#ifndef _RPMVS_H

#define _RPMVS_H

#include <rpm/rpmtypes.h>

#include <rpm/rpmts.h> /* for rpmVSFlags */

#include "lib/header_internal.h"

/* siginfo range bits */

enum {

    RPMSIG_HEADER	= (1 << 0),

    RPMSIG_PAYLOAD	= (1 << 1),

};

struct rpmsinfo_s {

    /* static data */

    int type;

    int disabler;

    int range;

    /* parsed data */

    int hashalgo;

    int sigalgo;

    int id;

    int wrapped;

    int strength;

    unsigned int keyid;

    union {

	pgpDigParams sig;

	char *dig;

    };

    char *descr;

    DIGEST_CTX ctx;

    /* verify results */

    rpmRC rc;

    char *msg;

};

/**

 * Signature/digest verification callback prototype.

 * Useful eg for customizing verification output and results.

 *

 * @param sinfo		signature/digest info

 * @param cbdata	callback data

 * @return		1 to continue, 0 to stop verification

 */

typedef int (*rpmsinfoCb)(struct rpmsinfo_s *sinfo, void *cbdata);

#ifdef __cplusplus

extern "C" {

#endif

RPM_GNUC_INTERNAL

const char *rpmsinfoDescr(struct rpmsinfo_s *sinfo);

RPM_GNUC_INTERNAL

char *rpmsinfoMsg(struct rpmsinfo_s *sinfo);

RPM_GNUC_INTERNAL

struct rpmvs_s *rpmvsCreate(int vfylevel, rpmVSFlags vsflags, rpmKeyring keyring);

RPM_GNUC_INTERNAL

void rpmvsInit(struct rpmvs_s *vs, hdrblob blob, rpmDigestBundle bundle);

RPM_GNUC_INTERNAL

rpmVSFlags rpmvsFlags(struct rpmvs_s *vs);

RPM_GNUC_INTERNAL

struct rpmvs_s *rpmvsFree(struct rpmvs_s *sis);

RPM_GNUC_INTERNAL

void rpmvsAppendTag(struct rpmvs_s *sis, hdrblob blob, rpmTagVal tag);

RPM_GNUC_INTERNAL

void rpmvsInitRange(struct rpmvs_s *sis, int range);

RPM_GNUC_INTERNAL

void rpmvsFiniRange(struct rpmvs_s *sis, int range);

RPM_GNUC_INTERNAL

int rpmvsRange(struct rpmvs_s *vs);

RPM_GNUC_INTERNAL

int rpmvsVerify(struct rpmvs_s *sis, int type,

                       rpmsinfoCb cb, void *cbdata);

RPM_GNUC_INTERNAL

rpmRC rpmpkgRead(struct rpmvs_s *vs, FD_t fd,

		hdrblob *sigblobp, hdrblob *blobp, char **emsg);

#ifdef __cplusplus

}

#endif

#endif /* _RPMVS_H */