2004-06-16 11:40:13 +01:00
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#include <stdlib.h>
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2004-07-24 20:07:29 +01:00
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#include "termmap.h"
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2004-07-24 16:08:35 +01:00
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#include "system.h"
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2004-08-27 15:41:06 +01:00
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#include "label.h"
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2004-06-16 11:40:13 +01:00
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#include "error.h"
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2004-08-27 18:25:38 +01:00
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#include "debug.h"
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2004-08-27 20:06:15 +01:00
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#include "binding.h"
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2004-06-16 11:40:13 +01:00
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#define MATCH_NONE 0
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#define MATCH_ORDER 1
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#define MATCH_REVERSE 2
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2004-08-27 15:41:06 +01:00
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#define MATCH_CONTENT 3
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2004-06-16 11:40:13 +01:00
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#define LABEL_GOOD -3
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#define LABEL_TODO -2
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2004-08-27 18:25:38 +01:00
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extern int globalError;
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2004-07-22 12:57:15 +01:00
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// Debugging the NI-SYNCH checks
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//#define OKIDEBUG
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2004-06-16 11:40:13 +01:00
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/*
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* Validity checks for claims
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2004-08-27 12:52:43 +01:00
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*
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* Note that the first few operate on claims, and that the tests for e.g. the Arachne engine are seperate.
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2004-06-16 11:40:13 +01:00
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*/
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2004-08-27 12:52:43 +01:00
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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int indac = 0;
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2004-08-09 11:05:58 +01:00
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void
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indact ()
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2004-07-22 12:57:15 +01:00
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{
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int i;
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i = indac;
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while (i > 0)
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{
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printf ("| ");
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i--;
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}
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}
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#endif
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2004-08-27 15:41:06 +01:00
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//! Check complete message match
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/**
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* Roledef based.
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*@returns MATCH_NONE or MATCH_CONTENT
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*/
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__inline__ int
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events_match_rd (const Roledef rdi, const Roledef rdj)
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{
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if (isTermEqual (rdi->message, rdj->message) &&
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isTermEqual (rdi->from, rdj->from) &&
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isTermEqual (rdi->to, rdj->to) &&
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isTermEqual (rdi->label, rdj->label) &&
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!(rdi->internal || rdj->internal))
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{
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return MATCH_CONTENT;
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}
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else
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{
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return MATCH_NONE;
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}
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}
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2004-06-16 11:40:13 +01:00
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//! Check complete message match
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/**
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*@returns any of the MATCH_ signals
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*/
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2004-07-22 12:57:15 +01:00
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__inline__ int
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2004-06-16 11:40:13 +01:00
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events_match (const System sys, const int i, const int j)
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{
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Roledef rdi, rdj;
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rdi = sys->traceEvent[i];
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rdj = sys->traceEvent[j];
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2004-08-09 11:05:58 +01:00
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if (isTermEqual (rdi->message, rdj->message) &&
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isTermEqual (rdi->from, rdj->from) &&
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isTermEqual (rdi->to, rdj->to) &&
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isTermEqual (rdi->label, rdj->label) &&
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!(rdi->internal || rdj->internal))
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2004-06-16 11:40:13 +01:00
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{
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if (rdi->type == SEND && rdj->type == READ)
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{
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2004-08-09 11:05:58 +01:00
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if (i < j)
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return MATCH_ORDER;
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2004-06-16 11:40:13 +01:00
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else
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2004-08-09 11:05:58 +01:00
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return MATCH_REVERSE;
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2004-06-16 11:40:13 +01:00
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}
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if (rdi->type == READ && rdj->type == SEND)
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{
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2004-08-09 11:05:58 +01:00
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if (i > j)
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return MATCH_ORDER;
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2004-06-16 11:40:13 +01:00
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else
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2004-08-09 11:05:58 +01:00
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return MATCH_REVERSE;
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2004-06-16 11:40:13 +01:00
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}
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}
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return MATCH_NONE;
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}
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2004-07-22 12:57:15 +01:00
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//! Check nisynch from label_to_index.
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__inline__ int
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oki_nisynch_full (const System sys, const Termmap label_to_index)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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// Are all labels well linked?
