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@@ -6350,8 +6350,26 @@ warn_client_dns_cache(const char *option, int disabling)
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"to your destination.");
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}
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-/** Warn if <b>bd</b> is an unrecognized bridge distribution setting;
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- * return -1 if it is invalid. */
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+/**
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+ * Validate the configured bridge distribution method from a BridgeDistribution
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+ * config line.
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+ *
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+ * The input <b>bd</b>, is a string taken from the BridgeDistribution config
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+ * line (if present). If the option wasn't set, return 0 immediately. The
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+ * BridgeDistribution option is then validated. Currently valid, recognised
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+ * options are:
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+ *
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+ * - "none"
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+ * - "any"
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+ * - "https"
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+ * - "email"
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+ * - "moat"
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+ * - "hyphae"
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+ *
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+ * If the option string is unrecognised, a warning will be logged and 0 is
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+ * returned. If the option string contains an invalid character, -1 is
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+ * returned.
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+ **/
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static int
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check_bridge_distribution_setting(const char *bd)
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{
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