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

1.1       root        1: /* qb_pullup.c - "pullup" a list of qbufs */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/psap/RCS/qb_pullup.c,v 7.0 89/11/23 22:13:31 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/psap/RCS/qb_pullup.c,v 7.0 89/11/23 22:13:31 mrose Rel $
                      9:  *
                     10:  *
                     11:  * $Log:       qb_pullup.c,v $
                     12:  * Revision 7.0  89/11/23  22:13:31  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: int    qb_pullup (qb)
                     36: register struct qbuf *qb;
                     37: {
                     38:     register int    len;
                     39:     register char  *d;
                     40:     register struct qbuf  *p,
                     41:                          *qp,
                     42:                          *qpp;
                     43: 
                     44:     len = 0;
                     45: #ifdef notdef          /* want null-termination... */
                     46:     if ((p = qb -> qb_forw) -> qb_forw == qb)
                     47:        return OK;
                     48: #endif
                     49:     for (p = qb -> qb_forw; p != qb; p = p -> qb_forw)
                     50:        len += p -> qb_len;
                     51: 
                     52:     if ((p = (struct qbuf *) malloc ((unsigned) (sizeof *p + len + 1)))
                     53:            == NULL)
                     54:        return NOTOK;
                     55:     d = p -> qb_data = p -> qb_base;
                     56:     p -> qb_len = len;
                     57: 
                     58:     for (qp = qb -> qb_forw; qp != qb; qp = qpp) {
                     59:        qpp = qp -> qb_forw;
                     60: 
                     61:        remque (qp);
                     62: 
                     63:        bcopy (qp -> qb_data, d, qp -> qb_len);
                     64:        d += qp -> qb_len;
                     65: 
                     66:        free ((char *) qp);
                     67:     }
                     68:     *d = NULL;
                     69: 
                     70:     insque (p, qb);
                     71: 
                     72:     return OK;
                     73: }

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