\n");
+}
+
+int main_vsndlist(int argc, char **argv)
+{
+   int opt;
+   int i, j, k, n;
+   libxl_device_vsnd *vsnds;
+   libxl_vsndinfo vsndinfo;
+
+   SWITCH_FOREACH_OPT(opt, "", NULL, "vsnd-list", 1) {
+       /* No options */
+   }
+
+   for (argv += optind, argc -= optind; argc > 0; --argc, ++argv) {
+       uint32_t domid;
+
+       if (libxl_domain_qualifier_to_domid(ctx, *argv, &domid) < 0) {
+           fprintf(stderr, "%s is an invalid domain identifier\n", *argv);
+           continue;
+       }
+
+       vsnds = libxl_device_vsnd_list(ctx, domid, &n);
+
+       if (!vsnds) continue;
+
+       for (i = 0; i < n; i++) {
+           libxl_vsndinfo_init(&vsndinfo);
+           if (libxl_device_vsnd_getinfo(ctx, domid, &vsnds[i],
+                                         &vsndinfo) == 0) {
+               printf("\ndevid: %d, be-domid: %d, handle: %d, state: %d, "
+                      "be-path: %s, fe-path: %s\n",
+                      vsndinfo.devid, vsndinfo.backend_id,
+                      vsndinfo.frontend_id, vsndinfo.state,
+                      vsndinfo.backend, vsndinfo.frontend);
+
+               printf(XENSND_FIELD_VCARD_SHORT_NAME": \"%s\", "
+                      XENSND_FIELD_VCARD_LONG_NAME": \"%s\"",
+                      vsnds[i].short_name, vsnds[i].long_name);
+               print_params(&vsnds[i].params);
+
+               for (j = 0; j < vsndinfo.num_vsnd_pcms; j++) {
+                   libxl_vsnd_pcm *pcm = &vsnds[i].pcms[j];
+
+                   printf("\tpcm: %d, "XENSND_FIELD_DEVICE_NAME": \"%s\"", j, pcm->name);
+                   print_params(&pcm->params);
+
+                   for(k = 0; k < vsnds[i].pcms[j].num_vsnd_streams; k++) {
+                       libxl_vsnd_stream *stream = &vsnds[i].pcms[j].streams[k];
+                       libxl_streaminfo *info = &vsndinfo.pcms[j].streams[k];
+
+                       printf("\t\tstream: %d, "XENSND_FIELD_STREAM_UNIQUE_ID": \"%s\", "
+                              XENSND_FIELD_TYPE": %s", k, stream->unique_id,
+                              libxl_vsnd_stream_type_to_string(stream->type));
+                       print_params(&stream->params);
+                       printf("\t\t\t"XENSND_FIELD_EVT_CHNL": %d, "XENSND_FIELD_RING_REF": %d\n",
+                              info->req_evtch, info->req_rref);
+                   }
+               }
+           }
+           libxl_vsndinfo_dispose(&vsndinfo);
+       }
+       libxl_device_vsnd_list_free(vsnds, n);
+   }
+   return 0;
+}
+
+int main_vsnddetach(int argc, char **argv)
+{
+    uint32_t domid, devid;
+    int opt, rc;
+    libxl_device_vsnd vsnd;
+
+    SWITCH_FOREACH_OPT(opt, "", NULL, "vsnd-detach", 2) {
+        /* No options */
+    }
+
+    domid = find_domain(argv[optind++]);
+    devid = atoi(argv[optind++]);
+
+    libxl_device_vsnd_init(&vsnd);
+
+    if (libxl_devid_to_device_vsnd(ctx, domid, devid, &vsnd)) {
+        fprintf(stderr, "Error: Device %d not connected.\n", devid);
+        rc = ERROR_FAIL;
+        goto out;
+    }
+
+    rc = libxl_device_vsnd_remove(ctx, domid, &vsnd, 0);
+    if (rc) {
+        fprintf(stderr, "libxl_device_vsnd_remove failed.\n");
+        rc = ERROR_FAIL;
+        goto out;
+    }
+
+    rc = 0;
+
+out:
+    libxl_device_vsnd_dispose(&vsnd);
+    return rc;
+}
+
+
+/*
+ * Local variables:
+ * mode: C
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
--
generated by git-patchbot for /home/xen/git/xen.git#staging

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