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Termmap label_to_index_scan;
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2004-06-16 11:40:13 +01:00
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2004-07-22 12:57:15 +01:00
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label_to_index_scan = label_to_index;
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while (label_to_index_scan != NULL)
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{
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if (label_to_index_scan->result != LABEL_GOOD)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf ("Incorrectly linked label at the end,");
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printf ("label: ");
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termPrint (label_to_index_scan->term);
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printf ("\n");
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#endif
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return 0;
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2004-06-16 11:40:13 +01:00
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}
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2004-07-22 12:57:15 +01:00
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label_to_index_scan = label_to_index_scan->next;
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2004-06-16 11:40:13 +01:00
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}
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2004-07-22 12:57:15 +01:00
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// Apparently they are all well linked
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return 1;
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}
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//! Evaluate claims or internal reads (chooses)
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__inline__ int
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2004-08-09 11:05:58 +01:00
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oki_nisynch_other (const System sys, const int trace_index,
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const Termmap role_to_run, const Termmap label_to_index)
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2004-07-22 12:57:15 +01:00
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{
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int result;
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#ifdef OKIDEBUG
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indact ();
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printf ("Exploring further assuming this (claim) run is not involved.\n");
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indac++;
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#endif
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2004-08-09 11:05:58 +01:00
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result = oki_nisynch (sys, trace_index - 1, role_to_run, label_to_index);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf (">%i<\n", result);
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indac--;
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#endif
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return result;
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}
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//! Evaluate reads
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__inline__ int
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2004-08-09 11:05:58 +01:00
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oki_nisynch_read (const System sys, const int trace_index,
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const Termmap role_to_run, const Termmap label_to_index)
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2004-07-22 12:57:15 +01:00
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{
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/*
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* Read is only relevant for already involved runs, and labels in prec
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*/
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Termmap role_to_run_scan;
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int result = 7;
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Roledef rd;
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int rid;
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rd = sys->traceEvent[trace_index];
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rid = sys->traceRun[trace_index];
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role_to_run_scan = role_to_run;
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while (role_to_run_scan != NULL)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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if (role_to_run_scan->result == rid)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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// Involved, but is it a prec label?
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if (termmapGet (label_to_index, rd->label) == LABEL_TODO)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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Termmap label_to_index_buf;
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int result;
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label_to_index_buf = termmapDuplicate (label_to_index);
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2004-08-09 11:05:58 +01:00
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label_to_index_buf =
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termmapSet (label_to_index_buf, rd->label, trace_index);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf ("Exploring because this (read) run is involved.\n");
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indac++;
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#endif
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2004-08-09 11:05:58 +01:00
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result =
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oki_nisynch (sys, trace_index - 1, role_to_run,
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label_to_index_buf);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf (">%i<\n", result);
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indac--;
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#endif
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termmapDelete (label_to_index_buf);
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return result;
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2004-06-16 11:40:13 +01:00
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}
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2004-07-22 12:57:15 +01:00
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}
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role_to_run_scan = role_to_run_scan->next;
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}
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// Apparently not involved
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#ifdef OKIDEBUG
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indact ();
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printf ("Exploring further assuming this (read) run is not involved.\n");
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indac++;
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#endif
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2004-08-09 11:05:58 +01:00
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result = oki_nisynch (sys, trace_index - 1, role_to_run, label_to_index);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indac--;
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#endif
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return result;
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}
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//! Evaluate sends
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__inline__ int
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2004-08-09 11:05:58 +01:00
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oki_nisynch_send (const System sys, const int trace_index,
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const Termmap role_to_run, const Termmap label_to_index)
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2004-07-22 12:57:15 +01:00
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{
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Roledef rd;
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int rid;
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int result = 8;
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int old_run;
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Term rolename;
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rd = sys->traceEvent[trace_index];
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rid = sys->traceRun[trace_index];
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/*
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* Two options: it is either involved or not
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*/
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// 1. Assume that this run is not yet involved
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#ifdef OKIDEBUG
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indact ();
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printf ("Exploring further assuming (send) run %i is not involved.\n", rid);
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indac++;
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#endif
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2004-08-09 11:05:58 +01:00
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result = oki_nisynch (sys, trace_index - 1, role_to_run, label_to_index);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf (">%i<\n", result);
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indac--;
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#endif
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if (result)
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2004-08-09 11:05:58 +01:00
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return 1;
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf ("Exploring when %i is involved.\n", rid);
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#endif
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// 2. It is involved. Then either already used for this role, or will be now.
