diff options
Diffstat (limited to 'hw/xen/xen_backend.c')
| -rw-r--r-- | hw/xen/xen_backend.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/hw/xen/xen_backend.c b/hw/xen/xen_backend.c index 3cd45b4..b2cb22b 100644 --- a/hw/xen/xen_backend.c +++ b/hw/xen/xen_backend.c @@ -111,6 +111,19 @@ int xenstore_read_int(const char *base, const char *node, int *ival) return rc; } +int xenstore_read_uint64(const char *base, const char *node, uint64_t *uval) +{ + char *val; + int rc = -1; + + val = xenstore_read_str(base, node); + if (val && 1 == sscanf(val, "%"SCNu64, uval)) { + rc = 0; + } + g_free(val); + return rc; +} + int xenstore_write_be_str(struct XenDevice *xendev, const char *node, const char *val) { return xenstore_write_str(xendev->be, node, val); @@ -146,6 +159,11 @@ int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival) return xenstore_read_int(xendev->fe, node, ival); } +int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node, uint64_t *uval) +{ + return xenstore_read_uint64(xendev->fe, node, uval); +} + /* ------------------------------------------------------------- */ const char *xenbus_strstate(enum xenbus_state state) |