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Annotation of 43BSDReno/contrib/isode-beta/psap/prim2bit.c, revision 1.1.1.1

1.1       root        1: /* prim2bit.c - presentation element to bit string */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/psap/RCS/prim2bit.c,v 7.0 89/11/23 22:13:09 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/psap/RCS/prim2bit.c,v 7.0 89/11/23 22:13:09 mrose Rel $
                      9:  *
                     10:  *
                     11:  * $Log:       prim2bit.c,v $
                     12:  * Revision 7.0  89/11/23  22:13:09  mrose
                     13:  * Release 6.0
                     14:  * 
                     15:  */
                     16: 
                     17: /*
                     18:  *                               NOTICE
                     19:  *
                     20:  *    Acquisition, use, and distribution of this module and related
                     21:  *    materials are subject to the restrictions of a license agreement.
                     22:  *    Consult the Preface in the User's Manual for the full terms of
                     23:  *    this agreement.
                     24:  *
                     25:  */
                     26: 
                     27: 
                     28: /* LINTLIBRARY */
                     29: 
                     30: #include <stdio.h>
                     31: #include "psap.h"
                     32: 
                     33: /*  */
                     34: 
                     35: PE     prim2bit (pe)
                     36: register PE    pe;
                     37: {
                     38:     int            i;
                     39:     register PElementData bp;
                     40:     register PElementLen len;
                     41:     register PE            p;
                     42: 
                     43:     switch (pe -> pe_form) {
                     44:        case PE_FORM_PRIM:      /* very paranoid... */
                     45:            if ((bp = pe -> pe_prim) && (len = pe -> pe_len)) {
                     46:                if ((i = *bp & 0xff) > 7)
                     47:                    return pe_seterr (pe, PE_ERR_BITS, NULLPE);
                     48:                pe -> pe_nbits = ((len - 1) * 8) - i;
                     49:            }
                     50:            else
                     51:                pe -> pe_nbits = 0;
                     52:            break;
                     53: 
                     54:        case PE_FORM_CONS: 
                     55:            pe -> pe_nbits = 0;
                     56:            for (p = pe -> pe_cons; p; p = p -> pe_next) {
                     57:                if (prim2bit (p) == NULLPE)
                     58:                    return NULLPE;
                     59:                pe -> pe_nbits += p -> pe_nbits;
                     60:            }
                     61:            break;
                     62:     }
                     63: 
                     64:     return pe;
                     65: }

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