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rolename = sys->runs[rid].role->nameterm;
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old_run = termmapGet (role_to_run, rolename); // what was already stored for this role as the runid
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if (old_run == -1 || old_run == rid)
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{
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int partner_index;
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// Was not involved yet in a registerd way, or was the correct rid
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partner_index = termmapGet (label_to_index, rd->label);
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// Ordered match needed for this label
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// So it already needs to be filled by a read
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if (partner_index >= 0)
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{
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// There is already a read for it
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if (events_match (sys, partner_index, trace_index) == MATCH_ORDER)
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2004-06-16 11:40:13 +01:00
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{
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2004-07-22 12:57:15 +01:00
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// They match in the right order
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Termmap role_to_run_buf, label_to_index_buf;
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2004-06-16 11:40:13 +01:00
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf ("Matching messages found for label ");
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termPrint (rd->label);
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printf ("\n");
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#endif
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/**
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*@todo Optimization can be done when old_run == rid, no copy of role_to_run needs to be made.
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2004-06-16 16:28:20 +01:00
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*/
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2004-07-22 12:57:15 +01:00
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role_to_run_buf = termmapDuplicate (role_to_run);
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role_to_run_buf = termmapSet (role_to_run_buf, rolename, rid);
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label_to_index_buf = termmapDuplicate (label_to_index);
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2004-08-09 11:05:58 +01:00
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label_to_index_buf =
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termmapSet (label_to_index_buf, rd->label, LABEL_GOOD);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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2004-08-09 11:05:58 +01:00
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printf ("In NI-Synch scan, assuming %i run is involved.\n",
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rid);
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2004-07-22 12:57:15 +01:00
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indact ();
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2004-08-09 11:05:58 +01:00
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printf
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("Exploring further assuming this matching, which worked.\n");
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2004-07-22 12:57:15 +01:00
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indac++;
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#endif
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2004-08-09 11:05:58 +01:00
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result =
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oki_nisynch (sys, trace_index - 1, role_to_run_buf,
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label_to_index_buf);
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2004-07-22 12:57:15 +01:00
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#ifdef OKIDEBUG
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indact ();
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printf (">%i<\n", result);
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indac--;
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#endif
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termmapDelete (label_to_index_buf);
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termmapDelete (role_to_run_buf);
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2004-06-16 11:40:13 +01:00
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return result;
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}
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}
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}
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2004-07-22 12:57:15 +01:00
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return 0;
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}
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//! nisynch generalization
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/**
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* role_to_run maps the involved roles to run identifiers.
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* label_to_index maps all labels in prec to the event indices for things already found,
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* or to LABEL_TODO for things not found yet but in prec, and LABEL_GOOD for well linked messages (and that have thus defined a runid for the corresponding role).
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* All values not in prec map to -1.
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*@returns 1 iff the claim is allright, 0 iff it is violated.
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*/
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int
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2004-08-09 11:05:58 +01:00
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oki_nisynch (const System sys, const int trace_index,
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const Termmap role_to_run, const Termmap label_to_index)
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2004-07-22 12:57:15 +01:00
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{
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int type;
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// Check for completed trace
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if (trace_index < 0)
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2004-08-09 11:05:58 +01:00
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return oki_nisynch_full (sys, label_to_index);
|
2004-07-22 12:57:15 +01:00
|
|
|
|
|
|
|
#ifdef OKIDEBUG
|
|
|
|
indact ();
|
|
|
|
printf ("Checking event %i", trace_index);
|
|
|
|
printf (" = #%i : ", sys->traceRun[trace_index]);
|
|
|
|
roledefPrint (sys->traceEvent[trace_index]);
|
|
|
|
printf ("\n");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
type = sys->traceEvent[trace_index]->type;
|
|
|
|
|
|
|
|
if (type == CLAIM || sys->traceEvent[trace_index]->internal)
|
2004-08-09 11:05:58 +01:00
|
|
|
return oki_nisynch_other (sys, trace_index, role_to_run, label_to_index);
|
2004-07-22 12:57:15 +01:00
|
|
|
if (type == READ)
|
2004-08-09 11:05:58 +01:00
|
|
|
return oki_nisynch_read (sys, trace_index, role_to_run, label_to_index);
|
2004-07-22 12:57:15 +01:00
|
|
|
if (type == SEND)
|
2004-08-09 11:05:58 +01:00
|
|
|
return oki_nisynch_send (sys, trace_index, role_to_run, label_to_index);
|
2004-07-22 12:57:15 +01:00
|
|
|
/*
|
|
|
|
* Exception: no claim, no send, no read, what is it?
