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35 lines
668 B
C
35 lines
668 B
C
/*
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* authusekey - decode a key from ascii and use it
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*/
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#include <config.h>
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#include <stdio.h>
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#include <ctype.h>
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#include "ntp_types.h"
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#include "ntp_string.h"
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#include "ntp_stdlib.h"
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/*
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* Only used by ntp{q,dc} to set the key/algo/secret triple to use.
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* Uses the same decoding scheme ntpd uses for keys in the key file.
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*/
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int
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authusekey(
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keyid_t keyno,
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int keytype,
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const u_char *str
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)
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{
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size_t len;
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u_char buf[AUTHPWD_MAXSECLEN];
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len = authdecodepw(buf, sizeof(buf), (const char*)str,
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AUTHPWD_UNSPEC);
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if (len < 1 || len > sizeof(buf))
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return 0;
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MD5auth_setkey(keyno, keytype, buf, len, NULL);
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memset(buf, 0, sizeof(buf));
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return 1;
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}
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