cc2014c8c7
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@885 ec53bebd-3082-4978-b11e-865c3cabbd6b
50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
/* $Id$ */
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#include <stdlib.h>
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enum {OTPKEYSIZE = 8};
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typedef unsigned char OtpKey[OTPKEYSIZE];
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#define OTP_MIN_PASSPHRASE 10
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#define OTP_MAX_PASSPHRASE 63
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#define OTP_USER_TIMEOUT 60
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#define OTP_DB_TIMEOUT 60
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typedef enum { ALG_MD4, ALG_MD5, ALG_SHA } OtpAlgID;
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typedef struct {
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OtpAlgID id;
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char *name;
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int hashsize;
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int (*hash)(char *s, size_t len, char *res);
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int (*init)(OtpKey key, char *pwd, char *seed);
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int (*next)(OtpKey key);
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} OtpAlgorithm;
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typedef struct {
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char *user;
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OtpAlgorithm *alg;
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unsigned n;
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char seed[17];
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OtpKey key;
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} OtpContext;
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OtpAlgorithm *otp_find_alg (char *name);
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void otp_print_stddict (OtpKey key, char *str);
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void otp_print_hex (OtpKey key, char *str);
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unsigned opt_checksum (OtpKey key);
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int otp_parse_hex (OtpKey key, char *);
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int otp_parse_stddict (OtpKey key, char *);
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int otp_parse_altdict (OtpKey key, char *, OtpAlgorithm *);
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int otp_parse (OtpKey key, char *, OtpAlgorithm *);
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int otp_challenge (OtpContext *ctx, char *user, char *str, size_t len);
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int otp_verify_user (OtpContext *ctx, char *passwd);
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int otp_verify_user_1 (OtpContext *ctx, char *passwd);
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void *otp_db_open ();
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void otp_db_close (void *);
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int otp_put (void *, OtpContext *ctx);
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int otp_get (void *, OtpContext *ctx);
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