|
|
|
|
*/
|
|
|
|
error ("Unrecognized event type in claim scanner at %i.", trace_index);
|
2004-06-16 11:40:13 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Real checks
|
|
|
|
*/
|
|
|
|
|
|
|
|
//! Check validity of ni-synch claim at event i.
|
2004-06-16 16:28:20 +01:00
|
|
|
/**
|
|
|
|
*@returns 1 iff claim is true.
|
|
|
|
*/
|
2004-06-16 11:40:13 +01:00
|
|
|
int
|
|
|
|
check_claim_nisynch (const System sys, const int i)
|
2004-07-25 19:24:50 +01:00
|
|
|
{
|
|
|
|
Roledef rd;
|
|
|
|
int result;
|
|
|
|
int rid;
|
2004-08-09 11:05:58 +01:00
|
|
|
Termmap f, g;
|
2004-07-25 19:24:50 +01:00
|
|
|
Term label;
|
|
|
|
Claimlist cl;
|
|
|
|
Termlist tl;
|
|
|
|
|
|
|
|
rid = sys->traceRun[i];
|
|
|
|
rd = sys->traceEvent[i];
|
|
|
|
cl = rd->claiminfo;
|
|
|
|
cl->count = statesIncrease (cl->count);
|
|
|
|
f = termmapSet (NULL, sys->runs[rid].role->nameterm, rid);
|
|
|
|
|
|
|
|
// map all labels in prec to LABEL_TODO
|
|
|
|
g = NULL;
|
|
|
|
label = rd->label;
|
|
|
|
|
|
|
|
tl = cl->prec;
|
|
|
|
while (tl != NULL)
|
|
|
|
{
|
|
|
|
g = termmapSet (g, tl->term, LABEL_TODO);
|
|
|
|
tl = tl->next;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* Check claim
|
|
|
|
*/
|
2004-08-09 11:05:58 +01:00
|
|
|
result = oki_nisynch (sys, i, f, g);
|
2004-07-25 19:24:50 +01:00
|
|
|
if (!result)
|
|
|
|
{
|
2004-08-09 11:05:58 +01:00
|
|
|
#ifdef DEBUG
|
2004-07-29 13:47:57 +01:00
|
|
|
globalError++;
|
2004-07-25 19:24:50 +01:00
|
|
|
warning ("Claim has failed!");
|
2004-07-29 13:47:57 +01:00
|
|
|
eprintf ("To be exact, claim label ");
|
2004-07-25 19:24:50 +01:00
|
|
|
termPrint (cl->label);
|
2004-07-29 13:47:57 +01:00
|
|
|
eprintf (" with prec set ");
|
2004-07-25 19:24:50 +01:00
|
|
|
termlistPrint (cl->prec);
|
2004-07-29 13:47:57 +01:00
|
|
|
eprintf ("\n");
|
2004-08-09 11:05:58 +01:00
|
|
|
eprintf ("i: %i\nf: ", i);
|
2004-07-25 19:24:50 +01:00
|
|
|
termmapPrint (f);
|
2004-07-29 13:47:57 +01:00
|
|
|
eprintf ("\ng: ");
|
2004-07-25 19:24:50 +01:00
|
|
|
termmapPrint (g);
|
2004-07-29 13:47:57 +01:00
|
|
|
eprintf ("\n");
|
|
|
|
globalError--;
|
2004-07-26 13:43:19 +01:00
|
|
|
#endif
|
2004-07-25 19:24:50 +01:00
|
|
|
|
|
|
|
}
|
|
|
|
termmapDelete (f);
|
|
|
|
termmapDelete (g);
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
//! Check validity of ni-agree claim at event i.
