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#ifndef RSPAMD_SPF_H
#define RSPAMD_SPF_H
#include "config.h"
#include "ref.h"
#include "addr.h"
struct rspamd_task;
struct spf_resolved;
typedef void (*spf_cb_t)(struct spf_resolved *record, struct rspamd_task *task);
typedef enum spf_mech_e {
SPF_FAIL,
SPF_SOFT_FAIL,
SPF_PASS,
SPF_NEUTRAL
} spf_mech_t;
typedef enum spf_action_e {
SPF_RESOLVE_MX,
SPF_RESOLVE_A,
SPF_RESOLVE_PTR,
SPF_RESOLVE_AAA,
SPF_RESOLVE_REDIRECT,
SPF_RESOLVE_INCLUDE,
SPF_RESOLVE_EXISTS,
SPF_RESOLVE_EXP
} spf_action_t;
#define RSPAMD_SPF_FLAG_IPV6 (1 << 0)
#define RSPAMD_SPF_FLAG_IPV4 (1 << 1)
#define RSPAMD_SPF_FLAG_PROCESSED (1 << 2)
#define RSPAMD_SPF_FLAG_ANY (1 << 3)
#define RSPAMD_SPF_FLAG_PARSED (1 << 4)
#define RSPAMD_SPF_FLAG_VALID (1 << 5)
#define RSPAMD_SPF_FLAG_REFRENCE (1 << 6)
#define RSPAMD_SPF_FLAG_REDIRECT (1 << 7)
struct spf_addr {
guchar addr6[sizeof (struct in6_addr)];
guchar addr4[sizeof (struct in_addr)];
union {
struct {
guint16 mask_v4;
guint16 mask_v6;
} dual;
guint32 idx;
} m;
guint flags;
spf_mech_t mech;
gchar *spf_string;
struct spf_addr *prev, *next;
};
struct spf_resolved {
gchar *domain;
guint ttl;
GArray *elts; /* Flat list of struct spf_addr */
ref_entry_t ref; /* Refcounting */
};
/*
* Resolve spf record for specified task and call a callback after resolution fails/succeed
*/
gboolean resolve_spf (struct rspamd_task *task, spf_cb_t callback);
/*
* Get a domain for spf for specified task
*/
const gchar * get_spf_domain (struct rspamd_task *task);
/*
* Increase refcount
*/
struct spf_resolved * spf_record_ref (struct spf_resolved *rec);
/*
* Decrease refcount
*/
void spf_record_unref (struct spf_resolved *rec);
#endif
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