projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 9e8e5516 C |
1 | /* rt2ssreleas1.c - RTPM: initiate release */ |
| 2 | ||
| 3 | #ifndef lint | |
| 4 | static char *rcsid = "$Header: /f/osi/rtsap/RCS/rt2ssreleas1.c,v 7.1 91/02/22 09:42:31 mrose Interim $"; | |
| 5 | #endif | |
| 6 | ||
| 7 | /* | |
| 8 | * $Header: /f/osi/rtsap/RCS/rt2ssreleas1.c,v 7.1 91/02/22 09:42:31 mrose Interim $ | |
| 9 | * | |
| 10 | * | |
| 11 | * $Log: rt2ssreleas1.c,v $ | |
| 12 | * Revision 7.1 91/02/22 09:42:31 mrose | |
| 13 | * Interim 6.8 | |
| 14 | * | |
| 15 | * Revision 6.0 89/03/18 23:43:21 mrose | |
| 16 | * Release 5.0 | |
| 17 | * | |
| 18 | */ | |
| 19 | ||
| 20 | /* | |
| 21 | * NOTICE | |
| 22 | * | |
| 23 | * Acquisition, use, and distribution of this module and related | |
| 24 | * materials are subject to the restrictions of a license agreement. | |
| 25 | * Consult the Preface in the User's Manual for the full terms of | |
| 26 | * this agreement. | |
| 27 | * | |
| 28 | */ | |
| 29 | ||
| 30 | ||
| 31 | /* LINTLIBRARY */ | |
| 32 | ||
| 33 | #include <stdio.h> | |
| 34 | #include <signal.h> | |
| 35 | #include "rtpkt.h" | |
| 36 | ||
| 37 | /* \f RT-END.REQUEST (X.410 CLOSE.REQUEST) */ | |
| 38 | ||
| 39 | int RtEndRequest (sd, rti) | |
| 40 | int sd; | |
| 41 | struct RtSAPindication *rti; | |
| 42 | { | |
| 43 | SBV smask; | |
| 44 | int result; | |
| 45 | register struct assocblk *acb; | |
| 46 | ||
| 47 | missingP (rti); | |
| 48 | ||
| 49 | smask = sigioblock (); | |
| 50 | ||
| 51 | rtsapPsig (acb, sd); | |
| 52 | ||
| 53 | result = RtEndRequestAux (acb, rti); | |
| 54 | ||
| 55 | (void) sigiomask (smask); | |
| 56 | ||
| 57 | return result; | |
| 58 | } | |
| 59 | ||
| 60 | /* \f */ | |
| 61 | ||
| 62 | static int RtEndRequestAux (acb, rti) | |
| 63 | register struct assocblk *acb; | |
| 64 | struct RtSAPindication *rti; | |
| 65 | { | |
| 66 | int result; | |
| 67 | struct SSAPindication sis; | |
| 68 | register struct SSAPindication *si = &sis; | |
| 69 | register struct SSAPabort *sa = &si -> si_abort; | |
| 70 | struct SSAPrelease srs; | |
| 71 | register struct SSAPrelease *sr = &srs; | |
| 72 | ||
| 73 | if (acb -> acb_flags & ACB_ACS) | |
| 74 | return rtsaplose (rti, RTS_OPERATION, NULLCP, | |
| 75 | "not an association descriptor for RTS"); | |
| 76 | if (!(acb -> acb_flags & ACB_INIT) && (acb -> acb_flags & ACB_TWA)) | |
| 77 | return rtsaplose (rti, RTS_OPERATION, NULLCP, "not initiator"); | |
| 78 | if (!(acb -> acb_flags & ACB_TURN)) | |
| 79 | return rtsaplose (rti, RTS_OPERATION, NULLCP, "turn not owned by you"); | |
| 80 | if (acb -> acb_flags & ACB_ACT) | |
| 81 | return rtsaplose (rti, RTS_OPERATION, NULLCP, "transfer in progress"); | |
| 82 | if (acb -> acb_flags & ACB_PLEASE) | |
| 83 | return rtsaplose (rti, RTS_WAITING, NULLCP, NULLCP); | |
| 84 | ||
| 85 | if (SRelRequest (acb -> acb_fd, NULLCP, 0, NOTOK, sr, si) == NOTOK) { | |
| 86 | if (sa -> sa_peer) | |
| 87 | return ss2rtsabort (acb, sa, rti); | |
| 88 | ||
| 89 | result = ss2rtslose (acb, rti, "SRelRequest", sa); | |
| 90 | } | |
| 91 | else | |
| 92 | if (!sr -> sr_affirmative) | |
| 93 | result = rtpktlose (acb, rti, RTS_PROTOCOL, NULLCP, | |
| 94 | "other side refused to release connection"); | |
| 95 | else { | |
| 96 | acb -> acb_fd = NOTOK; | |
| 97 | result = OK; | |
| 98 | } | |
| 99 | ||
| 100 | acb -> acb_flags &= ~ACB_STICKY; | |
| 101 | freeacblk (acb); | |
| 102 | ||
| 103 | return result; | |
| 104 | } |