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Annotation of 43BSD/contrib/xns/examples/auth/creds.c, revision 1.1

1.1     ! root        1: #include "BasicAuthentication2_defs.h"
        !             2: #include "BasicAuthentication2_support.c"
        !             3: #include <ctype.h>
        !             4: 
        !             5: static Cardinal
        !             6: hashpass(hpw)
        !             7:        char *hpw;
        !             8: {
        !             9:        unsigned long hash;
        !            10:        register char c;
        !            11: 
        !            12:        hash = 0;
        !            13:        while ((c = *hpw++) != '\0') {
        !            14:                hash = (hash<<16) + (isupper(c) ? tolower(c) : c);
        !            15:                hash %= 65357;
        !            16:        }
        !            17:        return((Cardinal) hash);
        !            18: }
        !            19: 
        !            20: 
        !            21: /*
        !            22:  * Given an XNS name and password, return the appropriate
        !            23:  * credentials and verifier associated with that name.
        !            24:  * Per Authentication Protocol, XSIS ....
        !            25:  */
        !            26: MakeSimpleCredentialsAndVerifier(name, pwd, credentials, verifier)
        !            27:        Clearinghouse_Name *name;       /* the XNS user, in 3 fields */
        !            28:        char *pwd;                      /* password, a UNIX string */
        !            29:        Credentials *credentials;
        !            30:        Verifier *verifier;
        !            31: {
        !            32:        Cardinal length;
        !            33:        Unspecified *data, *buf, *seq;
        !            34: 
        !            35:        credentials->type = simple;
        !            36:        length = sizeof_Clearinghouse_Name(name);
        !            37:        data = Allocate(length);
        !            38:        (void) externalize_Clearinghouse_Name(name,data);
        !            39:        seq = credentials->value.sequence = Allocate(length);
        !            40:        credentials->value.length = length;
        !            41:        buf = data;
        !            42:        for ( ; length > 0; length--, seq++)
        !            43:            buf += internalize_Unspecified(seq, buf);
        !            44:        free(data);
        !            45: 
        !            46:        verifier->length = 1;
        !            47:        verifier->sequence = Allocate(sizeof_Unspecified(0));
        !            48:        verifier->sequence[0] = (Unspecified) hashpass(pwd);
        !            49: }
        !            50: 

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