|
|
|
|
/**
|
|
|
|
*@returns 1 iff claim is true.
|
|
|
|
*@todo This is now just a copy of ni-synch, should be fixed asap.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
check_claim_niagree (const System sys, const int i)
|
2004-06-16 11:40:13 +01:00
|
|
|
{
|
2004-06-16 16:28:20 +01:00
|
|
|
Roledef rd;
|
2004-06-16 11:40:13 +01:00
|
|
|
int result;
|
|
|
|
int rid;
|
2004-08-09 11:05:58 +01:00
|
|
|
Termmap f, g;
|
2004-06-16 16:28:20 +01:00
|
|
|
Term label;
|
|
|
|
Claimlist cl;
|
|
|
|
Termlist tl;
|
2004-06-16 11:40:13 +01:00
|
|
|
|
|
|
|
rid = sys->traceRun[i];
|
2004-06-16 16:28:20 +01:00
|
|
|
rd = sys->traceEvent[i];
|
|
|
|
cl = rd->claiminfo;
|
2004-07-21 15:26:28 +01:00
|
|
|
cl->count = statesIncrease (cl->count);
|
2004-06-16 11:40:13 +01:00
|
|
|
f = termmapSet (NULL, sys->runs[rid].role->nameterm, rid);
|
2004-06-16 16:28:20 +01:00
|
|
|
|
|
|
|
// map all labels in prec to LABEL_TODO
|
|
|
|
g = NULL;
|
|
|
|
label = rd->label;
|
|
|
|
|
|
|
|
tl = cl->prec;
|
|
|
|
while (tl != NULL)
|
|
|
|
{
|
|
|
|
g = termmapSet (g, tl->term, LABEL_TODO);
|
|
|
|
tl = tl->next;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* Check claim
|
2004-06-16 11:40:13 +01:00
|
|
|
*/
|
2004-08-09 11:05:58 +01:00
|
|
|
result = oki_nisynch (sys, i, f, g);
|
2004-06-16 16:28:20 +01:00
|
|
|
if (!result)
|
|
|
|
{
|
2005-06-02 10:40:05 +01:00
|
|
|
#ifdef DEBUG
|
2004-07-21 15:26:28 +01:00
|
|
|
warning ("Claim has failed!");
|
|
|
|
printf ("To be exact, claim label ");
|
|
|
|
termPrint (cl->label);
|
|
|
|
printf (" with prec set ");
|
|
|
|
termlistPrint (cl->prec);
|
|
|
|
printf ("\n");
|
2004-08-09 11:05:58 +01:00
|
|
|
printf ("i: %i\nf: ", i);
|
2004-07-21 15:26:28 +01:00
|
|
|
termmapPrint (f);
|
|
|
|
printf ("\ng: ");
|
|
|
|
termmapPrint (g);
|
|
|
|
printf ("\n");
|
2005-04-21 13:04:45 +01:00
|
|
|
#endif
|
2004-07-21 15:26:28 +01:00
|
|
|
|
2004-06-16 16:28:20 +01:00
|
|
|
}
|
2004-06-16 11:40:13 +01:00
|
|
|
termmapDelete (f);
|
2004-06-16 16:28:20 +01:00
|
|
|
termmapDelete (g);
|
2004-06-16 11:40:13 +01:00
|
|
|
return result;
|
|
|
|
}
|
2004-08-27 12:52:43 +01:00
|
|
|
|
2004-08-27 15:41:06 +01:00
|
|
|
|
|
|
|
|
|
|
|
//! Check generic agree claim for a given set of runs, arachne style
|
2004-08-27 20:06:15 +01:00
|
|
|
int
|
|
|
|
arachne_runs_agree (const System sys, const Claimlist cl, const Termmap runs)
|
2004-08-27 15:41:06 +01:00
|
|
|
{
|
|
|
|
Termlist labels;
|
|
|
|
int flag;
|
|
|
|
|
2004-08-27 18:25:38 +01:00
|
|
|
#ifdef DEBUG
|
|
|
|
if (DEBUGL (5))
|
|
|
|
{
|
|
|
|
eprintf ("Checking runs agreement for Arachne.\n");
|
|
|
|
termmapPrint (runs);
|
|
|
|
eprintf ("\n");
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2004-08-27 15:41:06 +01:00
|
|
|
flag = 1;
|
|
|
|
labels = cl->prec;
|
|
|
|
while (flag && labels != NULL)
|
|
|
|
{
|
|
|
|
// For each label, check whether it matches. Maybe a bit too strict (what about variables?)
