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Annotation of 43BSDReno/contrib/isode-beta/psap/prim2qb.c, revision 1.1.1.1

1.1       root        1: /* prim2qb.c - presentation element to qbuf */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/psap/RCS/prim2qb.c,v 7.0 89/11/23 22:13:13 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/psap/RCS/prim2qb.c,v 7.0 89/11/23 22:13:13 mrose Rel $
                      9:  *
                     10:  *
                     11:  * $Log:       prim2qb.c,v $
                     12:  * Revision 7.0  89/11/23  22:13:13  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: struct qbuf *prim2qb (pe)
                     36: register PE    pe;
                     37: {
                     38:     register struct qbuf *qb,
                     39:                         *qp;
                     40:     register PE            p;
                     41:     register PElementClass class;
                     42:     register PElementID id;
                     43: 
                     44:     if ((qb = (struct qbuf *) malloc (sizeof *qb)) == NULL)
                     45:        return pe_seterr (pe, PE_ERR_NMEM, (struct qbuf *) NULL);
                     46:     qb -> qb_forw = qb -> qb_back = qb;
                     47:     qb -> qb_data = NULL, qb -> qb_len = 0;
                     48:        
                     49:     switch (pe -> pe_form) {
                     50:        case PE_FORM_PRIM:
                     51:            if ((qp = str2qb ((char *) pe -> pe_prim, (int) pe -> pe_len, 0))
                     52:                    == NULL) {
                     53:                pe -> pe_errno = PE_ERR_NMEM;
                     54:                goto out;
                     55:            }
                     56:            qb -> qb_len = qp -> qb_len;
                     57:            insque (qp, qb);
                     58:            break;
                     59: 
                     60:        case PE_FORM_CONS:
                     61:            if ((p = pe -> pe_cons) == NULLPE)
                     62:                break;
                     63:            class = p -> pe_class, id = p -> pe_id;
                     64:            for (p = pe -> pe_cons; p; p = p -> pe_next) {
                     65:                register struct qbuf *qpp,
                     66:                                     *qbp;
                     67: 
                     68:                if ((p -> pe_class != class || p -> pe_id != id)
                     69:                        && (p -> pe_class != PE_CLASS_UNIV
                     70:                                || p -> pe_id != PE_PRIM_OCTS)) {
                     71:                    pe -> pe_errno = PE_ERR_TYPE;
                     72:                    goto out;
                     73:                }
                     74:                if ((qp = prim2qb (p)) == NULL) {
                     75:                    pe -> pe_errno = p -> pe_errno;
                     76:                    goto out;
                     77:                }
                     78: 
                     79:                for (qpp = qp -> qb_forw; qpp != qp; qpp = qbp) {
                     80:                    qbp = qpp -> qb_forw;
                     81: 
                     82:                    remque (qpp);
                     83:                    insque (qpp, qb -> qb_back);
                     84: 
                     85:                    qb -> qb_len += qpp -> qb_len;
                     86:                }
                     87:                free ((char *) qp);
                     88:            }
                     89:            break;
                     90:     }
                     91: 
                     92:     return qb;
                     93: 
                     94: out: ;
                     95:     qb_free (qb);
                     96: 
                     97:     return NULL;
                     98: }

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