xen_backend: introduce xenstore_read_uint64 and xenstore_read_fe_uint64
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
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			@ -111,6 +111,19 @@ int xenstore_read_int(const char *base, const char *node, int *ival)
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    return rc;
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}
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int xenstore_read_uint64(const char *base, const char *node, uint64_t *uval)
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{
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    char *val;
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    int rc = -1;
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    val = xenstore_read_str(base, node);
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    if (val && 1 == sscanf(val, "%"SCNu64, uval)) {
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        rc = 0;
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    }
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    g_free(val);
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    return rc;
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}
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int xenstore_write_be_str(struct XenDevice *xendev, const char *node, const char *val)
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{
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    return xenstore_write_str(xendev->be, node, val);
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			@ -146,6 +159,11 @@ int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival)
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    return xenstore_read_int(xendev->fe, node, ival);
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}
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int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node, uint64_t *uval)
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{
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    return xenstore_read_uint64(xendev->fe, node, uval);
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}
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/* ------------------------------------------------------------- */
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const char *xenbus_strstate(enum xenbus_state state)
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			@ -74,6 +74,8 @@ char *xenstore_read_be_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_be_int(struct XenDevice *xendev, const char *node, int *ival);
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char *xenstore_read_fe_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival);
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int xenstore_read_uint64(const char *base, const char *node, uint64_t *uval);
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int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node, uint64_t *uval);
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const char *xenbus_strstate(enum xenbus_state state);
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struct XenDevice *xen_be_find_xendev(const char *type, int dom, int dev);
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