|
|
|
|
// Locate roledefs for read & send, and check whether they are before step
|
|
|
|
Roledef rd_send, rd_read;
|
|
|
|
Labelinfo linfo;
|
|
|
|
|
|
|
|
Roledef get_label_event (const Term role, const Term label)
|
2004-08-27 20:06:15 +01:00
|
|
|
{
|
|
|
|
Roledef rd, rd_res;
|
|
|
|
int i;
|
|
|
|
int run;
|
2004-08-27 15:41:06 +01:00
|
|
|
|
2004-08-27 20:06:15 +01:00
|
|
|
run = termmapGet (runs, role);
|
2004-08-27 18:25:38 +01:00
|
|
|
#ifdef DEBUG
|
2004-08-27 20:06:15 +01:00
|
|
|
if (run < 0 || run >= sys->maxruns)
|
|
|
|
{
|
|
|
|
globalError++;
|
|
|
|
eprintf ("Run mapping %i out of bounds for role ", run);
|
|
|
|
termPrint (role);
|
|
|
|
eprintf (" and label ");
|
|
|
|
termPrint (label);
|
|
|
|
eprintf ("\n");
|
|
|
|
eprintf ("This label has sendrole ");
|
|
|
|
termPrint (linfo->sendrole);
|
|
|
|
eprintf (" and readrole ");
|
|
|
|
termPrint (linfo->readrole);
|
|
|
|
eprintf ("\n");
|
|
|
|
globalError--;
|
|
|
|
error ("Run mapping is out of bounds.");
|
|
|
|
}
|
2004-08-27 18:25:38 +01:00
|
|
|
#endif
|
2004-08-27 20:06:15 +01:00
|
|
|
rd = sys->runs[run].start;
|
|
|
|
rd_res = NULL;
|
|
|
|
i = 0;
|
|
|
|
while (i < sys->runs[run].step && rd != NULL)
|
|
|
|
{
|
|
|
|
if (isTermEqual (rd->label, label))
|
|
|
|
{
|
|
|
|
rd_res = rd;
|
|
|
|
rd = NULL;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
rd = rd->next;
|
|
|
|
}
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
return rd_res;
|
|
|
|
}
|
2004-08-27 15:41:06 +01:00
|
|
|
|
|
|
|
// Main
|
|
|
|
linfo = label_find (sys->labellist, labels->term);
|
|
|
|
rd_send = get_label_event (linfo->sendrole, labels->term);
|
|
|
|
rd_read = get_label_event (linfo->readrole, labels->term);
|
|
|
|
|
|
|
|
if (rd_send == NULL || rd_read == NULL)
|
|
|
|
{
|
|
|
|
// False!
|
|
|
|
flag = 0;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// Compare
|
|
|
|
if (events_match_rd (rd_send, rd_read) != MATCH_CONTENT)
|
|
|
|
{
|
|
|
|
// False!
|
|
|
|
flag = 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
labels = labels->next;
|
|
|
|
}
|
|
|
|
return flag;
|
|
|
|
}
|
|
|
|
|
2004-08-27 20:06:15 +01:00
|
|
|
//! Check arachne authentications claim
|
2004-08-27 12:52:43 +01:00
|
|
|
/**
|
|
|
|
* Per default, occurs in run 0, but for generality we have left the run parameter in.
|
|
|
|
*@returns 1 if the claim is true, 0 if it is not.
