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-rw-r--r--src/spf.h38
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diff --git a/src/spf.h b/src/spf.h
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+/*************************************************
+* Exim - an Internet mail transport agent *
+*************************************************/
+
+/* Experimental SPF support.
+ Copyright (c) Tom Kistner <tom@duncanthrax.net> 2004
+ License: GPL
+ Copyright (c) The Exim Maintainers 2016 - 2020
+*/
+
+#ifdef SUPPORT_SPF
+
+/* Yes, we do have ns_type. spf.h redefines it if we don't set this. Doh */
+#if !defined(HAVE_NS_TYPE) && defined(NS_INADDRSZ)
+# define HAVE_NS_TYPE
+#endif
+#include <spf2/spf.h>
+
+#include <spf2/spf_dns_resolv.h>
+#include <spf2/spf_dns_cache.h>
+
+typedef struct spf_result_id {
+ uschar *name;
+ int value;
+} spf_result_id;
+
+/* prototypes */
+void spf_lib_version_report(FILE *);
+BOOL spf_init(void);
+BOOL spf_conn_init(uschar *, uschar *);
+int spf_process(const uschar **, uschar *, int);
+void spf_response_debug(SPF_response_t *);
+
+#define SPF_PROCESS_NORMAL 0
+#define SPF_PROCESS_GUESS 1
+#define SPF_PROCESS_FALLBACK 2
+
+#endif