[Xen-devel] [PATCH v3 3/4] libxl: add libxl_get_parameters() function

[Vasilis Liaskovitis <vliaskovitis@xxxxxxxx>]

Add a new libxl function to get hypervisor parameters.

Signed-off-by: Vasilis Liaskovitis <vliaskovitis@xxxxxxxx>
---
 tools/libxl/libxl.c | 15 +++++++++++++++
 tools/libxl/libxl.h |  1 +
 2 files changed, 16 insertions(+)

diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index ec71574e99..124033e5a3 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -669,6 +669,21 @@ int libxl_set_parameters(libxl_ctx *ctx, char *params)
     return 0;
 }
 
+int libxl_get_parameters(libxl_ctx *ctx, char *params, char *values)
+{
+    int ret;
+    GC_INIT(ctx);
+
+    ret = xc_get_parameters(ctx->xch, params, values);
+    if (ret < 0) {
+        LOGEV(ERROR, ret, "getting parameters");
+        GC_FREE;
+        return ret;//ERROR_FAIL;
+    }
+    GC_FREE;
+    return 0;
+}
+
 static int fd_set_flags(libxl_ctx *ctx, int fd,
                         int fcntlgetop, int fcntlsetop, const char *fl,
                         int flagmask, int set_p)
diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h
index a38e5cdba2..360a757a06 100644
--- a/tools/libxl/libxl.h
+++ b/tools/libxl/libxl.h
@@ -2307,6 +2307,7 @@ int libxl_send_trigger(libxl_ctx *ctx, uint32_t domid,
 int libxl_send_sysrq(libxl_ctx *ctx, uint32_t domid, char sysrq);
 int libxl_send_debug_keys(libxl_ctx *ctx, char *keys);
 int libxl_set_parameters(libxl_ctx *ctx, char *params);
+int libxl_get_parameters(libxl_ctx *ctx, char *params, char *values);
 
 typedef struct libxl__xen_console_reader libxl_xen_console_reader;
 
-- 
2.20.1


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