|
|
|
|
*/
|
2004-08-27 20:06:15 +01:00
|
|
|
int
|
|
|
|
arachne_claim_authentications (const System sys, const int claim_run,
|
|
|
|
const int claim_index, const int require_order)
|
2004-08-27 12:52:43 +01:00
|
|
|
{
|
2004-08-27 14:40:46 +01:00
|
|
|
Claimlist cl;
|
|
|
|
Roledef rd;
|
2004-08-27 15:41:06 +01:00
|
|
|
Termmap runs_involved;
|
|
|
|
int flag;
|
|
|
|
|
|
|
|
int fill_roles (Termlist roles_tofill)
|
2004-08-27 20:06:15 +01:00
|
|
|
{
|
|
|
|
if (roles_tofill == NULL)
|
|
|
|
{
|
|
|
|
// All roles have been chosen
|
|
|
|
if (arachne_runs_agree (sys, cl, runs_involved))
|
|
|
|
{
|
|
|
|
// niagree holds
|
|
|
|
if (!require_order)
|
|
|
|
{
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// Stronger claim: nisynch. Test for ordering as well.
|
|
|
|
return labels_ordered (runs_involved, cl->prec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// niagree does not hold
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
// Choose a run for this role, if possible
|
|
|
|
// Note that any will do
|
|
|
|
int run, flag;
|
|
|
|
|
|
|
|
run = 0;
|
|
|
|
flag = 0;
|
|
|
|
while (run < sys->maxruns)
|
|
|
|
{
|
|
|
|
// Has to be from the right protocol
|
|
|
|
if (sys->runs[run].protocol == cl->protocol)
|
|
|
|
{
|
|
|
|
// Has to be the right name
|
|
|
|
if (isTermEqual
|
|
|
|
(sys->runs[run].role->nameterm, roles_tofill->term))
|
|
|
|
{
|
|
|
|
// Choose, iterate
|
|
|
|
runs_involved =
|
|
|
|
termmapSet (runs_involved, roles_tofill->term, run);
|
|
|
|
flag = flag || fill_roles (roles_tofill->next);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
run++;
|
|
|
|
}
|
|
|
|
return flag;
|
|
|
|
}
|
|
|
|
}
|
2004-08-27 14:40:46 +01:00
|
|
|
|
2004-08-27 18:25:38 +01:00
|
|
|
#ifdef DEBUG
|
|
|
|
if (DEBUGL (5))
|
|
|
|
{
|
|
|
|
eprintf ("Testing for Niagree claim with any sort of runs.\n");
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2004-08-27 14:40:46 +01:00
|
|
|
rd = roledef_shift (sys->runs[claim_run].start, claim_index);
|
|
|
|
#ifdef DEBUG
|
|
|
|
if (rd == NULL)
|
2004-08-27 20:06:15 +01:00
|
|
|
error ("Retrieving claim info for NULL node??");
|
2004-08-27 14:40:46 +01:00
|
|
|
#endif
|
|
|
|
cl = rd->claiminfo;
|
2004-08-27 15:41:06 +01:00
|
|
|
|
|
|
|
runs_involved = termmapSet (NULL, cl->roles->term, claim_run);
|
|
|
|
flag = fill_roles (cl->roles->next);
|
|
|
|
|
|
|
|
termmapDelete (runs_involved);
|
|
|
|
return flag;
|
2004-08-27 12:52:43 +01:00
|
|
|
}
|
|
|
|
|
2004-08-27 20:06:15 +01:00
|
|
|
//! Test niagree
|
|
|
|
int
|
|
|
|
arachne_claim_niagree (const System sys, const int claim_run,
|
|
|
|
const int claim_index)
|
|
|
|
{
|
|
|
|
return arachne_claim_authentications (sys, claim_run, claim_index, 0);
|
|
|
|
}
|
|
|
|
|
2004-08-27 15:48:58 +01:00
|
|
|
//! Test nisynch
|
2004-08-27 20:06:15 +01:00
|
|
|
int
|
|
|
|
arachne_claim_nisynch (const System sys, const int claim_run,
|
|
|
|
const int claim_index)
|
2004-08-27 15:48:58 +01:00
|
|
|
{
|
2004-08-27 20:06:15 +01:00
|
|
|
return arachne_claim_authentications (sys, claim_run, claim_index, 1);
|
2004-08-27 15:48:58 +01:00
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|
|
}
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