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Annotation of 43BSDReno/contrib/isode-beta/psap2-lpp/psapselect.c, revision 1.1.1.1

1.1       root        1: /* psapselect.c - PPM: map descriptors */
                      2: 
                      3: #ifndef        lint
                      4: static char *rcsid = "$Header: /f/osi/psap2-lpp/RCS/psapselect.c,v 7.0 89/11/23 22:16:02 mrose Rel $";
                      5: #endif
                      6: 
                      7: /* 
                      8:  * $Header: /f/osi/psap2-lpp/RCS/psapselect.c,v 7.0 89/11/23 22:16:02 mrose Rel $
                      9:  *
                     10:  * Contributed by The Wollongong Group, Inc.
                     11:  *
                     12:  *
                     13:  * $Log:       psapselect.c,v $
                     14:  * Revision 7.0  89/11/23  22:16:02  mrose
                     15:  * Release 6.0
                     16:  * 
                     17:  */
                     18: 
                     19: /*
                     20:  *                               NOTICE
                     21:  *
                     22:  *    Acquisition, use, and distribution of this module and related
                     23:  *    materials are subject to the restrictions of a license agreement.
                     24:  *    Consult the Preface in the User's Manual for the full terms of
                     25:  *    this agreement.
                     26:  *
                     27:  */
                     28: 
                     29: 
                     30: /* LINTLIBRARY */
                     31: 
                     32: #include <stdio.h>
                     33: #include <signal.h>
                     34: #define        LPP
                     35: #include "ppkt.h"
                     36: 
                     37: /*    map presentation descriptors for select() */
                     38: 
                     39: int    PSelectMask (sd, mask, nfds, pi)
                     40: int    sd;
                     41: fd_set *mask;
                     42: int    *nfds;
                     43: struct PSAPindication *pi;
                     44: {
                     45:     SBV     smask;
                     46:     int            reason,
                     47:            result;
                     48:     register struct psapblk *pb;
                     49: 
                     50:     missingP (mask);
                     51:     missingP (nfds);
                     52:     missingP (pi);
                     53: 
                     54:     smask = sigioblock ();
                     55: 
                     56:     if ((pb = findpblk (sd)) == NULL) {
                     57:        (void) sigiomask (smask);
                     58:        return psaplose (pi, PC_PARAMETER, NULLCP,
                     59:                            "invalid presentation descriptor");
                     60:     }
                     61: 
                     62:     result = pb -> pb_checkfnx ? (*pb -> pb_checkfnx) (pb, pi) : OK;
                     63:     if (result == NOTOK && (reason = pi -> pi_abort.pa_reason) != PC_TIMER) {
                     64:        if (PC_FATAL (reason))
                     65:            freepblk (pb);
                     66:     }
                     67:     else {
                     68:        FD_SET (pb -> pb_fd, mask);
                     69:        if (pb -> pb_fd > *nfds)
                     70:            *nfds = pb -> pb_fd + 1;
                     71:     }
                     72: 
                     73:     (void) sigiomask (smask);
                     74: 
                     75:     return result;
                     76: }

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