43 lines
707 B
C
43 lines
707 B
C
#include <u.h>
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#include <lib9.h>
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#include <authsrv.h>
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#include <bio.h>
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#include "authcmdlib.h"
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char *trivial[] = {
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"login",
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"guest",
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"change me",
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"passwd",
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"no passwd",
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"anonymous",
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0
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};
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char*
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okpasswd(char *p)
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{
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char passwd[ANAMELEN];
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char back[ANAMELEN];
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int i, n;
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strncpy(passwd, p, sizeof passwd - 1);
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passwd[sizeof passwd - 1] = '\0';
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n = strlen(passwd);
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while(passwd[n - 1] == ' ')
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n--;
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passwd[n] = '\0';
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for(i = 0; i < n; i++)
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back[i] = passwd[n - 1 - i];
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back[n] = '\0';
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if(n < 8)
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return "password must be at least 8 chars";
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for(i = 0; trivial[i]; i++)
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if(strcmp(passwd, trivial[i]) == 0
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|| strcmp(back, trivial[i]) == 0)
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return "trivial password";
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return 0;
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}
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